max32xxx.c File Reference

Include dependency graph for max32xxx.c:

Go to the source code of this file.

Data Structures
struct	max32xxx_flash_bank

Macros
#define	ARM_PID_DEFAULT_CM3   0x0000B4C3
#define	ARM_PID_DEFAULT_CM4   0x0000B4C4
#define	ARM_PID_REG   0xE00FFFE0
#define	FLC_ADDR   0x00000000
#define	FLC_BL_CTRL   0x00000170
#define	FLC_BL_CTRL_23   0x00020000
#define	FLC_BL_CTRL_IFREN   0x00000001
#define	FLC_CLKDIV   0x00000004
#define	FLC_CN   0x00000008
#define	FLC_CN_32BIT   0x00000010
#define	FLC_CN_ERASE_CODE_MASK   0x0000FF00
#define	FLC_CN_ERASE_CODE_ME   0x0000AA00
#define	FLC_CN_ERASE_CODE_PGE   0x00005500
#define	FLC_CN_ME   0x00000002
#define	FLC_CN_ME   0x00000002
#define	FLC_CN_PEND   0x01000000
#define	FLC_CN_PGE   0x00000004
#define	FLC_CN_PGE   0x00000004
#define	FLC_CN_UNLOCK_MASK   0xF0000000
#define	FLC_CN_UNLOCK_VALUE   0x20000000
#define	FLC_CN_WR   0x00000001
#define	FLC_CN_WR   0x00000001
#define	FLC_DATA0   0x00000030
#define	FLC_DATA1   0x00000034
#define	FLC_DATA2   0x00000038
#define	FLC_DATA3   0x0000003C
#define	FLC_INT   0x00000024
#define	FLC_INT_AF   0x00000002
#define	FLC_MD   0x00000020
#define	FLC_PR1E_ADDR   0x0000000C
#define	FLC_PR2E_ADDR   0x00000014
#define	FLC_PR2S_ADDR   0x00000010
#define	FLC_PR3E_ADDR   0x0000001C
#define	FLC_PR3S_ADDR   0x00000018
#define	FLC_PROT   0x00000300
#define	MASK_ACCESS_VIOLATIONS   (0xFFFFFCFC)
#define	MASK_BURST_COMPLETE   (0xF488FFEE & ~0x04000000)
#define	MASK_DISABLE_INTS   (0xFFFFFCFC)
#define	MASK_ERASE_COMPLETE   (0xF48800ED & ~0x04000000)
#define	MASK_FLASH_BUSY   (0x048800E0 & ~0x04000000)
#define	MASK_FLASH_ERASE   (0xF588FFEF & ~0x04000000)
#define	MASK_FLASH_ERASED   (0xF48800EB & ~0x04000000)
#define	MASK_FLASH_LOCK   (0xF588FFEF & ~0x04000000)
#define	MASK_FLASH_UNLOCKED   (0xF588FFEF & ~0x04000000)
#define	MASK_FLASH_WRITE   (0xF588FFEF & ~0x04000000)
#define	MASK_MASS_ERASE   (0xF588FFEF & ~0x04000000)
#define	MASK_REMAINING_COMPLETE   (0xF488FFEE & ~0x04000000)
#define	MASK_WRITE_ALIGNED   (0xF588FFEF & ~0x04000000)
#define	MASK_WRITE_BURST   (0xF588FFEF & ~0x04000000)
#define	MASK_WRITE_COMPLETE   (0xF488FFEE & ~0x04000000)
#define	MASK_WRITE_REMAINING   (0xF588FFEF & ~0x04000000)
#define	MAX326XX_ID   0x0000004D
#define	MAX326XX_ID_REG   0x40000838
#define	OPTIONS_128   0x01
#define	OPTIONS_AUTH   0x04
#define	OPTIONS_COUNT   0x08
#define	OPTIONS_ENC   0x02
#define	OPTIONS_INTER   0x10
#define	OPTIONS_KEYSIZE   0x40
#define	OPTIONS_RELATIVE_XOR   0x20

