card_io.h File Reference

#include <gctypes.h>

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Macros
#define	MAX_MI_NUM   1
#define	MAX_DI_NUM   5
#define	PAGE_SIZE256   256
#define	PAGE_SIZE512   512
#define	MANUFACTURER_ID(drv_no)   ((u8)(g_CID[drv_no][0]))
#define	READ_BL_LEN(drv_no)   ((u8)(g_CSD[drv_no][5]&0x0f))
#define	WRITE_BL_LEN(drv_no)   ((u8)((g_CSD[drv_no][12]&0x03)<<2)|((g_CSD[drv_no][13]>>6)&0x03))
#define	C_SIZE(drv_no)   ((u16)(((g_CSD[drv_no][6]&0x03)<<10)|(g_CSD[drv_no][7]<<2)|((g_CSD[drv_no][8]>>6)&0x03)))
#define	C_SIZE_MULT(drv_no)   ((u8)((g_CSD[drv_no][9]&0x03)<<1)|((g_CSD[drv_no][10]>>7)&0x01))

Functions
void	sdgecko_initIODefault ()
s32	sdgecko_initIO (s32 drv_no)
s32	sdgecko_preIO (s32 drv_no)
s32	sdgecko_readCID (s32 drv_no)
s32	sdgecko_readCSD (s32 drv_no)
s32	sdgecko_readStatus (s32 drv_no)
s32	sdgecko_readSectors (s32 drv_no, u32 sector_no, u32 num_sectors, void *buf)
s32	sdgecko_writeSector (s32 drv_no, u32 sector_no, const void *buf, u32 len)
s32	sdgecko_writeSectors (s32 drv_no, u32 sector_no, u32 num_sectors, const void *buf)
s32	sdgecko_doUnmount (s32 drv_no)
void	sdgecko_insertedCB (s32 drv_no)
void	sdgecko_ejectedCB (s32 drv_no)

Variables
u8	g_CSD [MAX_DRIVE][16]
u8	g_CID [MAX_DRIVE][16]
u8	g_mCode [MAX_MI_NUM]
u16	g_dCode [MAX_MI_NUM][MAX_DI_NUM]

Macro Definition Documentation

C_SIZE

#define C_SIZE

(

drv_no

)

((u16)(((g_CSD[drv_no][6]&0x03)<<10)|(g_CSD[drv_no][7]<<2)|((g_CSD[drv_no][8]>>6)&0x03)))

C_SIZE_MULT

#define C_SIZE_MULT

(

drv_no

)

((u8)((g_CSD[drv_no][9]&0x03)<<1)|((g_CSD[drv_no][10]>>7)&0x01))

MANUFACTURER_ID

#define MANUFACTURER_ID

(

drv_no

)

((u8)(g_CID[drv_no][0]))

MAX_DI_NUM

#define MAX_DI_NUM   5

MAX_MI_NUM

#define MAX_MI_NUM   1

PAGE_SIZE256

#define PAGE_SIZE256   256

PAGE_SIZE512

#define PAGE_SIZE512   512

READ_BL_LEN

#define READ_BL_LEN

(

drv_no

)

((u8)(g_CSD[drv_no][5]&0x0f))

WRITE_BL_LEN

#define WRITE_BL_LEN

(

drv_no

)

((u8)((g_CSD[drv_no][12]&0x03)<<2)|((g_CSD[drv_no][13]>>6)&0x03))

Function Documentation

sdgecko_doUnmount()

s32 sdgecko_doUnmount

(

s32

drv_no

)

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sdgecko_ejectedCB()

void sdgecko_ejectedCB

(

s32

drv_no

)

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sdgecko_initIO()

s32 sdgecko_initIO

(

s32

drv_no

)

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sdgecko_initIODefault()

void sdgecko_initIODefault

(

)

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sdgecko_insertedCB()

void sdgecko_insertedCB

(

s32

drv_no

)

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sdgecko_preIO()

s32 sdgecko_preIO

(

s32

drv_no

)

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sdgecko_readCID()

s32 sdgecko_readCID

(

s32

drv_no

)

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sdgecko_readCSD()

s32 sdgecko_readCSD

(

s32

drv_no

)

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sdgecko_readSectors()

s32 sdgecko_readSectors	(	s32	drv_no,
		u32	sector_no,
		u32	num_sectors,
		void *	buf
	)

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sdgecko_readStatus()

s32 sdgecko_readStatus

(

s32

drv_no

)

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sdgecko_writeSector()

s32 sdgecko_writeSector	(	s32	drv_no,
		u32	sector_no,
		const void *	buf,
		u32	len
	)

sdgecko_writeSectors()

s32 sdgecko_writeSectors	(	s32	drv_no,
		u32	sector_no,
		u32	num_sectors,
		const void *	buf
	)

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Variable Documentation

g_CID

u8 g_CID[MAX_DRIVE][16]

g_CSD

u8 g_CSD[MAX_DRIVE][16]

g_dCode

u16 g_dCode[MAX_MI_NUM][MAX_DI_NUM]

g_mCode

u8 g_mCode[MAX_MI_NUM]