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stm32f2x.c File Reference
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Data Structures

struct  stm32x_flash_bank
 
struct  stm32x_options
 

Macros

#define FLASH_BANK_BASE   0x80000000
 
#define FLASH_BSY   (1 << 16)
 
#define FLASH_ERASE_TIMEOUT   10000
 
#define FLASH_ERROR   (FLASH_PGSERR | FLASH_PGPERR | FLASH_PGAERR | FLASH_WRPERR | FLASH_OPERR)
 
#define FLASH_LOCK   (1 << 31)
 
#define FLASH_MASS_ERASE_TIMEOUT   33000
 
#define FLASH_MER   (1 << 2) /* MER/MER1 for f76x/77x */
 
#define FLASH_MER1   (1 << 15) /* MER2 for f76x/77x, confusing ... */
 
#define FLASH_OPERR   (1 << 1) /* Operation error */
 
#define FLASH_PG   (1 << 0)
 
#define FLASH_PGAERR   (1 << 5) /* Programming alignment error */
 
#define FLASH_PGPERR   (1 << 6) /* Programming parallelism error */
 
#define FLASH_PGSERR   (1 << 7) /* Programming sequence error */
 
#define FLASH_PSIZE_16   (1 << 8)
 
#define FLASH_PSIZE_32   (2 << 8)
 
#define FLASH_PSIZE_64   (3 << 8)
 
#define FLASH_PSIZE_8   (0 << 8)
 
#define FLASH_SER   (1 << 1)
 
#define FLASH_SNB(a)   ((a) << 3)
 
#define FLASH_STRT   (1 << 16)
 
#define FLASH_WRITE_TIMEOUT   5
 
#define FLASH_WRPERR   (1 << 4) /* Write protection error */
 
#define KEY1   0x45670123
 
#define KEY2   0xCDEF89AB
 
#define OPTCR2_PCROP_RDP   (1 << 31) /* erase PCROP zone when decreasing RDP */
 
#define OPTCR_DB1M   (1 << 30) /* 1 MiB devices dual flash bank option */
 
#define OPTCR_LOCK   (1 << 0)
 
#define OPTCR_NDBANK   (1 << 29) /* not dual bank mode */
 
#define OPTCR_SPRMOD   (1 << 31) /* switches PCROPi/nWPRi interpretation */
 
#define OPTCR_START   (1 << 1)
 
#define OPTKEY1   0x08192A3B
 
#define OPTKEY2   0x4C5D6E7F
 
#define STM32_FLASH_ACR   0x40023c00
 
#define STM32_FLASH_BASE   0x40023c00
 
#define STM32_FLASH_CR   0x40023c10
 
#define STM32_FLASH_KEYR   0x40023c04
 
#define STM32_FLASH_OPTCR   0x40023c14
 
#define STM32_FLASH_OPTCR1   0x40023c18
 
#define STM32_FLASH_OPTCR2   0x40023c1c
 
#define STM32_FLASH_OPTKEYR   0x40023c08
 
#define STM32_FLASH_SR   0x40023c0C
 
#define STM32F2_OTP_BANK_BASE   0x1fff7800
 
#define STM32F2_OTP_LOCK_BASE   ((STM32F2_OTP_BANK_BASE) + (STM32F2_OTP_SIZE))
 
#define STM32F2_OTP_SECTOR_SIZE   32
 
#define STM32F2_OTP_SIZE   512
 
#define STM32F7_OTP_BANK_BASE   0x1ff0f000
 
#define STM32F7_OTP_LOCK_BASE   ((STM32F7_OTP_BANK_BASE) + (STM32F7_OTP_SIZE))
 
#define STM32F7_OTP_SECTOR_SIZE   64
 
#define STM32F7_OTP_SIZE   1024
 

Functions

static unsigned int calculate_number_of_sectors (struct flash_bank *bank, uint16_t flash_size_in_kb, uint16_t max_sector_size_in_kb)
 
 COMMAND_HANDLER (stm32f2x_handle_optcr2_write_command)
 
 COMMAND_HANDLER (stm32f2x_handle_options_read_command)
 
 COMMAND_HANDLER (stm32f2x_handle_options_write_command)
 
 COMMAND_HANDLER (stm32x_handle_lock_command)
 
 COMMAND_HANDLER (stm32x_handle_mass_erase_command)
 
 COMMAND_HANDLER (stm32x_handle_otp_command)
 
 COMMAND_HANDLER (stm32x_handle_unlock_command)
 