Functions
	COMMAND_HANDLER (max32xxx_handle_mass_erase_command)
	COMMAND_HANDLER (max32xxx_handle_protection_check_command)
	COMMAND_HANDLER (max32xxx_handle_protection_clr_command)
	COMMAND_HANDLER (max32xxx_handle_protection_set_command)
	FLASH_BANK_COMMAND_HANDLER (max32xxx_flash_bank_command)
static int	get_info (struct flash_bank *bank, struct command_invocation *cmd)
static int	max32xxx_erase (struct flash_bank *bank, unsigned int first, unsigned int last)
static bool	max32xxx_flash_busy (uint32_t flash_cn)
static int	max32xxx_flash_op_post (struct flash_bank *bank)
static int	max32xxx_flash_op_pre (struct flash_bank *bank)
static int	max32xxx_mass_erase (struct flash_bank *bank)
static int	max32xxx_probe (struct flash_bank *bank)
static int	max32xxx_protect (struct flash_bank *bank, int set, unsigned int first, unsigned int last)
static int	max32xxx_protect_check (struct flash_bank *bank)
static int	max32xxx_write (struct flash_bank *bank, const uint8_t *buffer, uint32_t offset, uint32_t count)
static int	max32xxx_write_block (struct flash_bank *bank, const uint8_t *buffer, uint32_t offset, uint32_t len)

Variables
static const struct command_registration	max32xxx_command_handlers []
static const struct command_registration	max32xxx_exec_command_handlers []
const struct flash_driver	max32xxx_flash
static const uint8_t	write_code_arm []

Macro Definition Documentation

ARM_PID_DEFAULT_CM3

#define ARM_PID_DEFAULT_CM3   0x0000B4C3

Definition at line 78 of file max32xxx.c.

ARM_PID_DEFAULT_CM4

#define ARM_PID_DEFAULT_CM4   0x0000B4C4

Definition at line 79 of file max32xxx.c.

ARM_PID_REG

#define ARM_PID_REG   0xE00FFFE0

Definition at line 37 of file max32xxx.c.

FLC_ADDR

#define FLC_ADDR   0x00000000

Definition at line 20 of file max32xxx.c.

FLC_BL_CTRL

#define FLC_BL_CTRL   0x00000170

Definition at line 34 of file max32xxx.c.

FLC_BL_CTRL_23

#define FLC_BL_CTRL_23   0x00020000

Definition at line 58 of file max32xxx.c.

FLC_BL_CTRL_IFREN

#define FLC_BL_CTRL_IFREN   0x00000001

Definition at line 59 of file max32xxx.c.

FLC_CLKDIV

#define FLC_CLKDIV   0x00000004

Definition at line 21 of file max32xxx.c.

FLC_CN

#define FLC_CN   0x00000008

Definition at line 22 of file max32xxx.c.

FLC_CN_32BIT

#define FLC_CN_32BIT   0x00000010

Definition at line 50 of file max32xxx.c.

FLC_CN_ERASE_CODE_MASK

#define FLC_CN_ERASE_CODE_MASK   0x0000FF00

Definition at line 47 of file max32xxx.c.

FLC_CN_ERASE_CODE_ME

#define FLC_CN_ERASE_CODE_ME   0x0000AA00

Definition at line 49 of file max32xxx.c.

FLC_CN_ERASE_CODE_PGE

#define FLC_CN_ERASE_CODE_PGE   0x00005500

Definition at line 48 of file max32xxx.c.

FLC_CN_ME [1/2]

#define FLC_CN_ME   0x00000002

Definition at line 55 of file max32xxx.c.

FLC_CN_ME [2/2]

#define FLC_CN_ME   0x00000002

Definition at line 55 of file max32xxx.c.

FLC_CN_PEND

#define FLC_CN_PEND   0x01000000

Definition at line 46 of file max32xxx.c.

FLC_CN_PGE [1/2]

#define FLC_CN_PGE   0x00000004

Definition at line 54 of file max32xxx.c.

FLC_CN_PGE [2/2]

#define FLC_CN_PGE   0x00000004

Definition at line 54 of file max32xxx.c.

