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| -rw-r--r-- | bootloaders/gemma/README.md | 14 | ||||
| -rw-r--r-- | bootloaders/gemma/usbconfig.h | 351 | ||||
| -rw-r--r-- | bootloaders/gemma/usbconfig.patch | 24 |
3 files changed, 389 insertions, 0 deletions
diff --git a/bootloaders/gemma/README.md b/bootloaders/gemma/README.md new file mode 100644 index 0000000..2653e48 --- /dev/null +++ b/bootloaders/gemma/README.md @@ -0,0 +1,14 @@ +Arduino Gemma Bootloader +======================== + +The Arduino Gemma Bootloader is based on the Adafruit Trinket/Gemma Bootloader. In the Arduino Gemma bootloader the USB VID&PID, the Manufacturer name and the Device name parameters are changed. + +The source code of the bootloader of the version used at the compile time can be found at the following link: https://github.com/adafruit/Adafruit-Trinket-Gemma-Bootloader/tree/3bc1bb561273535d4d493518a233a3a1fccf6b76 + +The *'usbconfig.h'* and the *'usbconfig.patch'* files are provided if you want to recompile the bootloader. +You only need to replace the original *'usbconfig.h'* file with this one or patch it with the provided patch file. + +**Please note: you cannot use the Arduino USB VID/PID for your own non-Gemma products or projects. Purchase a USB VID for yourself at** http://www.usb.org/developers/vendor/ + + + diff --git a/bootloaders/gemma/usbconfig.h b/bootloaders/gemma/usbconfig.h new file mode 100644 index 0000000..ca0c021 --- /dev/null +++ b/bootloaders/gemma/usbconfig.h @@ -0,0 +1,351 @@ +/* Name: usbconfig.h + * Project: V-USB, virtual USB port for Atmel's(r) AVR(r) microcontrollers + * Author: Christian Starkjohann + * Creation Date: 2005-04-01 + * Tabsize: 4 + * Copyright: (c) 2005 by OBJECTIVE DEVELOPMENT Software GmbH + * License: GNU GPL v2 or v3 (see License.txt) + */ + +/* Modified by me@frank-zhao.com for project GemmaBoot + * + * GemmaBoot is a bootloader that emulates a USBtinyISP (from Adafruit Industries) + * + * Gemma will use GemmaBoot + * + * This code is heavily derived from USBaspLoader, but also from USBtiny, with USBtinyISP's settings + + Copyright (c) 2013 Adafruit Industries + All rights reserved. + + GemmaBoot 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 3 of + the License, or (at your option) any later version. + + GemmaBoot 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 GemmaBoot. If not, see + <http://www.gnu.org/licenses/>. +*/ + +#ifndef __usbconfig_h_included__ +#define __usbconfig_h_included__ + +/* YOU SHOULD NOT NEED TO MODIFY THIS FILE! All configurations are supposed + * to go into bootloaderconfig.h! + */ + +/* ---------------------------- Hardware Config ---------------------------- */ + +/* All the port and pin assignments, as well as the clock speed and CRC + setting are now in bootloaderconfig.h: */ + +#include "bootloaderconfig.h" + +/* --------------------------- Functional Range ---------------------------- */ + +#define USB_CFG_HAVE_INTRIN_ENDPOINT 0 +/* Define this to 1 if you want to compile a version with two endpoints: The + * default control endpoint 0 and an interrupt-in endpoint (any other endpoint + * number). + */ +#define USB_CFG_HAVE_INTRIN_ENDPOINT3 0 +/* Define this to 1 if you want to compile a version with three endpoints: The + * default control endpoint 0, an interrupt-in endpoint 3 (or the number + * configured below) and a catch-all default interrupt-in endpoint as above. + * You must also define USB_CFG_HAVE_INTRIN_ENDPOINT to 1 for this feature. + */ +#define USB_CFG_EP3_NUMBER 3 +/* If the so-called endpoint 3 is used, it can now be configured to any other + * endpoint number (except 0) with this macro. Default if undefined is 3. + */ +/* #define USB_INITIAL_DATATOKEN USBPID_DATA1 */ +/* The above macro defines the startup condition for data toggling on the + * interrupt/bulk endpoints 1 and 3. Defaults to USBPID_DATA1. + * Since the token is toggled BEFORE sending any data, the first packet is + * sent with the oposite value of this configuration! + */ +#define USB_CFG_IMPLEMENT_HALT 0 +/* Define this to 1 if you also want to implement the ENDPOINT_HALT feature + * for endpoint 1 (interrupt endpoint). Although you may not need this feature, + * it is required by the standard. We have made it a config option because it + * bloats the code considerably. + */ +#define USB_CFG_SUPPRESS_INTR_CODE 0 +/* Define this to 1 if you want to declare interrupt-in endpoints, but don't + * want to send any data over them. If this macro is defined to 1, functions + * usbSetInterrupt() and usbSetInterrupt3() are omitted. This is useful if + * you need the interrupt-in endpoints in order to comply to an interface + * (e.g. HID), but never want to send any data. This option saves a couple + * of bytes in flash memory and the transmit buffers in RAM. + */ +#define USB_CFG_INTR_POLL_INTERVAL 10 +/* If you compile a version with endpoint 1 (interrupt-in), this is the poll + * interval. The value is in milliseconds and must not be less than 10 ms for + * low speed devices. + */ +#ifndef USB_CFG_IS_SELF_POWERED // allow bootloaderconfig.h to override +#define USB_CFG_IS_SELF_POWERED 0 +#endif +/* Define this to 1 if the device has its own power supply. Set it to 0 if the + * device is powered from the USB bus. + */ +#ifndef USB_CFG_MAX_BUS_POWER // allow bootloaderconfig.h to override +#define USB_CFG_MAX_BUS_POWER 100 +#endif +/* Set this variable to the maximum USB bus power consumption of your device. + * The value is in milliamperes. [It will be divided by two since USB + * communicates power requirements in units of 2 mA.] + */ +#define USB_CFG_IMPLEMENT_FN_WRITE 1 +/* Set this to 1 if you want usbFunctionWrite() to be called for control-out + * transfers. Set it to 0 if you don't need it and want to save a couple of + * bytes. + */ +#define USB_CFG_IMPLEMENT_FN_READ 1 +/* Set this to 1 if you need to send control replies which are generated + * "on the fly" when usbFunctionRead() is called. If you only want to send + * data from a static buffer, set it to 0 and return the data from + * usbFunctionSetup(). This saves a couple of bytes. + */ +#define USB_CFG_IMPLEMENT_FN_WRITEOUT 0 +/* Define this to 1 if you want to use interrupt-out (or bulk out) endpoints. + * You must implement the function usbFunctionWriteOut() which receives all + * interrupt/bulk data sent to any endpoint other than 0. The endpoint number + * can be found in 'usbRxToken'. + */ +#define USB_CFG_HAVE_FLOWCONTROL 0 +/* Define this to 1 if you want flowcontrol over USB data. See the definition + * of the macros usbDisableAllRequests() and usbEnableAllRequests() in + * usbdrv.h. + */ +#define USB_CFG_DRIVER_FLASH_PAGE 0 +/* If the device has more than 64 kBytes of flash, define this to the 64 k page + * where the driver's constants (descriptors) are located. Or in other words: + * Define this to 1 for boot loaders on the ATMega128. + */ +#define USB_CFG_LONG_TRANSFERS 0 +/* Define this to 1 if you want to send/receive blocks of more than 254 bytes + * in a single control-in or control-out transfer. Note that the capability + * for long transfers increases the driver size. + */ +#ifndef __ASSEMBLER__ +extern volatile char usbHasRxed; +#endif +#define USB_RX_USER_HOOK(data, len) do { usbHasRxed = 1; } while (0); +/* This macro is a hook if you want to do unconventional things. If it is + * defined, it's inserted at the beginning of received message processing. + * If you eat the received message and