rp2xxx.c File Reference

Include dependency graph for rp2xxx.c:

Go to the source code of this file.

Data Structures
struct	rp2xxx_flash_bank
struct	rp2xxx_rom_call_batch_record

Macros
#define	ACCESSCTRL_CFGRESET_OFFSET   0x40060008u
#define	ACCESSCTRL_LOCK_DEBUG_BITS   0x00000008u
#define	ACCESSCTRL_LOCK_OFFSET   0x40060000u
#define	ACCESSCTRL_WRITE_PASSWORD   0xacce0000u
#define	BOOTROM_MAGIC_ADDR   0x00000010
#define	BOOTROM_MAGIC_MASK   0xffffff
#define	BOOTROM_RP2040_MAGIC   0x01754d
#define	BOOTROM_RP2350_MAGIC   0x02754d
#define	BOOTROM_STATE_RESET_CURRENT_CORE   0x01
#define	BOOTROM_STATE_RESET_GLOBAL_STATE   0x04
#define	BOOTROM_STATE_RESET_OTHER_CORE   0x02
#define	FUNC_BOOTROM_SET_STACK   MAKE_TAG('S', 'S')
#define	FUNC_BOOTROM_STATE_RESET   MAKE_TAG('S', 'R')
#define	FUNC_CONNECT_INTERNAL_FLASH   MAKE_TAG('I', 'F')
#define	FUNC_FLASH_ENTER_CMD_XIP   MAKE_TAG('C', 'X')
#define	FUNC_FLASH_EXIT_XIP   MAKE_TAG('E', 'X')
#define	FUNC_FLASH_FLUSH_CACHE   MAKE_TAG('F', 'C')
#define	FUNC_FLASH_RANGE_ERASE   MAKE_TAG('R', 'E')
#define	FUNC_FLASH_RANGE_PROGRAM   MAKE_TAG('R', 'P')
#define	FUNC_FLASH_RESET_ADDRESS_TRANS   MAKE_TAG('R', 'A')
#define	IS_RP2040(id)   (RP2XXX_CHIP_ID_PART_MANUFACTURER(id) == RP2XXX_MK_PART(RP2040_CHIP_ID_PART))
#define	IS_RP2350(id)   (RP2XXX_CHIP_ID_PART_MANUFACTURER(id) == RP2XXX_MK_PART(RP2350_CHIP_ID_PART))
#define	LOG_ROM_SYMBOL_DEBUG   LOG_DEBUG
#define	MAKE_TAG(a, b)   (((b)<<8) | a)
#define	ROM_CALL_BATCH_ALGO_SIZE_BYTES   32
#define	RP2040_CHIP_ID_PART   0x0002
#define	RP2040_QSPI_CTRL   0x4001800c
#define	RP2040_QSPI_CTRL_OUTOVER_HIGH   (3ul << 8)
#define	RP2040_QSPI_CTRL_OUTOVER_LOW   (2ul << 8)
#define	RP2040_QSPI_CTRL_OUTOVER_MASK   (3ul << 8)
#define	RP2040_SSI_DR0   0x18000060
#define	RP2350_CHIP_ID_PART   0x0004
#define	RP2350_QMI_DIRECT_CSR   0x400d0000
#define	RP2350_QMI_DIRECT_CSR_ASSERT_CS0N   BIT(2)
#define	RP2350_QMI_DIRECT_CSR_EN   BIT(0)
#define	RP2350_QMI_DIRECT_RX   0x400d0008
#define	RP2350_QMI_DIRECT_TX   0x400d0004
#define	RP2350_QMI_DIRECT_TX_NOPUSH   BIT(20)
#define	RP2350_QMI_DIRECT_TX_OE   BIT(19)
#define	RP2XXX_CHIP_ID_MANUFACTURER   0x493
#define	RP2XXX_CHIP_ID_PART_MANUFACTURER(id)   ((id) & 0x0fffffff)
#define	RP2XXX_CHIP_ID_REVISION(id)   ((id) >> 28)
#define	RP2XXX_MAX_ALGO_STACK_USAGE   1024
#define	RP2XXX_MAX_RAM_ALGO_SIZE   1024
#define	RP2XXX_MK_PART(part)   (((part) << 12) | (RP2XXX_CHIP_ID_MANUFACTURER << 1) | 1)
#define	RP2XXX_ROM_API_FIXED_FLASH_PAGE   256
#define	RP2XXX_ROM_API_FIXED_FLASH_SECTOR   4096
#define	RP2XXX_SYSINFO_CHIP_ID   0x40000000
#define	RT_FLAG_DATA   0x40
#define	RT_FLAG_FUNC_ARM_NONSEC   0x10
#define	RT_FLAG_FUNC_ARM_SEC   0x04
#define	RT_FLAG_FUNC_RISCV   0x01

