diff options
58 files changed, 7721 insertions, 696 deletions
@@ -1,7 +1,7 @@ ############################################################## uno.name=Arduino Uno -uno.upload.protocol=stk500 +uno.upload.protocol=arduino uno.upload.maximum_size=32256 uno.upload.speed=115200 uno.bootloader.low_fuses=0xff @@ -14,12 +14,13 @@ uno.bootloader.lock_bits=0x2F uno.build.mcu=atmega328p uno.build.f_cpu=16000000L uno.build.core=arduino +uno.build.variant=standard ############################################################## -atmega328.name=Arduino Duemilanove or Nano w/ ATmega328 +atmega328.name=Arduino Duemilanove w/ ATmega328 -atmega328.upload.protocol=stk500 +atmega328.upload.protocol=arduino atmega328.upload.maximum_size=30720 atmega328.upload.speed=57600 @@ -34,12 +35,13 @@ atmega328.bootloader.lock_bits=0x0F atmega328.build.mcu=atmega328p atmega328.build.f_cpu=16000000L atmega328.build.core=arduino +atmega328.build.variant=standard ############################################################## -diecimila.name=Arduino Diecimila, Duemilanove, or Nano w/ ATmega168 +diecimila.name=Arduino Diecimila or Duemilanove w/ ATmega168 -diecimila.upload.protocol=stk500 +diecimila.upload.protocol=arduino diecimila.upload.maximum_size=14336 diecimila.upload.speed=19200 @@ -54,10 +56,53 @@ diecimila.bootloader.lock_bits=0x0F diecimila.build.mcu=atmega168 diecimila.build.f_cpu=16000000L diecimila.build.core=arduino +diecimila.build.variant=standard ############################################################## -mega2560.name=Arduino Mega 2560 +nano328.name=Arduino Nano w/ ATmega328 + +nano328.upload.protocol=arduino +nano328.upload.maximum_size=30720 +nano328.upload.speed=57600 + +nano328.bootloader.low_fuses=0xFF +nano328.bootloader.high_fuses=0xDA +nano328.bootloader.extended_fuses=0x05 +nano328.bootloader.path=atmega +nano328.bootloader.file=ATmegaBOOT_168_atmega328.hex +nano328.bootloader.unlock_bits=0x3F +nano328.bootloader.lock_bits=0x0F + +nano328.build.mcu=atmega328p +nano328.build.f_cpu=16000000L +nano328.build.core=arduino +nano328.build.variant=eightanaloginputs + +############################################################## + +nano.name=Arduino Nano w/ ATmega168 + +nano.upload.protocol=arduino +nano.upload.maximum_size=14336 +nano.upload.speed=19200 + +nano.bootloader.low_fuses=0xff +nano.bootloader.high_fuses=0xdd +nano.bootloader.extended_fuses=0x00 +nano.bootloader.path=atmega +nano.bootloader.file=ATmegaBOOT_168_diecimila.hex +nano.bootloader.unlock_bits=0x3F +nano.bootloader.lock_bits=0x0F + +nano.build.mcu=atmega168 +nano.build.f_cpu=16000000L +nano.build.core=arduino +nano.build.variant=eightanaloginputs + +############################################################## + +mega2560.name=Arduino Mega 2560 or Mega ADK mega2560.upload.protocol=stk500v2 mega2560.upload.maximum_size=258048 @@ -74,12 +119,13 @@ mega2560.bootloader.lock_bits=0x0F mega2560.build.mcu=atmega2560 mega2560.build.f_cpu=16000000L mega2560.build.core=arduino +mega2560.build.variant=mega ############################################################## mega.name=Arduino Mega (ATmega1280) -mega.upload.protocol=stk500 +mega.upload.protocol=arduino mega.upload.maximum_size=126976 mega.upload.speed=57600 @@ -94,12 +140,49 @@ mega.bootloader.lock_bits=0x0F mega.build.mcu=atmega1280 mega.build.f_cpu=16000000L mega.build.core=arduino +mega.build.variant=mega + +############################################################## + +leonardo.name=Arduino Leonardo +leonardo.upload.protocol=arduino +leonardo.upload.maximum_size=30720 +leonardo.upload.speed=1200 +leonardo.bootloader.low_fuses=0xde +leonardo.bootloader.high_fuses=0xda +leonardo.bootloader.extended_fuses=0xcb +leonardo.bootloader.path=nuevo_diskloader +leonardo.bootloader.file=DiskLoader.hex +leonardo.bootloader.unlock_bits=0x3F +leonardo.bootloader.lock_bits=0x2F +leonardo.build.mcu=atmega32u4 +leonardo.build.f_cpu=16000000L +leonardo.build.core=arduino +leonardo.build.variant=leonardo + +############################################################## + +#micro.name=Arduino Micro +#micro.upload.protocol=arduino +#micro.upload.maximum_size=30720 +#micro.upload.speed=1200 +#micro.bootloader.low_fuses=0xde +#micro.bootloader.high_fuses=0xda +#micro.bootloader.extended_fuses=0xcb +#micro.bootloader.path=diskloader +#micro.bootloader.file=DiskLoader-Micro.hex +#micro.bootloader.unlock_bits=0x3F +#micro.bootloader.lock_bits=0x2F +#micro.build.mcu=atmega32u4 +#micro.build.f_cpu=16000000L +#micro.build.core=arduino +#micro.build.variant=micro ############################################################## mini.name=Arduino Mini -mini.upload.protocol=stk500 +mini.upload.protocol=arduino mini.upload.maximum_size=14336 mini.upload.speed=19200 @@ -114,12 +197,34 @@ mini.bootloader.lock_bits=0x0F mini.build.mcu=atmega168 mini.build.f_cpu=16000000L mini.build.core=arduino +mini.build.variant=eightanaloginputs + +############################################################## + +ethernet.name=Arduino Ethernet + +ethernet.upload.protocol=arduino +ethernet.upload.maximum_size=32256 +ethernet.upload.speed=115200 + +ethernet.bootloader.low_fuses=0xff +ethernet.bootloader.high_fuses=0xde +ethernet.bootloader.extended_fuses=0x05 +ethernet.bootloader.path=optiboot +ethernet.bootloader.file=optiboot_atmega328.hex +ethernet.bootloader.unlock_bits=0x3F +ethernet.bootloader.lock_bits=0x0F + +ethernet.build.variant=standard +ethernet.build.mcu=atmega328p +ethernet.build.f_cpu=16000000L +ethernet.build.core=arduino ############################################################## fio.name=Arduino Fio -fio.upload.protocol=stk500 +fio.upload.protocol=arduino fio.upload.maximum_size=30720 fio.upload.speed=57600 @@ -133,13 +238,14 @@ fio.bootloader.lock_bits=0x0F fio.build.mcu=atmega328p fio.build.f_cpu=8000000L -fio.build.core=arduino:arduino +fio.build.core=arduino +fio.build.variant=eightanaloginputs ############################################################## bt328.name=Arduino BT w/ ATmega328 -bt328.upload.protocol=stk500 +bt328.upload.protocol=arduino bt328.upload.maximum_size=28672 bt328.upload.speed=19200 bt328.upload.disable_flushing=true @@ -155,12 +261,13 @@ bt328.bootloader.lock_bits=0x0F bt328.build.mcu=atmega328p bt328.build.f_cpu=16000000L bt328.build.core=arduino +bt328.build.variant=eightanaloginputs ############################################################## bt.name=Arduino BT w/ ATmega168 -bt.upload.protocol=stk500 +bt.upload.protocol=arduino bt.upload.maximum_size=14336 bt.upload.speed=19200 bt.upload.disable_flushing=true @@ -176,12 +283,13 @@ bt.bootloader.lock_bits=0x0F bt.build.mcu=atmega168 bt.build.f_cpu=16000000L bt.build.core=arduino +bt.build.variant=eightanaloginputs ############################################################## lilypad328.name=LilyPad Arduino w/ ATmega328 -lilypad328.upload.protocol=stk500 +lilypad328.upload.protocol=arduino lilypad328.upload.maximum_size=30720 lilypad328.upload.speed=57600 @@ -196,12 +304,13 @@ lilypad328.bootloader.lock_bits=0x0F lilypad328.build.mcu=atmega328p lilypad328.build.f_cpu=8000000L lilypad328.build.core=arduino +lilypad328.build.variant=standard ############################################################## lilypad.name=LilyPad Arduino w/ ATmega168 -lilypad.upload.protocol=stk500 +lilypad.upload.protocol=arduino lilypad.upload.maximum_size=14336 lilypad.upload.speed=19200 @@ -216,12 +325,13 @@ lilypad.bootloader.lock_bits=0x0F lilypad.build.mcu=atmega168 lilypad.build.f_cpu=8000000L lilypad.build.core=arduino +lilypad.build.variant=standard ############################################################## pro5v328.name=Arduino Pro or Pro Mini (5V, 16 MHz) w/ ATmega328 -pro5v328.upload.protocol=stk500 +pro5v328.upload.protocol=arduino pro5v328.upload.maximum_size=30720 pro5v328.upload.speed=57600 @@ -236,12 +346,13 @@ pro5v328.bootloader.lock_bits=0x0F pro5v328.build.mcu=atmega328p pro5v328.build.f_cpu=16000000L pro5v328.build.core=arduino +pro5v328.build.variant=standard ############################################################## pro5v.name=Arduino Pro or Pro Mini (5V, 16 MHz) w/ ATmega168 -pro5v.upload.protocol=stk500 +pro5v.upload.protocol=arduino pro5v.upload.maximum_size=14336 pro5v.upload.speed=19200 @@ -256,12 +367,13 @@ pro5v.bootloader.lock_bits=0x0F pro5v.build.mcu=atmega168 pro5v.build.f_cpu=16000000L pro5v.build.core=arduino +pro5v.build.variant=standard ############################################################## pro328.name=Arduino Pro or Pro Mini (3.3V, 8 MHz) w/ ATmega328 -pro328.upload.protocol=stk500 +pro328.upload.protocol=arduino pro328.upload.maximum_size=30720 pro328.upload.speed=57600 @@ -276,12 +388,13 @@ pro328.bootloader.lock_bits=0x0F pro328.build.mcu=atmega328p pro328.build.f_cpu=8000000L pro328.build.core=arduino +pro328.build.variant=standard ############################################################## pro.name=Arduino Pro or Pro Mini (3.3V, 8 MHz) w/ ATmega168 -pro.upload.protocol=stk500 +pro.upload.protocol=arduino pro.upload.maximum_size=14336 pro.upload.speed=19200 @@ -296,12 +409,13 @@ pro.bootloader.lock_bits=0x0F pro.build.mcu=atmega168 pro.build.f_cpu=8000000L pro.build.core=arduino +pro.build.variant=standard ############################################################## atmega168.name=Arduino NG or older w/ ATmega168 -atmega168.upload.protocol=stk500 +atmega168.upload.protocol=arduino atmega168.upload.maximum_size=14336 atmega168.upload.speed=19200 @@ -316,12 +430,13 @@ atmega168.bootloader.lock_bits=0x0F atmega168.build.mcu=atmega168 atmega168.build.f_cpu=16000000L atmega168.build.core=arduino +atmega168.build.variant=standard ############################################################## atmega8.name=Arduino NG or older w/ ATmega8 -atmega8.upload.protocol=stk500 +atmega8.upload.protocol=arduino atmega8.upload.maximum_size=7168 atmega8.upload.speed=19200 @@ -335,4 +450,4 @@ atmega8.bootloader.lock_bits=0x0F atmega8.build.mcu=atmega8 atmega8.build.f_cpu=16000000L atmega8.build.core=arduino - +atmega8.build.variant=standard diff --git a/bootloaders/diskloader/DiskLoader-Leonardo.hex b/bootloaders/diskloader/DiskLoader-Leonardo.hex new file mode 100644 index 0000000..4528a8b --- /dev/null +++ b/bootloaders/diskloader/DiskLoader-Leonardo.hex @@ -0,0 +1,113 @@ +:1078000011241FBECFEFDAE0DEBFCDBFF2C04101D1
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diff --git a/bootloaders/diskloader/DiskLoader-Micro.hex b/bootloaders/diskloader/DiskLoader-Micro.hex new file mode 100644 index 0000000..fbbcc52 --- /dev/null +++ b/bootloaders/diskloader/DiskLoader-Micro.hex @@ -0,0 +1,113 @@ +:1078000011241FBECFEFDAE0DEBFCDBFF2C04101D1
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diff --git a/bootloaders/diskloader/Makefile b/bootloaders/diskloader/Makefile new file mode 100644 index 0000000..6ac3db3 --- /dev/null +++ b/bootloaders/diskloader/Makefile @@ -0,0 +1,105 @@ +############################################################################### +# Makefile for DiskLoader +############################################################################### + +## General Flags +PROJECT = DiskLoader +TARGET = DiskLoader.elf +CC = avr-gcc + +# BOARD2 +MCU = atmega32u4 +AVR_FREQ = 16000000L + +# Specify the Arduino model using the assigned PID. This is used by Descriptors.c
+# to set PID and product descriptor string
+# Arduino Leonardo PID
+ARDUINO_MODEL_PID = 0x0034
+# Arduino Micro PID
+#ARDUINO_MODEL_PID = 0x0035 + +# Change if your programmer is different +AVRDUDE_PROGRAMMER = avrispmkII +AVRDUDE_PORT = usb + +# program name should not be changed... +PROGRAM = DiskLoader + +AVRDUDE = avrdude +AVRDUDE_FLAGS = -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER) -p $(MCU) + +## Options common to compile, link and assembly rules +COMMON = -mmcu=$(MCU) + +override CFLAGS = -g -Wall -Os -mmcu=$(MCU) -DF_CPU=$(AVR_FREQ) -DARDUINO_MODEL_PID=$(ARDUINO_MODEL_PID) $(DEFS) -ffunction-sections -gdwarf-2 -fdata-sections -fno-split-wide-types + +## Assembly specific flags +ASMFLAGS = $(COMMON) +ASMFLAGS += $(CFLAGS) +ASMFLAGS += -x assembler-with-cpp -Wa,-gdwarf2 + +## Linker flags +LDFLAGS = $(COMMON) +LDFLAGS += -Wl,-gc-sections,-Map=DiskLoader.map,--section-start=.text=0x7800,--relax +LDFLAGS += -nodefaultlibs -nostartfiles + + +## Intel Hex file production flags +HEX_EEPROM_FLAGS = -j .eeprom +HEX_EEPROM_FLAGS += --set-section-flags=.eeprom="alloc,load" +HEX_EEPROM_FLAGS += --change-section-lma .eeprom=0 --no-change-warnings + +## Objects explicitly added by the user +LINKONLYOBJECTS = + +MODULES := . +SRC_DIR := $(addprefix src/,$(MODULES)) +BUILD_DIR := $(addprefix build/,$(MODULES)) + +SRC := $(foreach sdir,$(SRC_DIR),$(wildcard $(sdir)/*.cpp)) +OBJ := $(patsubst src/%.cpp,build/%.o,$(SRC)) +DEP := $(OBJ:%.o=%.d) +INCLUDES := $(addprefix -I,$(SRC_DIR)) + +vpath %.cpp $(SRC_DIR) + +.PHONY: all checkdirs clean + +all: checkdirs $(TARGET) DiskLoader.hex DiskLoader.lss size + +-include $(DEP) + +checkdirs: $(BUILD_DIR) + +$(BUILD_DIR): + @mkdir -p $@ + +clean: + @rm -rf build/ + @rm -f *.hex + @rm -f *.elf + @rm -f *.lss + @rm -f *.map + +define make-goal +$1/%.o: %.cpp + $(CC) $(INCLUDES) $(CFLAGS) -c $$< -MD -o $$@ +endef + +$(foreach bdir,$(BUILD_DIR),$(eval $(call make-goal,$(bdir)))) + +$(TARGET): $(OBJ) + $(CC) $(LDFLAGS) $(LINKONLYOBJECTS) $(LIBDIRS) $(LIBS) $^ -o $@ + +%.hex: $(TARGET) + avr-objcopy -O ihex $(HEX_FLASH_FLAGS) $< $@ + +%.lss: $(TARGET) + avr-objdump -h -S $< > $@ + +size: $(TARGET) + @echo +# @avr-size -C --mcu=${MCU} ${TARGET}.elf + +program: $(TARGET).hex + $(AVRDUDE) $(AVRDUDE_FLAGS) -B 5 -u -U flash:w:$(TARGET).hex
\ No newline at end of file diff --git a/bootloaders/diskloader/src/DiskLoader.cpp b/bootloaders/diskloader/src/DiskLoader.cpp new file mode 100644 index 0000000..6580618 --- /dev/null +++ b/bootloaders/diskloader/src/DiskLoader.cpp @@ -0,0 +1,239 @@ + + +#include "Platform.h" + +// This bootloader creates a composite Serial device +// +// The serial interface supports a STK500v1 protocol that is very similar to optiboot +// +// The bootloader will timeout and start the firmware after a few hundred milliseconds +// if a usb connection is not detected. +// +// The tweakier code is to keep the bootloader below 2k (no interrupt table, for example) + +extern "C" +void entrypoint(void) __attribute__ ((naked)) __attribute__ ((section (".vectors"))); +void entrypoint(void) +{ + asm volatile ( + "eor r1, r1\n" // Zero register + "out 0x3F, r1\n" // SREG + "ldi r28, 0xFF\n" + "ldi r29, 0x0A\n" + "out 0x3E, r29\n" // SPH + "out 0x3D, r28\n" // SPL + "rjmp main" // Stack is all set up, start the main code + ::); +} + +u8 _flashbuf[128]; +u8 _inSync; +u8 _ok; +extern volatile u8 _ejected; +extern volatile u16 _timeout; + +void Program(u8 ep, u16 page, u8 count) +{ + u8 write = page < 30*1024; // Don't write over firmware please + if (write) + boot_page_erase(page); + + Recv(ep,_flashbuf,count); // Read while page is erasing + + if (!write) + return; + + boot_spm_busy_wait(); // Wait until the memory is erased. + + count >>= 1; + u16* p = (u16*)page; + u16* b = (u16*)_flashbuf; + for (u8 i = 0; i < count; i++) + boot_page_fill(p++, b[i]); + + boot_page_write(page); + boot_spm_busy_wait(); + boot_rww_enable (); +} + + +int USBGetChar(); +#define getch USBGetChar + +#define HW_VER 0x02 +#define SW_MAJOR 0x01 +#define SW_MINOR 0x10 + +#define STK_OK 0x10 +#define STK_INSYNC 0x14 // ' ' +#define CRC_EOP 0x20 // 'SPACE' +#define STK_GET_SYNC 0x30 // '0' + +#define STK_GET_PARAMETER 0x41 // 'A' +#define STK_SET_DEVICE 0x42 // 'B' +#define STK_SET_DEVICE_EXT 0x45 // 'E' +#define STK_LOAD_ADDRESS 0x55 // 'U' +#define STK_UNIVERSAL 0x56 // 'V' +#define STK_PROG_PAGE 0x64 // 'd' +#define STK_READ_PAGE 0x74 // 't' +#define STK_READ_SIGN 0x75 // 'u' + +extern const u8 _readSize[] PROGMEM; +const u8 _readSize[] = +{ + STK_GET_PARAMETER, 1, + STK_SET_DEVICE, 20, + STK_SET_DEVICE_EXT, 5, + STK_UNIVERSAL, 4, + STK_LOAD_ADDRESS, 2, + STK_PROG_PAGE, 3, + STK_READ_PAGE, 3, + 0,0 +}; + +extern const u8 _consts[] PROGMEM; +const u8 _consts[] = +{ + SIGNATURE_0, + SIGNATURE_1, + SIGNATURE_2, + HW_VER, // Hardware version + SW_MAJOR, // Software major version + SW_MINOR, // Software minor version + 0x03, // Unknown but seems to be required by avr studio 3.56 + 0x00, // +}; + + +void USBInit(void); +int main(void) __attribute__ ((naked)); + +// STK500v1 main loop, very similar to optiboot in protocol and implementation +int main() +{ + wdt_disable(); + TXLED0; + RXLED0; + LED0; + BOARD_INIT(); + USBInit(); + + _inSync = STK_INSYNC; + _ok = STK_OK; + + if (pgm_read_word(0) != -1) + _ejected = 1; + + for(;;) + { + u8* packet = _flashbuf; + u16 address = 0; + for (;;) + { + u8 cmd = getch(); + + // Read packet contents + u8 len; + const u8* rs = _readSize; + for(;;) + { + u8 c = pgm_read_byte(rs++); + len = pgm_read_byte(rs++); + if (c == cmd || c == 0) + break; + } + _timeout = 0; + // Read params + Recv(CDC_RX,packet,len); + + // Send a response + u8 send = 0; + const u8* pgm = _consts+7; // 0 + if (STK_GET_PARAMETER == cmd) + { + u8 i = packet[0] - 0x80; + if (i > 2) + i = (i == 0x18) ? 3 : 4; // 0x80:HW_VER,0x81:SW_MAJOR,0x82:SW_MINOR,0x18:3 or 0 + pgm = _consts + i + 3; + send = 1; + } + + else if (STK_UNIVERSAL == cmd) + { + if (packet[0] == 0x30) + pgm = _consts + packet[2]; // read signature + send = 1; + } + + // Read signature bytes + else if (STK_READ_SIGN == cmd) + { + pgm = _consts; + send = 3; + } + + else if (STK_LOAD_ADDRESS == cmd) + { + address = *((u16*)packet); // word addresses + address += address; + } + + else if (STK_PROG_PAGE == cmd) + { + Program(CDC_RX,address,packet[1]); + } + + else if (STK_READ_PAGE == cmd) + { + send = packet[1]; + pgm = (const u8*)address; + address += send; // not sure of this is required + } + + // Check sync + if (getch() != ' ') + break; + Transfer(CDC_TX,&_inSync,1); + + // Send result + if (send) + Transfer(CDC_TX|TRANSFER_PGM,pgm,send); // All from pgm memory + + // Send ok + Transfer(CDC_TX|TRANSFER_RELEASE,&_ok,1); + + if (cmd == 'Q') + break; + } + _timeout = 500; // wait a moment before exiting the bootloader - may need to finish responding to 'Q' for example + _ejected = 1; + } +} + +// Nice breathing LED indicates we are in the firmware +u16 _pulse; +void LEDPulse() +{ + _pulse += 4; + u8 p = _pulse >> 9; + if (p > 63) + p = 127-p; + p += p; + if (((u8)_pulse) > p) + LED0; + else + LED1; +} + +void Reboot() +{ + TXLED0; // switch off the RX and TX LEDs before starting the user sketch + RXLED0; + UDCON = 1; // Detatch USB + UDIEN = 0; + asm volatile ( // Reset vector to run firmware + "clr r30\n" + "clr r31\n" + "ijmp\n" + ::); +} diff --git a/bootloaders/diskloader/src/Platform.h b/bootloaders/diskloader/src/Platform.h new file mode 100644 index 0000000..6acbf39 --- /dev/null +++ b/bootloaders/diskloader/src/Platform.h @@ -0,0 +1,49 @@ + +#include <inttypes.h> +#include <avr/io.h> +#include <avr/pgmspace.h> +#include <avr/boot.h> +#include <util/delay.h> +#include <avr/interrupt.h> +#include <avr/wdt.h> + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +typedef unsigned char u8; +typedef unsigned short u16; +typedef unsigned long u32; + + +#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n)) +#define DISABLE_JTAG() MCUCR = (1 << JTD) | (1 << IVCE) | (0 << PUD); MCUCR = (1 << JTD) | (0 << IVSEL) | (0 << IVCE) | (0 << PUD); + +#define USB_PID_LEONARDO 0x0034 +#define USB_PID_MICRO 0x0035 +#define USB_VID 0x2341 // arduino LLC vid +#define USB_PID ARDUINO_MODEL_PID // passed in by Makefile - 0x0034 for Leonardo, 0x0035 for MIcro + +#define OEM_NAME 'l','e','o','n','a','r','d','o' // 8 chars +#define BOARD_INIT() DDRC |= (1<<7); DDRB |= (1<<0); DDRD |= (1<<5); CPU_PRESCALE(0); DISABLE_JTAG(); +#define LED0 PORTC &= ~(1<<7) +#define LED1 PORTC |= (1<<7) +#define TXLED0 PORTD |= (1<<5) +#define TXLED1 PORTD &= ~(1<<5) +#define RXLED0 PORTB |= (1<<0) +#define RXLED1 PORTB &= ~(1<<0) + +#define TRANSFER_PGM 0x80 +#define TRANSFER_RELEASE 0x40 +#define TRANSFER_ZERO 0x20 + +void Transfer(u8 ep, const u8* data, int len); +void Recv(u8 ep, u8* dst, u8 len); +void Program(u8 ep, u16 page, u8 count); + +#define CDC_ENABLED + +#include "USBCore.h" +#include "USBDesc.h" + + diff --git a/bootloaders/diskloader/src/USBCore.cpp b/bootloaders/diskloader/src/USBCore.cpp new file mode 100644 index 0000000..ca74721 --- /dev/null +++ b/bootloaders/diskloader/src/USBCore.cpp @@ -0,0 +1,508 @@ + + +/* Copyright (c) 2010, Peter Barrett +** +** Permission to use, copy, modify, and/or distribute this software for +** any purpose with or without fee is hereby granted, provided that the +** above copyright notice and this permission notice appear in all copies. +** +** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL +** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR +** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES +** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +** SOFTWARE. +*/ + +#include "Platform.h" + +#define CDC_TX CDC_ENDPOINT_IN +#define CDC_RX CDC_ENDPOINT_OUT + +#define EP_TYPE_CONTROL 0x00 +#define EP_TYPE_BULK_IN 0x81 +#define EP_TYPE_BULK_OUT 0x80 +#define EP_TYPE_INTERRUPT_IN 0xC1 +#define EP_TYPE_INTERRUPT_OUT 0xC0 +#define EP_TYPE_ISOCHRONOUS_IN 0x41 +#define EP_TYPE_ISOCHRONOUS_OUT 0x40 + +/** Pulse generation counters to keep track of the number of milliseconds remaining for each pulse type */ +#define TX_RX_LED_PULSE_MS 100 +u8 TxLEDPulse; /**< Milliseconds remaining for data Tx LED pulse */ +u8 RxLEDPulse; /**< Milliseconds remaining for data Rx LED pulse */ + +void Reboot(); + +//================================================================== +//================================================================== + +typedef struct +{ + u32 dwDTERate; + u8 bCharFormat; + u8 bParityType; + u8 bDataBits; + u8 lineState; +} LineInfo; + +static volatile LineInfo _usbLineInfo = { 57600, 0x00, 0x00, 0x00, 0x00 }; + +//================================================================== +//================================================================== + +// 4 bytes of RAM +volatile u8 _usbConfiguration; +volatile u8 _ejected; +volatile u16 _timeout; + +static inline void WaitIN(void) +{ + while (!