efm32.c File Reference

Include dependency graph for efm32.c:

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Data Structures
struct	efm32_family_data
struct	efm32_info
struct	efm32x_flash_chip

Macros
#define	EFM32_FLASH_BASE   0
#define	EFM32_FLASH_ERASE_TMO   100
#define	EFM32_FLASH_WDATAREADY_TMO   100
#define	EFM32_FLASH_WRITE_TMO   100
#define	EFM32_MSC_DEV_INFO   (EFM32_MSC_INFO_BASE+0x8000)
#define	EFM32_MSC_DI_FLASH_SZ   (EFM32_MSC_DEV_INFO+0x1f8)
#define	EFM32_MSC_DI_PAGE_SIZE   (EFM32_MSC_DEV_INFO+0x1e7)
#define	EFM32_MSC_DI_PART_FAMILY   (EFM32_MSC_DEV_INFO+0x1fe)
#define	EFM32_MSC_DI_PART_NUM   (EFM32_MSC_DEV_INFO+0x1fc)
#define	EFM32_MSC_DI_PROD_REV   (EFM32_MSC_DEV_INFO+0x1ff)
#define	EFM32_MSC_DI_RAM_SZ   (EFM32_MSC_DEV_INFO+0x1fa)
#define	EFM32_MSC_INFO_BASE   0x0fe00000
#define	EFM32_MSC_LOCK_BITS   (EFM32_MSC_INFO_BASE+0x4000)
#define	EFM32_MSC_LOCK_BITS_EXTRA   (EFM32_MSC_LOCK_BITS+LOCKWORDS_SZ)
#define	EFM32_MSC_LOCK_LOCKKEY   0x1b71
#define	EFM32_MSC_REG_ADDRB   0x010
#define	EFM32_MSC_REG_LOCK   0x03c
#define	EFM32_MSC_REG_LOCK_SERIES1   0x040
#define	EFM32_MSC_REG_STATUS   0x01c
#define	EFM32_MSC_REG_WDATA   0x018
#define	EFM32_MSC_REG_WRITECMD   0x00c
#define	EFM32_MSC_REG_WRITECTRL   0x008
#define	EFM32_MSC_REGBASE   0x400c0000
#define	EFM32_MSC_REGBASE_SERIES1   0x400e0000
#define	EFM32_MSC_STATUS_BUSY_MASK   0x1
#define	EFM32_MSC_STATUS_ERASEABORTED_MASK   0x20
#define	EFM32_MSC_STATUS_INVADDR_MASK   0x4
#define	EFM32_MSC_STATUS_LOCKED_MASK   0x2
#define	EFM32_MSC_STATUS_WDATAREADY_MASK   0x8
#define	EFM32_MSC_STATUS_WORDTIMEOUT_MASK   0x10
#define	EFM32_MSC_USER_DATA   EFM32_MSC_INFO_BASE
#define	EFM32_MSC_WRITECMD_ERASEPAGE_MASK   0x2
#define	EFM32_MSC_WRITECMD_LADDRIM_MASK   0x1
#define	EFM32_MSC_WRITECMD_WRITEONCE_MASK   0x8
#define	EFM32_MSC_WRITECTRL_WREN_MASK   0x1
#define	EFM_FAMILY_ID_GIANT_GECKO   72
#define	EFM_FAMILY_ID_LEOPARD_GECKO   74
#define	LOCKWORDS_SZ   512

Enumerations
enum	efm32_bank_index { EFM32_BANK_INDEX_MAIN , EFM32_BANK_INDEX_USER_DATA , EFM32_BANK_INDEX_LOCK_BITS , EFM32_N_BANKS }

