/** @file\r
*\r
-* Copyright (c) 2011-2012, 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
+* Copyright (c) 2011-2013, ARM Limited. All rights reserved.\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
IN UINT32 Ocr\r
)\r
{\r
- UINTN minv;\r
- UINTN maxv;\r
- UINTN volts;\r
- UINTN loop;\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
+ 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
+ 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
+ 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
+ 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
+ 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
+ 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
+ DEBUG ((EFI_D_ERROR, "\t- PowerUp\n"));\r
} else {\r
- DEBUG((EFI_D_ERROR, "\t- Voltage Not Supported\n"));\r
+ DEBUG ((EFI_D_ERROR, "\t- Voltage Not Supported\n"));\r
}\r
}\r
\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
+ 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","Unkbown","Unkbown","Unkbown","Unkbown" };\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","Unknown","Unknown","Unknown","Unknown" };\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
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
+ 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
+ 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
+ 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
+ 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
+ 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
+ DEBUG ((EFI_D_ERROR, "\t- Format: Reserved\n"));\r
}\r
}\r
\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
+ 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
IN UINT32 Response\r
)\r
{\r
- DEBUG((EFI_D_INFO, "Response: 0x%X\n",Response));\r
- if (Response & MMC_R0_READY_FOR_DATA) DEBUG((EFI_D_INFO, "\t- READY_FOR_DATA\n"));\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
+ 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
+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
- if (EFI_ERROR(Status)) {\r
- DEBUG((EFI_D_ERROR, "MmcGetCardStatus(MMC_CMD13): Error and Status = %r\n", Status));\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "MmcGetCardStatus(MMC_CMD13): Error and Status = %r\n", Status));\r
return Status;\r
}\r
\r
//Read Response\r
- MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_R1,Response);\r
- PrintResponseR1(Response[0]);\r
+ MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_R1, Response);\r
+ PrintResponseR1 (Response[0]);\r
}\r
\r
return Status;\r
if (MmcHostInstance->State == MmcHwInitializationState) {\r
// Initialize the MMC Host HW\r
Status = MmcNotifyState (MmcHostInstance, MmcHwInitializationState);\r
- if (EFI_ERROR(Status)) {\r
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcHwInitializationState\n"));\r
- return Status;\r
- }\r
- } else {\r
- //Note: Could even be used in all cases. But it looks this command could put the state machine into inactive for some cards\r
- Status = MmcHost->SendCommand (MmcHost, MMC_CMD0, 0);\r
- if (EFI_ERROR(Status)) {\r
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD0): Error\n"));\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcHwInitializationState\n"));\r
return Status;\r
}\r
}\r
\r
+ Status = MmcHost->SendCommand (MmcHost, MMC_CMD0, 0);\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD0): Error\n"));\r
+ return Status;\r
+ }\r
+\r
Status = MmcNotifyState (MmcHostInstance, MmcIdleState);\r
- if (EFI_ERROR(Status)) {\r
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcIdleState\n"));\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcIdleState\n"));\r
return Status;\r
}\r
\r
// Are we using SDIO ?\r
Status = MmcHost->SendCommand (MmcHost, MMC_CMD5, 0);\r
if (Status == EFI_SUCCESS) {\r
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD5): Error - SDIO not supported.\n"));\r
