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Data Structures | Macros | Enumerations | Functions | Variables
stm32h7x.c File Reference
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Data Structures

struct  stm32h7_flash_bank
 
struct  stm32h7_part_info
 
struct  stm32h7_rev
 

Macros

#define DBGMCU_IDCODE_REGISTER   0x5C001000
 
#define DEVID_STM32H72_H73XX   0x483
 
#define DEVID_STM32H74_H75XX   0x450
 
#define DEVID_STM32H7A_H7BXX   0x480
 
#define DEVID_STM32H7R_H7SXX   0x485
 
#define FLASH_BANK0_ADDRESS   0x08000000
 
#define FLASH_BANK1_ADDRESS   0x08100000
 
#define FLASH_BER   BIT(3)
 
#define FLASH_BSY   BIT(0) /* Operation in progress */
 
#define FLASH_CRCENDF   BIT(27) /* CRC end flag */
 
#define FLASH_CRCRDERRF   BIT(28) /* CRC read error flag */
 
#define FLASH_DBECCERR   BIT(26) /* Double ECC error */
 
#define FLASH_DBECCERRF   BIT(26) /* ECC double error flag */
 
#define FLASH_EOPF   BIT(16) /* End-of-program flag */
 
#define FLASH_ERASE_TIMEOUT   10000
 
#define FLASH_ERROR
 
#define FLASH_ERROR_H7RS
 
#define FLASH_FW   BIT(6)
 
#define FLASH_INCERR   BIT(21) /* Inconsistency error */
 
#define FLASH_INCERRF   BIT(21) /* Inconsistency error flag */
 
#define FLASH_LOCK   BIT(0)
 
#define FLASH_OBLERRF   BIT(20) /* Option byte loading error flag */
 
#define FLASH_OPERR   BIT(22) /* Operation error */
 
#define FLASH_PG   BIT(1)
 
#define FLASH_PGSERR   BIT(18) /* Programming sequence error */
 
#define FLASH_PGSERRF   BIT(18) /* Programming sequence error flag */
 
#define FLASH_PSIZE_16   (1 << 4)
 
#define FLASH_PSIZE_32   (2 << 4)
 
#define FLASH_PSIZE_64   (3 << 4)
 
#define FLASH_PSIZE_8   (0 << 4)
 
#define FLASH_QW   BIT(2) /* Operation queue in progress */
 
#define FLASH_RDPERR   BIT(23) /* Read Protection error */
 
#define FLASH_RDSERR   BIT(24) /* Secure Protection error */
 
#define FLASH_RDSERRF   BIT(24) /* Read security error flag */
 
#define FLASH_REG_BASE_B0   0x52002000
 
#define FLASH_REG_BASE_B1   0x52002100
 
#define FLASH_SER   BIT(2)
 
#define FLASH_SNECCERR   BIT(25) /* Single ECC error */
 
#define FLASH_SNECCERRF   BIT(25) /* ECC single error flag */
 
#define FLASH_START   BIT(7)
 
#define FLASH_STRBERR   BIT(19) /* Strobe error */
 
#define FLASH_STRBERRF   BIT(19) /* Strobe error flag */
 
#define FLASH_WRITE_TIMEOUT   5
 
#define FLASH_WRPERR   BIT(17) /* Write protection error */
 
#define FLASH_WRPERRF   BIT(17) /* Write protection error flag */
 
#define KEY1   0x45670123
 
#define KEY2   0xCDEF89AB
 
#define MASS_ERASE_TIMEOUT   30000
 
#define OPT_BSY   BIT(0)
 
#define OPT_CLR_OPTCHANGEERR   BIT(30)
 
#define OPT_LOCK   BIT(0)
 
#define OPT_OPTCHANGEERR   BIT(30)
 
#define OPT_RDP_MASK   (0xff << OPT_RDP_POS)
 
#define OPT_RDP_POS   8
 
#define OPT_START   BIT(1)
 
#define OPTKEY1   0x08192A3B
 
#define OPTKEY2   0x4C5D6E7F
 

Enumerations

enum  stm32h7_flash_reg_index {
  STM32_FLASH_ACR_INDEX , STM32_FLASH_KEYR_INDEX , STM32_FLASH_OPTKEYR_INDEX , STM32_FLASH_SR_INDEX ,
  STM32_FLASH_CR_INDEX , STM32_FLASH_ICR_CCR_INDEX , STM32_FLASH_OPTCR_INDEX , STM32_FLASH_OPTSR_INDEX ,
  STM32_FLASH_OPTSR_CUR_INDEX , STM32_FLASH_OPTSR_PRG_INDEX , STM32_FLASH_OPTCCR_INDEX , STM32_FLASH_WPSN_CUR_INDEX ,
  STM32_FLASH_WPSN_PRG_INDEX , STM32_FLASH_ISR_INDEX , STM32_FLASH_REG_INDEX_NUM
}
 
enum  stm32h7_opt_rdp { OPT_RDP_L0 = 0xaa , OPT_RDP_L1 = 0x00 , OPT_RDP_L2 = 0xcc }
 

Functions

 COMMAND_HANDLER (stm32h7_handle_lock_command)
 
 COMMAND_HANDLER (stm32h7_handle_mass_erase_command)
 
 COMMAND_HANDLER (stm32h7_handle_option_read_command)
 
 COMMAND_HANDLER (stm32h7_handle_option_write_command)
 
 COMMAND_HANDLER (stm32h7_handle_unlock_command)
 