(UEINTX & (1<<TXINI))); +} + +static inline void ClearIN(void) +{ + UEINTX = ~(1<<TXINI); +} + +static inline void WaitOUT(void) +{ + while (!(UEINTX & (1<<RXOUTI))) + ; +} + +static inline u8 WaitForINOrOUT() +{ + while (!(UEINTX & ((1<<TXINI)|(1<<RXOUTI)))) + ; + return (UEINTX & (1<<RXOUTI)) == 0; +} + +static inline void ClearOUT(void) +{ + UEINTX = ~(1<<RXOUTI); +} + +static +void Send(volatile const u8* data, u8 count) +{ + TXLED1; // light the TX LED + TxLEDPulse = TX_RX_LED_PULSE_MS; + while (count--) + UEDATX = *data++; +} + +void Recv(volatile u8* data, u8 count) +{ + RXLED1; // light the RX LED + RxLEDPulse = TX_RX_LED_PULSE_MS; + while (count--) + *data++ = UEDATX; +} + +static inline u8 Recv8() +{ + RXLED1; // light the RX LED + RxLEDPulse = TX_RX_LED_PULSE_MS; + return UEDATX; +} + +static inline void Send8(u8 d) +{ + TXLED1; // light the TX LED + TxLEDPulse = TX_RX_LED_PULSE_MS; + UEDATX = d; +} + +static inline void SetEP(u8 ep) +{ + UENUM = ep; +} + +static inline u8 FifoByteCount() +{ + return UEBCLX; +} + +static inline u8 ReceivedSetupInt() +{ + return UEINTX & (1<<RXSTPI); +} + +static inline void ClearSetupInt() +{ + UEINTX = ~((1<<RXSTPI) | (1<<RXOUTI) | (1<<TXINI)); +} + +static inline void Stall() +{ + UECONX = (1<<STALLRQ) | (1<<EPEN); +} + +static inline u8 ReadWriteAllowed() +{ + return UEINTX & (1<<RWAL); +} + +static inline u8 Stalled() +{ + return UEINTX & (1<<STALLEDI); +} + +static inline u8 FifoFree() +{ + return UEINTX & (1<<FIFOCON); +} + +static inline void ReleaseRX() +{ + UEINTX = 0x6B; // FIFOCON=0 NAKINI=1 RWAL=1 NAKOUTI=0 RXSTPI=1 RXOUTI=0 STALLEDI=1 TXINI=1 +} + +static inline void ReleaseTX() +{ + UEINTX = 0x3A; // FIFOCON=0 NAKINI=0 RWAL=1 NAKOUTI=1 RXSTPI=1 RXOUTI=0 STALLEDI=1 TXINI=0 +} + +static inline u8 FrameNumber() +{ + return UDFNUML; +} + +//================================================================== +//================================================================== + +#define EP_SINGLE_64 0x32 // EP0 +#define EP_DOUBLE_64 0x36 // Other endpoints + +static void InitEP(u8 index, u8 type, u8 size) +{ + UENUM = index; + UECONX = 1; + UECFG0X = type; + UECFG1X = size; +} + +// API +void USBInit(void) +{ + _timeout = 0; + _usbConfiguration = 0; + _ejected = 0; + + UHWCON = 0x01; // power internal reg (don't need this?) + USBCON = (1<<USBE)|(1<<FRZCLK); // clock frozen, usb enabled + PLLCSR = 0x12; // Need 16 MHz xtal + while (!(PLLCSR & (1<<PLOCK))) // wait for lock pll + ; + USBCON = ((1<<USBE)|(1<<OTGPADE)); // start USB clock + UDCON = 0; // enable attach resistor +} + +u8 USBGetConfiguration(void) +{ + return _usbConfiguration; +} + +u8 HasData(u8 ep) +{ + SetEP(ep); + return ReadWriteAllowed(); // count in fifo +} + +int USBGetChar(); +void Recv(u8 ep, u8* dst, u8 len) +{ + SetEP(ep); + while (len--) + { + while (!ReadWriteAllowed()) + ; + *dst++ = Recv8(); + if (!ReadWriteAllowed()) // release empty buffer + ReleaseRX(); + } +} + +// Transmit a packet to endpoint +void Transfer(u8 ep, const u8* data, int len) +{ + u8 zero = ep & TRANSFER_ZERO; + SetEP(ep & 7); + while (len--) + { + while (!ReadWriteAllowed()) + ; // TODO Check for STALL etc + + u8 d = (ep & TRANSFER_PGM) ? pgm_read_byte(data) : data[0]; + data++; + if (zero) + d = 0; + Send8(d); + + if (!ReadWriteAllowed()) + ReleaseTX(); + } + if (ep & TRANSFER_RELEASE) + ReleaseTX(); +} + +extern const u8 _initEndpoints[] PROGMEM; +const u8 _initEndpoints[] = +{ + 0, + +#ifdef CDC_ENABLED + EP_TYPE_INTERRUPT_IN, // CDC_ENDPOINT_ACM + EP_TYPE_BULK_OUT, // CDC_ENDPOINT_OUT + EP_TYPE_BULK_IN, // CDC_ENDPOINT_IN +#endif + + EP_TYPE_INTERRUPT_IN, // HID_ENDPOINT_INT +}; + +static void InitEndpoints() +{ + for (u8 i = 1; i < sizeof(_initEndpoints); i++) + { + UENUM = i; + UECONX = 1; + UECFG0X = pgm_read_byte(_initEndpoints+i); + UECFG1X = EP_DOUBLE_64; + } + UERST = 0x7E; // And reset them + UERST = 0; +} + +typedef struct +{ + u8 bmRequestType; + u8 bRequest; + u8 wValueL; + u8 wValueH; + u16 wIndex; + u16 wLength; +} Setup; +Setup _setup; + +//bool USBHook(Setup& setup) +bool USBHook() +{ + Setup& setup = _setup; + u8 r = setup.bRequest; + + // CDC Requests + if (CDC_GET_LINE_CODING == r) + { + Send((const volatile u8*)&_usbLineInfo,7); + } + + else if (CDC_SET_LINE_CODING == r) + { + WaitOUT(); + Recv((volatile u8*)&_usbLineInfo,7); + ClearOUT(); + } + + else if (CDC_SET_CONTROL_LINE_STATE == r) + { + _usbLineInfo.lineState = setup.wValueL; + } + + return true; +} + +extern const u8 _rawHID[] PROGMEM; +#define LSB(_x) ((_x) & 0xFF) +#define MSB(_x) ((_x) >> 8) + +#define RAWHID_USAGE_PAGE 0xFFC0 +#define RAWHID_USAGE 0x0C00 +#define RAWHID_TX_SIZE 64 +#define RAWHID_RX_SIZE 64 + +const u8 _rawHID[] = +{ + // RAW HID + 0x06, LSB(RAWHID_USAGE_PAGE), MSB(RAWHID_USAGE_PAGE), // 30 + 0x0A, LSB(RAWHID_USAGE), MSB(RAWHID_USAGE), + + 0xA1, 0x01, // Collection 0x01 + 0x85, 0x03, // REPORT_ID (3) + 0x75, 0x08, // report size = 8 bits + 0x15, 0x00, // logical minimum = 0 + 0x26, 0xFF, 0x00, // logical maximum = 255 + + 0x95, 64, // report count TX + 0x09, 0x01, // usage + 0x81, 0x02, // Input (array) + + 0x95, 64, // report count RX + 0x09, 0x02, // usage + 0x91, 0x02, // Output (array) + 0xC0 // end collection +}; + +u8 _cdcComposite = 0; + +bool SendDescriptor() +{ + Setup& setup = _setup; + u8 desc_length = 0; + const u8* desc_addr = 0; + + u8 t = setup.wValueH; + if (0x22 == t) + { + desc_addr = _rawHID; + desc_length = sizeof(desc_length); + } else if (USB_DEVICE_DESCRIPTOR_TYPE == t) + { + if (setup.wLength == 8) + _cdcComposite = 1; + desc_addr = _cdcComposite ? (const u8*)&USB_DeviceDescriptorA : (const u8*)&USB_DeviceDescriptor; + } + else if (USB_CONFIGURATION_DESCRIPTOR_TYPE == t) + { + desc_addr = (const u8*)&USB_ConfigDescriptor; + desc_length = sizeof(USB_ConfigDescriptor); + } + else if (USB_STRING_DESCRIPTOR_TYPE == t) + { + if (setup.wValueL == 0) + desc_addr = (const u8*)&STRING_LANGUAGE; + else if (setup.wValueL == IPRODUCT) + desc_addr = (const u8*)&STRING_IPRODUCT; + else if (setup.wValueL == IMANUFACTURER) + desc_addr = (const u8*)&STRING_IMANUFACTURER; + else + return false; + } else + return false; + + if (desc_length == 0) + desc_length = pgm_read_byte(desc_addr); + if ((u8)setup.wLength < desc_length) // bit of a cheat limiting to 255 bytes TODO (saved 8 bytes) + desc_length = (u8)setup.wLength; + + // Send descriptor + // EP0 is 64 bytes long + // RWAL and FIFOCON don't work on EP0 + u8 n = 0; + do + { + if (!WaitForINOrOUT()) + return false; + Send8(pgm_read_byte(&desc_addr[n++])); + u8 clr = n & 0x3F; + if (!clr) + ClearIN(); // Fifo is full, release this packet + } while (n < desc_length); + return true; +} + +void USBSetupInterrupt() +{ + SetEP(0); + if (!ReceivedSetupInt()) + return; + + Setup& setup = _setup; // global saves ~30 bytes + Recv((u8*)&setup,8); + ClearSetupInt(); + + if (setup.bmRequestType & DEVICETOHOST) + WaitIN(); + else + ClearIN(); + + bool ok = true; + u8 r = setup.bRequest; + if (SET_ADDRESS == r) + { + WaitIN(); + UDADDR = setup.wValueL | (1<<ADDEN); + } + else if (SET_CONFIGURATION == r) + { + _usbConfiguration = setup.wValueL; + InitEndpoints(); + } + else if (GET_CONFIGURATION == r) + { + Send8(_usbConfiguration); + } + else if (GET_STATUS == r) + { + Send8(0); // All good as far as I know + } + else if (GET_DESCRIPTOR == r) + { + ok = SendDescriptor(); + } + else + { + ok = USBHook(); + } + + if (ok) + ClearIN(); + else + Stall(); +} + +void USBGeneralInterrupt() +{ + u8 udint = UDINT; + UDINT = 0; + + // End of Reset + if (udint & (1<<EORSTI)) + { + InitEP(0,EP_TYPE_CONTROL,EP_SINGLE_64); // init ep0 + _usbConfiguration = 0; // not configured yet + } + + // Start of Frame - happens every millisecond so we use it for TX and RX LED one-shot timing, too + if (udint & (1<<SOFI)) + { + // check whether the one-shot period has elapsed. if so, turn off the LED + if (TxLEDPulse && !(--TxLEDPulse)) + TXLED0; + if (RxLEDPulse && !(--RxLEDPulse)) + RXLED0; + + if (!_ejected) + _timeout = 0; + } +} + +void LEDPulse(); +int USBGetChar() +{ + for(;;) + { + USBSetupInterrupt(); + USBGeneralInterrupt(); + + // Read a char + if (HasData(CDC_RX)) + { + u8 c = Recv8(); + if (!ReadWriteAllowed()) + ReleaseRX(); + return c; + } + + if (!--_timeout) { + Reboot(); // USB not connected, run firmware + } + + _delay_us(100); // stretch out the bootloader period to about 5 seconds after enumeration + LEDPulse(); + } + return -1; +} diff --git a/bootloaders/diskloader/src/USBCore.h b/bootloaders/diskloader/src/USBCore.h new file mode 100644 index 0000000..537c0ec --- /dev/null +++ b/bootloaders/diskloader/src/USBCore.h @@ -0,0 +1,246 @@ + +// Copyright (c) 2010, Peter Barrett +/* +** Permission to use, copy, modify, and/or distribute this software for +** any purpose with or without fee is hereby granted, provided that the +** above copyright notice and this permission notice appear in all copies. +** +** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL +** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR +** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES +** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +** SOFTWARE. +*/ + +#ifndef __USBCORE_H__ +#define __USBCORE_H__ + +#define GET_STATUS 0 +#define CLEAR_FEATURE 1 +#define SET_FEATURE 3 +#define SET_ADDRESS 5 +#define GET_DESCRIPTOR 6 +#define GET_CONFIGURATION 8 +#define SET_CONFIGURATION 9 +#define GET_INTERFACE 10 +#define SET_INTERFACE 11 + +// bmRequestType +#define HOSTTODEVICE 0x00 +#define DEVICETOHOST 0x80 +#define STANDARD 0x00 +#define CLASS 0x20 +#define VENDOR 0x40 +#define DEVICE 0x00 +#define INTERFACE 0x01 +#define ENDPOINT 0x02 +#define OTHER 0x03 + +#define CDC_SET_LINE_CODING 0x20 +#define CDC_GET_LINE_CODING 0x21 +#define CDC_SET_CONTROL_LINE_STATE 0x22 + +// Descriptors + +#define USB_DEVICE_DESC_SIZE 18 +#define USB_CONFIGUARTION_DESC_SIZE 9 +#define USB_INTERFACE_DESC_SIZE 9 +#define USB_ENDPOINT_DESC_SIZE 7 + +#define USB_DEVICE_DESCRIPTOR_TYPE 1 +#define USB_CONFIGURATION_DESCRIPTOR_TYPE 2 +#define USB_STRING_DESCRIPTOR_TYPE 3 +#define USB_INTERFACE_DESCRIPTOR_TYPE 4 +#define USB_ENDPOINT_DESCRIPTOR_TYPE 5 + +#define USB_DEVICE_CLASS_COMMUNICATIONS 0x02 +#define USB_DEVICE_CLASS_HUMAN_INTERFACE 0x03 +#define USB_DEVICE_CLASS_STORAGE 0x08 +#define USB_DEVICE_CLASS_VENDOR_SPECIFIC 0xFF + +#define USB_CONFIG_POWERED_MASK 0x40 +#define USB_CONFIG_BUS_POWERED 0x80 +#define USB_CONFIG_SELF_POWERED 0xC0 +#define USB_CONFIG_REMOTE_WAKEUP 0x20 + +// bMaxPower in Configuration Descriptor +#define USB_CONFIG_POWER_MA(mA) ((mA)/2) + +// bEndpointAddress in Endpoint Descriptor +#define USB_ENDPOINT_DIRECTION_MASK 0x80 +#define USB_ENDPOINT_OUT(addr) ((addr) | 0x00) +#define USB_ENDPOINT_IN(addr) ((addr) | 0x80) + +#define USB_ENDPOINT_TYPE_MASK 0x03 +#define USB_ENDPOINT_TYPE_CONTROL 0x00 +#define USB_ENDPOINT_TYPE_ISOCHRONOUS 0x01 +#define USB_ENDPOINT_TYPE_BULK 0x02 +#define USB_ENDPOINT_TYPE_INTERRUPT 0x03 + +#define TOBYTES(x) ((x) & 0xFF),(((x) >> 8) & 0xFF) + +#define CDC_V1_10 0x0110 +#define CDC_COMMUNICATION_INTERFACE_CLASS 0x02 + +#define CDC_CALL_MANAGEMENT 0x01 +#define CDC_ABSTRACT_CONTROL_MODEL 0x02 +#define CDC_HEADER 0x00 +#define CDC_ABSTRACT_CONTROL_MANAGEMENT 0x02 +#define CDC_UNION 0x06 +#define CDC_CS_INTERFACE 0x24 +#define CDC_CS_ENDPOINT 0x25 +#define CDC_DATA_INTERFACE_CLASS 0x0A + + +// Device +typedef struct { + u8 len; // 18 + u8 dtype; // 1 USB_DEVICE_DESCRIPTOR_TYPE + u16 usbVersion; // 0x200 + u8 deviceClass; + u8 deviceSubClass; + u8 deviceProtocol; + u8 packetSize0; // Packet 0 + u16 idVendor; + u16 idProduct; + u16 deviceVersion; // 0x100 + u8 iManufacturer; + u8 iProduct; + u8 iSerialNumber; + u8 bNumConfigurations; +} DeviceDescriptor; + +// Config +typedef struct { + u8 len; // 9 + u8 dtype; // 2 + u16 clen; // total length + u8 numInterfaces; + u8 config; + u8 iconfig; + u8 attributes; + u8 maxPower; +} ConfigDescriptor; + +// String + +// Interface +typedef struct +{ + u8 len; // 9 + u8 dtype; // 4 + u8 number; + u8 alternate; + u8 numEndpoints; + u8 interfaceClass; + u8 interfaceSubClass; + u8 protocol; + u8 iInterface; +} InterfaceDescriptor; + +// Endpoint +typedef struct +{ + u8 len; // 7 + u8 dtype; // 5 + u8 addr; + u8 attr; + u16 packetSize; + u8 interval; +} EndpointDescriptor; + +// Interface Association Descriptor +// Used to bind 2 interfaces together in CDC compostite device +typedef struct +{ + u8 len; // 8 + u8 dtype; // 11 + u8 firstInterface; + u8 interfaceCount; + u8 functionClass; + u8 funtionSubClass; + u8 functionProtocol; + u8 iInterface; +} IADDescriptor; + +// CDC CS interface descriptor +typedef struct +{ + u8 len; // 5 + u8 dtype; // 0x24 + u8 subtype; + u8 d0; + u8 d1; +} CDCCSInterfaceDescriptor; + +typedef struct +{ + u8 len; // 4 + u8 dtype; // 0x24 + u8 subtype; + u8 d0; +} CDCCSInterfaceDescriptor4; + +typedef struct +{ + IADDescriptor iad; // Only needed on compound device + + // Control + InterfaceDescriptor cif; // + CDCCSInterfaceDescriptor header; + CDCCSInterfaceDescriptor callManagement; + CDCCSInterfaceDescriptor4 controlManagement; + CDCCSInterfaceDescriptor functionalDescriptor; + EndpointDescriptor cifin; + + // Data + InterfaceDescriptor dif; + EndpointDescriptor in; + EndpointDescriptor out; +} CDCDescriptor; + +typedef struct +{ + u8 len; // 9 + u8 dtype; // 0x21 + u8 addr; + u8 versionL; // 0x101 + u8 versionH; // 0x101 + u8 country; + u8 desctype; // 0x22 report + u8 descLenL; + u8 descLenH; +} HIDDescDescriptor; + +typedef struct +{ + InterfaceDescriptor hid; + HIDDescDescriptor desc; + EndpointDescriptor in; +} HIDDescriptor; + +#define D_DEVICE(_class,_subClass,_proto,_packetSize0,_vid,_pid,_version,_im,_ip,_is,_configs) \ + { 18, 1, 0x200, _class,_subClass,_proto,_packetSize0,_vid,_pid,_version,_im,_ip,_is,_configs } + +#define D_CONFIG(_totalLength,_interfaces) \ + { 9, 2, _totalLength,_interfaces, 1, 0, USB_CONFIG_BUS_POWERED, USB_CONFIG_POWER_MA(100) } + +#define D_INTERFACE(_n,_numEndpoints,_class,_subClass,_protocol) \ + { 9, 4, _n, 0, _numEndpoints, _class,_subClass, _protocol, 0 } + +#define D_ENDPOINT(_addr,_attr,_packetSize, _interval) \ + { 7, 5, _addr,_attr,_packetSize, _interval } + +#define D_IAD(_firstInterface, _count, _class, _subClass, _protocol) \ + { 8, 11, _firstInterface, _count, _class, _subClass, _protocol, 0 } + +#define D_HIDREPORT(_descriptorLength) \ + { 9, 0x21, 0x1, 0x1, 0, 1, 0x22, _descriptorLength, 0 } + +#define D_CDCCS(_subtype,_d0,_d1) { 5, 0x24, _subtype, _d0, _d1 } +#define D_CDCCS4(_subtype,_d0) { 4, 0x24, _subtype, _d0 } + +#endif
\ No newline at end of file diff --git a/bootloaders/diskloader/src/USBDesc.cpp b/bootloaders/diskloader/src/USBDesc.cpp new file mode 100644 index 0000000..c8ea9c6 --- /dev/null +++ b/bootloaders/diskloader/src/USBDesc.cpp @@ -0,0 +1,82 @@ + + +/* Copyright (c) 2011, Peter Barrett +** +** Permission to use, copy, modify, and/or distribute this software for +** any purpose with or without fee is hereby granted, provided that the +** above copyright notice and this permission notice appear in all copies. +** +** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL +** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR +** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES +** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +** SOFTWARE. +*/ + +#include "Platform.h" + +//==================================================================================================== +//==================================================================================================== +// Actual device descriptors + +const u16 STRING_LANGUAGE[2] = { + (3<<8) | (2+2), + 0x0409 // English +}; + + +const u16 STRING_IPRODUCT[28] = { + (3<<8) | (2+2*27), +#if USB_PID == USB_PID_LEONARDO + 'A','r','d','u','i','n','o',' ','L','e','o','n','a','r','d','o',' ','b','o','o','t','l','o','a','d','e','r' +#elif USB_PID == USB_PID_MICRO + 'A','r','d','u','i','n','o',' ','M','i','c','r','o',' ','b','o','o','t','l','o','a','d','e','r',' ',' ',' ' +#endif +}; + +const u16 STRING_IMANUFACTURER[12] = { + (3<<8) | (2+2*11), + 'A','r','d','u','i','n','o',' ','L','L','C' +}; + + +//#ifdef CDC_ENABLED +DeviceDescriptor USB_DeviceDescriptorA = D_DEVICE(0X02,0X00,0X00,64,USB_VID,USB_PID,0x100,IMANUFACTURER,IPRODUCT,0,1); +//#else +DeviceDescriptor USB_DeviceDescriptor = D_DEVICE(0x00,0x00,0x00,64,USB_VID,USB_PID,0x100,IMANUFACTURER,IPRODUCT,0,1); +//#endif + +Config USB_ConfigDescriptor = +{ + D_CONFIG(sizeof(Config),INTERFACE_COUNT), + +#ifdef CDC_ENABLED + // CDC + { + D_IAD(0,2,CDC_COMMUNICATION_INTERFACE_CLASS,CDC_ABSTRACT_CONTROL_MODEL,1), + + // CDC communication interface + D_INTERFACE(CDC_ACM_INTERFACE,1,CDC_COMMUNICATION_INTERFACE_CLASS,CDC_ABSTRACT_CONTROL_MODEL,0), + D_CDCCS(CDC_HEADER,0x10,0x01), // Header (1.10 bcd) + D_CDCCS(CDC_CALL_MANAGEMENT,1,1), // Device handles call management + D_CDCCS4(CDC_ABSTRACT_CONTROL_MANAGEMENT,2), // SET_LINE_CODING, GET_LINE_CODING, SET_CONTROL_LINE_STATE supported + D_CDCCS(CDC_UNION,CDC_ACM_INTERFACE,CDC_DATA_INTERFACE), // Communication interface is master, data interface is slave 0 + D_ENDPOINT(USB_ENDPOINT_IN (CDC_ENDPOINT_ACM),USB_ENDPOINT_TYPE_INTERRUPT,0x10,0x40), + + // CDC data interface + D_INTERFACE(CDC_DATA_INTERFACE,2,CDC_DATA_INTERFACE_CLASS,0,0), + D_ENDPOINT(USB_ENDPOINT_OUT(CDC_ENDPOINT_OUT),USB_ENDPOINT_TYPE_BULK,0x40,0), + D_ENDPOINT(USB_ENDPOINT_IN (CDC_ENDPOINT_IN ),USB_ENDPOINT_TYPE_BULK,0x40,0) + }, +#endif + // HID + { + D_INTERFACE(HID_INTERFACE,1,3,0,0), + D_HIDREPORT(30), + D_ENDPOINT(USB_ENDPOINT_IN (HID_ENDPOINT_INT),USB_ENDPOINT_TYPE_INTERRUPT,0x40,0x40) + } +}; + diff --git a/bootloaders/diskloader/src/USBDesc.h b/bootloaders/diskloader/src/USBDesc.h new file mode 100644 index 0000000..094dba5 --- /dev/null +++ b/bootloaders/diskloader/src/USBDesc.h @@ -0,0 +1,63 @@ + + +/* Copyright (c) 2011, Peter Barrett +** +** Permission to use, copy, modify, and/or distribute this software for +** any purpose with or without fee is hereby granted, provided that the +** above copyright notice and this permission notice appear in all copies. +** +** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL +** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR +** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES +** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +** SOFTWARE. +*/ + + +#ifdef CDC_ENABLED + +#define CDC_ACM_INTERFACE 0 // CDC ACM +#define CDC_DATA_INTERFACE 1 // CDC Data +#define CDC_ENDPOINT_ACM 1 +#define CDC_ENDPOINT_OUT 2 +#define CDC_ENDPOINT_IN 3 + +#define HID_INTERFACE 2 // HID Interface +#define HID_ENDPOINT_INT 4 + +#define INTERFACE_COUNT 3 // 2 for cdc + 1 for hid + +#else + +#define HID_INTERFACE 2 // HID Interface +#define HID_ENDPOINT_INT 4 + +#define INTERFACE_COUNT 1 // 1 for hid + +#endif + +typedef struct +{ + ConfigDescriptor config; +#ifdef CDC_ENABLED + CDCDescriptor cdc; +#endif + HIDDescriptor hid; +} Config; + +extern Config USB_ConfigDescriptor PROGMEM; +extern DeviceDescriptor USB_DeviceDescriptor PROGMEM; +extern DeviceDescriptor USB_DeviceDescriptorA PROGMEM; + +extern const u16 STRING_LANGUAGE[2] PROGMEM; +extern const u16 STRING_IPRODUCT[28] PROGMEM; +extern const u16 STRING_IMANUFACTURER[12] PROGMEM; + +#define IMANUFACTURER 1 +#define IPRODUCT 2 + +#define CDC_TX CDC_ENDPOINT_IN +#define CDC_RX CDC_ENDPOINT_OUT
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+:107A40006196DEBFCDBFCF91DF91FF91EF91BF91E6
+:107A5000AF919F918F917F916F915F914F913F91E6
+:107A60002F911F91FF90EF900F900FBE0F901F90DE
+:107A70001895EE0FFF1F0590F491E02D0994F894EE
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+:00000001FF
diff --git a/bootloaders/nuevo_diskloader/Makefile b/bootloaders/nuevo_diskloader/Makefile new file mode 100644 index 0000000..88e0cfe --- /dev/null +++ b/bootloaders/nuevo_diskloader/Makefile @@ -0,0 +1,109 @@ +###############################################################################
+# Makefile for DiskLoader
+###############################################################################
+
+## General Flags
+PROJECT = DiskLoader
+TARGET = DiskLoader.elf
+CC = avr-gcc
+
+# BOARD2
+MCU = atmega32u4
+AVR_FREQ = 16000000L
+
+# Specify the Arduino model using the assigned PID. This is used by Descriptors.c
+# to set PID and product descriptor string
+# Arduino Leonardo PID
+ARDUINO_MODEL_PID = 0x0089
+# Arduino Micro PID
+#ARDUINO_MODEL_PID = 0x0035
+
+# Change if your programmer is different
+AVRDUDE_PROGRAMMER = avrispmkII
+AVRDUDE_PORT = usb
+
+# program name should not be changed...
+PROGRAM = DiskLoader
+
+AVRDUDE = avrdude
+AVRDUDE_FLAGS = -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER) -p $(MCU)
+
+## Options common to compile, link and assembly rules
+COMMON = -mmcu=$(MCU)
+
+override CFLAGS = -g -Wall -Os -mmcu=$(MCU) -DF_CPU=$(AVR_FREQ) -DARDUINO_MODEL_PID=$(ARDUINO_MODEL_PID) $(DEFS) -ffunction-sections -gdwarf-2 -fdata-sections -fno-split-wide-types
+
+## Assembly specific flags
+ASMFLAGS = $(COMMON)
+ASMFLAGS += $(CFLAGS)
+ASMFLAGS += -x assembler-with-cpp -Wa,-gdwarf2
+
+## Linker flags
+LDFLAGS = $(COMMON)
+#LDFLAGS += -Wl,-gc-sections,-Map=DiskLoader.map,--cref
+#LDFLAGS += -Wl,--section-start=.text=0x7000,--relax
+#LDFLAGS += -Wl,--gc-sections
+#LDFLAGS += -nodefaultlibs -nostartfiles
+#LDFLAGS += -nostartfiles
+LDFLAGS += -Wl,-gc-sections,-Map=DiskLoader.map,--section-start=.text=0x7000,--relax
+
+
+## Intel Hex file production flags
+HEX_EEPROM_FLAGS = -j .eeprom
+HEX_EEPROM_FLAGS += --set-section-flags=.eeprom="alloc,load"
+HEX_EEPROM_FLAGS += --change-section-lma .eeprom=0 --no-change-warnings
+
+## Objects explicitly added by the user
+LINKONLYOBJECTS =
+
+MODULES := .