FLC_CN_UNLOCK_MASK

#define FLC_CN_UNLOCK_MASK   0xF0000000

Definition at line 43 of file max32xxx.c.

FLC_CN_UNLOCK_VALUE

#define FLC_CN_UNLOCK_VALUE   0x20000000

Definition at line 44 of file max32xxx.c.

FLC_CN_WR [1/2]

#define FLC_CN_WR   0x00000001

Definition at line 56 of file max32xxx.c.

FLC_CN_WR [2/2]

#define FLC_CN_WR   0x00000001

Definition at line 56 of file max32xxx.c.

FLC_DATA0

#define FLC_DATA0   0x00000030

Definition at line 30 of file max32xxx.c.

FLC_DATA1

#define FLC_DATA1   0x00000034

Definition at line 31 of file max32xxx.c.

FLC_DATA2

#define FLC_DATA2   0x00000038

Definition at line 32 of file max32xxx.c.

FLC_DATA3

#define FLC_DATA3   0x0000003C

Definition at line 33 of file max32xxx.c.

FLC_INT

#define FLC_INT   0x00000024

Definition at line 29 of file max32xxx.c.

FLC_INT_AF

#define FLC_INT_AF   0x00000002

Definition at line 41 of file max32xxx.c.

FLC_MD

#define FLC_MD   0x00000020

Definition at line 28 of file max32xxx.c.

FLC_PR1E_ADDR

#define FLC_PR1E_ADDR   0x0000000C

Definition at line 23 of file max32xxx.c.

FLC_PR2E_ADDR

#define FLC_PR2E_ADDR   0x00000014

Definition at line 25 of file max32xxx.c.

FLC_PR2S_ADDR

#define FLC_PR2S_ADDR   0x00000010

Definition at line 24 of file max32xxx.c.

FLC_PR3E_ADDR

#define FLC_PR3E_ADDR   0x0000001C

Definition at line 27 of file max32xxx.c.

FLC_PR3S_ADDR

#define FLC_PR3S_ADDR   0x00000018

Definition at line 26 of file max32xxx.c.

FLC_PROT

#define FLC_PROT   0x00000300

Definition at line 35 of file max32xxx.c.

MASK_ACCESS_VIOLATIONS

#define MASK_ACCESS_VIOLATIONS   (0xFFFFFCFC)

Definition at line 67 of file max32xxx.c.

MASK_BURST_COMPLETE

#define MASK_BURST_COMPLETE   (0xF488FFEE & ~0x04000000)

Definition at line 72 of file max32xxx.c.

MASK_DISABLE_INTS

#define MASK_DISABLE_INTS   (0xFFFFFCFC)

Definition at line 62 of file max32xxx.c.

MASK_ERASE_COMPLETE

#define MASK_ERASE_COMPLETE   (0xF48800ED & ~0x04000000)

Definition at line 76 of file max32xxx.c.

MASK_FLASH_BUSY

#define MASK_FLASH_BUSY   (0x048800E0 & ~0x04000000)

Definition at line 61 of file max32xxx.c.

MASK_FLASH_ERASE

#define MASK_FLASH_ERASE   (0xF588FFEF & ~0x04000000)

Definition at line 65 of file max32xxx.c.

MASK_FLASH_ERASED

#define MASK_FLASH_ERASED   (0xF48800EB & ~0x04000000)

Definition at line 66 of file max32xxx.c.

MASK_FLASH_LOCK

#define MASK_FLASH_LOCK   (0xF588FFEF & ~0x04000000)

Definition at line 64 of file max32xxx.c.

MASK_FLASH_UNLOCKED

#define MASK_FLASH_UNLOCKED   (0xF588FFEF & ~0x04000000)

Definition at line 63 of file max32xxx.c.

MASK_FLASH_WRITE

#define MASK_FLASH_WRITE   (0xF588FFEF & ~0x04000000)

Definition at line 68 of file max32xxx.c.

MASK_MASS_ERASE

#define MASK_MASS_ERASE   (0xF588FFEF & ~0x04000000)

Definition at line 75 of file max32xxx.c.

