2010-01-28 22:32:01 +01:00
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/** @file
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Copyright (c) 2008-2009 Apple Inc. All rights reserved.<BR>
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _MMCHS_H_
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#define _MMCHS_H_
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#include <Library/BaseLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/DebugLib.h>
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#include <Library/IoLib.h>
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#include <Library/PcdLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Protocol/EmbeddedExternalDevice.h>
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#include <Protocol/BlockIo.h>
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#include <Protocol/Cpu.h>
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#include <Protocol/DevicePath.h>
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#include <Omap3530/Omap3530.h>
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#include <TPS65950.h>
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#define MAX_RETRY_COUNT 100
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2010-04-03 02:34:19 +02:00
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#define HCS BIT30 //Host capacity support/1 = Supporting high capacity
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#define CCS BIT30 //Card capacity status/1 = High capacity card
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2010-01-28 22:32:01 +01:00
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typedef struct {
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UINT32 Reserved0: 7; // 0
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UINT32 V170_V195: 1; // 1.70V - 1.95V
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UINT32 V200_V260: 7; // 2.00V - 2.60V
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UINT32 V270_V360: 9; // 2.70V - 3.60V
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UINT32 RESERVED_1: 5; // Reserved
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UINT32 AccessMode: 2; // 00b (byte mode), 10b (sector mode)
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UINT32 Busy: 1; // This bit is set to LOW if the card has not finished the power up routine
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}OCR;
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typedef struct {
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UINT32 NOT_USED; // 1 [0:0]
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UINT32 CRC; // CRC7 checksum [7:1]
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UINT32 MDT; // Manufacturing date [19:8]
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UINT32 RESERVED_1; // Reserved [23:20]
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UINT32 PSN; // Product serial number [55:24]
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UINT8 PRV; // Product revision [63:56]
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UINT8 PNM[5]; // Product name [64:103]
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UINT16 OID; // OEM/Application ID [119:104]
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UINT8 MID; // Manufacturer ID [127:120]
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}CID;
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typedef struct {
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UINT8 NOT_USED: 1; // Not used, always 1 [0:0]
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UINT8 CRC: 7; // CRC [7:1]
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UINT8 RESERVED_1: 2; // Reserved [9:8]
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UINT8 FILE_FORMAT: 2; // File format [11:10]
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UINT8 TMP_WRITE_PROTECT: 1; // Temporary write protection [12:12]
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UINT8 PERM_WRITE_PROTECT: 1; // Permanent write protection [13:13]
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UINT8 COPY: 1; // Copy flag (OTP) [14:14]
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UINT8 FILE_FORMAT_GRP: 1; // File format group [15:15]
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UINT16 RESERVED_2: 5; // Reserved [20:16]
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UINT16 WRITE_BL_PARTIAL: 1; // Partial blocks for write allowed [21:21]
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UINT16 WRITE_BL_LEN: 4; // Max. write data block length [25:22]
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UINT16 R2W_FACTOR: 3; // Write speed factor [28:26]
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UINT16 RESERVED_3: 2; // Reserved [30:29]
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UINT16 WP_GRP_ENABLE: 1; // Write protect group enable [31:31]
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UINT32 WP_GRP_SIZE: 7; // Write protect group size [38:32]
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UINT32 SECTOR_SIZE: 7; // Erase sector size [45:39]
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UINT32 ERASE_BLK_EN: 1; // Erase single block enable [46:46]
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UINT32 C_SIZE_MULT: 3; // Device size multiplier [49:47]
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UINT32 VDD_W_CURR_MAX: 3; // Max. write current @ VDD max [52:50]
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UINT32 VDD_W_CURR_MIN: 3; // Max. write current @ VDD min [55:53]
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UINT32 VDD_R_CURR_MAX: 3; // Max. read current @ VDD max [58:56]
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UINT32 VDD_R_CURR_MIN: 3; // Max. read current @ VDD min [61:59]
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UINT32 C_SIZELow2: 2; // Device size [73:62]
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UINT32 C_SIZEHigh10: 10;// Device size [73:62]
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UINT32 RESERVED_4: 2; // Reserved [75:74]
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UINT32 DSR_IMP: 1; // DSR implemented [76:76]
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UINT32 READ_BLK_MISALIGN: 1; // Read block misalignment [77:77]
