6/sys/boot/arm/at91/libat91/mci_device.h

   1 /*-
   2  * Copyright (c) 2006 M. Warner Losh.  All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  14  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  15  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  16  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  17  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  18  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  19  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  20  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  21  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  22  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  23  *
  24  * This software is derived from software provide by Kwikbyte who specifically
  25  * disclaimed copyright on the code.
  26  *
  27  * $FreeBSD$
  28  */
  29
  30 //*---------------------------------------------------------------------------
  31 //*         ATMEL Microcontroller Software Support  -  ROUSSET  -
  32 //*---------------------------------------------------------------------------
  33 //* The software is delivered "AS IS" without warranty or condition of any
  34 //* kind, either express, implied or statutory. This includes without
  35 //* limitation any warranty or condition with respect to merchantability or
  36 //* fitness for any particular purpose, or against the infringements of
  37 //* intellectual property rights of others.
  38 //*---------------------------------------------------------------------------
  39 //* File Name           : AT91C_MCI_Device.h
  40 //* Object              : Data Flash Atmel Description File
  41 //* Translator          :
  42 //*
  43 //* 1.0 26/11/02 FB             : Creation
  44 //*---------------------------------------------------------------------------
  45
  46 #ifndef __MCI_Device_h
  47 #define __MCI_Device_h
  48
  49
  50 typedef unsigned int AT91S_MCIDeviceStatus;
  51
  52 /////////////////////////////////////////////////////////////////////////////////////////////////////
  53
  54 #define AT91C_CARD_REMOVED                      0
  55 #define AT91C_MMC_CARD_INSERTED         1
  56 #define AT91C_SD_CARD_INSERTED          2
  57
  58 #define AT91C_NO_ARGUMENT                       0x0
  59
  60 #define AT91C_FIRST_RCA                         0xCAFE
  61 #define AT91C_MAX_MCI_CARDS                     10
  62
  63 #define AT91C_BUS_WIDTH_1BIT            0x00
  64 #define AT91C_BUS_WIDTH_4BITS           0x02
  65
  66 /* Driver State */
  67 #define AT91C_MCI_IDLE                  0x0
  68 #define AT91C_MCI_TIMEOUT_ERROR         0x1
  69 #define AT91C_MCI_RX_SINGLE_BLOCK       0x2
  70 #define AT91C_MCI_RX_MULTIPLE_BLOCK     0x3
  71 #define AT91C_MCI_RX_STREAM                     0x4
  72 #define AT91C_MCI_TX_SINGLE_BLOCK       0x5
  73 #define AT91C_MCI_TX_MULTIPLE_BLOCK     0x6
  74 #define AT91C_MCI_TX_STREAM             0x7
  75
  76 /* TimeOut */
  77 #define AT91C_TIMEOUT_CMDRDY            30
  78
  79 /////////////////////////////////////////////////////////////////////////////////////////////////////
  80 // MMC & SDCard Structures
  81 /////////////////////////////////////////////////////////////////////////////////////////////////////
  82
  83 /*-----------------------------------------------*/
  84 /* SDCard Device Descriptor Structure Definition */
  85 /*-----------------------------------------------*/
  86 typedef struct  _AT91S_MciDeviceDesc
  87 {
  88     volatile unsigned char      state;
  89         unsigned char                   SDCard_bus_width;
  90
  91 } AT91S_MciDeviceDesc, *AT91PS_MciDeviceDesc;
  92
  93 /*---------------------------------------------*/
  94 /* MMC & SDCard Structure Device Features          */
  95 /*---------------------------------------------*/
  96 typedef struct  _AT91S_MciDeviceFeatures
  97 {
  98         unsigned char   Card_Inserted;                          // (0=AT91C_CARD_REMOVED) (1=AT91C_MMC_CARD_INSERTED) (2=AT91C_SD_CARD_INSERTED)
