storage.c File Reference

#include <commonlib/storage.h>
#include "sd_mmc.h"
#include "storage.h"
#include <string.h>

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Data Structures
struct	capacity

Macros
#define	DECIMAL_CAPACITY_MULTIPLIER   1000ULL
#define	HEX_CAPACITY_MULTIPLIER   1024ULL

Functions
static void	display_capacity (struct storage_media *media, int partition_number)
void	storage_display_setup (struct storage_media *media)
int	storage_startup (struct storage_media *media)
int	storage_setup_media (struct storage_media *media, struct sd_mmc_ctrlr *ctrlr)
static int	storage_read (struct storage_media *media, void *dest, uint32_t start, uint32_t block_count)
int	storage_block_setup (struct storage_media *media, uint64_t start, uint64_t count, int is_read)
uint64_t	storage_block_read (struct storage_media *media, uint64_t start, uint64_t count, void *buffer)
int	storage_set_partition (struct storage_media *media, unsigned int partition_number)
const char *	storage_partition_name (struct storage_media *media, unsigned int partition_number)
unsigned int	storage_get_current_partition (struct storage_media *media)

Macro Definition Documentation

DECIMAL_CAPACITY_MULTIPLIER

#define DECIMAL_CAPACITY_MULTIPLIER   1000ULL

Definition at line 14 of file storage.c.

HEX_CAPACITY_MULTIPLIER

#define HEX_CAPACITY_MULTIPLIER   1024ULL

Definition at line 15 of file storage.c.

Function Documentation

display_capacity()

static void display_capacity ( struct storage_media *  media, int  partition_number  )

static

Definition at line 22 of file storage.c.

References ARRAY_SIZE, capacity::bytes, storage_media::capacity, CONFIG, DECIMAL_CAPACITY_MULTIPLIER, HEX_CAPACITY_MULTIPLIER, IS_SD, media, name, sdhc_debug, storage_partition_name(), and capacity::units.

Referenced by storage_display_setup().

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storage_block_read()

uint64_t storage_block_read	(	struct storage_media *	media,
		uint64_t	start,
		uint64_t	count,
		void *	buffer
	)

Definition at line 286 of file storage.c.

References sd_mmc_ctrlr::b_max, buffer, count, storage_media::ctrlr, media, MIN, storage_media::read_bl_len, sd_mmc_trace, storage_block_setup(), and storage_read().

Referenced by partial_block_read(), and storage_test().

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storage_block_setup()

int storage_block_setup	(	struct storage_media *	media,
		uint64_t	start,
		uint64_t	count,
		int	is_read
	)

Definition at line 250 of file storage.c.

References BUS_TIMING_MMC_DDR52, BUS_TIMING_MMC_HS400, BUS_TIMING_MMC_HS400ES, BUS_TIMING_UHS_DDR50, storage_media::capacity, count, storage_media::ctrlr, EXT_CSD_PART_ACCESS_MASK, media, storage_media::partition_config, storage_media::read_bl_len, sd_mmc_error, sd_mmc_set_blocklen(), sd_mmc_ctrlr::timing, and storage_media::write_bl_len.

Referenced by storage_block_erase(), storage_block_fill_write(), storage_block_read(), and storage_block_write().

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storage_display_setup()

void storage_display_setup

(

struct storage_media *

media

)

Definition at line 88 of file storage.c.

References ARRAY_SIZE, storage_media::capacity, storage_media::cid, CONFIG, display_capacity(), storage_media::erase_blocks, IS_SD, media, sd_mmc_debug, sdhc_debug, and storage_media::write_bl_len.

Referenced by boot_device_init(), storage_startup(), and storage_test().

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storage_get_current_partition()

unsigned int storage_get_current_partition

(

struct storage_media *

media

)

Definition at line 339 of file storage.c.

References EXT_CSD_PART_ACCESS_MASK, media, and storage_media::partition_config.

Referenced by storage_test().

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storage_partition_name()

const char* storage_partition_name	(	struct storage_media *	media,
		unsigned int	partition_number
	)

Definition at line 325 of file storage.c.

References CONFIG, IS_SD, media, mmc_partition_name(), name, NULL, and sd_partition_name().

Referenced by display_capacity(), and storage_test().

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storage_read()

static int storage_read ( struct storage_media *  media, void *  dest, uint32_t  start, uint32_t  block_count  )

static

Definition at line 201 of file storage.c.

References mmc_data::blocks, mmc_data::blocksize, sd_mmc_ctrlr::caps, CARD_RSP_R1, CARD_RSP_R1b, CMD_FLAG_IGNORE_INHIBIT, mmc_command::cmdarg, mmc_command::cmdidx, storage_media::ctrlr, DATA_FLAG_READ, mmc_data::dest, DRVR_CAP_AUTO_CMD12, mmc_command::flags, mmc_data::flags, storage_media::high_capacity, media, MMC_CMD_READ_MULTIPLE_BLOCK, MMC_CMD_READ_SINGLE_BLOCK, MMC_CMD_STOP_TRANSMISSION, NULL, storage_media::read_bl_len, mmc_command::resp_type, sd_mmc_error, SD_MMC_IO_RETRIES, sd_mmc_send_status(), and sd_mmc_ctrlr::send_cmd.

Referenced by storage_block_read().

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storage_set_partition()

int storage_set_partition	(	struct storage_media *	media,
		unsigned int	partition_number
	)

Definition at line 309 of file storage.c.

References CONFIG, IS_SD, media, mmc_set_partition(), sd_mmc_error, and sd_set_partition().

Referenced by storage_test().

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storage_setup_media()

int storage_setup_media	(	struct storage_media *	media,
		struct sd_mmc_ctrlr *	ctrlr
	)

Definition at line 188 of file storage.c.

References storage_media::ctrlr, media, memset(), sd_mmc_enter_standby(), and storage_startup().

Referenced by boot_device_init(), and storage_test().

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storage_startup()

int storage_startup

(

struct storage_media *

media

)

Definition at line 121 of file storage.c.

References storage_media::capacity, sd_mmc_ctrlr::caps, storage_media::caps, CARD_RSP_R1, mmc_command::cmdarg, mmc_command::cmdidx, CONFIG, storage_media::csd, storage_media::ctrlr, storage_media::erase_blocks, mmc_command::flags, storage_media::high_capacity, IS_SD, media, mmc_change_freq(), MMC_CMD_SELECT_CARD, mmc_set_bus_width(), mmc_update_capacity(), NULL, storage_media::rca, storage_media::read_bl_len, mmc_command::resp_type, sd_change_freq(), sd_mmc_extract_uint32_bits(), sd_set_bus_width(), sd_mmc_ctrlr::send_cmd, storage_display_setup(), and storage_media::write_bl_len.

Referenced by storage_setup_media().

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