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Moved all source to the trunk directory.

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Dean Camera 2009-02-23 07:08:15 +00:00
parent 4bc7e909f9
commit c1a1b6eeec
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<AVRStudio><MANAGEMENT><ProjectName>BootloaderCDC</ProjectName><Created>30-Sep-2008 14:20:09</Created><LastEdit>30-Sep-2008 14:20:30</LastEdit><ICON>241</ICON><ProjectType>0</ProjectType><Created>30-Sep-2008 14:20:09</Created><Version>4</Version><Build>4, 14, 0, 589</Build><ProjectTypeName>AVR GCC</ProjectTypeName></MANAGEMENT><CODE_CREATION><ObjectFile>BootloaderCDC.elf</ObjectFile><EntryFile></EntryFile><SaveFolder>C:\Users\Dean\Documents\Electronics\Projects\WORK\MyUSBWORK\Bootloaders\CDC\</SaveFolder></CODE_CREATION><DEBUG_TARGET><CURRENT_TARGET></CURRENT_TARGET><CURRENT_PART></CURRENT_PART><BREAKPOINTS></BREAKPOINTS><IO_EXPAND><HIDE>false</HIDE></IO_EXPAND><REGISTERNAMES><Register>R00</Register><Register>R01</Register><Register>R02</Register><Register>R03</Register><Register>R04</Register><Register>R05</Register><Register>R06</Register><Register>R07</Register><Register>R08</Register><Register>R09</Register><Register>R10</Register><Register>R11</Register><Register>R12</Register><Register>R13</Register><Register>R14</Register><Register>R15</Register><Register>R16</Register><Register>R17</Register><Register>R18</Register><Register>R19</Register><Register>R20</Register><Register>R21</Register><Register>R22</Register><Register>R23</Register><Register>R24</Register><Register>R25</Register><Register>R26</Register><Register>R27</Register><Register>R28</Register><Register>R29</Register><Register>R30</Register><Register>R31</Register></REGISTERNAMES><COM>Auto</COM><COMType>0</COMType><WATCHNUM>0</WATCHNUM><WATCHNAMES><Pane0></Pane0><Pane1></Pane1><Pane2></Pane2><Pane3></Pane3></WATCHNAMES><BreakOnTrcaeFull>0</BreakOnTrcaeFull></DEBUG_TARGET><Debugger><Triggers></Triggers></Debugger><AVRGCCPLUGIN><FILES><SOURCEFILE>BootloaderCDC.c</SOURCEFILE><SOURCEFILE>Descriptors.c</SOURCEFILE><HEADERFILE>BootloaderCDC.h</HEADERFILE><HEADERFILE>Descriptors.h</HEADERFILE><OTHERFILE>makefile</OTHERFILE></FILES><CONFIGS><CONFIG><NAME>default</NAME><USESEXTERNALMAKEFILE>YES</USESEXTERNALMAKEFILE><EXTERNALMAKEFILE>makefile</EXTERNALMAKEFILE><PART>atmega128</PART><HEX>1</HEX><LIST>1</LIST><MAP>1</MAP><OUTPUTFILENAME>BootloaderCDC.elf</OUTPUTFILENAME><OUTPUTDIR>default\</OUTPUTDIR><ISDIRTY>1</ISDIRTY><OPTIONS/><INCDIRS/><LIBDIRS/><LIBS/><LINKOBJECTS/><OPTIONSFORALL>-Wall -gdwarf-2 -std=gnu99 -Os -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums</OPTIONSFORALL><LINKEROPTIONS></LINKEROPTIONS><SEGMENTS/></CONFIG></CONFIGS><LASTCONFIG>default</LASTCONFIG><USES_WINAVR>1</USES_WINAVR><GCC_LOC>C:\WinAVR-20080512\bin\avr-gcc.exe</GCC_LOC><MAKE_LOC>C:\WinAVR-20080512\utils\bin\make.exe</MAKE_LOC></AVRGCCPLUGIN><ProjectFiles><Files><Name>C:\Users\Dean\Documents\Electronics\Projects\WORK\MyUSBWORK\Bootloaders\CDC\BootloaderCDC.h</Name><Name>C:\Users\Dean\Documents\Electronics\Projects\WORK\MyUSBWORK\Bootloaders\CDC\Descriptors.h</Name><Name>C:\Users\Dean\Documents\Electronics\Projects\WORK\MyUSBWORK\Bootloaders\CDC\BootloaderCDC.c</Name><Name>C:\Users\Dean\Documents\Electronics\Projects\WORK\MyUSBWORK\Bootloaders\CDC\Descriptors.c</Name></Files></ProjectFiles><IOView><usergroups/><sort sorted="0" column="0" ordername="0" orderaddress="0" ordergroup="0"/></IOView><Files></Files><Events><Bookmarks></Bookmarks></Events><Trace><Filters></Filters></Trace></AVRStudio>

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/*
LUFA Library
Copyright (C) Dean Camera, 2009.
dean [at] fourwalledcubicle [dot] com
www.fourwalledcubicle.com
*/
/*
Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, and distribute this software
and its documentation for any purpose and without fee is hereby
granted, provided that the above copyright notice appear in all
copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name of the author not be used in
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim 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, 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.
*/
/** \file
*
* Main source file for the CDC class bootloader. This file contains the complete bootloader logic.
*/
#define INCLUDE_FROM_BOOTLOADERCDC_C
#include "BootloaderCDC.h"
/* Globals: */
/** Line coding options for the virtual serial port. Although the virtual serial port data is never
* sent through a physical serial port, the line encoding data must still be read and preserved from
* the host, or the host will detect a problem and fail to open the port. This structure contains the
* current encoding options, including baud rate, character format, parity mode and total number of
* bits in each data chunk.
*/
CDC_Line_Coding_t LineCoding = { BaudRateBPS: 9600,
CharFormat: OneStopBit,
ParityType: Parity_None,
DataBits: 8 };
/** Current address counter. This stores the current address of the FLASH or EEPROM as set by the host,
* and is used when reading or writing to the AVRs memory (either FLASH or EEPROM depending on the issued
* command.)
*/
uint16_t CurrAddress;
/** Flag to indicate if the bootloader should be running, or should exit and allow the application code to run
* via a soft reset. When cleared, the bootloader will abort, the USB interface will shut down and the application
* jumped to via an indirect jump to location 0x0000.
*/
bool RunBootloader = true;
/** Main program entry point. This routine configures the hardware required by the bootloader, then continuously
* runs the bootloader processing routine until instructed to soft-exit, or hard-reset via the watchdog to start
* the loaded application code.
*/
int main(void)
{
/* Disable watchdog if enabled by bootloader/fuses */
MCUSR &= ~(1 << WDRF);
wdt_disable();
/* Disable Clock Division */
SetSystemClockPrescaler(0);
/* Relocate the interrupt vector table to the bootloader section */
MCUCR = (1 << IVCE);
MCUCR = (1 << IVSEL);
/* Initialize USB Subsystem */
USB_Init();
while (RunBootloader)
{
USB_USBTask();
CDC_Task();
}
Endpoint_SelectEndpoint(CDC_TX_EPNUM);
/* Wait until any pending transmissions have completed before shutting down */
while (!(Endpoint_ReadWriteAllowed()));
/* Shut down the USB subsystem */
USB_ShutDown();
/* Relocate the interrupt vector table back to the application section */
MCUCR = (1 << IVCE);
MCUCR = 0;
/* Reset any used hardware ports back to their defaults */
PORTD = 0;
DDRD = 0;
#if defined(PORTE)
PORTE = 0;
DDRE = 0;
#endif
/* Re-enable RWW section */
boot_rww_enable();
/* Start the user application */
AppPtr_t AppStartPtr = (AppPtr_t)0x0000;
AppStartPtr();
}
/** Event handler for the USB_Disconnect event. This indicates that the bootloader should exit and the user
* application started.
