capi/sdcmd.c File Reference

#include "sd_modules.h"
#include "ssd192X.h"
#include "io.h"
#include "diskio.h"
#include "system.h"
#include "trace.h"

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Defines
#define	STA_NOINIT   0x01
#define	STA_NODISK   0x02
#define	STA_PROTECT   0x04
#define	CTRL_SYNC   0
#define	GET_SECTOR_COUNT   1
#define	GET_SECTOR_SIZE   2
#define	GET_BLOCK_SIZE   3
#define	CTRL_POWER   4
#define	CTRL_LOCK   5
#define	CTRL_EJECT   6
#define	MMC_GET_TYPE   10
#define	MMC_GET_CSD   11
#define	MMC_GET_CID   12
#define	MMC_GET_OCR   13
#define	MMC_GET_SDSTAT   14
#define	ATA_GET_REV   20
#define	ATA_GET_MODEL   21
#define	ATA_GET_SN   22
Functions
void	long_delay (UINT16 d)
void	SD_set_transfer_mode (UINT8 mode)
void	SD_set_block_size ()
UINT8	SD_reset_inhibit_DAT ()
UINT8	SD_read (SDCardData *sdcd, UINT32 LBA_address, UINT8 *buf, UINT8 count, UINT8 bToSSDMem)
UINT8	SD_read_multiple (SDCardData *sdcd, UINT32 LBA_address, UINT8 *buf, UINT8 rsize, UINT16 count)
UINT8	SD_write (SDCardData *sdcd, UINT32 LBA_address, const UINT8 *buf, UINT8 count)
SDCardData *	GetSDCD (void)
DSTATUS	disk_initialize (BYTE drv)
DSTATUS	disk_status (BYTE drv)
DRESULT	disk_read (BYTE drv, BYTE *buff, DWORD sector, WORD count, BYTE bToSSDMem, BYTE bBulk)
DRESULT	disk_write (BYTE drv, const BYTE *buff, DWORD sector, BYTE count)
DRESULT	disk_ioctl (BYTE drv, BYTE ctrl, void *buff)
DWORD	get_fattime (void)
Variables
const UINT8	g_delayFactor = 4
UINT16	ssdBufSize [] = {8,16,32,64,128,256,512}

---

Define Documentation

#define ATA_GET_MODEL   21

#define ATA_GET_REV   20

#define ATA_GET_SN   22

#define CTRL_EJECT   6

#define CTRL_LOCK   5

#define CTRL_POWER   4

#define CTRL_SYNC   0

#define GET_BLOCK_SIZE   3

#define GET_SECTOR_COUNT   1

#define GET_SECTOR_SIZE   2

#define MMC_GET_CID   12

#define MMC_GET_CSD   11

#define MMC_GET_OCR   13

#define MMC_GET_SDSTAT   14

#define MMC_GET_TYPE   10

#define STA_NODISK   0x02

#define STA_NOINIT   0x01

#define STA_PROTECT   0x04

---

Function Documentation

DSTATUS disk_initialize

(

BYTE

drv

)

-----------------------------------------------------------------------/ Initialize Disk Drive / -----------------------------------------------------------------------/

References GetSDCD(), Init_SD(), SD_OK, STA_NODISK, and STA_NOINIT.

Referenced by chk_mounted().

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DRESULT disk_ioctl	(	BYTE	drv,
		BYTE	ctrl,
		void *	buff
	)

Get number of sectors on the disk (DWORD)

References CTRL_SYNC, DWORD, SDCardData::erase_size, GET_BLOCK_SIZE, GET_SECTOR_COUNT, GetSDCD(), RES_ERROR, RES_NOTRDY, RES_OK, RES_PARERR, SDCardData::sector_count, and STA_NOINIT.

Referenced by chk_mounted().

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DRESULT disk_read	(	BYTE	drv,
		BYTE *	buff,
		DWORD	sector,
		WORD	count,
		BYTE	bToSSDMem,
		BYTE	bBulk
	)

References GetSDCD(), RES_ERROR, RES_NOTRDY, RES_OK, RES_PARERR, SD_read(), SD_read_multiple(), ssdBufSize, STA_NOINIT, TRACE1, TRACE3, and TRACE4.

Referenced by chk_mounted(), f_lseek(), f_read(), f_write(), LoadFileToSSDMem(), and PlayMJPEG().