Functions
static void	cleanup_after_raw_flash_cmd (struct target *target, struct rp2xxx_flash_bank *priv)
	COMMAND_HANDLER (rp2xxx_rom_api_call_handler)
	COMMAND_HANDLER (rp2xxx_switch_target_handler)
	FLASH_BANK_COMMAND_HANDLER (rp2xxx_flash_bank_command)
static int	rp2040_lookup_rom_symbol (struct target *target, uint16_t tag, uint16_t flags, uint16_t *symbol_out)
static int	rp2040_spi_tx_rx (struct target *target, const uint8_t *tx, unsigned int tx_len, unsigned int dummy_len, uint8_t *rx, unsigned int rx_len)
static int	rp2040_ssel_active (struct target *target, bool active)
static int	rp2350_a0_lookup_symbol (struct target *target, uint16_t tag, uint16_t flags, uint16_t *symbol_out)
static int	rp2350_init_accessctrl (struct target *target)
static int	rp2350_init_arm_core0 (struct target *target, struct rp2xxx_flash_bank *priv)
static int	rp2350_lookup_rom_symbol (struct target *target, uint32_t ptr_to_entry, uint16_t tag, uint16_t flags, uint16_t *symbol_out)
static int	rp2350_spi_tx_rx (struct target *target, const uint8_t *tx, unsigned int tx_len, unsigned int dummy_len, uint8_t *rx, unsigned int rx_len)
static int	rp2xxx_call_rom_func (struct target *target, struct rp2xxx_flash_bank *priv, uint16_t func_offset, uint32_t argdata[], unsigned int n_args)
static int	rp2xxx_call_rom_func_batch (struct target *target, struct rp2xxx_flash_bank *priv, struct rp2xxx_rom_call_batch_record *calls, unsigned int n_calls)
static int	rp2xxx_flash_auto_probe (struct flash_bank *bank)
static int	rp2xxx_flash_erase (struct flash_bank *bank, unsigned int first, unsigned int last)
static int	rp2xxx_flash_probe (struct flash_bank *bank)
static int	rp2xxx_flash_write (struct flash_bank *bank, const uint8_t *buffer, uint32_t offset, uint32_t count)
static int	rp2xxx_invalidate_cache_restore_xip (struct target *target, struct rp2xxx_flash_bank *priv)
static int	rp2xxx_lookup_rom_symbol (struct target *target, uint16_t tag, uint16_t flags, uint16_t *symbol_out)
static int	rp2xxx_populate_rom_pointer_cache (struct target *target, struct rp2xxx_flash_bank *priv)
static int	rp2xxx_read_sfdp_block (struct flash_bank *bank, uint32_t addr, unsigned int words, uint32_t *buffer)
static int	rp2xxx_spi_tx_rx (struct flash_bank *bank, const uint8_t *tx, unsigned int tx_len, unsigned int dummy_len, uint8_t *rx, unsigned int rx_len)
static int	setup_for_raw_flash_cmd (struct target *target, struct rp2xxx_flash_bank *priv)

Variables
static const uint8_t	rcp_init_code []
static const int	rcp_init_code_bkpt_offset = 24
static const struct command_registration	rp2xxx_command_handler []
static const struct command_registration	rp2xxx_exec_command_handlers []
const struct flash_driver	rp2xxx_flash
static const uint8_t	rp2xxx_rom_call_batch_algo_armv6m [ROM_CALL_BATCH_ALGO_SIZE_BYTES]
static const uint8_t	rp2xxx_rom_call_batch_algo_armv8m [ROM_CALL_BATCH_ALGO_SIZE_BYTES]
static const int	rp2xxx_rom_call_batch_algo_bkpt_offset = ROM_CALL_BATCH_ALGO_SIZE_BYTES - 2
static const uint8_t	rp2xxx_rom_call_batch_algo_riscv [ROM_CALL_BATCH_ALGO_SIZE_BYTES]

Macro Definition Documentation

ACCESSCTRL_CFGRESET_OFFSET

#define ACCESSCTRL_CFGRESET_OFFSET   0x40060008u

Definition at line 46 of file rp2xxx.c.

ACCESSCTRL_LOCK_DEBUG_BITS

#define ACCESSCTRL_LOCK_DEBUG_BITS   0x00000008u

Definition at line 45 of file rp2xxx.c.

ACCESSCTRL_LOCK_OFFSET

#define ACCESSCTRL_LOCK_OFFSET   0x40060000u

Definition at line 44 of file rp2xxx.c.

ACCESSCTRL_WRITE_PASSWORD

#define ACCESSCTRL_WRITE_PASSWORD   0xacce0000u

Definition at line 47 of file rp2xxx.c.

BOOTROM_MAGIC_ADDR

#define BOOTROM_MAGIC_ADDR   0x00000010

Definition at line 20 of file rp2xxx.c.

BOOTROM_MAGIC_MASK

#define BOOTROM_MAGIC_MASK   0xffffff

Definition at line 19 of file rp2xxx.c.

BOOTROM_RP2040_MAGIC

#define BOOTROM_RP2040_MAGIC   0x01754d

Definition at line 16 of file rp2xxx.c.

BOOTROM_RP2350_MAGIC

#define BOOTROM_RP2350_MAGIC   0x02754d

Definition at line 18 of file rp2xxx.c.

BOOTROM_STATE_RESET_CURRENT_CORE

#define BOOTROM_STATE_RESET_CURRENT_CORE   0x01

Definition at line 40 of file rp2xxx.c.