Functions
	COMMAND_HANDLER (efm32x_handle_debuglock_command)
static int	efm32x_auto_probe (struct flash_bank *bank)
static int	efm32x_erase (struct flash_bank *bank, unsigned int first, unsigned int last)
static int	efm32x_erase_page (struct flash_bank *bank, uint32_t addr)
static void	efm32x_free_driver_priv (struct flash_bank *bank)
	Remove flash structure corresponding to this bank, if and only if it's not used by any others. More...
static int	efm32x_get_bank_index (target_addr_t base)
static int	efm32x_get_flash_size (struct flash_bank *bank, uint16_t *flash_sz)
static int	efm32x_get_page_lock (struct flash_bank *bank, size_t page)
static int	efm32x_get_part_family (struct flash_bank *bank, uint8_t *pfamily)
static int	efm32x_get_part_num (struct flash_bank *bank, uint16_t *pnum)
static int	efm32x_get_prod_rev (struct flash_bank *bank, uint8_t *prev)
static int	efm32x_get_ram_size (struct flash_bank *bank, uint16_t *ram_sz)
static int	efm32x_msc_lock (struct flash_bank *bank, int lock)
static int	efm32x_priv_write (struct flash_bank *bank, const uint8_t *buffer, uint32_t addr, uint32_t count)
static int	efm32x_probe (struct flash_bank *bank)
static int	efm32x_protect (struct flash_bank *bank, int set, unsigned int first, unsigned int last)
static int	efm32x_protect_check (struct flash_bank *bank)
static int	efm32x_read_info (struct flash_bank *bank)
static int	efm32x_read_lock_data (struct flash_bank *bank)
static int	efm32x_read_reg_u32 (struct flash_bank *bank, target_addr_t offset, uint32_t *value)
static int	efm32x_set_page_lock (struct flash_bank *bank, size_t page, int set)
static int	efm32x_set_reg_bits (struct flash_bank *bank, uint32_t reg, uint32_t bitmask, int set)
static int	efm32x_set_wren (struct flash_bank *bank, int write_enable)
static int	efm32x_wait_status (struct flash_bank *bank, int timeout, uint32_t wait_mask, int wait_for_set)
static int	efm32x_write (struct flash_bank *bank, const uint8_t *buffer, uint32_t offset, uint32_t count)
static int	efm32x_write_block (struct flash_bank *bank, const uint8_t *buf, uint32_t address, uint32_t count)
static int	efm32x_write_lock_data (struct flash_bank *bank)
static int	efm32x_write_only_lockbits (struct flash_bank *bank)
static int	efm32x_write_reg_u32 (struct flash_bank *bank, target_addr_t offset, uint32_t value)
static int	efm32x_write_word (struct flash_bank *bank, uint32_t addr, uint32_t val)
	FLASH_BANK_COMMAND_HANDLER (efm32x_flash_bank_command)
static int	get_efm32x_info (struct flash_bank *bank, struct command_invocation *cmd)

Variables
static const struct efm32_family_data	efm32_families []
const struct flash_driver	efm32_flash
static const struct command_registration	efm32x_command_handlers []
static const struct command_registration	efm32x_exec_command_handlers []

Macro Definition Documentation

EFM32_FLASH_BASE

#define EFM32_FLASH_BASE   0

Definition at line 40 of file efm32.c.

EFM32_FLASH_ERASE_TMO

#define EFM32_FLASH_ERASE_TMO   100

Definition at line 36 of file efm32.c.

EFM32_FLASH_WDATAREADY_TMO

#define EFM32_FLASH_WDATAREADY_TMO   100

Definition at line 37 of file efm32.c.

EFM32_FLASH_WRITE_TMO

#define EFM32_FLASH_WRITE_TMO   100

Definition at line 38 of file efm32.c.

EFM32_MSC_DEV_INFO

#define EFM32_MSC_DEV_INFO   (EFM32_MSC_INFO_BASE+0x8000)

Definition at line 50 of file efm32.c.

EFM32_MSC_DI_FLASH_SZ

#define EFM32_MSC_DI_FLASH_SZ   (EFM32_MSC_DEV_INFO+0x1f8)

Definition at line 54 of file efm32.c.

EFM32_MSC_DI_PAGE_SIZE

#define EFM32_MSC_DI_PAGE_SIZE   (EFM32_MSC_DEV_INFO+0x1e7)

Definition at line 53 of file efm32.c.