*/
EVENT_HANDLER(USB_Disconnect)
{
/* Upon disconnection, run user application */
RunBootloader = false;
}
/** Event handler for the USB_ConfigurationChanged event. This configures the device's endpoints ready
* to relay data to and from the attached USB host.
*/
EVENT_HANDLER(USB_ConfigurationChanged)
{
/* Setup CDC Notification, Rx and Tx Endpoints */
Endpoint_ConfigureEndpoint(CDC_NOTIFICATION_EPNUM, EP_TYPE_INTERRUPT,
ENDPOINT_DIR_IN, CDC_NOTIFICATION_EPSIZE,
ENDPOINT_BANK_SINGLE);
Endpoint_ConfigureEndpoint(CDC_TX_EPNUM, EP_TYPE_BULK,
ENDPOINT_DIR_IN, CDC_TXRX_EPSIZE,
ENDPOINT_BANK_SINGLE);
Endpoint_ConfigureEndpoint(CDC_RX_EPNUM, EP_TYPE_BULK,
ENDPOINT_DIR_OUT, CDC_TXRX_EPSIZE,
ENDPOINT_BANK_SINGLE);
}
/** Event handler for the USB_UnhandledControlPacket event. This is used to catch standard and class specific
* control requests that are not handled internally by the USB library, so that they can be handled appropriately
* for the application.
*/
EVENT_HANDLER(USB_UnhandledControlPacket)
{
uint8_t* LineCodingData = (uint8_t*)&LineCoding;
Endpoint_Discard_Word();
/* Process CDC specific control requests */
switch (bRequest)
{
case REQ_GetLineEncoding:
if (bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))
{
Endpoint_ClearSetupReceived();
for (uint8_t i = 0; i < sizeof(LineCoding); i++)
Endpoint_Write_Byte(*(LineCodingData++));
Endpoint_ClearSetupIN();
while (!(Endpoint_IsSetupOUTReceived()));
Endpoint_ClearSetupOUT();
}
break;
case REQ_SetLineEncoding:
if (bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))
{
Endpoint_ClearSetupReceived();
while (!(Endpoint_IsSetupOUTReceived()));
for (uint8_t i = 0; i < sizeof(LineCoding); i++)
*(LineCodingData++) = Endpoint_Read_Byte();
Endpoint_ClearSetupOUT();
while (!(Endpoint_IsSetupINReady()));
Endpoint_ClearSetupIN();
}
break;
case REQ_SetControlLineState:
if (bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))
{
Endpoint_ClearSetupReceived();
while (!(Endpoint_IsSetupINReady()));
Endpoint_ClearSetupIN();
}
break;
}
}
/** Reads or writes a block of EEPROM or FLASH memory to or from the appropriate CDC data endpoint, depending
* on the AVR910 protocol command issued.
*
* \param Command Single character AVR910 protocol command indicating what memory operation to perform
*/
static void ProgramReadWriteMemoryBlock(const uint8_t Command)
{
uint16_t BlockSize;
char MemoryType;
bool HighByte = false;
uint8_t LowByte = 0;
BlockSize = (FetchNextCommandByte() << 8);
BlockSize |= FetchNextCommandByte();
MemoryType = FetchNextCommandByte();
if ((MemoryType == 'E') || (MemoryType == 'F'))
{
/* Check if command is to read memory */
if (Command == 'g')
{
/* Re-enable RWW section */
boot_rww_enable();
while (BlockSize--)
{
if (MemoryType == 'E')
{
/* Read the next EEPROM byte into the endpoint */
WriteNextResponseByte(eeprom_read_byte((uint8_t*)CurrAddress));
/* Increment the address counter after use */
CurrAddress++;
}
else
{
/* Read the next FLASH byte from the current FLASH page */
#if defined(RAMPZ)
WriteNextResponseByte(pgm_read_byte_far(((uint32_t)CurrAddress << 1) + HighByte));
#else
WriteNextResponseByte(pgm_read_byte((CurrAddress << 1) + HighByte));
#endif
/* If both bytes in current word have been read, increment the address counter */
if (HighByte)
CurrAddress++;
HighByte ^= 1;
}
}
}
else
{
uint32_t PageStartAddress = ((uint32_t)CurrAddress << 1);
if (MemoryType == 'F')
{
boot_page_erase(PageStartAddress);
boot_spm_busy_wait();
}
while (BlockSize--)
{
if (MemoryType == 'E')
{
/* Write the next EEPROM byte from the endpoint */
eeprom_write_byte((uint8_t*)CurrAddress, FetchNextCommandByte());
/* Increment the address counter after use */
CurrAddress++;
}
else
{
/* If both bytes in current word have been written, increment the address counter */
if (HighByte)
{
/* Write the next FLASH word to the current FLASH page */
boot_page_fill(((uint32_t)CurrAddress << 1), ((FetchNextCommandByte() << 8) | LowByte));
HighByte = false;
/* Increment the address counter after use */
CurrAddress++;
}
else
{
LowByte = FetchNextCommandByte();
HighByte = true;
}
}
}
/* If in FLASH programming mode, commit the page after writing */
if (MemoryType == 'F')
{
/* Commit the flash page to memory */
boot_page_write(PageStartAddress);
/* Wait until write operation has completed */
boot_spm_busy_wait();
}
/* Send response byte back to the host */
WriteNextResponseByte('\r');
}
}
else
{
/* Send error byte back to the host */
WriteNextResponseByte('?');
}
}
/** Retrieves the next byte from the host in the CDC data OUT endpoint, and clears the endpoint bank if needed
* to allow reception of the next data packet from the host.
*
* \return Next received byte from the host in the CDC data OUT endpoint
*/
static uint8_t FetchNextCommandByte(void)
{
/* Select the OUT endpoint so that the next data byte can be read */
Endpoint_SelectEndpoint(CDC_RX_EPNUM);
/* If OUT endpoint empty, clear it and wait for the next packet from the host */
if (!(Endpoint_ReadWriteAllowed()))
{
Endpoint_ClearCurrentBank();
while (!(Endpoint_ReadWriteAllowed()));
}
/* Fetch the next byte from the OUT endpoint */
return Endpoint_Read_Byte();
}
/** Writes the next response byte to the CDC data IN endpoint, and sends the endpoint back if needed to free up the
* bank when full ready for the next byte in the packet to the host.
*
* \param Response Next response byte to send to the host
*/
static void WriteNextResponseByte(const uint8_t Response)
{
/* Select the IN endpoint so that the next data byte can be written */
Endpoint_SelectEndpoint(CDC_TX_EPNUM);
/* If OUT endpoint empty, clear it and wait for the next packet from the host */
if (!(Endpoint_ReadWriteAllowed()))
{
Endpoint_ClearCurrentBank();
while (!(Endpoint_ReadWriteAllowed()));
}
/* Write the next byte to the OUT endpoint */
Endpoint_Write_Byte(Response);
}
/** Task to read in AVR910 commands from the CDC data OUT endpoint, process them, perform the required actions
* and send the appropriate response back to the host.