 FLASH_BANK_COMMAND_HANDLER (stm32x_flash_bank_command)
 
static int get_stm32x_info (struct flash_bank *bank, struct command_invocation *cmd)
 
static uint16_t sector_size_in_kb (unsigned int i, uint16_t max_sector_size_in_kb)
 
static void setup_bank (struct flash_bank *bank, unsigned int start, uint16_t flash_size_in_kb, uint16_t max_sector_size_in_kb)
 
static void setup_sector (struct flash_bank *bank, unsigned int i, unsigned int size)
 
static int stm32x_auto_probe (struct flash_bank *bank)
 
static int stm32x_erase (struct flash_bank *bank, unsigned int first, unsigned int last)
 
static int stm32x_get_device_id (struct flash_bank *bank, uint32_t *device_id)
 
static int stm32x_get_flash_reg (struct flash_bank *bank, uint32_t reg)
 
static int stm32x_get_flash_status (struct flash_bank *bank, uint32_t *status)
 
static bool stm32x_is_otp (struct flash_bank *bank)
 
static int stm32x_is_otp_unlocked (struct flash_bank *bank)
 
static int stm32x_mass_erase (struct flash_bank *bank)
 
static int stm32x_otp_disable (struct flash_bank *bank)
 
static int stm32x_otp_enable (struct flash_bank *bank)
 
static bool stm32x_otp_is_f7 (struct flash_bank *bank)
 
static int stm32x_otp_protect (struct flash_bank *bank, unsigned int first, unsigned int last)
 
static int stm32x_otp_read_protect (struct flash_bank *bank)
 
static int stm32x_probe (struct flash_bank *bank)
 
static int stm32x_protect (struct flash_bank *bank, int set, unsigned int first, unsigned int last)
 
static int stm32x_protect_check (struct flash_bank *bank)
 
static int stm32x_read_options (struct flash_bank *bank)
 
static int stm32x_unlock_option_reg (struct target *target)
 
static int stm32x_unlock_reg (struct target *target)
 
static int stm32x_wait_status_busy (struct flash_bank *bank, int timeout)
 
static int stm32x_write (struct flash_bank *bank, const uint8_t *buffer, uint32_t offset, uint32_t count)
 
static int stm32x_write_block (struct flash_bank *bank, const uint8_t *buffer, uint32_t offset, uint32_t count)
 
static int stm32x_write_options (struct flash_bank *bank)
 

Variables

static const struct command_registration stm32f2x_command_handlers []
 
static const struct command_registration stm32f2x_exec_command_handlers []
 
const struct flash_driver stm32f2x_flash
 

Macro Definition Documentation

◆ FLASH_BANK_BASE

#define FLASH_BANK_BASE   0x80000000

Definition at line 115 of file stm32f2x.c.

◆ FLASH_BSY

#define FLASH_BSY   (1 << 16)

Definition at line 153 of file stm32f2x.c.

◆ FLASH_ERASE_TIMEOUT

#define FLASH_ERASE_TIMEOUT   10000

Definition at line 109 of file stm32f2x.c.

◆ FLASH_ERROR

#define FLASH_ERROR   (FLASH_PGSERR | FLASH_PGPERR | FLASH_PGAERR | FLASH_WRPERR | FLASH_OPERR)

Definition at line 160 of file stm32f2x.c.

◆ FLASH_LOCK

#define FLASH_LOCK   (1 << 31)

Definition at line 150 of file stm32f2x.c.

◆ FLASH_MASS_ERASE_TIMEOUT

#define FLASH_MASS_ERASE_TIMEOUT   33000

Definition at line 113 of file stm32f2x.c.

◆ FLASH_MER

#define FLASH_MER   (1 << 2) /* MER/MER1 for f76x/77x */

Definition at line 141 of file stm32f2x.c.

◆ FLASH_MER1

#define FLASH_MER1   (1 << 15) /* MER2 for f76x/77x, confusing ... */

Definition at line 142 of file stm32f2x.c.

◆ FLASH_OPERR

#define FLASH_OPERR   (1 << 1) /* Operation error */

Definition at line 158 of file stm32f2x.c.

◆ FLASH_PG

#define FLASH_PG   (1 << 0)

Definition at line 139 of file stm32f2x.c.

◆ FLASH_PGAERR

#define FLASH_PGAERR   (1 << 5) /* Programming alignment error */

Definition at line 156 of file stm32f2x.c.

◆ FLASH_PGPERR

#define FLASH_PGPERR   (1 << 6) /* Programming parallelism error */

Definition at line 155 of file stm32f2x.c.

◆ FLASH_PGSERR

#define FLASH_PGSERR   (1 << 7) /* Programming sequence error */

Definition at line 154 of file stm32f2x.c.