  99         unsigned int    Relative_Card_Address;          // RCA
 100         unsigned int    READ_BL_LEN;
 101         unsigned int    WRITE_BL_LEN;
 102         unsigned int    Max_Read_DataBlock_Length;      // 2^(READ_BL_LEN) in CSD
 103         unsigned int    Max_Write_DataBlock_Length;     // 2^(WRITE_BL_LEN) in CSD
 104         unsigned char   Read_Partial;                           // READ_BL_PARTIAL
 105         unsigned char   Write_Partial;                          // WRITE_BL_PARTIAL
 106         unsigned char   Erase_Block_Enable;                     // ERASE_BLK_EN
 107         unsigned char   Read_Block_Misalignment;        // READ_BLK_MISALIGN
 108         unsigned char   Write_Block_Misalignment;       // WRITE_BLK_MISALIGN
 109         unsigned char   Sector_Size;                            // SECTOR_SIZE
 110         unsigned int    Memory_Capacity;                        // Size in bits of the device
 111
 112 }       AT91S_MciDeviceFeatures, *AT91PS_MciDeviceFeatures ;
 113
 114 /*---------------------------------------------*/
 115 /* MCI Device Structure Definition                         */
 116 /*---------------------------------------------*/
 117 typedef struct _AT91S_MciDevice
 118 {
 119         AT91PS_MciDeviceDesc                    pMCI_DeviceDesc;        // MCI device descriptor
 120         AT91PS_MciDeviceFeatures                pMCI_DeviceFeatures;// Pointer on a MCI device features array
 121 }AT91S_MciDevice, *AT91PS_MciDevice;
 122
 123 /////////////////////////////////////////////////////////////////////////////////////////////////////
 124 // MCI_CMD Register Value
 125 /////////////////////////////////////////////////////////////////////////////////////////////////////
 126 #define AT91C_POWER_ON_INIT                                             (0      | AT91C_MCI_TRCMD_NO    | AT91C_MCI_SPCMD_INIT | AT91C_MCI_OPDCMD)
 127
 128 /////////////////////////////////////////////////////////////////
 129 // Class 0 & 1 commands: Basic commands and Read Stream commands
 130 /////////////////////////////////////////////////////////////////
 131
 132 #define AT91C_GO_IDLE_STATE_CMD                                 (0      | AT91C_MCI_TRCMD_NO    | AT91C_MCI_SPCMD_NONE )
 133 #define AT91C_MMC_GO_IDLE_STATE_CMD                             (0      | AT91C_MCI_TRCMD_NO    | AT91C_MCI_SPCMD_NONE  | AT91C_MCI_OPDCMD)
 134 #define AT91C_MMC_SEND_OP_COND_CMD                              (1      | AT91C_MCI_TRCMD_NO    | AT91C_MCI_SPCMD_NONE  | AT91C_MCI_RSPTYP_48 | AT91C_MCI_OPDCMD)
 135 #define AT91C_ALL_SEND_CID_CMD                                  (2      | AT91C_MCI_TRCMD_NO    | AT91C_MCI_SPCMD_NONE  | AT91C_MCI_RSPTYP_136 )
 136 #define AT91C_MMC_ALL_SEND_CID_CMD                              (2      | AT91C_MCI_TRCMD_NO    | AT91C_MCI_SPCMD_NONE  | AT91C_MCI_RSPTYP_136 | AT91C_MCI_OPDCMD)
 137 #define AT91C_SET_RELATIVE_ADDR_CMD                             (3      | AT91C_MCI_TRCMD_NO    | AT91C_MCI_SPCMD_NONE  | AT91C_MCI_RSPTYP_48           | AT91C_MCI_MAXLAT )
 138 #define AT91C_MMC_SET_RELATIVE_ADDR_CMD                 (3      | AT91C_MCI_TRCMD_NO    | AT91C_MCI_SPCMD_NONE  | AT91C_MCI_RSPTYP_48           | AT91C_MCI_MAXLAT | AT91C_MCI_OPDCMD)
 139
 140 #define AT91C_SET_DSR_CMD                                               (4      | AT91C_MCI_TRCMD_NO    | AT91C_MCI_SPCMD_NONE  | AT91C_MCI_RSPTYP_NO           | AT91C_MCI_MAXLAT )    // no tested
 141
 142 #define AT91C_SEL_DESEL_CARD_CMD                                (7      | AT91C_MCI_TRCMD_NO    | AT91C_MCI_SPCMD_NONE  | AT91C_MCI_RSPTYP_48           | AT91C_MCI_MAXLAT )
 143 #define AT91C_SEND_CSD_CMD                                              (9      | AT91C_MCI_TRCMD_NO    | AT91C_MCI_SPCMD_NONE  | AT91C_MCI_RSPTYP_136          | AT91C_MCI_MAXLAT )
 144 #define AT91C_SEND_CID_CMD                                              (10     | AT91C_MCI_TRCMD_NO    | AT91C_MCI_SPCMD_NONE  | AT91C_MCI_RSPTYP_136          | AT91C_MCI_MAXLAT )