BOOTROM_STATE_RESET_GLOBAL_STATE

#define BOOTROM_STATE_RESET_GLOBAL_STATE   0x04

Definition at line 42 of file rp2xxx.c.

BOOTROM_STATE_RESET_OTHER_CORE

#define BOOTROM_STATE_RESET_OTHER_CORE   0x02

Definition at line 41 of file rp2xxx.c.

FUNC_BOOTROM_SET_STACK

#define FUNC_BOOTROM_SET_STACK   MAKE_TAG('S', 'S')

Definition at line 30 of file rp2xxx.c.

FUNC_BOOTROM_STATE_RESET

#define FUNC_BOOTROM_STATE_RESET   MAKE_TAG('S', 'R')

Definition at line 29 of file rp2xxx.c.

FUNC_CONNECT_INTERNAL_FLASH

#define FUNC_CONNECT_INTERNAL_FLASH   MAKE_TAG('I', 'F')

Definition at line 24 of file rp2xxx.c.

FUNC_FLASH_ENTER_CMD_XIP

#define FUNC_FLASH_ENTER_CMD_XIP   MAKE_TAG('C', 'X')

Definition at line 28 of file rp2xxx.c.

FUNC_FLASH_EXIT_XIP

#define FUNC_FLASH_EXIT_XIP   MAKE_TAG('E', 'X')

Definition at line 23 of file rp2xxx.c.

FUNC_FLASH_FLUSH_CACHE

#define FUNC_FLASH_FLUSH_CACHE   MAKE_TAG('F', 'C')

Definition at line 27 of file rp2xxx.c.

FUNC_FLASH_RANGE_ERASE

#define FUNC_FLASH_RANGE_ERASE   MAKE_TAG('R', 'E')

Definition at line 25 of file rp2xxx.c.

FUNC_FLASH_RANGE_PROGRAM

#define FUNC_FLASH_RANGE_PROGRAM   MAKE_TAG('R', 'P')

Definition at line 26 of file rp2xxx.c.

FUNC_FLASH_RESET_ADDRESS_TRANS

#define FUNC_FLASH_RESET_ADDRESS_TRANS   MAKE_TAG('R', 'A')

Definition at line 31 of file rp2xxx.c.

IS_RP2040

#define IS_RP2040

(

id

)

(RP2XXX_CHIP_ID_PART_MANUFACTURER(id) == RP2XXX_MK_PART(RP2040_CHIP_ID_PART))

Definition at line 70 of file rp2xxx.c.

IS_RP2350

#define IS_RP2350

(

id

)

(RP2XXX_CHIP_ID_PART_MANUFACTURER(id) == RP2XXX_MK_PART(RP2350_CHIP_ID_PART))

Definition at line 72 of file rp2xxx.c.

LOG_ROM_SYMBOL_DEBUG

#define LOG_ROM_SYMBOL_DEBUG   LOG_DEBUG

Definition at line 215 of file rp2xxx.c.

MAKE_TAG

#define MAKE_TAG	(		a,
			b
	)		(((b)<<8) | a)

Definition at line 22 of file rp2xxx.c.

ROM_CALL_BATCH_ALGO_SIZE_BYTES

#define ROM_CALL_BATCH_ALGO_SIZE_BYTES   32

Definition at line 116 of file rp2xxx.c.

RP2040_CHIP_ID_PART

#define RP2040_CHIP_ID_PART   0x0002

Definition at line 69 of file rp2xxx.c.

RP2040_QSPI_CTRL

#define RP2040_QSPI_CTRL   0x4001800c

Definition at line 50 of file rp2xxx.c.

RP2040_QSPI_CTRL_OUTOVER_HIGH

#define RP2040_QSPI_CTRL_OUTOVER_HIGH   (3ul << 8)

Definition at line 54 of file rp2xxx.c.

RP2040_QSPI_CTRL_OUTOVER_LOW

#define RP2040_QSPI_CTRL_OUTOVER_LOW   (2ul << 8)

Definition at line 53 of file rp2xxx.c.

RP2040_QSPI_CTRL_OUTOVER_MASK

#define RP2040_QSPI_CTRL_OUTOVER_MASK   (3ul << 8)

Definition at line 52 of file rp2xxx.c.

RP2040_SSI_DR0

#define RP2040_SSI_DR0   0x18000060

Definition at line 49 of file rp2xxx.c.

RP2350_CHIP_ID_PART

#define RP2350_CHIP_ID_PART   0x0004

Definition at line 71 of file rp2xxx.c.

RP2350_QMI_DIRECT_CSR

#define RP2350_QMI_DIRECT_CSR   0x400d0000

Definition at line 56 of file rp2xxx.c.

RP2350_QMI_DIRECT_CSR_ASSERT_CS0N

#define RP2350_QMI_DIRECT_CSR_ASSERT_CS0N   BIT(2)

Definition at line 61 of file rp2xxx.c.

RP2350_QMI_DIRECT_CSR_EN

#define RP2350_QMI_DIRECT_CSR_EN   BIT(0)

Definition at line 60 of file rp2xxx.c.

