/** @file\r
*\r
* Copyright (c) 2011-2013, ARM Limited. All rights reserved.\r
-* \r
-* This program and the accompanying materials \r
-* are licensed and made available under the terms and conditions of the BSD License \r
-* which accompanies this distribution. The full text of the license may be found at \r
-* http://opensource.org/licenses/bsd-license.php \r
*\r
-* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
-* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
+* This program and the accompanying materials\r
+* are licensed and made available under the terms and conditions of the BSD License\r
+* which accompanies this distribution. The full text of the license may be found at\r
+* http://opensource.org/licenses/bsd-license.php\r
+*\r
+* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
*\r
**/\r
\r
\r
#include "Mmc.h"\r
\r
-// Untested ...\r
-//#define USE_STREAM\r
-\r
#define MAX_RETRY_COUNT 1000\r
#define CMD_RETRY_COUNT 20\r
\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
+ 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
\r
EFI_STATUS\r
EFIAPI\r
-MmcGetCardStatus(\r
+MmcGetCardStatus (\r
IN MMC_HOST_INSTANCE *MmcHostInstance\r
)\r
{\r
if (MmcHost == NULL) {\r
return EFI_INVALID_PARAMETER;\r
}\r
- if(MmcHostInstance->State != MmcHwInitializationState){\r
+ if (MmcHostInstance->State != MmcHwInitializationState) {\r
//Get the Status of the card.\r
CmdArg = MmcHostInstance->CardInfo.RCA << 16;\r
Status = MmcHost->SendCommand (MmcHost, MMC_CMD13, CmdArg);\r
MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_R7, Response);\r
PrintResponseR1 (Response[0]);\r
//check if it is valid response\r
- if(Response[0] != CmdArg){\r
+ if (Response[0] != CmdArg) {\r
DEBUG ((EFI_D_ERROR, "The Card is not usable\n"));\r
return EFI_UNSUPPORTED;\r
}\r
// SD Card or MMC Card ? CMD55 indicates to the card that the next command is an application specific command\r
Status = MmcHost->SendCommand (MmcHost, MMC_CMD55, 0);\r
if (Status == EFI_SUCCESS) {\r
- DEBUG ((EFI_D_INFO, "Card should be SD\n"));\r
- if (IsHCS) {\r
- MmcHostInstance->CardInfo.CardType = SD_CARD_2;\r
- } else {\r
- MmcHostInstance->CardInfo.CardType = SD_CARD;\r
- }\r
+ DEBUG ((EFI_D_INFO, "Card should be SD\n"));\r
+ if (IsHCS) {\r
+ MmcHostInstance->CardInfo.CardType = SD_CARD_2;\r
+ } else {\r
+ MmcHostInstance->CardInfo.CardType = SD_CARD;\r
+ }\r
\r
- // Note: The first time CmdArg will be zero\r
- CmdArg = ((UINTN *) &(MmcHostInstance->CardInfo.OCRData))[0];\r
- if (IsHCS) {\r
- CmdArg |= BIT30;\r
- }\r
- Status = MmcHost->SendCommand (MmcHost, MMC_ACMD41, CmdArg);\r
- if (!EFI_ERROR (Status)) {\r
- MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_OCR, Response);\r
- ((UINT32 *) &(MmcHostInstance->CardInfo.OCRData))[0] = Response[0];\r
- }\r
+ // Note: The first time CmdArg will be zero\r
+ CmdArg = ((UINTN *) &(MmcHostInstance->CardInfo.OCRData))[0];\r
+ if (IsHCS) {\r
+ CmdArg |= BIT30;\r
+ }\r
+ Status = MmcHost->SendCommand (MmcHost, MMC_ACMD41, CmdArg);\r
+ if (!EFI_ERROR (Status)) {\r
+ MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_OCR, Response);\r
+ ((UINT32 *) &(MmcHostInstance->CardInfo.OCRData))[0] = Response[0];\r
+ }\r
} else {\r