 FLASH_BANK_COMMAND_HANDLER (stm32h7_flash_bank_command)
 
static uint32_t stm32h74_h75xx_compute_flash_cr (uint32_t cmd, int snb)
 
static int stm32h7_auto_probe (struct flash_bank *bank)
 
static int stm32h7_erase (struct flash_bank *bank, unsigned int first, unsigned int last)
 
static uint32_t stm32h7_get_flash_reg (struct flash_bank *bank, uint32_t reg_offset)
 
static int stm32h7_get_flash_status (struct flash_bank *bank, uint32_t *status)
 
static int stm32h7_get_info (struct flash_bank *bank, struct command_invocation *cmd)
 
static int stm32h7_lock_option_reg (struct flash_bank *bank)
 
static int stm32h7_lock_reg (struct flash_bank *bank)
 
static int stm32h7_mass_erase (struct flash_bank *bank)
 
static int stm32h7_modify_option (struct flash_bank *bank, uint32_t reg_offset, uint32_t value, uint32_t mask)
 
static int stm32h7_probe (struct flash_bank *bank)
 
static int stm32h7_protect (struct flash_bank *bank, int set, unsigned int first, unsigned int last)
 
static int stm32h7_protect_check (struct flash_bank *bank)
 
static int stm32h7_read_flash_reg (struct flash_bank *bank, uint32_t reg_offset, uint32_t *value)
 
static int stm32h7_read_flash_reg_by_index (struct flash_bank *bank, enum stm32h7_flash_reg_index reg_index, uint32_t *value)
 
static int stm32h7_read_id_code (struct flash_bank *bank, uint32_t *id)
 
static int stm32h7_set_rdp (struct flash_bank *bank, enum stm32h7_opt_rdp new_rdp)
 
static int stm32h7_unlock_option_reg (struct flash_bank *bank)
 
static int stm32h7_unlock_reg (struct flash_bank *bank)
 
static int stm32h7_wait_flash_op_queue (struct flash_bank *bank, int timeout)
 
static int stm32h7_write (struct flash_bank *bank, const uint8_t *buffer, uint32_t offset, uint32_t count)
 
static int stm32h7_write_block (struct flash_bank *bank, const uint8_t *buffer, uint32_t offset, uint32_t count)
 
static int stm32h7_write_flash_reg (struct flash_bank *bank, uint32_t reg_offset, uint32_t value)
 
static int stm32h7_write_flash_reg_by_index (struct flash_bank *bank, enum stm32h7_flash_reg_index reg_index, uint32_t value)
 
static int stm32h7_write_option (struct flash_bank *bank, uint32_t reg_offset, uint32_t value)
 
static uint32_t stm32h7a_h7b_h7r_h7sxx_compute_flash_cr (uint32_t cmd, int snb)
 
static int stm32h7rs_get_flash_status (struct flash_bank *bank, uint32_t *status)
 

Variables

static const struct stm32h7_rev stm32h72_h73xx_revs []
 
static const struct stm32h7_rev stm32h74_h75xx_revs []
 
static const struct command_registration stm32h7_command_handlers []
 
static const struct command_registration stm32h7_exec_command_handlers []
 
static const uint32_t stm32h7_flash_regs [STM32_FLASH_REG_INDEX_NUM]
 
static const uint8_t stm32h7_flash_write_code []
 
static const struct stm32h7_part_info stm32h7_parts []
 
static const struct stm32h7_rev stm32h7a_h7bxx_revs []
 
static const struct stm32h7_rev stm32h7r_h7sxx_revs []
 
static const uint32_t stm32h7rs_flash_regs [STM32_FLASH_REG_INDEX_NUM]
 
static const uint8_t stm32h7rs_flash_write_code []
 
const struct flash_driver stm32h7x_flash
 

Macro Definition Documentation

◆ DBGMCU_IDCODE_REGISTER

#define DBGMCU_IDCODE_REGISTER   0x5C001000

Definition at line 142 of file stm32h7x.c.

◆ DEVID_STM32H72_H73XX

#define DEVID_STM32H72_H73XX   0x483

Definition at line 151 of file stm32h7x.c.

◆ DEVID_STM32H74_H75XX

#define DEVID_STM32H74_H75XX   0x450

Definition at line 149 of file stm32h7x.c.

◆ DEVID_STM32H7A_H7BXX

#define DEVID_STM32H7A_H7BXX   0x480

Definition at line 150 of file stm32h7x.c.

◆ DEVID_STM32H7R_H7SXX

#define DEVID_STM32H7R_H7SXX   0x485

Definition at line 152 of file stm32h7x.c.

◆ FLASH_BANK0_ADDRESS

#define FLASH_BANK0_ADDRESS   0x08000000

Definition at line 143 of file stm32h7x.c.

◆ FLASH_BANK1_ADDRESS

#define FLASH_BANK1_ADDRESS   0x08100000

Definition at line 144 of file stm32h7x.c.

◆ FLASH_BER

#define FLASH_BER   BIT(3)

Definition at line 81 of file stm32h7x.c.

◆ FLASH_BSY

#define FLASH_BSY   BIT(0) /* Operation in progress */

Definition at line 103 of file stm32h7x.c.

◆ FLASH_CRCENDF

#define FLASH_CRCENDF   BIT(27) /* CRC end flag */

Definition at line 91 of file stm32h7x.c.

◆ FLASH_CRCRDERRF

#define FLASH_CRCRDERRF   BIT(28) /* CRC read error flag */

Definition at line 90 of file stm32h7x.c.

◆ FLASH_DBECCERR

#define FLASH_DBECCERR   BIT(26) /* Double ECC error */

Definition at line 113 of file stm32h7x.c.

◆ FLASH_DBECCERRF

#define FLASH_DBECCERRF   BIT(26) /* ECC double error flag */

Definition at line 92 of file stm32h7x.c.

◆ FLASH_EOPF

#define FLASH_EOPF   BIT(16) /* End-of-program flag */

Definition at line 100 of file stm32h7x.c.

◆ FLASH_ERASE_TIMEOUT

#define FLASH_ERASE_TIMEOUT   10000

Definition at line 17 of file stm32h7x.c.