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UINT32 WRITE_BLK_MISALIGN: 1; // Write block misalignment [78:78]
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UINT32 READ_BL_PARTIAL: 1; // Partial blocks for read allowed [79:79]
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UINT32 READ_BL_LEN: 4; // Max. read data block length [83:80]
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UINT32 CCC: 12;// Card command classes [95:84]
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UINT8 TRAN_SPEED ; // Max. bus clock frequency [103:96]
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UINT8 NSAC ; // Data read access-time 2 in CLK cycles (NSAC*100) [111:104]
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UINT8 TAAC ; // Data read access-time 1 [119:112]
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UINT8 RESERVED_5: 6; // Reserved [125:120]
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UINT8 CSD_STRUCTURE: 2; // CSD structure [127:126]
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}CSD;
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typedef struct {
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UINT8 NOT_USED: 1; // Not used, always 1 [0:0]
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UINT8 CRC: 7; // CRC [7:1]
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UINT8 RESERVED_1: 2; // Reserved [9:8]
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UINT8 FILE_FORMAT: 2; // File format [11:10]
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UINT8 TMP_WRITE_PROTECT: 1; // Temporary write protection [12:12]
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UINT8 PERM_WRITE_PROTECT: 1; // Permanent write protection [13:13]
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UINT8 COPY: 1; // Copy flag (OTP) [14:14]
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UINT8 FILE_FORMAT_GRP: 1; // File format group [15:15]
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UINT16 RESERVED_2: 5; // Reserved [20:16]
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UINT16 WRITE_BL_PARTIAL: 1; // Partial blocks for write allowed [21:21]
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UINT16 WRITE_BL_LEN: 4; // Max. write data block length [25:22]
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UINT16 R2W_FACTOR: 3; // Write speed factor [28:26]
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UINT16 RESERVED_3: 2; // Reserved [30:29]
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UINT16 WP_GRP_ENABLE: 1; // Write protect group enable [31:31]
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UINT16 WP_GRP_SIZE: 7; // Write protect group size [38:32]
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UINT16 SECTOR_SIZE: 7; // Erase sector size [45:39]
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UINT16 ERASE_BLK_EN: 1; // Erase single block enable [46:46]
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UINT16 RESERVED_4: 1; // Reserved [47:47]
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UINT32 C_SIZELow16: 16;// Device size [69:48]
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UINT32 C_SIZEHigh6: 6; // Device size [69:48]
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UINT32 RESERVED_5: 6; // Reserved [75:70]
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UINT32 DSR_IMP: 1; // DSR implemented [76:76]
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UINT32 READ_BLK_MISALIGN: 1; // Read block misalignment [77:77]
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UINT32 WRITE_BLK_MISALIGN: 1; // Write block misalignment [78:78]
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UINT32 READ_BL_PARTIAL: 1; // Partial blocks for read allowed [79:79]
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UINT16 READ_BL_LEN: 4; // Max. read data block length [83:80]
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UINT16 CCC: 12;// Card command classes [95:84]
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UINT8 TRAN_SPEED ; // Max. bus clock frequency [103:96]
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UINT8 NSAC ; // Data read access-time 2 in CLK cycles (NSAC*100) [111:104]
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UINT8 TAAC ; // Data read access-time 1 [119:112]
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UINT8 RESERVED_6: 6; // 0 [125:120]
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UINT8 CSD_STRUCTURE: 2; // CSD structure [127:126]
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}CSD_SDV2;
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typedef enum {
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UNKNOWN_CARD,
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MMC_CARD, //MMC card
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SD_CARD, //SD 1.1 card
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SD_CARD_2, //SD 2.0 or above standard card
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SD_CARD_2_HIGH //SD 2.0 or above high capacity card
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} CARD_TYPE;
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typedef enum {
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READ,
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WRITE
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} OPERATION_TYPE;
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typedef struct
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{
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UINT16 RCA;
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UINTN BlockSize;
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UINTN NumBlocks;
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UINTN ClockFrequencySelect;
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CARD_TYPE CardType;
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OCR OCRData;
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CID CIDData;
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CSD CSDData;
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} CARD_INFO;
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#endif
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