*/
TASK(CDC_Task)
{
/* Select the OUT endpoint */
Endpoint_SelectEndpoint(CDC_RX_EPNUM);
/* Check if endpoint has a command in it sent from the host */
if (Endpoint_ReadWriteAllowed())
{
/* Read in the bootloader command (first byte sent from host) */
uint8_t Command = FetchNextCommandByte();
if ((Command == 'L') || (Command == 'P') || (Command == 'T') || (Command == 'E'))
{
if (Command == 'E')
RunBootloader = false;
if (Command == 'T')
FetchNextCommandByte();
/* Send confirmation byte back to the host */
WriteNextResponseByte('\r');
}
else if (Command == 't')
{
/* Return ATMEGA128 part code - this is only to allow AVRProg to use the bootloader */
WriteNextResponseByte(0x44);
WriteNextResponseByte(0x00);
}
else if (Command == 'a')
{
/* Indicate auto-address increment is supported */
WriteNextResponseByte('Y');
}
else if (Command == 'A')
{
/* Set the current address to that given by the host */
CurrAddress = (FetchNextCommandByte() << 8);
CurrAddress |= FetchNextCommandByte();
/* Send confirmation byte back to the host */
WriteNextResponseByte('\r');
}
else if (Command == 'p')
{
/* Indicate serial programmer back to the host */
WriteNextResponseByte('S');
}
else if (Command == 'S')
{
/* Write the 7-byte software identifier to the endpoint */
for (uint8_t CurrByte = 0; CurrByte < 7; CurrByte++)
WriteNextResponseByte(SOFTWARE_IDENTIFIER[CurrByte]);
}
else if (Command == 'V')
{
WriteNextResponseByte('0' + BOOTLOADER_VERSION_MAJOR);
WriteNextResponseByte('0' + BOOTLOADER_VERSION_MINOR);
}
else if (Command == 's')
{
WriteNextResponseByte(boot_signature_byte_get(4));
WriteNextResponseByte(boot_signature_byte_get(2));
WriteNextResponseByte(boot_signature_byte_get(0));
}
else if (Command == 'b')
{
WriteNextResponseByte('Y');
/* Send block size to the host */
WriteNextResponseByte(SPM_PAGESIZE >> 8);
WriteNextResponseByte(SPM_PAGESIZE & 0xFF);
}
else if (Command == 'e')
{
/* Clear the application section of flash */
for (uint32_t CurrFlashAddress = 0; CurrFlashAddress < BOOT_START_ADDR; CurrFlashAddress++)
{
boot_page_erase(CurrFlashAddress);
boot_spm_busy_wait();
boot_page_write(CurrFlashAddress);
boot_spm_busy_wait();
CurrFlashAddress += SPM_PAGESIZE;
}
/* Send confirmation byte back to the host */
WriteNextResponseByte('\r');
}
else if (Command == 'l')
{
/* Set the lock bits to those given by the host */
boot_lock_bits_set(FetchNextCommandByte());
/* Send confirmation byte back to the host */
WriteNextResponseByte('\r');
}
else if (Command == 'r')
{
WriteNextResponseByte(boot_lock_fuse_bits_get(GET_LOCK_BITS));
}
else if (Command == 'F')
{
WriteNextResponseByte(boot_lock_fuse_bits_get(GET_LOW_FUSE_BITS));
}
else if (Command == 'N')
{
WriteNextResponseByte(boot_lock_fuse_bits_get(GET_HIGH_FUSE_BITS));
}
else if (Command == 'Q')
{
WriteNextResponseByte(boot_lock_fuse_bits_get(GET_EXTENDED_FUSE_BITS));
}
else if ((Command == 'C') || (Command == 'c'))
{
if (Command == 'c')
{
/* Increment the address if the second byte is being written */
CurrAddress++;
}
/* Write the high byte to the current flash page */
boot_page_fill(((uint32_t)CurrAddress << 1), FetchNextCommandByte());
/* Send confirmation byte back to the host */
WriteNextResponseByte('\r');
}
else if (Command == 'm')
{
/* Commit the flash page to memory */
boot_page_write((uint32_t)CurrAddress << 1);
/* Wait until write operation has completed */
boot_spm_busy_wait();
/* Send confirmation byte back to the host */
WriteNextResponseByte('\r');
}
else if ((Command == 'B') || (Command == 'g'))
{
/* Delegate the block write/read to a seperate function for clarity */
ProgramReadWriteMemoryBlock(Command);
}
else if (Command == 'R')
{
#if defined(RAMPZ)
uint16_t ProgramWord = pgm_read_word_far(((uint32_t)CurrAddress << 1));
#else
uint16_t ProgramWord = pgm_read_word(CurrAddress << 1);
#endif
WriteNextResponseByte(ProgramWord >> 8);
WriteNextResponseByte(ProgramWord & 0xFF);
}
else if (Command == 'D')
{
/* Read the byte from the endpoint and write it to the EEPROM */
eeprom_write_byte((uint8_t*)CurrAddress, FetchNextCommandByte());
/* Increment the address after use */
CurrAddress++;
/* Send confirmation byte back to the host */
WriteNextResponseByte('\r');
}
else if (Command == 'd')
{
/* Read the EEPROM byte and write it to the endpoint */
WriteNextResponseByte(eeprom_read_byte((uint8_t*)CurrAddress));
/* Increment the address after use */
CurrAddress++;
}
else if (Command == 27)
{
/* Escape is sync, ignore */
}
else
{
/* Unknown command, return fail code */
WriteNextResponseByte('?');
}
/* Select the IN endpoint */
Endpoint_SelectEndpoint(CDC_TX_EPNUM);
/* Remember if the endpoint is completely full before clearing it */
bool IsEndpointFull = !(Endpoint_ReadWriteAllowed());
/* Send the endpoint data to the host */
Endpoint_ClearCurrentBank();
/* If a full endpoint's worth of data was sent, we need to send an empty packet afterwards to signal end of transfer */
if (IsEndpointFull)
{
while (!(Endpoint_ReadWriteAllowed()));
Endpoint_ClearCurrentBank();
}
/* Select the OUT endpoint */
Endpoint_SelectEndpoint(CDC_RX_EPNUM);
/* Acknowledge the command from the host */
Endpoint_ClearCurrentBank();
}
}

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/*
LUFA Library
Copyright (C) Dean Camera, 2009.
dean [at] fourwalledcubicle [dot] com
www.fourwalledcubicle.com
*/
/*
Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, and distribute this software
and its documentation for any purpose and without fee is hereby
granted, provided that the above copyright notice appear in all
copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name of the author not be used in
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim 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, 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.
*/
/** \file
*
* Header file for BootloaderCDC.c.
*/
#ifndef _CDC_H_
#define _CDC_H_
/* Includes: */
#include <avr/io.h>
#include <avr/wdt.h>
#include <avr/boot.h>
#include <avr/eeprom.h>
#include <stdbool.h>
#include "Descriptors.h"
#include <LUFA/Drivers/USB/USB.h> // USB Functionality
/* Macros: */
/** CDC Class Specific request to get the line encoding on a CDC-ACM virtual serial port, including the
* baud rate, parity, stop bits and data bits.
*/
#define REQ_GetLineEncoding 0x21
/** CDC Class Specific request to set the line encoding on a CDC-ACM virtual serial port, including the
* baud rate, parity, stop bits and data bits.
*/
#define REQ_SetLineEncoding 0x20
/** CDC Class Specific request to set the state of the serial handshake lines (such as DCD and RTS) on
* a CDC-ACM virtual serial port.
*/
#define REQ_SetControlLineState 0x22
/** Version major of the CDC bootloader. */
#define BOOTLOADER_VERSION_MAJOR 0x01
/** Version minor of the CDC bootloader. */
#define BOOTLOADER_VERSION_MINOR 0x00
/** Hardware version major of the CDC bootloader. */
#define BOOTLOADER_HWVERSION_MAJOR 0x01
/** Hardware version minor of the CDC bootloader. */
#define BOOTLOADER_HWVERSION_MINOR 0x00
/** Eight character bootloader firmware identifier reported to the host when requested */
#define SOFTWARE_IDENTIFIER "LUFA-CDC"
/* Event Handlers: */
/** Indicates that this module will catch the USB_Disconnect event when thrown by the library. */
HANDLES_EVENT(USB_Disconnect);
/** Indicates that this module will catch the USB_ConfigurationChanged event when thrown by the library. */
HANDLES_EVENT(USB_ConfigurationChanged);
/** Indicates that this module will catch the USB_UnhandledControlPacket event when thrown by the library. */
HANDLES_EVENT(USB_UnhandledControlPacket);
/* Type Defines: */
/** Type define for a non-returning pointer to the start of the loaded application in flash memory. */
typedef void (*AppPtr_t)(void) ATTR_NO_RETURN;
/** Type define for the CDC-ACM virtual serial port line encoding options, including baud rate, format, parity
* and size of each data chunk in bits.