+SRC_DIR := $(addprefix src/,$(MODULES))
+BUILD_DIR := $(addprefix build/,$(MODULES))
+
+SRC := $(foreach sdir,$(SRC_DIR),$(wildcard $(sdir)/*.cpp))
+OBJ := $(patsubst src/%.cpp,build/%.o,$(SRC))
+DEP := $(OBJ:%.o=%.d)
+INCLUDES := $(addprefix -I,$(SRC_DIR))
+
+vpath %.cpp $(SRC_DIR)
+
+.PHONY: all checkdirs clean
+
+all: checkdirs $(TARGET) DiskLoader.hex DiskLoader.lss size
+
+-include $(DEP)
+
+checkdirs: $(BUILD_DIR)
+
+$(BUILD_DIR):
+ @mkdir -p $@
+
+clean:
+ @rm -rf build/
+ @rm -f *.hex
+ @rm -f *.elf
+ @rm -f *.lss
+ @rm -f *.map
+
+define make-goal
+$1/%.o: %.cpp
+ $(CC) $(INCLUDES) $(CFLAGS) -c $$< -MD -o $$@
+endef
+
+$(foreach bdir,$(BUILD_DIR),$(eval $(call make-goal,$(bdir))))
+
+$(TARGET): $(OBJ)
+ $(CC) $(LDFLAGS) $(LINKONLYOBJECTS) $(LIBDIRS) $(LIBS) $^ -o $@
+
+%.hex: $(TARGET)
+ avr-objcopy -O ihex $(HEX_FLASH_FLAGS) $< $@
+
+%.lss: $(TARGET)
+ avr-objdump -h -S $< > $@
+
+size: $(TARGET)
+ @echo
+# @avr-size -C --mcu=${MCU} ${TARGET}.elf
+
+program: $(TARGET).hex
+ $(AVRDUDE) $(AVRDUDE_FLAGS) -B 1 -u -U flash:w:$(TARGET).hex
diff --git a/bootloaders/nuevo_diskloader/src/CDC.cpp b/bootloaders/nuevo_diskloader/src/CDC.cpp new file mode 100644 index 0000000..cc798b4 --- /dev/null +++ b/bootloaders/nuevo_diskloader/src/CDC.cpp @@ -0,0 +1,173 @@ + + +/* Copyright (c) 2011, Peter Barrett +** +** Permission to use, copy, modify, and/or distribute this software for +** any purpose with or without fee is hereby granted, provided that the +** above copyright notice and this permission notice appear in all copies. +** +** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL +** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR +** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES +** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +** SOFTWARE. +*/ + +#include "Platform.h" +#include "USBAPI.h" +#include <avr/wdt.h> + +#if defined(USBCON) +#ifdef CDC_ENABLED + +void Reboot() +{ + USB.detach(); + cli(); + asm volatile("jmp 0x7800"); // jump to bootloader - DiskLoader takes up last 2 kB +} + +typedef struct +{ + u32 dwDTERate; + u8 bCharFormat; + u8 bParityType; + u8 bDataBits; + u8 lineState; +} LineInfo; + +static volatile LineInfo _usbLineInfo = { 57600, 0x00, 0x00, 0x00, 0x00 }; + +#define WEAK __attribute__ ((weak)) + +extern const CDCDescriptor _cdcInterface PROGMEM; +const CDCDescriptor _cdcInterface = +{ + D_IAD(0,2,CDC_COMMUNICATION_INTERFACE_CLASS,CDC_ABSTRACT_CONTROL_MODEL,1), + + // CDC communication interface + D_INTERFACE(CDC_ACM_INTERFACE,1,CDC_COMMUNICATION_INTERFACE_CLASS,CDC_ABSTRACT_CONTROL_MODEL,0), + D_CDCCS(CDC_HEADER,0x10,0x01), // Header (1.10 bcd) + D_CDCCS(CDC_CALL_MANAGEMENT,1,1), // Device handles call management (not) + D_CDCCS4(CDC_ABSTRACT_CONTROL_MANAGEMENT,6), // SET_LINE_CODING, GET_LINE_CODING, SET_CONTROL_LINE_STATE supported + D_CDCCS(CDC_UNION,CDC_ACM_INTERFACE,CDC_DATA_INTERFACE), // Communication interface is master, data interface is slave 0 + D_ENDPOINT(USB_ENDPOINT_IN (CDC_ENDPOINT_ACM),USB_ENDPOINT_TYPE_INTERRUPT,0x10,0x40), + + // CDC data interface + D_INTERFACE(CDC_DATA_INTERFACE,2,CDC_DATA_INTERFACE_CLASS,0,0), + D_ENDPOINT(USB_ENDPOINT_OUT(CDC_ENDPOINT_OUT),USB_ENDPOINT_TYPE_BULK,0x40,0), + D_ENDPOINT(USB_ENDPOINT_IN (CDC_ENDPOINT_IN ),USB_ENDPOINT_TYPE_BULK,0x40,0) +}; + +int WEAK CDC_GetInterface(u8* interfaceNum) +{ + interfaceNum[0] += 2; // uses 2 + return USB_SendControl(TRANSFER_PGM,&_cdcInterface,sizeof(_cdcInterface)); +} + +bool WEAK CDC_Setup(Setup& setup) +{ + u8 r = setup.bRequest; + u8 requestType = setup.bmRequestType; + + if (REQUEST_DEVICETOHOST_CLASS_INTERFACE == requestType) + { + if (CDC_GET_LINE_CODING == r) + { + USB_SendControl(0,(void*)&_usbLineInfo,7); + return true; + } + } + + if (REQUEST_HOSTTODEVICE_CLASS_INTERFACE == requestType) + { + if (CDC_SET_LINE_CODING == r) + { + USB_RecvControl((void*)&_usbLineInfo,7); + return true; + } + + if (CDC_SET_CONTROL_LINE_STATE == r) + { +// if (0 != _usbLineInfo.lineState && 1200 == _usbLineInfo.dwDTERate) // auto-reset is triggered when the port, already open at 1200 bps, is closed +// Reboot(); + _usbLineInfo.lineState = setup.wValueL; + return true; + } + } + return false; +} + +/* +int _serialPeek = -1; +void Serial_::begin(uint16_t baud_count) +{ +} + +void Serial_::end(void) +{ +} + +int Serial_::available(void) +{ + u8 avail = USB_Available(CDC_RX); + if (_serialPeek != -1) + avail++; + return avail; +} + +// peek is nasty +int Serial_::peek(void) +{ + if (_serialPeek == -1) + _serialPeek = read(); + return _serialPeek; +} + +int Serial_::read(void) +{ + int c; + if (_serialPeek != -1) + { + c = _serialPeek; + _serialPeek = -1; + } else { + c = USB_Recv(CDC_RX); + } + return c; +} + + + +void Serial_::flush(void) +{ + USB_Flush(CDC_TX); +} + +size_t Serial_::write(uint8_t c) +{ + + // TODO - ZE - check behavior on different OSes and test what happens if an + // open connection isn't broken cleanly (cable is yanked out, host dies + // or locks up, or host virtual serial port hangs) + if (_usbLineInfo.lineState > 0) { + int r = USB_Send(CDC_TX,&c,1); + if (r > 0) { + return r; + } else { +// setWriteError(); + return 0; + } + } +// setWriteError(); + return 0; +} + +Serial_ Serial; +*/ + +#endif +#endif /* if defined(USBCON) */
\ No newline at end of file diff --git a/bootloaders/nuevo_diskloader/src/DiskLoader.cpp b/bootloaders/nuevo_diskloader/src/DiskLoader.cpp new file mode 100644 index 0000000..216ddc6 --- /dev/null +++ b/bootloaders/nuevo_diskloader/src/DiskLoader.cpp @@ -0,0 +1,280 @@ +/* + * DiskLoader.cpp + */ + +#include "Platform.h" +//#include "USBCore.h" + + +extern "C" +void entrypoint(void) __attribute__ ((naked)) __attribute__ ((section (".vectors"))); +void entrypoint(void) +{ + asm volatile ( + "eor r1, r1\n" // Zero register + "out 0x3F, r1\n" // SREG + "ldi r28, 0xFF\n" // Y-register + "ldi r29, 0x0A\n" // Y-register + "out 0x3E, r29\n" // SPH + "out 0x3D, r28\n" // SPL + "rjmp main" // Stack is all set up, start the main code + ::); +} + +u8 _flashbuf[128]; +u8 _inSync; +u8 _ok; +u16 do_reset = 0; +volatile u16 _timeout; + +void Program(u8 ep, u16 page, u8 count) +{ + u8 write = page < 28*1024; // Don't write over bootloader please + if (write) + boot_page_erase(page); + + USB_Recv_block(ep,_flashbuf,count); // Read while page is erasing + + if (!write) + return; + + boot_spm_busy_wait(); // Wait until the memory is erased. + + count >>= 1; + u16* p = (u16*)page; + u16* b = (u16*)_flashbuf; + for (u8 i = 0; i < count; i++) + boot_page_fill(p++, b[i]); + + boot_page_write(page); + boot_spm_busy_wait(); + boot_rww_enable (); +} + +#define HW_VER 0x02 +#define SW_MAJOR 0x01 +#define SW_MINOR 0x10 + +#define STK_OK 0x10 +#define STK_INSYNC 0x14 // ' ' +#define CRC_EOP 0x20 // 'SPACE' +#define STK_GET_SYNC 0x30 // '0' + +#define STK_GET_PARAMETER 0x41 // 'A' +#define STK_SET_DEVICE 0x42 // 'B' +#define STK_SET_DEVICE_EXT 0x45 // 'E' +#define STK_LOAD_ADDRESS 0x55 // 'U' +#define STK_UNIVERSAL 0x56 // 'V' +#define STK_PROG_PAGE 0x64 // 'd' +#define STK_READ_PAGE 0x74 // 't' +#define STK_READ_SIGN 0x75 // 'u' + +extern const u8 _readSize[] PROGMEM; +const u8 _readSize[] = +{ + STK_GET_PARAMETER, 1, + STK_SET_DEVICE, 20, + STK_SET_DEVICE_EXT, 5, + STK_UNIVERSAL, 4, + STK_LOAD_ADDRESS, 2, + STK_PROG_PAGE, 3, + STK_READ_PAGE, 3, + 0,0 +}; + +extern const u8 _consts[] PROGMEM; +const u8 _consts[] = +{ + SIGNATURE_0, + SIGNATURE_1, + SIGNATURE_2, + HW_VER, // Hardware version + SW_MAJOR, // Software major version + SW_MINOR, // Software minor version + 0x03, // Unknown but seems to be required by avr studio 3.56 + 0x00, // +}; + +//int getch(void) +//{ +// u16 timeout; +// u8 c; +// for (timeout = 0; timeout; timeout--) +// { +// c = USB_Recv(CDC_RX); +// if (c != -1) +// return c; +// } +// return -1; +//} + + +void start_sketch() +{ + UDCON = 1; // Detatch USB + UDIEN = 0; + asm volatile ( // Reset vector to run firmware + "clr r30\n" + "clr r31\n" + "ijmp\n" + ::); +} + +int main(void) __attribute__ ((naked)); +int main() +{ + wdt_disable(); + BOARD_INIT(); + /* move interrupts to boot section: + * uses inline assembly because the procedure must be completed in four cycles. + * seems to fail if called before disabling WDT and calling BOARD_INIT() + */ + asm volatile ( + "ldi r16, 0x01\n" // (1<<IVCE) /* Enable change of interrupt vectors */ + "out 0x35, r16\n" // MCUCR + "ldi r16, 0x02\n" // (1<<IVSEL) /* Move interrupts to boot flash section */ + "out 0x35, r16\n" // MCUCR + ); + TX_LED_OFF(); + RX_LED_OFF(); + L_LED_OFF(); + USB.attach(); + sei(); + + _inSync = STK_INSYNC; + _ok = STK_OK; + + for (;;) + { + u8* packet = _flashbuf; + u16 address = 0; + for (;;) + { +// while (!USB_Available(CDC_RX)) +// ; + if (USB_Available(CDC_RX)) + { + u8 cmd = USB_Recv(CDC_RX); + + // Read packet contents + u8 len; + const u8* rs = _readSize; + for (;;) + { + u8 c = pgm_read_byte(rs++); + len = pgm_read_byte(rs++); + if (c == cmd || c == 0) + break; + } + _timeout = 0; + // Read params + USB_Recv_block(CDC_RX, packet, len); + + // Send a response + u8 send = 0; + const u8* pgm = _consts+7; + if (STK_GET_PARAMETER == cmd) + { + u8 i = packet[0] - 0x80; + if (i > 2) + i = (i==0x18) ? 3 : 4; // 0x80:HW_VER,0x81:SW_MAJOR,0x82:SW_MINOR,0x18:3 or 0 + pgm = _consts + i + 3; + send = 1; + } + else if (STK_UNIVERSAL == cmd) + { + if (packet[0] == 0x30) + pgm = _consts + packet[2]; + send = 1; + } + else if (STK_READ_SIGN == cmd) + { + pgm = _consts; + send = 3; + } + else if (STK_LOAD_ADDRESS == cmd) + { + address = *((u16*)packet); // word address + address += address; + } + else if (STK_PROG_PAGE == cmd) + { + Program(CDC_RX, address, packet[1]); + } + else if (STK_READ_PAGE == cmd) + { + send = packet[1]; + pgm = (const u8*)address; + address += send; + } + + // Check sync + // if (Serial.available() > 0 && Serial.read() != ' ') + // break; + // if (USB_Available(CDC_RX) && USB_Recv(CDC_RX) != ' ') + + // u8 countdown = 10; + // while (!USB_Available(CDC_RX)) + // { + // if (countdown-- == 0) + // break; + // } + // u8 x = USB_Recv(CDC_RX); + // if (x != -1 && x != ' ') + // { + // L_LED_ON(); + // break; + // } + + // if (getch() != ' ') + // break; + + // while (!USB_Available(CDC_RX)) + // ; + // + // int x = USB_Recv(CDC_RX); + // if (x == -1) + // { + // UEINTX = 0x6B; + // break; + // } + // else if (x != ' ') + // { + //// UEINTX = 0x6B; + // break; + // } + + u16 countdown = 5000; + while (countdown-- > 10 && !USB_Available(CDC_RX)) + ; + int x = USB_Recv(CDC_RX); + if (x != -1 && x != ' ') + break; + + USB_Send(CDC_TX, &_inSync, 1); + + if (send) + USB_Send(CDC_TX|TRANSFER_PGM, pgm, send); + + // Send ok + USB_Send(CDC_TX|TRANSFER_RELEASE, &_ok, 1); + + if ('Q' == cmd) + { + _delay_ms(100); + /* move interrupts to application section: + * uses inline assembly because the procedure must be completed in four cycles. + */ + asm volatile ( + "ldi r16, 0x01\n" // (1<<IVCE) /* Enable change of interrupt vectors */ + "out 0x35, r16\n" // MCUCR + "ldi r16, 0x00\n" // (1<<IVSEL) /* Move interrupts to application flash section */ + "out 0x35, r16\n" // MCUCR + ); + start_sketch(); + // break; + } + } + } + } +} diff --git a/bootloaders/nuevo_diskloader/src/Platform.h b/bootloaders/nuevo_diskloader/src/Platform.h new file mode 100644 index 0000000..4b58f9f --- /dev/null +++ b/bootloaders/nuevo_diskloader/src/Platform.h @@ -0,0 +1,72 @@ +/* + * Platform.h + */ + +#ifndef __PLATFORM_H__ +#define __PLATFORM_H__ + +#include <inttypes.h> +#include <avr/io.h> +#include <avr/pgmspace.h> +#include <avr/boot.h> +#include <util/delay.h> +#include <avr/interrupt.h> +#include <avr/wdt.h> + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#ifdef __cplusplus +extern "C"{ +#endif + +typedef unsigned char u8; +typedef unsigned short u16; +typedef unsigned long u32; + +#define CDC_ENABLED + +#define USB_PID_LEONARDO 0x0034 +#define USB_PID_MICRO 0x0035 +#define USB_VID 0x2341 // arduino LLC vid +#define USB_PID ARDUINO_MODEL_PID // passed in by Makefile - 0x0034 for Leonardo, 0x0035 for MIcro + +//#include "USBDesc.h" +//#include "../../../cores/arduino/USBCore.h" + + +#define min(a,b) ((a)<(b)?(a):(b)) + +#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n)) +#define DISABLE_JTAG() MCUCR = (1 << JTD) | (1 << IVCE) | (0 << PUD); MCUCR = (1 << JTD) | (0 << IVSEL) | (0 << IVCE) | (0 << PUD) + +#define BOARD_INIT() DDRC |= (1<<7); DDRB |= (1<<0); DDRE |= (1<<6); CPU_PRESCALE(0); DISABLE_JTAG(); // for XXX-series boards +//#define BOARD_INIT() DDRC |= (1<<7); DDRB |= (1<<0); DDRD |= (1<<5); CPU_PRESCALE(0); DISABLE_JTAG(); // for non-XXX boards + +// for XXX-series boards +#define TX_LED_OFF() PORTE |= (1<<6) +#define TX_LED_ON() PORTE &= ~(1<<6) +#define RX_LED_OFF() PORTB |= (1<<0) +#define RX_LED_ON() PORTB &= ~(1<<0) +#define L_LED_OFF() PORTC &= ~(1<<7) +#define L_LED_ON() PORTC |= (1<<7) +#define L_LED_TOGGLE() PORTC ^= (1<<7) + +// these for non-XXX boards +//#define LED0 PORTC &= ~(1<<7) +//#define LED1 PORTC |= (1<<7) +//#define TXLED0 PORTD |= (1<<5) +//#define TXLED1 PORTD &= ~(1<<5) +//#define RXLED0 PORTB |= (1<<0) +//#define RXLED1 PORTB &= ~(1<<0) + +#ifdef __cplusplus +} /* extern "C"{ */ +#endif + +#include "USBDesc.h" +#include "USBCore.h" +#include "USBAPI.h" + +#endif /* __PLATFORM_H__ */ diff --git a/bootloaders/nuevo_diskloader/src/USBAPI.h b/bootloaders/nuevo_diskloader/src/USBAPI.h new file mode 100644 index 0000000..1724ce1 --- /dev/null +++ b/bootloaders/nuevo_diskloader/src/USBAPI.h @@ -0,0 +1,83 @@ + + +#ifndef __USBAPI__ +#define __USBAPI__ + +#if defined(USBCON) + +//================================================================================ +//================================================================================ +// USB + +class USB_ +{ +public: + USB_(); + bool configured(); + + void attach(); + void detach(); // Serial port goes down too... + void poll(); +}; +extern USB_ USB; + +//================================================================================ +//================================================================================ +// Serial over CDC (Serial1 is the physical port) + +class Serial_ +{ +public: + void begin(uint16_t baud_count); + void end(void); + + virtual int available(void); + virtual int peek(void); + virtual int read(void); + virtual void flush(void); + virtual size_t write(uint8_t); +}; +extern Serial_ Serial; + +//================================================================================ +//================================================================================ +// Low level API + +typedef struct +{ + uint8_t bmRequestType; + uint8_t bRequest; + uint8_t wValueL; + uint8_t wValueH; + uint16_t wIndex; + uint16_t wLength; +} Setup; + +//================================================================================ +//================================================================================ +// CDC 'Driver' + +int CDC_GetInterface(uint8_t* interfaceNum); +int CDC_GetDescriptor(int i); +bool CDC_Setup(Setup& setup); + +//================================================================================ +//================================================================================ + +#define TRANSFER_PGM 0x80 +#define TRANSFER_RELEASE 0x40 +#define TRANSFER_ZERO 0x20 + +int USB_SendControl(uint8_t flags, const void* d, int len); +int USB_RecvControl(void* d, int len); + +uint8_t USB_Available(uint8_t ep); +int USB_Send(uint8_t ep, const void* data, int len); // blocking +int USB_Recv(uint8_t ep, void* data, int len); // non-blocking +void USB_Recv_block(u8 ep, u8* dst, int len); // blocking +int USB_Recv(uint8_t ep); // non-blocking +void USB_Flush(uint8_t ep); + +#endif + +#endif /* if defined(USBCON) */
\ No newline at end of file diff --git a/bootloaders/nuevo_diskloader/src/USBCore.cpp b/bootloaders/nuevo_diskloader/src/USBCore.cpp new file mode 100644 index 0000000..56944e5 --- /dev/null +++ b/bootloaders/nuevo_diskloader/src/USBCore.cpp @@ -0,0 +1,669 @@ + + +/* Copyright (c) 2010, Peter Barrett +** +** Permission to use, copy, modify, and/or distribute this software for +** any purpose with or without fee is hereby granted, provided that the +** above copyright notice and this permission notice appear in all copies. +** +** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL +** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR +** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES +** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +** SOFTWARE. +*/ + +#include "Platform.h" +#include "USBAPI.h" +#include "USBDesc.h" + +#if defined(USBCON) + +#define EP_TYPE_CONTROL 0x00 +#define EP_TYPE_BULK_IN 0x81 +#define EP_TYPE_BULK_OUT 0x80 +#define EP_TYPE_INTERRUPT_IN 0xC1 +#define EP_TYPE_INTERRUPT_OUT 0xC0 +#define EP_TYPE_ISOCHRONOUS_IN 0x41 +#define EP_TYPE_ISOCHRONOUS_OUT 0x40 + +/** Pulse generation counters to keep track of the number of milliseconds remaining for each pulse type */ +#define TX_RX_LED_PULSE_MS 100 +volatile u8 TxLEDPulse; /**< Milliseconds remaining for data Tx LED pulse */ +volatile u8 RxLEDPulse; /**< Milliseconds remaining for data Rx LED pulse */ + +//================================================================== +//================================================================== + +extern const u16 STRING_LANGUAGE[] PROGMEM; +extern const u16 STRING_IPRODUCT[] PROGMEM; +extern const u16 STRING_IMANUFACTURER[] PROGMEM; +extern const DeviceDescriptor USB_DeviceDescriptor PROGMEM; +extern const DeviceDescriptor USB_DeviceDescriptorA PROGMEM; + +const u16 STRING_LANGUAGE[2] = { + (3<<8) | (2+2), + 0x0409 // English +}; + +const u16 STRING_IPRODUCT[17] = { + (3<<8) | (2+2*16), +#if USB_PID == USB_PID_LEONARDO + 'A','r','d','u','i','n','o',' ','L','e','o','n','a','r','d','o' +#elif USB_PID == USB_PID_MICRO + 'A','r','d','u','i','n','o',' ','M','i','c','r','o',' ',' ',' ' +#endif +}; + +const u16 STRING_IMANUFACTURER[12] = { + (3<<8) | (2+2*11), + 'A','r','d','u','i','n','o',' ','L','L','C' +}; + +#ifdef CDC_ENABLED +#define DEVICE_CLASS 0x02 +#else +#define DEVICE_CLASS 0x00 +#endif + +// DEVICE DESCRIPTOR +const DeviceDescriptor USB_DeviceDescriptor = + D_DEVICE(0x00,0x00,0x00,64,USB_VID,USB_PID,0x100,IMANUFACTURER,IPRODUCT,0,1); + +const DeviceDescriptor USB_DeviceDescriptorA = + D_DEVICE(DEVICE_CLASS,0x00,0x00,64,USB_VID,USB_PID,0x100,IMANUFACTURER,IPRODUCT,0,1); + +//================================================================== +//================================================================== + +volatile u8 _usbConfiguration = 0; + +static inline void WaitIN(void) +{ + while (!(UEINTX & (1<<TXINI))); +} + +static inline void ClearIN(void) +{ + UEINTX = ~(1<<TXINI); +} + +static inline void WaitOUT(void) +{ + while (!(UEINTX & (1<<RXOUTI))) + ; +} + +static inline u8 WaitForINOrOUT() +{ + while (!(UEINTX & ((1<<TXINI)|(1<<RXOUTI)))) + ; + return (UEINTX & (1<<RXOUTI)) == 0; +} + +static inline void ClearOUT(void) +{ + UEINTX = ~(1<<RXOUTI); +} + +void Recv(volatile u8* data, u8 count) +{ + while (count--) + *data++ = UEDATX; + + RX_LED_ON(); + RxLEDPulse = TX_RX_LED_PULSE_MS; +} + +static inline u8 Recv8() +{ + RX_LED_ON(); + RxLEDPulse = TX_RX_LED_PULSE_MS; + + return UEDATX; +} + +static inline void Send8(u8 d) +{ + UEDATX = d; +} + +static inline void SetEP(u8 ep) +{ + UENUM = ep; +} + +static inline u8 FifoByteCount() +{ + return UEBCLX; +} + +static inline u8 ReceivedSetupInt() +{ + return UEINTX & (1<<RXSTPI); +} + +static inline void ClearSetupInt() +{ + UEINTX = ~((1<<RXSTPI) | (1<<RXOUTI) | (1<<TXINI)); +} + +static inline void Stall() +{ + UECONX = (1<<STALLRQ) | (1<<EPEN); +} + +static inline u8 ReadWriteAllowed() +{ + return UEINTX & (1<<RWAL); +} + +static inline u8 Stalled() +{ + return UEINTX & (1<<STALLEDI); +} + +static inline u8 FifoFree() +{ + return UEINTX & (1<<FIFOCON); +} + +static inline void ReleaseRX() +{ + UEINTX = 0x6B; // FIFOCON=0 NAKINI=1 RWAL=1 NAKOUTI=0 RXSTPI=1 RXOUTI=0 STALLEDI=1 TXINI=1 +} + +static inline void ReleaseTX() +{ + UEINTX = 0x3A; // FIFOCON=0 NAKINI=0 RWAL=1 NAKOUTI=1 RXSTPI=1 RXOUTI=0 STALLEDI=1 TXINI=0 +} + +static inline u8 FrameNumber() +{ + return UDFNUML; +} + +//================================================================== +//================================================================== + +u8 USBGetConfiguration(void) +{ + return _usbConfiguration; +} + +#define USB_RECV_TIMEOUT +class LockEP +{ + u8 _sreg; +public: + LockEP(u8 ep) : _sreg(SREG) + { + cli(); + SetEP(ep & 7); + } + ~LockEP() + { + SREG = _sreg; + } +}; + +// Number of bytes, assumes a rx endpoint +u8 USB_Available(u8 ep) +{ + LockEP lock(ep); + return FifoByteCount(); +} + +void USB_Recv_block(u8 ep, u8* dst, int len) +{ +// SetEP(ep & 7); + LockEP lock(ep); + while (len--) + { + while (!ReadWriteAllowed()) + ; + *dst++ = Recv8(); + if (!ReadWriteAllowed()) // release empty buffer + ReleaseRX(); + } +} + +// Non Blocking receive +// Return number of bytes read +int USB_Recv(u8 ep, void* d, int len) +{ + if (!_usbConfiguration || len < 0) + return -1; + + LockEP lock(ep); + u8 n = FifoByteCount(); + len = min(n,len); + n = len; + u8* dst = (u8*)d; + while (n--) + *dst++ = Recv8(); + if (len && !FifoByteCount()) // release empty buffer + ReleaseRX(); + + return len; +} + +// Recv 1 byte if ready +int USB_Recv(u8 ep) +{ + u8 c; + if (USB_Recv(ep,&c,1) != 1) + return -1; + return c; +} + +// Space in send EP +u8 USB_SendSpace(u8 ep) +{ + LockEP lock(ep); + if (!ReadWriteAllowed()) + return 0; + return 64 - FifoByteCount(); +} + +// Blocking Send of data to an endpoint +int USB_Send(u8 ep, const void* d, int len) +{ + if (!_usbConfiguration) + return -1; + + int r = len; + const u8* data = (const u8*)d; +// u8 zero = ep & TRANSFER_ZERO; + u8 timeout = 250; // 250ms timeout on send? TODO + while (len) + { + u8 n = USB_SendSpace(ep); + if (n == 0) + { +// if (!(--timeout)) +// return -1; +// delay(1); + _delay_ms(1); + continue; + } + + if (n > len) + n = len; + len -= n; + { + LockEP lock(ep); + if (ep & TRANSFER_ZERO) + { + while (n--) + Send8(0); + } + else if (ep & TRANSFER_PGM) + { + while (n--) + Send8(pgm_read_byte(data++)); + } + else + { + while (n--) + Send8(*data++); + } + if (!ReadWriteAllowed() || ((len == 0) && (ep & TRANSFER_RELEASE))) // Release full buffer + ReleaseTX(); + } + } + if (ep & TRANSFER_RELEASE) + ReleaseTX(); + + TX_LED_ON(); + TxLEDPulse = TX_RX_LED_PULSE_MS; + return r; +} + +extern const u8 _initEndpoints[] PROGMEM; +const u8 _initEndpoints[] = +{ + 0, + +#ifdef CDC_ENABLED + EP_TYPE_INTERRUPT_IN, // CDC_ENDPOINT_ACM + EP_TYPE_BULK_OUT, // CDC_ENDPOINT_OUT + EP_TYPE_BULK_IN, // CDC_ENDPOINT_IN +#endif + +#ifdef HID_ENABLED + EP_TYPE_INTERRUPT_IN // HID_ENDPOINT_INT +#endif +}; + +#define EP_SINGLE_64 0x32 // EP0 +#define EP_DOUBLE_64 0x36 // Other endpoints + +static +void InitEP(u8 index, u8 type, u8 size) +{ + UENUM = index; + UECONX = 1; + UECFG0X = type; + UECFG1X = size; +} + +static +void InitEndpoints() +{ + for (u8 i = 1; i < sizeof(_initEndpoints); i++) + { + UENUM = i; + UECONX = 1; + UECFG0X = pgm_read_byte(_initEndpoints+i); + UECFG1X = EP_DOUBLE_64; + } + UERST = 0x7E; // And reset them + UERST = 0; +} + +// Handle CLASS_INTERFACE requests +static +bool ClassInterfaceRequest(Setup& setup) +{ + u8 i = setup.wIndex; + +#ifdef CDC_ENABLED + if (CDC_ACM_INTERFACE == i) + return CDC_Setup(setup); +#endif + + return false; +} + +int _cmark; +int _cend; +void InitControl(int end) +{ + SetEP(0); + _cmark = 0; + _cend = end; +} + +static +bool SendControl(u8 d) +{ + if (_cmark < _cend) + { + if (!WaitForINOrOUT()) + return false; + Send8(d); + if (!((_cmark + 1) & 0x3F)) + ClearIN(); // Fifo is full, release this packet + } + _cmark++; + return true; +}; + +// Clipped by _cmark/_cend +int USB_SendControl(u8 flags, const void* d, int len) +{ + int sent = len; + const u8* data = (const u8*)d; + bool pgm = flags & TRANSFER_PGM; + while (len--) + { + u8 c = pgm ? pgm_read_byte(data++) : *data++; + if (!SendControl(c)) + return -1; + } + return sent; +} + +// Does not timeout or cross fifo boundaries +// Will only work for transfers <= 64 bytes +// TODO +int USB_RecvControl(void* d, int len) +{ + WaitOUT(); + Recv((u8*)d,len); + ClearOUT(); + return len; +} + +int SendInterfaces() +{ + int total = 0; + u8 interfaces = 0; + +#ifdef CDC_ENABLED + total = CDC_GetInterface(&interfaces); +#endif + + return interfaces; +} + +// Construct a dynamic configuration descriptor +// This really needs dynamic endpoint allocation etc +// TODO +static +bool SendConfiguration(int maxlen) +{ + // Count and measure interfaces + InitControl(0); + int interfaces = SendInterfaces(); + ConfigDescriptor config = D_CONFIG(_cmark + sizeof(ConfigDescriptor),interfaces); + + // Now send them + InitControl(maxlen); + USB_SendControl(0,&config,sizeof(ConfigDescriptor)); + SendInterfaces(); + return true; +} + +u8 _cdcComposite = 0; + +static +bool SendDescriptor(Setup& setup) +{ + u8 t = setup.wValueH; + if (USB_CONFIGURATION_DESCRIPTOR_TYPE == t) + return SendConfiguration(setup.wLength); + + InitControl(setup.wLength); +#ifdef HID_ENABLED + if (HID_REPORT_DESCRIPTOR_TYPE == t) + return HID_GetDescriptor(t); +#endif + + u8 desc_length = 0; + const u8* desc_addr = 0; + if (USB_DEVICE_DESCRIPTOR_TYPE == t) + { + if (setup.wLength == 8) + _cdcComposite = 1; + desc_addr = _cdcComposite ? (const u8*)&USB_DeviceDescriptorA : (const u8*)&USB_DeviceDescriptor; + } + else if (USB_STRING_DESCRIPTOR_TYPE == t) + { + if (setup.wValueL == 0) + desc_addr = (const u8*)&STRING_LANGUAGE; + else if (setup.wValueL == IPRODUCT) + desc_addr = (const u8*)&STRING_IPRODUCT; + else if (setup.wValueL == IMANUFACTURER) + desc_addr = (const u8*)&STRING_IMANUFACTURER; + else + return false; + } + + if (desc_addr == 0) + return false; + if (desc_length == 0) + desc_length = pgm_read_byte(desc_addr); + + USB_SendControl(TRANSFER_PGM,desc_addr,desc_length); + return true; +} + +// Endpoint 0 interrupt +ISR(USB_COM_vect) +{ + SetEP(0); + if (!ReceivedSetupInt()) + return; + + Setup setup; + Recv((u8*)&setup,8); + ClearSetupInt(); + + u8 requestType = setup.bmRequestType; + if (requestType & REQUEST_DEVICETOHOST) + WaitIN(); + else + ClearIN(); + + bool ok = true; + if (REQUEST_STANDARD == (requestType & REQUEST_TYPE)) + { + // Standard Requests + u8 r = setup.bRequest; + if (GET_STATUS == r) + { + Send8(0); // TODO + Send8(0); + } + else if (CLEAR_FEATURE == r) + { + } + else if (SET_FEATURE == r) + { + } + else if (SET_ADDRESS == r) + { + WaitIN(); + UDADDR = setup.wValueL | (1<<ADDEN); + } + else if (GET_DESCRIPTOR == r) + { + ok = SendDescriptor(setup); + } + else if (SET_DESCRIPTOR == r) + { + ok = false; + } + else if (GET_CONFIGURATION == r) + { + Send8(1); + } + else if (SET_CONFIGURATION == r) + { + if (REQUEST_DEVICE == (requestType & REQUEST_RECIPIENT)) + { + InitEndpoints(); + _usbConfiguration = setup.wValueL; + } else + ok = false; + } + else if (GET_INTERFACE == r) + { + } + else if (SET_INTERFACE == r) + { + } + } + else + { + InitControl(setup.wLength); // Max length of transfer + ok = ClassInterfaceRequest(setup); + } + + if (ok) + ClearIN(); + else + { + Stall(); + } +} + +void USB_Flush(u8 ep) +{ + SetEP(ep); + if (FifoByteCount()) + ReleaseTX(); +} + +// General interrupt +ISR(USB_GEN_vect) +{ + u8 udint = UDINT; + UDINT = 0; + + // End of Reset + if (udint & (1<<EORSTI)) + { + InitEP(0,EP_TYPE_CONTROL,EP_SINGLE_64); // init ep0 + _usbConfiguration = 0; // not configured yet + UEIENX = 1 << RXSTPE; // Enable interrupts for ep0 + } + + // Start of Frame - happens every millisecond so we use it for TX and RX LED one-shot timing, too + if (udint & (1<<SOFI)) + { +//#ifdef CDC_ENABLED + USB_Flush(CDC_TX); // Send a tx frame if found +//#endif + + // check whether the one-shot period has elapsed. if so, turn off the LED + if (TxLEDPulse && !(--TxLEDPulse)) + TX_LED_OFF(); + if (RxLEDPulse && !(--RxLEDPulse)) + RX_LED_OFF(); + } +} + +// VBUS or counting frames +// Any frame counting? +u8 USBConnected() +{ + u8 f = UDFNUML; +// delay(3); + _delay_ms(3); + return f != UDFNUML; +} + +//======================================================================= +//======================================================================= + +USB_ USB; + +USB_::USB_() +{ +} + +void USB_::attach() +{ + _usbConfiguration = 0; + UHWCON = 0x01; // power internal reg + USBCON = (1<<USBE)|(1<<FRZCLK); // clock frozen, usb enabled + PLLCSR = 0x12; // Need 16 MHz xtal + while (!(PLLCSR & (1<<PLOCK))) // wait for lock pll + ; + USBCON = ((1<<USBE)|(1<<OTGPADE)); // start USB clock + UDIEN = (1<<EORSTE)|(1<<SOFE); // Enable interrupts for EOR (End of Reset) and SOF (start of frame) + UDCON = 0; // enable attach resistor +} + +void USB_::detach() +{ +} + +// Check for interrupts +// TODO: VBUS detection +bool USB_::configured() +{ + return _usbConfiguration; +} + +void USB_::poll() +{ +} + +#endif /* if defined(USBCON) */