don't want default processing to + * proceed, do a return after doing your things. One possible application + * (besides debugging) is to flash a status LED on each packet. + */ +/* #define USB_RESET_HOOK(resetStarts) if(!resetStarts){hadUsbReset();} */ +/* This macro is a hook if you need to know when an USB RESET occurs. It has + * one parameter which distinguishes between the start of RESET state and its + * end. + */ +/* #define USB_SET_ADDRESS_HOOK() hadAddressAssigned(); */ +/* This macro (if defined) is executed when a USB SET_ADDRESS request was + * received. + */ +#define USB_COUNT_SOF 0 +/* define this macro to 1 if you need the global variable "usbSofCount" which + * counts SOF packets. This feature requires that the hardware interrupt is + * connected to D- instead of D+. + */ +/* #ifdef __ASSEMBLER__ + * macro myAssemblerMacro + * in YL, TCNT0 + * sts timer0Snapshot, YL + * endm + * #endif + * #define USB_SOF_HOOK myAssemblerMacro + * This macro (if defined) is executed in the assembler module when a + * Start Of Frame condition is detected. It is recommended to define it to + * the name of an assembler macro which is defined here as well so that more + * than one assembler instruction can be used. The macro may use the register + * YL and modify SREG. If it lasts longer than a couple of cycles, USB messages + * immediately after an SOF pulse may be lost and must be retried by the host. + * What can you do with this hook? Since the SOF signal occurs exactly every + * 1 ms (unless the host is in sleep mode), you can use it to tune OSCCAL in + * designs running on the internal RC oscillator. + * Please note that Start Of Frame detection works only if D- is wired to the + * interrupt, not D+. THIS IS DIFFERENT THAN MOST EXAMPLES! + */ +#define USB_CFG_CHECK_DATA_TOGGLING 0 +/* define this macro to 1 if you want to filter out duplicate data packets + * sent by the host. Duplicates occur only as a consequence of communication + * errors, when the host does not receive an ACK. Please note that you need to + * implement the filtering yourself in usbFunctionWriteOut() and + * usbFunctionWrite(). Use the global usbCurrentDataToken and a static variable + * for each control- and out-endpoint to check for duplicate packets. + */ +#define USB_CFG_HAVE_MEASURE_FRAME_LENGTH 1 +/* define this macro to 1 if you want the function usbMeasureFrameLength() + * compiled in. This function can be used to calibrate the AVR's RC oscillator. + */ +#define USB_USE_FAST_CRC 0 +/* The assembler module has two implementations for the CRC algorithm. One is + * faster, the other is smaller. This CRC routine is only used for transmitted + * messages where timing is not critical. The faster routine needs 31 cycles + * per byte while the smaller one needs 61 to 69 cycles. The faster routine + * may be worth the 32 bytes bigger code size if you transmit lots of data and + * run the AVR close to its limit. + */ + +/* -------------------------- Device Description --------------------------- */ + +#define USB_CFG_VENDOR_ID 0x41, 0x23 /* = 0x16c0 = 5824 = voti.nl */ +/* USB vendor ID for the device, low byte first. If you have registered your + * own Vendor ID, define it here. Otherwise you may use one of obdev's free + * shared VID/PID pairs. Be sure to read USB-IDs-for-free.txt for rules! + */ +#define USB_CFG_DEVICE_ID 0x9F, 0x0c /* = 0x05dc = 1500 */ +/* This is the ID of the product, low byte first. It is interpreted in the + * scope of the vendor ID. If you have registered your own VID with usb.org + * or if you have licensed a PID from somebody else, define it here. Otherwise + * you may use one of obdev's free shared VID/PID pairs. See the file + * USB-IDs-for-free.txt for details! + */ +#define USB_CFG_DEVICE_VERSION 0x00, 0x01 +/* Version number of the device: Minor number first, then major number. + */ +#define USB_CFG_VENDOR_NAME 'A','r','d','u','i','n','o','.','c','c' +#define USB_CFG_VENDOR_NAME_LEN 10 +/* These two values define the vendor name returned by the USB device. The name + * must be given as a list of characters under single quotes. The characters + * are interpreted as Unicode (UTF-16) entities. + * If you don't want a vendor name string, undefine these macros. + * ALWAYS define a vendor name containing your Internet domain name if you use + * obdev's free shared VID/PID pair. See the file USB-IDs-for-free.txt for + * details. + */ +#define USB_CFG_DEVICE_NAME 'G','e','m','m','a' +#define USB_CFG_DEVICE_NAME_LEN 5 +/* Same as above for the device name. If you don't want a device name, undefine + * the macros. See the file USB-IDs-for-free.txt before you assign a name if + * you use a shared VID/PID. + */ +/*#define USB_CFG_SERIAL_NUMBER 'N', 'o', 'n', 'e' */ +/*#define USB_CFG_SERIAL_NUMBER_LEN 0 */ +/* Same as above for the serial number. If you don't want a serial number, + * undefine the macros. + * It may be useful to provide the serial number through other means than at + * compile time. See the section about descriptor properties below for how + * to fine tune control over USB descriptors such as the string descriptor + * for the serial number. + */ +#define USB_CFG_DEVICE_CLASS 0xFF /* set to 0 if deferred to interface */ +#define USB_CFG_DEVICE_SUBCLASS 0 +/* See USB specification if you want to conform to an existing device class. + * Class 0xff is "vendor specific". + */ +#define USB_CFG_INTERFACE_CLASS 0 /* define class here if not at device level */ +#define USB_CFG_INTERFACE_SUBCLASS 0 +#define USB_CFG_INTERFACE_PROTOCOL 0 +/* See USB specification if you want to conform to an existing device class or + * protocol. The following classes must be set at interface level: + * HID class is 3, no subclass and protocol required (but may be useful!) + * CDC class is 2, use subclass 2 and protocol 1 for ACM + */ +/* #define USB_CFG_HID_REPORT_DESCRIPTOR_LENGTH 42 */ +/* Define this to the length of the HID report descriptor, if you implement + * an HID device. Otherwise don't define it or define it to 0. + * If you use this define, you must add a PROGMEM character array named + * "usbHidReportDescriptor" to your code which contains the report descriptor. + * Don't forget to keep the array and this define in sync! + */ + +#define USB_PUBLIC static +/* Use the define above if you #include usbdrv.c instead of linking against it. + * This technique saves a couple of bytes in flash memory. + */ + +/* ------------------- Fine Control over USB Descriptors ------------------- */ +/* If you don't want to use the driver's default USB descriptors, you can + * provide our own. These can be provided as (1) fixed length static data in + * flash memory, (2) fixed length static data in RAM or (3) dynamically at + * runtime in the function usbFunctionDescriptor(). See usbdrv.h for more + * information about this function. + * Descriptor handling is configured through the descriptor's properties. If + * no properties are defined or if they are 0, the default descriptor is used. + * Possible properties are: + * + USB_PROP_IS_DYNAMIC: The data for the descriptor should be fetched + * at runtime via usbFunctionDescriptor(). If the usbMsgPtr mechanism is + * used, the data is in FLASH by default. Add property USB_PROP_IS_RAM if + * you want RAM pointers. + * + USB_PROP_IS_RAM: The data returned by usbFunctionDescriptor() or found + * in static memory is in RAM, not in flash memory. + * + USB_PROP_LENGTH(len): If the data is in static memory (RAM