?? at91c_mci_device.h
字號(hào):
AT91C_SDCARD_SEND_NUM_WR_BLOCKS_CMD +\
AT91C_SDCARD_SET_WR_BLK_ERASE_COUNT_CMD +\
AT91C_SDCARD_APP_OP_COND_CMD +\
AT91C_SDCARD_SET_CLR_CARD_DETECT_CMD +\
AT91C_SDCARD_SEND_SCR_CMD)
//*----------------------------------------
//* Class 9 commands: IO Mode commands
//*----------------------------------------
#define AT91C_MMC_FAST_IO_CMD (39 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_MAXLAT)
#define AT91C_MMC_GO_IRQ_STATE_CMD (40 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT)
/////////////////////////////////////////////////////////////////////////////////////////////////////
// Functions returnals
/////////////////////////////////////////////////////////////////////////////////////////////////////
#define AT91C_CMD_SEND_OK 0 // Command ok
#define AT91C_CMD_SEND_ERROR -1 // Command failed
#define AT91C_INIT_OK 2 // Init Successfull
#define AT91C_INIT_ERROR 3 // Init Failed
#define AT91C_READ_OK 4 // Read Successfull
#define AT91C_READ_ERROR 5 // Read Failed
#define AT91C_WRITE_OK 6 // Write Successfull
#define AT91C_WRITE_ERROR 7 // Write Failed
#define AT91C_ERASE_OK 8 // Erase Successfull
#define AT91C_ERASE_ERROR 9 // Erase Failed
#define AT91C_CARD_SELECTED_OK 10 // Card Selection Successfull
#define AT91C_CARD_SELECTED_ERROR 11 // Card Selection Failed
/////////////////////////////////////////////////////////////////////////////////////////////////////
// MCI_SR Errors
/////////////////////////////////////////////////////////////////////////////////////////////////////
#define AT91C_MCI_SR_ERROR (AT91C_MCI_UNRE |\
AT91C_MCI_OVRE |\
AT91C_MCI_DTOE |\
AT91C_MCI_DCRCE |\
AT91C_MCI_RTOE |\
AT91C_MCI_RENDE |\
AT91C_MCI_RCRCE |\
AT91C_MCI_RDIRE |\
AT91C_MCI_RINDE)
////////////////////////////////////////////////////////////////////////////////////////////////////
// OCR Register
////////////////////////////////////////////////////////////////////////////////////////////////////
#define AT91C_VDD_16_17 (1 << 4)
#define AT91C_VDD_17_18 (1 << 5)
#define AT91C_VDD_18_19 (1 << 6)
#define AT91C_VDD_19_20 (1 << 7)
#define AT91C_VDD_20_21 (1 << 8)
#define AT91C_VDD_21_22 (1 << 9)
#define AT91C_VDD_22_23 (1 << 10)
#define AT91C_VDD_23_24 (1 << 11)
#define AT91C_VDD_24_25 (1 << 12)
#define AT91C_VDD_25_26 (1 << 13)
#define AT91C_VDD_26_27 (1 << 14)
#define AT91C_VDD_27_28 (1 << 15)
#define AT91C_VDD_28_29 (1 << 16)
#define AT91C_VDD_29_30 (1 << 17)
#define AT91C_VDD_30_31 (1 << 18)
#define AT91C_VDD_31_32 (1 << 19)
#define AT91C_VDD_32_33 (1 << 20)
#define AT91C_VDD_33_34 (1 << 21)
#define AT91C_VDD_34_35 (1 << 22)
#define AT91C_VDD_35_36 (1 << 23)
#define AT91C_CARD_POWER_UP_BUSY (1 << 31)
#define AT91C_MMC_HOST_VOLTAGE_RANGE (AT91C_VDD_27_28 +\
AT91C_VDD_28_29 +\
AT91C_VDD_29_30 +\
AT91C_VDD_30_31 +\
AT91C_VDD_31_32 +\
AT91C_VDD_32_33)
////////////////////////////////////////////////////////////////////////////////////////////////////
// CURRENT_STATE & READY_FOR_DATA in SDCard Status Register definition (response type R1)
////////////////////////////////////////////////////////////////////////////////////////////////////
#define AT91C_SR_READY_FOR_DATA (1 << 8) // corresponds to buffer empty signalling on the bus
#define AT91C_SR_IDLE (0 << 9)
#define AT91C_SR_READY (1 << 9)
#define AT91C_SR_IDENT (2 << 9)
#define AT91C_SR_STBY (3 << 9)
#define AT91C_SR_TRAN (4 << 9)
#define AT91C_SR_DATA (5 << 9)
#define AT91C_SR_RCV (6 << 9)
#define AT91C_SR_PRG (7 << 9)
#define AT91C_SR_DIS (8 << 9)
#define AT91C_SR_CARD_SELECTED (AT91C_SR_READY_FOR_DATA + AT91C_SR_TRAN)
/////////////////////////////////////////////////////////////////////////////////////////////////////
// MMC CSD register header File