EFM32_MSC_DI_PART_FAMILY

#define EFM32_MSC_DI_PART_FAMILY   (EFM32_MSC_DEV_INFO+0x1fe)

Definition at line 57 of file efm32.c.

EFM32_MSC_DI_PART_NUM

#define EFM32_MSC_DI_PART_NUM   (EFM32_MSC_DEV_INFO+0x1fc)

Definition at line 56 of file efm32.c.

EFM32_MSC_DI_PROD_REV

#define EFM32_MSC_DI_PROD_REV   (EFM32_MSC_DEV_INFO+0x1ff)

Definition at line 58 of file efm32.c.

EFM32_MSC_DI_RAM_SZ

#define EFM32_MSC_DI_RAM_SZ   (EFM32_MSC_DEV_INFO+0x1fa)

Definition at line 55 of file efm32.c.

EFM32_MSC_INFO_BASE

#define EFM32_MSC_INFO_BASE   0x0fe00000

Definition at line 45 of file efm32.c.

EFM32_MSC_LOCK_BITS

#define EFM32_MSC_LOCK_BITS   (EFM32_MSC_INFO_BASE+0x4000)

Definition at line 48 of file efm32.c.

EFM32_MSC_LOCK_BITS_EXTRA

#define EFM32_MSC_LOCK_BITS_EXTRA   (EFM32_MSC_LOCK_BITS+LOCKWORDS_SZ)

Definition at line 49 of file efm32.c.

EFM32_MSC_LOCK_LOCKKEY

#define EFM32_MSC_LOCK_LOCKKEY   0x1b71

Definition at line 79 of file efm32.c.

EFM32_MSC_REG_ADDRB

#define EFM32_MSC_REG_ADDRB   0x010

Definition at line 68 of file efm32.c.

EFM32_MSC_REG_LOCK

#define EFM32_MSC_REG_LOCK   0x03c

Definition at line 77 of file efm32.c.

EFM32_MSC_REG_LOCK_SERIES1

#define EFM32_MSC_REG_LOCK_SERIES1   0x040

Definition at line 78 of file efm32.c.

EFM32_MSC_REG_STATUS

#define EFM32_MSC_REG_STATUS   0x01c

Definition at line 70 of file efm32.c.

EFM32_MSC_REG_WDATA

#define EFM32_MSC_REG_WDATA   0x018

Definition at line 69 of file efm32.c.

EFM32_MSC_REG_WRITECMD

#define EFM32_MSC_REG_WRITECMD   0x00c

Definition at line 64 of file efm32.c.

EFM32_MSC_REG_WRITECTRL

#define EFM32_MSC_REG_WRITECTRL   0x008

Definition at line 62 of file efm32.c.

EFM32_MSC_REGBASE

#define EFM32_MSC_REGBASE   0x400c0000

Definition at line 60 of file efm32.c.

EFM32_MSC_REGBASE_SERIES1

#define EFM32_MSC_REGBASE_SERIES1   0x400e0000

Definition at line 61 of file efm32.c.

EFM32_MSC_STATUS_BUSY_MASK

#define EFM32_MSC_STATUS_BUSY_MASK   0x1

Definition at line 71 of file efm32.c.

EFM32_MSC_STATUS_ERASEABORTED_MASK

#define EFM32_MSC_STATUS_ERASEABORTED_MASK   0x20

Definition at line 76 of file efm32.c.

EFM32_MSC_STATUS_INVADDR_MASK

#define EFM32_MSC_STATUS_INVADDR_MASK   0x4

Definition at line 73 of file efm32.c.

EFM32_MSC_STATUS_LOCKED_MASK

#define EFM32_MSC_STATUS_LOCKED_MASK   0x2

Definition at line 72 of file efm32.c.

EFM32_MSC_STATUS_WDATAREADY_MASK

#define EFM32_MSC_STATUS_WDATAREADY_MASK   0x8

Definition at line 74 of file efm32.c.

