#include "hpm_common.h"
#include "hpm_sdmmc_card.h"
#include "hpm_sdmmc_host.h"

Macros
#define	SDMMC_CLOCK_400KHZ (400000UL)

#define	SD_CLOCK_25MHZ (25000000UL)

#define	SD_CLOCK_50MHZ (50000000UL)

#define	SD_CLOCK_100MHZ (100000000UL)

#define	SD_CLOCK_208MHZ (208000000UL)

#define	MMC_CLOCK_26MHz (26000000UL)

#define	MMC_CLOCK_52MHz (52000000UL)

#define	MMC_CLOCK_DDR52 (52000000UL)

#define	MMC_CLOCK_HS200 (200000000UL)

#define	MMC_CLOCK_HS400 (200000000UL)

Enumerations
enum	{ sdmmc_state_idle = 0 , sdmmc_state_ready = 1 , sdmmc_state_identify = 2 , sdmmc_state_standby = 3 , sdmmc_state_transfer = 4 , sdmmc_state_send_data = 5 , sdmmc_state_receive_data = 6 , sdmmc_state_program = 7 , sdmmc_state_disconnect = 8 }

enum	sdmmc_operation_voltage_t { sdmmc_operation_voltage_1v8 = 5 , sdmmc_operation_voltage_3v0 = 6 , sdmmc_operation_voltage_3v3 = 7 }

enum	sdmmc_resp_type_t { sdmmc_resp_none = 0 , sdmmc_resp_r1 , sdmmc_resp_r1b , sdmmc_resp_r2 , sdmmc_resp_r3 , sdmmc_resp_r4 , sdmmc_resp_r5 , sdmmc_resp_r5b , sdmmc_resp_r6 , sdmmc_resp_r7 }

enum	{ status_sdmmc_card_not_support = MAKE_STATUS(status_group_sdmmc, 0) , status_sdmmc_wait_card_insert_timeout = MAKE_STATUS(status_group_sdmmc, 1) , status_sdmmc_no_sd_card_inserted = MAKE_STATUS(status_group_sdmmc, 2) , status_sdmmc_device_init_required = MAKE_STATUS(status_group_sdmmc, 3) , status_sdmmc_wait_busy_timeout = MAKE_STATUS(status_group_sdmmc, 4) }

Functions
hpm_stat_t	sdmmc_go_idle_state (sdmmc_host_t *host, uint32_t argument)
	Switch device to Idle state. More...

hpm_stat_t	sdmmc_go_inactive_state (sdmmc_host_t *host, uint16_t relative_addr)
	Switch device to Inactive state. More...

hpm_stat_t	sdmmc_select_card (sdmmc_host_t *host, uint16_t relative_addr, bool is_selected)
	Select/De-select the device. More...

hpm_stat_t	sdmmc_send_application_command (sdmmc_host_t *host, uint16_t relative_addr)
	Send Application Command. More...

hpm_stat_t	sdmmc_set_block_count (sdmmc_host_t *host, uint32_t block_count)
	Set block count. More...

hpm_stat_t	sdmmc_set_block_size (sdmmc_host_t *host, uint32_t block_size)
	Set Block size. More...

hpm_stat_t	sdmmc_enable_auto_tuning (sdmmc_host_t *host)
	Enable Auto Tuning mode. More...

uint32_t	extract_csd_field (const uint32_t *raw_csd, uint8_t end_offset, uint8_t start_offset)
	Extract Fields from raw CSD data. More...

uint32_t	sdmmc_get_sys_addr (sdmmc_host_t *host, uint32_t addr)
	Get System address. More...

Macro Definition Documentation

◆ MMC_CLOCK_26MHz

#define MMC_CLOCK_26MHz (26000000UL)

◆ MMC_CLOCK_52MHz

#define MMC_CLOCK_52MHz (52000000UL)

◆ MMC_CLOCK_DDR52

#define MMC_CLOCK_DDR52 (52000000UL)

◆ MMC_CLOCK_HS200

#define MMC_CLOCK_HS200 (200000000UL)

◆ MMC_CLOCK_HS400

#define MMC_CLOCK_HS400 (200000000UL)

◆ SD_CLOCK_100MHZ

#define SD_CLOCK_100MHZ (100000000UL)

◆ SD_CLOCK_208MHZ

#define SD_CLOCK_208MHZ (208000000UL)

◆ SD_CLOCK_25MHZ

#define SD_CLOCK_25MHZ (25000000UL)

◆ SD_CLOCK_50MHZ

#define SD_CLOCK_50MHZ (50000000UL)

◆ SDMMC_CLOCK_400KHZ

#define SDMMC_CLOCK_400KHZ (400000UL)

Enumeration Type Documentation

◆ anonymous enum

anonymous enum

Enumerator
sdmmc_state_idle
sdmmc_state_ready
sdmmc_state_identify
sdmmc_state_standby
sdmmc_state_transfer
sdmmc_state_send_data
sdmmc_state_receive_data
sdmmc_state_program
sdmmc_state_disconnect