◆ FLASH_ERROR

#define FLASH_ERROR
Value:
(FLASH_WRPERR | FLASH_PGSERR | FLASH_STRBERR | FLASH_INCERR | FLASH_OPERR | \
FLASH_RDPERR | FLASH_RDSERR | FLASH_SNECCERR | FLASH_DBECCERR)
FLASH_OPERR
#define FLASH_OPERR
Definition: stm32h7x.c:109
FLASH_INCERR
#define FLASH_INCERR
Definition: stm32h7x.c:108
FLASH_RDSERR
#define FLASH_RDSERR
Definition: stm32h7x.c:111
FLASH_WRPERR
#define FLASH_WRPERR
Definition: stm32h7x.c:105
FLASH_STRBERR
#define FLASH_STRBERR
Definition: stm32h7x.c:107
FLASH_DBECCERR
#define FLASH_DBECCERR
Definition: stm32h7x.c:113
FLASH_PGSERR
#define FLASH_PGSERR
Definition: stm32h7x.c:106
FLASH_SNECCERR
#define FLASH_SNECCERR
Definition: stm32h7x.c:112

Definition at line 115 of file stm32h7x.c.

◆ FLASH_ERROR_H7RS

#define FLASH_ERROR_H7RS
Value:
(FLASH_CRCRDERRF | FLASH_CRCENDF | FLASH_DBECCERRF | FLASH_SNECCERRF | FLASH_RDSERRF | \
FLASH_INCERRF | FLASH_OBLERRF | FLASH_STRBERRF | FLASH_PGSERRF | FLASH_WRPERRF | FLASH_EOPF)
FLASH_STRBERRF
#define FLASH_STRBERRF
Definition: stm32h7x.c:97
FLASH_CRCRDERRF
#define FLASH_CRCRDERRF
Definition: stm32h7x.c:90
FLASH_EOPF
#define FLASH_EOPF
Definition: stm32h7x.c:100
FLASH_DBECCERRF
#define FLASH_DBECCERRF
Definition: stm32h7x.c:92
FLASH_WRPERRF
#define FLASH_WRPERRF
Definition: stm32h7x.c:99
FLASH_RDSERRF
#define FLASH_RDSERRF
Definition: stm32h7x.c:94
FLASH_PGSERRF
#define FLASH_PGSERRF
Definition: stm32h7x.c:98
FLASH_CRCENDF
#define FLASH_CRCENDF
Definition: stm32h7x.c:91
FLASH_SNECCERRF
#define FLASH_SNECCERRF
Definition: stm32h7x.c:93
FLASH_OBLERRF
#define FLASH_OBLERRF
Definition: stm32h7x.c:96

Definition at line 118 of file stm32h7x.c.

◆ FLASH_FW

#define FLASH_FW   BIT(6)

Definition at line 86 of file stm32h7x.c.

◆ FLASH_INCERR

#define FLASH_INCERR   BIT(21) /* Inconsistency error */

Definition at line 108 of file stm32h7x.c.

◆ FLASH_INCERRF

#define FLASH_INCERRF   BIT(21) /* Inconsistency error flag */

Definition at line 95 of file stm32h7x.c.

◆ FLASH_LOCK

#define FLASH_LOCK   BIT(0)

Definition at line 78 of file stm32h7x.c.

◆ FLASH_OBLERRF

#define FLASH_OBLERRF   BIT(20) /* Option byte loading error flag */

Definition at line 96 of file stm32h7x.c.

◆ FLASH_OPERR

#define FLASH_OPERR   BIT(22) /* Operation error */

Definition at line 109 of file stm32h7x.c.

◆ FLASH_PG

#define FLASH_PG   BIT(1)

Definition at line 79 of file stm32h7x.c.

◆ FLASH_PGSERR

#define FLASH_PGSERR   BIT(18) /* Programming sequence error */

Definition at line 106 of file stm32h7x.c.

◆ FLASH_PGSERRF

#define FLASH_PGSERRF   BIT(18) /* Programming sequence error flag */

Definition at line 98 of file stm32h7x.c.

◆ FLASH_PSIZE_16

#define FLASH_PSIZE_16   (1 << 4)

Definition at line 83 of file stm32h7x.c.

◆ FLASH_PSIZE_32

#define FLASH_PSIZE_32   (2 << 4)

Definition at line 84 of file stm32h7x.c.

◆ FLASH_PSIZE_64

#define FLASH_PSIZE_64   (3 << 4)

Definition at line 85 of file stm32h7x.c.

◆ FLASH_PSIZE_8

#define FLASH_PSIZE_8   (0 << 4)

Definition at line 82 of file stm32h7x.c.

◆ FLASH_QW

#define FLASH_QW   BIT(2) /* Operation queue in progress */

Definition at line 104 of file stm32h7x.c.

◆ FLASH_RDPERR

#define FLASH_RDPERR   BIT(23) /* Read Protection error */

Definition at line 110 of file stm32h7x.c.

◆ FLASH_RDSERR

#define FLASH_RDSERR   BIT(24) /* Secure Protection error */

Definition at line 111 of file stm32h7x.c.

◆ FLASH_RDSERRF

#define FLASH_RDSERRF   BIT(24) /* Read security error flag */

Definition at line 94 of file stm32h7x.c.

◆ FLASH_REG_BASE_B0

#define FLASH_REG_BASE_B0   0x52002000

Definition at line 145 of file stm32h7x.c.

◆ FLASH_REG_BASE_B1

#define FLASH_REG_BASE_B1   0x52002100

Definition at line 146 of file stm32h7x.c.

◆ FLASH_SER

#define FLASH_SER   BIT(2)

Definition at line 80 of file stm32h7x.c.

◆ FLASH_SNECCERR

#define FLASH_SNECCERR   BIT(25) /* Single ECC error */

Definition at line 112 of file stm32h7x.c.

◆ FLASH_SNECCERRF

#define FLASH_SNECCERRF   BIT(25) /* ECC single error flag */

Definition at line 93 of file stm32h7x.c.

◆ FLASH_START

#define FLASH_START   BIT(7)

Definition at line 87 of file stm32h7x.c.

◆ FLASH_STRBERR

#define FLASH_STRBERR   BIT(19) /* Strobe error */

Definition at line 107 of file stm32h7x.c.