MASK_REMAINING_COMPLETE

#define MASK_REMAINING_COMPLETE   (0xF488FFEE & ~0x04000000)

Definition at line 74 of file max32xxx.c.

MASK_WRITE_ALIGNED

#define MASK_WRITE_ALIGNED   (0xF588FFEF & ~0x04000000)

Definition at line 69 of file max32xxx.c.

MASK_WRITE_BURST

#define MASK_WRITE_BURST   (0xF588FFEF & ~0x04000000)

Definition at line 71 of file max32xxx.c.

MASK_WRITE_COMPLETE

#define MASK_WRITE_COMPLETE   (0xF488FFEE & ~0x04000000)

Definition at line 70 of file max32xxx.c.

MASK_WRITE_REMAINING

#define MASK_WRITE_REMAINING   (0xF588FFEF & ~0x04000000)

Definition at line 73 of file max32xxx.c.

MAX326XX_ID

#define MAX326XX_ID   0x0000004D

Definition at line 80 of file max32xxx.c.

MAX326XX_ID_REG

#define MAX326XX_ID_REG   0x40000838

Definition at line 38 of file max32xxx.c.

OPTIONS_128

#define OPTIONS_128   0x01

Definition at line 82 of file max32xxx.c.

OPTIONS_AUTH

#define OPTIONS_AUTH   0x04

Definition at line 84 of file max32xxx.c.

OPTIONS_COUNT

#define OPTIONS_COUNT   0x08

Definition at line 85 of file max32xxx.c.

OPTIONS_ENC

#define OPTIONS_ENC   0x02

Definition at line 83 of file max32xxx.c.

OPTIONS_INTER

#define OPTIONS_INTER   0x10

Definition at line 86 of file max32xxx.c.

OPTIONS_KEYSIZE

#define OPTIONS_KEYSIZE   0x40

Definition at line 88 of file max32xxx.c.

OPTIONS_RELATIVE_XOR

#define OPTIONS_RELATIVE_XOR   0x20

Definition at line 87 of file max32xxx.c.

Function Documentation

COMMAND_HANDLER() [1/4]

COMMAND_HANDLER

(

max32xxx_handle_mass_erase_command

)

Definition at line 833 of file max32xxx.c.

References bank, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, command_print(), ERROR_OK, and max32xxx_mass_erase().

COMMAND_HANDLER() [2/4]

COMMAND_HANDLER

(

max32xxx_handle_protection_check_command

)

Definition at line 966 of file max32xxx.c.

References bank, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, command_print(), ERROR_OK, info, LOG_WARNING, and max32xxx_protect_check().

COMMAND_HANDLER() [3/4]

COMMAND_HANDLER

(

max32xxx_handle_protection_clr_command

)

Definition at line 910 of file max32xxx.c.

References addr, bank, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, CMD_ARGV, command_print(), ERROR_FAIL, ERROR_FLASH_SECTOR_INVALID, ERROR_OK, info, LOG_WARNING, and max32xxx_protect().

COMMAND_HANDLER() [4/4]

COMMAND_HANDLER

(

max32xxx_handle_protection_set_command

)

Definition at line 854 of file max32xxx.c.

References addr, bank, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, CMD_ARGV, command_print(), ERROR_FAIL, ERROR_FLASH_SECTOR_INVALID, ERROR_OK, info, LOG_WARNING, and max32xxx_protect().

FLASH_BANK_COMMAND_HANDLER()

FLASH_BANK_COMMAND_HANDLER

(

max32xxx_flash_bank_command

)

Definition at line 107 of file max32xxx.c.

References bank, CMD_ARGC, CMD_ARGV, COMMAND_PARSE_NUMBER, ERROR_FLASH_BANK_INVALID, ERROR_OK, info, and LOG_ERROR.

get_info()

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

static

Definition at line 128 of file max32xxx.c.

References bank, cmd, command_print_sameline(), ERROR_FLASH_BANK_NOT_PROBED, ERROR_OK, and info.

max32xxx_erase()

static int max32xxx_erase ( struct flash_bank *  bank, unsigned int  first, unsigned int  last  )

static

Definition at line 250 of file max32xxx.c.