RP2350_QMI_DIRECT_RX

#define RP2350_QMI_DIRECT_RX   0x400d0008

Definition at line 58 of file rp2xxx.c.

RP2350_QMI_DIRECT_TX

#define RP2350_QMI_DIRECT_TX   0x400d0004

Definition at line 57 of file rp2xxx.c.

RP2350_QMI_DIRECT_TX_NOPUSH

#define RP2350_QMI_DIRECT_TX_NOPUSH   BIT(20)

Definition at line 62 of file rp2xxx.c.

RP2350_QMI_DIRECT_TX_OE

#define RP2350_QMI_DIRECT_TX_OE   BIT(19)

Definition at line 63 of file rp2xxx.c.

RP2XXX_CHIP_ID_MANUFACTURER

#define RP2XXX_CHIP_ID_MANUFACTURER   0x493

Definition at line 67 of file rp2xxx.c.

RP2XXX_CHIP_ID_PART_MANUFACTURER

#define RP2XXX_CHIP_ID_PART_MANUFACTURER

(

id

)

((id) & 0x0fffffff)

Definition at line 66 of file rp2xxx.c.

RP2XXX_CHIP_ID_REVISION

#define RP2XXX_CHIP_ID_REVISION

(

id

)

((id) >> 28)

Definition at line 73 of file rp2xxx.c.

RP2XXX_MAX_ALGO_STACK_USAGE

#define RP2XXX_MAX_ALGO_STACK_USAGE   1024

Definition at line 75 of file rp2xxx.c.

RP2XXX_MAX_RAM_ALGO_SIZE

#define RP2XXX_MAX_RAM_ALGO_SIZE   1024

Definition at line 76 of file rp2xxx.c.

RP2XXX_MK_PART

#define RP2XXX_MK_PART

(

part

)

(((part) << 12) | (RP2XXX_CHIP_ID_MANUFACTURER << 1) | 1)

Definition at line 68 of file rp2xxx.c.

RP2XXX_ROM_API_FIXED_FLASH_PAGE

#define RP2XXX_ROM_API_FIXED_FLASH_PAGE   256

Definition at line 78 of file rp2xxx.c.

RP2XXX_ROM_API_FIXED_FLASH_SECTOR

#define RP2XXX_ROM_API_FIXED_FLASH_SECTOR   4096

Definition at line 79 of file rp2xxx.c.

RP2XXX_SYSINFO_CHIP_ID

#define RP2XXX_SYSINFO_CHIP_ID   0x40000000

Definition at line 65 of file rp2xxx.c.

RT_FLAG_DATA

#define RT_FLAG_DATA   0x40

Definition at line 37 of file rp2xxx.c.

RT_FLAG_FUNC_ARM_NONSEC

#define RT_FLAG_FUNC_ARM_NONSEC   0x10

Definition at line 36 of file rp2xxx.c.

RT_FLAG_FUNC_ARM_SEC

#define RT_FLAG_FUNC_ARM_SEC   0x04

Definition at line 35 of file rp2xxx.c.

RT_FLAG_FUNC_RISCV

#define RT_FLAG_FUNC_RISCV   0x01

Definition at line 34 of file rp2xxx.c.

Function Documentation

cleanup_after_raw_flash_cmd()

static void cleanup_after_raw_flash_cmd ( struct target *  target, struct rp2xxx_flash_bank *  priv  )

static

Definition at line 836 of file rp2xxx.c.

References LOG_DEBUG, priv, and target_free_working_area().

Referenced by COMMAND_HANDLER(), rp2xxx_flash_erase(), rp2xxx_flash_probe(), and rp2xxx_flash_write().

COMMAND_HANDLER() [1/2]

COMMAND_HANDLER

(

rp2xxx_rom_api_call_handler

)

Definition at line 1298 of file rp2xxx.c.

References ARRAY_SIZE, bank, cleanup_after_raw_flash_cmd(), CMD, CMD_ARGC, CMD_ARGV, COMMAND_PARSE_NUMBER, command_print(), ERROR_COMMAND_SYNTAX_ERROR, ERROR_FAIL, ERROR_OK, ERROR_TARGET_NOT_HALTED, flash_bank_list(), get_current_target(), is_arm(), LOG_INFO, MAKE_TAG, priv, rp2xxx_call_rom_func(), rp2xxx_flash, rp2xxx_flash_auto_probe(), rp2xxx_lookup_rom_symbol(), RT_FLAG_FUNC_ARM_SEC, RT_FLAG_FUNC_RISCV, setup_for_raw_flash_cmd(), target::state, TARGET_HALTED, target_name(), and target_to_arm().

COMMAND_HANDLER() [2/2]

COMMAND_HANDLER

(

rp2xxx_switch_target_handler

)

Definition at line 1366 of file rp2xxx.c.

References bank, CMD, CMD_ARGC, CMD_ARGV, command_print(), ERROR_COMMAND_ARGUMENT_INVALID, ERROR_COMMAND_SYNTAX_ERROR, ERROR_FAIL, ERROR_OK, flash_bank_list(), get_target(), priv, and rp2xxx_flash.