◆ FLASH_STRBERRF

#define FLASH_STRBERRF   BIT(19) /* Strobe error flag */

Definition at line 97 of file stm32h7x.c.

◆ FLASH_WRITE_TIMEOUT

#define FLASH_WRITE_TIMEOUT   5

Definition at line 18 of file stm32h7x.c.

◆ FLASH_WRPERR

#define FLASH_WRPERR   BIT(17) /* Write protection error */

Definition at line 105 of file stm32h7x.c.

◆ FLASH_WRPERRF

#define FLASH_WRPERRF   BIT(17) /* Write protection error flag */

Definition at line 99 of file stm32h7x.c.

◆ KEY1

#define KEY1   0x45670123

Definition at line 135 of file stm32h7x.c.

◆ KEY2

#define KEY2   0xCDEF89AB

Definition at line 136 of file stm32h7x.c.

◆ MASS_ERASE_TIMEOUT

#define MASS_ERASE_TIMEOUT   30000

Definition at line 19 of file stm32h7x.c.

◆ OPT_BSY

#define OPT_BSY   BIT(0)

Definition at line 126 of file stm32h7x.c.

◆ OPT_CLR_OPTCHANGEERR

#define OPT_CLR_OPTCHANGEERR   BIT(30)

Definition at line 132 of file stm32h7x.c.

◆ OPT_LOCK

#define OPT_LOCK   BIT(0)

Definition at line 122 of file stm32h7x.c.

◆ OPT_OPTCHANGEERR

#define OPT_OPTCHANGEERR   BIT(30)

Definition at line 129 of file stm32h7x.c.

◆ OPT_RDP_MASK

#define OPT_RDP_MASK   (0xff << OPT_RDP_POS)

Definition at line 128 of file stm32h7x.c.

◆ OPT_RDP_POS

#define OPT_RDP_POS   8

Definition at line 127 of file stm32h7x.c.

◆ OPT_START

#define OPT_START   BIT(1)

Definition at line 123 of file stm32h7x.c.

◆ OPTKEY1

#define OPTKEY1   0x08192A3B

Definition at line 139 of file stm32h7x.c.

◆ OPTKEY2

#define OPTKEY2   0x4C5D6E7F

Definition at line 140 of file stm32h7x.c.

Enumeration Type Documentation

◆ stm32h7_flash_reg_index

enum stm32h7_flash_reg_index
Enumerator
STM32_FLASH_ACR_INDEX 
STM32_FLASH_KEYR_INDEX 
STM32_FLASH_OPTKEYR_INDEX 
STM32_FLASH_SR_INDEX 
STM32_FLASH_CR_INDEX 
STM32_FLASH_ICR_CCR_INDEX 
STM32_FLASH_OPTCR_INDEX 
STM32_FLASH_OPTSR_INDEX 
STM32_FLASH_OPTSR_CUR_INDEX 
STM32_FLASH_OPTSR_PRG_INDEX 
STM32_FLASH_OPTCCR_INDEX 
STM32_FLASH_WPSN_CUR_INDEX 
STM32_FLASH_WPSN_PRG_INDEX 
STM32_FLASH_ISR_INDEX 
STM32_FLASH_REG_INDEX_NUM 

Definition at line 29 of file stm32h7x.c.

◆ stm32h7_opt_rdp

enum stm32h7_opt_rdp
Enumerator
OPT_RDP_L0 
OPT_RDP_L1 
OPT_RDP_L2 

Definition at line 192 of file stm32h7x.c.

Function Documentation

◆ COMMAND_HANDLER() [1/5]

COMMAND_HANDLER ( stm32h7_handle_lock_command  )

Definition at line 1126 of file stm32h7x.c.

References bank, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, command_print(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, OPT_RDP_L1, and stm32h7_set_rdp().

◆ COMMAND_HANDLER() [2/5]

COMMAND_HANDLER ( stm32h7_handle_mass_erase_command  )

Definition at line 1204 of file stm32h7x.c.

References bank, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, command_print(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, and stm32h7_mass_erase().

◆ COMMAND_HANDLER() [3/5]

COMMAND_HANDLER ( stm32h7_handle_option_read_command  )

Definition at line 1223 of file stm32h7x.c.

References bank, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, CMD_ARGV, COMMAND_PARSE_NUMBER, command_print(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, stm32h7_get_flash_reg(), and stm32h7_read_flash_reg_by_index().

◆ COMMAND_HANDLER() [4/5]

COMMAND_HANDLER ( stm32h7_handle_option_write_command  )

Definition at line 1246 of file stm32h7x.c.

References bank, CALL_COMMAND_HANDLER, CMD_ARGC, CMD_ARGV, COMMAND_PARSE_NUMBER, ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, mask, and stm32h7_modify_option().

◆ COMMAND_HANDLER() [5/5]

COMMAND_HANDLER ( stm32h7_handle_unlock_command  )

Definition at line 1146 of file stm32h7x.c.

References bank, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, command_print(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, OPT_RDP_L0, and stm32h7_set_rdp().

◆ FLASH_BANK_COMMAND_HANDLER()

FLASH_BANK_COMMAND_HANDLER ( stm32h7_flash_bank_command  )

Definition at line 314 of file stm32h7x.c.

References bank, CMD_ARGC, ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, stm32h7_flash_bank::probed, and stm32h7_flash_bank::user_bank_size.

◆ stm32h74_h75xx_compute_flash_cr()

static uint32_t stm32h74_h75xx_compute_flash_cr ( uint32_t  cmd,
int  snb 
)
static

Definition at line 214 of file stm32h7x.c.

References cmd.

◆ stm32h7_auto_probe()

static int stm32h7_auto_probe ( struct flash_bank *  bank)
static

Definition at line 1035 of file stm32h7x.c.

References bank, ERROR_OK, stm32h7_flash_bank::probed, and stm32h7_probe().

