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