riscv-openocd/src/flash/stm32x.h

102 lines
3.3 KiB
C

/***************************************************************************
* Copyright (C) 2005 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* Copyright (C) 2008 by Spencer Oliver *
* spen@spen-soft.co.uk *
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef STM32X_H
#define STM32X_H
#include "flash.h"
typedef struct stm32x_options_s
{
u16 RDP;
u16 user_options;
u16 protection[4];
} stm32x_options_t;
typedef struct stm32x_flash_bank_s
{
stm32x_options_t option_bytes;
working_area_t *write_algorithm;
int ppage_size;
int probed;
} stm32x_flash_bank_t;
/* stm32x register locations */
#define STM32_FLASH_ACR 0x40022000
#define STM32_FLASH_KEYR 0x40022004
#define STM32_FLASH_OPTKEYR 0x40022008
#define STM32_FLASH_SR 0x4002200C
#define STM32_FLASH_CR 0x40022010
#define STM32_FLASH_AR 0x40022014
#define STM32_FLASH_OBR 0x4002201C
#define STM32_FLASH_WRPR 0x40022020
/* option byte location */
#define STM32_OB_RDP 0x1FFFF800
#define STM32_OB_USER 0x1FFFF802
#define STM32_OB_DATA0 0x1FFFF804
#define STM32_OB_DATA1 0x1FFFF806
#define STM32_OB_WRP0 0x1FFFF808
#define STM32_OB_WRP1 0x1FFFF80A
#define STM32_OB_WRP2 0x1FFFF80C
#define STM32_OB_WRP3 0x1FFFF80E
/* FLASH_CR register bits */
#define FLASH_PG (1<<0)
#define FLASH_PER (1<<1)
#define FLASH_MER (1<<2)
#define FLASH_OPTPG (1<<4)
#define FLASH_OPTER (1<<5)
#define FLASH_STRT (1<<6)
#define FLASH_LOCK (1<<7)
#define FLASH_OPTWRE (1<<9)
/* FLASH_SR register bits */
#define FLASH_BSY (1<<0)
#define FLASH_PGERR (1<<2)
#define FLASH_WRPRTERR (1<<4)
#define FLASH_EOP (1<<5)
/* STM32_FLASH_OBR bit definitions (reading) */
#define OPT_ERROR 0
#define OPT_READOUT 1
#define OPT_RDWDGSW 2
#define OPT_RDRSTSTOP 3
#define OPT_RDRSTSTDBY 4
/* register unlock keys */
#define KEY1 0x45670123
#define KEY2 0xCDEF89AB
typedef struct stm32x_mem_layout_s {
u32 sector_start;
u32 sector_size;
} stm32x_mem_layout_t;
#endif /* STM32X_H */