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[/] [openrisc/] [trunk/] [bootloaders/] [orpmon/] [include/] [sdc.h] - Rev 683
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#ifndef _SDC_H #define _SDC_H #include "board.h" #include "typedefs.h" #include "spr-defs.h" #include "support.h" //#include <stdlib.h> #define REG32(add) *((volatile unsigned long *)(add)) #define DBGA(stuff...) // printf("SDC_HAL:" stuff) /* Memory card sector size */ #define SECTOR_SIZE 512 #define SECTOR_TO_BLOCK(a) (a << 9) //SD_CONTROLLER Register #define WORD_0 0x00 #define WORD_1 0x40 #define WORD_2 0x80 #define WORD_3 0xC0 #define SD_ARG 0x00 #define SD_COMMAND 0x04 #define SD_STATUS 0x08 #define SD_RESP1 0x0c #define SD_CTRL 0x1c #define SD_BLOCK 0x20 #define SD_POWER 0x24 #define SD_SOFTWARE_RST 0x28 #define SD_TIMEOUT 0x2c #define SD_NORMAL_INT_STATUS 0x30 #define SD_ERROR_INT_STATUS 0x34 #define SD_NORMAL_INT_STATUS_ENABLE 0x38 #define SD_ERROR_INT_STATUS_ENABLE 0x3c #define SD_NOMAL_INT_SIGNAL_ENABLE 0x40 #define SD_ERROR_INT_SIGNAL_ENABLE 0x44 #define SD_CAPABILITY 0x48 #define SD_CLOCK_D 0x4c #define BD_STATUS 0x50 #define BD_ISR 0x54 #define BD_RX 0x60 #define BD_TX 0x80 #define CLK_CARD 25000000 #define CLK_CPU 25000000 #define CMD_TIMEOUT_MS ((CLK_CPU/CLK_CARD) * 512) #define MAX_POL 1000 #define SD_REG(REG) REG32(SDC_CONTROLLER_BASE+REG) //Commands #define CMD0 0x000 // software reset #define CMD2 0x200 #define CMD3 0x300 #define CMD7 0x700 #define CMD8 0x800 #define CMD9 0x900 // ask card to send card speficic data (CSD) #define CMD16 0x1000 // sets the block length used by the memory card #define CMD17 0x1100 // read single block #define ACMD41 0x2900 #define ACMD6 0x600 #define CMD55 0x3700 //CMD ARG //CMD8 #define VHS 0x100 //2.7-3.6V #define CHECK_PATTERN 0xAA //ACMD41 #define BUSY 0x80000000 #define HCS 0x40000000 #define VOLTAGE_MASK 0xFFFFFF //CMD7 #define READY_FOR_DATA 0x100 #define CARD_STATUS_STB 0x600 //Command setting #define CICE 0x10 #define CRCE 0x08 #define RSP_48 0x2 #define RSP_146 0x1 //Status Mask //Normal interupt status #define CMD_COMPLETE 0x1 #define EI 0x8000 //Error interupt status #define CMD_TIMEOUT 0x1 #define CCRC 0x1 #define CIE 0x8 #define CID_MID_MASK 0x7F8000 #define CID_OID_MASK 0x7FFF #define CID_B1 0x7F800000 #define CID_B2 0x7F8000 #define CID_B3 0x7F80 #define CID_B4 0x7F #define RCA_RCA_MASK 0xFFFF0000 #define WRITE_OP 1 #define READ_OP 0 typedef struct { unsigned long int pad:18; unsigned int cmdi:6; unsigned int cmdt:2; unsigned int dps:1; unsigned int cice:1; unsigned int crce:1; unsigned int rsvd:1; unsigned int rts:2; }sd_controller_csr ; typedef struct { char mid:8; short oid:16; unsigned char pnm[5]; char prv:8; int psn:32; char rsv:4; short mdt:12; }sd_card_cid; typedef struct { }sd_card_csd; typedef struct { int rca; int Voltage_window; char HCS_s; char Active; char phys_spec_2_0; int cid_reg; sd_card_csd * csd_reg; }sd_card ; extern volatile sd_card dev; unsigned char sd_wait_rsp(void); int setup_bd_transfer(boolean direction, int block_addr, volatile unsigned char *buff); void reset_card(void); int finnish_bd_transfer(void); int sd_setup_transfer (sd_card sd_card_0); int setBLockLength(void); int memCardInit(void); #endif // _SDC_H
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