 145 #define AT91C_MMC_READ_DAT_UNTIL_STOP_CMD               (11     | AT91C_MCI_TRTYP_STREAM| AT91C_MCI_SPCMD_NONE  | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRDIR       | AT91C_MCI_TRCMD_START | AT91C_MCI_MAXLAT )
 146
 147 #define AT91C_STOP_TRANSMISSION_CMD                             (12     | AT91C_MCI_TRCMD_STOP  | AT91C_MCI_SPCMD_NONE  | AT91C_MCI_RSPTYP_48           | AT91C_MCI_MAXLAT )
 148 #define AT91C_STOP_TRANSMISSION_SYNC_CMD                (12     | AT91C_MCI_TRCMD_STOP  | AT91C_MCI_SPCMD_SYNC  | AT91C_MCI_RSPTYP_48           | AT91C_MCI_MAXLAT )
 149 #define AT91C_SEND_STATUS_CMD                                   (13     | AT91C_MCI_TRCMD_NO    | AT91C_MCI_SPCMD_NONE  | AT91C_MCI_RSPTYP_48           | AT91C_MCI_MAXLAT )
 150 #define AT91C_GO_INACTIVE_STATE_CMD                             (15     | AT91C_MCI_RSPTYP_NO )
 151
 152 //*------------------------------------------------
 153 //* Class 2 commands: Block oriented Read commands
 154 //*------------------------------------------------
 155
 156 #define AT91C_SET_BLOCKLEN_CMD                                  (16 | AT91C_MCI_TRCMD_NO        | AT91C_MCI_SPCMD_NONE  | AT91C_MCI_RSPTYP_48           | AT91C_MCI_MAXLAT )
 157 #define AT91C_READ_SINGLE_BLOCK_CMD                             (17 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_START | AT91C_MCI_TRTYP_BLOCK | AT91C_MCI_TRDIR       | AT91C_MCI_MAXLAT)
 158 #define AT91C_READ_MULTIPLE_BLOCK_CMD                   (18 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_START | AT91C_MCI_TRTYP_MULTIPLE      | AT91C_MCI_TRDIR       | AT91C_MCI_MAXLAT)
 159
 160 //*--------------------------------------------
 161 //* Class 3 commands: Sequential write commands
 162 //*--------------------------------------------
 163
 164 #define AT91C_MMC_WRITE_DAT_UNTIL_STOP_CMD              (20 | AT91C_MCI_TRTYP_STREAM| AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48 & ~(AT91C_MCI_TRDIR) | AT91C_MCI_TRCMD_START | AT91C_MCI_MAXLAT ) // MMC
 165
 166 //*------------------------------------------------
 167 //* Class 4 commands: Block oriented write commands
 168 //*------------------------------------------------
 169
 170 #define AT91C_WRITE_BLOCK_CMD                                   (24 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_START | (AT91C_MCI_TRTYP_BLOCK        &  ~(AT91C_MCI_TRDIR))  | AT91C_MCI_MAXLAT)
 171 #define AT91C_WRITE_MULTIPLE_BLOCK_CMD                  (25 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_START | (AT91C_MCI_TRTYP_MULTIPLE     &  ~(AT91C_MCI_TRDIR))  | AT91C_MCI_MAXLAT)
 172 #define AT91C_PROGRAM_CSD_CMD                                   (27 | AT91C_MCI_RSPTYP_48 )
 173
 174
 175 //*----------------------------------------
 176 //* Class 6 commands: Group Write protect
 177 //*----------------------------------------
 178
 179 #define AT91C_SET_WRITE_PROT_CMD                                (28     | AT91C_MCI_RSPTYP_48 )
 180 #define AT91C_CLR_WRITE_PROT_CMD                                (29     | AT91C_MCI_RSPTYP_48 )
 181 #define AT91C_SEND_WRITE_PROT_CMD                               (30     | AT91C_MCI_RSPTYP_48 )
 182
 183
 184 //*----------------------------------------
 185 //* Class 5 commands: Erase commands
 186 //*----------------------------------------
 187
 188 #define AT91C_TAG_SECTOR_START_CMD                              (32 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_NO    | AT91C_MCI_MAXLAT)
 189 #define AT91C_TAG_SECTOR_END_CMD                                (33 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_NO    | AT91C_MCI_MAXLAT)
 190 #define AT91C_MMC_UNTAG_SECTOR_CMD                              (34 | AT91C_MCI_RSPTYP_48 )
 191 #define AT91C_MMC_TAG_ERASE_GROUP_START_CMD             (35 | AT91C_MCI_RSPTYP_48 )
 192 #define AT91C_MMC_TAG_ERASE_GROUP_END_CMD               (36 | AT91C_MCI_RSPTYP_48 )
 193 #define AT91C_MMC_UNTAG_ERASE_GROUP_CMD                 (37 | AT91C_MCI_RSPTYP_48 )
 194 #define AT91C_ERASE_CMD                                                 (38 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_NO    | AT91C_MCI_MAXLAT )