\ No newline at end of file diff --git a/bootloaders/nuevo_diskloader/src/USBCore.h b/bootloaders/nuevo_diskloader/src/USBCore.h new file mode 100644 index 0000000..8d13806 --- /dev/null +++ b/bootloaders/nuevo_diskloader/src/USBCore.h @@ -0,0 +1,303 @@ + +// Copyright (c) 2010, Peter Barrett +/* +** Permission to use, copy, modify, and/or distribute this software for +** any purpose with or without fee is hereby granted, provided that the +** above copyright notice and this permission notice appear in all copies. +** +** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL +** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR +** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES +** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +** SOFTWARE. +*/ + +#ifndef __USBCORE_H__ +#define __USBCORE_H__ + +// Standard requests +#define GET_STATUS 0 +#define CLEAR_FEATURE 1 +#define SET_FEATURE 3 +#define SET_ADDRESS 5 +#define GET_DESCRIPTOR 6 +#define SET_DESCRIPTOR 7 +#define GET_CONFIGURATION 8 +#define SET_CONFIGURATION 9 +#define GET_INTERFACE 10 +#define SET_INTERFACE 11 + + +// bmRequestType +#define REQUEST_HOSTTODEVICE 0x00 +#define REQUEST_DEVICETOHOST 0x80 +#define REQUEST_DIRECTION 0x80 + +#define REQUEST_STANDARD 0x00 +#define REQUEST_CLASS 0x20 +#define REQUEST_VENDOR 0x40 +#define REQUEST_TYPE 0x60 + +#define REQUEST_DEVICE 0x00 +#define REQUEST_INTERFACE 0x01 +#define REQUEST_ENDPOINT 0x02 +#define REQUEST_OTHER 0x03 +#define REQUEST_RECIPIENT 0x03 + +#define REQUEST_DEVICETOHOST_CLASS_INTERFACE (REQUEST_DEVICETOHOST + REQUEST_CLASS + REQUEST_INTERFACE) +#define REQUEST_HOSTTODEVICE_CLASS_INTERFACE (REQUEST_HOSTTODEVICE + REQUEST_CLASS + REQUEST_INTERFACE) + +// Class requests + +#define CDC_SET_LINE_CODING 0x20 +#define CDC_GET_LINE_CODING 0x21 +#define CDC_SET_CONTROL_LINE_STATE 0x22 + +#define MSC_RESET 0xFF +#define MSC_GET_MAX_LUN 0xFE + +#define HID_GET_REPORT 0x01 +#define HID_GET_IDLE 0x02 +#define HID_GET_PROTOCOL 0x03 +#define HID_SET_REPORT 0x09 +#define HID_SET_IDLE 0x0A +#define HID_SET_PROTOCOL 0x0B + +// Descriptors + +#define USB_DEVICE_DESC_SIZE 18 +#define USB_CONFIGUARTION_DESC_SIZE 9 +#define USB_INTERFACE_DESC_SIZE 9 +#define USB_ENDPOINT_DESC_SIZE 7 + +#define USB_DEVICE_DESCRIPTOR_TYPE 1 +#define USB_CONFIGURATION_DESCRIPTOR_TYPE 2 +#define USB_STRING_DESCRIPTOR_TYPE 3 +#define USB_INTERFACE_DESCRIPTOR_TYPE 4 +#define USB_ENDPOINT_DESCRIPTOR_TYPE 5 + +#define USB_DEVICE_CLASS_COMMUNICATIONS 0x02 +#define USB_DEVICE_CLASS_HUMAN_INTERFACE 0x03 +#define USB_DEVICE_CLASS_STORAGE 0x08 +#define USB_DEVICE_CLASS_VENDOR_SPECIFIC 0xFF + +#define USB_CONFIG_POWERED_MASK 0x40 +#define USB_CONFIG_BUS_POWERED 0x80 +#define USB_CONFIG_SELF_POWERED 0xC0 +#define USB_CONFIG_REMOTE_WAKEUP 0x20 + +// bMaxPower in Configuration Descriptor +#define USB_CONFIG_POWER_MA(mA) ((mA)/2) + +// bEndpointAddress in Endpoint Descriptor +#define USB_ENDPOINT_DIRECTION_MASK 0x80 +#define USB_ENDPOINT_OUT(addr) ((addr) | 0x00) +#define USB_ENDPOINT_IN(addr) ((addr) | 0x80) + +#define USB_ENDPOINT_TYPE_MASK 0x03 +#define USB_ENDPOINT_TYPE_CONTROL 0x00 +#define USB_ENDPOINT_TYPE_ISOCHRONOUS 0x01 +#define USB_ENDPOINT_TYPE_BULK 0x02 +#define USB_ENDPOINT_TYPE_INTERRUPT 0x03 + +#define TOBYTES(x) ((x) & 0xFF),(((x) >> 8) & 0xFF) + +#define CDC_V1_10 0x0110 +#define CDC_COMMUNICATION_INTERFACE_CLASS 0x02 + +#define CDC_CALL_MANAGEMENT 0x01 +#define CDC_ABSTRACT_CONTROL_MODEL 0x02 +#define CDC_HEADER 0x00 +#define CDC_ABSTRACT_CONTROL_MANAGEMENT 0x02 +#define CDC_UNION 0x06 +#define CDC_CS_INTERFACE 0x24 +#define CDC_CS_ENDPOINT 0x25 +#define CDC_DATA_INTERFACE_CLASS 0x0A + +#define MSC_SUBCLASS_SCSI 0x06 +#define MSC_PROTOCOL_BULK_ONLY 0x50 + +#define HID_HID_DESCRIPTOR_TYPE 0x21 +#define HID_REPORT_DESCRIPTOR_TYPE 0x22 +#define HID_PHYSICAL_DESCRIPTOR_TYPE 0x23 + + +// Device +typedef struct { + u8 len; // 18 + u8 dtype; // 1 USB_DEVICE_DESCRIPTOR_TYPE + u16 usbVersion; // 0x200 + u8 deviceClass; + u8 deviceSubClass; + u8 deviceProtocol; + u8 packetSize0; // Packet 0 + u16 idVendor; + u16 idProduct; + u16 deviceVersion; // 0x100 + u8 iManufacturer; + u8 iProduct; + u8 iSerialNumber; + u8 bNumConfigurations; +} DeviceDescriptor; + +// Config +typedef struct { + u8 len; // 9 + u8 dtype; // 2 + u16 clen; // total length + u8 numInterfaces; + u8 config; + u8 iconfig; + u8 attributes; + u8 maxPower; +} ConfigDescriptor; + +// String + +// Interface +typedef struct +{ + u8 len; // 9 + u8 dtype; // 4 + u8 number; + u8 alternate; + u8 numEndpoints; + u8 interfaceClass; + u8 interfaceSubClass; + u8 protocol; + u8 iInterface; +} InterfaceDescriptor; + +// Endpoint +typedef struct +{ + u8 len; // 7 + u8 dtype; // 5 + u8 addr; + u8 attr; + u16 packetSize; + u8 interval; +} EndpointDescriptor; + +// Interface Association Descriptor +// Used to bind 2 interfaces together in CDC compostite device +typedef struct +{ + u8 len; // 8 + u8 dtype; // 11 + u8 firstInterface; + u8 interfaceCount; + u8 functionClass; + u8 funtionSubClass; + u8 functionProtocol; + u8 iInterface; +} IADDescriptor; + +// CDC CS interface descriptor +typedef struct +{ + u8 len; // 5 + u8 dtype; // 0x24 + u8 subtype; + u8 d0; + u8 d1; +} CDCCSInterfaceDescriptor; + +typedef struct +{ + u8 len; // 4 + u8 dtype; // 0x24 + u8 subtype; + u8 d0; +} CDCCSInterfaceDescriptor4; + +typedef struct +{ + u8 len; + u8 dtype; // 0x24 + u8 subtype; // 1 + u8 bmCapabilities; + u8 bDataInterface; +} CMFunctionalDescriptor; + +typedef struct +{ + u8 len; + u8 dtype; // 0x24 + u8 subtype; // 1 + u8 bmCapabilities; +} ACMFunctionalDescriptor; + +typedef struct +{ + // IAD + IADDescriptor iad; // Only needed on compound device + + // Control + InterfaceDescriptor cif; // + CDCCSInterfaceDescriptor header; + CMFunctionalDescriptor callManagement; // Call Management + ACMFunctionalDescriptor controlManagement; // ACM + CDCCSInterfaceDescriptor functionalDescriptor; // CDC_UNION + EndpointDescriptor cifin; + + // Data + InterfaceDescriptor dif; + EndpointDescriptor in; + EndpointDescriptor out; +} CDCDescriptor; + +typedef struct +{ + InterfaceDescriptor msc; + EndpointDescriptor in; + EndpointDescriptor out; +} MSCDescriptor; + +typedef struct +{ + u8 len; // 9 + u8 dtype; // 0x21 + u8 addr; + u8 versionL; // 0x101 + u8 versionH; // 0x101 + u8 country; + u8 desctype; // 0x22 report + u8 descLenL; + u8 descLenH; +} HIDDescDescriptor; + +typedef struct +{ + InterfaceDescriptor hid; + HIDDescDescriptor desc; + EndpointDescriptor in; +} HIDDescriptor; + + +#define D_DEVICE(_class,_subClass,_proto,_packetSize0,_vid,_pid,_version,_im,_ip,_is,_configs) \ + { 18, 1, 0x200, _class,_subClass,_proto,_packetSize0,_vid,_pid,_version,_im,_ip,_is,_configs } + +#define D_CONFIG(_totalLength,_interfaces) \ + { 9, 2, _totalLength,_interfaces, 1, 0, USB_CONFIG_BUS_POWERED, USB_CONFIG_POWER_MA(500) } + +#define D_INTERFACE(_n,_numEndpoints,_class,_subClass,_protocol) \ + { 9, 4, _n, 0, _numEndpoints, _class,_subClass, _protocol, 0 } + +#define D_ENDPOINT(_addr,_attr,_packetSize, _interval) \ + { 7, 5, _addr,_attr,_packetSize, _interval } + +#define D_IAD(_firstInterface, _count, _class, _subClass, _protocol) \ + { 8, 11, _firstInterface, _count, _class, _subClass, _protocol, 0 } + +#define D_HIDREPORT(_descriptorLength) \ + { 9, 0x21, 0x1, 0x1, 0, 1, 0x22, _descriptorLength, 0 } + +#define D_CDCCS(_subtype,_d0,_d1) { 5, 0x24, _subtype, _d0, _d1 } +#define D_CDCCS4(_subtype,_d0) { 4, 0x24, _subtype, _d0 } + + +#endif
\ No newline at end of file diff --git a/bootloaders/nuevo_diskloader/src/USBDesc.h b/bootloaders/nuevo_diskloader/src/USBDesc.h new file mode 100644 index 0000000..a3f1b0f --- /dev/null +++ b/bootloaders/nuevo_diskloader/src/USBDesc.h @@ -0,0 +1,65 @@ + + +/* Copyright (c) 2011, Peter Barrett +** +** Permission to use, copy, modify, and/or distribute this software for +** any purpose with or without fee is hereby granted, provided that the +** above copyright notice and this permission notice appear in all copies. +** +** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL +** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR +** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES +** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +** SOFTWARE. +*/ + +#define CDC_ENABLED + +#ifdef CDC_ENABLED +#define CDC_INTERFACE_COUNT 2 +#define CDC_ENPOINT_COUNT 3 +#else +#define CDC_INTERFACE_COUNT 0 +#define CDC_ENPOINT_COUNT 0 +#endif + +#ifdef HID_ENABLED +#define HID_INTERFACE_COUNT 1 +#define HID_ENPOINT_COUNT 1 +#else +#define HID_INTERFACE_COUNT 0 +#define HID_ENPOINT_COUNT 0 +#endif + +#define CDC_ACM_INTERFACE 0 // CDC ACM +#define CDC_DATA_INTERFACE 1 // CDC Data +#define CDC_FIRST_ENDPOINT 1 +#define CDC_ENDPOINT_ACM (CDC_FIRST_ENDPOINT) // CDC First +#define CDC_ENDPOINT_OUT (CDC_FIRST_ENDPOINT+1) +#define CDC_ENDPOINT_IN (CDC_FIRST_ENDPOINT+2) + +#define HID_INTERFACE (CDC_ACM_INTERFACE + CDC_INTERFACE_COUNT) // HID Interface +#define HID_FIRST_ENDPOINT (CDC_FIRST_ENDPOINT + CDC_ENPOINT_COUNT) +#define HID_ENDPOINT_INT (HID_FIRST_ENDPOINT) + +#define INTERFACE_COUNT (MSC_INTERFACE + MSC_INTERFACE_COUNT) + +#ifdef CDC_ENABLED +#define CDC_RX CDC_ENDPOINT_OUT +#define CDC_TX CDC_ENDPOINT_IN +#endif + +#ifdef HID_ENABLED +#define HID_TX HID_ENDPOINT_INT +#endif + +#define IMANUFACTURER 1 +#define IPRODUCT 2 +#define USB_PID_LEONARDO 0x0034 +#define USB_PID_MICRO 0x0035 +#define USB_VID 0x2341 // arduino LLC vid +//#define USB_PID ARDUINO_MODEL_USB_PID + diff --git a/cores/arduino/Arduino.h b/cores/arduino/Arduino.h new file mode 100755 index 0000000..7f2fc05 --- /dev/null +++ b/cores/arduino/Arduino.h @@ -0,0 +1,206 @@ +#ifndef Arduino_h +#define Arduino_h + +#include <stdlib.h> +#include <string.h> +#include <math.h> + +#include <avr/pgmspace.h> +#include <avr/io.h> +#include <avr/interrupt.h> + +#include "binary.h" + +#ifdef __cplusplus +extern "C"{ +#endif + +#define HIGH 0x1 +#define LOW 0x0 + +#define INPUT 0x0 +#define OUTPUT 0x1 + +#define true 0x1 +#define false 0x0 + +#define PI 3.1415926535897932384626433832795 +#define HALF_PI 1.5707963267948966192313216916398 +#define TWO_PI 6.283185307179586476925286766559 +#define DEG_TO_RAD 0.017453292519943295769236907684886 +#define RAD_TO_DEG 57.295779513082320876798154814105 + +#define SERIAL 0x0 +#define DISPLAY 0x1 + +#define LSBFIRST 0 +#define MSBFIRST 1 + +#define CHANGE 1 +#define FALLING 2 +#define RISING 3 + +#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) +#define INTERNAL1V1 2 +#define INTERNAL2V56 3 +#else +#define INTERNAL 3 +#endif +#define DEFAULT 1 +#define EXTERNAL 0 + +// undefine stdlib's abs if encountered +#ifdef abs +#undef abs +#endif + +#define min(a,b) ((a)<(b)?(a):(b)) +#define max(a,b) ((a)>(b)?(a):(b)) +#define abs(x) ((x)>0?(x):-(x)) +#define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt))) +#define round(x) ((x)>=0?(long)((x)+0.5):(long)((x)-0.5)) +#define radians(deg) ((deg)*DEG_TO_RAD) +#define degrees(rad) ((rad)*RAD_TO_DEG) +#define sq(x) ((x)*(x)) + +#define interrupts() sei() +#define noInterrupts() cli() + +#define clockCyclesPerMicrosecond() ( F_CPU / 1000000L ) +#define clockCyclesToMicroseconds(a) ( ((a) * 1000L) / (F_CPU / 1000L) ) +#define microsecondsToClockCycles(a) ( ((a) * (F_CPU / 1000L)) / 1000L ) + +#define lowByte(w) ((uint8_t) ((w) & 0xff)) +#define highByte(w) ((uint8_t) ((w) >> 8)) + +#define bitRead(value, bit) (((value) >> (bit)) & 0x01) +#define bitSet(value, bit) ((value) |= (1UL << (bit))) +#define bitClear(value, bit) ((value) &= ~(1UL << (bit))) +#define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit)) + + +typedef unsigned int word; + +#define bit(b) (1UL << (b)) + +typedef uint8_t boolean; +typedef uint8_t byte; + +void init(void); + +void pinMode(uint8_t, uint8_t); +void digitalWrite(uint8_t, uint8_t); +int digitalRead(uint8_t); +int analogRead(uint8_t); +void analogReference(uint8_t mode); +void analogWrite(uint8_t, int); + +unsigned long millis(void); +unsigned long micros(void); +void delay(unsigned long); +void delayMicroseconds(unsigned int us); +unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout); + +void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val); +uint8_t shiftIn(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder); + +void attachInterrupt(uint8_t, void (*)(void), int mode); +void detachInterrupt(uint8_t); + +void setup(void); +void loop(void); + +// Get the bit location within the hardware port of the given virtual pin. +// This comes from the pins_*.c file for the active board configuration. + +#define analogInPinToBit(P) (P) + +// On the ATmega1280, the addresses of some of the port registers are +// greater than 255, so we can't store them in uint8_t's. +extern const uint16_t PROGMEM port_to_mode_PGM[]; +extern const uint16_t PROGMEM port_to_input_PGM[]; +extern const uint16_t PROGMEM port_to_output_PGM[]; + +extern const uint8_t PROGMEM digital_pin_to_port_PGM[]; +// extern const uint8_t PROGMEM digital_pin_to_bit_PGM[]; +extern const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[]; +extern const uint8_t PROGMEM digital_pin_to_timer_PGM[]; + +// Get the bit location within the hardware port of the given virtual pin. +// This comes from the pins_*.c file for the active board configuration. +// +// These perform slightly better as macros compared to inline functions +// +#define digitalPinToPort(P) ( pgm_read_byte( digital_pin_to_port_PGM + (P) ) ) +#define digitalPinToBitMask(P) ( pgm_read_byte( digital_pin_to_bit_mask_PGM + (P) ) ) +#define digitalPinToTimer(P) ( pgm_read_byte( digital_pin_to_timer_PGM + (P) ) ) +#define analogInPinToBit(P) (P) +#define portOutputRegister(P) ( (volatile uint8_t *)( pgm_read_word( port_to_output_PGM + (P))) ) +#define portInputRegister(P) ( (volatile uint8_t *)( pgm_read_word( port_to_input_PGM + (P))) ) +#define portModeRegister(P) ( (volatile uint8_t *)( pgm_read_word( port_to_mode_PGM + (P))) ) + +#define NOT_A_PIN 0 +#define NOT_A_PORT 0 + +#define PA 1 +#define PB 2 +#define PC 3 +#define PD 4 +#define PE 5 +#define PF 6 +#define PG 7 +#define PH 8 +#define PJ 10 +#define PK 11 +#define PL 12 + +#define NOT_ON_TIMER 0 +#define TIMER0A 1 +#define TIMER0B 2 +#define TIMER1A 3 +#define TIMER1B 4 +#define TIMER2 5 +#define TIMER2A 6 +#define TIMER2B 7 + +#define TIMER3A 8 +#define TIMER3B 9 +#define TIMER3C 10 +#define TIMER4A 11 +#define TIMER4B 12 +#define TIMER4C 13 +#define TIMER4D 14 +#define TIMER5A 15 +#define TIMER5B 16 +#define TIMER5C 17 + +#ifdef __cplusplus +} // extern "C" +#endif + +#ifdef __cplusplus +#include "WCharacter.h" +#include "WString.h" +#include "HardwareSerial.h" + +uint16_t makeWord(uint16_t w); +uint16_t makeWord(byte h, byte l); + +#define word(...) makeWord(__VA_ARGS__) + +unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout = 1000000L); + +void tone(uint8_t _pin, unsigned int frequency, unsigned long duration = 0); +void noTone(uint8_t _pin); + +// WMath prototypes +long random(long); +long random(long, long); +void randomSeed(unsigned int); +long map(long, long, long, long, long); + +#endif + +#include "pins_arduino.h" + +#endif
\ No newline at end of file diff --git a/cores/arduino/CDC.cpp b/cores/arduino/CDC.cpp new file mode 100644 index 0000000..14a0eae --- /dev/null +++ b/cores/arduino/CDC.cpp @@ -0,0 +1,175 @@ + + +/* Copyright (c) 2011, Peter Barrett +** +** Permission to use, copy, modify, and/or distribute this software for +** any purpose with or without fee is hereby granted, provided that the +** above copyright notice and this permission notice appear in all copies. +** +** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL +** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR +** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES +** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +** SOFTWARE. +*/ + +#include "Platform.h" +#include "USBAPI.h" +#include <avr/wdt.h> + +#if defined(USBCON) +#ifdef CDC_ENABLED + +void Reboot() +{ + USB.detach(); + cli(); + asm volatile("jmp 0x7800"); // jump to bootloader - DiskLoader takes up last 2 kB +} + +typedef struct +{ + u32 dwDTERate; + u8 bCharFormat; + u8 bParityType; + u8 bDataBits; + u8 lineState; +} LineInfo; + +static volatile LineInfo _usbLineInfo = { 57600, 0x00, 0x00, 0x00, 0x00 }; + +#define WEAK __attribute__ ((weak)) + +extern const CDCDescriptor _cdcInterface PROGMEM; +const CDCDescriptor _cdcInterface = +{ + D_IAD(0,2,CDC_COMMUNICATION_INTERFACE_CLASS,CDC_ABSTRACT_CONTROL_MODEL,1), + + // CDC communication interface + D_INTERFACE(CDC_ACM_INTERFACE,1,CDC_COMMUNICATION_INTERFACE_CLASS,CDC_ABSTRACT_CONTROL_MODEL,0), + D_CDCCS(CDC_HEADER,0x10,0x01), // Header (1.10 bcd) + D_CDCCS(CDC_CALL_MANAGEMENT,1,1), // Device handles call management (not) + D_CDCCS4(CDC_ABSTRACT_CONTROL_MANAGEMENT,6), // SET_LINE_CODING, GET_LINE_CODING, SET_CONTROL_LINE_STATE supported + D_CDCCS(CDC_UNION,CDC_ACM_INTERFACE,CDC_DATA_INTERFACE), // Communication interface is master, data interface is slave 0 + D_ENDPOINT(USB_ENDPOINT_IN (CDC_ENDPOINT_ACM),USB_ENDPOINT_TYPE_INTERRUPT,0x10,0x40), + + // CDC data interface + D_INTERFACE(CDC_DATA_INTERFACE,2,CDC_DATA_INTERFACE_CLASS,0,0), + D_ENDPOINT(USB_ENDPOINT_OUT(CDC_ENDPOINT_OUT),USB_ENDPOINT_TYPE_BULK,0x40,0), + D_ENDPOINT(USB_ENDPOINT_IN (CDC_ENDPOINT_IN ),USB_ENDPOINT_TYPE_BULK,0x40,0) +}; + +int WEAK CDC_GetInterface(u8* interfaceNum) +{ + interfaceNum[0] += 2; // uses 2 + return USB_SendControl(TRANSFER_PGM,&_cdcInterface,sizeof(_cdcInterface)); +} + +bool WEAK CDC_Setup(Setup& setup) +{ + u8 r = setup.bRequest; + u8 requestType = setup.bmRequestType; + + if (REQUEST_DEVICETOHOST_CLASS_INTERFACE == requestType) + { + if (CDC_GET_LINE_CODING == r) + { + USB_SendControl(0,(void*)&_usbLineInfo,7); + return true; + } + } + + if (REQUEST_HOSTTODEVICE_CLASS_INTERFACE == requestType) + { + if (CDC_SET_LINE_CODING == r) + { + USB_RecvControl((void*)&_usbLineInfo,7); + return true; + } + + if (CDC_SET_CONTROL_LINE_STATE == r) + { + if (0 != _usbLineInfo.lineState && 1200 == _usbLineInfo.dwDTERate) // auto-reset is triggered when the port, already open at 1200 bps, is closed + Reboot(); + _usbLineInfo.lineState = setup.wValueL; + return true; + } + } + return false; +} + + +int _serialPeek = -1; +void Serial_::begin(uint16_t baud_count) +{ +} + +void Serial_::end(void) +{ +} + +int Serial_::available(void) +{ + u8 avail = USB_Available(CDC_RX); + if (_serialPeek != -1) + avail++; + return avail; +} + +// peek is nasty +int Serial_::peek(void) +{ + if (_serialPeek == -1) + _serialPeek = read(); + return _serialPeek; +} + +int Serial_::read(void) +{ + int c; + if (_serialPeek != -1) + { + c = _serialPeek; + _serialPeek = -1; + } else { + c = USB_Recv(CDC_RX); + } + return c; +} + +void Serial_::flush(void) +{ + USB_Flush(CDC_TX); +} + +size_t Serial_::write(uint8_t c) +{ + /* only try to send bytes if the high-level CDC connection itself + is open (not just the pipe) - the OS should set lineState when the port + is opened and clear lineState when the port is closed. + bytes sent before the user opens the connection or after + the connection is closed are lost - just like with a UART. */ + + // TODO - ZE - check behavior on different OSes and test what happens if an + // open connection isn't broken cleanly (cable is yanked out, host dies + // or locks up, or host virtual serial port hangs) + if (_usbLineInfo.lineState > 0) { + int r = USB_Send(CDC_TX,&c,1); + if (r > 0) { + return r; + } else { + setWriteError(); + return 0; + } + } + setWriteError(); + return 0; +} + +Serial_ Serial; + +#endif +#endif /* if defined(USBCON) */
\ No newline at end of file diff --git a/cores/arduino/Client.h b/cores/arduino/Client.h new file mode 100644 index 0000000..ea13483 --- /dev/null +++ b/cores/arduino/Client.h @@ -0,0 +1,26 @@ +#ifndef client_h +#define client_h +#include "Print.h" +#include "Stream.h" +#include "IPAddress.h" + +class Client : public Stream { + +public: + virtual int connect(IPAddress ip, uint16_t port) =0; + virtual int connect(const char *host, uint16_t port) =0; + virtual size_t write(uint8_t) =0; + virtual size_t write(const uint8_t *buf, size_t size) =0; + virtual int available() = 0; + virtual int read() = 0; + virtual int read(uint8_t *buf, size_t size) = 0; + virtual int peek() = 0; + virtual void flush() = 0; + virtual void stop() = 0; + virtual uint8_t connected() = 0; + virtual operator bool() = 0; +protected: + uint8_t* rawIPAddress(IPAddress& addr) { return addr.raw_address(); }; +}; + +#endif diff --git a/cores/arduino/HID.cpp b/cores/arduino/HID.cpp new file mode 100644 index 0000000..8ed1566 --- /dev/null +++ b/cores/arduino/HID.cpp @@ -0,0 +1,446 @@ + + +/* Copyright (c) 2011, Peter Barrett +** +** Permission to use, copy, modify, and/or distribute this software for +** any purpose with or without fee is hereby granted, provided that the +** above copyright notice and this permission notice appear in all copies. +** +** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL +** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR +** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES +** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +** SOFTWARE. +*/ + +#include "Platform.h" +#include "USBAPI.h" +#include "USBDesc.h" + +#if defined(USBCON) +#ifdef HID_ENABLED + +//#define RAWHID_ENABLED + +// Singletons for mouse and keyboard + +Mouse_ Mouse; +Keyboard_ Keyboard; + +//================================================================================ +//================================================================================ + +// HID report descriptor + +#define LSB(_x) ((_x) & 0xFF) +#define MSB(_x) ((_x) >> 8) + +#define RAWHID_USAGE_PAGE 0xFFC0 +#define RAWHID_USAGE 0x0C00 +#define RAWHID_TX_SIZE 64 +#define RAWHID_RX_SIZE 64 + +extern const u8 _hidReportDescriptor[] PROGMEM; +const u8 _hidReportDescriptor[] = { + + // Mouse + 0x05, 0x01, // USAGE_PAGE (Generic Desktop) // 54 + 0x09, 0x02, // USAGE (Mouse) + 0xa1, 0x01, // COLLECTION (Application) + 0x09, 0x01, // USAGE (Pointer) + 0xa1, 0x00, // COLLECTION (Physical) + 0x85, 0x01, // REPORT_ID (1) + 0x05, 0x09, // USAGE_PAGE (Button) + 0x19, 0x01, // USAGE_MINIMUM (Button 1) + 0x29, 0x03, // USAGE_MAXIMUM (Button 3) + 0x15, 0x00, // LOGICAL_MINIMUM (0) + 0x25, 0x01, // LOGICAL_MAXIMUM (1) + 0x95, 0x03, // REPORT_COUNT (3) + 0x75, 0x01, // REPORT_SIZE (1) + 0x81, 0x02, // INPUT (Data,Var,Abs) + 0x95, 0x01, // REPORT_COUNT (1) + 0x75, 0x05, // REPORT_SIZE (5) + 0x81, 0x03, // INPUT (Cnst,Var,Abs) + 0x05, 0x01, // USAGE_PAGE (Generic Desktop) + 0x09, 0x30, // USAGE (X) + 0x09, 0x31, // USAGE (Y) + 0x09, 0x38, // USAGE (Wheel) + 0x15, 0x81, // LOGICAL_MINIMUM (-127) + 0x25, 0x7f, // LOGICAL_MAXIMUM (127) + 0x75, 0x08, // REPORT_SIZE (8) + 0x95, 0x03, // REPORT_COUNT (3) + 0x81, 0x06, // INPUT (Data,Var,Rel) + 0xc0, // END_COLLECTION + 0xc0, // END_COLLECTION + + // Keyboard + 0x05, 0x01, // USAGE_PAGE (Generic Desktop) // 47 + 0x09, 0x06, // USAGE (Keyboard) + 0xa1, 0x01, // COLLECTION (Application) + 0x85, 0x02, // REPORT_ID (2) + 0x05, 0x07, // USAGE_PAGE (Keyboard) + + 0x19, 0xe0, // USAGE_MINIMUM (Keyboard LeftControl) + 0x29, 0xe7, // USAGE_MAXIMUM (Keyboard Right GUI) + 0x15, 0x00, // LOGICAL_MINIMUM (0) + 0x25, 0x01, // LOGICAL_MAXIMUM (1) + 0x75, 0x01, // REPORT_SIZE (1) + + 0x95, 0x08, // REPORT_COUNT (8) + 0x81, 0x02, // INPUT (Data,Var,Abs) + 0x95, 0x01, // REPORT_COUNT (1) + 0x75, 0x08, // REPORT_SIZE (8) + 0x81, 0x03, // INPUT (Cnst,Var,Abs) + + 0x95, 0x06, // REPORT_COUNT (6) + 0x75, 0x08, // REPORT_SIZE (8) + 0x15, 0x00, // LOGICAL_MINIMUM (0) + 0x25, 0x65, // LOGICAL_MAXIMUM (101) + 0x05, 0x07, // USAGE_PAGE (Keyboard) + + 0x19, 0x00, // USAGE_MINIMUM (Reserved (no event indicated)) + 0x29, 0x65, // USAGE_MAXIMUM (Keyboard Application) + 0x81, 0x00, // INPUT (Data,Ary,Abs) + 0xc0, // END_COLLECTION + +#if RAWHID_ENABLED + // RAW HID + 0x06, LSB(RAWHID_USAGE_PAGE), MSB(RAWHID_USAGE_PAGE), // 30 + 0x0A, LSB(RAWHID_USAGE), MSB(RAWHID_USAGE), + + 0xA1, 0x01, // Collection 0x01 + 0x85, 0x03, // REPORT_ID (3) + 0x75, 0x08, // report size = 8 bits + 0x15, 0x00, // logical minimum = 0 + 0x26, 0xFF, 0x00, // logical maximum = 255 + + 0x95, 64, // report count TX + 0x09, 0x01, // usage + 0x81, 0x02, // Input (array) + + 0x95, 64, // report count RX + 0x09, 0x02, // usage + 0x91, 0x02, // Output (array) + 0xC0 // end collection +#endif +}; + +extern const HIDDescriptor _hidInterface PROGMEM; +const HIDDescriptor _hidInterface = +{ + D_INTERFACE(HID_INTERFACE,1,3,0,0), + D_HIDREPORT(sizeof(_hidReportDescriptor)), + D_ENDPOINT(USB_ENDPOINT_IN (HID_ENDPOINT_INT),USB_ENDPOINT_TYPE_INTERRUPT,0x40,0x01) +}; + +//================================================================================ +//================================================================================ +// Driver + +u8 _hid_protocol = 1; +u8 _hid_idle = 1; + +#define WEAK __attribute__ ((weak)) +#define WEAK + +int WEAK HID_GetInterface(u8* interfaceNum) +{ + interfaceNum[0] += 1; // uses 1 + return USB_SendControl(TRANSFER_PGM,&_hidInterface,sizeof(_hidInterface)); +} + +int WEAK HID_GetDescriptor(int i) +{ + return USB_SendControl(TRANSFER_PGM,_hidReportDescriptor,sizeof(_hidReportDescriptor)); +} + +void WEAK HID_SendReport(u8 id, const void* data, int len) +{ + USB_Send(HID_TX, &id, 1); + USB_Send(HID_TX | TRANSFER_RELEASE,data,len); +} + +bool WEAK HID_Setup(Setup& setup) +{ + u8 r = setup.bRequest; + u8 requestType = setup.bmRequestType; + if (REQUEST_DEVICETOHOST_CLASS_INTERFACE == requestType) + { + if (HID_GET_REPORT == r) + { + //HID_GetReport(); + return true; + } + if (HID_GET_PROTOCOL == r) + { + //Send8(_hid_protocol); // TODO + return true; + } + } + + if (REQUEST_HOSTTODEVICE_CLASS_INTERFACE == requestType) + { + if (HID_SET_PROTOCOL == r) + { + _hid_protocol = setup.wValueL; + return true; + } + + if (HID_SET_IDLE == r) + { + _hid_idle = setup.wValueL; + return true; + } + } + return false; +} + +//================================================================================ +//================================================================================ +// Mouse + +Mouse_::Mouse_() : _buttons(0) +{ +} + +void Mouse_::click(uint8_t b) +{ + _buttons = b; + move(0,0,0); + _buttons = 0; + move(0,0,0); +} + +void Mouse_::move(signed char x, signed char y, signed char wheel) +{ + u8 m[4]; + m[0] = _buttons; + m[1] = x; + m[2] = y; + m[3] = wheel; + HID_SendReport(1,m,4); +} + +void Mouse_::buttons(uint8_t b) +{ + if (b != _buttons) + { + _buttons = b; + move(0,0,0); + } +} + +void Mouse_::press(uint8_t b) +{ + buttons(_buttons | b); +} + +void Mouse_::release(uint8_t b) +{ + buttons(_buttons & ~b); +} + +bool Mouse_::isPressed(uint8_t b) +{ + if (b & _buttons > 0) + return true; + return false; +} + +//================================================================================ +//================================================================================ +// Keyboard + +Keyboard_::Keyboard_() : _keyMap(0) +{ +} + +void Keyboard_::sendReport(KeyReport* keys) +{ + HID_SendReport(2,keys,sizeof(KeyReport)); +} + +void Keyboard_::setKeyMap(KeyMap* keyMap) +{ + _keyMap = keyMap; +} + +extern +const uint8_t _asciimap[128] PROGMEM; + +#define SHIFT 0x80 +const uint8_t _asciimap[128] = +{ + 0x00, // NUL + 0x00, // SOH + 0x00, // STX + 0x00, // ETX + 0x00, // EOT + 0x00, // ENQ + 0x00, // ACK + 0x00, // BEL + 0x2a, // BS Backspace + 0x2b, // TAB Tab + 0x28, // LF Enter + 0x00, // VT + 0x00, // FF + 0x00, // CR + 0x00, // SO + 0x00, // SI + 0x00, // DEL + 0x00, // DC1 + 0x00, // DC2 + 0x00, // DC3 + 0x00, // DC4 + 0x00, // NAK + 0x00, // SYN + 0x00, // ETB + 0x00, // CAN + 0x00, // EM + 0x00, // SUB + 0x00, // ESC + 0x00, // FS + 0x00, // GS + 0x00, // RS + 0x00, // US + + 0x2c, // ' ' + 0x1e|SHIFT, // ! + 0x34|SHIFT, // " + 0x20|SHIFT, // # + 0x21|SHIFT, // $ + 0x22|SHIFT, // % + 0x24|SHIFT, // & + 0x34, // ' + 0x26|SHIFT, // ( + 0x27|SHIFT, // ) + 0x25|SHIFT, // * + 0x2e|SHIFT, // + + 0x36, // , + 0x2d, // - + 0x37, // . + 0x38, // / + 0x27, // 0 + 0x1e, // 1 + 0x1f, // 2 + 0x20, // 3 + 0x21, // 4 + 0x22, // 5 + 0x23, // 6 + 0x24, // 7 + 0x25, // 8 + 0x26, // 9 + 0x33|SHIFT, // : + 0x33, // ; + 0x36|SHIFT, // < + 0x2e, // = + 0x37|SHIFT, // > + 0x38|SHIFT, // ? + 0x1f|SHIFT, // @ + 0x04|SHIFT, // A + 0x05|SHIFT, // B + 0x06|SHIFT, // C + 0x07|SHIFT, // D + 0x08|SHIFT, // E + 0x09|SHIFT, // F + 0x0a|SHIFT, // G + 0x0b|SHIFT, // H + 0x0c|SHIFT, // I + 0x0d|SHIFT, // J + 0x0e|SHIFT, // K + 0x0f|SHIFT, // L + 0x10|SHIFT, // M + 0x11|SHIFT, // N + 0x12|SHIFT, // O + 0x13|SHIFT, // P + 0x14|SHIFT, // Q + 0x15|SHIFT, // R + 0x16|SHIFT, // S + 0x17|SHIFT, // T + 0x18|SHIFT, // U + 0x19|SHIFT, // V + 0x1a|SHIFT, // W + 0x1b|SHIFT, // X + 0x1c|SHIFT, // Y + 0x1d|SHIFT, // Z + 0x2f, // [ + 0x31, // bslash + 0x30, // ] + 0x23|SHIFT, // ^ + 0x2d|SHIFT, // _ + 0x35, // ` + 0x04, // a + 0x05, // b + 0x06, // c + 0x07, // d + 0x08, // e + 0x09, // f + 0x0a, // g + 0x0b, // h + 0x0c, // i + 0x0d, // j + 0x0e, // k + 0x0f, // l + 0x10, // m + 0x11, // n + 0x12, // o + 0x13, // p + 0x14, // q + 0x15, // r + 0x16, // s + 0x17, // t + 0x18, // u + 0x19, // v + 0x1a, // w + 0x1b, // x + 0x1c, // y + 0x1d, // z + 0x2f|SHIFT, // + 0x31|SHIFT, // | + 0x30|SHIFT, // } + 0x35|SHIFT, // ~ + 0 // DEL +}; + +uint8_t USBPutChar(uint8_t c); +size_t Keyboard_::write(uint8_t c) +{ + // Keydown + { + KeyReport keys = {0}; + if (_keyMap) + _keyMap->charToKey(c,&keys); + else + { + if (c >= 128) { + setWriteError(); + return 0; + } + c = pgm_read_byte(_asciimap + c); + if (!c) { + setWriteError(); + return 0; + } + if (c & 0x80) + { + keys.modifiers |= KEY_MODIFIER_LEFT_SHIFT; + c &= 0x7F; + } + keys.keys[0] = c; + } + sendReport(&keys); + } + // Keyup + { + KeyReport keys = {0}; + sendReport(&keys); + } + return 1; +} + +#endif + +#endif /* if defined(USBCON) */
