Include dependency graph for pac55xx.c:

Macros
#define	FLASH_ERASE_TIMEOUT_MS 20

#define	FLASH_WRITE_TIMEOUT_MS 20

#define	PAC55XX_FLASH_BASE 0x00000000UL

#define	PAC55XX_MEMCTL_BASE (PAC55XX_PERIPH_BASE + 0xD0000)

#define	PAC55XX_MEMCTL_FLASHERASE (PAC55XX_MEMCTL_BASE + 0x20)

#define	PAC55XX_MEMCTL_FLASHERASE_ERASE 0x8C799CA7

#define	PAC55XX_MEMCTL_FLASHLOCK (PAC55XX_MEMCTL_BASE + 0x08)

#define	PAC55XX_MEMCTL_FLASHLOCK_ALLOWWRITEERASE 0x43DF140A

#define	PAC55XX_MEMCTL_FLASHLOCK_LOCKED 0x0

#define	PAC55XX_MEMCTL_FLASHPAGE (PAC55XX_MEMCTL_BASE + 0x0C)

#define	PAC55XX_MEMCTL_FLASHSTATUS (PAC55XX_MEMCTL_BASE + 0x04)

#define	PAC55XX_MEMCTL_FLASHSTATUS_ERASEBUSY BIT(1)

#define	PAC55XX_MEMCTL_FLASHSTATUS_WRITEBUSY BIT(0)

#define	PAC55XX_PERIPH_BASE 0x40000000UL

Functions
	FLASH_BANK_COMMAND_HANDLER (pac55xx_flash_bank_command)

int	pac55xx_erase (struct flash_bank *bank, unsigned int first, unsigned int last)

int	pac55xx_probe (struct flash_bank *bank)

static int	pac55xx_wait_for_operation_to_finish (struct flash_bank *bank, unsigned int timeout_ms)
	Wait until the flash controller is not busy anymore. More...

int	pac55xx_write (struct flash_bank bank, const uint8_t buffer, uint32_t offset, uint32_t count)

Variables
const struct flash_driver	pac55xx_flash

Macro Definition Documentation

◆ FLASH_ERASE_TIMEOUT_MS

#define FLASH_ERASE_TIMEOUT_MS 20

Definition at line 33 of file pac55xx.c.

◆ FLASH_WRITE_TIMEOUT_MS

#define FLASH_WRITE_TIMEOUT_MS 20

Definition at line 34 of file pac55xx.c.

◆ PAC55XX_FLASH_BASE

#define PAC55XX_FLASH_BASE 0x00000000UL

Definition at line 15 of file pac55xx.c.

◆ PAC55XX_MEMCTL_BASE

#define PAC55XX_MEMCTL_BASE (PAC55XX_PERIPH_BASE + 0xD0000)

Definition at line 18 of file pac55xx.c.

◆ PAC55XX_MEMCTL_FLASHERASE

#define PAC55XX_MEMCTL_FLASHERASE (PAC55XX_MEMCTL_BASE + 0x20)

Definition at line 23 of file pac55xx.c.

◆ PAC55XX_MEMCTL_FLASHERASE_ERASE

#define PAC55XX_MEMCTL_FLASHERASE_ERASE 0x8C799CA7

Definition at line 30 of file pac55xx.c.

◆ PAC55XX_MEMCTL_FLASHLOCK

#define PAC55XX_MEMCTL_FLASHLOCK (PAC55XX_MEMCTL_BASE + 0x08)

Definition at line 21 of file pac55xx.c.

◆ PAC55XX_MEMCTL_FLASHLOCK_ALLOWWRITEERASE

#define PAC55XX_MEMCTL_FLASHLOCK_ALLOWWRITEERASE 0x43DF140A

Definition at line 28 of file pac55xx.c.

◆ PAC55XX_MEMCTL_FLASHLOCK_LOCKED

#define PAC55XX_MEMCTL_FLASHLOCK_LOCKED 0x0

Definition at line 29 of file pac55xx.c.

◆ PAC55XX_MEMCTL_FLASHPAGE

#define PAC55XX_MEMCTL_FLASHPAGE (PAC55XX_MEMCTL_BASE + 0x0C)

Definition at line 22 of file pac55xx.c.