EFM32_MSC_STATUS_WORDTIMEOUT_MASK

#define EFM32_MSC_STATUS_WORDTIMEOUT_MASK   0x10

Definition at line 75 of file efm32.c.

EFM32_MSC_USER_DATA

#define EFM32_MSC_USER_DATA   EFM32_MSC_INFO_BASE

Definition at line 47 of file efm32.c.

EFM32_MSC_WRITECMD_ERASEPAGE_MASK

#define EFM32_MSC_WRITECMD_ERASEPAGE_MASK   0x2

Definition at line 66 of file efm32.c.

EFM32_MSC_WRITECMD_LADDRIM_MASK

#define EFM32_MSC_WRITECMD_LADDRIM_MASK   0x1

Definition at line 65 of file efm32.c.

EFM32_MSC_WRITECMD_WRITEONCE_MASK

#define EFM32_MSC_WRITECMD_WRITEONCE_MASK   0x8

Definition at line 67 of file efm32.c.

EFM32_MSC_WRITECTRL_WREN_MASK

#define EFM32_MSC_WRITECTRL_WREN_MASK   0x1

Definition at line 63 of file efm32.c.

EFM_FAMILY_ID_GIANT_GECKO

#define EFM_FAMILY_ID_GIANT_GECKO   72

Definition at line 33 of file efm32.c.

EFM_FAMILY_ID_LEOPARD_GECKO

#define EFM_FAMILY_ID_LEOPARD_GECKO   74

Definition at line 34 of file efm32.c.

LOCKWORDS_SZ

#define LOCKWORDS_SZ   512

Definition at line 43 of file efm32.c.

Enumeration Type Documentation

efm32_bank_index

enum efm32_bank_index

Enumerator
EFM32_BANK_INDEX_MAIN
EFM32_BANK_INDEX_USER_DATA
EFM32_BANK_INDEX_LOCK_BITS
EFM32_N_BANKS

Definition at line 81 of file efm32.c.

Function Documentation

COMMAND_HANDLER()

COMMAND_HANDLER

(

efm32x_handle_debuglock_command

)

Definition at line 1165 of file efm32.c.

References bank, CALL_COMMAND_HANDLER, CMD, CMD_ARGC, command_print(), efm32x_write_lock_data(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_OK, ERROR_TARGET_NOT_HALTED, efm32x_flash_chip::lb_page, LOG_ERROR, NULL, target::state, and TARGET_HALTED.

efm32x_auto_probe()

static int efm32x_auto_probe ( struct flash_bank *  bank )

static

Definition at line 1113 of file efm32.c.

References bank, efm32x_get_bank_index(), efm32x_probe(), ERROR_OK, and efm32x_flash_chip::probed.

efm32x_erase()

static int efm32x_erase ( struct flash_bank *  bank, unsigned int  first, unsigned int  last  )

static

Definition at line 511 of file efm32.c.

References bank, EFM32_MSC_LOCK_BITS, efm32x_erase_page(), efm32x_msc_lock(), efm32x_set_wren(), efm32x_write_only_lockbits(), ERROR_OK, ERROR_TARGET_NOT_HALTED, LOG_ERROR, target::state, and TARGET_HALTED.

efm32x_erase_page()

static int efm32x_erase_page ( struct flash_bank *  bank, uint32_t  addr  )

static

Definition at line 466 of file efm32.c.

References addr, bank, EFM32_FLASH_ERASE_TMO, EFM32_MSC_REG_ADDRB, EFM32_MSC_REG_STATUS, EFM32_MSC_REG_WRITECMD, EFM32_MSC_STATUS_BUSY_MASK, EFM32_MSC_STATUS_INVADDR_MASK, EFM32_MSC_STATUS_LOCKED_MASK, EFM32_MSC_WRITECMD_ERASEPAGE_MASK, EFM32_MSC_WRITECMD_LADDRIM_MASK, efm32x_read_reg_u32(), efm32x_set_reg_bits(), efm32x_wait_status(), efm32x_write_reg_u32(), ERROR_FAIL, ERROR_OK, LOG_DEBUG, LOG_ERROR, and status.