◆ stm32h7_erase()

static int stm32h7_erase ( struct flash_bank *  bank,
unsigned int  first,
unsigned int  last 
)
static

Definition at line 583 of file stm32h7x.c.

References bank, stm32h7_part_info::compute_flash_cr, ERROR_OK, ERROR_TARGET_NOT_HALTED, FLASH_ERASE_TIMEOUT, FLASH_PSIZE_64, FLASH_SER, FLASH_START, LOG_DEBUG, LOG_ERROR, stm32h7_flash_bank::part_info, STM32_FLASH_CR_INDEX, stm32h7_lock_reg(), stm32h7_unlock_reg(), stm32h7_wait_flash_op_queue(), stm32h7_write_flash_reg_by_index(), and TARGET_HALTED.

◆ stm32h7_get_flash_reg()

static uint32_t stm32h7_get_flash_reg ( struct flash_bank *  bank,
uint32_t  reg_offset 
)
inlinestatic

Definition at line 330 of file stm32h7x.c.

References bank, and stm32h7_flash_bank::flash_regs_base.

Referenced by COMMAND_HANDLER(), stm32h7_read_flash_reg(), and stm32h7_write_flash_reg().

◆ stm32h7_get_flash_status()

static int stm32h7_get_flash_status ( struct flash_bank *  bank,
uint32_t *  status 
)
static

Definition at line 372 of file stm32h7x.c.

References bank, status, STM32_FLASH_SR_INDEX, and stm32h7_read_flash_reg_by_index().

Referenced by stm32h7_wait_flash_op_queue().

◆ stm32h7_get_info()

static int stm32h7_get_info ( struct flash_bank *  bank,
struct command_invocation *  cmd 
)
static

Definition at line 1046 of file stm32h7x.c.

References bank, cmd, command_print_sameline(), stm32h7_part_info::device_str, ERROR_FAIL, ERROR_OK, stm32h7_flash_bank::idcode, info, NULL, stm32h7_flash_bank::part_info, stm32h7_flash_bank::probed, and stm32h7_probe().

◆ stm32h7_lock_option_reg()

static int stm32h7_lock_option_reg ( struct flash_bank *  bank)
inlinestatic

Definition at line 490 of file stm32h7x.c.

References bank, OPT_LOCK, STM32_FLASH_OPTCR_INDEX, and stm32h7_write_flash_reg_by_index().

Referenced by stm32h7_write_option().

◆ stm32h7_lock_reg()

static int stm32h7_lock_reg ( struct flash_bank *  bank)
inlinestatic

Definition at line 485 of file stm32h7x.c.

References bank, FLASH_LOCK, STM32_FLASH_CR_INDEX, and stm32h7_write_flash_reg_by_index().

Referenced by stm32h7_erase(), stm32h7_mass_erase(), and stm32h7_write().

◆ stm32h7_mass_erase()

static int stm32h7_mass_erase ( struct flash_bank *  bank)
static

Definition at line 1166 of file stm32h7x.c.

References bank, stm32h7_part_info::compute_flash_cr, ERROR_OK, ERROR_TARGET_NOT_HALTED, FLASH_BER, FLASH_PSIZE_64, FLASH_START, LOG_ERROR, MASS_ERASE_TIMEOUT, stm32h7_flash_bank::part_info, target::state, STM32_FLASH_CR_INDEX, stm32h7_lock_reg(), stm32h7_unlock_reg(), stm32h7_wait_flash_op_queue(), stm32h7_write_flash_reg_by_index(), and TARGET_HALTED.

Referenced by COMMAND_HANDLER().

◆ stm32h7_modify_option()

static int stm32h7_modify_option ( struct flash_bank *  bank,
uint32_t  reg_offset,
uint32_t  value,
uint32_t  mask 
)
static

Definition at line 553 of file stm32h7x.c.

References bank, ERROR_OK, mask, stm32h7_read_flash_reg_by_index(), and stm32h7_write_option().

Referenced by COMMAND_HANDLER().

◆ stm32h7_probe()

static int stm32h7_probe ( struct flash_bank *  bank)
static

Definition at line 866 of file stm32h7x.c.

References alloc_block_array(), ARRAY_SIZE, bank, stm32h7_part_info::block_size, CORTEX_M4_PARTNO, cortex_m_get_impl_part(), stm32h7_part_info::device_str, DEVID_STM32H72_H73XX, DEVID_STM32H74_H75XX, DEVID_STM32H7A_H7BXX, DEVID_STM32H7R_H7SXX, ERROR_FAIL, ERROR_OK, ERROR_TARGET_NOT_EXAMINED, FLASH_BANK0_ADDRESS, FLASH_BANK1_ADDRESS, FLASH_REG_BASE_B0, FLASH_REG_BASE_B1, stm32h7_flash_bank::flash_regs, stm32h7_flash_bank::flash_regs_base, stm32h7_part_info::fsize_addr, stm32h7_part_info::has_dual_bank, stm32h7_flash_bank::idcode, LOG_DEBUG, LOG_ERROR, LOG_INFO, LOG_WARNING, stm32h7_part_info::max_bank_size_kb, stm32h7_part_info::max_flash_size_kb, NULL, stm32h7_part_info::page_size_kb, stm32h7_flash_bank::part_info, stm32h7_flash_bank::probed, stm32h7_flash_regs, stm32h7_parts, stm32h7_read_id_code(), stm32h7rs_flash_regs, TARGET_ADDR_FMT, target_name(), target_read_u16(), target_was_examined(), stm32h7_flash_bank::user_bank_size, and stm32h7_part_info::wps_group_size.

Referenced by stm32h7_auto_probe(), and stm32h7_get_info().

◆ stm32h7_protect()

static int stm32h7_protect ( struct flash_bank *  bank,
int  set,
unsigned int  first,
unsigned int  last 
)
static

Definition at line 639 of file stm32h7x.c.

