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/*
stm32flash - Open Source ST STM32 flash program for *nix
Copyright (C) 2010 Geoffrey McRae <geoff@spacevs.com>
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.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef _STM32_H
#define _STM32_H
#include <stdint.h>
#include "serial.h"
#define STM32_MAX_RX_FRAME 256 /* cmd read memory */
#define STM32_MAX_TX_FRAME (1 + 256 + 1) /* cmd write memory */
typedef enum {
STM32_ERR_OK = 0,
STM32_ERR_UNKNOWN, /* Generic error */
STM32_ERR_NACK,
STM32_ERR_NO_CMD, /* Command not available in bootloader */
} stm32_err_t;
typedef struct stm32 stm32_t;
typedef struct stm32_cmd stm32_cmd_t;
typedef struct stm32_dev stm32_dev_t;
struct stm32 {
const serial_t *serial;
struct port_interface *port;
uint8_t bl_version;
uint8_t version;
uint8_t option1, option2;
uint16_t pid;
stm32_cmd_t *cmd;
const stm32_dev_t *dev;
};
struct stm32_dev {
uint16_t id;
const char *name;
uint32_t ram_start, ram_end;
uint32_t fl_start, fl_end;
uint16_t fl_pps; // pages per sector
uint16_t fl_ps; // page size
uint32_t opt_start, opt_end;
uint32_t mem_start, mem_end;
};
stm32_t *stm32_init(struct port_interface *port, const char init);
void stm32_close(stm32_t *stm);
stm32_err_t stm32_read_memory(const stm32_t *stm, uint32_t address,
uint8_t data[], unsigned int len);
stm32_err_t stm32_write_memory(const stm32_t *stm, uint32_t address,
const uint8_t data[], unsigned int len);
stm32_err_t stm32_wunprot_memory(const stm32_t *stm);
stm32_err_t stm32_wprot_memory(const stm32_t *stm);
stm32_err_t stm32_erase_memory(const stm32_t *stm, uint8_t spage,
uint8_t pages);
stm32_err_t stm32_go(const stm32_t *stm, uint32_t address);
stm32_err_t stm32_reset_device(const stm32_t *stm);
stm32_err_t stm32_readprot_memory(const stm32_t *stm);
stm32_err_t stm32_runprot_memory(const stm32_t *stm);
stm32_err_t stm32_crc_memory(const stm32_t *stm, uint32_t address,
uint32_t length, uint32_t *crc);
stm32_err_t stm32_crc_wrapper(const stm32_t *stm, uint32_t address,
uint32_t length, uint32_t *crc);
uint32_t stm32_sw_crc(uint32_t crc, uint8_t *buf, unsigned int len);
#endif
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