Referenced by efm32x_erase(), and efm32x_write_lock_data().

efm32x_free_driver_priv()

static void efm32x_free_driver_priv ( struct flash_bank *  bank )

static

Remove flash structure corresponding to this bank, if and only if it's not used by any others.

Definition at line 386 of file efm32.c.

References bank, NULL, and efm32x_flash_chip::refcount.

efm32x_get_bank_index()

static int efm32x_get_bank_index ( target_addr_t  base )

static

Definition at line 88 of file efm32.c.

Referenced by efm32x_auto_probe(), efm32x_probe(), and FLASH_BANK_COMMAND_HANDLER().

efm32x_get_flash_size()

static int efm32x_get_flash_size ( struct flash_bank *  bank, uint16_t *  flash_sz  )

static

Definition at line 203 of file efm32.c.

References bank, EFM32_MSC_DI_FLASH_SZ, and target_read_u16().

Referenced by efm32x_read_info().

efm32x_get_page_lock()

static int efm32x_get_page_lock ( struct flash_bank *  bank, size_t  page  )

static

Definition at line 670 of file efm32.c.

References bank, EFM32_FLASH_BASE, EFM32_MSC_LOCK_BITS, EFM32_MSC_USER_DATA, efm32x_flash_chip::lb_page, and mask.

Referenced by efm32x_protect_check().

efm32x_get_part_family()

static int efm32x_get_part_family ( struct flash_bank *  bank, uint8_t *  pfamily  )

static

Definition at line 218 of file efm32.c.

References bank, EFM32_MSC_DI_PART_FAMILY, and target_read_u8().

Referenced by efm32x_read_info().

efm32x_get_part_num()

static int efm32x_get_part_num ( struct flash_bank *  bank, uint16_t *  pnum  )

static

Definition at line 213 of file efm32.c.

References bank, EFM32_MSC_DI_PART_NUM, and target_read_u16().

Referenced by efm32x_read_info().

efm32x_get_prod_rev()

static int efm32x_get_prod_rev ( struct flash_bank *  bank, uint8_t *  prev  )

static

Definition at line 223 of file efm32.c.

References bank, EFM32_MSC_DI_PROD_REV, and target_read_u8().

Referenced by efm32x_read_info().

efm32x_get_ram_size()

static int efm32x_get_ram_size ( struct flash_bank *  bank, uint16_t *  ram_sz  )

static

Definition at line 208 of file efm32.c.

References bank, EFM32_MSC_DI_RAM_SZ, and target_read_u16().

Referenced by efm32x_read_info().

efm32x_msc_lock()

static int efm32x_msc_lock ( struct flash_bank *  bank, int  lock  )

static

Definition at line 427 of file efm32.c.

References bank, EFM32_MSC_LOCK_LOCKKEY, efm32x_write_reg_u32(), and efm32x_flash_chip::reg_lock.

Referenced by efm32x_erase(), and efm32x_priv_write().

efm32x_priv_write()

static int efm32x_priv_write ( struct flash_bank *  bank, const uint8_t *  buffer, uint32_t  addr, uint32_t  count  )

static

Definition at line 975 of file efm32.c.

References addr, bank, buffer, count, efm32x_msc_lock(), efm32x_set_wren(), efm32x_write_block(), efm32x_write_word(), ERROR_FAIL, ERROR_FLASH_DST_BREAKS_ALIGNMENT, ERROR_OK, ERROR_TARGET_NOT_HALTED, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, LOG_ERROR, LOG_INFO, LOG_WARNING, NULL, target::state, and TARGET_HALTED.

Referenced by efm32x_write(), efm32x_write_lock_data(), and efm32x_write_only_lockbits().

efm32x_probe()

static int efm32x_probe ( struct flash_bank *  bank )

static

Definition at line 1060 of file efm32.c.