◆ FLASH_PSIZE_16

#define FLASH_PSIZE_16   (1 << 8)

Definition at line 145 of file stm32f2x.c.

◆ FLASH_PSIZE_32

#define FLASH_PSIZE_32   (2 << 8)

Definition at line 146 of file stm32f2x.c.

◆ FLASH_PSIZE_64

#define FLASH_PSIZE_64   (3 << 8)

Definition at line 147 of file stm32f2x.c.

◆ FLASH_PSIZE_8

#define FLASH_PSIZE_8   (0 << 8)

Definition at line 144 of file stm32f2x.c.

◆ FLASH_SER

#define FLASH_SER   (1 << 1)

Definition at line 140 of file stm32f2x.c.

◆ FLASH_SNB

#define FLASH_SNB (   a)    ((a) << 3)

Definition at line 149 of file stm32f2x.c.

◆ FLASH_STRT

#define FLASH_STRT   (1 << 16)

Definition at line 143 of file stm32f2x.c.

◆ FLASH_WRITE_TIMEOUT

#define FLASH_WRITE_TIMEOUT   5

Definition at line 110 of file stm32f2x.c.

◆ FLASH_WRPERR

#define FLASH_WRPERR   (1 << 4) /* Write protection error */

Definition at line 157 of file stm32f2x.c.

◆ KEY1

#define KEY1   0x45670123

Definition at line 173 of file stm32f2x.c.

◆ KEY2

#define KEY2   0xCDEF89AB

Definition at line 174 of file stm32f2x.c.

◆ OPTCR2_PCROP_RDP

#define OPTCR2_PCROP_RDP   (1 << 31) /* erase PCROP zone when decreasing RDP */

Definition at line 170 of file stm32f2x.c.

◆ OPTCR_DB1M

#define OPTCR_DB1M   (1 << 30) /* 1 MiB devices dual flash bank option */

Definition at line 166 of file stm32f2x.c.

◆ OPTCR_LOCK

#define OPTCR_LOCK   (1 << 0)

Definition at line 163 of file stm32f2x.c.

◆ OPTCR_NDBANK

#define OPTCR_NDBANK   (1 << 29) /* not dual bank mode */

Definition at line 165 of file stm32f2x.c.

◆ OPTCR_SPRMOD

#define OPTCR_SPRMOD   (1 << 31) /* switches PCROPi/nWPRi interpretation */

Definition at line 167 of file stm32f2x.c.

◆ OPTCR_START

#define OPTCR_START   (1 << 1)

Definition at line 164 of file stm32f2x.c.

◆ OPTKEY1

#define OPTKEY1   0x08192A3B

Definition at line 177 of file stm32f2x.c.

◆ OPTKEY2

#define OPTKEY2   0x4C5D6E7F

Definition at line 178 of file stm32f2x.c.

◆ STM32_FLASH_ACR

#define STM32_FLASH_ACR   0x40023c00

Definition at line 129 of file stm32f2x.c.

◆ STM32_FLASH_BASE

#define STM32_FLASH_BASE   0x40023c00

Definition at line 128 of file stm32f2x.c.

◆ STM32_FLASH_CR

#define STM32_FLASH_CR   0x40023c10

Definition at line 133 of file stm32f2x.c.

◆ STM32_FLASH_KEYR

#define STM32_FLASH_KEYR   0x40023c04

Definition at line 130 of file stm32f2x.c.

◆ STM32_FLASH_OPTCR

#define STM32_FLASH_OPTCR   0x40023c14

Definition at line 134 of file stm32f2x.c.

◆ STM32_FLASH_OPTCR1

#define STM32_FLASH_OPTCR1   0x40023c18

Definition at line 135 of file stm32f2x.c.

◆ STM32_FLASH_OPTCR2

#define STM32_FLASH_OPTCR2   0x40023c1c

Definition at line 136 of file stm32f2x.c.

◆ STM32_FLASH_OPTKEYR

#define STM32_FLASH_OPTKEYR   0x40023c08

Definition at line 131 of file stm32f2x.c.

◆ STM32_FLASH_SR

#define STM32_FLASH_SR   0x40023c0C

Definition at line 132 of file stm32f2x.c.

◆ STM32F2_OTP_BANK_BASE

#define STM32F2_OTP_BANK_BASE   0x1fff7800

Definition at line 119 of file stm32f2x.c.

◆ STM32F2_OTP_LOCK_BASE

#define STM32F2_OTP_LOCK_BASE   ((STM32F2_OTP_BANK_BASE) + (STM32F2_OTP_SIZE))

Definition at line 120 of file stm32f2x.c.