\ No newline at end of file diff --git a/cores/arduino/HardwareSerial.cpp b/cores/arduino/HardwareSerial.cpp index b5dba1e..1b1fa71 100644 --- a/cores/arduino/HardwareSerial.cpp +++ b/cores/arduino/HardwareSerial.cpp @@ -24,7 +24,7 @@ #include <stdio.h> #include <string.h> #include <inttypes.h> -#include "wiring.h" +#include "Arduino.h" #include "wiring_private.h" // this next line disables the entire HardwareSerial.cpp, @@ -34,109 +34,96 @@ #include "HardwareSerial.h" // Define constants and variables for buffering incoming serial data. We're -// using a ring buffer (I think), in which rx_buffer_head is the index of the -// location to which to write the next incoming character and rx_buffer_tail -// is the index of the location from which to read. +// using a ring buffer (I think), in which head is the index of the location +// to which to write the next incoming character and tail is the index of the +// location from which to read. #if (RAMEND < 1000) - #define RX_BUFFER_SIZE 32 + #define SERIAL_BUFFER_SIZE 16 #else - #define RX_BUFFER_SIZE 128 + #define SERIAL_BUFFER_SIZE 64 #endif struct ring_buffer { - unsigned char buffer[RX_BUFFER_SIZE]; - int head; - int tail; + unsigned char buffer[SERIAL_BUFFER_SIZE]; + volatile int head; + volatile int tail; }; +#if defined(USBCON) + ring_buffer rx_buffer = { { 0 }, 0, 0}; + ring_buffer tx_buffer = { { 0 }, 0, 0}; +#endif #if defined(UBRRH) || defined(UBRR0H) ring_buffer rx_buffer = { { 0 }, 0, 0 }; + ring_buffer tx_buffer = { { 0 }, 0, 0 }; #endif #if defined(UBRR1H) ring_buffer rx_buffer1 = { { 0 }, 0, 0 }; + ring_buffer tx_buffer1 = { { 0 }, 0, 0 }; #endif #if defined(UBRR2H) ring_buffer rx_buffer2 = { { 0 }, 0, 0 }; + ring_buffer tx_buffer2 = { { 0 }, 0, 0 }; #endif #if defined(UBRR3H) ring_buffer rx_buffer3 = { { 0 }, 0, 0 }; + ring_buffer tx_buffer3 = { { 0 }, 0, 0 }; #endif -inline void store_char(unsigned char c, ring_buffer *rx_buffer) +inline void store_char(unsigned char c, ring_buffer *buffer) { - int i = (unsigned int)(rx_buffer->head + 1) % RX_BUFFER_SIZE; + int i = (unsigned int)(buffer->head + 1) % SERIAL_BUFFER_SIZE; // if we should be storing the received character into the location // just before the tail (meaning that the head would advance to the // current location of the tail), we're about to overflow the buffer // and so we don't write the character or advance the head. - if (i != rx_buffer->tail) { - rx_buffer->buffer[rx_buffer->head] = c; - rx_buffer->head = i; + if (i != buffer->tail) { + buffer->buffer[buffer->head] = c; + buffer->head = i; } } +#if !defined(USART0_RX_vect) && defined(USART1_RX_vect) +// do nothing - on the 32u4 the first USART is USART1 +#else +#if !defined(USART_RX_vect) && !defined(SIG_USART0_RECV) && \ + !defined(SIG_UART0_RECV) && !defined(USART0_RX_vect) && \ + !defined(SIG_UART_RECV) + #error "Don't know what the Data Received vector is called for the first UART" +#else + void serialEvent() __attribute__((weak)); + void serialEvent() {} + #define serialEvent_implemented #if defined(USART_RX_vect) SIGNAL(USART_RX_vect) - { - #if defined(UDR0) - unsigned char c = UDR0; - #elif defined(UDR) - unsigned char c = UDR; // atmega8535 - #else - #error UDR not defined - #endif - store_char(c, &rx_buffer); - } -#elif defined(SIG_USART0_RECV) && defined(UDR0) +#elif defined(SIG_USART0_RECV) SIGNAL(SIG_USART0_RECV) - { - unsigned char c = UDR0; - store_char(c, &rx_buffer); - } -#elif defined(SIG_UART0_RECV) && defined(UDR0) +#elif defined(SIG_UART0_RECV) SIGNAL(SIG_UART0_RECV) - { - unsigned char c = UDR0; - store_char(c, &rx_buffer); - } -//#elif defined(SIG_USART_RECV) #elif defined(USART0_RX_vect) - // fixed by Mark Sproul this is on the 644/644p - //SIGNAL(SIG_USART_RECV) SIGNAL(USART0_RX_vect) +#elif defined(SIG_UART_RECV) + SIGNAL(SIG_UART_RECV) +#endif { #if defined(UDR0) unsigned char c = UDR0; #elif defined(UDR) - unsigned char c = UDR; // atmega8, atmega32 + unsigned char c = UDR; #else #error UDR not defined #endif store_char(c, &rx_buffer); } -#elif defined(SIG_UART_RECV) - // this is for atmega8 - SIGNAL(SIG_UART_RECV) - { - #if defined(UDR0) - unsigned char c = UDR0; // atmega645 - #elif defined(UDR) - unsigned char c = UDR; // atmega8 - #endif - store_char(c, &rx_buffer); - } -#elif defined(USBCON) - #warning No interrupt handler for usart 0 - #warning Serial(0) is on USB interface -#else - #error No interrupt handler for usart 0 +#endif #endif -//#if defined(SIG_USART1_RECV) #if defined(USART1_RX_vect) - //SIGNAL(SIG_USART1_RECV) + void serialEvent1() __attribute__((weak)); + void serialEvent1() {} + #define serialEvent1_implemented SIGNAL(USART1_RX_vect) { unsigned char c = UDR1; @@ -147,6 +134,9 @@ inline void store_char(unsigned char c, ring_buffer *rx_buffer) #endif #if defined(USART2_RX_vect) && defined(UDR2) + void serialEvent2() __attribute__((weak)); + void serialEvent2() {} + #define serialEvent2_implemented SIGNAL(USART2_RX_vect) { unsigned char c = UDR2; @@ -157,6 +147,9 @@ inline void store_char(unsigned char c, ring_buffer *rx_buffer) #endif #if defined(USART3_RX_vect) && defined(UDR3) + void serialEvent3() __attribute__((weak)); + void serialEvent3() {} + #define serialEvent3_implemented SIGNAL(USART3_RX_vect) { unsigned char c = UDR3; @@ -166,17 +159,126 @@ inline void store_char(unsigned char c, ring_buffer *rx_buffer) #error SIG_USART3_RECV #endif +void serialEventRun(void) +{ +#ifdef serialEvent_implemented + if (Serial.available()) serialEvent(); +#endif +#ifdef serialEvent1_implemented + if (Serial1.available()) serialEvent1(); +#endif +#ifdef serialEvent2_implemented + if (Serial2.available()) serialEvent2(); +#endif +#ifdef serialEvent3_implemented + if (Serial3.available()) serialEvent3(); +#endif +} + + +#if !defined(USART0_UDRE_vect) && defined(USART1_UDRE_vect) +// do nothing - on the 32u4 the first USART is USART1 +#else +#if !defined(UART0_UDRE_vect) && !defined(UART_UDRE_vect) && !defined(USART0_UDRE_vect) && !defined(USART_UDRE_vect) + #error "Don't know what the Data Register Empty vector is called for the first UART" +#else +#if defined(UART0_UDRE_vect) +ISR(UART0_UDRE_vect) +#elif defined(UART_UDRE_vect) +ISR(UART_UDRE_vect) +#elif defined(USART0_UDRE_vect) +ISR(USART0_UDRE_vect) +#elif defined(USART_UDRE_vect) +ISR(USART_UDRE_vect) +#endif +{ + if (tx_buffer.head == tx_buffer.tail) { + // Buffer empty, so disable interrupts +#if defined(UCSR0B) + cbi(UCSR0B, UDRIE0); +#else + cbi(UCSRB, UDRIE); +#endif + } + else { + // There is more data in the output buffer. Send the next byte + unsigned char c = tx_buffer.buffer[tx_buffer.tail]; + tx_buffer.tail = (tx_buffer.tail + 1) % SERIAL_BUFFER_SIZE; + + #if defined(UDR0) + UDR0 = c; + #elif defined(UDR) + UDR = c; + #else + #error UDR not defined + #endif + } +} +#endif +#endif + +#ifdef USART1_UDRE_vect +ISR(USART1_UDRE_vect) +{ + if (tx_buffer1.head == tx_buffer1.tail) { + // Buffer empty, so disable interrupts + cbi(UCSR1B, UDRIE1); + } + else { + // There is more data in the output buffer. Send the next byte + unsigned char c = tx_buffer1.buffer[tx_buffer1.tail]; + tx_buffer1.tail = (tx_buffer1.tail + 1) % SERIAL_BUFFER_SIZE; + + UDR1 = c; + } +} +#endif + +#ifdef USART2_UDRE_vect +ISR(USART2_UDRE_vect) +{ + if (tx_buffer2.head == tx_buffer2.tail) { + // Buffer empty, so disable interrupts + cbi(UCSR2B, UDRIE2); + } + else { + // There is more data in the output buffer. Send the next byte + unsigned char c = tx_buffer2.buffer[tx_buffer2.tail]; + tx_buffer2.tail = (tx_buffer2.tail + 1) % SERIAL_BUFFER_SIZE; + + UDR2 = c; + } +} +#endif + +#ifdef USART3_UDRE_vect +ISR(USART3_UDRE_vect) +{ + if (tx_buffer3.head == tx_buffer3.tail) { + // Buffer empty, so disable interrupts + cbi(UCSR3B, UDRIE3); + } + else { + // There is more data in the output buffer. Send the next byte + unsigned char c = tx_buffer3.buffer[tx_buffer3.tail]; + tx_buffer3.tail = (tx_buffer3.tail + 1) % SERIAL_BUFFER_SIZE; + + UDR3 = c; + } +} +#endif // Constructors //////////////////////////////////////////////////////////////// -HardwareSerial::HardwareSerial(ring_buffer *rx_buffer, +HardwareSerial::HardwareSerial(ring_buffer *rx_buffer, ring_buffer *tx_buffer, volatile uint8_t *ubrrh, volatile uint8_t *ubrrl, volatile uint8_t *ucsra, volatile uint8_t *ucsrb, volatile uint8_t *udr, - uint8_t rxen, uint8_t txen, uint8_t rxcie, uint8_t udre, uint8_t u2x) + uint8_t rxen, uint8_t txen, uint8_t rxcie, uint8_t udrie, uint8_t u2x) { _rx_buffer = rx_buffer; + _tx_buffer = tx_buffer; _ubrrh = ubrrh; _ubrrl = ubrrl; _ucsra = ucsra; @@ -185,7 +287,7 @@ HardwareSerial::HardwareSerial(ring_buffer *rx_buffer, _rxen = rxen; _txen = txen; _rxcie = rxcie; - _udre = udre; + _udrie = udrie; _u2x = u2x; } @@ -228,18 +330,27 @@ try_again: sbi(*_ucsrb, _rxen); sbi(*_ucsrb, _txen); sbi(*_ucsrb, _rxcie); + cbi(*_ucsrb, _udrie); } void HardwareSerial::end() { + // wait for transmission of outgoing data + while (_tx_buffer->head != _tx_buffer->tail) + ; + cbi(*_ucsrb, _rxen); cbi(*_ucsrb, _txen); cbi(*_ucsrb, _rxcie); + cbi(*_ucsrb, _udrie); + + // clear any received data + _rx_buffer->head = _rx_buffer->tail; } int HardwareSerial::available(void) { - return (unsigned int)(RX_BUFFER_SIZE + _rx_buffer->head - _rx_buffer->tail) % RX_BUFFER_SIZE; + return (unsigned int)(SERIAL_BUFFER_SIZE + _rx_buffer->head - _rx_buffer->tail) % SERIAL_BUFFER_SIZE; } int HardwareSerial::peek(void) @@ -258,53 +369,55 @@ int HardwareSerial::read(void) return -1; } else { unsigned char c = _rx_buffer->buffer[_rx_buffer->tail]; - _rx_buffer->tail = (unsigned int)(_rx_buffer->tail + 1) % RX_BUFFER_SIZE; + _rx_buffer->tail = (unsigned int)(_rx_buffer->tail + 1) % SERIAL_BUFFER_SIZE; return c; } } void HardwareSerial::flush() { - // don't reverse this or there may be problems if the RX interrupt - // occurs after reading the value of rx_buffer_head but before writing - // the value to rx_buffer_tail; the previous value of rx_buffer_head - // may be written to rx_buffer_tail, making it appear as if the buffer - // don't reverse this or there may be problems if the RX interrupt - // occurs after reading the value of rx_buffer_head but before writing - // the value to rx_buffer_tail; the previous value of rx_buffer_head - // may be written to rx_buffer_tail, making it appear as if the buffer - // were full, not empty. - _rx_buffer->head = _rx_buffer->tail; + while (_tx_buffer->head != _tx_buffer->tail) + ; } -void HardwareSerial::write(uint8_t c) +size_t HardwareSerial::write(uint8_t c) { - while (!((*_ucsra) & (1 << _udre))) + int i = (_tx_buffer->head + 1) % SERIAL_BUFFER_SIZE; + + // If the output buffer is full, there's nothing for it other than to + // wait for the interrupt handler to empty it a bit + // ???: return 0 here instead? + while (i == _tx_buffer->tail) ; - - *_udr = c; + + _tx_buffer->buffer[_tx_buffer->head] = c; + _tx_buffer->head = i; + + sbi(*_ucsrb, _udrie); + + return 1; } // Preinstantiate Objects ////////////////////////////////////////////////////// #if defined(UBRRH) && defined(UBRRL) - HardwareSerial Serial(&rx_buffer, &UBRRH, &UBRRL, &UCSRA, &UCSRB, &UDR, RXEN, TXEN, RXCIE, UDRE, U2X); + HardwareSerial Serial(&rx_buffer, &tx_buffer, &UBRRH, &UBRRL, &UCSRA, &UCSRB, &UDR, RXEN, TXEN, RXCIE, UDRIE, U2X); #elif defined(UBRR0H) && defined(UBRR0L) - HardwareSerial Serial(&rx_buffer, &UBRR0H, &UBRR0L, &UCSR0A, &UCSR0B, &UDR0, RXEN0, TXEN0, RXCIE0, UDRE0, U2X0); + HardwareSerial Serial(&rx_buffer, &tx_buffer, &UBRR0H, &UBRR0L, &UCSR0A, &UCSR0B, &UDR0, RXEN0, TXEN0, RXCIE0, UDRIE0, U2X0); #elif defined(USBCON) - #warning no serial port defined (port 0) + // do nothing - Serial object and buffers are initialized in CDC code #else #error no serial port defined (port 0) #endif #if defined(UBRR1H) - HardwareSerial Serial1(&rx_buffer1, &UBRR1H, &UBRR1L, &UCSR1A, &UCSR1B, &UDR1, RXEN1, TXEN1, RXCIE1, UDRE1, U2X1); + HardwareSerial Serial1(&rx_buffer1, &tx_buffer1, &UBRR1H, &UBRR1L, &UCSR1A, &UCSR1B, &UDR1, RXEN1, TXEN1, RXCIE1, UDRIE1, U2X1); #endif #if defined(UBRR2H) - HardwareSerial Serial2(&rx_buffer2, &UBRR2H, &UBRR2L, &UCSR2A, &UCSR2B, &UDR2, RXEN2, TXEN2, RXCIE2, UDRE2, U2X2); + HardwareSerial Serial2(&rx_buffer2, &tx_buffer2, &UBRR2H, &UBRR2L, &UCSR2A, &UCSR2B, &UDR2, RXEN2, TXEN2, RXCIE2, UDRIE2, U2X2); #endif #if defined(UBRR3H) - HardwareSerial Serial3(&rx_buffer3, &UBRR3H, &UBRR3L, &UCSR3A, &UCSR3B, &UDR3, RXEN3, TXEN3, RXCIE3, UDRE3, U2X3); + HardwareSerial Serial3(&rx_buffer3, &tx_buffer3, &UBRR3H, &UBRR3L, &UCSR3A, &UCSR3B, &UDR3, RXEN3, TXEN3, RXCIE3, UDRIE3, U2X3); #endif #endif // whole file diff --git a/cores/arduino/IPAddress.cpp b/cores/arduino/IPAddress.cpp new file mode 100644 index 0000000..fe3deb7 --- /dev/null +++ b/cores/arduino/IPAddress.cpp @@ -0,0 +1,56 @@ + +#include <Arduino.h> +#include <IPAddress.h> + +IPAddress::IPAddress() +{ + memset(_address, 0, sizeof(_address)); +} + +IPAddress::IPAddress(uint8_t first_octet, uint8_t second_octet, uint8_t third_octet, uint8_t fourth_octet) +{ + _address[0] = first_octet; + _address[1] = second_octet; + _address[2] = third_octet; + _address[3] = fourth_octet; +} + +IPAddress::IPAddress(uint32_t address) +{ + memcpy(_address, &address, sizeof(_address)); +} + +IPAddress::IPAddress(const uint8_t *address) +{ + memcpy(_address, address, sizeof(_address)); +} + +IPAddress& IPAddress::operator=(const uint8_t *address) +{ + memcpy(_address, address, sizeof(_address)); + return *this; +} + +IPAddress& IPAddress::operator=(uint32_t address) +{ + memcpy(_address, (const uint8_t *)&address, sizeof(_address)); + return *this; +} + +bool IPAddress::operator==(const uint8_t* addr) +{ + return memcmp(addr, _address, sizeof(_address)) == 0; +} + +size_t IPAddress::printTo(Print& p) const +{ + size_t n = 0; + for (int i =0; i < 3; i++) + { + n += p.print(_address[i], DEC); + n += p.print('.'); + } + n += p.print(_address[3], DEC); + return n; +} + diff --git a/cores/arduino/IPAddress.h b/cores/arduino/IPAddress.h new file mode 100644 index 0000000..2585aec --- /dev/null +++ b/cores/arduino/IPAddress.h @@ -0,0 +1,76 @@ +/* + * + * MIT License: + * Copyright (c) 2011 Adrian McEwen + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + * adrianm@mcqn.com 1/1/2011 + */ + +#ifndef IPAddress_h +#define IPAddress_h + +#include <Printable.h> + +// A class to make it easier to handle and pass around IP addresses + +class IPAddress : public Printable { +private: + uint8_t _address[4]; // IPv4 address + // Access the raw byte array containing the address. Because this returns a pointer + // to the internal structure rather than a copy of the address this function should only + // be used when you know that the usage of the returned uint8_t* will be transient and not + // stored. + uint8_t* raw_address() { return _address; }; + +public: + // Constructors + IPAddress(); + IPAddress(uint8_t first_octet, uint8_t second_octet, uint8_t third_octet, uint8_t fourth_octet); + IPAddress(uint32_t address); + IPAddress(const uint8_t *address); + + // Overloaded cast operator to allow IPAddress objects to be used where a pointer + // to a four-byte uint8_t array is expected + operator uint32_t() { return *((uint32_t*)_address); }; + bool operator==(const IPAddress& addr) { return (*((uint32_t*)_address)) == (*((uint32_t*)addr._address)); }; + bool operator==(const uint8_t* addr); + + // Overloaded index operator to allow getting and setting individual octets of the address + uint8_t operator[](int index) const { return _address[index]; }; + uint8_t& operator[](int index) { return _address[index]; }; + + // Overloaded copy operators to allow initialisation of IPAddress objects from other types + IPAddress& operator=(const uint8_t *address); + IPAddress& operator=(uint32_t address); + + virtual size_t printTo(Print& p) const; + + friend class EthernetClass; + friend class UDP; + friend class Client; + friend class Server; + friend class DhcpClass; + friend class DNSClient; +}; + +const IPAddress INADDR_NONE(0,0,0,0); + + +#endif diff --git a/cores/arduino/Platform.h b/cores/arduino/Platform.h new file mode 100644 index 0000000..8b8f742 --- /dev/null +++ b/cores/arduino/Platform.h @@ -0,0 +1,23 @@ + +#ifndef __PLATFORM_H__ +#define __PLATFORM_H__ + +#include <inttypes.h> +#include <avr/pgmspace.h> +#include <avr/eeprom.h> +#include <avr/interrupt.h> +#include <util/delay.h> + +typedef unsigned char u8; +typedef unsigned short u16; +typedef unsigned long u32; + +#include "Arduino.h" + +#if defined(USBCON) + #include "USBDesc.h" + #include "USBCore.h" + #include "USBAPI.h" +#endif /* if defined(USBCON) */ + +#endif diff --git a/cores/arduino/Print.h b/cores/arduino/Print.h index b092ae5..1af6b72 100755 --- a/cores/arduino/Print.h +++ b/cores/arduino/Print.h @@ -24,43 +24,55 @@ #include <stdio.h> // for size_t #include "WString.h" +#include "Printable.h" #define DEC 10 #define HEX 16 #define OCT 8 #define BIN 2 -#define BYTE 0 class Print { private: - void printNumber(unsigned long, uint8_t); - void printFloat(double, uint8_t); + int write_error; + size_t printNumber(unsigned long, uint8_t); + size_t printFloat(double, uint8_t); + protected: + void setWriteError(int err = 1) { write_error = err; } public: - virtual void write(uint8_t) = 0; - virtual void write(const char *str); - virtual void write(const uint8_t *buffer, size_t size); + Print() : write_error(0) {} + + int getWriteError() { return write_error; } + void clearWriteError() { setWriteError(0); } + + virtual size_t write(uint8_t) = 0; + size_t write(const char *str) { return write((const uint8_t *)str, strlen(str)); } + virtual size_t write(const uint8_t *buffer, size_t size); - void print(const String &); - void print(const char[]); - void print(char, int = BYTE); - void print(unsigned char, int = BYTE); - void print(int, int = DEC); - void print(unsigned int, int = DEC); - void print(long, int = DEC); - void print(unsigned long, int = DEC); - void print(double, int = 2); + size_t print(const __FlashStringHelper *); + size_t print(const String &); + size_t print(const char[]); + size_t print(char); + size_t print(unsigned char, int = DEC); + size_t print(int, int = DEC); + size_t print(unsigned int, int = DEC); + size_t print(long, int = DEC); + size_t print(unsigned long, int = DEC); + size_t print(double, int = 2); + size_t print(const Printable&); - void println(const String &s); - void println(const char[]); - void println(char, int = BYTE); - void println(unsigned char, int = BYTE); - void println(int, int = DEC); - void println(unsigned int, int = DEC); - void println(long, int = DEC); - void println(unsigned long, int = DEC); - void println(double, int = 2); - void println(void); + size_t println(const __FlashStringHelper *); + size_t println(const String &s); + size_t println(const char[]); + size_t println(char); + size_t println(unsigned char, int = DEC); + size_t println(int, int = DEC); + size_t println(unsigned int, int = DEC); + size_t println(long, int = DEC); + size_t println(unsigned long, int = DEC); + size_t println(double, int = 2); + size_t println(const Printable&); + size_t println(void); }; #endif diff --git a/cores/arduino/Printable.h b/cores/arduino/Printable.h new file mode 100644 index 0000000..d03c9af --- /dev/null +++ b/cores/arduino/Printable.h @@ -0,0 +1,40 @@ +/* + Printable.h - Interface class that allows printing of complex types + Copyright (c) 2011 Adrian McEwen. All right reserved. + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +*/ + +#ifndef Printable_h +#define Printable_h + +#include <new.h> + +class Print; + +/** The Printable class provides a way for new classes to allow themselves to be printed. + By deriving from Printable and implementing the printTo method, it will then be possible + for users to print out instances of this class by passing them into the usual + Print::print and Print::println methods. +*/ + +class Printable +{ + public: + virtual size_t printTo(Print& p) const = 0; +}; + +#endif + diff --git a/cores/arduino/Server.h b/cores/arduino/Server.h new file mode 100644 index 0000000..9674c76 --- /dev/null +++ b/cores/arduino/Server.h @@ -0,0 +1,9 @@ +#ifndef server_h +#define server_h + +class Server : public Print { +public: + virtual void begin() =0; +}; + +#endif diff --git a/cores/arduino/Stream.cpp b/cores/arduino/Stream.cpp new file mode 100644 index 0000000..a7d9d38 --- /dev/null +++ b/cores/arduino/Stream.cpp @@ -0,0 +1,243 @@ +/* + Stream.cpp - adds parsing methods to Stream class + Copyright (c) 2008 David A. Mellis. All right reserved. + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Created July 2011 + parsing functions based on TextFinder library by Michael Margolis + */ + +#include "Arduino.h" +#include "Stream.h" + +#define PARSE_TIMEOUT 1000 // default number of milli-seconds to wait +#define NO_SKIP_CHAR 1 // a magic char not found in a valid ASCII numeric field + +// private method to read stream with timeout +int Stream::timedRead() +{ + int c; + _startMillis = millis(); + do { + c = read(); + if (c >= 0) return c; + } while(millis() - _startMillis < _timeout); + return -1; // -1 indicates timeout +} + +// private method to peek stream with timeout +int Stream::timedPeek() +{ + int c; + _startMillis = millis(); + do { + c = peek(); + if (c >= 0) return c; + } while(millis() - _startMillis < _timeout); + return -1; // -1 indicates timeout +} + +// returns peek of the next digit in the stream or -1 if timeout +// discards non-numeric characters +int Stream::peekNextDigit() +{ + int c; + while (1) { + c = timedPeek(); + if (c < 0) return c; // timeout + if (c == '-') return c; + if (c >= '0' && c <= '9') return c; + read(); // discard non-numeric + } +} + +// Public Methods +////////////////////////////////////////////////////////////// + +void Stream::setTimeout(unsigned long timeout) // sets the maximum number of milliseconds to wait +{ + _timeout = timeout; +} + + // find returns true if the target string is found +bool Stream::find(char *target) +{ + return findUntil(target, NULL); +} + +// reads data from the stream until the target string of given length is found +// returns true if target string is found, false if timed out +bool Stream::find(char *target, size_t length) +{ + return findUntil(target, length, NULL, 0); +} + +// as find but search ends if the terminator string is found +bool Stream::findUntil(char *target, char *terminator) +{ + return findUntil(target, strlen(target), terminator, strlen(terminator)); +} + +// reads data from the stream until the target string of the given length is found +// search terminated if the terminator string is found +// returns true if target string is found, false if terminated or timed out +bool Stream::findUntil(char *target, size_t targetLen, char *terminator, size_t termLen) +{ + size_t index = 0; // maximum target string length is 64k bytes! + size_t termIndex = 0; + int c; + + if( *target == 0) + return true; // return true if target is a null string + while( (c = timedRead()) > 0){ + if( c == target[index]){ + //////Serial.print("found "); Serial.write(c); Serial.print("index now"); Serial.println(index+1); + if(++index >= targetLen){ // return true if all chars in the target match + return true; + } + } + else{ + index = 0; // reset index if any char does not match + } + if(termLen > 0 && c == terminator[termIndex]){ + if(++termIndex >= termLen) + return false; // return false if terminate string found before target string + } + else + termIndex = 0; + } + return false; +} + + +// returns the first valid (long) integer value from the current position. +// initial characters that are not digits (or the minus sign) are skipped +// function is terminated by the first character that is not a digit. +long Stream::parseInt() +{ + return parseInt(NO_SKIP_CHAR); // terminate on first non-digit character (or timeout) +} + +// as above but a given skipChar is ignored +// this allows format characters (typically commas) in values to be ignored +long Stream::parseInt(char skipChar) +{ + boolean isNegative = false; + long value = 0; + int c; + + c = peekNextDigit(); + // ignore non numeric leading characters + if(c < 0) + return 0; // zero returned if timeout + + do{ + if(c == skipChar) + ; // ignore this charactor + else if(c == '-') + isNegative = true; + else if(c >= '0' && c <= '9') // is c a digit? + value = value * 10 + c - '0'; + read(); // consume the character we got with peek + c = timedPeek(); + } + while( (c >= '0' && c <= '9') || c == skipChar ); + + if(isNegative) + value = -value; + return value; +} + + +// as parseInt but returns a floating point value +float Stream::parseFloat() +{ + return parseFloat(NO_SKIP_CHAR); +} + +// as above but the given skipChar is ignored +// this allows format characters (typically commas) in values