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DSTATUS disk_status

(

BYTE

drv

)

-----------------------------------------------------------------------/ Get Disk Status / -----------------------------------------------------------------------/

References STA_NOINIT.

Referenced by chk_mounted().

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DRESULT disk_write	(	BYTE	drv,
		const BYTE *	buff,
		DWORD	sector,
		BYTE	count
	)

References GetSDCD(), RES_ERROR, RES_OK, SD_write(), and TRACE3.

Referenced by f_lseek(), f_read(), f_sync(), and f_write().

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DWORD get_fattime

(

void

)

Referenced by f_open(), and f_sync().

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SDCardData* GetSDCD

(

void

)

Referenced by disk_initialize(), disk_ioctl(), disk_read(), and disk_write().

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void long_delay

(

UINT16

d

)

References delay_ns().

Referenced by SD_read(), and SD_write().

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UINT8 SD_read	(	SDCardData *	sdcd,
		UINT32	LBA_address,
		UINT8 *	buf,
		UINT8	count,
		UINT8	bToSSDMem
	)

TRACE1("Reg 1124-27 @read routine = 0x%x\r\n",SSD_REGRL(0x1124));

References CMD17, cmd_check, data_present, delay_ns(), SDCardData::isSDHC, long_delay(), r1_resp, SD_clear_int_1130(), SD_NOT_READY, SD_OK, SD_reset_inhibit_DAT(), SD_Send_CMD(), SD_set_block_size(), SD_set_transfer_mode(), SD_UNKNOWN_E, SD_wait_cmd_complete(), SD_wait_cmd_complete_val(), SD_wait_cmd_resp_check(), SSD_REGRB, SSD_REGWB, SSD_REGWL, SSD_REGWW, TMR_DMA_EN, TMR_RD_EN, TRACE, TRACE1, and TRACE2.

Referenced by disk_read().

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UINT8 SD_read_multiple	(	SDCardData *	sdcd,
		UINT32	LBA_address,
		UINT8 *	buf,
		UINT8	rsize,
		UINT16	count
	)

References CMD12, CMD18, cmd_check, data_present, SDCardData::isSDHC, r1_resp, r1b_resp, SD_clear_int_1130(), SD_NOT_READY, SD_OK, SD_READ_DMA_E, SD_reset_inhibit_DAT(), SD_Send_CMD(), SD_set_block_size(), SD_set_transfer_mode(), SD_UNKNOWN_E, SD_wait_cmd_complete(), SSD_REGRB, SSD_REGRL, SSD_REGRW, SSD_REGWB, SSD_REGWL, SSD_REGWW, TMR_AUTOCMD12_EN, TMR_DMA_EN, TMR_MULTI_EN, TMR_RD_EN, TRACE, TRACE1, and TRACE3.

Referenced by disk_read().

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UINT8 SD_reset_inhibit_DAT

(

)

References SD_DATAline, SD_NOT_READY, SD_OK, SD_reset_quick(), SSD_REGRB, and TRACE.

Referenced by SD_read(), SD_read_multiple(), and SD_write().

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void SD_set_block_size

(

)

References SSD_REGWB.

Referenced by SD_read(), SD_read_multiple(), and SD_write().

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void SD_set_transfer_mode

(

UINT8

mode

)

References SSD_REGWB.

Referenced by SD_read(), SD_read_multiple(), and SD_write().

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UINT8 SD_write	(	SDCardData *	sdcd,
		UINT32	LBA_address,
		const UINT8 *	buf,
		UINT8	count
	)

References CMD24, cmd_check, data_present, delay_ns(), get_cardstatus(), SDCardData::isSDHC, long_delay(), r1_resp, SDCardData::rca, SD_clear_int_1130(), SD_NOT_READY, SD_OK, SD_reset_inhibit_DAT(), SD_Send_CMD(), SD_set_block_size(), SD_set_transfer_mode(), SD_UNKNOWN_E, SD_wait_cmd_complete(), SD_wait_cmd_complete_val(), SD_WRITE_E, SSD_REGRB, SSD_REGWB, SSD_REGWW, TRACE, TRACE1, and TRACE2.

Referenced by disk_write().

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Variable Documentation

const UINT8 g_delayFactor = 4

UINT16 ssdBufSize[] = {8,16,32,64,128,256,512}

Referenced by disk_read().