 195
 196 //*----------------------------------------
 197 //* Class 7 commands: Lock commands
 198 //*----------------------------------------
 199
 200 #define AT91C_LOCK_UNLOCK                                               (42 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_NO    | AT91C_MCI_MAXLAT)     // no tested
 201
 202 //*-----------------------------------------------
 203 // Class 8 commands: Application specific commands
 204 //*-----------------------------------------------
 205
 206 #define AT91C_APP_CMD                                                   (55 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT)
 207 #define AT91C_GEN_CMD                                                   (56 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT)        // no tested
 208
 209 #define AT91C_SDCARD_SET_BUS_WIDTH_CMD                  (6      | AT91C_MCI_SPCMD_NONE  | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_NO    | AT91C_MCI_MAXLAT)
 210 #define AT91C_SDCARD_STATUS_CMD                                 (13 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_NO    | AT91C_MCI_MAXLAT)
 211 #define AT91C_SDCARD_SEND_NUM_WR_BLOCKS_CMD             (22 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_NO    | AT91C_MCI_MAXLAT)
 212 #define AT91C_SDCARD_SET_WR_BLK_ERASE_COUNT_CMD (23 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_NO    | AT91C_MCI_MAXLAT)
 213 #define AT91C_SDCARD_APP_OP_COND_CMD                    (41 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_NO )
 214 #define AT91C_SDCARD_SET_CLR_CARD_DETECT_CMD    (42 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_NO    | AT91C_MCI_MAXLAT)
 215 #define AT91C_SDCARD_SEND_SCR_CMD                               (51 | AT91C_MCI_SPCMD_NONE      | AT91C_MCI_RSPTYP_48   | AT91C_MCI_TRCMD_NO    | AT91C_MCI_MAXLAT)
 216
 217 #define AT91C_SDCARD_APP_ALL_CMD                                (AT91C_SDCARD_SET_BUS_WIDTH_CMD +\
 218                                                                                                 AT91C_SDCARD_STATUS_CMD +\
 219                                                                                                 AT91C_SDCARD_SEND_NUM_WR_BLOCKS_CMD +\
 220                                                                                                 AT91C_SDCARD_SET_WR_BLK_ERASE_COUNT_CMD +\
 221                                                                                                 AT91C_SDCARD_APP_OP_COND_CMD +\
 222                                                                                                 AT91C_SDCARD_SET_CLR_CARD_DETECT_CMD +\
 223                                                                                                 AT91C_SDCARD_SEND_SCR_CMD)
 224
 225 //*----------------------------------------
 226 //* Class 9 commands: IO Mode commands
 227 //*----------------------------------------
 228
 229 #define AT91C_MMC_FAST_IO_CMD                                   (39 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_MAXLAT)
 230 #define AT91C_MMC_GO_IRQ_STATE_CMD                              (40 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO   | AT91C_MCI_MAXLAT)
 231
 232 /////////////////////////////////////////////////////////////////////////////////////////////////////
 233 // Functions returnals
 234 /////////////////////////////////////////////////////////////////////////////////////////////////////
 235 #define AT91C_CMD_SEND_OK                                       0               // Command ok
 236 #define AT91C_CMD_SEND_ERROR                            -1              // Command failed
 237 #define AT91C_INIT_OK                                           2               // Init Successfull
 238 #define AT91C_INIT_ERROR                                        3               // Init Failed
 239 #define AT91C_READ_OK                                           4               // Read Successfull