FLASH_BANK_COMMAND_HANDLER()

FLASH_BANK_COMMAND_HANDLER

(

rp2xxx_flash_bank_command

)

Definition at line 1285 of file rp2xxx.c.

References bank, ERROR_OK, and priv.

rp2040_lookup_rom_symbol()

static int rp2040_lookup_rom_symbol ( struct target *  target, uint16_t  tag, uint16_t  flags, uint16_t *  symbol_out  )

static

Definition at line 218 of file rp2xxx.c.

References BOOTROM_MAGIC_ADDR, ERROR_FAIL, ERROR_OK, LOG_ERROR, LOG_ROM_SYMBOL_DEBUG, RT_FLAG_DATA, RT_FLAG_FUNC_ARM_SEC, and target_read_u16().

Referenced by rp2xxx_lookup_rom_symbol().

rp2040_spi_tx_rx()

static int rp2040_spi_tx_rx ( struct target *  target, const uint8_t *  tx, unsigned int  tx_len, unsigned int  dummy_len, uint8_t *  rx, unsigned int  rx_len  )

static

Definition at line 1014 of file rp2xxx.c.

References dr, ERROR_OK, LOG_ERROR, rp2040_ssel_active(), RP2040_SSI_DR0, target_read_u32(), and target_write_u32().

Referenced by rp2xxx_spi_tx_rx().

rp2040_ssel_active()

static int rp2040_ssel_active ( struct target *  target, bool  active  )

static

Definition at line 996 of file rp2xxx.c.

References ERROR_OK, RP2040_QSPI_CTRL, RP2040_QSPI_CTRL_OUTOVER_HIGH, RP2040_QSPI_CTRL_OUTOVER_LOW, RP2040_QSPI_CTRL_OUTOVER_MASK, state, target_read_u32(), and target_write_u32().

Referenced by rp2040_spi_tx_rx().

rp2350_a0_lookup_symbol()

static int rp2350_a0_lookup_symbol ( struct target *  target, uint16_t  tag, uint16_t  flags, uint16_t *  symbol_out  )

static

Definition at line 255 of file rp2xxx.c.

References BOOTROM_MAGIC_ADDR, ERROR_FAIL, ERROR_OK, LOG_ROM_SYMBOL_DEBUG, LOG_WARNING, RT_FLAG_FUNC_ARM_SEC, RT_FLAG_FUNC_RISCV, and target_read_u16().

Referenced by rp2xxx_lookup_rom_symbol().

rp2350_init_accessctrl()

static int rp2350_init_accessctrl ( struct target *  target )

static

Definition at line 602 of file rp2xxx.c.

References ACCESSCTRL_CFGRESET_OFFSET, ACCESSCTRL_LOCK_DEBUG_BITS, ACCESSCTRL_LOCK_OFFSET, ACCESSCTRL_WRITE_PASSWORD, ERROR_FAIL, ERROR_OK, LOG_DEBUG, LOG_ERROR, target_read_u32(), and target_write_u32().

Referenced by setup_for_raw_flash_cmd().

rp2350_init_arm_core0()

static int rp2350_init_arm_core0 ( struct target *  target, struct rp2xxx_flash_bank *  priv  )

static

Definition at line 627 of file rp2xxx.c.

References ARM_MODE_THREAD, ARMV7M_COMMON_MAGIC, armv7m_algorithm::common_magic, armv7m_algorithm::core_mode, DCB_DSCSR, DSCSR_CDS, DSCSR_CDSKEY, ERROR_BUF_TOO_SMALL, ERROR_FAIL, ERROR_OK, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, LOG_DEBUG, LOG_ERROR, LOG_TARGET_DEBUG, NULL, priv, rcp_init_code, rcp_init_code_bkpt_offset, TARGET_ADDR_FMT, target_read_u32(), target_run_algorithm(), target_write_memory(), and target_write_u32().

Referenced by setup_for_raw_flash_cmd().

rp2350_lookup_rom_symbol()

static int rp2350_lookup_rom_symbol ( struct target *  target, uint32_t  ptr_to_entry, uint16_t  tag, uint16_t  flags, uint16_t *  symbol_out  )

static

Definition at line 300 of file rp2xxx.c.

References ERROR_FAIL, ERROR_OK, LOG_ROM_SYMBOL_DEBUG, RT_FLAG_FUNC_RISCV, and target_read_u16().

Referenced by rp2xxx_lookup_rom_symbol().

rp2350_spi_tx_rx()

static int rp2350_spi_tx_rx ( struct target *  target, const uint8_t *  tx, unsigned int  tx_len, unsigned int  dummy_len, uint8_t *  rx, unsigned int  rx_len  )

static

Definition at line 1065 of file rp2xxx.c.

References dr, ERROR_OK, LOG_ERROR, RP2350_QMI_DIRECT_CSR, RP2350_QMI_DIRECT_CSR_ASSERT_CS0N, RP2350_QMI_DIRECT_CSR_EN, RP2350_QMI_DIRECT_RX, RP2350_QMI_DIRECT_TX, RP2350_QMI_DIRECT_TX_NOPUSH, RP2350_QMI_DIRECT_TX_OE, target_read_u32(), and target_write_u32().