+ DEBUG ((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD5): Error - SDIO not supported.\n"));\r
return EFI_UNSUPPORTED;\r
}\r
\r
if (Status == EFI_SUCCESS) {\r
DEBUG ((EFI_D_ERROR, "Card is SD2.0 => Supports high capacity\n"));\r
IsHCS = TRUE;\r
- MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_R7,Response);\r
- PrintResponseR1(Response[0]);\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 (!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
+ MicroSecondDelay (1);\r
Timeout--;\r
}\r
}\r
\r
if (Timeout == 0) {\r
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode(): No Card\n"));\r
+ DEBUG ((EFI_D_ERROR, "MmcIdentificationMode(): No Card\n"));\r
return EFI_NO_MEDIA;\r
} else {\r
- PrintOCR(Response[0]);\r
+ PrintOCR (Response[0]);\r
}\r
\r
Status = MmcNotifyState (MmcHostInstance, MmcReadyState);\r
- if (EFI_ERROR(Status)) {\r
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcReadyState\n"));\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcReadyState\n"));\r
return Status;\r
}\r
\r
Status = MmcHost->SendCommand (MmcHost, MMC_CMD2, 0);\r
- if (EFI_ERROR(Status)) {\r
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD2): Error\n"));\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD2): Error\n"));\r
return Status;\r
}\r
- MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_CID,Response);\r
- PrintCID(Response);\r
+ MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_CID, Response);\r
+ PrintCID (Response);\r
\r
Status = MmcNotifyState (MmcHostInstance, MmcIdentificationState);\r
- if (EFI_ERROR(Status)) {\r
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcIdentificationState\n"));\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcIdentificationState\n"));\r
return Status;\r
}\r
\r
//\r
CmdArg = 1;\r
Status = MmcHost->SendCommand (MmcHost, MMC_CMD3, CmdArg);\r
- if (EFI_ERROR(Status)) {\r
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD3): Error\n"));\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD3): Error\n"));\r
return Status;\r
}\r
\r
- MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_RCA,Response);\r
- PrintRCA(Response[0]);\r
+ MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_RCA, Response);\r
+ PrintRCA (Response[0]);\r
\r
// For MMC card, RCA is assigned by CMD3 while CMD3 dumps the RCA for SD card\r
if (MmcHostInstance->CardInfo.CardType != MMC_CARD) {\r
}\r
\r
Status = MmcNotifyState (MmcHostInstance, MmcStandByState);\r
- if (EFI_ERROR(Status)) {\r
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcStandByState\n"));\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcStandByState\n"));\r
return Status;\r
}\r
\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
//Send a command to get Card specific data\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
+ if (EFI_ERROR (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
+ MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_CSD, Response);\r
+ PrintCSD (Response);\r
\r
if (MmcHostInstance->CardInfo.CardType == SD_CARD_2_HIGH) {\r
- CardSize = HC_MMC_CSD_GET_DEVICESIZE(Response);\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
+ 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
}\r
\r
//For >=2G card, BlockSize may be 1K, but the transfer size is 512 bytes.\r
if (BlockSize > 512) {\r
- NumBlocks = MultU64x32(NumBlocks, BlockSize/512);\r
+ NumBlocks = MultU64x32 (NumBlocks, BlockSize/512);\r
BlockSize = 512;\r
}\r
\r
\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
+ if (EFI_ERROR (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
+ if (EFI_ERROR (Status)) {\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
+ if (EFI_ERROR (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
{\r
MMC_HOST_INSTANCE *MmcHostInstance;\r
\r
- MmcHostInstance = MMC_HOST_INSTANCE_FROM_BLOCK_IO_THIS(This);\r
+ MmcHostInstance = MMC_HOST_INSTANCE_FROM_BLOCK_IO_THIS (This);\r
\r