◆ STM32F2_OTP_SECTOR_SIZE

#define STM32F2_OTP_SECTOR_SIZE   32

Definition at line 118 of file stm32f2x.c.

◆ STM32F2_OTP_SIZE

#define STM32F2_OTP_SIZE   512

Definition at line 117 of file stm32f2x.c.

◆ STM32F7_OTP_BANK_BASE

#define STM32F7_OTP_BANK_BASE   0x1ff0f000

Definition at line 125 of file stm32f2x.c.

◆ STM32F7_OTP_LOCK_BASE

#define STM32F7_OTP_LOCK_BASE   ((STM32F7_OTP_BANK_BASE) + (STM32F7_OTP_SIZE))

Definition at line 126 of file stm32f2x.c.

◆ STM32F7_OTP_SECTOR_SIZE

#define STM32F7_OTP_SECTOR_SIZE   64

Definition at line 123 of file stm32f2x.c.

◆ STM32F7_OTP_SIZE

#define STM32F7_OTP_SIZE   1024

Definition at line 124 of file stm32f2x.c.

Function Documentation

◆ calculate_number_of_sectors()

static unsigned int calculate_number_of_sectors ( struct flash_bank *  bank,
uint16_t  flash_size_in_kb,
uint16_t  max_sector_size_in_kb 
)
static

Definition at line 902 of file stm32f2x.c.

References bank, stm32x_flash_bank::has_large_mem, LOG_INFO, and sector_size_in_kb().

Referenced by stm32x_probe().

◆ COMMAND_HANDLER() [1/7]

COMMAND_HANDLER ( stm32f2x_handle_optcr2_write_command  )

Definition at line 1668 of file stm32f2x.c.

References bank, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, CMD_ARGV, COMMAND_PARSE_NUMBER, command_print(), ERROR_COMMAND_ARGUMENT_INVALID, ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, stm32x_flash_bank::has_optcr2_pcrop, NULL, stm32x_options::optcr2_pcrop, stm32x_flash_bank::option_bytes, stm32x_read_options(), and stm32x_write_options().

◆ COMMAND_HANDLER() [2/7]

COMMAND_HANDLER ( stm32f2x_handle_options_read_command  )

Definition at line 1561 of file stm32f2x.c.

References bank, stm32x_options::boot_addr, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, command_print(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, stm32x_flash_bank::has_boot_addr, stm32x_flash_bank::has_extra_options, stm32x_flash_bank::has_optcr2_pcrop, NULL, stm32x_options::optcr2_pcrop, stm32x_flash_bank::option_bytes, stm32x_read_options(), and stm32x_options::user_options.

◆ COMMAND_HANDLER() [3/7]

COMMAND_HANDLER ( stm32f2x_handle_options_write_command  )

Definition at line 1606 of file stm32f2x.c.

References bank, stm32x_options::boot_addr, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, CMD_ARGV, COMMAND_PARSE_NUMBER, command_print(), ERROR_COMMAND_ARGUMENT_INVALID, ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, stm32x_flash_bank::has_boot_addr, stm32x_flash_bank::has_extra_options, NULL, stm32x_flash_bank::option_bytes, stm32x_flash_bank::probed, stm32x_flash_bank::protection_bits, stm32x_read_options(), stm32x_write_options(), and stm32x_options::user_options.

◆ COMMAND_HANDLER() [4/7]

COMMAND_HANDLER ( stm32x_handle_lock_command  )

Definition at line 1412 of file stm32f2x.c.

References bank, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, command_print(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, LOG_INFO, NULL, stm32x_flash_bank::option_bytes, stm32x_options::RDP, target::state, stm32x_read_options(), stm32x_write_options(), and TARGET_HALTED.

◆ COMMAND_HANDLER() [5/7]

COMMAND_HANDLER ( stm32x_handle_mass_erase_command  )

Definition at line 1539 of file stm32f2x.c.

References bank, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, command_print(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, and stm32x_mass_erase().

◆ COMMAND_HANDLER() [6/7]

COMMAND_HANDLER ( stm32x_handle_otp_command  )

Definition at line 1710 of file stm32f2x.c.

References bank, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, CMD_ARGV, command_print(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, stm32x_is_otp(), stm32x_is_otp_unlocked(), stm32x_otp_disable(), and stm32x_otp_enable().

◆ COMMAND_HANDLER() [7/7]

COMMAND_HANDLER ( stm32x_handle_unlock_command  )

Definition at line 1451 of file stm32f2x.c.