*/
typedef struct
{
uint32_t BaudRateBPS; /**< Baud rate in BPS */
uint8_t CharFormat; /**< Character format, an entry from the BootloaderCDC_CDC_LineCodingFormats_t enum */
uint8_t ParityType; /**< Parity mode, an entry from the BootloaderCDC_CDC_LineCodeingParity_t enum */
uint8_t DataBits; /**< Size of each data chunk, in bits */
} CDC_Line_Coding_t;
/* Enums: */
/** Enum for the possible line encoding formats on a CDC-ACM virtual serial port */
enum BootloaderCDC_CDC_LineCodingFormats_t
{
OneStopBit = 0, /**< Single stop bit */
OneAndAHalfStopBits = 1, /**< 1.5 stop bits */
TwoStopBits = 2, /**< Two stop bits */
};
/** Enum for the possible parity modes on a CDC-ACM virtual serial port */
enum BootloaderCDC_CDC_LineCodeingParity_t
{
Parity_None = 0, /**< No data parity checking */
Parity_Odd = 1, /**< Odd data parity checking */
Parity_Even = 2, /**< Even data parity checking */
Parity_Mark = 3, /**< Mark data parity checking */
Parity_Space = 4, /**< Space data parity checking */
};
/* Tasks: */
TASK(CDC_Task);
/* Function Prototypes: */
#if defined(INCLUDE_FROM_BOOTLOADERCDC_C) || defined(__DOXYGEN__)
static void ProgramReadWriteMemoryBlock(const uint8_t Command);
static uint8_t FetchNextCommandByte(void);
static void WriteNextResponseByte(const uint8_t Response);
#endif
#endif

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/** \file
*
* This file contains special DoxyGen information for the generation of the main page and other special
* documentation pages. It is not a project source file.
*/
/** \mainpage CDC Class USB AVR Bootloader
*
* This bootloader enumerates to the host as a CDC Class device (virtual serial port), allowing for AVR109
* protocol compatible programming software to load firmware onto the AVR.
*
* Out of the box this bootloader builds for the USB1287, and will fit into 4KB of bootloader space. If
* you wish to enlarge this space and/or change the AVR model, you will need to edit the BOOT_START and MCU
* values in the accompanying makefile.
*
* This bootloader is compatible with the open source application AVRDUDE, or Atmel's AVRPROG.
*
* <table>
* <tr>
* <td><b>USB Mode:</b></td>
* <td>Device</td>
* </tr>
* <tr>
* <td><b>USB Class:</b></td>
* <td>Communications Device Class (CDC)</td>
* </tr>
* <tr>
* <td><b>USB Subclass:</b></td>
* <td>Abstract Control Model (ACM)</td>
* </tr>
* <tr>
* <td><b>Relevant Standards:</b></td>
* <td>USBIF CDC Class Standard</td>
* </tr>
* <tr>
* <td><b>Usable Speeds:</b></td>
* <td>Full Speed Mode</td>
* </tr>
* </table>
*/

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Bootloaders/CDC/Descriptors.c Normal file
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/*
LUFA Library
Copyright (C) Dean Camera, 2009.
dean [at] fourwalledcubicle [dot] com
www.fourwalledcubicle.com
*/
/*
Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, and distribute this software
and its documentation for any purpose and without fee is hereby
granted, provided that the above copyright notice appear in all
copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name of the author not be used in
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim 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, 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.
*/
/** \file
*
* USB Device Descriptors, for library use when in USB device mode. Descriptors are special
* computer-readable structures which the host requests upon device enumeration, to determine
* the device's capabilities and functions.
*/
#include "Descriptors.h"
/** Device descriptor structure. This descriptor, located in SRAM memory, describes the overall
* device characteristics, including the supported USB version, control endpoint size and the
* number of device configurations. The descriptor is read out by the USB host when the enumeration
* process begins.
*/
USB_Descriptor_Device_t DeviceDescriptor =
{
Header: {Size: sizeof(USB_Descriptor_Device_t), Type: DTYPE_Device},
USBSpecification: VERSION_BCD(01.10),
Class: 0x02,
SubClass: 0x00,
Protocol: 0x00,
Endpoint0Size: FIXED_CONTROL_ENDPOINT_SIZE,
VendorID: 0x03EB,
ProductID: 0x204A,
ReleaseNumber: 0x0000,
ManufacturerStrIndex: NO_DESCRIPTOR,
ProductStrIndex: 0x01,
SerialNumStrIndex: NO_DESCRIPTOR,
NumberOfConfigurations: 1
};
/** Configuration descriptor structure. This descriptor, located in SRAM memory, describes the usage
* of the device in one of its supported configurations, including information about any device interfaces
* and endpoints. The descriptor is read out by the USB host during the enumeration process when selecting
* a configuration so that the host may correctly communicate with the USB device.
*/
USB_Descriptor_Configuration_t ConfigurationDescriptor =
{
Config:
{
Header: {Size: sizeof(USB_Descriptor_Configuration_Header_t), Type: DTYPE_Configuration},
TotalConfigurationSize: sizeof(USB_Descriptor_Configuration_t),
TotalInterfaces: 2,
ConfigurationNumber: 1,
ConfigurationStrIndex: NO_DESCRIPTOR,
ConfigAttributes: (USB_CONFIG_ATTR_BUSPOWERED | USB_CONFIG_ATTR_SELFPOWERED),
MaxPowerConsumption: USB_CONFIG_POWER_MA(100)
},
CCI_Interface:
{
Header: {Size: sizeof(USB_Descriptor_Interface_t), Type: DTYPE_Interface},
InterfaceNumber: 0,
AlternateSetting: 0,
TotalEndpoints: 1,
Class: 0x02,
SubClass: 0x02,
Protocol: 0x01,
InterfaceStrIndex: NO_DESCRIPTOR
},
CDC_Functional_IntHeader:
{
Header: {Size: sizeof(CDC_FUNCTIONAL_DESCRIPTOR(2)), Type: 0x24},
SubType: 0x00,
Data: {0x10, 0x01}
},
CDC_Functional_CallManagement:
{
Header: {Size: sizeof(CDC_FUNCTIONAL_DESCRIPTOR(2)), Type: 0x24},
SubType: 0x01,
Data: {0x03, 0x01}
},
CDC_Functional_AbstractControlManagement:
{
Header: {Size: sizeof(CDC_FUNCTIONAL_DESCRIPTOR(1)), Type: 0x24},
SubType: 0x02,
Data: {0x06}
},
CDC_Functional_Union:
{
Header: {Size: sizeof(CDC_FUNCTIONAL_DESCRIPTOR(2)), Type: 0x24},
SubType: 0x06,
Data: {0x00, 0x01}
},
ManagementEndpoint:
{
Header: {Size: sizeof(USB_Descriptor_Endpoint_t), Type: DTYPE_Endpoint},
EndpointAddress: (ENDPOINT_DESCRIPTOR_DIR_IN | CDC_NOTIFICATION_EPNUM),
Attributes: EP_TYPE_INTERRUPT,
EndpointSize: CDC_NOTIFICATION_EPSIZE,
PollingIntervalMS: 0x02
},
DCI_Interface:
{
Header: {Size: sizeof(USB_Descriptor_Interface_t), Type: DTYPE_Interface},
InterfaceNumber: 1,
AlternateSetting: 0,
TotalEndpoints: 2,
Class: 0x0A,
SubClass: 0x00,
Protocol: 0x00,
InterfaceStrIndex: NO_DESCRIPTOR
},
DataOutEndpoint:
{
Header: {Size: sizeof(USB_Descriptor_Endpoint_t), Type: DTYPE_Endpoint},
EndpointAddress: (ENDPOINT_DESCRIPTOR_DIR_OUT | CDC_RX_EPNUM),
Attributes: EP_TYPE_BULK,
EndpointSize: CDC_TXRX_EPSIZE,
PollingIntervalMS: 0x00
},
DataInEndpoint:
{
Header: {Size: sizeof(USB_Descriptor_Endpoint_t), Type: DTYPE_Endpoint},
EndpointAddress: (ENDPOINT_DESCRIPTOR_DIR_IN | CDC_TX_EPNUM),
Attributes: EP_TYPE_BULK,
EndpointSize: CDC_TXRX_EPSIZE,
PollingIntervalMS: 0x00
}
};
/** Language descriptor structure. This descriptor, located in SRAM memory, is returned when the host requests
* the string descriptor with index 0 (the first index). It is actually an array of 16-bit integers, which indicate
* via the language ID table available at USB.org what languages the device supports for its string descriptors.