- DEBUG ((EFI_D_INFO, "Card should be MMC\n"));\r
- MmcHostInstance->CardInfo.CardType = MMC_CARD;\r
+ DEBUG ((EFI_D_INFO, "Card should be MMC\n"));\r
+ MmcHostInstance->CardInfo.CardType = MMC_CARD;\r
\r
- Status = MmcHost->SendCommand (MmcHost, MMC_CMD1, 0x800000);\r
- if (!EFI_ERROR (Status)) {\r
- MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_OCR, Response);\r
- ((UINT32 *) &(MmcHostInstance->CardInfo.OCRData))[0] = Response[0];\r
- }\r
+ Status = MmcHost->SendCommand (MmcHost, MMC_CMD1, 0x800000);\r
+ if (!EFI_ERROR (Status)) {\r
+ MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_OCR, Response);\r
+ ((UINT32 *) &(MmcHostInstance->CardInfo.OCRData))[0] = Response[0];\r
+ }\r
}\r
\r
if (!EFI_ERROR (Status)) {\r
if (!MmcHostInstance->CardInfo.OCRData.PowerUp) {\r
- MicroSecondDelay (1);\r
- Timeout--;\r
+ MicroSecondDelay (1);\r
+ Timeout--;\r
} else {\r
- if ((MmcHostInstance->CardInfo.CardType == SD_CARD_2) && (MmcHostInstance->CardInfo.OCRData.AccessMode & BIT1)) {\r
- MmcHostInstance->CardInfo.CardType = SD_CARD_2_HIGH;\r
- DEBUG ((EFI_D_ERROR, "High capacity card.\n"));\r
- }\r
- break; // The MMC/SD card is ready. Continue the Identification Mode\r
+ if ((MmcHostInstance->CardInfo.CardType == SD_CARD_2) && (MmcHostInstance->CardInfo.OCRData.AccessMode & BIT1)) {\r
+ MmcHostInstance->CardInfo.CardType = SD_CARD_2_HIGH;\r
+ DEBUG ((EFI_D_ERROR, "High capacity card.\n"));\r
+ }\r
+ break; // The MMC/SD card is ready. Continue the Identification Mode\r
}\r
} else {\r
MicroSecondDelay (1);\r
return Status;\r
}\r
MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_CID, Response);\r
- PrintCID(Response);\r
+ PrintCID (Response);\r
\r
Status = MmcNotifyState (MmcHostInstance, MmcIdentificationState);\r
if (EFI_ERROR (Status)) {\r
EFI_STATUS Status;\r
UINTN CardSize, NumBlocks, BlockSize, CmdArg;\r
EFI_MMC_HOST_PROTOCOL *MmcHost;\r
- UINTN BlockCount = 1;\r
- \r
+ UINTN BlockCount;\r
+\r
+ BlockCount = 1;\r
MmcHost = MmcHostInstance->MmcHost;\r
\r
MmcIdentificationMode (MmcHostInstance);\r
CmdArg = MmcHostInstance->CardInfo.RCA << 16;\r
Status = MmcHost->SendCommand (MmcHost, MMC_CMD9, CmdArg);\r
if (EFI_ERROR (Status)) {\r
- DEBUG ((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD9): Error, Status=%r\n", Status));\r
+ DEBUG((EFI_D_ERROR, "InitializeMmcDevice(MMC_CMD9): Error, Status=%r\n", Status));\r
return Status;\r
}\r
//Read Response\r
MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_CSD, Response);\r
- PrintCSD(Response);\r
+ PrintCSD (Response);\r
\r
if (MmcHostInstance->CardInfo.CardType == SD_CARD_2_HIGH) {\r
CardSize = HC_MMC_CSD_GET_DEVICESIZE (Response);\r
NumBlocks = ((CardSize + 1) * 1024);\r
- BlockSize = 1 << MMC_CSD_GET_READBLLEN(Response);\r
+ BlockSize = 1 << MMC_CSD_GET_READBLLEN (Response);\r
} else {\r
CardSize = MMC_CSD_GET_DEVICESIZE (Response);\r
NumBlocks = (CardSize + 1) * (1 << (MMC_CSD_GET_DEVICESIZEMULT (Response) + 2));\r
- BlockSize = 1 << MMC_CSD_GET_READBLLEN(Response);\r
+ BlockSize = 1 << MMC_CSD_GET_READBLLEN (Response);\r
}\r
\r
//For >=2G card, BlockSize may be 1K, but the transfer size is 512 bytes.\r
CmdArg = MmcHostInstance->CardInfo.RCA << 16;\r
Status = MmcHost->SendCommand (MmcHost, MMC_CMD7, CmdArg);\r
