orion.c File Reference

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Data Structures
struct	orion_nand_controller

Macros
#define	CHECK_HALTED

Functions
	NAND_DEVICE_COMMAND_HANDLER (orion_nand_device_command)
static int	orion_nand_address (struct nand_device *nand, uint8_t address)
static int	orion_nand_command (struct nand_device *nand, uint8_t command)
static int	orion_nand_fast_block_write (struct nand_device *nand, uint8_t *data, int size)
static int	orion_nand_init (struct nand_device *nand)
static int	orion_nand_read (struct nand_device *nand, void *data)
static int	orion_nand_reset (struct nand_device *nand)
static int	orion_nand_slow_block_write (struct nand_device *nand, uint8_t *data, int size)
static int	orion_nand_write (struct nand_device *nand, uint16_t data)

Variables
struct nand_flash_controller	orion_nand_controller

Macro Definition Documentation

CHECK_HALTED

#define CHECK_HALTED

Value:

    do { \
        if (target->state != TARGET_HALTED) { \
            LOG_ERROR("NAND flash access requires halted target"); \
            return ERROR_NAND_OPERATION_FAILED; \
        } \
    } while (0)

Definition at line 28 of file orion.c.

Function Documentation

NAND_DEVICE_COMMAND_HANDLER()

NAND_DEVICE_COMMAND_HANDLER

(

orion_nand_device_command

)

Definition at line 102 of file orion.c.

References orion_nand_controller::addr, ARM_NAND_NONE, orion_nand_controller::cmd, CMD_ARGC, CMD_ARGV, COMMAND_PARSE_NUMBER, arm_nand_data::data, orion_nand_controller::data, ERROR_COMMAND_SYNTAX_ERROR, ERROR_NAND_DEVICE_INVALID, ERROR_OK, orion_nand_controller::io, LOG_ERROR, arm_nand_data::op, and arm_nand_data::target.

orion_nand_address()

static int orion_nand_address ( struct nand_device *  nand, uint8_t  address  )

static

Definition at line 46 of file orion.c.

References orion_nand_controller::addr, CHECK_HALTED, nand_device::controller_priv, ERROR_OK, nand_device::target, and target_write_u8().

orion_nand_command()

static int orion_nand_command ( struct nand_device *  nand, uint8_t  command  )

static

Definition at line 36 of file orion.c.

References CHECK_HALTED, orion_nand_controller::cmd, nand_device::controller_priv, ERROR_OK, nand_device::target, and target_write_u8().

Referenced by orion_nand_reset().

orion_nand_fast_block_write()

static int orion_nand_fast_block_write ( struct nand_device *  nand, uint8_t *  data, int  size  )

static

Definition at line 83 of file orion.c.

References arm_nandwrite(), arm_nand_data::chunk_size, nand_device::controller_priv, orion_nand_controller::data, ERROR_NAND_NO_BUFFER, orion_nand_controller::io, orion_nand_slow_block_write(), nand_device::page_size, and size.

orion_nand_init()

static int orion_nand_init ( struct nand_device *  nand )

static

Definition at line 134 of file orion.c.

orion_nand_read()

static int orion_nand_read ( struct nand_device *  nand, void *  data  )

static

Definition at line 56 of file orion.c.

References CHECK_HALTED, nand_device::controller_priv, orion_nand_controller::data, ERROR_OK, nand_device::target, and target_read_u8().

orion_nand_reset()

static int orion_nand_reset ( struct nand_device *  nand )

static

Definition at line 97 of file orion.c.

References NAND_CMD_RESET, and orion_nand_command().

orion_nand_slow_block_write()

static int orion_nand_slow_block_write ( struct nand_device *  nand, uint8_t *  data, int  size  )

static

Definition at line 76 of file orion.c.

References ERROR_OK, orion_nand_write(), and size.

Referenced by orion_nand_fast_block_write().

orion_nand_write()

static int orion_nand_write ( struct nand_device *  nand, uint16_t  data  )

static

Definition at line 66 of file orion.c.

References CHECK_HALTED, nand_device::controller_priv, orion_nand_controller::data, ERROR_OK, nand_device::target, and target_write_u8().

Referenced by orion_nand_slow_block_write().

Variable Documentation

orion_nand_controller

struct nand_flash_controller orion_nand_controller

Initial value:

= {
    .name = "orion",
    .usage = "<target_id> <NAND_address>",
    .command = orion_nand_command,
    .address = orion_nand_address,
    .read_data = orion_nand_read,
    .write_data = orion_nand_write,
    .write_block_data = orion_nand_fast_block_write,
    .reset = orion_nand_reset,
    .nand_device_command = orion_nand_device_command,
    .init = orion_nand_init,
}

Definition at line 134 of file orion.c.