Include dependency graph for ambiqmicro.c:

Data Structures
struct	ambiqmicro_flash_bank

Macros
#define	CHECK_STATUS(rc, msg)
	Check error, log error. More...

#define	FLASH_ERASE_LIST_MAIN_PAGES_FROM_SRAM 0x08000065

#define	FLASH_MASS_ERASE_MAIN_PAGES_FROM_SRAM 0x08000069

#define	FLASH_PROGRAM_MAIN_FROM_SRAM 0x0800005d

#define	FLASH_PROGRAM_OTP_FROM_SRAM 0x08000061

#define	OTP_PROGRAM_KEY (0x87655678)

#define	PROGRAM_KEY (0x12344321)

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

static int	ambiqmicro_exec_command (struct target *target, uint32_t command, uint32_t flash_return_address)

static int	ambiqmicro_mass_erase (struct flash_bank *bank)

static int	ambiqmicro_otp_program (struct flash_bank *bank, uint32_t offset, uint32_t count)

static int	ambiqmicro_probe (struct flash_bank *bank)

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

static int	ambiqmicro_protect_check (struct flash_bank *bank)

static int	ambiqmicro_read_part_info (struct flash_bank *bank)

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

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

static int	check_flash_status (struct target *target, uint32_t address)
	Read flash status from bootloader. More...

	COMMAND_HANDLER (ambiqmicro_handle_mass_erase_command)

	COMMAND_HANDLER (ambiqmicro_handle_page_erase_command)

	COMMAND_HANDLER (ambiqmicro_handle_program_otp_command)
	Program the otp block. More...

	FLASH_BANK_COMMAND_HANDLER (ambiqmicro_flash_bank_command)

static int	get_ambiqmicro_info (struct flash_bank bank, struct command_invocation cmd)

Variables
static char *	ambiqmicro_classname [6]

static const struct command_registration	ambiqmicro_command_handlers []

static const struct command_registration	ambiqmicro_exec_command_handlers []

const struct flash_driver	ambiqmicro_flash

struct {
uint8_t class

const char * partname

uint8_t partno

}	ambiqmicro_parts [6]

static const uint32_t	apollo_flash_size []

static const uint32_t	apollo_sram_size []

Macro Definition Documentation

◆ CHECK_STATUS

#define CHECK_STATUS	(	rc,
		msg
	)

Value:

        {   \
        if (rc != ERROR_OK) { \
            LOG_ERROR("status(%d):%s\n", rc, msg); } }

Check error, log error.

Definition at line 31 of file ambiqmicro.c.

◆ FLASH_ERASE_LIST_MAIN_PAGES_FROM_SRAM

#define FLASH_ERASE_LIST_MAIN_PAGES_FROM_SRAM 0x08000065

Definition at line 43 of file ambiqmicro.c.

◆ FLASH_MASS_ERASE_MAIN_PAGES_FROM_SRAM

#define FLASH_MASS_ERASE_MAIN_PAGES_FROM_SRAM 0x08000069

Definition at line 44 of file ambiqmicro.c.

◆ FLASH_PROGRAM_MAIN_FROM_SRAM

#define FLASH_PROGRAM_MAIN_FROM_SRAM 0x0800005d

Definition at line 41 of file ambiqmicro.c.

◆ FLASH_PROGRAM_OTP_FROM_SRAM

#define FLASH_PROGRAM_OTP_FROM_SRAM 0x08000061

Definition at line 42 of file ambiqmicro.c.

◆ OTP_PROGRAM_KEY

#define OTP_PROGRAM_KEY (0x87655678)

Definition at line 39 of file ambiqmicro.c.

◆ PROGRAM_KEY

#define PROGRAM_KEY (0x12344321)

Definition at line 38 of file ambiqmicro.c.

Function Documentation

◆ ambiqmicro_erase()

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

static

Definition at line 400 of file ambiqmicro.c.