// AT91C_CSD_xxx_S for shift value
// AT91C_CSD_xxx_M for mask value
/////////////////////////////////////////////////////////////////////////////////////////////////////
// First Response INT <=> CSD[3] : bits 0 to 31
#define AT91C_CSD_BIT0_S 0 // [0:0]
#define AT91C_CSD_BIT0_M 0x01
#define AT91C_CSD_CRC_S 1 // [7:1]
#define AT91C_CSD_CRC_M 0x7F
#define AT91C_CSD_MMC_ECC_S 8 // [9:8] reserved for MMC compatibility
#define AT91C_CSD_MMC_ECC_M 0x03
#define AT91C_CSD_FILE_FMT_S 10 // [11:10]
#define AT91C_CSD_FILE_FMT_M 0x03
#define AT91C_CSD_TMP_WP_S 12 // [12:12]
#define AT91C_CSD_TMP_WP_M 0x01
#define AT91C_CSD_PERM_WP_S 13 // [13:13]
#define AT91C_CSD_PERM_WP_M 0x01
#define AT91C_CSD_COPY_S 14 // [14:14]
#define AT91C_CSD_COPY_M 0x01
#define AT91C_CSD_FILE_FMT_GRP_S 15 // [15:15]
#define AT91C_CSD_FILE_FMT_GRP_M 0x01
// reserved 16 // [20:16]
// reserved 0x1F
#define AT91C_CSD_WBLOCK_P_S 21 // [21:21]
#define AT91C_CSD_WBLOCK_P_M 0x01
#define AT91C_CSD_WBLEN_S 22 // [25:22]
#define AT91C_CSD_WBLEN_M 0x0F
#define AT91C_CSD_R2W_F_S 26 // [28:26]
#define AT91C_CSD_R2W_F_M 0x07
#define AT91C_CSD_MMC_DEF_ECC_S 29 // [30:29] reserved for MMC compatibility
#define AT91C_CSD_MMC_DEF_ECC_M 0x03
#define AT91C_CSD_WP_GRP_EN_S 31 // [31:31]
#define AT91C_CSD_WP_GRP_EN_M 0x01
// Seconde Response INT <=> CSD[2] : bits 32 to 63
#define AT91C_CSD_v21_WP_GRP_SIZE_S 0 // [38:32]
#define AT91C_CSD_v21_WP_GRP_SIZE_M 0x7F
#define AT91C_CSD_v21_SECT_SIZE_S 7 // [45:39]
#define AT91C_CSD_v21_SECT_SIZE_M 0x7F
#define AT91C_CSD_v21_ER_BLEN_EN_S 14 // [46:46]
#define AT91C_CSD_v21_ER_BLEN_EN_M 0x01
#define AT91C_CSD_v22_WP_GRP_SIZE_S 0 // [36:32]
#define AT91C_CSD_v22_WP_GRP_SIZE_M 0x1F
#define AT91C_CSD_v22_ER_GRP_SIZE_S 5 // [41:37]
#define AT91C_CSD_v22_ER_GRP_SIZE_M 0x1F
#define AT91C_CSD_v22_SECT_SIZE_S 10 // [46:42]
#define AT91C_CSD_v22_SECT_SIZE_M 0x1F
#define AT91C_CSD_C_SIZE_M_S 15 // [49:47]
#define AT91C_CSD_C_SIZE_M_M 0x07
#define AT91C_CSD_VDD_WMAX_S 18 // [52:50]
#define AT91C_CSD_VDD_WMAX_M 0x07
#define AT91C_CSD_VDD_WMIN_S 21 // [55:53]
#define AT91C_CSD_VDD_WMIN_M 0x07
#define AT91C_CSD_RCUR_MAX_S 24 // [58:56]
#define AT91C_CSD_RCUR_MAX_M 0x07
#define AT91C_CSD_RCUR_MIN_S 27 // [61:59]
#define AT91C_CSD_RCUR_MIN_M 0x07
#define AT91C_CSD_CSIZE_L_S 30 // [63:62] <=> 2 LSB of CSIZE
#define AT91C_CSD_CSIZE_L_M 0x03
// Third Response INT <=> CSD[1] : bits 64 to 95
#define AT91C_CSD_CSIZE_H_S 0 // [73:64] <=> 10 MSB of CSIZE
#define AT91C_CSD_CSIZE_H_M 0x03FF
// reserved 10 // [75:74]
// reserved 0x03
#define AT91C_CSD_DSR_I_S 12 // [76:76]
#define AT91C_CSD_DSR_I_M 0x01
#define AT91C_CSD_RD_B_MIS_S 13 // [77:77]
#define AT91C_CSD_RD_B_MIS_M 0x01
#define AT91C_CSD_WR_B_MIS_S 14 // [78:78]
#define AT91C_CSD_WR_B_MIS_M 0x01
#define AT91C_CSD_RD_B_PAR_S 15 // [79:79]
#define AT91C_CSD_RD_B_PAR_M 0x01
#define AT91C_CSD_RD_B_LEN_S 16 // [83:80]
#define AT91C_CSD_RD_B_LEN_M 0x0F
#define AT91C_CSD_CCC_S 20 // [95:84]
#define AT91C_CSD_CCC_M 0x0FFF
// Fourth Response INT <=> CSD[0] : bits 96 to 127
#define AT91C_CSD_TRANS_SPEED_S 0 // [103:96]
#define AT91C_CSD_TRANS_SPEED_M 0xFF
#define AT91C_CSD_NSAC_S 8 // [111:104]
#define AT91C_CSD_NSAC_M 0xFF
#define AT91C_CSD_TAAC_S 16 // [119:112]
#define AT91C_CSD_TAAC_M 0xFF
// reserved 24 // [121:120]
// reserved 0x03
#define AT91C_CSD_MMC_SPEC_VERS_S 26 // [125:122] reserved for MMC compatibility
#define AT91C_CSD_MMC_SPEC_VERS_M 0x0F
#define AT91C_CSD_STRUCT_S 30 // [127:126]
#define AT91C_CSD_STRUCT_M 0x03
/////////////////////////////////////////////////////////////////////////////////////////////////////
#endif?? 快捷鍵說(shuō)明
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