if (MmcHostInstance->MmcHost == NULL) {\r
// Nothing to do\r
MMC_HOST_INSTANCE *MmcHostInstance;\r
EFI_MMC_HOST_PROTOCOL *MmcHost;\r
UINTN BytesRemainingToBeTransfered;\r
- UINTN BlockCount = 1;\r
+ UINTN BlockCount;\r
\r
- MmcHostInstance = MMC_HOST_INSTANCE_FROM_BLOCK_IO_THIS(This);\r
- ASSERT(MmcHostInstance != 0);\r
+ BlockCount = 1;\r
+ MmcHostInstance = MMC_HOST_INSTANCE_FROM_BLOCK_IO_THIS (This);\r
+ ASSERT (MmcHostInstance != NULL);\r
MmcHost = MmcHostInstance->MmcHost;\r
- ASSERT(MmcHost);\r
+ ASSERT (MmcHost);\r
+\r
+ if (This->Media->MediaId != MediaId) {\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
- // The buffer size must not be zero and it must be an exact multiple of the block size\r
- if ((BufferSize == 0) || ((BufferSize % This->Media->BlockSize) != 0)) {\r
- return EFI_BAD_BUFFER_SIZE;\r
+ if ((Transfer == MMC_IOBLOCKS_WRITE) && (This->Media->ReadOnly == TRUE)) {\r
+ return EFI_WRITE_PROTECTED;\r
}\r
\r
- if (This->Media->MediaId != MediaId) {\r
- return EFI_MEDIA_CHANGED;\r
+ // Reading 0 Byte is valid\r
+ if (BufferSize == 0) {\r
+ return EFI_SUCCESS;\r
}\r
\r
- if((Transfer == MMC_IOBLOCKS_WRITE) && (This->Media->ReadOnly == TRUE)) {\r
- return EFI_WRITE_PROTECTED;\r
+ // The buffer size must be an exact multiple of the block size\r
+ if ((BufferSize % This->Media->BlockSize) != 0) {\r
+ return EFI_BAD_BUFFER_SIZE;\r
+ }\r
+\r
+ // Check the alignment\r
+ if ((This->Media->IoAlign > 2) && (((UINTN)Buffer & (This->Media->IoAlign - 1)) != 0)) {\r
+ return EFI_INVALID_PARAMETER;\r
}\r
\r
BytesRemainingToBeTransfered = BufferSize;\r
Response[0] = 0;\r
Timeout = 20;\r
while( (!(Response[0] & MMC_R0_READY_FOR_DATA))\r
- && (MMC_R0_CURRENTSTATE(Response) != MMC_R0_STATE_TRAN)\r
+ && (MMC_R0_CURRENTSTATE (Response) != MMC_R0_STATE_TRAN)\r
&& Timeout--) {\r
Status = MmcHost->SendCommand (MmcHost, MMC_CMD13, CmdArg);\r
- if (!EFI_ERROR(Status)) {\r
- MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_R1,Response);\r
+ if (!EFI_ERROR (Status)) {\r
+ MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_R1, Response);\r
}\r
}\r
\r
if (0 == Timeout) {\r
- DEBUG((EFI_D_ERROR, "The Card is busy\n"));\r
+ DEBUG ((EFI_D_ERROR, "The Card is busy\n"));\r
return EFI_NOT_READY;\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
- DEBUG((EFI_D_ERROR, "MmcIoBlocks(MMC_CMD%d): Error %r\n",Cmd, Status));\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "MmcIoBlocks(MMC_CMD%d): Error %r\n", Cmd, Status));\r
return 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
+ 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
+ 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
+ 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
Status = MmcHost->SendCommand (MmcHost, MMC_CMD12, 0);\r
- if (!EFI_ERROR(Status)) {\r
- MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_R1b,Response);\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
CmdArg = MmcHostInstance->CardInfo.RCA << 16;\r
Response[0] = 0;\r
while( (!(Response[0] & MMC_R0_READY_FOR_DATA))\r
- && (MMC_R0_CURRENTSTATE(Response) != MMC_R0_STATE_TRAN)\r
+ && (MMC_R0_CURRENTSTATE (Response) != MMC_R0_STATE_TRAN)\r
&& Timeout--) {\r
Status = MmcHost->SendCommand (MmcHost, MMC_CMD13, CmdArg);\r
- if (!EFI_ERROR(Status)) {\r
+ if (!EFI_ERROR (Status)) {\r
MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_R1, Response);\r
if ((Response[0] & MMC_R0_READY_FOR_DATA)) {\r
break; // Prevents delay once finished\r
}\r
}\r
- NanoSecondDelay(100);\r
- Timeout--;\r
+ NanoSecondDelay (100);\r
}\r
\r
Status = MmcNotifyState (MmcHostInstance, MmcTransferState);\r
- if (EFI_ERROR(Status)) {\r
- DEBUG((EFI_D_ERROR, "MmcIoBlocks() : Error MmcTransferState\n"));\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "MmcIoBlocks() : Error MmcTransferState\n"));\r
return Status;\r
}\r
\r
{\r
return EFI_SUCCESS;\r
}\r
-\r
projects / mirror_edk2.git / blobdiff