cfi.h File Reference

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Data Structures
struct	cfi_atmel_pri_ext
struct	cfi_fixup
struct	cfi_flash_bank
struct	cfi_intel_pri_ext
struct	cfi_spansion_pri_ext
struct	cfi_unlock_addresses

Macros
#define	CFI_ID_ANY   0xffff
#define	CFI_MAX_BUS_WIDTH   4
#define	CFI_MAX_CHIP_WIDTH   4
#define	CFI_MFR_AMD   0x0001
#define	CFI_MFR_AMIC   0x0037
#define	CFI_MFR_ANY   0xffff
#define	CFI_MFR_ATMEL   0x001F
#define	CFI_MFR_EON   0x007F
#define	CFI_MFR_FUJITSU   0x0004
#define	CFI_MFR_MX   0x00C2
#define	CFI_MFR_SST   0x00BF
#define	CFI_MFR_ST   0x0020 /* STMicroelectronics */
#define	CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7   0xE0 /* DQ5..DQ7 */
#define	CFI_STATUS_POLL_MASK_DQ6_DQ7   0xC0 /* DQ6..DQ7 */

Enumerations
enum	{ CFI_UNLOCK_555_2AA , CFI_UNLOCK_5555_2AAA }

Functions
int	cfi_auto_probe (struct flash_bank *bank)
int	cfi_erase (struct flash_bank *bank, unsigned int first, unsigned int last)
uint32_t	cfi_flash_address (struct flash_bank *bank, int sector, uint32_t offset)
int	cfi_flash_bank_cmd (struct flash_bank *bank, unsigned int argc, const char **argv)
int	cfi_get_info (struct flash_bank *bank, struct command_invocation *cmd)
int	cfi_probe (struct flash_bank *bank)
int	cfi_protect (struct flash_bank *bank, int set, unsigned int first, unsigned int last)
int	cfi_protect_check (struct flash_bank *bank)
int	cfi_reset (struct flash_bank *bank)
int	cfi_send_command (struct flash_bank *bank, uint8_t cmd, uint32_t address)
int	cfi_spansion_unlock_seq (struct flash_bank *bank)
int	cfi_spansion_wait_status_busy (struct flash_bank *bank, int timeout)
int	cfi_target_read_memory (struct flash_bank *bank, target_addr_t addr, uint32_t count, uint8_t *buffer)
int	cfi_write_word (struct flash_bank *bank, uint8_t *word, uint32_t address)

Macro Definition Documentation

CFI_ID_ANY

#define CFI_ID_ANY   0xffff

Definition at line 175 of file cfi.h.

CFI_MAX_BUS_WIDTH

#define CFI_MAX_BUS_WIDTH   4

Definition at line 177 of file cfi.h.

CFI_MAX_CHIP_WIDTH

#define CFI_MAX_CHIP_WIDTH   4

Definition at line 178 of file cfi.h.

CFI_MFR_AMD

#define CFI_MFR_AMD   0x0001

Definition at line 165 of file cfi.h.

CFI_MFR_AMIC

#define CFI_MFR_AMIC   0x0037

Definition at line 169 of file cfi.h.

CFI_MFR_ANY

#define CFI_MFR_ANY   0xffff

Definition at line 174 of file cfi.h.

CFI_MFR_ATMEL

#define CFI_MFR_ATMEL   0x001F

Definition at line 167 of file cfi.h.

CFI_MFR_EON

#define CFI_MFR_EON   0x007F

Definition at line 172 of file cfi.h.

CFI_MFR_FUJITSU

#define CFI_MFR_FUJITSU   0x0004

Definition at line 166 of file cfi.h.

CFI_MFR_MX

#define CFI_MFR_MX   0x00C2

Definition at line 171 of file cfi.h.

CFI_MFR_SST

#define CFI_MFR_SST   0x00BF

Definition at line 170 of file cfi.h.

CFI_MFR_ST

#define CFI_MFR_ST   0x0020 /* STMicroelectronics */

Definition at line 168 of file cfi.h.

CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7

#define CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7   0xE0 /* DQ5..DQ7 */

Definition at line 11 of file cfi.h.

CFI_STATUS_POLL_MASK_DQ6_DQ7

#define CFI_STATUS_POLL_MASK_DQ6_DQ7   0xC0 /* DQ6..DQ7 */

Definition at line 12 of file cfi.h.

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
CFI_UNLOCK_555_2AA
CFI_UNLOCK_5555_2AAA

Definition at line 129 of file cfi.h.

Function Documentation

cfi_auto_probe()

int cfi_auto_probe

(

struct flash_bank *

bank

)

Definition at line 2864 of file cfi.c.

References bank, cfi_probe(), ERROR_OK, and cfi_flash_bank::probed.

cfi_erase()

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

Definition at line 931 of file cfi.c.