if (EFI_ERROR (Status)) {\r
- DEBUG ((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD7): Error and Status = %r\n", Status));\r
+ DEBUG((EFI_D_ERROR, "InitializeMmcDevice(MMC_CMD7): Error and Status = %r\n", Status));\r
return Status;\r
}\r
\r
Status = MmcNotifyState (MmcHostInstance, MmcTransferState);\r
if (EFI_ERROR (Status)) {\r
- DEBUG ((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcTransferState\n"));\r
+ DEBUG((EFI_D_ERROR, "InitializeMmcDevice(): Error MmcTransferState\n"));\r
return Status;\r
}\r
\r
// Set Block Length\r
Status = MmcHost->SendCommand (MmcHost, MMC_CMD16, MmcHostInstance->BlockIo.Media->BlockSize);\r
if (EFI_ERROR (Status)) {\r
- DEBUG ((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD16): Error MmcHostInstance->BlockIo.Media->BlockSize: %d and Error = %r\n", MmcHostInstance->BlockIo.Media->BlockSize, Status));\r
+ DEBUG((EFI_D_ERROR, "InitializeMmcDevice(MMC_CMD16): Error MmcHostInstance->BlockIo.Media->BlockSize: %d and Error = %r\n",\r
+ MmcHostInstance->BlockIo.Media->BlockSize, Status));\r
return Status;\r
}\r
\r
MMC_HOST_INSTANCE *MmcHostInstance;\r
EFI_MMC_HOST_PROTOCOL *MmcHost;\r
UINTN BytesRemainingToBeTransfered;\r
- UINTN BlockCount = 1;\r
+ UINTN BlockCount;\r
\r
+ BlockCount = 1;\r
MmcHostInstance = MMC_HOST_INSTANCE_FROM_BLOCK_IO_THIS (This);\r
- ASSERT (MmcHostInstance != 0);\r
+ ASSERT (MmcHostInstance != NULL);\r
MmcHost = MmcHostInstance->MmcHost;\r
ASSERT (MmcHost);\r
\r
return EFI_MEDIA_CHANGED;\r
}\r
\r
- if ((MmcHost == 0)|| (Buffer == NULL)) {\r
+ if ((MmcHost == NULL) || (Buffer == NULL)) {\r
return EFI_INVALID_PARAMETER;\r
}\r
\r
}\r
\r
// All blocks must be within the device\r
- if ((Lba + (BufferSize / This->Media->BlockSize)) > (This->Media->LastBlock + 1)){\r
+ if ((Lba + (BufferSize / This->Media->BlockSize)) > (This->Media->LastBlock + 1)) {\r
return EFI_INVALID_PARAMETER;\r
}\r
\r
- if((Transfer == MMC_IOBLOCKS_WRITE) && (This->Media->ReadOnly == TRUE)) {\r
+ if ((Transfer == MMC_IOBLOCKS_WRITE) && (This->Media->ReadOnly == TRUE)) {\r
return EFI_WRITE_PROTECTED;\r
}\r
\r
}\r
\r
if (Transfer == MMC_IOBLOCKS_READ) {\r
-#ifndef USE_STREAM\r
// Read a single block\r
Cmd = MMC_CMD17;\r
-#else\r
- //TODO: Should we support read stream (MMC_CMD11)\r
-#endif\r
} else {\r
-#ifndef USE_STREAM\r
// Write a single block\r
Cmd = MMC_CMD24;\r
-#else\r
- //TODO: Should we support write stream (MMC_CMD20)\r
-#endif\r
}\r
Status = MmcHost->SendCommand (MmcHost, Cmd, CmdArg);\r
if (EFI_ERROR (Status)) {\r
}\r
\r
if (Transfer == MMC_IOBLOCKS_READ) {\r
-#ifndef USE_STREAM\r
// Read one block of Data\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
return Status;\r
}\r
-#else\r
- //TODO: Read a stream\r
- ASSERT (0);\r
-#endif\r
Status = MmcNotifyState (MmcHostInstance, MmcProgrammingState);\r
if (EFI_ERROR (Status)) {\r
DEBUG ((EFI_D_ERROR, "MmcIoBlocks() : Error MmcProgrammingState\n"));\r
return Status;\r
}\r
} else {\r
-#ifndef USE_STREAM\r
// Write one block of Data\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
return Status;\r
}\r
-#else\r
- //TODO: Write a stream\r
- ASSERT (0);\r
-#endif\r
}\r
\r
// Command 12 - Stop transmission (ends read)\r