*/
USB_Descriptor_String_t LanguageString =
{
Header: {Size: USB_STRING_LEN(1), Type: DTYPE_String},
UnicodeString: {LANGUAGE_ID_ENG}
};
/** Product descriptor string. This is a Unicode string containing the product's details in human readable form,
* and is read out upon request by the host when the appropriate string ID is requested, listed in the Device
* Descriptor.
*/
USB_Descriptor_String_t ProductString =
{
Header: {Size: USB_STRING_LEN(15), Type: DTYPE_String},
UnicodeString: L"AVR CDC Bootloader"
};
/** This function is called by the library when in device mode, and must be overridden (see StdDescriptors.h
* documentation) by the application code so that the address and size of a requested descriptor can be given
* to the USB library. When the device recieves a Get Descriptor request on the control endpoint, this function
* is called so that the descriptor details can be passed back and the appropriate descriptor sent back to the
* USB host.
*/
uint16_t USB_GetDescriptor(const uint16_t wValue, const uint8_t wIndex, void** const DescriptorAddress)
{
const uint8_t DescriptorType = (wValue >> 8);
const uint8_t DescriptorNumber = (wValue & 0xFF);
void* Address = NULL;
uint16_t Size = NO_DESCRIPTOR;
switch (DescriptorType)
{
case DTYPE_Device:
Address = DESCRIPTOR_ADDRESS(DeviceDescriptor);
Size = sizeof(USB_Descriptor_Device_t);
break;
case DTYPE_Configuration:
Address = DESCRIPTOR_ADDRESS(ConfigurationDescriptor);
Size = sizeof(USB_Descriptor_Configuration_t);
break;
case DTYPE_String:
if (!(DescriptorNumber))
{
Address = DESCRIPTOR_ADDRESS(LanguageString);
Size = LanguageString.Header.Size;
}
else
{
Address = DESCRIPTOR_ADDRESS(ProductString);
Size = ProductString.Header.Size;
}
break;
}
*DescriptorAddress = Address;
return Size;
}

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/*
LUFA Library
Copyright (C) Dean Camera, 2009.
dean [at] fourwalledcubicle [dot] com
www.fourwalledcubicle.com
*/
/*
Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, and distribute this software
and its documentation for any purpose and without fee is hereby
granted, provided that the above copyright notice appear in all
copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name of the author not be used in
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim 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, 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.
*/
/** \file
*
* Header file for Descriptors.c.
*/
#ifndef _DESCRIPTORS_H_
#define _DESCRIPTORS_H_
/* Includes: */
#include <LUFA/Drivers/USB/USB.h>
/* Macros: */
/** Structure for a CDC class Functional descriptor, with a given data size. This is used instead of a
* type define so that the same macro can be used for functional descriptors of varying data lengths,
* while allowing the sizeof() operator to return correct results.
*
* \param DataSize Size of the functional descriptor's data payload, in bytes
*/
#define CDC_FUNCTIONAL_DESCRIPTOR(DataSize) \
struct \
{ \
USB_Descriptor_Header_t Header; \
uint8_t SubType; \
uint8_t Data[DataSize]; \
}
/** Endpoint number for the CDC control interface event notification endpoint. */
#define CDC_NOTIFICATION_EPNUM 3
/** Size of the CDC control interface notification endpoint bank, in bytes */
#define CDC_NOTIFICATION_EPSIZE 8
/** Endpoint number for the CDC data interface TX (data IN) endpoint */
#define CDC_TX_EPNUM 1
/** Endpoint number for the CDC data interface RX (data OUT) endpoint */
#define CDC_RX_EPNUM 2
/** Size of the CDC data interface TX and RX data endpoint banks, in bytes */
#define CDC_TXRX_EPSIZE 16
/* Type Defines: */
/** Type define for the device configuration descriptor structure. This must be defined in the
* application code, as the configuration descriptor contains several sub-descriptors which
* vary between devices, and which describe the device's usage to the host.
*/
typedef struct
{
USB_Descriptor_Configuration_Header_t Config;
USB_Descriptor_Interface_t CCI_Interface;
CDC_FUNCTIONAL_DESCRIPTOR(2) CDC_Functional_IntHeader;
CDC_FUNCTIONAL_DESCRIPTOR(2) CDC_Functional_CallManagement;
CDC_FUNCTIONAL_DESCRIPTOR(1) CDC_Functional_AbstractControlManagement;
CDC_FUNCTIONAL_DESCRIPTOR(2) CDC_Functional_Union;
USB_Descriptor_Endpoint_t ManagementEndpoint;
USB_Descriptor_Interface_t DCI_Interface;
USB_Descriptor_Endpoint_t DataOutEndpoint;
USB_Descriptor_Endpoint_t DataInEndpoint;
} USB_Descriptor_Configuration_t;
/* Function Prototypes: */
uint16_t USB_GetDescriptor(const uint16_t wValue, const uint8_t wIndex, void** const DescriptorAddress)
ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
#endif

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Bootloaders/CDC/Doxygen.conf Normal file
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55
Bootloaders/CDC/LUFA CDC Bootloader.inf Normal file
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; Windows LUFA CDC Setup File
; Copyright (c) 2000 Microsoft Corporation
[Version]
Signature="$Windows NT$"
Class=Ports
ClassGuid={4D36E978-E325-11CE-BFC1-08002BE10318}
Provider=%COMPANY%
LayoutFile=layout.inf
DriverVer=06/06/2006,1.0.0.0
[Manufacturer]
%MFGNAME% = ManufName
[DestinationDirs]
DefaultDestDir=12
[ManufName]
%Modem3% = Modem3, USB\VID_03EB&PID_204A
;------------------------------------------------------------------------------
; Windows 2000/XP Sections
;------------------------------------------------------------------------------
[Modem3.nt]
CopyFiles=USBModemCopyFileSection
AddReg=Modem3.nt.AddReg
[USBModemCopyFileSection]
usbser.sys,,,0x20
[Modem3.nt.AddReg]
HKR,,DevLoader,,*ntkern
HKR,,NTMPDriver,,usbser.sys
HKR,,EnumPropPages32,,"MsPorts.dll,SerialPortPropPageProvider"
[Modem3.nt.Services]
AddService=usbser, 0x00000002, DriverService
[DriverService]
DisplayName=%SERVICE%
ServiceType=1
StartType=3
ErrorControl=1
ServiceBinary=%12%\usbser.sys
;------------------------------------------------------------------------------
; String Definitions
;------------------------------------------------------------------------------
[Strings]
COMPANY="LUFA Library"
MFGNAME="Dean Camera"
Modem3="USB AVR109 Bootloader"
SERVICE="USB Virtual Serial Port CDC Driver"

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Bootloaders/CDC/makefile Normal file
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# Hey Emacs, this is a -*- makefile -*-