◆ PAC55XX_MEMCTL_FLASHSTATUS

#define PAC55XX_MEMCTL_FLASHSTATUS (PAC55XX_MEMCTL_BASE + 0x04)

Definition at line 20 of file pac55xx.c.

◆ PAC55XX_MEMCTL_FLASHSTATUS_ERASEBUSY

#define PAC55XX_MEMCTL_FLASHSTATUS_ERASEBUSY BIT(1)

Definition at line 25 of file pac55xx.c.

◆ PAC55XX_MEMCTL_FLASHSTATUS_WRITEBUSY

#define PAC55XX_MEMCTL_FLASHSTATUS_WRITEBUSY BIT(0)

Definition at line 26 of file pac55xx.c.

◆ PAC55XX_PERIPH_BASE

#define PAC55XX_PERIPH_BASE 0x40000000UL

Definition at line 17 of file pac55xx.c.

Function Documentation

◆ FLASH_BANK_COMMAND_HANDLER()

FLASH_BANK_COMMAND_HANDLER ( pac55xx_flash_bank_command )

Definition at line 166 of file pac55xx.c.

References alloc_block_array(), bank, ERROR_FAIL, ERROR_OK, PAC55XX_FLASH_BASE, and page_size.

◆ pac55xx_erase()

int pac55xx_erase	(	struct flash_bank *	bank,
		unsigned int	first,
		unsigned int	last
	)

Definition at line 68 of file pac55xx.c.

References bank, ERROR_OK, ERROR_TARGET_NOT_HALTED, FLASH_ERASE_TIMEOUT_MS, LOG_ERROR, PAC55XX_MEMCTL_FLASHERASE, PAC55XX_MEMCTL_FLASHERASE_ERASE, PAC55XX_MEMCTL_FLASHLOCK, PAC55XX_MEMCTL_FLASHLOCK_ALLOWWRITEERASE, PAC55XX_MEMCTL_FLASHLOCK_LOCKED, PAC55XX_MEMCTL_FLASHPAGE, pac55xx_wait_for_operation_to_finish(), TARGET_HALTED, and target_write_u32().

◆ pac55xx_probe()

int pac55xx_probe ( struct flash_bank * bank )

Definition at line 161 of file pac55xx.c.

References ERROR_OK.

◆ pac55xx_wait_for_operation_to_finish()

static int pac55xx_wait_for_operation_to_finish	(	struct flash_bank *	bank,
		unsigned int	timeout_ms
	)

static

Wait until the flash controller is not busy anymore.

Parameters

bank	current flash bank

Returns: ERROR_OK in case of success, ERROR_XXX code otherwise

Definition at line 42 of file pac55xx.c.

References bank, ERROR_OK, ERROR_TIMEOUT_REACHED, keep_alive(), LOG_ERROR, PAC55XX_MEMCTL_FLASHSTATUS, PAC55XX_MEMCTL_FLASHSTATUS_ERASEBUSY, PAC55XX_MEMCTL_FLASHSTATUS_WRITEBUSY, status, target_read_u32(), and timeval_ms().

Referenced by pac55xx_erase(), and pac55xx_write().

◆ pac55xx_write()

int pac55xx_write	(	struct flash_bank *	bank,
		const uint8_t *	buffer,
		uint32_t	offset,
		uint32_t	count
	)

Definition at line 110 of file pac55xx.c.

References bank, buffer, count, ERROR_OK, ERROR_TARGET_NOT_HALTED, FLASH_WRITE_TIMEOUT_MS, LOG_ERROR, offset, PAC55XX_FLASH_BASE, PAC55XX_MEMCTL_FLASHLOCK, PAC55XX_MEMCTL_FLASHLOCK_ALLOWWRITEERASE, PAC55XX_MEMCTL_FLASHLOCK_LOCKED, pac55xx_wait_for_operation_to_finish(), TARGET_HALTED, target_write_memory(), and target_write_u32().

Variable Documentation

◆ pac55xx_flash

const struct flash_driver pac55xx_flash

Initial value:

= {
    .name = "pac55xx",
 
    
 
    .flash_bank_command = pac55xx_flash_bank_command,
    .erase = pac55xx_erase,
    .write = pac55xx_write,
    .probe = pac55xx_probe,
    .read = default_flash_read,
    .erase_check = default_flash_blank_check,
    .auto_probe = pac55xx_probe,
    .free_driver_priv = default_flash_free_driver_priv,
}