References bank, ERROR_OK, ERROR_TARGET_NOT_HALTED, LOG_DEBUG, LOG_ERROR, stm32h7_flash_bank::part_info, protection, target::state, STM32_FLASH_WPSN_CUR_INDEX, STM32_FLASH_WPSN_PRG_INDEX, stm32h7_read_flash_reg_by_index(), stm32h7_write_option(), TARGET_HALTED, and stm32h7_part_info::wps_mask.

◆ stm32h7_protect_check()

static int stm32h7_protect_check ( struct flash_bank *  bank)
static

Definition at line 566 of file stm32h7x.c.

References bank, ERROR_OK, LOG_DEBUG, protection, STM32_FLASH_WPSN_CUR_INDEX, and stm32h7_read_flash_reg_by_index().

◆ stm32h7_read_flash_reg()

static int stm32h7_read_flash_reg ( struct flash_bank *  bank,
uint32_t  reg_offset,
uint32_t *  value 
)
static

Definition at line 336 of file stm32h7x.c.

References bank, ERROR_OK, LOG_ERROR, stm32h7_get_flash_reg(), and target_read_u32().

Referenced by stm32h7_read_flash_reg_by_index().

◆ stm32h7_read_flash_reg_by_index()

static int stm32h7_read_flash_reg_by_index ( struct flash_bank *  bank,
enum stm32h7_flash_reg_index  reg_index,
uint32_t *  value 
)
inlinestatic

Definition at line 347 of file stm32h7x.c.

References bank, stm32h7_flash_bank::flash_regs, and stm32h7_read_flash_reg().

Referenced by COMMAND_HANDLER(), stm32h7_get_flash_status(), stm32h7_modify_option(), stm32h7_protect(), stm32h7_protect_check(), stm32h7_set_rdp(), stm32h7_unlock_option_reg(), stm32h7_unlock_reg(), stm32h7_write_option(), and stm32h7rs_get_flash_status().

◆ stm32h7_read_id_code()

static int stm32h7_read_id_code ( struct flash_bank *  bank,
uint32_t *  id 
)
static

Definition at line 857 of file stm32h7x.c.

References bank, DBGMCU_IDCODE_REGISTER, ERROR_OK, and target_read_u32().

Referenced by stm32h7_probe().

◆ stm32h7_set_rdp()

static int stm32h7_set_rdp ( struct flash_bank *  bank,
enum stm32h7_opt_rdp  new_rdp 
)
static

Definition at line 1082 of file stm32h7x.c.

References bank, ERROR_OK, ERROR_TARGET_NOT_HALTED, LOG_DEBUG, LOG_ERROR, LOG_INFO, LOG_WARNING, OPT_RDP_L0, OPT_RDP_L1, OPT_RDP_L2, OPT_RDP_MASK, OPT_RDP_POS, target::state, STM32_FLASH_OPTSR_PRG_INDEX, stm32h7_read_flash_reg_by_index(), stm32h7_write_option(), and TARGET_HALTED.

Referenced by COMMAND_HANDLER().

◆ stm32h7_unlock_option_reg()

static int stm32h7_unlock_option_reg ( struct flash_bank *  bank)
static

Definition at line 453 of file stm32h7x.c.

References bank, ctrl, ERROR_OK, ERROR_TARGET_FAILURE, LOG_ERROR, OPT_LOCK, OPTKEY1, OPTKEY2, STM32_FLASH_OPTCR_INDEX, STM32_FLASH_OPTKEYR_INDEX, stm32h7_read_flash_reg_by_index(), and stm32h7_write_flash_reg_by_index().

Referenced by stm32h7_write_option().

◆ stm32h7_unlock_reg()

static int stm32h7_unlock_reg ( struct flash_bank *  bank)
static

Definition at line 419 of file stm32h7x.c.

References bank, ctrl, ERROR_OK, ERROR_TARGET_FAILURE, FLASH_LOCK, KEY1, KEY2, LOG_ERROR, STM32_FLASH_CR_INDEX, STM32_FLASH_KEYR_INDEX, stm32h7_read_flash_reg_by_index(), and stm32h7_write_flash_reg_by_index().

Referenced by stm32h7_erase(), stm32h7_mass_erase(), and stm32h7_write().

◆ stm32h7_wait_flash_op_queue()

static int stm32h7_wait_flash_op_queue ( struct flash_bank *  bank,
int  timeout 
)
static

Definition at line 382 of file stm32h7x.c.

References alive_sleep(), bank, ERROR_FAIL, ERROR_OK, stm32h7_part_info::flash_error, FLASH_QW, FLASH_WRPERR, LOG_ERROR, stm32h7_flash_bank::part_info, status, STM32_FLASH_ICR_CCR_INDEX, stm32h7_get_flash_status(), and stm32h7_write_flash_reg_by_index().

Referenced by stm32h7_erase(), stm32h7_mass_erase(), and stm32h7_write().

◆ stm32h7_write()

static int stm32h7_write ( struct flash_bank *  bank,
const uint8_t *  buffer,
uint32_t  offset,
uint32_t  count 
)
static

Definition at line 778 of file stm32h7x.c.

References address, bank, stm32h7_part_info::block_size, buffer, stm32h7_part_info::compute_flash_cr, count, ERROR_OK, ERROR_TARGET_NOT_HALTED, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, FLASH_PG, FLASH_PSIZE_64, FLASH_WRITE_TIMEOUT, LOG_ERROR, LOG_WARNING, offset, stm32h7_flash_bank::part_info, STM32_FLASH_CR_INDEX, stm32h7_lock_reg(), stm32h7_unlock_reg(), stm32h7_wait_flash_op_queue(), stm32h7_write_block(), stm32h7_write_flash_reg_by_index(), TARGET_HALTED, and target_write_buffer().

◆ stm32h7_write_block()

static int stm32h7_write_block ( struct flash_bank *  bank,
const uint8_t *  buffer,
uint32_t  offset,
uint32_t  count 
)
static

Definition at line 674 of file stm32h7x.c.