References bank, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, command_print(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, stm32x_flash_bank::has_optcr2_pcrop, LOG_INFO, NULL, stm32x_options::optcr2_pcrop, OPTCR2_PCROP_RDP, stm32x_flash_bank::option_bytes, stm32x_options::RDP, target::state, stm32x_read_options(), stm32x_write_options(), and TARGET_HALTED.

◆ FLASH_BANK_COMMAND_HANDLER()

FLASH_BANK_COMMAND_HANDLER ( stm32x_flash_bank_command  )

Definition at line 245 of file stm32f2x.c.

References bank, CMD_ARGC, ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, stm32x_flash_bank::otp_unlocked, stm32x_flash_bank::probed, and stm32x_flash_bank::user_bank_size.

◆ get_stm32x_info()

static int get_stm32x_info ( struct flash_bank *  bank,
struct command_invocation *  cmd 
)
static

Definition at line 1235 of file stm32f2x.c.

References bank, cmd, command_print_sameline(), ERROR_FAIL, ERROR_OK, NULL, and stm32x_get_device_id().

◆ sector_size_in_kb()

static uint16_t sector_size_in_kb ( unsigned int  i,
uint16_t  max_sector_size_in_kb 
)
static

Definition at line 893 of file stm32f2x.c.

Referenced by calculate_number_of_sectors(), and setup_bank().

◆ setup_bank()

static void setup_bank ( struct flash_bank *  bank,
unsigned int  start,
uint16_t  flash_size_in_kb,
uint16_t  max_sector_size_in_kb 
)
static

Definition at line 929 of file stm32f2x.c.

References bank, sector_size_in_kb(), setup_sector(), and start.

Referenced by stm32x_probe().

◆ setup_sector()

static void setup_sector ( struct flash_bank *  bank,
unsigned int  i,
unsigned int  size 
)
static

Definition at line 883 of file stm32f2x.c.

References bank, LOG_DEBUG, and size.

Referenced by setup_bank().

◆ stm32x_auto_probe()

static int stm32x_auto_probe ( struct flash_bank *  bank)
static

Definition at line 1227 of file stm32f2x.c.

References bank, ERROR_OK, stm32x_flash_bank::probed, and stm32x_probe().

◆ stm32x_erase()

static int stm32x_erase ( struct flash_bank *  bank,
unsigned int  first,
unsigned int  last 
)
static

Definition at line 592 of file stm32f2x.c.

References bank, ERROR_FAIL, ERROR_OK, ERROR_TARGET_NOT_HALTED, FLASH_ERASE_TIMEOUT, FLASH_LOCK, FLASH_SER, FLASH_SNB, FLASH_STRT, stm32x_flash_bank::has_large_mem, LOG_ERROR, STM32_FLASH_CR, stm32x_get_flash_reg(), stm32x_is_otp(), stm32x_unlock_reg(), stm32x_wait_status_busy(), TARGET_HALTED, and target_write_u32().

◆ stm32x_get_device_id()

static int stm32x_get_device_id ( struct flash_bank *  bank,
uint32_t *  device_id 
)
static

Definition at line 947 of file stm32f2x.c.

References bank, CORTEX_M4_PARTNO, cortex_m_get_partno_safe(), ERROR_OK, LOG_INFO, and target_read_u32().

Referenced by get_stm32x_info(), and stm32x_probe().

◆ stm32x_get_flash_reg()

static int stm32x_get_flash_reg ( struct flash_bank *  bank,
uint32_t  reg 
)
inlinestatic

Definition at line 262 of file stm32f2x.c.

Referenced by stm32x_erase(), stm32x_get_flash_status(), stm32x_mass_erase(), stm32x_wait_status_busy(), and stm32x_write().

◆ stm32x_get_flash_status()

static int stm32x_get_flash_status ( struct flash_bank *  bank,
uint32_t *  status 
)
inlinestatic

Definition at line 267 of file stm32f2x.c.

References bank, status, STM32_FLASH_SR, stm32x_get_flash_reg(), and target_read_u32().

Referenced by stm32x_wait_status_busy().

◆ stm32x_is_otp()

static bool stm32x_is_otp ( struct flash_bank *  bank)
static

Definition at line 200 of file stm32f2x.c.

References bank, STM32F2_OTP_BANK_BASE, and STM32F7_OTP_BANK_BASE.

Referenced by COMMAND_HANDLER(), stm32x_erase(), stm32x_probe(), stm32x_protect(), stm32x_protect_check(), and stm32x_write_block().

◆ stm32x_is_otp_unlocked()

static int stm32x_is_otp_unlocked ( struct flash_bank *  bank)
static

Definition at line 211 of file stm32f2x.c.

