/*
LUFA Library
- Copyright (C) Dean Camera, 2010.
-
+ Copyright (C) Dean Camera, 2012.
+
dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
+ www.lufa-lib.org
*/
/*
- Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
- Permission to use, copy, modify, distribute, and sell this
+ Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
- without fee, provided that the above copyright notice appear in
+ without fee, 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
+ 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
#include <avr/eeprom.h>
#include <avr/power.h>
#include <avr/interrupt.h>
+ #include <util/delay.h>
#include <stdbool.h>
-
+
#include "Descriptors.h"
-
+ #include "BootloaderAPI.h"
+ #include "Config/AppConfig.h"
+
#include <LUFA/Drivers/USB/USB.h>
-
- /* Macros: */
- /** Configuration define. Define this token to true to case the bootloader to reject all memory commands
- * until a memory erase has been performed. When used in conjunction with the lockbits of the AVR, this
- * can protect the AVR's firmware from being dumped from a secured AVR. When false, memory operations are
- * allowed at any time.
- */
- #define SECURE_MODE false
+ #include <LUFA/Drivers/Board/LEDs.h>
+ /* Macros: */
/** Major bootloader version number. */
#define BOOTLOADER_VERSION_MINOR 2
/** Minor bootloader version number. */
#define BOOTLOADER_VERSION_REV 0
+
+ /** Magic bootloader key to unlock forced application start mode. */
+ #define MAGIC_BOOT_KEY 0xDC42CACA
- /** Complete bootloader version number expressed as a packed byte, constructed from the
+ /** Complete bootloader version number expressed as a packed byte, constructed from the
* two individual bootloader version macros.
*/
#define BOOTLOADER_VERSION ((BOOTLOADER_VERSION_MINOR << 4) | BOOTLOADER_VERSION_REV)
/** Second byte of the bootloader identification bytes, used to identify a device's bootloader. */
#define BOOTLOADER_ID_BYTE2 0xFB
-
+
/** Convenience macro, used to determine if the issued command is the given one-byte long command.
*
* \param[in] dataarr Command byte array to check against
* \param[in] cb2 Second command byte to check
*/
#define IS_TWOBYTE_COMMAND(dataarr, cb1, cb2) ((dataarr[0] == (cb1)) && (dataarr[1] == (cb2)))
-
+
/** Length of the DFU file suffix block, appended to the end of each complete memory write command.
* The DFU file suffix is currently unused (but is designed to give extra file information, such as
* a CRC of the complete firmware for error checking) and so is discarded.
* Filler bytes are added to the start of each complete memory write command, and must be discarded.
*/
#define DFU_FILLER_BYTES_SIZE 26
-
+
/** DFU class command request to detach from the host. */
- #define REQ_DFU_DETATCH 0x00
+ #define DFU_REQ_DETATCH 0x00
/** DFU class command request to send data from the host to the bootloader. */
- #define REQ_DFU_DNLOAD 0x01
+ #define DFU_REQ_DNLOAD 0x01
/** DFU class command request to send data from the bootloader to the host. */
- #define REQ_DFU_UPLOAD 0x02
+ #define DFU_REQ_UPLOAD 0x02
/** DFU class command request to get the current DFU status and state from the bootloader. */
- #define REQ_DFU_GETSTATUS 0x03
+ #define DFU_REQ_GETSTATUS 0x03
/** DFU class command request to reset the current DFU status and state variables to their defaults. */
- #define REQ_DFU_CLRSTATUS 0x04
+ #define DFU_REQ_CLRSTATUS 0x04
/** DFU class command request to get the current DFU state of the bootloader. */
- #define REQ_DFU_GETSTATE 0x05
+ #define DFU_REQ_GETSTATE 0x05
/** DFU class command request to abort the current multi-request transfer and return to the dfuIDLE state. */
- #define REQ_DFU_ABORT 0x06
+ #define DFU_REQ_ABORT 0x06
/** DFU command to begin programming the device's memory. */
#define COMMAND_PROG_START 0x01
/* Type Defines: */
/** Type define for a non-returning function pointer to the loaded application. */
typedef void (*AppPtr_t)(void) ATTR_NO_RETURN;
-
+
/** Type define for a structure containing a complete DFU command issued by the host. */
typedef struct
{
- uint8_t Command; /**< Single byte command to perform, one of the COMMAND_* macro values */
+ uint8_t Command; /**< Single byte command to perform, one of the \c COMMAND_* macro values */
uint8_t Data[5]; /**< Command parameters */
uint16_t DataSize; /**< Size of the command parameters */
} DFU_Command_t;
errUNKNOWN = 14,
errSTALLEDPKT = 15
};
-
+
/* Function Prototypes: */
- void SetupHardware(void);
- void ResetHardware(void);
+ static void SetupHardware(void);
+ static void ResetHardware(void);
- void EVENT_USB_Device_UnhandledControlRequest(void);
+ void EVENT_USB_Device_ControlRequest(void);
#if defined(INCLUDE_FROM_BOOTLOADER_C)
static void DiscardFillerBytes(uint8_t NumberOfBytes);
static void ProcessReadCommand(void);
#endif
+ void Application_Jump_Check(void) ATTR_INIT_SECTION(3);
+
#endif
+
projects / pub / USBasp.git / blobdiff