References bank, cfi_intel_erase(), cfi_spansion_erase(), ERROR_FLASH_BANK_NOT_PROBED, ERROR_FLASH_SECTOR_INVALID, ERROR_OK, ERROR_TARGET_NOT_HALTED, LOG_ERROR, cfi_flash_bank::pri_id, cfi_flash_bank::qry, and TARGET_HALTED.

cfi_flash_address()

uint32_t cfi_flash_address	(	struct flash_bank *	bank,
		int	sector,
		uint32_t	offset
	)

Definition at line 100 of file cfi.c.

References bank, LOG_ERROR, offset, and cfi_flash_bank::x16_as_x8.

Referenced by cfi_get_u8(), cfi_intel_clear_status_register(), cfi_intel_erase(), cfi_intel_protect(), cfi_intel_protect_check(), cfi_intel_write_word(), cfi_intel_write_words(), cfi_probe(), cfi_query_string(), cfi_query_u16(), cfi_query_u32(), cfi_query_u8(), cfi_read_atmel_pri_ext(), cfi_read_spansion_pri_ext(), cfi_reset(), cfi_spansion_erase(), cfi_spansion_protect_check(), cfi_spansion_unlock_seq(), cfi_spansion_write_block(), cfi_spansion_write_block_mips(), cfi_spansion_write_word(), cfi_spansion_write_words(), and rpchf_spansion_write_words().

cfi_flash_bank_cmd()

int cfi_flash_bank_cmd	(	struct flash_bank *	bank,
		unsigned int	argc,
		const char **	argv
	)

Definition at line 778 of file cfi.c.

References bank, CFI_MAX_BUS_WIDTH, CFI_MAX_CHIP_WIDTH, cfi_flash_bank::data_swap, cfi_flash_bank::endianness, ERROR_COMMAND_SYNTAX_ERROR, ERROR_FAIL, ERROR_FLASH_BANK_INVALID, ERROR_OK, cfi_flash_bank::jedec_probe, LOG_ERROR, cfi_flash_bank::qry, TARGET_BIG_ENDIAN, TARGET_LITTLE_ENDIAN, and cfi_flash_bank::x16_as_x8.

Referenced by FLASH_BANK_COMMAND_HANDLER().

cfi_get_info()

int cfi_get_info	(	struct flash_bank *	bank,
		struct command_invocation *	cmd
	)

Definition at line 2956 of file cfi.c.

References cfi_flash_bank::alt_addr, cfi_flash_bank::alt_id, bank, cfi_flash_bank::block_erase_timeout_max, cfi_flash_bank::block_erase_timeout_typ, cfi_flash_bank::buf_write_timeout_max, cfi_flash_bank::buf_write_timeout_typ, cfi_intel_info(), cfi_spansion_info(), cfi_flash_bank::chip_erase_timeout_max, cfi_flash_bank::chip_erase_timeout_typ, cmd, command_print_sameline(), cfi_flash_bank::dev_size, cfi_flash_bank::device_id, ERROR_OK, cfi_flash_bank::interface_desc, LOG_ERROR, cfi_flash_bank::manufacturer, cfi_flash_bank::max_buf_write_size, cfi_flash_bank::not_cfi, cfi_flash_bank::pri_addr, cfi_flash_bank::pri_id, cfi_flash_bank::qry, cfi_flash_bank::vcc_max, cfi_flash_bank::vcc_min, cfi_flash_bank::vpp_max, cfi_flash_bank::vpp_min, cfi_flash_bank::word_write_timeout_max, and cfi_flash_bank::word_write_timeout_typ.

cfi_probe()

int cfi_probe

(

struct flash_bank *

bank

)

Definition at line 2532 of file cfi.c.

References cfi_flash_bank::alt_addr, cfi_flash_bank::alt_id, bank, cfi_flash_bank::block_erase_timeout, cfi_flash_bank::block_erase_timeout_max, cfi_flash_bank::block_erase_timeout_typ, cfi_flash_bank::buf_write_timeout, cfi_flash_bank::buf_write_timeout_max, cfi_flash_bank::buf_write_timeout_typ, cfi_0001_fixups, cfi_0002_fixups, cfi_fixup(), cfi_fixup_non_cfi(), cfi_flash_address(), CFI_MAX_BUS_WIDTH, cfi_query_string(), cfi_query_u16(), cfi_query_u32(), cfi_query_u8(), cfi_read_0002_pri_ext(), cfi_read_intel_pri_ext(), cfi_reset(), cfi_send_command(), CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7, cfi_target_read_memory(), cfi_flash_bank::chip_erase_timeout, cfi_flash_bank::chip_erase_timeout_max, cfi_flash_bank::chip_erase_timeout_typ, cfi_flash_bank::dev_size, cfi_flash_bank::device_id, DIV_ROUND_UP, cfi_flash_bank::erase_region_info, ERROR_FLASH_OPERATION_FAILED, ERROR_OK, ERROR_TARGET_NOT_HALTED, cfi_flash_bank::interface_desc, cfi_flash_bank::jedec_probe, LOG_DEBUG, LOG_ERROR, LOG_INFO, LOG_USER, LOG_WARNING, cfi_flash_bank::manufacturer, cfi_flash_bank::max_buf_write_size, cfi_flash_bank::not_cfi, NULL, cfi_flash_bank::num_erase_regions, offset, cfi_flash_bank::pri_addr, cfi_flash_bank::pri_id, cfi_flash_bank::probed, cfi_flash_bank::qry, cfi_flash_bank::status_poll_mask, target_buffer_get_u16(), target_buffer_get_u32(), TARGET_HALTED, cfi_flash_bank::vcc_max, cfi_flash_bank::vcc_min, cfi_flash_bank::vpp_max, cfi_flash_bank::vpp_min, cfi_flash_bank::word_write_timeout, cfi_flash_bank::word_write_timeout_max, and cfi_flash_bank::word_write_timeout_typ.