References bank, and stm32x_flash_bank::otp_unlocked.

Referenced by COMMAND_HANDLER(), and stm32x_write_block().

◆ stm32x_mass_erase()

static int stm32x_mass_erase ( struct flash_bank *  bank)
static

Definition at line 1496 of file stm32f2x.c.

References bank, ERROR_OK, ERROR_TARGET_NOT_HALTED, FLASH_LOCK, FLASH_MASS_ERASE_TIMEOUT, FLASH_MER, FLASH_MER1, FLASH_STRT, stm32x_flash_bank::has_large_mem, LOG_ERROR, NULL, target::state, STM32_FLASH_CR, stm32x_get_flash_reg(), stm32x_unlock_reg(), stm32x_wait_status_busy(), TARGET_HALTED, and target_write_u32().

Referenced by COMMAND_HANDLER().

◆ stm32x_otp_disable()

static int stm32x_otp_disable ( struct flash_bank *  bank)
static

Definition at line 218 of file stm32f2x.c.

References bank, ERROR_OK, LOG_INFO, and stm32x_flash_bank::otp_unlocked.

Referenced by COMMAND_HANDLER().

◆ stm32x_otp_enable()

static int stm32x_otp_enable ( struct flash_bank *  bank)
static

Definition at line 228 of file stm32f2x.c.

References bank, ERROR_OK, LOG_INFO, LOG_WARNING, and stm32x_flash_bank::otp_unlocked.

Referenced by COMMAND_HANDLER().

◆ stm32x_otp_is_f7()

static bool stm32x_otp_is_f7 ( struct flash_bank *  bank)
static

Definition at line 206 of file stm32f2x.c.

References bank, and STM32F7_OTP_BANK_BASE.

Referenced by stm32x_otp_protect(), stm32x_otp_read_protect(), and stm32x_probe().

◆ stm32x_otp_protect()

static int stm32x_otp_protect ( struct flash_bank *  bank,
unsigned int  first,
unsigned int  last 
)
static

Definition at line 530 of file stm32f2x.c.

References bank, ERROR_OK, STM32F2_OTP_LOCK_BASE, STM32F7_OTP_LOCK_BASE, stm32x_otp_is_f7(), target_read_u8(), and target_write_u8().

Referenced by stm32x_protect().

◆ stm32x_otp_read_protect()

static int stm32x_otp_read_protect ( struct flash_bank *  bank)
static

Definition at line 510 of file stm32f2x.c.

References bank, ERROR_OK, STM32F2_OTP_LOCK_BASE, STM32F7_OTP_LOCK_BASE, stm32x_otp_is_f7(), and target_read_u8().

Referenced by stm32x_protect_check().

◆ stm32x_probe()

static int stm32x_probe ( struct flash_bank *  bank)
static

Definition at line 970 of file stm32f2x.c.

References bank, calculate_number_of_sectors(), ERROR_FAIL, ERROR_OK, ERROR_TARGET_NOT_EXAMINED, stm32x_flash_bank::has_boot_addr, stm32x_flash_bank::has_extra_options, stm32x_flash_bank::has_large_mem, stm32x_flash_bank::has_optcr2_pcrop, LOG_DEBUG, LOG_ERROR, LOG_INFO, LOG_WARNING, NULL, OPTCR_DB1M, OPTCR_NDBANK, stm32x_flash_bank::probed, stm32x_flash_bank::protection_bits, setup_bank(), size, STM32_FLASH_OPTCR, STM32F2_OTP_SECTOR_SIZE, STM32F2_OTP_SIZE, STM32F7_OTP_SECTOR_SIZE, STM32F7_OTP_SIZE, stm32x_get_device_id(), stm32x_is_otp(), stm32x_otp_is_f7(), target_read_u16(), target_read_u32(), target_was_examined(), and stm32x_flash_bank::user_bank_size.

Referenced by stm32x_auto_probe().

◆ stm32x_protect()

static int stm32x_protect ( struct flash_bank *  bank,
int  set,
unsigned int  first,
unsigned int  last 
)
static

Definition at line 650 of file stm32f2x.c.

References bank, ERROR_COMMAND_ARGUMENT_INVALID, ERROR_OK, ERROR_TARGET_NOT_HALTED, LOG_DEBUG, LOG_ERROR, stm32x_flash_bank::option_bytes, stm32x_options::protection, target::state, stm32x_is_otp(), stm32x_otp_protect(), stm32x_read_options(), stm32x_write_options(), and TARGET_HALTED.

◆ stm32x_protect_check()

static int stm32x_protect_check ( struct flash_bank *  bank)
static

Definition at line 559 of file stm32f2x.c.