References bank, ERROR_FAIL, ERROR_FLASH_BANK_NOT_PROBED, ERROR_FLASH_OPERATION_FAILED, ERROR_FLASH_SECTOR_INVALID, ERROR_OK, ERROR_TARGET_NOT_HALTED, FLC_ADDR, FLC_CN, FLC_CN_ERASE_CODE_PGE, FLC_CN_PGE, FLC_INT, FLC_INT_AF, info, LOG_ERROR, LOG_WARNING, max32xxx_flash_busy(), max32xxx_flash_op_post(), max32xxx_flash_op_pre(), max32xxx_mass_erase(), TARGET_HALTED, target_read_u32(), and target_write_u32().

max32xxx_flash_busy()

static bool max32xxx_flash_busy ( uint32_t  flash_cn )

static

Definition at line 139 of file max32xxx.c.

References FLC_CN_ME, FLC_CN_PGE, and FLC_CN_WR.

Referenced by max32xxx_erase(), max32xxx_flash_op_pre(), max32xxx_mass_erase(), and max32xxx_write().

max32xxx_flash_op_post()

static int max32xxx_flash_op_post ( struct flash_bank *  bank )

static

Definition at line 205 of file max32xxx.c.

References bank, ERROR_OK, FLC_CN, FLC_CN_UNLOCK_MASK, FLC_INT, info, target_read_u32(), and target_write_u32().

Referenced by max32xxx_erase(), max32xxx_mass_erase(), and max32xxx_write().

max32xxx_flash_op_pre()

static int max32xxx_flash_op_pre ( struct flash_bank *  bank )

static

Definition at line 147 of file max32xxx.c.

References bank, ERROR_FAIL, ERROR_FLASH_BUSY, ERROR_OK, FLC_BL_CTRL, FLC_BL_CTRL_23, FLC_BL_CTRL_IFREN, FLC_CLKDIV, FLC_CN, FLC_CN_UNLOCK_MASK, FLC_CN_UNLOCK_VALUE, FLC_INT, info, LOG_ERROR, LOG_WARNING, max32xxx_flash_busy(), target_read_u32(), and target_write_u32().

Referenced by max32xxx_erase(), max32xxx_mass_erase(), and max32xxx_write().

max32xxx_mass_erase()

static int max32xxx_mass_erase ( struct flash_bank *  bank )

static

Definition at line 762 of file max32xxx.c.

References bank, ERROR_FAIL, ERROR_FLASH_BANK_NOT_PROBED, ERROR_FLASH_OPERATION_FAILED, ERROR_OK, ERROR_TARGET_NOT_HALTED, FLC_CN, FLC_CN_ERASE_CODE_ME, FLC_CN_ME, FLC_INT, FLC_INT_AF, info, LOG_ERROR, LOG_WARNING, max32xxx_flash_busy(), max32xxx_flash_op_post(), max32xxx_flash_op_pre(), NULL, target::state, TARGET_HALTED, target_read_u32(), and target_write_u32().

Referenced by COMMAND_HANDLER(), and max32xxx_erase().

max32xxx_probe()

static int max32xxx_probe ( struct flash_bank *  bank )

static

Definition at line 716 of file max32xxx.c.

References ARM_PID_DEFAULT_CM3, ARM_PID_DEFAULT_CM4, ARM_PID_REG, bank, ERROR_FLASH_OPER_UNSUPPORTED, ERROR_OK, info, LOG_DEBUG, LOG_WARNING, MAX326XX_ID, MAX326XX_ID_REG, max32xxx_protect_check(), and target_read_u32().

max32xxx_protect()

static int max32xxx_protect ( struct flash_bank *  bank, int  set, unsigned int  first, unsigned int  last  )

static

Definition at line 335 of file max32xxx.c.