to be ignored +float Stream::parseFloat(char skipChar){ + boolean isNegative = false; + boolean isFraction = false; + long value = 0; + char c; + float fraction = 1.0; + + c = peekNextDigit(); + // ignore non numeric leading characters + if(c < 0) + return 0; // zero returned if timeout + + do{ + if(c == skipChar) + ; // ignore + else if(c == '-') + isNegative = true; + else if (c == '.') + isFraction = true; + else if(c >= '0' && c <= '9') { // is c a digit? + value = value * 10 + c - '0'; + if(isFraction) + fraction *= 0.1; + } + read(); // consume the character we got with peek + c = timedPeek(); + } + while( (c >= '0' && c <= '9') || c == '.' || c == skipChar ); + + if(isNegative) + value = -value; + if(isFraction) + return value * fraction; + else + return value; +} + +// read characters from stream into buffer +// terminates if length characters have been read, null is detected or timeout (see setTimeout) +// returns the number of characters placed in the buffer (0 means no valid data found) +int Stream::readBytes( char *buffer, size_t length) +{ + return readBytesUntil( 0, buffer, length); +} + + +// as readBytes with terminator character +// terminates if length characters have been read, timeout, or if the terminator character detected +// returns the number of characters placed in the buffer (0 means no valid data found) + +int Stream::readBytesUntil( char terminator, char *buffer, size_t length) +{ + unsigned int index = 0; + *buffer = 0; + while(index < length-1 ){ + int c = timedRead(); + if( c <= 0 ){ + return 0; // timeout returns 0 ! + } + else if( c == terminator){ + buffer[index] = 0; // terminate the string + return index; // data got successfully + } + else{ + buffer[index++] = (char)c; + } + } + buffer[index] = 0; + return index; // here if buffer is full before detecting the terminator +} + diff --git a/cores/arduino/Stream.h b/cores/arduino/Stream.h index 93d8275..8f2de1e 100644 --- a/cores/arduino/Stream.h +++ b/cores/arduino/Stream.h @@ -15,6 +15,8 @@ You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + parsing functions based on TextFinder library by Michael Margolis */ #ifndef Stream_h @@ -23,13 +25,70 @@ #include <inttypes.h> #include "Print.h" +// compatability macros for testing +/* +#define getInt() parseInt() +#define getInt(skipChar) parseInt(skipchar) +#define getFloat() parseFloat() +#define getFloat(skipChar) parseFloat(skipChar) +#define getString( pre_string, post_string, buffer, length) +readBytesBetween( pre_string, terminator, buffer, length) +*/ + class Stream : public Print { + private: + unsigned long _timeout; // number of milliseconds to wait for the next char before aborting timed read + unsigned long _startMillis; // used for timeout measurement + int timedRead(); // private method to read stream with timeout + int timedPeek(); // private method to peek stream with timeout + int peekNextDigit(); // returns the next numeric digit in the stream or -1 if timeout + public: virtual int available() = 0; virtual int read() = 0; virtual int peek() = 0; virtual void flush() = 0; + + Stream() {_timeout=1000;} + +// parsing methods + + void setTimeout(unsigned long timeout); // sets maximum milliseconds to wait for stream data, default is 1 second + + bool find(char *target); // reads data from the stream until the target string is found + // returns true if target string is found, false if timed out (see setTimeout) + + bool find(char *target, size_t length); // reads data from the stream until the target string of given length is found + // returns true if target string is found, false if timed out + + bool findUntil(char *target, char *terminator); // as find but search ends if the terminator string is found + + bool findUntil(char *target, size_t targetLen, char *terminate, size_t termLen); // as above but search ends if the terminate string is found + + + long parseInt(); // returns the first valid (long) integer value from the current position. + // initial characters that are not digits (or the minus sign) are skipped + // integer is terminated by the first character that is not a digit. + + long parseInt(char skipChar); // as above but the given skipChar is ignored + // as above but the given skipChar is ignored + // this allows format characters (typically commas) in values to be ignored + + float parseFloat(); // float version of parseInt + + float parseFloat(char skipChar); // as above but the given skipChar is ignored + + int readBytes( char *buffer, size_t length); // read chars from stream into buffer + // terminates if length characters have been read or timeout (see setTimeout) + // returns the number of characters placed in the buffer (0 means no valid data found) + + int readBytesUntil( char terminator, char *buffer, size_t length); // as readBytes with terminator character + // terminates if length characters have been read, timeout, or if the terminator character detected + // returns the number of characters placed in the buffer (0 means no valid data found) + + // Arduino String functions to be added here + }; #endif diff --git a/cores/arduino/Tone.cpp b/cores/arduino/Tone.cpp index c3910e7..20eed3f 100755 --- a/cores/arduino/Tone.cpp +++ b/cores/arduino/Tone.cpp @@ -33,7 +33,7 @@ Version Modified By Date Comments #include <avr/interrupt.h> #include <avr/pgmspace.h> -#include "wiring.h" +#include "Arduino.h" #include "pins_arduino.h" #if defined(__AVR_ATmega8__) || defined(__AVR_ATmega128__) diff --git a/cores/arduino/USBAPI.h b/cores/arduino/USBAPI.h new file mode 100644 index 0000000..26a2032 --- /dev/null +++ b/cores/arduino/USBAPI.h @@ -0,0 +1,166 @@ + + +#ifndef __USBAPI__ +#define __USBAPI__ + +#if defined(USBCON) + +//================================================================================ +//================================================================================ +// USB + +class USB_ +{ +public: + USB_(); + bool configured(); + + void attach(); + void detach(); // Serial port goes down too... + void poll(); +}; +extern USB_ USB; + +//================================================================================ +//================================================================================ +// Serial over CDC (Serial1 is the physical port) + +class Serial_ : public Stream +{ +public: + void begin(uint16_t baud_count); + void end(void); + + virtual int available(void); + virtual int peek(void); + virtual int read(void); + virtual void flush(void); + virtual size_t write(uint8_t); +}; +extern Serial_ Serial; + +//================================================================================ +//================================================================================ +// Mouse + +#define MOUSE_LEFT 1 +#define MOUSE_RIGHT 2 +#define MOUSE_MIDDLE 4 +#define MOUSE_ALL (MOUSE_LEFT | MOUSE_RIGHT | MOUSE_MIDDLE) + +class Mouse_ +{ +private: + uint8_t _buttons; + void buttons(uint8_t b); +public: + Mouse_(); + void click(uint8_t b = MOUSE_LEFT); + void move(signed char x, signed char y, signed char wheel = 0); + void press(uint8_t b = MOUSE_LEFT); // press LEFT by default + void release(uint8_t b = MOUSE_LEFT); // release LEFT by default + bool isPressed(uint8_t b = MOUSE_ALL); // check all buttons by default +}; +extern Mouse_ Mouse; + +//================================================================================ +//================================================================================ +// Keyboard + +#define KEY_MODIFIER_LEFT_CTRL 0x01 +#define KEY_MODIFIER_LEFT_SHIFT 0x02 +#define KEY_MODIFIER_LEFT_ALT 0x04 +#define KEY_MODIFIER_LEFT_GUI 0x08 +#define KEY_MODIFIER_RIGHT_CTRL 0x010 +#define KEY_MODIFIER_RIGHT_SHIFT 0x020 +#define KEY_MODIFIER_RIGHT_ALT 0x040 +#define KEY_MODIFIER_RIGHT_GUI 0x080 + +// Low level key report: up to 6 keys and shift, ctrl etc at once +typedef struct +{ + uint8_t modifiers; + uint8_t reserved; + uint8_t keys[6]; +} KeyReport; + +// Map a character into a key report +// Called from Print to map text to keycodes +class KeyMap +{ +public: + virtual void charToKey(int c, KeyReport* keyReport) = 0; +}; + +// +class Keyboard_ : public Print +{ +private: + KeyMap* _keyMap; + void sendReport(KeyReport* keys); + void setKeyMap(KeyMap* keyMap); +public: + Keyboard_(); + virtual size_t write(uint8_t); +}; +extern Keyboard_ Keyboard; + +//================================================================================ +//================================================================================ +// Low level API + +typedef struct +{ + uint8_t bmRequestType; + uint8_t bRequest; + uint8_t wValueL; + uint8_t wValueH; + uint16_t wIndex; + uint16_t wLength; +} Setup; + +//================================================================================ +//================================================================================ +// HID 'Driver' + +int HID_GetInterface(uint8_t* interfaceNum); +int HID_GetDescriptor(int i); +bool HID_Setup(Setup& setup); +void HID_SendReport(uint8_t id, const void* data, int len); + +//================================================================================ +//================================================================================ +// MSC 'Driver' + +int MSC_GetInterface(uint8_t* interfaceNum); +int MSC_GetDescriptor(int i); +bool MSC_Setup(Setup& setup); +bool MSC_Data(uint8_t rx,uint8_t tx); + +//================================================================================ +//================================================================================ +// CSC 'Driver' + +int CDC_GetInterface(uint8_t* interfaceNum); +int CDC_GetDescriptor(int i); +bool CDC_Setup(Setup& setup); + +//================================================================================ +//================================================================================ + +#define TRANSFER_PGM 0x80 +#define TRANSFER_RELEASE 0x40 +#define TRANSFER_ZERO 0x20 + +int USB_SendControl(uint8_t flags, const void* d, int len); +int USB_RecvControl(void* d, int len); + +uint8_t USB_Available(uint8_t ep); +int USB_Send(uint8_t ep, const void* data, int len); // blocking +int USB_Recv(uint8_t ep, void* data, int len); // non-blocking +int USB_Recv(uint8_t ep); // non-blocking +void USB_Flush(uint8_t ep); + +#endif + +#endif /* if defined(USBCON) */
\ No newline at end of file diff --git a/cores/arduino/USBCore.cpp b/cores/arduino/USBCore.cpp new file mode 100644 index 0000000..398bc73 --- /dev/null +++ b/cores/arduino/USBCore.cpp @@ -0,0 +1,660 @@ + + +/* Copyright (c) 2010, Peter Barrett +** +** Permission to use, copy, modify, and/or distribute this software for +** any purpose with or without fee is hereby granted, provided that the +** above copyright notice and this permission notice appear in all copies. +** +** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL +** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR +** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES +** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +** SOFTWARE. +*/ + +#include "Platform.h" +#include "USBAPI.h" +#include "USBDesc.h" + +#if defined(USBCON) + +#define EP_TYPE_CONTROL 0x00 +#define EP_TYPE_BULK_IN 0x81 +#define EP_TYPE_BULK_OUT 0x80 +#define EP_TYPE_INTERRUPT_IN 0xC1 +#define EP_TYPE_INTERRUPT_OUT 0xC0 +#define EP_TYPE_ISOCHRONOUS_IN 0x41 +#define EP_TYPE_ISOCHRONOUS_OUT 0x40 + +/** Pulse generation counters to keep track of the number of milliseconds remaining for each pulse type */ +#define TX_RX_LED_PULSE_MS 100 +volatile u8 TxLEDPulse; /**< Milliseconds remaining for data Tx LED pulse */ +volatile u8 RxLEDPulse; /**< Milliseconds remaining for data Rx LED pulse */ + +//================================================================== +//================================================================== + +extern const u16 STRING_LANGUAGE[] PROGMEM; +extern const u16 STRING_IPRODUCT[] PROGMEM; +extern const u16 STRING_IMANUFACTURER[] PROGMEM; +extern const DeviceDescriptor USB_DeviceDescriptor PROGMEM; +extern const DeviceDescriptor USB_DeviceDescriptorA PROGMEM; + +const u16 STRING_LANGUAGE[2] = { + (3<<8) | (2+2), + 0x0409 // English +}; + +const u16 STRING_IPRODUCT[17] = { + (3<<8) | (2+2*16), +#if USB_PID == USB_PID_LEONARDO + 'A','r','d','u','i','n','o',' ','L','e','o','n','a','r','d','o' +#elif USB_PID == USB_PID_MICRO + 'A','r','d','u','i','n','o',' ','M','i','c','r','o',' ',' ',' ' +#endif +}; + +const u16 STRING_IMANUFACTURER[12] = { + (3<<8) | (2+2*11), + 'A','r','d','u','i','n','o',' ','L','L','C' +}; + +#ifdef CDC_ENABLED +#define DEVICE_CLASS 0x02 +#else +#define DEVICE_CLASS 0x00 +#endif + +// DEVICE DESCRIPTOR +const DeviceDescriptor USB_DeviceDescriptor = + D_DEVICE(0x00,0x00,0x00,64,USB_VID,USB_PID,0x100,IMANUFACTURER,IPRODUCT,0,1); + +const DeviceDescriptor USB_DeviceDescriptorA = + D_DEVICE(DEVICE_CLASS,0x00,0x00,64,USB_VID,USB_PID,0x100,IMANUFACTURER,IPRODUCT,0,1); + +//================================================================== +//================================================================== + +volatile u8 _usbConfiguration = 0; + +static inline void WaitIN(void) +{ + while (!(UEINTX & (1<<TXINI))); +} + +static inline void ClearIN(void) +{ + UEINTX = ~(1<<TXINI); +} + +static inline void WaitOUT(void) +{ + while (!(UEINTX & (1<<RXOUTI))) + ; +} + +static inline u8 WaitForINOrOUT() +{ + while (!(UEINTX & ((1<<TXINI)|(1<<RXOUTI)))) + ; + return (UEINTX & (1<<RXOUTI)) == 0; +} + +static inline void ClearOUT(void) +{ + UEINTX = ~(1<<RXOUTI); +} + +void Recv(volatile u8* data, u8 count) +{ + while (count--) + *data++ = UEDATX; + + RXLED1; // light the RX LED + RxLEDPulse = TX_RX_LED_PULSE_MS; +} + +static inline u8 Recv8() +{ + RXLED1; // light the RX LED + RxLEDPulse = TX_RX_LED_PULSE_MS; + + return UEDATX; +} + +static inline void Send8(u8 d) +{ + UEDATX = d; +} + +static inline void SetEP(u8 ep) +{ + UENUM = ep; +} + +static inline u8 FifoByteCount() +{ + return UEBCLX; +} + +static inline u8 ReceivedSetupInt() +{ + return UEINTX & (1<<RXSTPI); +} + +static inline void ClearSetupInt() +{ + UEINTX = ~((1<<RXSTPI) | (1<<RXOUTI) | (1<<TXINI)); +} + +static inline void Stall() +{ + UECONX = (1<<STALLRQ) | (1<<EPEN); +} + +static inline u8 ReadWriteAllowed() +{ + return UEINTX & (1<<RWAL); +} + +static inline u8 Stalled() +{ + return UEINTX & (1<<STALLEDI); +} + +static inline u8 FifoFree() +{ + return UEINTX & (1<<FIFOCON); +} + +static inline void ReleaseRX() +{ + UEINTX = 0x6B; // FIFOCON=0 NAKINI=1 RWAL=1 NAKOUTI=0 RXSTPI=1 RXOUTI=0 STALLEDI=1 TXINI=1 +} + +static inline void ReleaseTX() +{ + UEINTX = 0x3A; // FIFOCON=0 NAKINI=0 RWAL=1 NAKOUTI=1 RXSTPI=1 RXOUTI=0 STALLEDI=1 TXINI=0 +} + +static inline u8 FrameNumber() +{ + return UDFNUML; +} + +//================================================================== +//================================================================== + +u8 USBGetConfiguration(void) +{ + return _usbConfiguration; +} + +#define USB_RECV_TIMEOUT +class LockEP +{ + u8 _sreg; +public: + LockEP(u8 ep) : _sreg(SREG) + { + cli(); + SetEP(ep & 7); + } + ~LockEP() + { + SREG = _sreg; + } +}; + +// Number of bytes, assumes a rx endpoint +u8 USB_Available(u8 ep) +{ + LockEP lock(ep); + return FifoByteCount(); +} + +// Non Blocking receive +// Return number of bytes read +int USB_Recv(u8 ep, void* d, int len) +{ + if (!_usbConfiguration || len < 0) + return -1; + + LockEP lock(ep); + u8 n = FifoByteCount(); + len = min(n,len); + n = len; + u8* dst = (u8*)d; + while (n--) + *dst++ = Recv8(); + if (len && !FifoByteCount()) // release empty buffer + ReleaseRX(); + + return len; +} + +// Recv 1 byte if ready +int USB_Recv(u8 ep) +{ + u8 c; + if (USB_Recv(ep,&c,1) != 1) + return -1; + return c; +} + +// Space in send EP +u8 USB_SendSpace(u8 ep) +{ + LockEP lock(ep); + if (!ReadWriteAllowed()) + return 0; + return 64 - FifoByteCount(); +} + +// Blocking Send of data to an endpoint +int USB_Send(u8 ep, const void* d, int len) +{ + if (!_usbConfiguration) + return -1; + + int r = len; + const u8* data = (const u8*)d; + u8 zero = ep & TRANSFER_ZERO; + u8 timeout = 250; // 250ms timeout on send? TODO + while (len) + { + u8 n = USB_SendSpace(ep); + if (n == 0) + { + if (!(--timeout)) + return -1; + delay(1); + continue; + } + + if (n > len) + n = len; + len -= n; + { + LockEP lock(ep); + if (ep & TRANSFER_ZERO) + { + while (n--) + Send8(0); + } + else if (ep & TRANSFER_PGM) + { + while (n--) + Send8(pgm_read_byte(data++)); + } + else + { + while (n--) + Send8(*data++); + } + if (!ReadWriteAllowed() || ((len == 0) && (ep & TRANSFER_RELEASE))) // Release full buffer + ReleaseTX(); + } + } + TXLED1; // light the TX LED + TxLEDPulse = TX_RX_LED_PULSE_MS; + return r; +} + +extern const u8 _initEndpoints[] PROGMEM; +const u8 _initEndpoints[] = +{ + 0, + +#ifdef CDC_ENABLED + EP_TYPE_INTERRUPT_IN, // CDC_ENDPOINT_ACM + EP_TYPE_BULK_OUT, // CDC_ENDPOINT_OUT + EP_TYPE_BULK_IN, // CDC_ENDPOINT_IN +#endif + +#ifdef HID_ENABLED + EP_TYPE_INTERRUPT_IN // HID_ENDPOINT_INT +#endif +}; + +#define EP_SINGLE_64 0x32 // EP0 +#define EP_DOUBLE_64 0x36 // Other endpoints + +static +void InitEP(u8 index, u8 type, u8 size) +{ + UENUM = index; + UECONX = 1; + UECFG0X = type; + UECFG1X = size; +} + +static +void InitEndpoints() +{ + for (u8 i = 1; i < sizeof(_initEndpoints); i++) + { + UENUM = i; + UECONX = 1; + UECFG0X = pgm_read_byte(_initEndpoints+i); + UECFG1X = EP_DOUBLE_64; + } + UERST = 0x7E; // And reset them + UERST = 0; +} + +// Handle CLASS_INTERFACE requests +static +bool ClassInterfaceRequest(Setup& setup) +{ + u8 i = setup.wIndex; + +#ifdef CDC_ENABLED + if (CDC_ACM_INTERFACE == i) + return CDC_Setup(setup); +#endif + +#ifdef HID_ENABLED + if (HID_INTERFACE == i) + return HID_Setup(setup); +#endif + return false; +} + +int _cmark; +int _cend; +void InitControl(int end) +{ + SetEP(0); + _cmark = 0; + _cend = end; +} + +static +bool SendControl(u8 d) +{ + if (_cmark < _cend) + { + if (!WaitForINOrOUT()) + return false; + Send8(d); + if (!((_cmark + 1) & 0x3F)) + ClearIN(); // Fifo is full, release this packet + } + _cmark++; + return true; +}; + +// Clipped by _cmark/_cend +int USB_SendControl(u8 flags, const void* d, int len) +{ + int sent = len; + const u8* data = (const u8*)d; + bool pgm = flags & TRANSFER_PGM; + while (len--) + { + u8 c = pgm ? pgm_read_byte(data++) : *data++; + if (!SendControl(c)) + return -1; + } + return sent; +} + +// Does not timeout or cross fifo boundaries +// Will only work for transfers <= 64 bytes +// TODO +int USB_RecvControl(void* d, int len) +{ + WaitOUT(); + Recv((u8*)d,len); + ClearOUT(); + return len; +} + +int SendInterfaces() +{ + int total = 0; + u8 interfaces = 0; + +#ifdef CDC_ENABLED + total = CDC_GetInterface(&interfaces); +#endif + +#ifdef HID_ENABLED + total += HID_GetInterface(&interfaces); +#endif + + return interfaces; +} + +// Construct a dynamic configuration descriptor +// This really needs dynamic endpoint allocation etc +// TODO +static +bool SendConfiguration(int maxlen) +{ + // Count and measure interfaces + InitControl(0); + int interfaces = SendInterfaces(); + ConfigDescriptor config = D_CONFIG(_cmark + sizeof(ConfigDescriptor),interfaces); + + // Now send them + InitControl(maxlen); + USB_SendControl(0,&config,sizeof(ConfigDescriptor)); + SendInterfaces(); + return true; +} + +u8 _cdcComposite = 0; + +static +bool SendDescriptor(Setup& setup) +{ + u8 t = setup.wValueH; + if (USB_CONFIGURATION_DESCRIPTOR_TYPE == t) + return SendConfiguration(setup.wLength); + + InitControl(setup.wLength); +#ifdef HID_ENABLED + if (HID_REPORT_DESCRIPTOR_TYPE == t) + return HID_GetDescriptor(t); +#endif + + u8 desc_length = 0; + const u8* desc_addr = 0; + if (USB_DEVICE_DESCRIPTOR_TYPE == t) + { + if (setup.wLength == 8) + _cdcComposite = 1; + desc_addr = _cdcComposite ? (const u8*)&USB_DeviceDescriptorA : (const u8*)&USB_DeviceDescriptor; + } + else if (USB_STRING_DESCRIPTOR_TYPE == t) + { + if (setup.wValueL == 0) + desc_addr = (const u8*)&STRING_LANGUAGE; + else if (setup.wValueL == IPRODUCT) + desc_addr = (const u8*)&STRING_IPRODUCT; + else if (setup.wValueL == IMANUFACTURER) + desc_addr = (const u8*)&STRING_IMANUFACTURER; + else + return false; + } + + if (desc_addr == 0) + return false; + if (desc_length == 0) + desc_length = pgm_read_byte(desc_addr); + + USB_SendControl(TRANSFER_PGM,desc_addr,desc_length); + return true; +} + +// Endpoint 0 interrupt +ISR(USB_COM_vect) +{ + SetEP(0); + if (!ReceivedSetupInt()) + return; + + Setup setup; + Recv((u8*)&setup,8); + ClearSetupInt(); + + u8 requestType = setup.bmRequestType; + if (requestType & REQUEST_DEVICETOHOST) + WaitIN(); + else + ClearIN(); + + bool ok = true; + if (REQUEST_STANDARD == (requestType & REQUEST_TYPE)) + { + // Standard Requests + u8 r = setup.bRequest; + if (GET_STATUS == r) + { + Send8(0); // TODO + Send8(0); + } + else if (CLEAR_FEATURE == r) + { + } + else if (SET_FEATURE == r) + { + } + else if (SET_ADDRESS == r) + { + WaitIN(); + UDADDR = setup.wValueL | (1<<ADDEN); + } + else if (GET_DESCRIPTOR == r) + { + ok = SendDescriptor(setup); + } + else if (SET_DESCRIPTOR == r) + { + ok = false; + } + else if (GET_CONFIGURATION == r) + { + Send8(1); + } + else if (SET_CONFIGURATION == r) + { + if (REQUEST_DEVICE == (requestType & REQUEST_RECIPIENT)) + { + InitEndpoints(); + _usbConfiguration = setup.wValueL; + } else + ok = false; + } + else if (GET_INTERFACE == r) + { + } + else if (SET_INTERFACE == r) + { + } + } + else + { + InitControl(setup.wLength); // Max length of transfer + ok = ClassInterfaceRequest(setup); + } + + if (ok) + ClearIN(); + else + { + Stall(); + } +} + +void USB_Flush(u8 ep) +{ + SetEP(ep); + if (FifoByteCount()) + ReleaseTX(); +} + +// General interrupt +ISR(USB_GEN_vect) +{ + u8 udint = UDINT; + UDINT = 0; + + // End of Reset + if (udint & (1<<EORSTI)) + { + InitEP(0,EP_TYPE_CONTROL,EP_SINGLE_64); // init ep0 + _usbConfiguration = 0; // not configured yet + UEIENX = 1 << RXSTPE; // Enable interrupts for ep0 + } + + // Start of Frame - happens every millisecond so we use it for TX and RX LED one-shot timing, too + if (udint & (1<<SOFI)) + { +#ifdef CDC_ENABLED + USB_Flush(CDC_TX); // Send a tx frame if found +#endif + + // check whether the one-shot period has elapsed. if so, turn off the LED + if (TxLEDPulse && !(--TxLEDPulse)) + TXLED0; + if (RxLEDPulse && !(--RxLEDPulse)) + RXLED0; + } +} + +// VBUS or counting frames +// Any frame counting? +u8 USBConnected() +{ + u8 f = UDFNUML; + delay(3); + return f != UDFNUML; +} + +//======================================================================= +//======================================================================= + +USB_ USB; + +USB_::USB_() +{ +} + +void USB_::attach() +{ + _usbConfiguration = 0; + UHWCON = 0x01; // power internal reg + USBCON = (1<<USBE)|(1<<FRZCLK); // clock frozen, usb enabled + PLLCSR = 0x12; // Need 16 MHz xtal + while (!(PLLCSR & (1<<PLOCK))) // wait for lock pll + ; + USBCON = ((1<<USBE)|(1<<OTGPADE)); // start USB clock + UDIEN = (1<<EORSTE)|(1<<SOFE); // Enable interrupts for EOR (End of Reset) and SOF (start of frame) + UDCON = 0; // enable attach resistor + + TX_RX_LED_INIT; +} + +void USB_::detach() +{ +} + +// Check for interrupts +// TODO: VBUS detection +bool USB_::configured() +{ + return _usbConfiguration; +} + +void USB_::poll() +{ +} + +#endif /* if defined(USBCON) */
\ No newline at end of file diff --git a/cores/arduino/USBCore.h b/cores/arduino/USBCore.h new file mode 100644 index 0000000..8d13806 --- /dev/null +++ b/cores/arduino/USBCore.h @@ -0,0 +1,303 @@ + +// Copyright (c) 2010, Peter Barrett +/* +** Permission to use, copy, modify, and/or distribute this software for +** any purpose with or without fee is hereby granted, provided that the +** above copyright notice and this permission notice appear in all copies. +** +** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL +** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR +** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES +** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +** SOFTWARE. +*/ + +#ifndef __USBCORE_H__ +#define __USBCORE_H__ + +// Standard requests +#define GET_STATUS 0 +#define CLEAR_FEATURE 1 +#define SET_FEATURE 3 +#define SET_ADDRESS 5 +#define GET_DESCRIPTOR 6 +#define SET_DESCRIPTOR 7 +#define GET_CONFIGURATION 8 +#define SET_CONFIGURATION 9 +#define GET_INTERFACE 10 +#define SET_INTERFACE 11 + + +// bmRequestType +#define REQUEST_HOSTTODEVICE 0x00 +#define REQUEST_DEVICETOHOST 0x80 +#define REQUEST_DIRECTION 0x80 + +#define REQUEST_STANDARD 0x00 +#define REQUEST_CLASS 0x20 +#define REQUEST_VENDOR 0x40 +#define REQUEST_TYPE 0x60 + +#define REQUEST_DEVICE 0x00 +#define REQUEST_INTERFACE 0x01 +#define REQUEST_ENDPOINT 0x02 +#define REQUEST_OTHER 0x03 +#define REQUEST_RECIPIENT 0x03 + +#define REQUEST_DEVICETOHOST_CLASS_INTERFACE (REQUEST_DEVICETOHOST + REQUEST_CLASS + REQUEST_INTERFACE) +#define REQUEST_HOSTTODEVICE_CLASS_INTERFACE (REQUEST_HOSTTODEVICE + REQUEST_CLASS + REQUEST_INTERFACE) + +// Class requests + +#define CDC_SET_LINE_CODING 0x20 +#define CDC_GET_LINE_CODING 0x21 +#define CDC_SET_CONTROL_LINE_STATE 0x22 + +#define MSC_RESET 0xFF +#define MSC_GET_MAX_LUN 0xFE + +#define HID_GET_REPORT 0x01 +#define HID_GET_IDLE 0x02 +#define HID_GET_PROTOCOL 0x03 +#define HID_SET_REPORT 0x09 +#define HID_SET_IDLE 0x0A +#define HID_SET_PROTOCOL 0x0B + +// Descriptors + +#define USB_DEVICE_DESC_SIZE 18 +#define USB_CONFIGUARTION_DESC_SIZE 9 +#define USB_INTERFACE_DESC_SIZE 9 +#define USB_ENDPOINT_DESC_SIZE 7 + +#define USB_DEVICE_DESCRIPTOR_TYPE 1 +#define USB_CONFIGURATION_DESCRIPTOR_TYPE 2 +#define USB_STRING_DESCRIPTOR_TYPE 3 +#define USB_INTERFACE_DESCRIPTOR_TYPE 4 +#define USB_ENDPOINT_DESCRIPTOR_TYPE 5 + +#define USB_DEVICE_CLASS_COMMUNICATIONS 0x02 +#define USB_DEVICE_CLASS_HUMAN_INTERFACE 0x03 +#define USB_DEVICE_CLASS_STORAGE 0x08 +#define USB_DEVICE_CLASS_VENDOR_SPECIFIC 0xFF + +#define USB_CONFIG_POWERED_MASK 0x40 +#define USB_CONFIG_BUS_POWERED 0x80 +#define USB_CONFIG_SELF_POWERED 0xC0 +#define USB_CONFIG_REMOTE_WAKEUP 0x20 + +// bMaxPower in Configuration Descriptor +#define USB_CONFIG_POWER_MA(mA) ((mA)/2) + +// bEndpointAddress in Endpoint Descriptor +#define USB_ENDPOINT_DIRECTION_MASK 0x80 +#define USB_ENDPOINT_OUT(addr) ((addr) | 0x00) +#define USB_ENDPOINT_IN(addr) ((addr) | 0x80) + +#define USB_ENDPOINT_TYPE_MASK 0x03 +#define USB_ENDPOINT_TYPE_CONTROL 0x00 +#define USB_ENDPOINT_TYPE_ISOCHRONOUS 0x01 +#define USB_ENDPOINT_TYPE_BULK 0x02 +#define USB_ENDPOINT_TYPE_INTERRUPT 0x03 + +#define TOBYTES(x) ((x) & 0xFF),(((x) >> 8) & 0xFF) + +#define CDC_V1_10 0x0110 +#define CDC_COMMUNICATION_INTERFACE_CLASS 0x02 + +#define CDC_CALL_MANAGEMENT 0x01 +#define CDC_ABSTRACT_CONTROL_MODEL 0x02 +#define CDC_HEADER 0x00 +#define CDC_ABSTRACT_CONTROL_MANAGEMENT 0x02 +#define CDC_UNION 0x06 +#define CDC_CS_INTERFACE 0x24 +#define CDC_CS_ENDPOINT 0x25 +#define CDC_DATA_INTERFACE_CLASS 0x0A + +#define MSC_SUBCLASS_SCSI 0x06 +#define MSC_PROTOCOL_BULK_ONLY 0x50 + +#define HID_HID_DESCRIPTOR_TYPE 0x21 +#define HID_REPORT_DESCRIPTOR_TYPE 0x22 +#define HID_PHYSICAL_DESCRIPTOR_TYPE 0x23 + + +// Device +typedef struct { + u8 len; // 18 + u8 dtype; // 1 USB_DEVICE_DESCRIPTOR_TYPE + u16 usbVersion; // 0x200 + u8 deviceClass; + u8 deviceSubClass; + u8 deviceProtocol; + u8 packetSize0; // Packet 0 + u16 idVendor; + u16 idProduct; + u16 deviceVersion; // 0x100 + u8 iManufacturer; + u8 iProduct; + u8 iSerialNumber; + u8 bNumConfigurations; +} DeviceDescriptor; + +// Config +typedef struct { + u8 len; // 9 + u8 dtype; // 2 + u16 clen; // total length + u8 numInterfaces; + u8 config; + u8 iconfig; + u8 attributes; + u8 maxPower; +} ConfigDescriptor; + +// String + +// Interface +typedef struct +{ + u8 len; // 9 + u8 dtype; // 4 + u8 number; + u8 alternate; + u8 numEndpoints; + u8 interfaceClass; + u8 interfaceSubClass; + u8 protocol; + u8 iInterface; +} InterfaceDescriptor; + +// Endpoint +typedef struct +{ + u8 len; // 7 + u8 dtype; // 5 + u8 addr; + u8 attr; + u16 packetSize; + u8 interval; +} EndpointDescriptor; + +// Interface Association Descriptor +// Used to bind 2 interfaces together in CDC compostite device +typedef struct +{ + u8 len; // 8 + u8 dtype; // 11 + u8 firstInterface; + u8 interfaceCount; + u8 functionClass; + u8 funtionSubClass; + u8 functionProtocol; + u8 iInterface; +} IADDescriptor; + +// CDC CS interface descriptor +typedef struct +{ + u8 len; // 5 + u8 dtype; // 0x24 + u8 subtype; + u8 d0; + u8 d1; +} CDCCSInterfaceDescriptor; + +typedef struct +{ + u8 len; // 4 + u8 dtype; // 0x24 + u8 subtype; + u8 d0; +} CDCCSInterfaceDescriptor4; + +typedef struct +{ + u8 len; + u8 dtype; // 0x24 + u8 subtype; // 1 + u8 bmCapabilities; + u8 bDataInterface; +} CMFunctionalDescriptor; + +typedef struct +{ + u8 len; + u8 dtype; // 0x24 + u8 subtype; // 1 + u8 bmCapabilities; +} ACMFunctionalDescriptor; + +typedef struct +{ + // IAD + IADDescriptor iad; // Only needed on compound device + + // Control + InterfaceDescriptor cif; // + CDCCSInterfaceDescriptor header; + CMFunctionalDescriptor callManagement; // Call Management + ACMFunctionalDescriptor controlManagement; // ACM + CDCCSInterfaceDescriptor functionalDescriptor; // CDC_UNION + EndpointDescriptor cifin; + + // Data + InterfaceDescriptor dif; + EndpointDescriptor in; + EndpointDescriptor out; +} CDCDescriptor; + +typedef struct +{ + InterfaceDescriptor msc; + EndpointDescriptor in; + EndpointDescriptor out; +} MSCDescriptor; + +typedef struct +{ + u8 len; // 9 + u8 dtype; // 0x21 + u8 addr; + u8 versionL; // 0x101 + u8 versionH; // 0x101 + u8 country; + u8 desctype; // 0x22 report + u8 descLenL; + u8 descLenH; +} HIDDescDescriptor; + +typedef struct +{ + InterfaceDescriptor hid; + HIDDescDescriptor desc; + EndpointDescriptor in; +} HIDDescriptor; + + +#define D_DEVICE(_class,_subClass,_proto,_packetSize0,_vid,_pid,_version,_im,_ip,_is,_configs) \ + { 18, 1, 0x200, _class,_subClass,_proto,_packetSize0,_vid,_pid,_version,_im,_ip,_is,_configs } + +#define D_CONFIG(_totalLength,_interfaces) \ + { 9, 2, _totalLength,_interfaces, 1, 0, USB_CONFIG_BUS_POWERED, USB_CONFIG_POWER_MA(500) } + +#define D_INTERFACE(_n,_numEndpoints,_class,_subClass,_protocol) \ + { 9, 4, _n, 0, _numEndpoints, _class,_subClass, _protocol, 0 } + +#define D_ENDPOINT(_addr,_attr,_packetSize, _interval) \ + { 7, 5, _addr,_attr,_packetSize, _interval } + +#define D_IAD(_firstInterface, _count, _class, _subClass, _protocol) \ + { 8, 11, _firstInterface, _count, _class, _subClass, _protocol, 0 } + +#define D_HIDREPORT(_descriptorLength) \ + { 9, 0x21, 0x1, 0x1, 0, 1, 0x22, _descriptorLength, 0 } + +#define D_CDCCS(_subtype,_d0,_d1) { 5, 0x24, _subtype, _d0, _d1 } +#define D_CDCCS4(_subtype,_d0) { 4, 0x24, _subtype, _d0 } + + +#endif