References bank, EFM32_FLASH_BASE, efm32x_get_bank_index(), efm32x_read_info(), efm32x_read_lock_data(), ERROR_OK, efm32_info::family_data, efm32_info::flash_sz_kib, efm32x_flash_chip::info, efm32x_flash_chip::lb_page, LOCKWORDS_SZ, LOG_ERROR, LOG_INFO, efm32_family_data::name, NULL, efm32_info::page_size, efm32x_flash_chip::probed, and efm32_info::prod_rev.

Referenced by efm32x_auto_probe().

efm32x_protect()

static int efm32x_protect ( struct flash_bank *  bank, int  set, unsigned int  first, unsigned int  last  )

static

Definition at line 716 of file efm32.c.

References bank, efm32x_set_page_lock(), efm32x_write_lock_data(), ERROR_OK, ERROR_TARGET_NOT_HALTED, LOG_ERROR, target::state, and TARGET_HALTED.

efm32x_protect_check()

static int efm32x_protect_check ( struct flash_bank *  bank )

static

Definition at line 1125 of file efm32.c.

References bank, efm32x_get_page_lock(), efm32x_read_lock_data(), ERROR_OK, ERROR_TARGET_NOT_HALTED, LOG_ERROR, target::state, and TARGET_HALTED.

efm32x_read_info()

static int efm32x_read_info ( struct flash_bank *  bank )

static

Definition at line 246 of file efm32.c.

References ARRAY_SIZE, bank, cortex_m_common::core_info, CORTEX_M0P_PARTNO, CORTEX_M3_PARTNO, CORTEX_M4_PARTNO, efm32_families, EFM32_MSC_DI_PAGE_SIZE, EFM32_MSC_REG_LOCK, EFM32_MSC_REG_LOCK_SERIES1, EFM32_MSC_REGBASE, EFM32_MSC_REGBASE_SERIES1, efm32x_get_flash_size(), efm32x_get_part_family(), efm32x_get_part_num(), efm32x_get_prod_rev(), efm32x_get_ram_size(), EFM_FAMILY_ID_GIANT_GECKO, EFM_FAMILY_ID_LEOPARD_GECKO, ERROR_FAIL, ERROR_OK, efm32_info::family_data, efm32_info::flash_sz_kib, efm32x_flash_chip::info, LOG_ERROR, efm32_family_data::msc_regbase, efm32_family_data::page_size, efm32_info::page_size, efm32_info::part_family, efm32_info::part_num, cortex_m_part_info::partno, efm32_info::prod_rev, efm32_info::ram_sz_kib, efm32x_flash_chip::reg_base, efm32x_flash_chip::reg_lock, efm32_family_data::series, target_read_u8(), and target_to_cm().

Referenced by efm32x_probe(), and get_efm32x_info().

efm32x_read_lock_data()

static int efm32x_read_lock_data ( struct flash_bank *  bank )

static

Definition at line 549 of file efm32.c.

References bank, EFM32_MSC_LOCK_BITS, ERROR_OK, efm32x_flash_chip::lb_page, LOG_ERROR, NULL, and target_read_u32().

Referenced by efm32x_probe(), and efm32x_protect_check().

efm32x_read_reg_u32()

static int efm32x_read_reg_u32 ( struct flash_bank *  bank, target_addr_t  offset, uint32_t *  value  )

static

Definition at line 228 of file efm32.c.

References bank, offset, efm32x_flash_chip::reg_base, and target_read_u32().

Referenced by efm32x_erase_page(), efm32x_set_reg_bits(), efm32x_wait_status(), and efm32x_write_word().

efm32x_set_page_lock()

static int efm32x_set_page_lock ( struct flash_bank *  bank, size_t  page, int  set  )

static

Definition at line 694 of file efm32.c.

References bank, EFM32_FLASH_BASE, ERROR_FAIL, ERROR_OK, efm32x_flash_chip::lb_page, LOG_ERROR, and mask.