References bank, ERROR_FLASH_BANK_NOT_PROBED, ERROR_FLASH_OPER_UNSUPPORTED, ERROR_FLASH_SECTOR_INVALID, ERROR_OK, ERROR_TARGET_NOT_HALTED, FLC_PROT, info, LOG_ERROR, TARGET_HALTED, target_read_u32(), and target_write_u32().

Referenced by COMMAND_HANDLER().

max32xxx_protect_check()

static int max32xxx_protect_check ( struct flash_bank *  bank )

static

Definition at line 221 of file max32xxx.c.

References bank, ERROR_FLASH_BANK_NOT_PROBED, ERROR_FLASH_OPER_UNSUPPORTED, ERROR_OK, FLC_PROT, info, and target_read_u32().

Referenced by COMMAND_HANDLER(), and max32xxx_probe().

max32xxx_write()

static int max32xxx_write ( struct flash_bank *  bank, const uint8_t *  buffer, uint32_t  offset, uint32_t  count  )

static

Definition at line 485 of file max32xxx.c.

References address, bank, buffer, count, ERROR_FAIL, ERROR_FLASH_BANK_NOT_PROBED, ERROR_FLASH_DST_BREAKS_ALIGNMENT, ERROR_FLASH_DST_OUT_OF_BANK, ERROR_FLASH_OPERATION_FAILED, ERROR_OK, ERROR_TARGET_NOT_HALTED, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, FLC_ADDR, FLC_CN, FLC_CN_32BIT, FLC_CN_PEND, FLC_CN_WR, FLC_DATA0, FLC_INT, FLC_INT_AF, info, LOG_DEBUG, LOG_ERROR, max32xxx_flash_busy(), max32xxx_flash_op_post(), max32xxx_flash_op_pre(), max32xxx_write_block(), offset, OPTIONS_128, OPTIONS_ENC, TARGET_HALTED, target_read_u32(), target_write_buffer(), and target_write_u32().

max32xxx_write_block()

static int max32xxx_write_block ( struct flash_bank *  bank, const uint8_t *  buffer, uint32_t  offset, uint32_t  len  )

static

Definition at line 376 of file max32xxx.c.

References ARM_MODE_THREAD, ARMV7M_COMMON_MAGIC, bank, buf_set_u32(), buffer, buffer_size, destroy_reg_param(), ERROR_FLASH_OPERATION_FAILED, ERROR_OK, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, info, init_mem_param(), init_reg_param(), LOG_DEBUG, LOG_ERROR, target_type::name, offset, PARAM_OUT, source, target_alloc_working_area(), target_alloc_working_area_try(), target_free_working_area(), target_name(), target_run_flash_async_algorithm(), target_type_name(), target_write_buffer(), target::type, and write_code_arm.

Referenced by max32xxx_write().

Variable Documentation

max32xxx_command_handlers

const struct command_registration max32xxx_command_handlers[]

static

Initial value:

= {
    {
        .name = "max32xxx",
        .mode = COMMAND_EXEC,
        .help = "max32xxx flash command group",
        .chain = max32xxx_exec_command_handlers,
        .usage = "",
    },
    COMMAND_REGISTRATION_DONE
}

Definition at line 966 of file max32xxx.c.

max32xxx_exec_command_handlers

const struct command_registration max32xxx_exec_command_handlers[]

static

Definition at line 966 of file max32xxx.c.

max32xxx_flash

const struct flash_driver max32xxx_flash

Initial value:

= {
    .name = "max32xxx",
    .commands = max32xxx_command_handlers,
    .flash_bank_command = max32xxx_flash_bank_command,
    .erase = max32xxx_erase,
    .protect = max32xxx_protect,
    .write = max32xxx_write,
    .read = default_flash_read,
    .probe = max32xxx_probe,
    .auto_probe = max32xxx_probe,
    .erase_check = default_flash_blank_check,
    .protect_check = max32xxx_protect_check,
    .info = get_info,
    .free_driver_priv = default_flash_free_driver_priv,
}

Definition at line 966 of file max32xxx.c.

write_code_arm

const uint8_t write_code_arm[]

static

Initial value:

= {
}

Definition at line 103 of file max32xxx.c.

Referenced by max32xxx_write_block().