References ambiqmicro_exec_command(), ambiqmicro_mass_erase(), bank, CHECK_STATUS, ERROR_FLASH_BANK_NOT_PROBED, ERROR_FLASH_SECTOR_INVALID, ERROR_OK, ERROR_TARGET_NOT_HALTED, FLASH_ERASE_LIST_MAIN_PAGES_FROM_SRAM, LOG_ERROR, LOG_INFO, ambiqmicro_flash_bank::num_pages, ambiqmicro_flash_bank::probed, PROGRAM_KEY, TARGET_HALTED, and target_write_u32().

Referenced by COMMAND_HANDLER().

◆ ambiqmicro_exec_command()

static int ambiqmicro_exec_command	(	struct target *	target,
		uint32_t	command,
		uint32_t	flash_return_address
	)

static

Definition at line 283 of file ambiqmicro.c.

References alive_sleep(), check_flash_status(), CHECK_STATUS, ERROR_OK, LOG_DEBUG, LOG_ERROR, target::state, TARGET_DEBUG_RUNNING, TARGET_HALTED, target_poll(), target_resume(), and TARGET_RUNNING.

Referenced by ambiqmicro_erase(), ambiqmicro_mass_erase(), ambiqmicro_otp_program(), and ambiqmicro_write_block().

◆ ambiqmicro_mass_erase()

static int ambiqmicro_mass_erase ( struct flash_bank * bank )

static

Definition at line 330 of file ambiqmicro.c.

References ambiqmicro_exec_command(), bank, CHECK_STATUS, ERROR_FLASH_BANK_NOT_PROBED, ERROR_OK, ERROR_TARGET_NOT_HALTED, FLASH_MASS_ERASE_MAIN_PAGES_FROM_SRAM, LOG_ERROR, LOG_INFO, NULL, ambiqmicro_flash_bank::probed, PROGRAM_KEY, target::state, TARGET_HALTED, and target_write_u32().

Referenced by ambiqmicro_erase(), and COMMAND_HANDLER().

◆ ambiqmicro_otp_program()

static int ambiqmicro_otp_program	(	struct flash_bank *	bank,
		uint32_t	offset,
		uint32_t	count
	)

static

Definition at line 666 of file ambiqmicro.c.

References ambiqmicro_exec_command(), bank, CHECK_STATUS, count, ERROR_FLASH_BANK_NOT_PROBED, ERROR_FLASH_DST_BREAKS_ALIGNMENT, ERROR_OK, ERROR_TARGET_NOT_HALTED, FLASH_PROGRAM_OTP_FROM_SRAM, LOG_ERROR, LOG_INFO, NULL, offset, OTP_PROGRAM_KEY, ambiqmicro_flash_bank::probed, target::state, TARGET_HALTED, and target_write_u32().

◆ ambiqmicro_probe()

static int ambiqmicro_probe ( struct flash_bank * bank )

static

Definition at line 624 of file ambiqmicro.c.

References ambiqmicro_read_part_info(), bank, ERROR_OK, LOG_INFO, ambiqmicro_flash_bank::num_pages, ambiqmicro_flash_bank::pagesize, and ambiqmicro_flash_bank::probed.

◆ ambiqmicro_protect()

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

static

Definition at line 501 of file ambiqmicro.c.

References bank, ERROR_OK, ERROR_TARGET_NOT_HALTED, LOG_ERROR, LOG_INFO, and TARGET_HALTED.

◆ ambiqmicro_protect_check()

static int ambiqmicro_protect_check ( struct flash_bank * bank )

static

Definition at line 246 of file ambiqmicro.c.

References bank, ERROR_FLASH_BANK_NOT_PROBED, ERROR_OK, LOG_ERROR, ambiqmicro_flash_bank::probed, and status.

◆ ambiqmicro_read_part_info()

static int ambiqmicro_read_part_info ( struct flash_bank * bank )

static

Definition at line 169 of file ambiqmicro.c.

References ambiqmicro_parts, apollo_flash_size, apollo_sram_size, ARRAY_SIZE, bank, ERROR_OK, ambiqmicro_flash_bank::flshsiz, LOG_DEBUG, LOG_ERROR, LOG_INFO, ambiqmicro_flash_bank::num_pages, ambiqmicro_flash_bank::pagesize, ambiqmicro_flash_bank::sramsiz, ambiqmicro_flash_bank::target_class, ambiqmicro_flash_bank::target_name, and target_read_u32().