#----------------------------------------------------------------------------
# WinAVR Makefile Template written by Eric B. Weddington, Jörg Wunsch, et al.
# >> Modified for use with the LUFA project. <<
#
# Released to the Public Domain
#
# Additional material for this makefile was written by:
# Peter Fleury
# Tim Henigan
# Colin O'Flynn
# Reiner Patommel
# Markus Pfaff
# Sander Pool
# Frederik Rouleau
# Carlos Lamas
# Dean Camera
# Opendous Inc.
# Denver Gingerich
#
#----------------------------------------------------------------------------
# On command line:
#
# make all = Make software.
#
# make clean = Clean out built project files.
#
# make coff = Convert ELF to AVR COFF.
#
# make extcoff = Convert ELF to AVR Extended COFF.
#
# make program = Download the hex file to the device, using avrdude.
# Please customize the avrdude settings below first!
#
# make dfu = Download the hex file to the device, using dfu-programmer (must
# have dfu-programmer installed).
#
# make flip = Download the hex file to the device, using Atmel FLIP (must
# have Atmel FLIP installed).
#
# make dfu-ee = Download the eeprom file to the device, using dfu-programmer
# (must have dfu-programmer installed).
#
# make flip-ee = Download the eeprom file to the device, using Atmel FLIP
# (must have Atmel FLIP installed).
#
# make doxygen = Generate DoxyGen documentation for the project (must have
# DoxyGen installed)
#
# make debug = Start either simulavr or avarice as specified for debugging,
# with avr-gdb or avr-insight as the front end for debugging.
#
# make filename.s = Just compile filename.c into the assembler code only.
#
# make filename.i = Create a preprocessed source file for use in submitting
# bug reports to the GCC project.
#
# To rebuild project do "make clean" then "make all".
#----------------------------------------------------------------------------
# MCU name
MCU = at90usb1287
# Target board (see library BoardTypes.h documentation, USER or blank for projects not requiring
# LUFA board drivers). If USER is selected, put custom board drivers in a directory called
# "Board" inside the application directory.
BOARD = USBKEY
# Processor frequency.
# This will define a symbol, F_CPU, in all source code files equal to the
# processor frequency. You can then use this symbol in your source code to
# calculate timings. Do NOT tack on a 'UL' at the end, this will be done
# automatically to create a 32-bit value in your source code.
# Typical values are:
# F_CPU = 1000000
# F_CPU = 1843200
# F_CPU = 2000000
# F_CPU = 3686400
# F_CPU = 4000000
# F_CPU = 7372800
# F_CPU = 8000000
# F_CPU = 11059200
# F_CPU = 14745600
# F_CPU = 16000000
# F_CPU = 18432000
# F_CPU = 20000000
F_CPU = 8000000
# Output format. (can be srec, ihex, binary)
FORMAT = ihex
# Target file name (without extension).
TARGET = BootloaderCDC
# Object files directory
# To put object files in current directory, use a dot (.), do NOT make
# this an empty or blank macro!
OBJDIR = .
# List C source files here. (C dependencies are automatically generated.)
SRC = $(TARGET).c \
Descriptors.c \
../../LUFA/Drivers/USB/LowLevel/LowLevel.c \
../../LUFA/Drivers/USB/LowLevel/Endpoint.c \
../../LUFA/Drivers/USB/LowLevel/DevChapter9.c \
../../LUFA/Drivers/USB/HighLevel/USBTask.c \
../../LUFA/Drivers/USB/HighLevel/USBInterrupt.c \
../../LUFA/Drivers/USB/HighLevel/Events.c \
../../LUFA/Drivers/USB/HighLevel/StdDescriptors.c \
# List C++ source files here. (C dependencies are automatically generated.)
CPPSRC =
# List Assembler source files here.
# Make them always end in a capital .S. Files ending in a lowercase .s
# will not be considered source files but generated files (assembler
# output from the compiler), and will be deleted upon "make clean"!
# Even though the DOS/Win* filesystem matches both .s and .S the same,
# it will preserve the spelling of the filenames, and gcc itself does
# care about how the name is spelled on its command-line.
ASRC =
# Optimization level, can be [0, 1, 2, 3, s].
# 0 = turn off optimization. s = optimize for size.
# (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
OPT = s
# Debugging format.
# Native formats for AVR-GCC's -g are dwarf-2 [default] or stabs.
# AVR Studio 4.10 requires dwarf-2.
# AVR [Extended] COFF format requires stabs, plus an avr-objcopy run.
DEBUG = dwarf-2
# List any extra directories to look for include files here.
# Each directory must be seperated by a space.
# Use forward slashes for directory separators.
# For a directory that has spaces, enclose it in quotes.
EXTRAINCDIRS = ../../
# Compiler flag to set the C Standard level.
# c89 = "ANSI" C
# gnu89 = c89 plus GCC extensions
# c99 = ISO C99 standard (not yet fully implemented)
# gnu99 = c99 plus GCC extensions
CSTANDARD = -std=gnu99
# Starting byte address of the bootloader
BOOT_START = 0x1E000
# Place -D or -U options here for C sources
CDEFS = -DF_CPU=$(F_CPU)UL -DBOARD=BOARD_$(BOARD) -DUSE_NONSTANDARD_DESCRIPTOR_NAMES -DSTATIC_ENDPOINT_CONFIGURATION
CDEFS += -DUSB_DEVICE_ONLY -DUSE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
CDEFS += -DUSE_RAM_DESCRIPTORS -DBOOT_START_ADDR=$(BOOT_START)UL -DFIXED_CONTROL_ENDPOINT_SIZE=8 -DUSE_SINGLE_DEVICE_CONFIGURATION
# Place -D or -U options here for ASM sources
ADEFS = -DF_CPU=$(F_CPU)
# Place -D or -U options here for C++ sources
CPPDEFS = -DF_CPU=$(F_CPU)UL
#CPPDEFS += -D__STDC_LIMIT_MACROS
#CPPDEFS += -D__STDC_CONSTANT_MACROS
#---------------- Compiler Options C ----------------
# -g*: generate debugging information
# -O*: optimization level
# -f...: tuning, see GCC manual and avr-libc documentation
# -Wall...: warning level
# -Wa,...: tell GCC to pass this to the assembler.
# -adhlns...: create assembler listing
CFLAGS = -g$(DEBUG)
CFLAGS += $(CDEFS)
CFLAGS += -O$(OPT)
CFLAGS += -funsigned-char
CFLAGS += -funsigned-bitfields
CFLAGS += -ffunction-sections
CFLAGS += -fpack-struct
CFLAGS += -fshort-enums
CFLAGS += -fno-inline-small-functions
CFLAGS += -fno-reorder-blocks
CFLAGS += -fno-reorder-blocks-and-partition
CFLAGS += -fno-reorder-functions
CFLAGS += -fno-toplevel-reorder
CFLAGS += -Wall
CFLAGS += -Wstrict-prototypes
CFLAGS += -Wundef
#CFLAGS += -fno-unit-at-a-time
#CFLAGS += -Wunreachable-code
#CFLAGS += -Wsign-compare
CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
CFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
CFLAGS += $(CSTANDARD)
#---------------- Compiler Options C++ ----------------
# -g*: generate debugging information
# -O*: optimization level
# -f...: tuning, see GCC manual and avr-libc documentation
# -Wall...: warning level
# -Wa,...: tell GCC to pass this to the assembler.
# -adhlns...: create assembler listing
CPPFLAGS = -g$(DEBUG)
CPPFLAGS += $(CPPDEFS)
CPPFLAGS += -O$(OPT)
CPPFLAGS += -funsigned-char
CPPFLAGS += -funsigned-bitfields
CPPFLAGS += -fpack-struct
CPPFLAGS += -fshort-enums
CPPFLAGS += -fno-exceptions
CPPFLAGS += -Wall
CFLAGS += -Wundef
#CPPFLAGS += -mshort-calls
#CPPFLAGS += -fno-unit-at-a-time
#CPPFLAGS += -Wstrict-prototypes
#CPPFLAGS += -Wunreachable-code
#CPPFLAGS += -Wsign-compare
CPPFLAGS += -Wa,-adhlns=$(<:%.cpp=$(OBJDIR)/%.lst)
CPPFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
#CPPFLAGS += $(CSTANDARD)