References bank, ERROR_OK, flash_sector::is_protected, LOG_DEBUG, stm32x_flash_bank::option_bytes, stm32x_options::protection, stm32x_is_otp(), stm32x_otp_read_protect(), and stm32x_read_options().

◆ stm32x_read_options()

static int stm32x_read_options ( struct flash_bank *  bank)
static

Definition at line 380 of file stm32f2x.c.

References bank, stm32x_options::boot_addr, ERROR_OK, stm32x_flash_bank::has_boot_addr, stm32x_flash_bank::has_extra_options, stm32x_flash_bank::has_large_mem, stm32x_flash_bank::has_optcr2_pcrop, LOG_INFO, NULL, stm32x_options::optcr2_pcrop, OPTCR2_PCROP_RDP, stm32x_flash_bank::option_bytes, stm32x_options::protection, stm32x_flash_bank::protection_bits, stm32x_options::RDP, STM32_FLASH_OPTCR, STM32_FLASH_OPTCR1, STM32_FLASH_OPTCR2, target_read_u32(), and stm32x_options::user_options.

Referenced by COMMAND_HANDLER(), stm32x_protect(), and stm32x_protect_check().

◆ stm32x_unlock_option_reg()

static int stm32x_unlock_option_reg ( struct target *  target)
static

Definition at line 348 of file stm32f2x.c.

References ctrl, ERROR_OK, ERROR_TARGET_FAILURE, LOG_ERROR, OPTCR_LOCK, OPTKEY1, OPTKEY2, STM32_FLASH_OPTCR, STM32_FLASH_OPTKEYR, target_read_u32(), and target_write_u32().

Referenced by stm32x_write_options().

◆ stm32x_unlock_reg()

static int stm32x_unlock_reg ( struct target *  target)
static

Definition at line 313 of file stm32f2x.c.

References ctrl, ERROR_OK, ERROR_TARGET_FAILURE, FLASH_LOCK, KEY1, KEY2, LOG_ERROR, STM32_FLASH_CR, STM32_FLASH_KEYR, target_read_u32(), and target_write_u32().

Referenced by stm32x_erase(), stm32x_mass_erase(), and stm32x_write().

◆ stm32x_wait_status_busy()

static int stm32x_wait_status_busy ( struct flash_bank *  bank,
int  timeout 
)
static

Definition at line 273 of file stm32f2x.c.

References alive_sleep(), bank, ERROR_FAIL, ERROR_OK, FLASH_BSY, FLASH_ERROR, FLASH_WRPERR, LOG_DEBUG, LOG_ERROR, status, STM32_FLASH_SR, stm32x_get_flash_reg(), stm32x_get_flash_status(), and target_write_u32().

Referenced by stm32x_erase(), stm32x_mass_erase(), stm32x_write(), and stm32x_write_options().

◆ stm32x_write()

static int stm32x_write ( struct flash_bank *  bank,
const uint8_t *  buffer,
uint32_t  offset,
uint32_t  count 
)
static

Definition at line 787 of file stm32f2x.c.

References bank, buffer, count, ERROR_FLASH_DST_BREAKS_ALIGNMENT, ERROR_OK, ERROR_TARGET_NOT_HALTED, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, FLASH_LOCK, FLASH_PG, FLASH_PSIZE_16, FLASH_PSIZE_8, FLASH_WRITE_TIMEOUT, LOG_ERROR, LOG_WARNING, offset, STM32_FLASH_CR, stm32x_get_flash_reg(), stm32x_unlock_reg(), stm32x_wait_status_busy(), stm32x_write_block(), TARGET_HALTED, target_write_memory(), target_write_u32(), and target_write_u8().

◆ stm32x_write_block()

static int stm32x_write_block ( struct flash_bank *  bank,
const uint8_t *  buffer,
uint32_t  offset,
uint32_t  count 
)
static

Definition at line 689 of file stm32f2x.c.

References working_area::address, ARM_MODE_THREAD, ARMV7M_COMMON_MAGIC, bank, buf_get_u32(), buf_set_u32(), buffer, armv7m_algorithm::common_magic, armv7m_algorithm::core_mode, count, destroy_reg_param(), ERROR_FAIL, ERROR_FLASH_OPERATION_FAILED, ERROR_OK, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, FLASH_ERROR, FLASH_WRPERR, init_reg_param(), LOG_ERROR, LOG_WARNING, NULL, offset, PARAM_IN_OUT, PARAM_OUT, source, STM32_FLASH_BASE, STM32_FLASH_SR, stm32x_is_otp(), stm32x_is_otp_unlocked(), target_alloc_working_area(), target_alloc_working_area_try(), target_free_working_area(), target_run_flash_async_algorithm(), target_write_buffer(), and target_write_u32().