Referenced by rp2xxx_spi_tx_rx().

rp2xxx_call_rom_func()

static int rp2xxx_call_rom_func ( struct target *  target, struct rp2xxx_flash_bank *  priv, uint16_t  func_offset, uint32_t  argdata[], unsigned int  n_args  )

static

Definition at line 581 of file rp2xxx.c.

References rp2xxx_rom_call_batch_record::args, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, LOG_ERROR, rp2xxx_rom_call_batch_record::pc, priv, and rp2xxx_call_rom_func_batch().

Referenced by COMMAND_HANDLER(), rp2xxx_flash_erase(), rp2xxx_flash_write(), and setup_for_raw_flash_cmd().

rp2xxx_call_rom_func_batch()

static int rp2xxx_call_rom_func_batch ( struct target *  target, struct rp2xxx_flash_bank *  priv, struct rp2xxx_rom_call_batch_record *  calls, unsigned int  n_calls  )

static

Definition at line 471 of file rp2xxx.c.

References rp2xxx_rom_call_batch_record::args, ARM_ARCH_V8M, ARM_MODE_THREAD, ARMV7M_COMMON_MAGIC, armv7m_algorithm::common_magic, armv7m_algorithm::core_mode, ERROR_BUF_TOO_SMALL, ERROR_FAIL, ERROR_OK, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, is_arm(), LOG_DEBUG, LOG_ERROR, LOG_ROM_SYMBOL_DEBUG, LOG_TARGET_DEBUG, NULL, rp2xxx_rom_call_batch_record::pc, priv, ROM_CALL_BATCH_ALGO_SIZE_BYTES, rp2xxx_populate_rom_pointer_cache(), rp2xxx_rom_call_batch_algo_armv6m, rp2xxx_rom_call_batch_algo_armv8m, rp2xxx_rom_call_batch_algo_bkpt_offset, rp2xxx_rom_call_batch_algo_riscv, sp, target_buffer_set_u32(), target_buffer_set_u32_array(), target_run_algorithm(), target_to_arm(), and target_write_buffer().

Referenced by rp2xxx_call_rom_func(), rp2xxx_invalidate_cache_restore_xip(), and setup_for_raw_flash_cmd().

rp2xxx_flash_auto_probe()

static int rp2xxx_flash_auto_probe ( struct flash_bank *  bank )

static

Definition at line 1272 of file rp2xxx.c.

References bank, ERROR_OK, priv, and rp2xxx_flash_probe().

Referenced by COMMAND_HANDLER().

rp2xxx_flash_erase()

static int rp2xxx_flash_erase ( struct flash_bank *  bank, unsigned int  first, unsigned int  last  )

static

Definition at line 920 of file rp2xxx.c.

References ARRAY_SIZE, bank, cleanup_after_raw_flash_cmd(), ERROR_OK, ERROR_TARGET_NOT_HALTED, keep_alive(), length, LOG_CUSTOM_LEVEL, LOG_DEBUG, LOG_ERROR, LOG_LVL_DEBUG, LOG_LVL_INFO, priv, rp2xxx_call_rom_func(), rp2xxx_invalidate_cache_restore_xip(), setup_for_raw_flash_cmd(), target::state, and TARGET_HALTED.

rp2xxx_flash_probe()

static int rp2xxx_flash_probe ( struct flash_bank *  bank )

static

Definition at line 1176 of file rp2xxx.c.

References alloc_block_array(), bank, cleanup_after_raw_flash_cmd(), cmd, ERROR_FAIL, ERROR_FLASH_BANK_INVALID, ERROR_OK, ERROR_TARGET_NOT_HALTED, flash_devices, IS_RP2040, IS_RP2350, le_to_h_u24(), LOG_DEBUG, LOG_ERROR, LOG_INFO, flash_device::name, priv, RP2XXX_CHIP_ID_REVISION, rp2xxx_populate_rom_pointer_cache(), rp2xxx_read_sfdp_block(), RP2XXX_ROM_API_FIXED_FLASH_PAGE, RP2XXX_ROM_API_FIXED_FLASH_SECTOR, rp2xxx_spi_tx_rx(), RP2XXX_SYSINFO_CHIP_ID, setup_for_raw_flash_cmd(), spi_sfdp(), SPIFLASH_READ_ID, target::state, TARGET_HALTED, and target_read_u32().

Referenced by rp2xxx_flash_auto_probe().

rp2xxx_flash_write()

static int rp2xxx_flash_write ( struct flash_bank *  bank, const uint8_t *  buffer, uint32_t  offset, uint32_t  count  )

static

Definition at line 853 of file rp2xxx.c.

References working_area::address, ARRAY_SIZE, bank, buffer, cleanup_after_raw_flash_cmd(), count, ERROR_OK, ERROR_TARGET_NOT_HALTED, keep_alive(), LOG_DEBUG, LOG_ERROR, MAX, MIN, NULL, offset, priv, rp2xxx_call_rom_func(), rp2xxx_invalidate_cache_restore_xip(), RP2XXX_ROM_API_FIXED_FLASH_PAGE, setup_for_raw_flash_cmd(), target::state, TARGET_ADDR_FMT, target_alloc_working_area(), target_free_working_area(), target_get_working_area_avail(), TARGET_HALTED, and target_write_buffer().

rp2xxx_invalidate_cache_restore_xip()

static int rp2xxx_invalidate_cache_restore_xip ( struct target *  target, struct rp2xxx_flash_bank *  priv  )

static

Definition at line 800 of file rp2xxx.c.