References address, working_area::address, ARM_MODE_THREAD, ARMV7M_COMMON_MAGIC, ARRAY_SIZE, bank, stm32h7_part_info::block_size, buf_get_u32(), buf_set_u32(), buffer, buffer_size, 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, stm32h7_part_info::flash_error, stm32h7_flash_bank::flash_regs_base, FLASH_WRPERR, init_reg_param(), LOG_DEBUG, LOG_ERROR, LOG_WARNING, NULL, offset, PARAM_IN_OUT, PARAM_OUT, stm32h7_flash_bank::part_info, source, STM32_FLASH_ICR_CCR_INDEX, stm32h7_write_flash_reg_by_index(), target_alloc_working_area(), target_alloc_working_area_try(), target_free_working_area(), target_run_flash_async_algorithm(), target_write_buffer(), stm32h7_part_info::write_code, and stm32h7_part_info::write_code_size.

Referenced by stm32h7_write().

◆ stm32h7_write_flash_reg()

static int stm32h7_write_flash_reg ( struct flash_bank *  bank,
uint32_t  reg_offset,
uint32_t  value 
)
static

Definition at line 354 of file stm32h7x.c.

References bank, ERROR_OK, LOG_ERROR, stm32h7_get_flash_reg(), and target_write_u32().

Referenced by stm32h7_write_flash_reg_by_index().

◆ stm32h7_write_flash_reg_by_index()

static int stm32h7_write_flash_reg_by_index ( struct flash_bank *  bank,
enum stm32h7_flash_reg_index  reg_index,
uint32_t  value 
)
inlinestatic

Definition at line 365 of file stm32h7x.c.

References bank, stm32h7_flash_bank::flash_regs, and stm32h7_write_flash_reg().

Referenced by stm32h7_erase(), stm32h7_lock_option_reg(), stm32h7_lock_reg(), stm32h7_mass_erase(), stm32h7_unlock_option_reg(), stm32h7_unlock_reg(), stm32h7_wait_flash_op_queue(), stm32h7_write(), stm32h7_write_block(), and stm32h7_write_option().

◆ stm32h7_write_option()

static int stm32h7_write_option ( struct flash_bank *  bank,
uint32_t  reg_offset,
uint32_t  value 
)
static

Definition at line 495 of file stm32h7x.c.

References alive_sleep(), bank, ERROR_FAIL, ERROR_FLASH_OPERATION_FAILED, ERROR_OK, FLASH_ERASE_TIMEOUT, LOG_ERROR, OPT_BSY, OPT_CLR_OPTCHANGEERR, OPT_OPTCHANGEERR, OPT_START, status, STM32_FLASH_OPTCCR_INDEX, STM32_FLASH_OPTCR_INDEX, STM32_FLASH_OPTSR_CUR_INDEX, stm32h7_lock_option_reg(), stm32h7_read_flash_reg_by_index(), stm32h7_unlock_option_reg(), and stm32h7_write_flash_reg_by_index().

Referenced by stm32h7_modify_option(), stm32h7_protect(), and stm32h7_set_rdp().

◆ stm32h7a_h7b_h7r_h7sxx_compute_flash_cr()

static uint32_t stm32h7a_h7b_h7r_h7sxx_compute_flash_cr ( uint32_t  cmd,
int  snb 
)
static

Definition at line 219 of file stm32h7x.c.

References cmd, FLASH_FW, FLASH_PSIZE_64, and FLASH_START.

◆ stm32h7rs_get_flash_status()

static int stm32h7rs_get_flash_status ( struct flash_bank *  bank,
uint32_t *  status 
)
static

Definition at line 377 of file stm32h7x.c.

References bank, status, STM32_FLASH_ISR_INDEX, and stm32h7_read_flash_reg_by_index().

Variable Documentation

◆ stm32h72_h73xx_revs

const struct stm32h7_rev stm32h72_h73xx_revs[]
static
Initial value:
= {
{ 0x1000, "A" }, { 0x1001, "Z" },
}

Definition at line 65 of file stm32h7x.c.

◆ stm32h74_h75xx_revs

const struct stm32h7_rev stm32h74_h75xx_revs[]
static
Initial value:
= {
{ 0x1000, "A" }, { 0x1001, "Z" }, { 0x1003, "Y" }, { 0x2001, "X" }, { 0x2003, "V" },
}

Definition at line 65 of file stm32h7x.c.

◆ stm32h7_command_handlers

const struct command_registration stm32h7_command_handlers[]
static
Initial value:
= {
{
.name = "stm32h7x",
.mode = COMMAND_ANY,
.help = "stm32h7x flash command group",
.usage = "",
.chain = stm32h7_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:251
COMMAND_ANY
@ COMMAND_ANY
Definition: command.h:42
stm32h7_exec_command_handlers
static const struct command_registration stm32h7_exec_command_handlers[]
Definition: stm32h7x.c:1266

Definition at line 1246 of file stm32h7x.c.

◆ stm32h7_exec_command_handlers

const struct command_registration stm32h7_exec_command_handlers[]
static

Definition at line 1246 of file stm32h7x.c.