Referenced by efm32x_protect().

efm32x_set_reg_bits()

static int efm32x_set_reg_bits ( struct flash_bank *  bank, uint32_t  reg, uint32_t  bitmask, int  set  )

static

Definition at line 403 of file efm32.c.

References bank, efm32x_read_reg_u32(), efm32x_write_reg_u32(), and ERROR_OK.

Referenced by efm32x_erase_page(), efm32x_set_wren(), and efm32x_write_word().

efm32x_set_wren()

static int efm32x_set_wren ( struct flash_bank *  bank, int  write_enable  )

static

Definition at line 421 of file efm32.c.

References bank, EFM32_MSC_REG_WRITECTRL, EFM32_MSC_WRITECTRL_WREN_MASK, and efm32x_set_reg_bits().

Referenced by efm32x_erase(), and efm32x_priv_write().

efm32x_wait_status()

static int efm32x_wait_status ( struct flash_bank *  bank, int  timeout, uint32_t  wait_mask, int  wait_for_set  )

static

Definition at line 434 of file efm32.c.

References alive_sleep(), bank, EFM32_MSC_REG_STATUS, EFM32_MSC_STATUS_ERASEABORTED_MASK, efm32x_read_reg_u32(), ERROR_FAIL, ERROR_OK, LOG_DEBUG, LOG_ERROR, LOG_WARNING, and status.

Referenced by efm32x_erase_page(), and efm32x_write_word().

efm32x_write()

static int efm32x_write ( struct flash_bank *  bank, const uint8_t *  buffer, uint32_t  offset, uint32_t  count  )

static

Definition at line 1050 of file efm32.c.

References bank, buffer, count, EFM32_MSC_LOCK_BITS, efm32x_priv_write(), ERROR_FAIL, LOCKWORDS_SZ, LOG_ERROR, and offset.

efm32x_write_block()

static int efm32x_write_block ( struct flash_bank *  bank, const uint8_t *  buf, uint32_t  address, uint32_t  count  )

static

Definition at line 744 of file efm32.c.

References working_area::address, ARM_MODE_THREAD, ARMV7M_COMMON_MAGIC, bank, buf_get_u32(), buf_set_u32(), armv7m_algorithm::common_magic, armv7m_algorithm::core_mode, count, destroy_reg_param(), EFM32_MSC_STATUS_INVADDR_MASK, EFM32_MSC_STATUS_LOCKED_MASK, ERROR_FLASH_OPERATION_FAILED, ERROR_OK, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, init_reg_param(), LOG_ERROR, LOG_WARNING, NULL, PARAM_IN_OUT, PARAM_OUT, efm32x_flash_chip::reg_base, source, target_alloc_working_area(), target_alloc_working_area_try(), target_free_working_area(), target_run_flash_async_algorithm(), and target_write_buffer().

Referenced by efm32x_priv_write().

efm32x_write_lock_data()

static int efm32x_write_lock_data ( struct flash_bank *  bank )

static

Definition at line 631 of file efm32.c.

References bank, EFM32_MSC_LOCK_BITS, EFM32_MSC_LOCK_BITS_EXTRA, efm32x_erase_page(), efm32x_priv_write(), efm32x_write_only_lockbits(), ERROR_OK, efm32x_flash_chip::info, LOCKWORDS_SZ, LOG_ERROR, NULL, efm32_info::page_size, and target_read_buffer().

Referenced by COMMAND_HANDLER(), and efm32x_protect().

efm32x_write_only_lockbits()

static int efm32x_write_only_lockbits ( struct flash_bank *  bank )

static

Definition at line 625 of file efm32.c.

References bank, EFM32_MSC_LOCK_BITS, efm32x_priv_write(), efm32x_flash_chip::lb_page, and LOCKWORDS_SZ.

Referenced by efm32x_erase(), and efm32x_write_lock_data().

efm32x_write_reg_u32()

static int efm32x_write_reg_u32 ( struct flash_bank *  bank, target_addr_t  offset, uint32_t  value  )

static

Definition at line 237 of file efm32.c.