or flash), + * the driver must know the descriptor's length. The descriptor itself is + * found at the address of a well known identifier (see below). + * List of static descriptor names (must be declared PROGMEM if in flash): + * char usbDescriptorDevice[]; + * char usbDescriptorConfiguration[]; + * char usbDescriptorHidReport[]; + * char usbDescriptorString0[]; + * int usbDescriptorStringVendor[]; + * int usbDescriptorStringDevice[]; + * int usbDescriptorStringSerialNumber[]; + * Other descriptors can't be provided statically, they must be provided + * dynamically at runtime. + * + * Descriptor properties are or-ed or added together, e.g.: + * #define USB_CFG_DESCR_PROPS_DEVICE (USB_PROP_IS_RAM | USB_PROP_LENGTH(18)) + * + * The following descriptors are defined: + * USB_CFG_DESCR_PROPS_DEVICE + * USB_CFG_DESCR_PROPS_CONFIGURATION + * USB_CFG_DESCR_PROPS_STRINGS + * USB_CFG_DESCR_PROPS_STRING_0 + * USB_CFG_DESCR_PROPS_STRING_VENDOR + * USB_CFG_DESCR_PROPS_STRING_PRODUCT + * USB_CFG_DESCR_PROPS_STRING_SERIAL_NUMBER + * USB_CFG_DESCR_PROPS_HID + * USB_CFG_DESCR_PROPS_HID_REPORT + * USB_CFG_DESCR_PROPS_UNKNOWN (for all descriptors not handled by the driver) + * + * Note about string descriptors: String descriptors are not just strings, they + * are Unicode strings prefixed with a 2 byte header. Example: + * int serialNumberDescriptor[] = { + * USB_STRING_DESCRIPTOR_HEADER(6), + * 'S', 'e', 'r', 'i', 'a', 'l' + * }; + */ + +#define USB_CFG_DESCR_PROPS_DEVICE 0 +#define USB_CFG_DESCR_PROPS_CONFIGURATION 0 +#define USB_CFG_DESCR_PROPS_STRINGS 0 +#define USB_CFG_DESCR_PROPS_STRING_0 0 +#define USB_CFG_DESCR_PROPS_STRING_VENDOR 0 +#define USB_CFG_DESCR_PROPS_STRING_PRODUCT 0 +#define USB_CFG_DESCR_PROPS_STRING_SERIAL_NUMBER 0 +#define USB_CFG_DESCR_PROPS_HID 0 +#define USB_CFG_DESCR_PROPS_HID_REPORT 0 +#define USB_CFG_DESCR_PROPS_UNKNOWN 0 + +#define usbMsgPtr_t unsigned short // scalar type yields shortest code + +/* ----------------------- Optional MCU Description ------------------------ */ + +/* The following configurations have working defaults in usbdrv.h. You + * usually don't need to set them explicitly. Only if you want to run + * the driver on a device which is not yet supported or with a compiler + * which is not fully supported (such as IAR C) or if you use a differnt + * interrupt than INT0, you may have to define some of these. + */ +#define USB_INTR_CFG PCMSK +#define USB_INTR_CFG_SET (1 << USB_CFG_DPLUS_BIT) +#define USB_INTR_CFG_CLR 0 +#define USB_INTR_ENABLE GIMSK +#define USB_INTR_ENABLE_BIT PCIE +#define USB_INTR_PENDING GIFR +#define USB_INTR_PENDING_BIT PCIF +#define USB_INTR_VECTOR PCINT0_vect + +#endif /* __usbconfig_h_included__ */ diff --git a/bootloaders/gemma/usbconfig.patch b/bootloaders/gemma/usbconfig.patch new file mode 100644 index 0000000..1abb158 --- /dev/null +++ b/bootloaders/gemma/usbconfig.patch @@ -0,0 +1,24 @@ +203c203 +< #define USB_CFG_VENDOR_ID 0x81, 0x17 /* = 0x16c0 = 5824 = voti.nl */ +--- +> #define USB_CFG_VENDOR_ID 0x41, 0x23 /* = 0x16c0 = 5824 = voti.nl */ +208c208 +< #define USB_CFG_DEVICE_ID 0x9F, 0x0C /* = 0x05dc = 1500 */ +--- +> #define USB_CFG_DEVICE_ID 0x9F, 0x0c /* = 0x05dc = 1500 */ +215c215 +< #define USB_CFG_DEVICE_VERSION 0x05, 0x01 +--- +> #define USB_CFG_DEVICE_VERSION 0x00, 0x01 +218,219c218,219 +< #define USB_CFG_VENDOR_NAME 'A','d','a','f','r','u','i','t' +< #define USB_CFG_VENDOR_NAME_LEN 8 +--- +> #define USB_CFG_VENDOR_NAME 'A','r','d','u','i','n','o','.','c','c' +> #define USB_CFG_VENDOR_NAME_LEN 10 +228,229c228,229 +< #define USB_CFG_DEVICE_NAME 'T','r','i','n','k','e','t' +< #define USB_CFG_DEVICE_NAME_LEN 7 +--- +> #define USB_CFG_DEVICE_NAME 'G','e','m','m','a' +> #define USB_CFG_DEVICE_NAME_LEN 5 |