Referenced by stm32x_write().

◆ stm32x_write_options()

static int stm32x_write_options ( struct flash_bank *  bank)
static

Definition at line 441 of file stm32f2x.c.

References bank, stm32x_options::boot_addr, ERROR_OK, FLASH_MASS_ERASE_TIMEOUT, stm32x_flash_bank::has_boot_addr, stm32x_flash_bank::has_extra_options, stm32x_flash_bank::has_large_mem, stm32x_flash_bank::has_optcr2_pcrop, NULL, stm32x_options::optcr2_pcrop, OPTCR_LOCK, OPTCR_START, stm32x_flash_bank::option_bytes, stm32x_options::protection, stm32x_flash_bank::protection_bits, stm32x_options::RDP, STM32_FLASH_OPTCR, STM32_FLASH_OPTCR1, STM32_FLASH_OPTCR2, stm32x_unlock_option_reg(), stm32x_wait_status_busy(), target_write_u32(), and stm32x_options::user_options.

Referenced by COMMAND_HANDLER(), and stm32x_protect().

Variable Documentation

◆ stm32f2x_command_handlers

const struct command_registration stm32f2x_command_handlers[]
static
Initial value:
= {
{
.name = "stm32f2x",
.mode = COMMAND_ANY,
.help = "stm32f2x flash command group",
.usage = "",
.chain = stm32f2x_exec_command_handlers,
},
COMMAND_REGISTRATION_DONE
}
COMMAND_REGISTRATION_DONE
#define COMMAND_REGISTRATION_DONE
Use this as the last entry in an array of command_registration records.
Definition: command.h:247
COMMAND_ANY
@ COMMAND_ANY
Definition: command.h:42
stm32f2x_exec_command_handlers
static const struct command_registration stm32f2x_exec_command_handlers[]
Definition: stm32f2x.c:1741

Definition at line 1710 of file stm32f2x.c.

◆ stm32f2x_exec_command_handlers

const struct command_registration stm32f2x_exec_command_handlers[]
static

Definition at line 1710 of file stm32f2x.c.

◆ stm32f2x_flash

const struct flash_driver stm32f2x_flash
Initial value:
= {
.name = "stm32f2x",
.commands = stm32f2x_command_handlers,
.flash_bank_command = stm32x_flash_bank_command,
.erase = stm32x_erase,
.protect = stm32x_protect,
.write = stm32x_write,
.read = default_flash_read,
.probe = stm32x_probe,
.auto_probe = stm32x_auto_probe,
.erase_check = default_flash_blank_check,
.protect_check = stm32x_protect_check,
.info = get_stm32x_info,
.free_driver_priv = default_flash_free_driver_priv,
}
default_flash_blank_check
int default_flash_blank_check(struct flash_bank *bank)
Provides default erased-bank check handling.
Definition: flash/nor/core.c:380
default_flash_read
int default_flash_read(struct flash_bank *bank, uint8_t *buffer, uint32_t offset, uint32_t count)
Provides default read implementation for flash memory.
Definition: flash/nor/core.c:121
default_flash_free_driver_priv
void default_flash_free_driver_priv(struct flash_bank *bank)
Deallocates bank->driver_priv.
Definition: flash/nor/core.c:210
stm32x_auto_probe
static int stm32x_auto_probe(struct flash_bank *bank)
Definition: stm32f2x.c:1227
stm32x_probe
static int stm32x_probe(struct flash_bank *bank)
Definition: stm32f2x.c:970
get_stm32x_info
static int get_stm32x_info(struct flash_bank *bank, struct command_invocation *cmd)
Definition: stm32f2x.c:1235
stm32x_write
static int stm32x_write(struct flash_bank *bank, const uint8_t *buffer, uint32_t offset, uint32_t count)
Definition: stm32f2x.c:787
stm32x_erase
static int stm32x_erase(struct flash_bank *bank, unsigned int first, unsigned int last)
Definition: stm32f2x.c:592
stm32x_protect_check
static int stm32x_protect_check(struct flash_bank *bank)
Definition: stm32f2x.c:559
stm32f2x_command_handlers
static const struct command_registration stm32f2x_command_handlers[]
Definition: stm32f2x.c:1794
stm32x_protect
static int stm32x_protect(struct flash_bank *bank, int set, unsigned int first, unsigned int last)
Definition: stm32f2x.c:650

Definition at line 1710 of file stm32f2x.c.