References bank, offset, efm32x_flash_chip::reg_base, and target_write_u32().

Referenced by efm32x_erase_page(), efm32x_msc_lock(), efm32x_set_reg_bits(), and efm32x_write_word().

efm32x_write_word()

static int efm32x_write_word ( struct flash_bank *  bank, uint32_t  addr, uint32_t  val  )

static

Definition at line 900 of file efm32.c.

References addr, bank, EFM32_FLASH_WDATAREADY_TMO, EFM32_FLASH_WRITE_TMO, EFM32_MSC_REG_ADDRB, EFM32_MSC_REG_STATUS, EFM32_MSC_REG_WDATA, EFM32_MSC_REG_WRITECMD, EFM32_MSC_STATUS_BUSY_MASK, EFM32_MSC_STATUS_INVADDR_MASK, EFM32_MSC_STATUS_LOCKED_MASK, EFM32_MSC_STATUS_WDATAREADY_MASK, EFM32_MSC_WRITECMD_LADDRIM_MASK, EFM32_MSC_WRITECMD_WRITEONCE_MASK, efm32x_read_reg_u32(), efm32x_set_reg_bits(), efm32x_wait_status(), efm32x_write_reg_u32(), ERROR_FAIL, ERROR_OK, keep_alive(), LOG_DEBUG, LOG_ERROR, and status.

Referenced by efm32x_priv_write().

FLASH_BANK_COMMAND_HANDLER()

FLASH_BANK_COMMAND_HANDLER

(

efm32x_flash_bank_command

)

Definition at line 345 of file efm32.c.

References bank, CMD_ARGC, efm32_flash, efm32x_get_bank_index(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_FAIL, ERROR_OK, flash_bank_list(), efm32x_flash_chip::lb_page, LOCKWORDS_SZ, LOG_ERROR, flash_bank::next, NULL, and efm32x_flash_chip::refcount.

get_efm32x_info()

static int get_efm32x_info ( struct flash_bank *  bank, struct command_invocation *  cmd  )

static

Definition at line 1149 of file efm32.c.

References bank, cmd, command_print_sameline(), efm32x_read_info(), ERROR_OK, efm32_info::family_data, efm32x_flash_chip::info, LOG_ERROR, efm32_family_data::name, and efm32_info::prod_rev.

Variable Documentation

efm32_families

const struct efm32_family_data efm32_families[]

static

Definition at line 88 of file efm32.c.

Referenced by efm32x_read_info().

efm32_flash

const struct flash_driver efm32_flash

Initial value:

= {
    .name = "efm32",
    .commands = efm32x_command_handlers,
    .flash_bank_command = efm32x_flash_bank_command,
    .erase = efm32x_erase,
    .protect = efm32x_protect,
    .write = efm32x_write,
    .read = default_flash_read,
    .probe = efm32x_probe,
    .auto_probe = efm32x_auto_probe,
    .erase_check = default_flash_blank_check,
    .protect_check = efm32x_protect_check,
    .info = get_efm32x_info,
    .free_driver_priv = efm32x_free_driver_priv,
}

Definition at line 88 of file efm32.c.

Referenced by FLASH_BANK_COMMAND_HANDLER().

efm32x_command_handlers

const struct command_registration efm32x_command_handlers[]

static

Initial value:

= {
    {
        .name = "efm32",
        .mode = COMMAND_ANY,
        .help = "efm32 flash command group",
        .usage = "",
        .chain = efm32x_exec_command_handlers,
    },
    COMMAND_REGISTRATION_DONE
}

Definition at line 1165 of file efm32.c.

efm32x_exec_command_handlers

const struct command_registration efm32x_exec_command_handlers[]

static

Initial value:

= {
    {
        .name = "debuglock",
        .handler = efm32x_handle_debuglock_command,
        .mode = COMMAND_EXEC,
        .usage = "bank_id",
        .help = "Lock the debug interface of the device.",
    },
    COMMAND_REGISTRATION_DONE
}

Definition at line 1165 of file efm32.c.