Referenced by ambiqmicro_probe().

◆ ambiqmicro_write()

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

static

Definition at line 611 of file ambiqmicro.c.

References ambiqmicro_write_block(), bank, buffer, count, ERROR_OK, LOG_ERROR, and offset.

◆ ambiqmicro_write_block()

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

static

Definition at line 520 of file ambiqmicro.c.

References ambiqmicro_exec_command(), bank, buffer, CHECK_STATUS, count, ERROR_FAIL, ERROR_OK, FLASH_PROGRAM_MAIN_FROM_SRAM, LOG_DEBUG, LOG_ERROR, LOG_INFO, offset, PROGRAM_KEY, target_write_buffer(), and target_write_u32().

Referenced by ambiqmicro_write().

◆ check_flash_status()

static int check_flash_status	(	struct target *	target,
		uint32_t	address
	)

static

Read flash status from bootloader.

Definition at line 264 of file ambiqmicro.c.

References ERROR_FLASH_OPERATION_FAILED, ERROR_OK, LOG_DEBUG, LOG_ERROR, and target_read_u32().

Referenced by ambiqmicro_exec_command().

◆ COMMAND_HANDLER() [1/3]

COMMAND_HANDLER ( ambiqmicro_handle_mass_erase_command )

Definition at line 745 of file ambiqmicro.c.

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

◆ COMMAND_HANDLER() [2/3]

COMMAND_HANDLER ( ambiqmicro_handle_page_erase_command )

Definition at line 763 of file ambiqmicro.c.

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

◆ COMMAND_HANDLER() [3/3]

COMMAND_HANDLER ( ambiqmicro_handle_program_otp_command )

Program the otp block.

Definition at line 791 of file ambiqmicro.c.

◆ FLASH_BANK_COMMAND_HANDLER()

FLASH_BANK_COMMAND_HANDLER ( ambiqmicro_flash_bank_command )

Definition at line 120 of file ambiqmicro.c.

References bank, CMD_ARGC, ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, ambiqmicro_flash_bank::probed, and ambiqmicro_flash_bank::target_name.

◆ get_ambiqmicro_info()

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

static

Definition at line 139 of file ambiqmicro.c.

References ambiqmicro_classname, bank, cmd, command_print_sameline(), ERROR_FLASH_BANK_NOT_PROBED, ERROR_OK, LOG_ERROR, ambiqmicro_flash_bank::probed, ambiqmicro_flash_bank::target_class, and ambiqmicro_flash_bank::target_name.

Variable Documentation

◆ ambiqmicro_classname

char* ambiqmicro_classname[6]

static

Initial value:

= {
    "Unknown", "Apollo", "Apollo2", "Unknown", "Unknown", "Apollo"
}

Definition at line 110 of file ambiqmicro.c.

Referenced by get_ambiqmicro_info().

◆ ambiqmicro_command_handlers

const struct command_registration ambiqmicro_command_handlers[]

static

Initial value:

= {
    {
        .name = "ambiqmicro",
        .mode = COMMAND_EXEC,
        .help = "ambiqmicro flash command group",
        .usage = "Support for Ambiq Micro parts.",
        .chain = ambiqmicro_exec_command_handlers,
    },
    COMMAND_REGISTRATION_DONE
}

Definition at line 791 of file ambiqmicro.c.

◆ ambiqmicro_exec_command_handlers

const struct command_registration ambiqmicro_exec_command_handlers[]

static

Initial value:

= {
    {
        .name = "mass_erase",
        .usage = "<bank>",
        .handler = ambiqmicro_handle_mass_erase_command,
        .mode = COMMAND_EXEC,
        .help = "Erase entire device",
    },
    {
        .name = "page_erase",
        .usage = "<bank> <first> <last>",
        .handler = ambiqmicro_handle_page_erase_command,
        .mode = COMMAND_EXEC,
        .help = "Erase device pages",
    },
    {
        .name = "program_otp",
        .handler = ambiqmicro_handle_program_otp_command,
        .mode = COMMAND_EXEC,
        .usage = "<bank> <offset> <count>",
        .help =
            "Program OTP (assumes you have already written array starting at 0x10000010)",
    },
    COMMAND_REGISTRATION_DONE
}

Definition at line 791 of file ambiqmicro.c.