◆ anonymous enum

anonymous enum

Enumerator
status_sdmmc_card_not_support
status_sdmmc_wait_card_insert_timeout
status_sdmmc_no_sd_card_inserted
status_sdmmc_device_init_required
status_sdmmc_wait_busy_timeout

◆ sdmmc_operation_voltage_t

enum sdmmc_operation_voltage_t

Enumerator
sdmmc_operation_voltage_1v8
sdmmc_operation_voltage_3v0
sdmmc_operation_voltage_3v3

◆ sdmmc_resp_type_t

enum sdmmc_resp_type_t

Enumerator
sdmmc_resp_none
sdmmc_resp_r1
sdmmc_resp_r1b
sdmmc_resp_r2
sdmmc_resp_r3
sdmmc_resp_r4
sdmmc_resp_r5
sdmmc_resp_r5b
sdmmc_resp_r6
sdmmc_resp_r7

Function Documentation

◆ extract_csd_field()

uint32_t extract_csd_field	(	const uint32_t *	raw_csd,
		uint8_t	end_offset,
		uint8_t	start_offset
	)

Extract Fields from raw CSD data.

Parameters

[in]	raw_csd	Raw CSD data array
[in]	end_offset	end offset of the specific field (in terms of bit)
[in]	start_offset	start offset of the specific field (in terms of bit)

Returns: Extracted CSD field

◆ sdmmc_enable_auto_tuning()

hpm_stat_t sdmmc_enable_auto_tuning ( sdmmc_host_t * host )

Enable Auto Tuning mode.

Parameters

[in/out] host SD/MMC Host Context

Returns: status_success if operation is successful

◆ sdmmc_get_sys_addr()

uint32_t sdmmc_get_sys_addr	(	sdmmc_host_t *	host,
		uint32_t	addr
	)

Get System address.

Parameters

[in]	host	SD/MMC Host Context
[in]	addr	memory address

Returns: Converted system address

◆ sdmmc_go_idle_state()

hpm_stat_t sdmmc_go_idle_state	(	sdmmc_host_t *	host,
		uint32_t	argument
	)

Switch device to Idle state.

Parameters

	[in/out]	host SD/MMC Host Context
[in]	argument	Argument for CMD0

Returns: status_success if operation is successful

◆ sdmmc_go_inactive_state()

hpm_stat_t sdmmc_go_inactive_state	(	sdmmc_host_t *	host,
		uint16_t	relative_addr
	)

Switch device to Inactive state.

Parameters

	[in/out]	host SD/MMC Host Context
[in]	relative_addr	device relative address

Returns: status_succes if operation is successful

◆ sdmmc_select_card()

hpm_stat_t sdmmc_select_card	(	sdmmc_host_t *	host,
		uint16_t	relative_addr,
		bool	is_selected
	)

Select/De-select the device.

Parameters

	[in/out]	host SD/MMC Host Context
[in]	relative_addr	device relative address
[in]	is_selected	true: select, false: de-select

Returns: status_success if operation is successful

◆ sdmmc_send_application_command()

hpm_stat_t sdmmc_send_application_command	(	sdmmc_host_t *	host,
		uint16_t	relative_addr
	)

Send Application Command.

Parameters

	[in/out]	host SD/MMC Host Context
[in]	relative_addr	device related address

Returns: status_success if operation is successful

◆ sdmmc_set_block_count()

hpm_stat_t sdmmc_set_block_count	(	sdmmc_host_t *	host,
		uint32_t	block_count
	)

Set block count.

Parameters

	[in/out]	host SD/MMC Host Context
[in]	block_count	SD/MMC Block count

Returns: status_success if operation is successful

◆ sdmmc_set_block_size()

hpm_stat_t sdmmc_set_block_size	(	sdmmc_host_t *	host,
		uint32_t	block_size
	)

Set Block size.

Parameters

	[in/out]	host SD/MMC Host Context
[in]	block_size	SD/MMC Block size

Returns: status_success if operation is successful

Macros

Enumerations

Functions

Macro Definition Documentation

◆ MMC_CLOCK_26MHz

◆ MMC_CLOCK_52MHz

◆ MMC_CLOCK_DDR52

◆ MMC_CLOCK_HS200

◆ MMC_CLOCK_HS400

◆ SD_CLOCK_100MHZ

◆ SD_CLOCK_208MHZ

◆ SD_CLOCK_25MHZ

◆ SD_CLOCK_50MHZ

◆ SDMMC_CLOCK_400KHZ

Enumeration Type Documentation

◆ anonymous enum

◆ anonymous enum

◆ sdmmc_operation_voltage_t

◆ sdmmc_resp_type_t

Function Documentation

◆ extract_csd_field()

◆ sdmmc_enable_auto_tuning()

◆ sdmmc_get_sys_addr()

◆ sdmmc_go_idle_state()

◆ sdmmc_go_inactive_state()

◆ sdmmc_select_card()

◆ sdmmc_send_application_command()

◆ sdmmc_set_block_count()

◆ sdmmc_set_block_size()