References ERROR_OK, IS_RP2040, LOG_DEBUG, LOG_ERROR, rp2xxx_rom_call_batch_record::pc, priv, and rp2xxx_call_rom_func_batch().

Referenced by rp2xxx_flash_erase(), and rp2xxx_flash_write().

rp2xxx_lookup_rom_symbol()

static int rp2xxx_lookup_rom_symbol ( struct target *  target, uint16_t  tag, uint16_t  flags, uint16_t *  symbol_out  )

static

Definition at line 364 of file rp2xxx.c.

References BOOTROM_MAGIC_ADDR, BOOTROM_MAGIC_MASK, BOOTROM_RP2040_MAGIC, BOOTROM_RP2350_MAGIC, ERROR_FAIL, ERROR_OK, LOG_ERROR, rp2040_lookup_rom_symbol(), rp2350_a0_lookup_symbol(), rp2350_lookup_rom_symbol(), target_read_u16(), and target_read_u32().

Referenced by COMMAND_HANDLER(), and rp2xxx_populate_rom_pointer_cache().

rp2xxx_populate_rom_pointer_cache()

static int rp2xxx_populate_rom_pointer_cache ( struct target *  target, struct rp2xxx_flash_bank *  priv  )

static

Definition at line 394 of file rp2xxx.c.

References ERROR_OK, FUNC_BOOTROM_SET_STACK, FUNC_BOOTROM_STATE_RESET, FUNC_CONNECT_INTERNAL_FLASH, FUNC_FLASH_ENTER_CMD_XIP, FUNC_FLASH_EXIT_XIP, FUNC_FLASH_FLUSH_CACHE, FUNC_FLASH_RANGE_ERASE, FUNC_FLASH_RANGE_PROGRAM, FUNC_FLASH_RESET_ADDRESS_TRANS, is_arm(), IS_RP2040, LOG_ERROR, LOG_WARNING, priv, rp2xxx_lookup_rom_symbol(), RT_FLAG_FUNC_ARM_SEC, RT_FLAG_FUNC_RISCV, and target_to_arm().

Referenced by rp2xxx_call_rom_func_batch(), and rp2xxx_flash_probe().

rp2xxx_read_sfdp_block()

static int rp2xxx_read_sfdp_block ( struct flash_bank *  bank, uint32_t  addr, unsigned int  words, uint32_t *  buffer  )

static

Definition at line 1145 of file rp2xxx.c.

References addr, bank, buffer, cmd, ERROR_OK, h_u24_to_be(), le_to_h_u32(), priv, rp2xxx_spi_tx_rx(), SFDP_MAGIC, and SPIFLASH_READ_SFDP.

Referenced by rp2xxx_flash_probe().

rp2xxx_spi_tx_rx()

static int rp2xxx_spi_tx_rx ( struct flash_bank *  bank, const uint8_t *  tx, unsigned int  tx_len, unsigned int  dummy_len, uint8_t *  rx, unsigned int  rx_len  )

static

Definition at line 1129 of file rp2xxx.c.

References bank, ERROR_FAIL, IS_RP2040, IS_RP2350, priv, rp2040_spi_tx_rx(), and rp2350_spi_tx_rx().

Referenced by rp2xxx_flash_probe(), and rp2xxx_read_sfdp_block().

setup_for_raw_flash_cmd()

static int setup_for_raw_flash_cmd ( struct target *  target, struct rp2xxx_flash_bank *  priv  )

static

Definition at line 694 of file rp2xxx.c.

References working_area::address, ARRAY_SIZE, BOOTROM_STATE_RESET_CURRENT_CORE, ERROR_OK, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, is_arm(), IS_RP2350, LOG_DEBUG, LOG_ERROR, LOG_WARNING, rp2xxx_rom_call_batch_record::pc, priv, rp2350_init_accessctrl(), rp2350_init_arm_core0(), rp2xxx_call_rom_func(), rp2xxx_call_rom_func_batch(), RP2XXX_MAX_ALGO_STACK_USAGE, RP2XXX_MAX_RAM_ALGO_SIZE, target_alloc_working_area(), target_free_working_area(), target_to_arm(), and target_write_u32().

Referenced by COMMAND_HANDLER(), rp2xxx_flash_erase(), rp2xxx_flash_probe(), and rp2xxx_flash_write().

Variable Documentation

rcp_init_code

const uint8_t rcp_init_code[]

static

Initial value:

= {
    
    
    0x06, 0x48,             
    0x5f, 0xf4, 0x40, 0x41, 
    0x01, 0x60,             
    
    0x30, 0xee, 0x10, 0xf7, 
    0x04, 0xd4,             
    
    0x40, 0xec, 0x80, 0x07, 
    0x40, 0xec, 0x81, 0x07, 
    
    0x40, 0xbf,             
    
    0x00, 0xbe,             
    0x00, 0x00,             
    0x88, 0xed, 0x00, 0xe0  
}

Definition at line 93 of file rp2xxx.c.