#---------------- Assembler Options ----------------
# -Wa,...: tell GCC to pass this to the assembler.
# -adhlns: create listing
# -gstabs: have the assembler create line number information; note that
# for use in COFF files, additional information about filenames
# and function names needs to be present in the assembler source
# files -- see avr-libc docs [FIXME: not yet described there]
# -listing-cont-lines: Sets the maximum number of continuation lines of hex
# dump that will be displayed for a given single line of source input.
ASFLAGS = $(ADEFS) -Wa,-adhlns=$(<:%.S=$(OBJDIR)/%.lst),-gstabs,--listing-cont-lines=100
#---------------- Library Options ----------------
# Minimalistic printf version
PRINTF_LIB_MIN = -Wl,-u,vfprintf -lprintf_min
# Floating point printf version (requires MATH_LIB = -lm below)
PRINTF_LIB_FLOAT = -Wl,-u,vfprintf -lprintf_flt
# If this is left blank, then it will use the Standard printf version.
PRINTF_LIB =
#PRINTF_LIB = $(PRINTF_LIB_MIN)
#PRINTF_LIB = $(PRINTF_LIB_FLOAT)
# Minimalistic scanf version
SCANF_LIB_MIN = -Wl,-u,vfscanf -lscanf_min
# Floating point + %[ scanf version (requires MATH_LIB = -lm below)
SCANF_LIB_FLOAT = -Wl,-u,vfscanf -lscanf_flt
# If this is left blank, then it will use the Standard scanf version.
SCANF_LIB =
#SCANF_LIB = $(SCANF_LIB_MIN)
#SCANF_LIB = $(SCANF_LIB_FLOAT)
MATH_LIB = -lm
# List any extra directories to look for libraries here.
# Each directory must be seperated by a space.
# Use forward slashes for directory separators.
# For a directory that has spaces, enclose it in quotes.
EXTRALIBDIRS =
#---------------- External Memory Options ----------------
# 64 KB of external RAM, starting after internal RAM (ATmega128!),
# used for variables (.data/.bss) and heap (malloc()).
#EXTMEMOPTS = -Wl,-Tdata=0x801100,--defsym=__heap_end=0x80ffff
# 64 KB of external RAM, starting after internal RAM (ATmega128!),
# only used for heap (malloc()).
#EXTMEMOPTS = -Wl,--section-start,.data=0x801100,--defsym=__heap_end=0x80ffff
EXTMEMOPTS =
#---------------- Linker Options ----------------
# -Wl,...: tell GCC to pass this to linker.
# -Map: create map file
# --cref: add cross reference to map file
LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
LDFLAGS += -Wl,--relax
LDFLAGS += -Wl,--gc-sections
LDFLAGS += -Wl,--section-start=.text=$(BOOT_START)
LDFLAGS += $(EXTMEMOPTS)
LDFLAGS += $(patsubst %,-L%,$(EXTRALIBDIRS))
LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
#LDFLAGS += -T linker_script.x
#---------------- Programming Options (avrdude) ----------------
# Programming hardware: alf avr910 avrisp bascom bsd
# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
#
# Type: avrdude -c ?
# to get a full listing.
#
AVRDUDE_PROGRAMMER = jtagmkII
# com1 = serial port. Use lpt1 to connect to parallel port.
AVRDUDE_PORT = usb
AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex
#AVRDUDE_WRITE_EEPROM = -U eeprom:w:$(TARGET).eep
# Uncomment the following if you want avrdude's erase cycle counter.
# Note that this counter needs to be initialized first using -Yn,
# see avrdude manual.
#AVRDUDE_ERASE_COUNTER = -y
# Uncomment the following if you do /not/ wish a verification to be
# performed after programming the device.
#AVRDUDE_NO_VERIFY = -V
# Increase verbosity level. Please use this when submitting bug
# reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude>
# to submit bug reports.
#AVRDUDE_VERBOSE = -v -v
AVRDUDE_FLAGS = -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER)
AVRDUDE_FLAGS += $(AVRDUDE_NO_VERIFY)
AVRDUDE_FLAGS += $(AVRDUDE_VERBOSE)
AVRDUDE_FLAGS += $(AVRDUDE_ERASE_COUNTER)
#---------------- Debugging Options ----------------
# For simulavr only - target MCU frequency.
DEBUG_MFREQ = $(F_CPU)
# Set the DEBUG_UI to either gdb or insight.
# DEBUG_UI = gdb
DEBUG_UI = insight
# Set the debugging back-end to either avarice, simulavr.
DEBUG_BACKEND = avarice
#DEBUG_BACKEND = simulavr
# GDB Init Filename.
GDBINIT_FILE = __avr_gdbinit
# When using avarice settings for the JTAG
JTAG_DEV = /dev/com1
# Debugging port used to communicate between GDB / avarice / simulavr.
DEBUG_PORT = 4242
# Debugging host used to communicate between GDB / avarice / simulavr, normally
# just set to localhost unless doing some sort of crazy debugging when
# avarice is running on a different computer.
DEBUG_HOST = localhost
#============================================================================
# Define programs and commands.
SHELL = sh
CC = avr-gcc
OBJCOPY = avr-objcopy
OBJDUMP = avr-objdump
SIZE = avr-size
AR = avr-ar rcs
NM = avr-nm
AVRDUDE = avrdude
REMOVE = rm -f
REMOVEDIR = rm -rf
COPY = cp
WINSHELL = cmd
# Define Messages
# English
MSG_ERRORS_NONE = Errors: none
MSG_BEGIN = -------- begin --------
MSG_END = -------- end --------
MSG_SIZE_BEFORE = Size before:
MSG_SIZE_AFTER = Size after:
MSG_COFF = Converting to AVR COFF:
MSG_EXTENDED_COFF = Converting to AVR Extended COFF:
MSG_FLASH = Creating load file for Flash:
MSG_EEPROM = Creating load file for EEPROM:
MSG_EXTENDED_LISTING = Creating Extended Listing:
MSG_SYMBOL_TABLE = Creating Symbol Table:
MSG_LINKING = Linking:
MSG_COMPILING = Compiling C:
MSG_COMPILING_CPP = Compiling C++:
MSG_ASSEMBLING = Assembling:
MSG_CLEANING = Cleaning project:
MSG_CREATING_LIBRARY = Creating library:
# Define all object files.
OBJ = $(SRC:%.c=$(OBJDIR)/%.o) $(CPPSRC:%.cpp=$(OBJDIR)/%.o) $(ASRC:%.S=$(OBJDIR)/%.o)
# Define all listing files.
LST = $(SRC:%.c=$(OBJDIR)/%.lst) $(CPPSRC:%.cpp=$(OBJDIR)/%.lst) $(ASRC:%.S=$(OBJDIR)/%.lst)
# Compiler flags to generate dependency files.
GENDEPFLAGS = -MMD -MP -MF .dep/$(@F).d
# Combine all necessary flags and optional flags.
# Add target processor to flags.
ALL_CFLAGS = -mmcu=$(MCU) -I. $(CFLAGS) $(GENDEPFLAGS)
ALL_CPPFLAGS = -mmcu=$(MCU) -I. -x c++ $(CPPFLAGS) $(GENDEPFLAGS)
ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
# Default target.
all: begin gccversion sizebefore build checkhooks checklibmode sizeafter end
# Change the build target to build a HEX file or a library.
build: elf hex eep lss sym
#build: lib
elf: $(TARGET).elf
hex: $(TARGET).hex
eep: $(TARGET).eep
lss: $(TARGET).lss
sym: $(TARGET).sym
LIBNAME=lib$(TARGET).a
lib: $(LIBNAME)
# Eye candy.
# AVR Studio 3.x does not check make's exit code but relies on
# the following magic strings to be generated by the compile job.
begin:
@echo
@echo $(MSG_BEGIN)
end:
@echo $(MSG_END)
@echo
# Display size of file.
HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
sizebefore:
@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
2>/dev/null; echo; fi
sizeafter:
@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
2>/dev/null; echo; fi
checkhooks: build
@echo
@echo ------- Unhooked LUFA Events -------
@$(shell) (grep -s '^Event.*LUFA/.*\\.o' $(TARGET).map | \
cut -d' ' -f1 | cut -d'_' -f2- | grep ".*") || \
echo "(None)"
@echo ----- End Unhooked LUFA Events -----
checklibmode:
@echo
@echo ----------- Library Mode -----------
@$(shell) ($(CC) $(ALL_CFLAGS) -E -dM - < /dev/null \
| grep 'USB_\(DEVICE\|HOST\)_ONLY' | cut -d' ' -f2 | grep ".*") \
|| echo "No specific mode (both device and host mode allowable)."
