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ben-wpan/atusb/fw/usb/dfu.h
Werner Almesberger f91738c306 atusb/fw/usb/: adapted DFU engine to current stack and abstracted Flash ops
- dfu.c: updated includes
- dfu.c (device_descriptor): renamed USB IDs from USB_VENDOR/PRODUCT to
  DFU_USB_VENDOR/PRODUCT to allow differentiation
- dfu.c: changed all __bit to "int"
- dfu.c: removed all __xdata and __reentrant
- dfu.c: changed "ep0" to "eps[0]"
- dfu.c (payload, flash_erase_page, flash_write_byte, block_write,
  block_receive, block_transmit, my_setup): abstracted Flash interface
  and removed target-specific operations
- dfu.h: added prototypes for target-specific Flash operations
- dfu,c (my_setup, my_descr): removed SDCC-specific hacks
- dfu.c (my_reset): commented out - did we actually use this ?
2011-03-08 19:10:58 -03:00

93 lines
1.5 KiB
C

/*
* boot/dfu.h - DFU protocol constants and data structures
*
* Written 2008, 2011 by Werner Almesberger
* Copyright 2008, 2011 Werner Almesberger
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef DFU_H
#define DFU_H
#include <stdint.h>
enum dfu_request {
DFU_DETACH,
DFU_DNLOAD,
DFU_UPLOAD,
DFU_GETSTATUS,
DFU_CLRSTATUS,
DFU_GETSTATE,
DFU_ABORT,
};
enum dfu_status {
OK,
errTARGET,
errFILE,
errWRITE,
errERASE,
errCHECK_ERASED,
errPROG,
errVERIFY,
errADDRESS,
errNOTDONE,
errFIRMWARE,
errVENDOR,
errUSBR,
errPOR,
errUNKNOWN,
errSTALLEDPKT,
};
enum dfu_state {
appIDLE,
appDETACH,
dfuIDLE,
dfuDNLOAD_SYNC,
dfuDNBUSY,
dfuDNLOAD_IDLE,
dfuMANIFEST_SYNC,
dfuMANIFEST,
dfuMANIFEST_WAIT_RESET,
dfuUPLOAD_IDLE,
dfuERROR
};
#define DFU_DT_FUNCTIONAL 0x21 /* DFU FUNCTIONAL descriptor type */
#define DFU_TO_DEV(req) (0x21 | (req) << 8)
#define DFU_FROM_DEV(req) (0xa1 | (req) << 8)
struct dfu {
uint8_t status; /* bStatus */
uint8_t toL, toM, toH; /* bwPollTimeout */
uint8_t state; /* bState */
uint8_t iString;
};
extern struct dfu dfu;
void flash_start(void);
int flash_can_write(uint16_t size);
void flash_write(const uint8_t *buf, uint16_t size);
uint16_t flash_read(uint8_t *buf, uint16_t size);
void dfu_init(void);
#endif /* !DFU_H */