Referenced by rp2350_init_arm_core0().

rcp_init_code_bkpt_offset

const int rcp_init_code_bkpt_offset = 24

static

Definition at line 92 of file rp2xxx.c.

Referenced by rp2350_init_arm_core0().

rp2xxx_command_handler

const struct command_registration rp2xxx_command_handler[]

static

Initial value:

= {
    {
        .name = "rp2xxx",
        .mode = COMMAND_ANY,
        .help = "rp2xxx flash controller commands",
        .usage = "",
        .chain = rp2xxx_exec_command_handlers,
    },
    COMMAND_REGISTRATION_DONE
}

Definition at line 1366 of file rp2xxx.c.

rp2xxx_exec_command_handlers

const struct command_registration rp2xxx_exec_command_handlers[]

static

Initial value:

= {
    {
        .name = "rom_api_call",
        .mode = COMMAND_EXEC,
        .help = "arbitrary ROM API call",
        .usage = "fc [p0 [p1 [p2 [p3]]]]",
        .handler = rp2xxx_rom_api_call_handler,
    },
    {
        .name = "_switch_target",
        .mode = COMMAND_EXEC,
        .help = "internal use",
        .usage = "old_target new_target",
        .handler = rp2xxx_switch_target_handler,
    },
    COMMAND_REGISTRATION_DONE
}

Definition at line 1366 of file rp2xxx.c.

rp2xxx_flash

const struct flash_driver rp2xxx_flash

Initial value:

= {
    .name = "rp2xxx",
    .commands = rp2xxx_command_handler,
    .flash_bank_command = rp2xxx_flash_bank_command,
    .erase =  rp2xxx_flash_erase,
    .write = rp2xxx_flash_write,
    .read = default_flash_read,
    .probe = rp2xxx_flash_probe,
    .auto_probe = rp2xxx_flash_auto_probe,
    .erase_check = default_flash_blank_check,
    .free_driver_priv = default_flash_free_driver_priv
}

Definition at line 1366 of file rp2xxx.c.

Referenced by COMMAND_HANDLER().

rp2xxx_rom_call_batch_algo_armv6m

const uint8_t rp2xxx_rom_call_batch_algo_armv6m[ROM_CALL_BATCH_ALGO_SIZE_BYTES]

static

Initial value:

= {
 
    0x07, 0xa7,             
 
    0x10, 0xcf,             
    0x00, 0x2c,             
    0x0a, 0xd0,             
    0x20, 0xcf,             
    0xad, 0x46,             
    0x0f, 0xcf,             
    0xa0, 0x47,             
    0xf7, 0xe7,             
    0xc0, 0x46,             
    0xc0, 0x46,             
    0xc0, 0x46,             
    0xc0, 0x46,             
    0xc0, 0x46,             
    0xc0, 0x46,             
 
    0x00, 0xbe,             
 
}

Definition at line 118 of file rp2xxx.c.

Referenced by rp2xxx_call_rom_func_batch().

rp2xxx_rom_call_batch_algo_armv8m

const uint8_t rp2xxx_rom_call_batch_algo_armv8m[ROM_CALL_BATCH_ALGO_SIZE_BYTES]

static

Initial value:

= {
 
    0x07, 0xa7,             
    0x00, 0x20,             
    0x80, 0xf3, 0x0a, 0x88, 
    0x80, 0xf3, 0x0b, 0x88, 
 
    0x10, 0xcf,             
    0x00, 0x2c,             
    0x05, 0xd0,             
    0x20, 0xcf,             
    0xad, 0x46,             
    0x0f, 0xcf,             
    0xa0, 0x47,             
    0xf7, 0xe7,             
    0xc0, 0x46,             
 
    0x00, 0xbe,             
 
}

Definition at line 142 of file rp2xxx.c.

Referenced by rp2xxx_call_rom_func_batch().

rp2xxx_rom_call_batch_algo_bkpt_offset

const int rp2xxx_rom_call_batch_algo_bkpt_offset = ROM_CALL_BATCH_ALGO_SIZE_BYTES - 2

static

Definition at line 117 of file rp2xxx.c.

Referenced by rp2xxx_call_rom_func_batch().

rp2xxx_rom_call_batch_algo_riscv

const uint8_t rp2xxx_rom_call_batch_algo_riscv[ROM_CALL_BATCH_ALGO_SIZE_BYTES]

static

Initial value:

= {
 
    0x97, 0x04, 0x00, 0x00, 
    0x93, 0x84, 0x04, 0x02, 
 
    0x98, 0x40,             
    0x11, 0xcb,             
    0x03, 0xa1, 0x44, 0x00, 
    0x88, 0x44,             
    0xcc, 0x44,             
    0x90, 0x48,             
    0xd4, 0x48,             
    0xe1, 0x04,             
    0x02, 0x97,             
    0xf5, 0xb7,             
 
    0x02, 0x90,             
 
}

Definition at line 164 of file rp2xxx.c.

Referenced by rp2xxx_call_rom_func_batch().