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Diffstat (limited to 'libopencm3/include/libopencm3/stm32/common/flash_common_f24.h')
| -rw-r--r-- | libopencm3/include/libopencm3/stm32/common/flash_common_f24.h | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/libopencm3/include/libopencm3/stm32/common/flash_common_f24.h b/libopencm3/include/libopencm3/stm32/common/flash_common_f24.h new file mode 100644 index 0000000..b47329c --- /dev/null +++ b/libopencm3/include/libopencm3/stm32/common/flash_common_f24.h @@ -0,0 +1,148 @@ +/** @addtogroup flash_defines + * + * @author @htmlonly © @endhtmlonly 2010 + * Thomas Otto <tommi@viadmin.org> + * @author @htmlonly © @endhtmlonly 2010 + * Mark Butler <mbutler@physics.otago.ac.nz> + * + */ +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2010 Thomas Otto <tommi@viadmin.org> + * Copyright (C) 2010 Mark Butler <mbutler@physics.otago.ac.nz> + * + * This library is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This library 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 Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this library. If not, see <http://www.gnu.org/licenses/>. + */ + +/* + * For details see: + * PM0081 Programming manual: STM32F40xxx and STM32F41xxx Flash programming + * September 2011, Doc ID 018520 Rev 1 + * https://github.com/libopencm3/libopencm3-archive/blob/master/st_micro/DM00023388.pdf + */ + +/** @cond */ +#ifdef LIBOPENCM3_FLASH_H +/** @endcond */ +#ifndef LIBOPENCM3_FLASH_COMMON_F24_H +#define LIBOPENCM3_FLASH_COMMON_F24_H +/**@{*/ + +#include <libopencm3/stm32/common/flash_common_f234.h> + +/* --- FLASH registers ----------------------------------------------------- */ + +#define FLASH_OPTCR MMIO32(FLASH_MEM_INTERFACE_BASE + 0x14) + +/* --- FLASH_ACR values ---------------------------------------------------- */ + +#define FLASH_ACR_DCRST (1 << 12) +#define FLASH_ACR_ICRST (1 << 11) +#define FLASH_ACR_DCE (1 << 10) +#define FLASH_ACR_ICE (1 << 9) +#define FLASH_ACR_PRFTEN (1 << 8) + +/* --- FLASH_SR values ----------------------------------------------------- */ + +#define FLASH_SR_BSY (1 << 16) +#define FLASH_SR_PGSERR (1 << 7) +#define FLASH_SR_PGPERR (1 << 6) +#define FLASH_SR_PGAERR (1 << 5) +#define FLASH_SR_WRPERR (1 << 4) +#define FLASH_SR_OPERR (1 << 1) +#define FLASH_SR_EOP (1 << 0) + +/* --- FLASH_CR values ----------------------------------------------------- */ + +#define FLASH_CR_LOCK (1 << 31) +#define FLASH_CR_ERRIE (1 << 25) +#define FLASH_CR_EOPIE (1 << 24) +#define FLASH_CR_STRT (1 << 16) +#define FLASH_CR_MER (1 << 2) +#define FLASH_CR_SER (1 << 1) +#define FLASH_CR_PG (1 << 0) +#define FLASH_CR_SECTOR_0 (0x00 << 3) +#define FLASH_CR_SECTOR_1 (0x01 << 3) +#define FLASH_CR_SECTOR_2 (0x02 << 3) +#define FLASH_CR_SECTOR_3 (0x03 << 3) +#define FLASH_CR_SECTOR_4 (0x04 << 3) +#define FLASH_CR_SECTOR_5 (0x05 << 3) +#define FLASH_CR_SECTOR_6 (0x06 << 3) +#define FLASH_CR_SECTOR_7 (0x07 << 3) +#define FLASH_CR_SECTOR_8 (0x08 << 3) +#define FLASH_CR_SECTOR_9 (0x09 << 3) +#define FLASH_CR_SECTOR_10 (0x0a << 3) +#define FLASH_CR_SECTOR_11 (0x0b << 3) +#define FLASH_CR_PROGRAM_X8 (0x00 << 8) +#define FLASH_CR_PROGRAM_X16 (0x01 << 8) +#define FLASH_CR_PROGRAM_X32 (0x02 << 8) +#define FLASH_CR_PROGRAM_X64 (0x03 << 8) + +/* --- FLASH_OPTCR values -------------------------------------------------- */ + +/* FLASH_OPTCR[27:16]: nWRP */ +/* FLASH_OBR[15:8]: RDP */ +#define FLASH_OPTCR_NRST_STDBY (1 << 7) +#define FLASH_OPTCR_NRST_STOP (1 << 6) +#define FLASH_OPTCR_WDG_SW (1 << 5) +#define FLASH_OPTCR_OPTSTRT (1 << 1) +#define FLASH_OPTCR_OPTLOCK (1 << 0) +#define FLASH_OPTCR_BOR_LEVEL_3 (0x00 << 2) +#define FLASH_OPTCR_BOR_LEVEL_2 (0x01 << 2) +#define FLASH_OPTCR_BOR_LEVEL_1 (0x02 << 2) +#define FLASH_OPTCR_BOR_OFF (0x03 << 2) + +/* --- FLASH Keys -----------------------------------------------------------*/ + +#define FLASH_OPTKEYR_KEY1 ((uint32_t)0x08192a3b) +#define FLASH_OPTKEYR_KEY2 ((uint32_t)0x4c5d6e7f) + +/* --- Function prototypes ------------------------------------------------- */ + +BEGIN_DECLS + +void flash_unlock_option_bytes(void); +void flash_lock_option_bytes(void); +void flash_clear_pgserr_flag(void); +void flash_clear_wrperr_flag(void); +void flash_clear_pgaerr_flag(void); +void flash_dcache_enable(void); +void flash_dcache_disable(void); +void flash_icache_enable(void); +void flash_icache_disable(void); +void flash_prefetch_enable(void); +void flash_prefetch_disable(void); +void flash_dcache_reset(void); +void flash_icache_reset(void); +void flash_erase_all_sectors(uint32_t program_size); +void flash_erase_sector(uint8_t sector, uint32_t program_size); +void flash_program_double_word(uint32_t address, uint64_t data); +void flash_program_word(uint32_t address, uint32_t data); +void flash_program_half_word(uint32_t address, uint16_t data); +void flash_program_byte(uint32_t address, uint8_t data); +void flash_program(uint32_t address, uint8_t *data, uint32_t len); +void flash_program_option_bytes(uint32_t data); + +END_DECLS +/**@}*/ + +#endif +/** @cond */ +#else +#warning "flash_common_f24.h should not be included direcitly," +#warning "only via flash.h" +#endif +/** @endcond */ + |