*\r
**/\r
\r
-#include <Protocol/MmcHost.h>\r
-#include <Library/DebugLib.h>\r
#include <Library/BaseMemoryLib.h>\r
#include <Library/TimerLib.h>\r
\r
return MmcHostInstance->MmcHost->NotifyState (MmcHostInstance->MmcHost, State);\r
}\r
\r
-VOID\r
-PrintOCR (\r
- IN UINT32 Ocr\r
- )\r
-{\r
- UINTN MinV;\r
- UINTN MaxV;\r
- UINTN Volts;\r
- UINTN Loop;\r
-\r
- MinV = 36; // 3.6\r
- MaxV = 20; // 2.0\r
- Volts = 20; // 2.0\r
-\r
- // The MMC register bits [23:8] indicate the working range of the card\r
- for (Loop = 8; Loop < 24; Loop++) {\r
- if (Ocr & (1 << Loop)) {\r
- if (MinV > Volts) MinV = Volts;\r
- if (MaxV < Volts) MaxV = Volts + 1;\r
- }\r
- Volts = Volts + 1;\r
- }\r
-\r
- DEBUG ((EFI_D_ERROR, "- PrintOCR Ocr (0x%X)\n",Ocr));\r
- DEBUG ((EFI_D_ERROR, "\t- Card operating voltage: %d.%d to %d.%d\n", MinV/10, MinV % 10, MaxV/10, MaxV % 10));\r
- if (((Ocr >> 29) & 3) == 0) {\r
- DEBUG ((EFI_D_ERROR, "\t- AccessMode: Byte Mode\n"));\r
- } else {\r
- DEBUG ((EFI_D_ERROR, "\t- AccessMode: Block Mode (0x%X)\n", ((Ocr >> 29) & 3)));\r
- }\r
-\r
- if (Ocr & MMC_OCR_POWERUP) {\r
- DEBUG ((EFI_D_ERROR, "\t- PowerUp\n"));\r
- } else {\r
- DEBUG ((EFI_D_ERROR, "\t- Voltage Not Supported\n"));\r
- }\r
-}\r
-\r
-VOID PrintCID (\r
- IN UINT32* Cid\r
- )\r
-{\r
- DEBUG ((EFI_D_ERROR, "- PrintCID\n"));\r
- DEBUG ((EFI_D_ERROR, "\t- Manufacturing date: %d/%d\n", (Cid[0] >> 8) & 0xF, (Cid[0] >> 12) & 0xFF));\r
- DEBUG ((EFI_D_ERROR, "\t- Product serial number: 0x%X%X\n", Cid[1] & 0xFFFFFF, (Cid[0] >> 24) & 0xFF));\r
- DEBUG ((EFI_D_ERROR, "\t- Product revision: %d\n", Cid[1] >> 24));\r
- //DEBUG ((EFI_D_ERROR, "\t- Product name: %s\n", (char*)(Cid + 2)));\r
- DEBUG ((EFI_D_ERROR, "\t- OEM ID: %c%c\n", (Cid[3] >> 8) & 0xFF, (Cid[3] >> 16) & 0xFF));\r
-}\r
-\r
-#if !defined(MDEPKG_NDEBUG)\r
-CONST CHAR8* mStrUnit[] = { "100kbit/s", "1Mbit/s", "10Mbit/s", "100MBit/s",\r
- "Unknown", "Unknown", "Unknown", "Unknown" };\r
-CONST CHAR8* mStrValue[] = { "1.0", "1.2", "1.3", "1.5", "2.0", "2.5", "3.0", "3.5", "4.0", "4.5", "5.0",\r
- "Unknown", "Unknown", "Unknown", "Unknown" };\r
-#endif\r
-\r
-VOID\r
-PrintCSD (\r
- IN UINT32* Csd\r
- )\r
-{\r
- UINTN Value;\r
-\r
- if (((Csd[2] >> 30) & 0x3) == 0) {\r
- DEBUG ((EFI_D_ERROR, "- PrintCSD Version 1.01-1.10/Version 2.00/Standard Capacity\n"));\r
- } else if (((Csd[2] >> 30) & 0x3) == 1) {\r
- DEBUG ((EFI_D_ERROR, "- PrintCSD Version 2.00/High Capacity\n"));\r
- } else {\r
- DEBUG ((EFI_D_ERROR, "- PrintCSD Version Higher than v3.3\n"));\r
- }\r
-\r
- DEBUG ((EFI_D_ERROR, "\t- Supported card command class: 0x%X\n", MMC_CSD_GET_CCC(Csd)));\r
- DEBUG ((EFI_D_ERROR, "\t- Speed: %a %a\n",mStrValue[(MMC_CSD_GET_TRANSPEED(Csd) >> 3) & 0xF],mStrUnit[MMC_CSD_GET_TRANSPEED(Csd) & 7]));\r
- DEBUG ((EFI_D_ERROR, "\t- Maximum Read Data Block: %d\n",2 << (MMC_CSD_GET_READBLLEN(Csd)-1)));\r
- DEBUG ((EFI_D_ERROR, "\t- Maximum Write Data Block: %d\n",2 << (MMC_CSD_GET_WRITEBLLEN(Csd)-1)));\r
-\r
- if (!MMC_CSD_GET_FILEFORMATGRP (Csd)) {\r
- Value = MMC_CSD_GET_FILEFORMAT (Csd);\r
- if (Value == 0) DEBUG ((EFI_D_ERROR, "\t- Format (0): Hard disk-like file system with partition table\n"));\r
- else if (Value == 1) DEBUG ((EFI_D_ERROR, "\t- Format (1): DOS FAT (floppy-like) with boot sector only (no partition table)\n"));\r