 240 #define AT91C_READ_ERROR                                        5               // Read Failed
 241 #define AT91C_WRITE_OK                                          6               // Write Successfull
 242 #define AT91C_WRITE_ERROR                                       7               // Write Failed
 243 #define AT91C_ERASE_OK                                          8               // Erase Successfull
 244 #define AT91C_ERASE_ERROR                                       9               // Erase Failed
 245 #define AT91C_CARD_SELECTED_OK                          10              // Card Selection Successfull
 246 #define AT91C_CARD_SELECTED_ERROR                       11              // Card Selection Failed
 247
 248 /////////////////////////////////////////////////////////////////////////////////////////////////////
 249 // MCI_SR Errors
 250 /////////////////////////////////////////////////////////////////////////////////////////////////////
 251 #define         AT91C_MCI_SR_ERROR              (AT91C_MCI_UNRE |\
 252                                                                          AT91C_MCI_OVRE |\
 253                                                                          AT91C_MCI_DTOE |\
 254                                                                          AT91C_MCI_DCRCE |\
 255                                                                          AT91C_MCI_RTOE |\
 256                                                                          AT91C_MCI_RENDE |\
 257                                                                          AT91C_MCI_RCRCE |\
 258                                                                          AT91C_MCI_RDIRE |\
 259                                                                          AT91C_MCI_RINDE)
 260
 261 ////////////////////////////////////////////////////////////////////////////////////////////////////
 262 // OCR Register
 263 ////////////////////////////////////////////////////////////////////////////////////////////////////
 264 #define AT91C_VDD_16_17                                 (1 << 4)
 265 #define AT91C_VDD_17_18                                 (1 << 5)
 266 #define AT91C_VDD_18_19                                 (1 << 6)
 267 #define AT91C_VDD_19_20                                 (1 << 7)
 268 #define AT91C_VDD_20_21                                 (1 << 8)
 269 #define AT91C_VDD_21_22                                 (1 << 9)
 270 #define AT91C_VDD_22_23                                 (1 << 10)
 271 #define AT91C_VDD_23_24                                 (1 << 11)
 272 #define AT91C_VDD_24_25                                 (1 << 12)
 273 #define AT91C_VDD_25_26                                 (1 << 13)
 274 #define AT91C_VDD_26_27                                 (1 << 14)
 275 #define AT91C_VDD_27_28                                 (1 << 15)
 276 #define AT91C_VDD_28_29                                 (1 << 16)
 277 #define AT91C_VDD_29_30                                 (1 << 17)
 278 #define AT91C_VDD_30_31                                 (1 << 18)
 279 #define AT91C_VDD_31_32                                 (1 << 19)
 280 #define AT91C_VDD_32_33                                 (1 << 20)
 281 #define AT91C_VDD_33_34                                 (1 << 21)
 282 #define AT91C_VDD_34_35                                 (1 << 22)
 283 #define AT91C_VDD_35_36                                 (1 << 23)
 284 #define AT91C_CARD_POWER_UP_BUSY                (1 << 31)
 285
 286 #define AT91C_MMC_HOST_VOLTAGE_RANGE    (AT91C_VDD_27_28 +\
 287                                                                                 AT91C_VDD_28_29 +\
 288                                                                                 AT91C_VDD_29_30 +\
 289                                                                                 AT91C_VDD_30_31 +\
 290                                                                                 AT91C_VDD_31_32 +\