Referenced by cfi_auto_probe().

cfi_protect()

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

Definition at line 1073 of file cfi.c.

References bank, cfi_intel_protect(), ERROR_FLASH_BANK_NOT_PROBED, ERROR_OK, ERROR_TARGET_NOT_HALTED, LOG_ERROR, LOG_WARNING, cfi_flash_bank::pri_id, cfi_flash_bank::qry, and TARGET_HALTED.

cfi_protect_check()

int cfi_protect_check

(

struct flash_bank *

bank

)

Definition at line 2930 of file cfi.c.

References bank, cfi_intel_protect_check(), cfi_spansion_protect_check(), ERROR_FLASH_BANK_NOT_PROBED, ERROR_OK, ERROR_TARGET_NOT_HALTED, LOG_ERROR, cfi_flash_bank::pri_id, cfi_flash_bank::qry, and TARGET_HALTED.

cfi_reset()

int cfi_reset

(

struct flash_bank *

bank

)

Definition at line 282 of file cfi.c.

References bank, cfi_flash_address(), cfi_send_command(), cfi_flash_bank::device_id, ERROR_OK, and cfi_flash_bank::manufacturer.

Referenced by cfi_probe(), cfi_query_string(), cfi_read_intel_pri_ext(), cfi_write(), and rpchf_write().

cfi_send_command()

int cfi_send_command	(	struct flash_bank *	bank,
		uint8_t	cmd,
		uint32_t	address
	)

Definition at line 162 of file cfi.c.

References bank, cfi_command(), CFI_MAX_BUS_WIDTH, cfi_target_write_memory(), and cmd.

Referenced by cfi_intel_clear_status_register(), cfi_intel_erase(), cfi_intel_protect(), cfi_intel_protect_check(), cfi_intel_write_word(), cfi_intel_write_words(), cfi_probe(), cfi_query_string(), cfi_read_atmel_pri_ext(), cfi_read_spansion_pri_ext(), cfi_reset(), cfi_spansion_erase(), cfi_spansion_protect_check(), cfi_spansion_unlock_seq(), cfi_spansion_write_word(), cfi_spansion_write_words(), and rpchf_spansion_write_words().

cfi_spansion_unlock_seq()

int cfi_spansion_unlock_seq

(

struct flash_bank *

bank

)

Definition at line 876 of file cfi.c.

References cfi_spansion_pri_ext::_unlock1, cfi_spansion_pri_ext::_unlock2, bank, cfi_flash_address(), cfi_send_command(), ERROR_OK, and cfi_flash_bank::pri_ext.

Referenced by cfi_spansion_erase(), cfi_spansion_protect_check(), cfi_spansion_write_word(), cfi_spansion_write_words(), and rpchf_spansion_write_words().

cfi_spansion_wait_status_busy()

int cfi_spansion_wait_status_busy	(	struct flash_bank *	bank,
		int	timeout
	)

Definition at line 363 of file cfi.c.

References alive_sleep(), bank, cfi_get_u8(), ERROR_FLASH_BUSY, ERROR_FLASH_OPERATION_FAILED, ERROR_OK, LOG_DEBUG, LOG_ERROR, status, and cfi_flash_bank::status_poll_mask.

Referenced by cfi_spansion_erase(), cfi_spansion_write_word(), cfi_spansion_write_words(), and rpchf_spansion_write_words().

cfi_target_read_memory()

int cfi_target_read_memory	(	struct flash_bank *	bank,
		target_addr_t	addr,
		uint32_t	count,
		uint8_t *	buffer
	)

Definition at line 131 of file cfi.c.

References addr, bank, buffer, count, cfi_flash_bank::read_mem, and target_read_memory().

Referenced by cfi_get_u8(), cfi_probe(), cfi_query_u16(), cfi_query_u32(), cfi_query_u8(), cfi_read(), cfi_write(), and rpchf_write().

cfi_write_word()

int cfi_write_word	(	struct flash_bank *	bank,
		uint8_t *	word,
		uint32_t	address
	)

Definition at line 2170 of file cfi.c.

References bank, cfi_intel_write_word(), cfi_spansion_write_word(), ERROR_FLASH_OPERATION_FAILED, LOG_ERROR, and cfi_flash_bank::pri_id.

Referenced by cfi_write(), and rpchf_write().