@echo ------------------------------------
# Display compiler version information.
gccversion :
@$(CC) --version
# Program the device.
program: $(TARGET).hex $(TARGET).eep
$(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)
flip: $(TARGET).hex
batchisp -hardware usb -device $(MCU) -operation erase f
batchisp -hardware usb -device $(MCU) -operation loadbuffer $(TARGET).hex program
batchisp -hardware usb -device $(MCU) -operation start reset 0
dfu: $(TARGET).hex
dfu-programmer $(MCU) erase
dfu-programmer $(MCU) flash --debug 1 $(TARGET).hex
dfu-programmer $(MCU) reset
flip-ee: $(TARGET).hex $(TARGET).eep
copy $(TARGET).eep $(TARGET)eep.hex
batchisp -hardware usb -device $(MCU) -operation memory EEPROM erase
batchisp -hardware usb -device $(MCU) -operation memory EEPROM loadbuffer $(TARGET)eep.hex program
batchisp -hardware usb -device $(MCU) -operation start reset 0
dfu-ee: $(TARGET).hex $(TARGET).eep
dfu-programmer $(MCU) erase
dfu-programmer $(MCU) eeprom --debug 1 $(TARGET).eep
dfu-programmer $(MCU) reset
# Generate avr-gdb config/init file which does the following:
# define the reset signal, load the target file, connect to target, and set
# a breakpoint at main().
gdb-config:
@$(REMOVE) $(GDBINIT_FILE)
@echo define reset >> $(GDBINIT_FILE)
@echo SIGNAL SIGHUP >> $(GDBINIT_FILE)
@echo end >> $(GDBINIT_FILE)
@echo file $(TARGET).elf >> $(GDBINIT_FILE)
@echo target remote $(DEBUG_HOST):$(DEBUG_PORT) >> $(GDBINIT_FILE)
ifeq ($(DEBUG_BACKEND),simulavr)
@echo load >> $(GDBINIT_FILE)
endif
@echo break main >> $(GDBINIT_FILE)
debug: gdb-config $(TARGET).elf
ifeq ($(DEBUG_BACKEND), avarice)
@echo Starting AVaRICE - Press enter when "waiting to connect" message displays.
@$(WINSHELL) /c start avarice --jtag $(JTAG_DEV) --erase --program --file \
$(TARGET).elf $(DEBUG_HOST):$(DEBUG_PORT)
@$(WINSHELL) /c pause
else
@$(WINSHELL) /c start simulavr --gdbserver --device $(MCU) --clock-freq \
$(DEBUG_MFREQ) --port $(DEBUG_PORT)
endif
@$(WINSHELL) /c start avr-$(DEBUG_UI) --command=$(GDBINIT_FILE)
# Convert ELF to COFF for use in debugging / simulating in AVR Studio or VMLAB.
COFFCONVERT = $(OBJCOPY) --debugging
COFFCONVERT += --change-section-address .data-0x800000
COFFCONVERT += --change-section-address .bss-0x800000
COFFCONVERT += --change-section-address .noinit-0x800000
COFFCONVERT += --change-section-address .eeprom-0x810000
coff: $(TARGET).elf
@echo
@echo $(MSG_COFF) $(TARGET).cof
$(COFFCONVERT) -O coff-avr $< $(TARGET).cof
extcoff: $(TARGET).elf
@echo
@echo $(MSG_EXTENDED_COFF) $(TARGET).cof
$(COFFCONVERT) -O coff-ext-avr $< $(TARGET).cof
# Create final output files (.hex, .eep) from ELF output file.
%.hex: %.elf
@echo
@echo $(MSG_FLASH) $@
$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
%.eep: %.elf
@echo
@echo $(MSG_EEPROM) $@
-$(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" \
--change-section-lma .eeprom=0 --no-change-warnings -O $(FORMAT) $< $@ || exit 0
# Create extended listing file from ELF output file.
%.lss: %.elf
@echo
@echo $(MSG_EXTENDED_LISTING) $@
$(OBJDUMP) -h -z -S $< > $@
# Create a symbol table from ELF output file.
%.sym: %.elf
@echo
@echo $(MSG_SYMBOL_TABLE) $@
$(NM) -n $< > $@
# Create library from object files.
.SECONDARY : $(TARGET).a
.PRECIOUS : $(OBJ)
%.a: $(OBJ)
@echo
@echo $(MSG_CREATING_LIBRARY) $@
$(AR) $@ $(OBJ)
# Link: create ELF output file from object files.
.SECONDARY : $(TARGET).elf
.PRECIOUS : $(OBJ)
%.elf: $(OBJ)
@echo
@echo $(MSG_LINKING) $@
$(CC) $(ALL_CFLAGS) $^ --output $@ $(LDFLAGS)
# Compile: create object files from C source files.
$(OBJDIR)/%.o : %.c
@echo
@echo $(MSG_COMPILING) $<
$(CC) -c $(ALL_CFLAGS) $< -o $@
# Compile: create object files from C++ source files.
$(OBJDIR)/%.o : %.cpp
@echo
@echo $(MSG_COMPILING_CPP) $<
$(CC) -c $(ALL_CPPFLAGS) $< -o $@
# Compile: create assembler files from C source files.
%.s : %.c
$(CC) -S $(ALL_CFLAGS) $< -o $@
# Compile: create assembler files from C++ source files.
%.s : %.cpp
$(CC) -S $(ALL_CPPFLAGS) $< -o $@
# Assemble: create object files from assembler source files.
$(OBJDIR)/%.o : %.S
@echo
@echo $(MSG_ASSEMBLING) $<
$(CC) -c $(ALL_ASFLAGS) $< -o $@
# Create preprocessed source for use in sending a bug report.
%.i : %.c
$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@
# Target: clean project.
clean: begin clean_list clean_binary end
clean_binary:
$(REMOVE) $(TARGET).hex
clean_list:
@echo $(MSG_CLEANING)
$(REMOVE) $(TARGET).eep
$(REMOVE) $(TARGET).cof
$(REMOVE) $(TARGET).elf
$(REMOVE) $(TARGET).map
$(REMOVE) $(TARGET).sym
$(REMOVE) $(TARGET).lss
$(REMOVE) $(SRC:%.c=$(OBJDIR)/%.o)
$(REMOVE) $(SRC:%.c=$(OBJDIR)/%.lst)
$(REMOVE) $(SRC:.c=.s)
$(REMOVE) $(SRC:.c=.d)
$(REMOVE) $(SRC:.c=.i)
$(REMOVEDIR) .dep
doxygen:
@echo Generating Project Documentation...
@doxygen Doxygen.conf
@echo Documentation Generation Complete.
clean_doxygen:
rm -rf Documentation
# Create object files directory
$(shell mkdir $(OBJDIR) 2>/dev/null)
# Include the dependency files.
-include $(shell mkdir .dep 2>/dev/null) $(wildcard .dep/*)
# Listing of phony targets.
.PHONY : all checkhooks checklibmode begin \
finish end sizebefore sizeafter gccversion \
build elf hex eep lss sym coff extcoff \
clean clean_list clean_binary program debug \
gdb-config doxygen