 291                                                                                 AT91C_VDD_32_33)
 292
 293 ////////////////////////////////////////////////////////////////////////////////////////////////////
 294 // CURRENT_STATE & READY_FOR_DATA in SDCard Status Register definition (response type R1)
 295 ////////////////////////////////////////////////////////////////////////////////////////////////////
 296 #define AT91C_SR_READY_FOR_DATA                         (1 << 8)        // corresponds to buffer empty signalling on the bus
 297 #define AT91C_SR_IDLE                                           (0 << 9)
 298 #define AT91C_SR_READY                                          (1 << 9)
 299 #define AT91C_SR_IDENT                                          (2 << 9)
 300 #define AT91C_SR_STBY                                           (3 << 9)
 301 #define AT91C_SR_TRAN                                           (4 << 9)
 302 #define AT91C_SR_DATA                                           (5 << 9)
 303 #define AT91C_SR_RCV                                            (6 << 9)
 304 #define AT91C_SR_PRG                                            (7 << 9)
 305 #define AT91C_SR_DIS                                            (8 << 9)
 306
 307 #define AT91C_SR_CARD_SELECTED                          (AT91C_SR_READY_FOR_DATA + AT91C_SR_TRAN)
 308
 309 /////////////////////////////////////////////////////////////////////////////////////////////////////
 310 // MMC CSD register header File
 311 // AT91C_CSD_xxx_S      for shift value
 312 // AT91C_CSD_xxx_M      for mask  value
 313 /////////////////////////////////////////////////////////////////////////////////////////////////////
 314
 315 // First Response INT <=> CSD[3] : bits 0 to 31
 316 #define AT91C_CSD_BIT0_S                        0               // [0:0]
 317 #define AT91C_CSD_BIT0_M                        0x01
 318 #define AT91C_CSD_CRC_S                         1               // [7:1]
 319 #define AT91C_CSD_CRC_M                         0x7F
 320 #define AT91C_CSD_MMC_ECC_S                     8               // [9:8]                reserved for MMC compatibility
 321 #define AT91C_CSD_MMC_ECC_M                     0x03
 322 #define AT91C_CSD_FILE_FMT_S            10              // [11:10]
 323 #define AT91C_CSD_FILE_FMT_M            0x03
 324 #define AT91C_CSD_TMP_WP_S                      12              // [12:12]
 325 #define AT91C_CSD_TMP_WP_M                      0x01
 326 #define AT91C_CSD_PERM_WP_S             13              // [13:13]
 327 #define AT91C_CSD_PERM_WP_M             0x01
 328 #define AT91C_CSD_COPY_S                        14              // [14:14]
 329 #define AT91C_CSD_COPY_M                        0x01
 330 #define AT91C_CSD_FILE_FMT_GRP_S        15              // [15:15]
 331 #define AT91C_CSD_FILE_FMT_GRP_M        0x01
 332 //      reserved                                                16              // [20:16]
 333 //      reserved                                                0x1F
 334 #define AT91C_CSD_WBLOCK_P_S            21              // [21:21]
 335 #define AT91C_CSD_WBLOCK_P_M            0x01
 336 #define AT91C_CSD_WBLEN_S                       22              // [25:22]
 337 #define AT91C_CSD_WBLEN_M                       0x0F
 338 #define AT91C_CSD_R2W_F_S                       26              // [28:26]
 339 #define AT91C_CSD_R2W_F_M                       0x07
 340 #define AT91C_CSD_MMC_DEF_ECC_S         29              // [30:29]              reserved for MMC compatibility
 341 #define AT91C_CSD_MMC_DEF_ECC_M         0x03
 342 #define AT91C_CSD_WP_GRP_EN_S           31              // [31:31]
 343 #define AT91C_CSD_WP_GRP_EN_M           0x01
 344
 345 // Seconde Response INT <=> CSD[2] : bits 32 to 63
 346 #define AT91C_CSD_v21_WP_GRP_SIZE_S     0               // [38:32]
 347 #define AT91C_CSD_v21_WP_GRP_SIZE_M     0x7F
 348 #define AT91C_CSD_v21_SECT_SIZE_S       7               // [45:39]
 349 #define AT91C_CSD_v21_SECT_SIZE_M       0x7F
 350 #define AT91C_CSD_v21_ER_BLEN_EN_S      14              // [46:46]