◆ ambiqmicro_flash

const struct flash_driver ambiqmicro_flash

Initial value:

= {
    .name = "ambiqmicro",
    .commands = ambiqmicro_command_handlers,
    .flash_bank_command = ambiqmicro_flash_bank_command,
    .erase = ambiqmicro_erase,
    .protect = ambiqmicro_protect,
    .write = ambiqmicro_write,
    .read = default_flash_read,
    .probe = ambiqmicro_probe,
    .auto_probe = ambiqmicro_probe,
    .erase_check = default_flash_blank_check,
    .protect_check = ambiqmicro_protect_check,
    .info = get_ambiqmicro_info,
    .free_driver_priv = default_flash_free_driver_priv,
}

Definition at line 791 of file ambiqmicro.c.

◆

struct { ... } ambiqmicro_parts[6]

Initial value:

= {
    {0xFF, 0x00, "Unknown"},
    {0x01, 0x00, "Apollo"},
    {0x02, 0x00, "Apollo2"},
    {0x03, 0x00, "Unknown"},
    {0x04, 0x00, "Unknown"},
    {0x05, 0x00, "Apollo"},
}

Referenced by ambiqmicro_read_part_info().

◆ apollo_flash_size

const uint32_t apollo_flash_size[]

static

Initial value:

= {
<< 15,
<< 16,
<< 17,
<< 18,
<< 19,
<< 20,
<< 21
}

Definition at line 47 of file ambiqmicro.c.

Referenced by ambiqmicro_read_part_info().

◆ apollo_sram_size

const uint32_t apollo_sram_size[]

static

Initial value:

= {
<< 15,
<< 16,
<< 17,
<< 18,
<< 19,
<< 20,
<< 21
}

Definition at line 57 of file ambiqmicro.c.

Referenced by ambiqmicro_read_part_info().

◆ class

uint8_t class

Definition at line 98 of file ambiqmicro.c.

◆ partname

const char* partname

Definition at line 100 of file ambiqmicro.c.

◆ partno

uint8_t partno

Definition at line 99 of file ambiqmicro.c.

Referenced by cortex_m_examine().

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

◆ CHECK_STATUS

◆ FLASH_ERASE_LIST_MAIN_PAGES_FROM_SRAM

◆ FLASH_MASS_ERASE_MAIN_PAGES_FROM_SRAM

◆ FLASH_PROGRAM_MAIN_FROM_SRAM

◆ FLASH_PROGRAM_OTP_FROM_SRAM

◆ OTP_PROGRAM_KEY

◆ PROGRAM_KEY

Function Documentation

◆ ambiqmicro_erase()

◆ ambiqmicro_exec_command()

◆ ambiqmicro_mass_erase()

◆ ambiqmicro_otp_program()

◆ ambiqmicro_probe()

◆ ambiqmicro_protect()

◆ ambiqmicro_protect_check()

◆ ambiqmicro_read_part_info()

◆ ambiqmicro_write()

◆ ambiqmicro_write_block()

◆ check_flash_status()

◆ COMMAND_HANDLER() [1/3]

◆ COMMAND_HANDLER() [2/3]

◆ COMMAND_HANDLER() [3/3]

◆ FLASH_BANK_COMMAND_HANDLER()

◆ get_ambiqmicro_info()

Variable Documentation

◆ ambiqmicro_classname

◆ ambiqmicro_command_handlers

◆ ambiqmicro_exec_command_handlers

◆ ambiqmicro_flash

◆

◆ apollo_flash_size

◆ apollo_sram_size

◆ class

◆ partname

◆ partno