capi/sd_modules.h

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/*********************************************************************
*                   Solomon Systech Limited                         *
*********************************************************************
*       Program Name :  sd_modules.h
*       Description  :  Define routines for programming DVK192x
*                                       This files are the header for SD related functions
*
*       Author           :      Aik Hong (SSL Singapore FAE)
*********************************************************************

*********************************************************************
*                        Change Log                                 *
*********************************************************************
12 Oct 2009: Initial Revision
Modifications :
12 Oct 09       Port code from Zilog MCU to LPC2210
12 Oct 09       Stamp to version 1.0
*********************************************************************/
#ifndef SDMODULES
#define SDMODULES

#include "type.h"

typedef enum {
        SD_OK = 0,                      /* 0 */
        SD_NOT_READY,           /* 1 */
        SD_NOT_PRESENT,         /* 2 */
        SD_CLK_E,                       /* 3 */
        SD_WRITE_E,                     /* 4 */
        SD_READ_E,                      /* 5 */
        SD_READ_DMA_E,          /* 6 */
        SD_UNKNOWN_E,           /* 7 */
        SD_WRONG_CARD           /* 8 */
} SRESULT;

typedef struct 
{
        UINT16 rca;
        UINT8 isSDHC; //1 if SDHC, 0 if standard SD
        UINT32 size;  //Card size in kb

        UINT32 sector_count;
        UINT32 erase_size;
} SDCardData;

// define reset typ
#define SD_DATAline 4
#define SD_CMDline      2
#define SD_All          1


#define CMD0 0
#define CMD1 1
#define CMD2 2
#define CMD3 3
#define CMD4 4
#define CMD5 5
#define CMD6 6
#define CMD7 7
#define CMD8 8
#define CMD9 9
#define CMD10 10
#define CMD12 12
#define CMD13 13
#define CMD15 15
#define CMD16 16
#define CMD17 17
#define CMD18 18
#define CMD23 23
#define CMD24 24
#define CMD25 25
#define CMD27 27
#define CMD28 28
#define CMD29 29
#define CMD30 30
#define CMD32 32
#define CMD33 33
#define CMD38 38
#define CMD42 42
#define CMD50 50
#define CMD52 52
#define CMD53 53
#define CMD55 55
#define CMD56 56
#define CMD57 57

#define ACMD6 6
#define ACMD13 13
#define ACMD22 22
#define ACMD23 23
#define ACMD41 41
#define ACMD42 42
#define ACMD51 51

// Type of command
#define NORM_CMD                0x00
#define wResp_CMD               0x02
#define R2_Resp_CMD     0x01
#define R1bR5b_Resp_CMD 0x03

//---------------------------------------------------------------------//
//SSD192X register command register
#define abort_cmd       0xC0
#define resume_cmd      0x80
#define suspend_cmd     0x40
#define normal_cmd      0x00
#define data_present    0x20
#define cmd_index_chk   0x10
#define cmd_crc_chk     0x08
#define cmd_check       cmd_index_chk|cmd_crc_chk

//Type of response
#define no_resp   0x00
#define r1_resp   0x02
#define r1b_resp  0x03
#define r2_resp   0x01
#define r3_resp   0x02
#define r6_resp   0x02
#define r7_resp   0x02


// Transfer Mode Register values
#define TMR_DMA_EN                      1<<0
#define TMR_BLKCNT_EN           1<<1
#define TMR_AUTOCMD12_EN        1<<2
#define TMR_RD_EN                       1<<4
#define TMR_MULTI_EN            1<<5

//--------------------------------------------------------------------//

void SD_clear_int_1130(UINT8 d);
void SD_clear_int_1132(UINT8 d);
void SD_clear_int(void);
void SD_clear_int_ff(void);
UINT8 SD_wait_cmd_complete(void);
UINT8 SD_wait_cmd_complete_val(UINT8 val);
UINT8 SD_wait_cmd_resp_check(void);

UINT8 Init_SD(SDCardData *sdcd);
UINT8 SD_init(SDCardData *sdcd);
UINT8 Select_card(SDCardData *sdcd);
UINT8 Deselect_card(void);
UINT32 SD_Get_CSD(SDCardData *sdcd);

UINT8 SD_reset_quick(UINT8 reset_type);
UINT8 SD_reset(UINT8 reset_type);
void SD_Power_On(void);
void SD_Power_Off(void);
void SD_Clck_Off(void);
UINT8 SD_Clck_Ctrl(char value);
UINT8 Card_Detect(void);
UINT8 set_SD_parameters(UINT16 rca);
UINT32 get_cardstatus(UINT16 rca);

UINT8 SD_Send_CMD(UINT8 cmd, UINT32 cmd_argu, UINT8 cmd_resp_type);
void SD_Send_appCMD(UINT16 rca, UINT8 cmd, UINT32 cmd_argu, UINT8 cmd_resp_type);
void SD_send_csd(UINT16 rca);
UINT8 SD_xfer512bytes(UINT32 address);
UINT8 SD_read512bytes(UINT32 SD_data_address);

UINT8 SD_csd(UINT16 rca);
UINT8 SD_write(SDCardData *sdcd, UINT32 LBA_address,const UINT8* buf,UINT8 count) ;
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 rcount, UINT16 count);
UINT8 SD_write_multiple(SDCardData *sdcd, UINT32 LBA_address,const UINT8* buf,UINT8 count) ;

UINT8 Show_SD_Content(void);

#endif

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