 351 #define AT91C_CSD_v21_ER_BLEN_EN_M      0x01
 352
 353 #define AT91C_CSD_v22_WP_GRP_SIZE_S     0               // [36:32]
 354 #define AT91C_CSD_v22_WP_GRP_SIZE_M     0x1F
 355 #define AT91C_CSD_v22_ER_GRP_SIZE_S     5               // [41:37]
 356 #define AT91C_CSD_v22_ER_GRP_SIZE_M     0x1F
 357 #define AT91C_CSD_v22_SECT_SIZE_S       10              // [46:42]
 358 #define AT91C_CSD_v22_SECT_SIZE_M       0x1F
 359
 360 #define AT91C_CSD_C_SIZE_M_S            15              // [49:47]
 361 #define AT91C_CSD_C_SIZE_M_M            0x07
 362 #define AT91C_CSD_VDD_WMAX_S            18              // [52:50]
 363 #define AT91C_CSD_VDD_WMAX_M            0x07
 364 #define AT91C_CSD_VDD_WMIN_S            21              // [55:53]
 365 #define AT91C_CSD_VDD_WMIN_M            0x07
 366 #define AT91C_CSD_RCUR_MAX_S            24              // [58:56]
 367 #define AT91C_CSD_RCUR_MAX_M            0x07
 368 #define AT91C_CSD_RCUR_MIN_S            27              // [61:59]
 369 #define AT91C_CSD_RCUR_MIN_M            0x07
 370 #define AT91C_CSD_CSIZE_L_S             30              // [63:62] <=> 2 LSB of CSIZE
 371 #define AT91C_CSD_CSIZE_L_M             0x03
 372
 373 // Third Response INT <=> CSD[1] : bits 64 to 95
 374 #define AT91C_CSD_CSIZE_H_S             0               // [73:64]      <=> 10 MSB of CSIZE
 375 #define AT91C_CSD_CSIZE_H_M             0x03FF
 376 // reserved                                                     10              // [75:74]
 377 // reserved                                                     0x03
 378 #define AT91C_CSD_DSR_I_S                       12              // [76:76]
 379 #define AT91C_CSD_DSR_I_M                       0x01
 380 #define AT91C_CSD_RD_B_MIS_S            13              // [77:77]
 381 #define AT91C_CSD_RD_B_MIS_M            0x01
 382 #define AT91C_CSD_WR_B_MIS_S            14              // [78:78]
 383 #define AT91C_CSD_WR_B_MIS_M            0x01
 384 #define AT91C_CSD_RD_B_PAR_S            15              // [79:79]
 385 #define AT91C_CSD_RD_B_PAR_M            0x01
 386 #define AT91C_CSD_RD_B_LEN_S            16              // [83:80]
 387 #define AT91C_CSD_RD_B_LEN_M            0x0F
 388 #define AT91C_CSD_CCC_S                         20              // [95:84]
 389 #define AT91C_CSD_CCC_M                         0x0FFF
 390
 391 // Fourth Response INT <=> CSD[0] : bits 96 to 127
 392 #define AT91C_CSD_TRANS_SPEED_S         0               // [103:96]
 393 #define AT91C_CSD_TRANS_SPEED_M         0xFF
 394 #define AT91C_CSD_NSAC_S                        8               // [111:104]
 395 #define AT91C_CSD_NSAC_M                        0xFF
 396 #define AT91C_CSD_TAAC_S                        16              // [119:112]
 397 #define AT91C_CSD_TAAC_M                        0xFF
 398 //      reserved                                                24              // [121:120]
 399 //      reserved                                                0x03
 400 #define AT91C_CSD_MMC_SPEC_VERS_S       26              // [125:122]    reserved for MMC compatibility
 401 #define AT91C_CSD_MMC_SPEC_VERS_M       0x0F
 402 #define AT91C_CSD_STRUCT_S                      30              // [127:126]
 403 #define AT91C_CSD_STRUCT_M                      0x03
 404
 405 /////////////////////////////////////////////////////////////////////////////////////////////////////
 406
 407 void                            AT91F_MCI_Device_Handler(AT91PS_MciDevice,unsigned int);
 408 AT91S_MCIDeviceStatus   AT91F_MCI_SDCard_Init (AT91PS_MciDevice);
 409 AT91S_MCIDeviceStatus   AT91F_MCI_SetBlocklength(unsigned int);
 410 AT91S_MCIDeviceStatus   AT91F_MCI_ReadBlock(AT91PS_MciDevice,int,unsigned int *,int);
 411 AT91S_MCIDeviceStatus   AT91F_MCI_WriteBlock(AT91PS_MciDevice,int,unsigned int *,int);
 412 #if 0
 413 AT91S_MCIDeviceStatus AT91F_MCI_MMC_Init (AT91PS_MciDevice pMCI_Device);
 414 AT91S_MCIDeviceStatus AT91F_MCI_MMC_SelectCard(AT91PS_MciDevice pMCI_Device, unsigned int relative_card_address);
 415 #endif
 416
 417 #endif