diff options
Diffstat (limited to 'bootloaders/nuevo_diskloader/src/CDC.cpp')
| -rw-r--r-- | bootloaders/nuevo_diskloader/src/CDC.cpp | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/bootloaders/nuevo_diskloader/src/CDC.cpp b/bootloaders/nuevo_diskloader/src/CDC.cpp deleted file mode 100644 index cc798b4..0000000 --- a/bootloaders/nuevo_diskloader/src/CDC.cpp +++ /dev/null @@ -1,173 +0,0 @@ - - -/* 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) */
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