- else if (Value == 2) DEBUG ((EFI_D_ERROR, "\t- Format (2): Universal File Format\n"));\r
- else DEBUG ((EFI_D_ERROR, "\t- Format (3): Others/Unknown\n"));\r
- } else {\r
- DEBUG ((EFI_D_ERROR, "\t- Format: Reserved\n"));\r
- }\r
-}\r
-\r
-VOID\r
-PrintRCA (\r
- IN UINT32 Rca\r
- )\r
-{\r
- DEBUG ((EFI_D_ERROR, "- PrintRCA: 0x%X\n", Rca));\r
- DEBUG ((EFI_D_ERROR, "\t- Status: 0x%X\n", Rca & 0xFFFF));\r
- DEBUG ((EFI_D_ERROR, "\t- RCA: 0x%X\n", (Rca >> 16) & 0xFFFF));\r
-}\r
-\r
-VOID\r
-PrintResponseR1 (\r
- IN UINT32 Response\r
- )\r
-{\r
- DEBUG ((EFI_D_INFO, "Response: 0x%X\n", Response));\r
- if (Response & MMC_R0_READY_FOR_DATA) {\r
- DEBUG ((EFI_D_INFO, "\t- READY_FOR_DATA\n"));\r
- }\r
-\r
- if (((Response >> 9) & 0xF) == 0) DEBUG ((EFI_D_INFO, "\t- State: Idle\n"));\r
- else if (((Response >> 9) & 0xF) == 1) DEBUG ((EFI_D_INFO, "\t- State: Ready\n"));\r
- else if (((Response >> 9) & 0xF) == 2) DEBUG ((EFI_D_INFO, "\t- State: Ident\n"));\r
- else if (((Response >> 9) & 0xF) == 3) DEBUG ((EFI_D_INFO, "\t- State: StandBy\n"));\r
- else if (((Response >> 9) & 0xF) == 4) DEBUG ((EFI_D_INFO, "\t- State: Tran\n"));\r
- else if (((Response >> 9) & 0xF) == 5) DEBUG ((EFI_D_INFO, "\t- State: Data\n"));\r
- else if (((Response >> 9) & 0xF) == 6) DEBUG ((EFI_D_INFO, "\t- State: Rcv\n"));\r
- else if (((Response >> 9) & 0xF) == 7) DEBUG ((EFI_D_INFO, "\t- State: Prg\n"));\r
- else if (((Response >> 9) & 0xF) == 8) DEBUG ((EFI_D_INFO, "\t- State: Dis\n"));\r
- else DEBUG ((EFI_D_INFO, "\t- State: Reserved\n"));\r
-}\r
-\r
EFI_STATUS\r
EFIAPI\r
MmcGetCardStatus (\r
- IN MMC_HOST_INSTANCE *MmcHostInstance\r
+ IN MMC_HOST_INSTANCE *MmcHostInstance\r
)\r
{\r
EFI_STATUS Status;\r
}\r
}\r
\r
+EFI_STATUS\r
+MmcStopTransmission (\r
+ EFI_MMC_HOST_PROTOCOL *MmcHost\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ UINT32 Response[4];\r
+ // Command 12 - Stop transmission (ends read or write)\r
+ // Normally only needed for streaming transfers or after error.\r
+ Status = MmcHost->SendCommand (MmcHost, MMC_CMD12, 0);\r
+ if (!EFI_ERROR (Status)) {\r
+ MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_R1b, Response);\r
+ }\r
+ return Status;\r
+}\r
+\r
#define MMCI0_BLOCKLEN 512\r
#define MMCI0_TIMEOUT 10000\r
\r
Status = MmcHost->ReadBlockData (MmcHost, Lba, This->Media->BlockSize, Buffer);\r
if (EFI_ERROR (Status)) {\r
DEBUG ((EFI_D_BLKIO, "MmcIoBlocks(): Error Read Block Data and Status = %r\n", Status));\r
+ MmcStopTransmission (MmcHost);\r
return Status;\r
}\r
Status = MmcNotifyState (MmcHostInstance, MmcProgrammingState);\r
Status = MmcHost->WriteBlockData (MmcHost, Lba, This->Media->BlockSize, Buffer);\r
if (EFI_ERROR (Status)) {\r
DEBUG ((EFI_D_BLKIO, "MmcIoBlocks(): Error Write Block Data and Status = %r\n", Status));\r
+ MmcStopTransmission (MmcHost);\r
return Status;\r
}\r
}\r
\r
- // Command 12 - Stop transmission (ends read)\r
- Status = MmcHost->SendCommand (MmcHost, MMC_CMD12, 0);\r
- if (!EFI_ERROR (Status)) {\r
- MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_R1b, Response);\r
- }\r
-\r
// Command 13 - Read status and wait for programming to complete (return to tran)\r
Timeout = MMCI0_TIMEOUT;\r
CmdArg = MmcHostInstance->CardInfo.RCA << 16;\r
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