◆ stm32h7_flash_regs

const uint32_t stm32h7_flash_regs[STM32_FLASH_REG_INDEX_NUM]
static
Initial value:
= {
[STM32_FLASH_ACR_INDEX] = 0x00,
[STM32_FLASH_KEYR_INDEX] = 0x04,
[STM32_FLASH_OPTKEYR_INDEX] = 0x08,
[STM32_FLASH_SR_INDEX] = 0x10,
[STM32_FLASH_CR_INDEX] = 0x0C,
[STM32_FLASH_ICR_CCR_INDEX] = 0x14,
[STM32_FLASH_OPTCR_INDEX] = 0x18,
[STM32_FLASH_OPTSR_CUR_INDEX] = 0x1C,
[STM32_FLASH_OPTSR_PRG_INDEX] = 0x20,
[STM32_FLASH_OPTCCR_INDEX] = 0x24,
[STM32_FLASH_WPSN_CUR_INDEX] = 0x38,
[STM32_FLASH_WPSN_PRG_INDEX] = 0x3C
}
STM32_FLASH_SR_INDEX
@ STM32_FLASH_SR_INDEX
Definition: stm32h7x.c:33
STM32_FLASH_OPTCR_INDEX
@ STM32_FLASH_OPTCR_INDEX
Definition: stm32h7x.c:36
STM32_FLASH_OPTSR_CUR_INDEX
@ STM32_FLASH_OPTSR_CUR_INDEX
Definition: stm32h7x.c:38
STM32_FLASH_OPTSR_PRG_INDEX
@ STM32_FLASH_OPTSR_PRG_INDEX
Definition: stm32h7x.c:39
STM32_FLASH_ACR_INDEX
@ STM32_FLASH_ACR_INDEX
Definition: stm32h7x.c:30
STM32_FLASH_OPTCCR_INDEX
@ STM32_FLASH_OPTCCR_INDEX
Definition: stm32h7x.c:40
STM32_FLASH_WPSN_PRG_INDEX
@ STM32_FLASH_WPSN_PRG_INDEX
Definition: stm32h7x.c:42
STM32_FLASH_CR_INDEX
@ STM32_FLASH_CR_INDEX
Definition: stm32h7x.c:34
STM32_FLASH_OPTKEYR_INDEX
@ STM32_FLASH_OPTKEYR_INDEX
Definition: stm32h7x.c:32
STM32_FLASH_KEYR_INDEX
@ STM32_FLASH_KEYR_INDEX
Definition: stm32h7x.c:31
STM32_FLASH_ICR_CCR_INDEX
@ STM32_FLASH_ICR_CCR_INDEX
Definition: stm32h7x.c:35
STM32_FLASH_WPSN_CUR_INDEX
@ STM32_FLASH_WPSN_CUR_INDEX
Definition: stm32h7x.c:41

Definition at line 50 of file stm32h7x.c.

Referenced by stm32h7_probe().

◆ stm32h7_flash_write_code

const uint8_t stm32h7_flash_write_code[]
static
Initial value:
= {
}

Definition at line 21 of file stm32h7x.c.

◆ stm32h7_parts

const struct stm32h7_part_info stm32h7_parts[]
static

Definition at line 231 of file stm32h7x.c.

Referenced by stm32h7_probe().

◆ stm32h7a_h7bxx_revs

const struct stm32h7_rev stm32h7a_h7bxx_revs[]
static
Initial value:
= {
{ 0x1000, "A"},
}

Definition at line 65 of file stm32h7x.c.

◆ stm32h7r_h7sxx_revs

const struct stm32h7_rev stm32h7r_h7sxx_revs[]
static
Initial value:
= {
{ 0x1000, "A" }, { 0x2000, "B" },
}

Definition at line 65 of file stm32h7x.c.

◆ stm32h7rs_flash_regs

const uint32_t stm32h7rs_flash_regs[STM32_FLASH_REG_INDEX_NUM]
static
Initial value:
= {
[STM32_FLASH_ACR_INDEX] = 0x00,
[STM32_FLASH_KEYR_INDEX] = 0x04,
[STM32_FLASH_OPTKEYR_INDEX] = 0x100,
[STM32_FLASH_SR_INDEX] = 0x14,
[STM32_FLASH_CR_INDEX] = 0x10,
[STM32_FLASH_ICR_CCR_INDEX] = 0x28,
[STM32_FLASH_OPTCR_INDEX] = 0x104,
[STM32_FLASH_OPTSR_INDEX] = 0x10C,
[STM32_FLASH_ISR_INDEX] = 0x24,
}
STM32_FLASH_OPTSR_INDEX
@ STM32_FLASH_OPTSR_INDEX
Definition: stm32h7x.c:37
STM32_FLASH_ISR_INDEX
@ STM32_FLASH_ISR_INDEX
Definition: stm32h7x.c:43

Definition at line 65 of file stm32h7x.c.

Referenced by stm32h7_probe().

◆ stm32h7rs_flash_write_code

const uint8_t stm32h7rs_flash_write_code[]
static
Initial value:
= {
}

Definition at line 25 of file stm32h7x.c.

◆ stm32h7x_flash

const struct flash_driver stm32h7x_flash
Initial value:
= {
.name = "stm32h7x",
.commands = stm32h7_command_handlers,
.flash_bank_command = stm32h7_flash_bank_command,
.erase = stm32h7_erase,
.protect = stm32h7_protect,
.write = stm32h7_write,
.read = default_flash_read,
.probe = stm32h7_probe,
.auto_probe = stm32h7_auto_probe,
.erase_check = default_flash_blank_check,
.protect_check = stm32h7_protect_check,
.info = stm32h7_get_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
stm32h7_protect_check
static int stm32h7_protect_check(struct flash_bank *bank)
Definition: stm32h7x.c:566
stm32h7_probe
static int stm32h7_probe(struct flash_bank *bank)
Definition: stm32h7x.c:866
stm32h7_command_handlers
static const struct command_registration stm32h7_command_handlers[]
Definition: stm32h7x.c:1305
stm32h7_get_info
static int stm32h7_get_info(struct flash_bank *bank, struct command_invocation *cmd)
Definition: stm32h7x.c:1046
stm32h7_protect
static int stm32h7_protect(struct flash_bank *bank, int set, unsigned int first, unsigned int last)
Definition: stm32h7x.c:639
stm32h7_write
static int stm32h7_write(struct flash_bank *bank, const uint8_t *buffer, uint32_t offset, uint32_t count)
Definition: stm32h7x.c:778
stm32h7_erase
static int stm32h7_erase(struct flash_bank *bank, unsigned int first, unsigned int last)
Definition: stm32h7x.c:583
stm32h7_auto_probe
static int stm32h7_auto_probe(struct flash_bank *bank)
Definition: stm32h7x.c:1035

Definition at line 1246 of file stm32h7x.c.