hal_sdc.c File Reference

SDC Driver code. More...

#include <string.h>
#include "hal.h"

Go to the source code of this file.

Enumerations
enum	mmc_switch_t
	MMC switch mode. More...
enum	sd_switch_t
	SDC switch mode. More...
enum	sd_switch_function_t
	SDC switch function. More...

Functions
static bool	mode_detect (SDCDriver *sdcp)
	Detects card mode. More...
static bool	mmc_init (SDCDriver *sdcp)
	Init procedure for MMC. More...
static bool	sdc_init (SDCDriver *sdcp)
	Init procedure for SDC. More...
static uint32_t	mmc_cmd6_construct (mmc_switch_t access, uint32_t idx, uint32_t value, uint32_t cmd_set)
	Constructs CMD6 argument for MMC. More...
static uint32_t	sdc_cmd6_construct (sd_switch_t mode, sd_switch_function_t function, uint32_t value)
	Constructs CMD6 argument for SDC. More...
static uint16_t	sdc_cmd6_extract_info (sd_switch_function_t function, const uint8_t *buf)
	Extracts information from CMD6 answer. More...
static bool	sdc_cmd6_check_status (sd_switch_function_t function, const uint8_t *buf)
	Checks status after switching using CMD6. More...
static bool	sdc_detect_bus_clk (SDCDriver *sdcp, sdcbusclk_t *clk)
	Reads supported bus clock and switch SDC to appropriate mode. More...
static bool	mmc_detect_bus_clk (SDCDriver *sdcp, sdcbusclk_t *clk)
	Reads supported bus clock and switch MMC to appropriate mode. More...
static bool	detect_bus_clk (SDCDriver *sdcp, sdcbusclk_t *clk)
	Reads supported bus clock and switch card to appropriate mode. More...
static bool	sdc_set_bus_width (SDCDriver *sdcp)
	Sets bus width for SDC. More...
static bool	mmc_set_bus_width (SDCDriver *sdcp)
	Sets bus width for MMC. More...
bool	_sdc_wait_for_transfer_state (SDCDriver *sdcp)
	Wait for the card to complete pending operations. More...
void	sdcInit (void)
	SDC Driver initialization. More...
void	sdcObjectInit (SDCDriver *sdcp)
	Initializes the standard part of a SDCDriver structure. More...
void	sdcStart (SDCDriver *sdcp, const SDCConfig *config)
	Configures and activates the SDC peripheral. More...
void	sdcStop (SDCDriver *sdcp)
	Deactivates the SDC peripheral. More...
bool	sdcConnect (SDCDriver *sdcp)
	Performs the initialization procedure on the inserted card. More...
bool	sdcDisconnect (SDCDriver *sdcp)
	Brings the driver in a state safe for card removal. More...
bool	sdcRead (SDCDriver *sdcp, uint32_t startblk, uint8_t *buf, uint32_t n)
	Reads one or more blocks. More...
bool	sdcWrite (SDCDriver *sdcp, uint32_t startblk, const uint8_t *buf, uint32_t n)
	Writes one or more blocks. More...
sdcflags_t	sdcGetAndClearErrors (SDCDriver *sdcp)
	Returns the errors mask associated to the previous operation. More...
bool	sdcSync (SDCDriver *sdcp)
	Waits for card idle condition. More...
bool	sdcGetInfo (SDCDriver *sdcp, BlockDeviceInfo *bdip)
	Returns the media info. More...
bool	sdcErase (SDCDriver *sdcp, uint32_t startblk, uint32_t endblk)
	Erases the supplied blocks. More...

Variables
static const struct SDCDriverVMT	sdc_vmt
	Virtual methods table. More...

Detailed Description

SDC Driver code.

Definition in file hal_sdc.c.