\ No newline at end of file diff --git a/cores/arduino/USBDesc.h b/cores/arduino/USBDesc.h new file mode 100644 index 0000000..549ed9e --- /dev/null +++ b/cores/arduino/USBDesc.h @@ -0,0 +1,67 @@ + + +/* Copyright (c) 2011, Peter Barrett +** +** Permission to use, copy, modify, and/or distribute this software for +** any purpose with or without fee is hereby granted, provided that the +** above copyright notice and this permission notice appear in all copies. +** +** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL +** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR +** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES +** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +** SOFTWARE. +*/ + +#define CDC_ENABLED +#define HID_ENABLED + + +#ifdef CDC_ENABLED +#define CDC_INTERFACE_COUNT 2 +#define CDC_ENPOINT_COUNT 3 +#else +#define CDC_INTERFACE_COUNT 0 +#define CDC_ENPOINT_COUNT 0 +#endif + +#ifdef HID_ENABLED +#define HID_INTERFACE_COUNT 1 +#define HID_ENPOINT_COUNT 1 +#else +#define HID_INTERFACE_COUNT 0 +#define HID_ENPOINT_COUNT 0 +#endif + +#define CDC_ACM_INTERFACE 0 // CDC ACM +#define CDC_DATA_INTERFACE 1 // CDC Data +#define CDC_FIRST_ENDPOINT 1 +#define CDC_ENDPOINT_ACM (CDC_FIRST_ENDPOINT) // CDC First +#define CDC_ENDPOINT_OUT (CDC_FIRST_ENDPOINT+1) +#define CDC_ENDPOINT_IN (CDC_FIRST_ENDPOINT+2) + +#define HID_INTERFACE (CDC_ACM_INTERFACE + CDC_INTERFACE_COUNT) // HID Interface +#define HID_FIRST_ENDPOINT (CDC_FIRST_ENDPOINT + CDC_ENPOINT_COUNT) +#define HID_ENDPOINT_INT (HID_FIRST_ENDPOINT) + +#define INTERFACE_COUNT (MSC_INTERFACE + MSC_INTERFACE_COUNT) + +#ifdef CDC_ENABLED +#define CDC_RX CDC_ENDPOINT_OUT +#define CDC_TX CDC_ENDPOINT_IN +#endif + +#ifdef HID_ENABLED +#define HID_TX HID_ENDPOINT_INT +#endif + +#define IMANUFACTURER 1 +#define IPRODUCT 2 +#define USB_PID_LEONARDO 0x0034 +#define USB_PID_MICRO 0x0035 +#define USB_VID 0x2341 // arduino LLC vid +#define USB_PID ARDUINO_MODEL_USB_PID + diff --git a/cores/arduino/Udp.h b/cores/arduino/Udp.h new file mode 100644 index 0000000..dc5644b --- /dev/null +++ b/cores/arduino/Udp.h @@ -0,0 +1,88 @@ +/* + * Udp.cpp: Library to send/receive UDP packets. + * + * NOTE: UDP is fast, but has some important limitations (thanks to Warren Gray for mentioning these) + * 1) UDP does not guarantee the order in which assembled UDP packets are received. This + * might not happen often in practice, but in larger network topologies, a UDP + * packet can be received out of sequence. + * 2) UDP does not guard against lost packets - so packets *can* disappear without the sender being + * aware of it. Again, this may not be a concern in practice on small local networks. + * For more information, see http://www.cafeaulait.org/course/week12/35.html + * + * MIT License: + * Copyright (c) 2008 Bjoern Hartmann + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + * bjoern@cs.stanford.edu 12/30/2008 + */ + +#ifndef udp_h +#define udp_h + +#include <Stream.h> +#include <IPAddress.h> + +class UDP : public Stream { + +public: + virtual uint8_t begin(uint16_t) =0; // initialize, start listening on specified port. Returns 1 if successful, 0 if there are no sockets available to use + virtual void stop() =0; // Finish with the UDP socket + + // Sending UDP packets + + // Start building up a packet to send to the remote host specific in ip and port + // Returns 1 if successful, 0 if there was a problem with the supplied IP address or port + virtual int beginPacket(IPAddress ip, uint16_t port) =0; + // Start building up a packet to send to the remote host specific in host and port + // Returns 1 if successful, 0 if there was a problem resolving the hostname or port + virtual int beginPacket(const char *host, uint16_t port) =0; + // Finish off this packet and send it + // Returns 1 if the packet was sent successfully, 0 if there was an error + virtual int endPacket() =0; + // Write a single byte into the packet + virtual size_t write(uint8_t) =0; + // Write size bytes from buffer into the packet + virtual size_t write(const uint8_t *buffer, size_t size) =0; + + // Start processing the next available incoming packet + // Returns the size of the packet in bytes, or 0 if no packets are available + virtual int parsePacket() =0; + // Number of bytes remaining in the current packet + virtual int available() =0; + // Read a single byte from the current packet + virtual int read() =0; + // Read up to len bytes from the current packet and place them into buffer + // Returns the number of bytes read, or 0 if none are available + virtual int read(unsigned char* buffer, size_t len) =0; + // Read up to len characters from the current packet and place them into buffer + // Returns the number of characters read, or 0 if none are available + virtual int read(char* buffer, size_t len) =0; + // Return the next byte from the current packet without moving on to the next byte + virtual int peek() =0; + virtual void flush() =0; // Finish reading the current packet + + // Return the IP address of the host who sent the current incoming packet + virtual IPAddress remoteIP() =0; + // Return the port of the host who sent the current incoming packet + virtual uint16_t remotePort() =0; +protected: + uint8_t* rawIPAddress(IPAddress& addr) { return addr.raw_address(); }; +}; + +#endif diff --git a/cores/arduino/WConstants.h b/cores/arduino/WConstants.h deleted file mode 100644 index 3e19ac4..0000000 --- a/cores/arduino/WConstants.h +++ /dev/null @@ -1 +0,0 @@ -#include "wiring.h" diff --git a/cores/arduino/WInterrupts.c b/cores/arduino/WInterrupts.c index 3b3e0c9..75c713b 100755 --- a/cores/arduino/WInterrupts.c +++ b/cores/arduino/WInterrupts.c @@ -30,7 +30,6 @@ #include <avr/pgmspace.h> #include <stdio.h> -#include "WConstants.h" #include "wiring_private.h" volatile static voidFuncPtr intFunc[EXTERNAL_NUM_INTERRUPTS]; diff --git a/cores/arduino/WProgram.h b/cores/arduino/WProgram.h deleted file mode 100755 index f73e760..0000000 --- a/cores/arduino/WProgram.h +++ /dev/null @@ -1,63 +0,0 @@ -#ifndef WProgram_h -#define WProgram_h - -#include <stdlib.h> -#include <string.h> -#include <math.h> - -#include <avr/interrupt.h> - -#include "wiring.h" - -#ifdef __cplusplus -#include "WCharacter.h" -#include "WString.h" -#include "HardwareSerial.h" - -uint16_t makeWord(uint16_t w); -uint16_t makeWord(byte h, byte l); - -#define word(...) makeWord(__VA_ARGS__) - -unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout = 1000000L); - -void tone(uint8_t _pin, unsigned int frequency, unsigned long duration = 0); -void noTone(uint8_t _pin); - -// WMath prototypes -long random(long); -long random(long, long); -void randomSeed(unsigned int); -long map(long, long, long, long, long); - -#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) -const static uint8_t A0 = 54; -const static uint8_t A1 = 55; -const static uint8_t A2 = 56; -const static uint8_t A3 = 57; -const static uint8_t A4 = 58; -const static uint8_t A5 = 59; -const static uint8_t A6 = 60; -const static uint8_t A7 = 61; -const static uint8_t A8 = 62; -const static uint8_t A9 = 63; -const static uint8_t A10 = 64; -const static uint8_t A11 = 65; -const static uint8_t A12 = 66; -const static uint8_t A13 = 67; -const static uint8_t A14 = 68; -const static uint8_t A15 = 69; -#else -const static uint8_t A0 = 14; -const static uint8_t A1 = 15; -const static uint8_t A2 = 16; -const static uint8_t A3 = 17; -const static uint8_t A4 = 18; -const static uint8_t A5 = 19; -const static uint8_t A6 = 20; -const static uint8_t A7 = 21; -#endif - -#endif - -#endif
\ No newline at end of file diff --git a/cores/arduino/WString.cpp b/cores/arduino/WString.cpp index db5a441..ad8d828 100644 --- a/cores/arduino/WString.cpp +++ b/cores/arduino/WString.cpp @@ -1,6 +1,8 @@ /* WString.cpp - String library for Wiring & Arduino + ...mostly rewritten by Paul Stoffregen... Copyright (c) 2009-10 Hernando Barragan. All rights reserved. + Copyright 2011, Paul Stoffregen, paul@pjrc.com This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public @@ -17,427 +19,627 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -#include <stdlib.h> -#include "WProgram.h" #include "WString.h" -String::String( const char *value ) +/*********************************************/ +/* Constructors */ +/*********************************************/ + +String::String(const char *cstr) { - if ( value == NULL ) - value = ""; - getBuffer( _length = strlen( value ) ); - if ( _buffer != NULL ) - strcpy( _buffer, value ); + init(); + if (cstr) copy(cstr, strlen(cstr)); } -String::String( const String &value ) +String::String(const String &value) { - getBuffer( _length = value._length ); - if ( _buffer != NULL ) - strcpy( _buffer, value._buffer ); + init(); + *this = value; } -String::String( const char value ) +#ifdef __GXX_EXPERIMENTAL_CXX0X__ +String::String(String &&rval) { - _length = 1; - getBuffer(1); - if ( _buffer != NULL ) { - _buffer[0] = value; - _buffer[1] = 0; - } + init(); + move(rval); } - -String::String( const unsigned char value ) +String::String(StringSumHelper &&rval) { - _length = 1; - getBuffer(1); - if ( _buffer != NULL) { - _buffer[0] = value; - _buffer[1] = 0; - } + init(); + move(rval); } +#endif -String::String( const int value, const int base ) +String::String(char c) { - char buf[33]; - itoa((signed long)value, buf, base); - getBuffer( _length = strlen(buf) ); - if ( _buffer != NULL ) - strcpy( _buffer, buf ); + init(); + char buf[2]; + buf[0] = c; + buf[1] = 0; + *this = buf; } -String::String( const unsigned int value, const int base ) +String::String(unsigned char value, unsigned char base) { - char buf[33]; - ultoa((unsigned long)value, buf, base); - getBuffer( _length = strlen(buf) ); - if ( _buffer != NULL ) - strcpy( _buffer, buf ); + init(); + char buf[9]; + utoa(value, buf, base); + *this = buf; } -String::String( const long value, const int base ) +String::String(int value, unsigned char base) { - char buf[33]; - ltoa(value, buf, base); - getBuffer( _length = strlen(buf) ); - if ( _buffer != NULL ) - strcpy( _buffer, buf ); + init(); + char buf[18]; + itoa(value, buf, base); + *this = buf; } -String::String( const unsigned long value, const int base ) +String::String(unsigned int value, unsigned char base) { - char buf[33]; - ultoa(value, buf, 10); - getBuffer( _length = strlen(buf) ); - if ( _buffer != NULL ) - strcpy( _buffer, buf ); + init(); + char buf[17]; + utoa(value, buf, base); + *this = buf; } -char String::charAt( unsigned int loc ) const +String::String(long value, unsigned char base) { - return operator[]( loc ); + init(); + char buf[34]; + ltoa(value, buf, base); + *this = buf; } -void String::setCharAt( unsigned int loc, const char aChar ) +String::String(unsigned long value, unsigned char base) { - if(_buffer == NULL) return; - if(_length > loc) { - _buffer[loc] = aChar; - } + init(); + char buf[33]; + ultoa(value, buf, base); + *this = buf; } -int String::compareTo( const String &s2 ) const +String::~String() { - return strcmp( _buffer, s2._buffer ); + free(buffer); } -const String & String::concat( const String &s2 ) +/*********************************************/ +/* Memory Management */ +/*********************************************/ + +inline void String::init(void) { - return (*this) += s2; + buffer = NULL; + capacity = 0; + len = 0; + flags = 0; } -const String & String::operator=( const String &rhs ) +void String::invalidate(void) { - if ( this == &rhs ) - return *this; - - if ( rhs._length > _length ) - { - free(_buffer); - getBuffer( rhs._length ); - } - - if ( _buffer != NULL ) { - _length = rhs._length; - strcpy( _buffer, rhs._buffer ); - } - return *this; + if (buffer) free(buffer); + buffer = NULL; + capacity = len = 0; } -//const String & String::operator+=( const char aChar ) -//{ -// if ( _length == _capacity ) -// doubleBuffer(); -// -// _buffer[ _length++ ] = aChar; -// _buffer[ _length ] = '\0'; -// return *this; -//} +unsigned char String::reserve(unsigned int size) +{ + if (buffer && capacity >= size) return 1; + if (changeBuffer(size)) { + if (len == 0) buffer[0] = 0; + return 1; + } + return 0; +} -const String & String::operator+=( const String &other ) +unsigned char String::changeBuffer(unsigned int maxStrLen) { - _length += other._length; - if ( _length > _capacity ) - { - char *temp = (char *)realloc(_buffer, _length + 1); - if ( temp != NULL ) { - _buffer = temp; - _capacity = _length; - } else { - _length -= other._length; - return *this; - } - } - strcat( _buffer, other._buffer ); - return *this; + char *newbuffer = (char *)realloc(buffer, maxStrLen + 1); + if (newbuffer) { + buffer = newbuffer; + capacity = maxStrLen; + return 1; + } + return 0; } +/*********************************************/ +/* Copy and Move */ +/*********************************************/ -int String::operator==( const String &rhs ) const +String & String::copy(const char *cstr, unsigned int length) { - return ( _length == rhs._length && strcmp( _buffer, rhs._buffer ) == 0 ); + if (!reserve(length)) { + invalidate(); + return *this; + } + len = length; + strcpy(buffer, cstr); + return *this; } -int String::operator!=( const String &rhs ) const +#ifdef __GXX_EXPERIMENTAL_CXX0X__ +void String::move(String &rhs) { - return ( _length != rhs.length() || strcmp( _buffer, rhs._buffer ) != 0 ); + if (buffer) { + if (capacity >= rhs.len) { + strcpy(buffer, rhs.buffer); + len = rhs.len; + rhs.len = 0; + return; + } else { + free(buffer); + } + } + buffer = rhs.buffer; + capacity = rhs.capacity; + len = rhs.len; + rhs.buffer = NULL; + rhs.capacity = 0; + rhs.len = 0; } +#endif -int String::operator<( const String &rhs ) const +String & String::operator = (const String &rhs) { - return strcmp( _buffer, rhs._buffer ) < 0; + if (this == &rhs) return *this; + + if (rhs.buffer) copy(rhs.buffer, rhs.len); + else invalidate(); + + return *this; } -int String::operator>( const String &rhs ) const +#ifdef __GXX_EXPERIMENTAL_CXX0X__ +String & String::operator = (String &&rval) { - return strcmp( _buffer, rhs._buffer ) > 0; + if (this != &rval) move(rval); + return *this; } -int String::operator<=( const String &rhs ) const +String & String::operator = (StringSumHelper &&rval) { - return strcmp( _buffer, rhs._buffer ) <= 0; + if (this != &rval) move(rval); + return *this; } +#endif -int String::operator>=( const String & rhs ) const +String & String::operator = (const char *cstr) { - return strcmp( _buffer, rhs._buffer ) >= 0; + if (cstr) copy(cstr, strlen(cstr)); + else invalidate(); + + return *this; } -char & String::operator[]( unsigned int index ) +/*********************************************/ +/* concat */ +/*********************************************/ + +unsigned char String::concat(const String &s) { - static char dummy_writable_char; - if (index >= _length || !_buffer) { - dummy_writable_char = 0; - return dummy_writable_char; - } - return _buffer[ index ]; + return concat(s.buffer, s.len); } -char String::operator[]( unsigned int index ) const +unsigned char String::concat(const char *cstr, unsigned int length) { - // need to check for valid index, to do later - return _buffer[ index ]; + unsigned int newlen = len + length; + if (!cstr) return 0; + if (length == 0) return 1; + if (!reserve(newlen)) return 0; + strcpy(buffer + len, cstr); + len = newlen; + return 1; } -boolean String::endsWith( const String &s2 ) const +unsigned char String::concat(const char *cstr) { - if ( _length < s2._length ) - return 0; - - return strcmp( &_buffer[ _length - s2._length], s2._buffer ) == 0; + if (!cstr) return 0; + return concat(cstr, strlen(cstr)); } -boolean String::equals( const String &s2 ) const +unsigned char String::concat(char c) { - return ( _length == s2._length && strcmp( _buffer,s2._buffer ) == 0 ); + char buf[2]; + buf[0] = c; + buf[1] = 0; + return concat(buf, 1); } -boolean String::equalsIgnoreCase( const String &s2 ) const +unsigned char String::concat(unsigned char num) { - if ( this == &s2 ) - return true; //1; - else if ( _length != s2._length ) - return false; //0; + char buf[4]; + itoa(num, buf, 10); + return concat(buf, strlen(buf)); +} - return strcmp(toLowerCase()._buffer, s2.toLowerCase()._buffer) == 0; +unsigned char String::concat(int num) +{ + char buf[7]; + itoa(num, buf, 10); + return concat(buf, strlen(buf)); } -String String::replace( char findChar, char replaceChar ) +unsigned char String::concat(unsigned int num) { - if ( _buffer == NULL ) return *this; - String theReturn = _buffer; - char* temp = theReturn._buffer; - while( (temp = strchr( temp, findChar )) != 0 ) - *temp = replaceChar; + char buf[6]; + utoa(num, buf, 10); + return concat(buf, strlen(buf)); +} - return theReturn; +unsigned char String::concat(long num) +{ + char buf[12]; + ltoa(num, buf, 10); + return concat(buf, strlen(buf)); } -String String::replace( const String& match, const String& replace ) +unsigned char String::concat(unsigned long num) { - if ( _buffer == NULL ) return *this; - String temp = _buffer, newString; + char buf[11]; + ultoa(num, buf, 10); + return concat(buf, strlen(buf)); +} + +/*********************************************/ +/* Concatenate */ +/*********************************************/ - int loc; - while ( (loc = temp.indexOf( match )) != -1 ) - { - newString += temp.substring( 0, loc ); - newString += replace; - temp = temp.substring( loc + match._length ); - } - newString += temp; - return newString; +StringSumHelper & operator + (const StringSumHelper &lhs, const String &rhs) +{ + StringSumHelper &a = const_cast<StringSumHelper&>(lhs); + if (!a.concat(rhs.buffer, rhs.len)) a.invalidate(); + return a; } -int String::indexOf( char temp ) const +StringSumHelper & operator + (const StringSumHelper &lhs, const char *cstr) { - return indexOf( temp, 0 ); + StringSumHelper &a = const_cast<StringSumHelper&>(lhs); + if (!cstr || !a.concat(cstr, strlen(cstr))) a.invalidate(); + return a; } -int String::indexOf( char ch, unsigned int fromIndex ) const +StringSumHelper & operator + (const StringSumHelper &lhs, char c) { - if ( fromIndex >= _length ) - return -1; + StringSumHelper &a = const_cast<StringSumHelper&>(lhs); + if (!a.concat(c)) a.invalidate(); + return a; +} - const char* temp = strchr( &_buffer[fromIndex], ch ); - if ( temp == NULL ) - return -1; +StringSumHelper & operator + (const StringSumHelper &lhs, unsigned char num) +{ + StringSumHelper &a = const_cast<StringSumHelper&>(lhs); + if (!a.concat(num)) a.invalidate(); + return a; +} - return temp - _buffer; +StringSumHelper & operator + (const StringSumHelper &lhs, int num) +{ + StringSumHelper &a = const_cast<StringSumHelper&>(lhs); + if (!a.concat(num)) a.invalidate(); + return a; } -int String::indexOf( const String &s2 ) const +StringSumHelper & operator + (const StringSumHelper &lhs, unsigned int num) { - return indexOf( s2, 0 ); + StringSumHelper &a = const_cast<StringSumHelper&>(lhs); + if (!a.concat(num)) a.invalidate(); + return a; } -int String::indexOf( const String &s2, unsigned int fromIndex ) const +StringSumHelper & operator + (const StringSumHelper &lhs, long num) { - if ( fromIndex >= _length ) - return -1; + StringSumHelper &a = const_cast<StringSumHelper&>(lhs); + if (!a.concat(num)) a.invalidate(); + return a; +} - const char *theFind = strstr( &_buffer[ fromIndex ], s2._buffer ); +StringSumHelper & operator + (const StringSumHelper &lhs, unsigned long num) +{ + StringSumHelper &a = const_cast<StringSumHelper&>(lhs); + if (!a.concat(num)) a.invalidate(); + return a; +} - if ( theFind == NULL ) - return -1; +/*********************************************/ +/* Comparison */ +/*********************************************/ - return theFind - _buffer; // pointer subtraction +int String::compareTo(const String &s) const +{ + if (!buffer || !s.buffer) { + if (s.buffer && s.len > 0) return 0 - *(unsigned char *)s.buffer; + if (buffer && len > 0) return *(unsigned char *)buffer; + return 0; + } + return strcmp(buffer, s.buffer); } -int String::lastIndexOf( char theChar ) const +unsigned char String::equals(const String &s2) const { - return lastIndexOf( theChar, _length - 1 ); + return (len == s2.len && compareTo(s2) == 0); } -int String::lastIndexOf( char ch, unsigned int fromIndex ) const +unsigned char String::equals(const char *cstr) const { - if ( fromIndex >= _length ) - return -1; + if (len == 0) return (cstr == NULL || *cstr == 0); + if (cstr == NULL) return buffer[0] == 0; + return strcmp(buffer, cstr) == 0; +} - char tempchar = _buffer[fromIndex + 1]; - _buffer[fromIndex + 1] = '\0'; - char* temp = strrchr( _buffer, ch ); - _buffer[fromIndex + 1] = tempchar; +unsigned char String::operator<(const String &rhs) const +{ + return compareTo(rhs) < 0; +} - if ( temp == NULL ) - return -1; +unsigned char String::operator>(const String &rhs) const +{ + return compareTo(rhs) > 0; +} - return temp - _buffer; +unsigned char String::operator<=(const String &rhs) const +{ + return compareTo(rhs) <= 0; } -int String::lastIndexOf( const String &s2 ) const +unsigned char String::operator>=(const String &rhs) const { - return lastIndexOf( s2, _length - s2._length ); + return compareTo(rhs) >= 0; } -int String::lastIndexOf( const String &s2, unsigned int fromIndex ) const +unsigned char String::equalsIgnoreCase( const String &s2 ) const { - // check for empty strings - if ( s2._length == 0 || s2._length - 1 > fromIndex || fromIndex >= _length ) - return -1; + if (this == &s2) return 1; + if (len != s2.len) return 0; + if (len == 0) return 1; + const char *p1 = buffer; + const char *p2 = s2.buffer; + while (*p1) { + if (tolower(*p1++) != tolower(*p2++)) return 0; + } + return 1; +} - // matching first character - char temp = s2[ 0 ]; +unsigned char String::startsWith( const String &s2 ) const +{ + if (len < s2.len) return 0; + return startsWith(s2, 0); +} - for ( int i = fromIndex; i >= 0; i-- ) - { - if ( _buffer[ i ] == temp && (*this).substring( i, i + s2._length ).equals( s2 ) ) - return i; - } - return -1; +unsigned char String::startsWith( const String &s2, unsigned int offset ) const +{ + if (offset > len - s2.len || !buffer || !s2.buffer) return 0; + return strncmp( &buffer[offset], s2.buffer, s2.len ) == 0; } -boolean String::startsWith( const String &s2 ) const +unsigned char String::endsWith( const String &s2 ) const { - if ( _length < s2._length ) - return 0; + if ( len < s2.len || !buffer || !s2.buffer) return 0; + return strcmp(&buffer[len - s2.len], s2.buffer) == 0; +} + +/*********************************************/ +/* Character Access */ +/*********************************************/ - return startsWith( s2, 0 ); +char String::charAt(unsigned int loc) const +{ + return operator[](loc); } -boolean String::startsWith( const String &s2, unsigned int offset ) const +void String::setCharAt(unsigned int loc, char c) { - if ( offset > _length - s2._length ) - return 0; + if (loc < len) buffer[loc] = c; +} - return strncmp( &_buffer[offset], s2._buffer, s2._length ) == 0; +char & String::operator[](unsigned int index) +{ + static char dummy_writable_char; + if (index >= len || !buffer) { + dummy_writable_char = 0; + return dummy_writable_char; + } + return buffer[index]; } -String String::substring( unsigned int left ) const +char String::operator[]( unsigned int index ) const { - return substring( left, _length ); + if (index >= len || !buffer) return 0; + return buffer[index]; } -String String::substring( unsigned int left, unsigned int right ) const +void String::getBytes(unsigned char *buf, unsigned int bufsize, unsigned int index) const { - if ( left > right ) - { - int temp = right; - right = left; - left = temp; - } + if (!bufsize || !buf) return; + if (index >= len) { + buf[0] = 0; + return; + } + unsigned int n = bufsize - 1; + if (n > len - index) n = len - index; + strncpy((char *)buf, buffer + index, n); + buf[n] = 0; +} - if ( right > _length ) - { - right = _length; - } +/*********************************************/ +/* Search */ +/*********************************************/ - char temp = _buffer[ right ]; // save the replaced character - _buffer[ right ] = '\0'; - String outPut = ( _buffer + left ); // pointer arithmetic - _buffer[ right ] = temp; //restore character - return outPut; +int String::indexOf(char c) const +{ + return indexOf(c, 0); } -String String::toLowerCase() const +int String::indexOf( char ch, unsigned int fromIndex ) const { - String temp = _buffer; - - for ( unsigned int i = 0; i < _length; i++ ) - temp._buffer[ i ] = (char)tolower( temp._buffer[ i ] ); - return temp; + if (fromIndex >= len) return -1; + const char* temp = strchr(buffer + fromIndex, ch); + if (temp == NULL) return -1; + return temp - buffer; } -String String::toUpperCase() const +int String::indexOf(const String &s2) const { - String temp = _buffer; - - for ( unsigned int i = 0; i < _length; i++ ) - temp._buffer[ i ] = (char)toupper( temp._buffer[ i ] ); - return temp; + return indexOf(s2, 0); } -String String::trim() const +int String::indexOf(const String &s2, unsigned int fromIndex) const { - if ( _buffer == NULL ) return *this; - String temp = _buffer; - unsigned int i,j; + if (fromIndex >= len) return -1; + const char *found = strstr(buffer + fromIndex, s2.buffer); + if (found == NULL) return -1; + return found - buffer; +} - for ( i = 0; i < _length; i++ ) - { - if ( !isspace(_buffer[i]) ) - break; - } +int String::lastIndexOf( char theChar ) const +{ + return lastIndexOf(theChar, len - 1); +} - for ( j = temp._length - 1; j > i; j-- ) - { - if ( !isspace(_buffer[j]) ) - break; - } +int String::lastIndexOf(char ch, unsigned int fromIndex) const +{ + if (fromIndex >= len || fromIndex < 0) return -1; + char tempchar = buffer[fromIndex + 1]; + buffer[fromIndex + 1] = '\0'; + char* temp = strrchr( buffer, ch ); + buffer[fromIndex + 1] = tempchar; + if (temp == NULL) return -1; + return temp - buffer; +} - return temp.substring( i, j + 1); +int String::lastIndexOf(const String &s2) const +{ + return lastIndexOf(s2, len - s2.len); } -void String::getBytes(unsigned char *buf, unsigned int bufsize) +int String::lastIndexOf(const String &s2, unsigned int fromIndex) const { - if (!bufsize || !buf) return; - unsigned int len = bufsize - 1; - if (len > _length) len = _length; - strncpy((char *)buf, _buffer, len); - buf[len] = 0; + if (s2.len == 0 || len == 0 || s2.len > len || fromIndex < 0) return -1; + if (fromIndex >= len) fromIndex = len - 1; + int found = -1; + for (char *p = buffer; p <= buffer + fromIndex; p++) { + p = strstr(p, s2.buffer); + if (!p) break; + if ((unsigned int)(p - buffer) <= fromIndex) found = p - buffer; + } + return found; } -void String::toCharArray(char *buf, unsigned int bufsize) +String String::substring( unsigned int left ) const { - if (!bufsize || !buf) return; - unsigned int len = bufsize - 1; - if (len > _length) len = _length; - strncpy(buf, _buffer, len); - buf[len] = 0; + return substring(left, len); +} + +String String::substring(unsigned int left, unsigned int right) const +{ + if (left > right) { + unsigned int temp = right; + right = left; + left = temp; + } + String out; + if (left > len) return out; + if (right > len) right = len; + char temp = buffer[right]; // save the replaced character + buffer[right] = '\0'; + out = buffer + left; // pointer arithmetic + buffer[right] = temp; //restore character + return out; +} + +/*********************************************/ +/* Modification */ +/*********************************************/ + +void String::replace(char find, char replace) +{ + if (!buffer) return; + for (char *p = buffer; *p; p++) { + if (*p == find) *p = replace; + } +} + +void String::replace(const String& find, const String& replace) +{ + if (len == 0 || find.len == 0) return; + int diff = replace.len - find.len; + char *readFrom = buffer; + char *foundAt; + if (diff == 0) { + while ((foundAt = strstr(readFrom, find.buffer)) != NULL) { + memcpy(foundAt, replace.buffer, replace.len); + readFrom = foundAt + replace.len; + } + } else if (diff < 0) { + char *writeTo = buffer; + while ((foundAt = strstr(readFrom, find.buffer)) != NULL) { + unsigned int n = foundAt - readFrom; + memcpy(writeTo, readFrom, n); + writeTo += n; + memcpy(writeTo, replace.buffer, replace.len); + writeTo += replace.len; + readFrom = foundAt + find.len; + len += diff; + } + strcpy(writeTo, readFrom); + } else { + unsigned int size = len; // compute size needed for result + while ((foundAt = strstr(readFrom, find.buffer)) != NULL) { + readFrom = foundAt + find.len; + size += diff; + } + if (size == len) return; + if (size > capacity && !changeBuffer(size)) return; // XXX: tell user! + int index = len - 1; + while ((index = lastIndexOf(find, index)) >= 0) { + readFrom = buffer + index + find.len; + memmove(readFrom + diff, readFrom, len - (readFrom - buffer)); + len += diff; + buffer[len] = 0; + memcpy(buffer + index, replace.buffer, replace.len); + index--; + } + } +} + +void String::toLowerCase(void) +{ + if (!buffer) return; + for (char *p = buffer; *p; p++) { + *p = tolower(*p); + } +} + +void String::toUpperCase(void) +{ + if (!buffer) return; + for (char *p = buffer; *p; p++) { + *p = toupper(*p); + } +} + +void String::trim(void) +{ + if (!buffer || len == 0) return; + char *begin = buffer; + while (isspace(*begin)) begin++; + char *end = buffer + len - 1; + while (isspace(*end) && end >= begin) end--; + len = end + 1 - begin; + if (begin > buffer) memcpy(buffer, begin, len); + buffer[len] = 0; +} + +/*********************************************/ +/* Parsing / Conversion */ +/*********************************************/ + +long String::toInt(void) const +{ + if (buffer) return atol(buffer); + return 0; } -long String::toInt() { - return atol(_buffer); -} diff --git a/cores/arduino/main.cpp b/cores/arduino/main.cpp index cc6e81d..0ef5256 100755 --- a/cores/arduino/main.cpp +++ b/cores/arduino/main.cpp @@ -1,13 +1,20 @@ -#include <WProgram.h> +#define ARDUINO_MAIN +#include <Arduino.h> int main(void) { init(); +#if defined(USBCON) + USB.attach(); +#endif + setup(); - for (;;) + for (;;) { loop(); + if (serialEventRun) serialEventRun(); + } return 0; } diff --git a/cores/arduino/new.cpp b/cores/arduino/new.cpp new file mode 100644 index 0000000..0f6d422 --- /dev/null +++ b/cores/arduino/new.cpp @@ -0,0 +1,18 @@ +#include <new.h> + +void * operator new(size_t size) +{ + return malloc(size); +} + +void operator delete(void * ptr) +{ + free(ptr); +} + +int __cxa_guard_acquire(__guard *g) {return !*(char *)(g);}; +void __cxa_guard_release (__guard *g) {*(char *)g = 1;}; +void __cxa_guard_abort (__guard *) {}; + +void __cxa_pure_virtual(void) {}; + diff --git a/cores/arduino/new.h b/cores/arduino/new.h new file mode 100644 index 0000000..cd940ce --- /dev/null +++ b/cores/arduino/new.h @@ -0,0 +1,22 @@ +/* Header to define new/delete operators as they aren't provided by avr-gcc by default + Taken from http://www.avrfreaks.net/index.php?name=PNphpBB2&file=viewtopic&t=59453 + */ + +#ifndef NEW_H +#define NEW_H + +#include <stdlib.h> + +void * operator new(size_t size); +void operator delete(void * ptr); + +__extension__ typedef int __guard __attribute__((mode (__DI__))); + +extern "C" int __cxa_guard_acquire(__guard *); +extern "C" void __cxa_guard_release (__guard *); +extern "C" void __cxa_guard_abort (__guard *); + +extern "C" void __cxa_pure_virtual(void); + +#endif + diff --git a/cores/arduino/pins_arduino.h b/cores/arduino/pins_arduino.h deleted file mode 100644 index bc931c5..0000000 --- a/cores/arduino/pins_arduino.h +++ /dev/null @@ -1,88 +0,0 @@ -/* - pins_arduino.h - Pin definition functions for Arduino - Part of Arduino - http://www.arduino.cc/ - - Copyright (c) 2007 David A. Mellis - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - This library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General - Public License along with this library; if not, write to the - Free Software Foundation, Inc., 59 Temple Place, Suite 330, - Boston, MA 02111-1307 USA - - $Id: wiring.h 249 2007-02-03 16:52:51Z mellis $ -*/ - -#ifndef Pins_Arduino_h -#define Pins_Arduino_h - -#include <avr/pgmspace.h> - -#define NOT_A_PIN 0 -#define NOT_A_PORT 0 - -#define NOT_ON_TIMER 0 -#define TIMER0A 1 -#define TIMER0B 2 -#define TIMER1A 3 -#define TIMER1B 4 -#define TIMER2 5 -#define TIMER2A 6 -#define TIMER2B 7 - -#define TIMER3A 8 -#define TIMER3B 9 -#define TIMER3C 10 -#define TIMER4A 11 -#define TIMER4B 12 -#define TIMER4C 13 -#define TIMER5A 14 -#define TIMER5B 15 -#define TIMER5C 16 - -#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) -const static uint8_t SS = 53; -const static uint8_t MOSI = 51; -const static uint8_t MISO = 50; -const static uint8_t SCK = 52; -#else -const static uint8_t SS = 10; -const static uint8_t MOSI = 11; -const static uint8_t MISO = 12; -const static uint8_t SCK = 13; -#endif - -// On the ATmega1280, the addresses of some of the port registers are -// greater than 255, so we can't store them in uint8_t's. -extern const uint16_t PROGMEM port_to_mode_PGM[]; -extern const uint16_t PROGMEM port_to_input_PGM[]; -extern const uint16_t PROGMEM port_to_output_PGM[]; - -extern const uint8_t PROGMEM digital_pin_to_port_PGM[]; -// extern const uint8_t PROGMEM digital_pin_to_bit_PGM[]; -extern const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[]; -extern const uint8_t PROGMEM digital_pin_to_timer_PGM[]; - -// Get the bit location within the hardware port of the given virtual pin. -// This comes from the pins_*.c file for the active board configuration. -// -// These perform slightly better as macros compared to inline functions -// -#define digitalPinToPort(P) ( pgm_read_byte( digital_pin_to_port_PGM + (P) ) ) -#define digitalPinToBitMask(P) ( pgm_read_byte( digital_pin_to_bit_mask_PGM + (P) ) ) -#define digitalPinToTimer(P) ( pgm_read_byte( digital_pin_to_timer_PGM + (P) ) ) -#define analogInPinToBit(P) (P) -#define portOutputRegister(P) ( (volatile uint8_t *)( pgm_read_word( port_to_output_PGM + (P))) ) -#define portInputRegister(P) ( (volatile uint8_t *)( pgm_read_word( port_to_input_PGM + (P))) ) -#define portModeRegister(P) ( (volatile uint8_t *)( pgm_read_word( port_to_mode_PGM + (P))) ) - -#endif diff --git a/cores/arduino/wiring.c b/cores/arduino/wiring.c index b90d07e..1b3fd44 100755 --- a/cores/arduino/wiring.c +++ b/cores/arduino/wiring.c @@ -41,7 +41,11 @@ volatile unsigned long timer0_overflow_count = 0; volatile unsigned long timer0_millis = 0; static unsigned char timer0_fract = 0; +#if defined(__AVR_ATtiny24__) || defined(__AVR_ATtiny44__) || defined(__AVR_ATtiny84__) +SIGNAL(TIM0_OVF_vect) +#else SIGNAL(TIMER0_OVF_vect) +#endif { // copy these to local variables so they can be stored in registers // (volatile variables must be read from memory on every access) @@ -212,10 +216,10 @@ void init() // note, however, that fast pwm mode can achieve a frequency of up // 8 MHz (with a 16 MHz clock) at 50% duty cycle +#if defined(TCCR1B) && defined(CS11) && defined(CS10) TCCR1B = 0; // set timer 1 prescale factor to 64 -#if defined(TCCR1B) && defined(CS11) && defined(CS10) sbi(TCCR1B, CS11); sbi(TCCR1B, CS10); #elif defined(TCCR1) && defined(CS11) && defined(CS10) diff --git a/cores/arduino/wiring.h b/cores/arduino/wiring.h deleted file mode 100755 index e29959b..0000000 --- a/cores/arduino/wiring.h +++ /dev/null @@ -1,135 +0,0 @@ -/* - wiring.h - Partial implementation of the Wiring API for the ATmega8. - Part of Arduino - http://www.arduino.cc/ - - Copyright (c) 2005-2006 David A. Mellis - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - This library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General - Public License along with this library; if not, write to the - Free Software Foundation, Inc., 59 Temple Place, Suite 330, - Boston, MA 02111-1307 USA - - $Id$ -*/ - -#ifndef Wiring_h -#define Wiring_h - -#include <avr/io.h> -#include <stdlib.h> -#include "binary.h" - -#ifdef __cplusplus -extern "C"{ -#endif - -#define HIGH 0x1 -#define LOW 0x0 - -#define INPUT 0x0 -#define OUTPUT 0x1 - -#define true 0x1 -#define false 0x0 - -#define PI 3.1415926535897932384626433832795 -#define HALF_PI 1.5707963267948966192313216916398 -#define TWO_PI 6.283185307179586476925286766559 -#define DEG_TO_RAD 0.017453292519943295769236907684886 -#define RAD_TO_DEG 57.295779513082320876798154814105 - -#define SERIAL 0x0 -#define DISPLAY 0x1 - -#define LSBFIRST 0 -#define MSBFIRST 1 - -#define CHANGE 1 -#define FALLING 2 -#define RISING 3 - -#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) -#define INTERNAL1V1 2 -#define INTERNAL2V56 3 -#else -#define INTERNAL 3 -#endif -#define DEFAULT 1 -#define EXTERNAL 0 - -// undefine stdlib's abs if encountered -#ifdef abs -#undef abs -#endif - -#define min(a,b) ((a)<(b)?(a):(b)) -#define max(a,b) ((a)>(b)?(a):(b)) -#define abs(x) ((x)>0?(x):-(x)) -#define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt))) -#define round(x) ((x)>=0?(long)((x)+0.5):(long)((x)-0.5)) -#define radians(deg) ((deg)*DEG_TO_RAD) -#define degrees(rad) ((rad)*RAD_TO_DEG) -#define sq(x) ((x)*(x)) - -#define interrupts() sei() -#define noInterrupts() cli() - -#define clockCyclesPerMicrosecond() ( F_CPU / 1000000L ) -#define clockCyclesToMicroseconds(a) ( ((a) * 1000L) / (F_CPU / 1000L) ) -#define microsecondsToClockCycles(a) ( ((a) * (F_CPU / 1000L)) / 1000L ) - -#define lowByte(w) ((uint8_t) ((w) & 0xff)) -#define highByte(w) ((uint8_t) ((w) >> 8)) - -#define bitRead(value, bit) (((value) >> (bit)) & 0x01) -#define bitSet(value, bit) ((value) |= (1UL << (bit))) -#define bitClear(value, bit) ((value) &= ~(1UL << (bit))) -#define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit)) - - -typedef unsigned int word; - -#define bit(b) (1UL << (b)) - -typedef uint8_t boolean; -typedef uint8_t byte; - -void init(void); - -void pinMode(uint8_t, uint8_t); -void digitalWrite(uint8_t, uint8_t); -int digitalRead(uint8_t); -int analogRead(uint8_t); -void analogReference(uint8_t mode); -void analogWrite(uint8_t, int); - -unsigned long millis(void); -unsigned long micros(void); -void delay(unsigned long); -void delayMicroseconds(unsigned int us); -unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout); - -void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val); -uint8_t shiftIn(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder); - -void attachInterrupt(uint8_t, void (*)(void), int mode); -void detachInterrupt(uint8_t); - -void setup(void); -void loop(void); - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif diff --git a/cores/arduino/wiring_analog.c b/cores/arduino/wiring_analog.c index d248f4c..2b1f3a0 100644 --- a/cores/arduino/wiring_analog.c +++ b/cores/arduino/wiring_analog.c @@ -46,8 +46,11 @@ int analogRead(uint8_t pin) #else if (pin >= 14) pin -= 14; // allow for channel or pin numbers #endif - -#if defined(ADCSRB) && defined(MUX5) + +#if defined(__AVR_ATmega32U4__) + pin = analogPinToChannel(pin); + ADCSRB = (ADCSRB & ~(1 << MUX5)) | (((pin >> 3) & 0x01) << MUX5); +#elif defined(ADCSRB) && defined(MUX5) // the MUX5 bit of ADCSRB selects whether we're reading from channels // 0 to 7 (MUX5 low) or 8 to 15 (MUX5 high). ADCSRB = (ADCSRB & ~(1 << MUX5)) | (((pin >> 3) & 0x01) << MUX5); @@ -222,6 +225,14 @@ void analogWrite(uint8_t pin, int val) OCR4C = val; // set pwm duty break; #endif + + #if defined(TCCR4A) && defined(COM4D1) + case TIMER4D: + // connect pwm to pin on timer 4, channel D + sbi(TCCR4A, COM4D1); + OCR4D = val; // set pwm duty + break; + #endif #if defined(TCCR5A) && defined(COM5A1) case TIMER5A: diff --git a/cores/arduino/wiring_digital.c b/cores/arduino/wiring_digital.c index 0949da4..dd1b949 100755 --- a/cores/arduino/wiring_digital.c +++ b/cores/arduino/wiring_digital.c @@ -136,17 +136,16 @@ void digitalWrite(uint8_t pin, uint8_t val) out = portOutputRegister(port); + uint8_t oldSREG = SREG; + cli(); + if (val == LOW) { - uint8_t oldSREG = SREG; - cli(); *out &= ~bit; - SREG = oldSREG; } else { - uint8_t oldSREG = SREG; - cli(); *out |= bit; - SREG = oldSREG; } + + SREG = oldSREG; } int digitalRead(uint8_t pin) diff --git a/cores/arduino/wiring_private.h b/cores/arduino/wiring_private.h index 11f6f00..41d1d40 100755 --- a/cores/arduino/wiring_private.h +++ b/cores/arduino/wiring_private.h @@ -27,11 +27,10 @@ #include <avr/io.h> #include <avr/interrupt.h> -#include <avr/delay.h> #include <stdio.h> #include <stdarg.h> -#include "wiring.h" +#include "Arduino.h" #ifdef __cplusplus extern "C"{ diff --git a/programmers.txt b/programmers.txt index 466f602..b4b12ef 100644 --- a/programmers.txt +++ b/programmers.txt @@ -9,6 +9,10 @@ avrispmkii.protocol=stk500v2 usbtinyisp.name=USBtinyISP usbtinyisp.protocol=usbtiny +usbasp.name=USBasp +usbasp.communication=usb +usbasp.protocol=usbasp + parallel.name=Parallel Programmer parallel.protocol=dapa parallel.force=true diff --git a/variants/eightanaloginputs/pins_arduino.h b/variants/eightanaloginputs/pins_arduino.h new file mode 100644 index 0000000..52b37ef --- /dev/null +++ b/variants/eightanaloginputs/pins_arduino.h @@ -0,0 +1,27 @@ +/* + pins_arduino.h - Pin definition functions for Arduino + Part of Arduino - http://www.arduino.cc/ + + Copyright (c) 2007 David A. Mellis + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General + Public License along with this library; if not, write to the + Free Software Foundation, Inc., 59 Temple Place, Suite 330, + Boston, MA 02111-1307 USA + + $Id: wiring.h 249 2007-02-03 16:52:51Z mellis $ +*/ + +#include "../standard/pins_arduino.h" +#undef NUM_ANALOG_INPUTS +#define NUM_ANALOG_INPUTS 8 diff --git a/variants/leonardo/pins_arduino.h b/variants/leonardo/pins_arduino.h new file mode 100644 index 0000000..cfb4579 --- /dev/null +++ b/variants/leonardo/pins_arduino.h @@ -0,0 +1,276 @@ +/* + pins_arduino.h - Pin definition functions for Arduino + Part of Arduino - http://www.arduino.cc/ + + Copyright (c) 2007 David A. Mellis + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General + Public License along with this library; if not, write to the + Free Software Foundation, Inc., 59 Temple Place, Suite 330, + Boston, MA 02111-1307 USA + + $Id: wiring.h 249 2007-02-03 16:52:51Z mellis $ +*/ + +#ifndef Pins_Arduino_h +#define Pins_Arduino_h + +#include <avr/pgmspace.h> + +#define ARDUINO_MODEL_USB_PID 0x0034 + +#define TX_RX_LED_INIT DDRD |= (1<<5), DDRB |= (1<<0) +#define TXLED0 PORTD |= (1<<5) +#define TXLED1 PORTD &= ~(1<<5) +#define RXLED0 PORTB |= (1<<0) +#define RXLED1 PORTB &= ~(1<<0) + +// Map SPI port to 'new' pins D14..D17 +// D14 PB0 RXLED,SS/PCINT0 +// D15 PB1 SCK,PCINT1 +// D16 PB2 MOSI,PCINT2 +// D17 PB3 MISO,PCINT3 +const static uint8_t SS = 14; +const static uint8_t MOSI = 16; +const static uint8_t MISO = 17; +const static uint8_t SCK = 15; + +const static uint8_t A0 = 14; +const static uint8_t A1 = 15; +const static uint8_t A2 = 16; +const static uint8_t A3 = 17; +const static uint8_t A4 = 18; +const static uint8_t A5 = 19; +const static uint8_t A6 = 20; +const static uint8_t A7 = 21; +const static uint8_t A8 = 22; +const static uint8_t A9 = 23; +const static uint8_t A10 = 24; + +// __AVR_ATmega32U4__ has an unusual mapping of pins to channels +extern const uint8_t PROGMEM analog_pin_to_channel_PGM[]; +#define analogPinToChannel(P) ( pgm_read_byte( analog_pin_to_channel_PGM + (P) ) ) + +#ifdef ARDUINO_MAIN + +// On the Arduino board, digital pins are also used +// for the analog output (software PWM). Analog input +// pins are a separate set. + +// ATMEL ATMEGA8 & 168 / ARDUINO +// +// +-\/-+ +// PC6 1| |28 PC5 (AI 5) +// (D 0) PD0 2| |27 PC4 (AI 4) +// (D 1) PD1 3| |26 PC3 (AI 3) +// (D 2) PD2 4| |25 PC2 (AI 2) +// PWM+ (D 3) PD3 5| |24 PC1 (AI 1) +// (D 4) PD4 6| |23 PC0 (AI 0) +// VCC 7| |22 GND +// GND 8| |21 AREF +// PB6 9| |20 AVCC +// PB7 10| |19 PB5 (D 13) +// PWM+ (D 5) PD5 11| |18 PB4 (D 12) +// PWM+ (D 6) PD6 12| |17 PB3 (D 11) PWM +// (D 7) PD7 13| |16 PB2 (D 10) PWM +// (D 8) PB0 14| |15 PB1 (D 9) PWM +// +----+ +// +// (PWM+ indicates the additional PWM pins on the ATmega168.) + +// ATMEL ATMEGA1280 / ARDUINO +// +// 0-7 PE0-PE7 works +// 8-13 PB0-PB5 works +// 14-21 PA0-PA7 works +// 22-29 PH0-PH7 works +// 30-35 PG5-PG0 works +// 36-43 PC7-PC0 works +// 44-51 PJ7-PJ0 works +// 52-59 PL7-PL0 works +// 60-67 PD7-PD0 works +// A0-A7 PF0-PF7 +// A8-A15 PK0-PK7 + +// ATMEL ATMEGA32U4 / ARDUINO LEONARDO +// +// D0 PD2 RXD1/INT2 +// D1 PD3 TXD1/INT3 +// D2 PD1 SDA SDA/INT1 +// D3# PD0 PWM8/SCL OC0B/SCL/INT0 +// D4 A6 PD4 ADC8 +// D5# PC6 ??? OC3A/#OC4A +// D6# A7 PD7 FastPWM #OC4D/ADC10 +// D7 PE6 INT6/AIN0 +// +// D8 PB4 ADC11/PCINT4 +// D9# A8 PB5 PWM16 OC1A/#OC4B/ADC13/PCINT5 +// D10# A9 PB6 PWM16 OC1B/0c4B/ADC12/PCINT6 +// D11# PB7 PWM8/16 0C0A/OC1C/#RTS/PCINT7 +// D12 A10 PD6 T1/#OC4D/ADC9 +// D13# PC7 PWM10 CLK0/OC4A +// +// A0 PF7 ADC7 +// A1 PF6 ADC6 +// A2 PF5 ADC5 +// A3 PF4 ADC4 +// A4 PF1 ADC1 +// A5 PF0 ADC0 +// +// New pins D14..D17 to map SPI port to digitial pins +// +// D14 PB0 RXLED,SS/PCINT0 +// D15 PB1 SCK,PCINT1 +// D16 PB2 MOSI,PCINT2 +// D17 PB3 MISO,PCINT3 +// +// TXLED PD5 +// RXLED PB0 +// HWB PE2 HWB + + +// these arrays map port names (e.g. port B) to the +// appropriate addresses for various functions (e.g. reading +// and writing) +const uint16_t PROGMEM port_to_mode_PGM[] = { + NOT_A_PORT, + NOT_A_PORT, + (uint16_t) &DDRB, + (uint16_t) &DDRC, + (uint16_t) &DDRD, + (uint16_t) &DDRE, + (uint16_t) &DDRF, +}; + +const uint16_t PROGMEM port_to_output_PGM[] = { + NOT_A_PORT, + NOT_A_PORT, + (uint16_t) &PORTB, + (uint16_t) &PORTC, + (uint16_t) &PORTD, + (uint16_t) &PORTE, + (uint16_t) &PORTF, +}; + +const uint16_t PROGMEM port_to_input_PGM[] = { + NOT_A_PORT, + NOT_A_PORT, + (uint16_t) &PINB, + (uint16_t) &PINC, + (uint16_t) &PIND, + (uint16_t) &PINE, + (uint16_t) &PINF, +}; + +const uint8_t PROGMEM digital_pin_to_port_PGM[18] = { + PD, /* 0 */ + PD, + PD, + PD, + PD, + PC, /* 5 */ + PD, /* 6 */ + PE, /* 7 */ + + PB, /* 8 */ + PB, + PB, + PB, + + PD, /* 12 */ + PC, /* 13 */ + + PB, /* 14 */ + PB, /* 15 */ + PB, /* 16 */ + PB, /* 17 */ +}; + +const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[18] = { + _BV(2), /* 0, port D */ + _BV(3), + _BV(1), + _BV(0), + _BV(4), + _BV(6), /* 5, port C */ + _BV(7), /* 6, port D */ + _BV(6), /* 7, port E */ + + _BV(4), /* 8, port B */ + _BV(5), + _BV(6), + _BV(7), + + _BV(6), /* 12 port D */ + _BV(7), + + _BV(0), /* 14, port B */ + _BV(1), + _BV(2), + _BV(3), +}; + +const uint8_t PROGMEM digital_pin_to_timer_PGM[18] = { + NOT_ON_TIMER, + NOT_ON_TIMER, + NOT_ON_TIMER, + TIMER0B, /* 3 */ + NOT_ON_TIMER, + TIMER3A, /* 5 */ + TIMER4D, /* 6 */ + NOT_ON_TIMER, + + NOT_ON_TIMER, + TIMER1A, /* 9 */ + TIMER1B, /* 10 */ + TIMER0A, /* 11 */ + + NOT_ON_TIMER, + TIMER4A, /* 13 */ + + NOT_ON_TIMER, + NOT_ON_TIMER, +}; + +const uint8_t PROGMEM analog_pin_to_channel_PGM[11] = { + /* + A0 PF7 ADC7 + A1 PF6 ADC6 + A2 PF5 ADC5 + A3 PF4 ADC4 + A4 PF1 ADC1 + A5 PF0 ADC0 + D4 A6 PD4 ADC8 + D6 A7 PD7 FastPWM #OC4D/ADC10 + D9 A8 PB5 PWM16 OC1A/#OC4B/ADC13/PCINT5 + D10 A9 PB6 PWM16 OC1B/0c4B/ADC12/PCINT6 + D12 A10 PD6 T1/#OC4D/ADC9 + */ + + 7, + 6, + 5, + 4, + 1, + 0, + 8, + 10, + + 13, + 12, + 9 +}; + +#endif + +#endif
\ No newline at end of file diff --git a/cores/arduino/pins_arduino.c b/variants/mega/pins_arduino.h index 62e10ad..62e10ad 100755 --- a/cores/arduino/pins_arduino.c +++ b/variants/mega/pins_arduino.h diff --git a/variants/micro/pins_arduino.h b/variants/micro/pins_arduino.h new file mode 100644 index 0000000..c9f25eb --- /dev/null +++ b/variants/micro/pins_arduino.h @@ -0,0 +1,27 @@ +/* + pins_arduino.h - Pin definition functions for Arduino + Part of Arduino - http://www.arduino.cc/ + + Copyright (c) 2007 David A. Mellis + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General + Public License along with this library; if not, write to the + Free Software Foundation, Inc., 59 Temple Place, Suite 330, + Boston, MA 02111-1307 USA + + $Id: wiring.h 249 2007-02-03 16:52:51Z mellis $ +*/ + +#include "../leonardo/pins_arduino.h" +#undef ARDUINO_MODEL_USB_PID +#define ARDUINO_MODEL_USB_PID 0x0035
\ No newline at end of file diff --git a/variants/standard/pins_arduino.h b/variants/standard/pins_arduino.h new file mode 100644 index 0000000..3999d1f --- /dev/null +++ b/variants/standard/pins_arduino.h @@ -0,0 +1,218 @@ +/* + pins_arduino.h - Pin definition functions for Arduino + Part of Arduino - http://www.arduino.cc/ + + Copyright (c) 2007 David A. Mellis + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General + Public License along with this library; if not, write to the + Free Software Foundation, Inc., 59 Temple Place, Suite 330, + Boston, MA 02111-1307 USA + + $Id: wiring.h 249 2007-02-03 16:52:51Z mellis $ +*/ + +#ifndef Pins_Arduino_h +#define Pins_Arduino_h + +#include <avr/pgmspace.h> + +#define NUM_DIGITAL_PINS 20 +#define NUM_ANALOG_INPUTS 6 +#define analogInputToDigitalPin(p) ((p < 6) ? (p) + 14 : -1) + +#if defined(__AVR_ATmega8__) +#define digitalPinHasPWM(p) ((p) == 9 || (p) == 10 || (p) == 11) +#else +#define digitalPinHasPWM(p) ((p) == 3 || (p) == 5 || (p) == 6 || (p) == 9 || (p) == 10 || (p) == 11) +#endif + +const static uint8_t SS = 10; +const static uint8_t MOSI = 11; +const static uint8_t MISO = 12; +const static uint8_t SCK = 13; + +const static uint8_t SDA = 18; +const static uint8_t SCL = 19; +const static uint8_t LED = 13; + +const static uint8_t A0 = 14; +const static uint8_t A1 = 15; +const static uint8_t A2 = 16; +const static uint8_t A3 = 17; +const static uint8_t A4 = 18; +const static uint8_t A5 = 19; +const static uint8_t A6 = 20; +const static uint8_t A7 = 21; + +#define digitalPinToPCICR(p) (((p) >= 0 && (p) <= 21) ? (&PCICR) : ((uint8_t *)0)) +#define digitalPinToPCICRbit(p) (((p) <= 7) ? 2 : (((p) <= 13) ? 0 : 1)) +#define digitalPinToPCMSK(p) (((p) <= 7) ? (&PCMSK2) : (((p) <= 13) ? (&PCMSK0) : (((p) <= 21) ? (&PCMSK1) : ((uint8_t *)0)))) +#define digitalPinToPCMSKbit(p) (((p) <= 7) ? (p) : (((p) <= 13) ? ((p) - 8) : ((p) - 14))) + +#ifdef ARDUINO_MAIN + +// On the Arduino board, digital pins are also used +// for the analog output (software PWM). Analog input +// pins are a separate set. + +// ATMEL ATMEGA8 & 168 / ARDUINO +// +// +-\/-+ +// PC6 1| |28 PC5 (AI 5) +// (D 0) PD0 2| |27 PC4 (AI 4) +// (D 1) PD1 3| |26 PC3 (AI 3) +// (D 2) PD2 4| |25 PC2 (AI 2) +// PWM+ (D 3) PD3 5| |24 PC1 (AI 1) +// (D 4) PD4 6| |23 PC0 (AI 0) +// VCC 7| |22 GND +// GND 8| |21 AREF +// PB6 9| |20 AVCC +// PB7 10| |19 PB5 (D 13) +// PWM+ (D 5) PD5 11| |18 PB4 (D 12) +// PWM+ (D 6) PD6 12| |17 PB3 (D 11) PWM +// (D 7) PD7 13| |16 PB2 (D 10) PWM +// (D 8) PB0 14| |15 PB1 (D 9) PWM +// +----+ +// +// (PWM+ indicates the additional PWM pins on the ATmega168.) + +// ATMEL ATMEGA1280 / ARDUINO +// +// 0-7 PE0-PE7 works +// 8-13 PB0-PB5 works +// 14-21 PA0-PA7 works +// 22-29 PH0-PH7 works +// 30-35 PG5-PG0 works +// 36-43 PC7-PC0 works +// 44-51 PJ7-PJ0 works +// 52-59 PL7-PL0 works +// 60-67 PD7-PD0 works +// A0-A7 PF0-PF7 +// A8-A15 PK0-PK7 + + +// these arrays map port names (e.g. port B) to the +// appropriate addresses for various functions (e.g. reading +// and writing) +const uint16_t PROGMEM port_to_mode_PGM[] = { + NOT_A_PORT, + NOT_A_PORT, + (uint16_t) &DDRB, + (uint16_t) &DDRC, + (uint16_t) &DDRD, +}; + +const uint16_t PROGMEM port_to_output_PGM[] = { + NOT_A_PORT, + NOT_A_PORT, + (uint16_t) &PORTB, + (uint16_t) &PORTC, + (uint16_t) &PORTD, +}; + +const uint16_t PROGMEM port_to_input_PGM[] = { + NOT_A_PORT, + NOT_A_PORT, + (uint16_t) &PINB, + (uint16_t) &PINC, + (uint16_t) &PIND, +}; + +const uint8_t PROGMEM digital_pin_to_port_PGM[] = { + PD, /* 0 */ + PD, + PD, + PD, + PD, + PD, + PD, + PD, + PB, /* 8 */ + PB, + PB, + PB, + PB, + PB, + PC, /* 14 */ + PC, + PC, + PC, + PC, + PC, +}; + +const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[] = { + _BV(0), /* 0, port D */ + _BV(1), + _BV(2), + _BV(3), + _BV(4), + _BV(5), + _BV(6), + _BV(7), + _BV(0), /* 8, port B */ + _BV(1), + _BV(2), + _BV(3), + _BV(4), + _BV(5), + _BV(0), /* 14, port C */ + _BV(1), + _BV(2), + _BV(3), + _BV(4), + _BV(5), +}; + +const uint8_t PROGMEM digital_pin_to_timer_PGM[] = { + NOT_ON_TIMER, /* 0 - port D */ + NOT_ON_TIMER, + NOT_ON_TIMER, + // on the ATmega168, digital pin 3 has hardware pwm +#if defined(__AVR_ATmega8__) + NOT_ON_TIMER, +#else + TIMER2B, +#endif + NOT_ON_TIMER, + // on the ATmega168, digital pins 5 and 6 have hardware pwm +#if defined(__AVR_ATmega8__) + NOT_ON_TIMER, + NOT_ON_TIMER, +#else + TIMER0B, + TIMER0A, +#endif + NOT_ON_TIMER, + NOT_ON_TIMER, /* 8 - port B */ + TIMER1A, + TIMER1B, +#if defined(__AVR_ATmega8__) + TIMER2, +#else + TIMER2A, +#endif + NOT_ON_TIMER, + NOT_ON_TIMER, + NOT_ON_TIMER, + NOT_ON_TIMER, /* 14 - port C */ + NOT_ON_TIMER, + NOT_ON_TIMER, + NOT_ON_TIMER, + NOT_ON_TIMER, +}; + +#endif + +#endif
\ No newline at end of file |