mirror of https://github.com/acidanthera/audk.git
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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11296 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
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58b5d037b4
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5d23922674
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@ -745,7 +745,7 @@ DmaBlocks (
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UINTN CmdInterruptEnable;
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UINTN CmdArgument;
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VOID *BufferMap;
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EFI_PHYSICAL_ADDRESS BufferAddress;
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EFI_PHYSICAL_ADDRESS BufferAddress;
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OMAP_DMA4 Dma4;
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DMA_MAP_OPERATION DmaOperation;
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EFI_STATUS MmcStatus;
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@ -760,16 +760,26 @@ CpuDeadLoop ();
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}
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ZeroMem (&DmaOperation, sizeof (DMA_MAP_OPERATION));
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Dma4.DataType = 2; // DMA4_CSDPi[1:0] 32-bit elements from MMCHS_DATA
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Dma4.SourceEndiansim = 0; // DMA4_CSDPi[21]
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Dma4.DestinationEndianism = 0; // DMA4_CSDPi[19]
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Dma4.SourcePacked = 0; // DMA4_CSDPi[6]
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Dma4.DestinationPacked = 0; // DMA4_CSDPi[13]
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Dma4.NumberOfElementPerFrame = This->Media->BlockSize/4; // DMA4_CENi (TRM 4K is optimum value)
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Dma4.NumberOfFramePerTransferBlock = BlockCount; // DMA4_CFNi
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Dma4.ReadPriority = 0; // DMA4_CCRi[6] Low priority read
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Dma4.WritePriority = 0; // DMA4_CCRi[23] Prefetech disabled
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Dma4.DataType = 2; // DMA4_CSDPi[1:0] 32-bit elements from MMCHS_DATA
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Dma4.SourceEndiansim = 0; // DMA4_CSDPi[21]
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Dma4.DestinationEndianism = 0; // DMA4_CSDPi[19]
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Dma4.SourcePacked = 0; // DMA4_CSDPi[6]
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Dma4.DestinationPacked = 0; // DMA4_CSDPi[13]
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Dma4.NumberOfElementPerFrame = This->Media->BlockSize/4; // DMA4_CENi (TRM 4K is optimum value)
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Dma4.NumberOfFramePerTransferBlock = BlockCount; // DMA4_CFNi
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Dma4.ReadPriority = 0; // DMA4_CCRi[6] Low priority read
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Dma4.WritePriority = 0; // DMA4_CCRi[23] Prefetech disabled
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//Populate the command information based on the operation type.
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if (OperationType == READ) {
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@ -777,20 +787,34 @@ CpuDeadLoop ();
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CmdInterruptEnable = CMD18_INT_EN;
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DmaOperation = MapOperationBusMasterCommonBuffer;
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Dma4.ReadPortAccessType =0 ; // DMA4_CSDPi[8:7] Can not burst MMCHS_DATA reg
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Dma4.WritePortAccessType = 3; // DMA4_CSDPi[15:14] Memory burst 16x32
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Dma4.WriteMode = 1; // DMA4_CSDPi[17:16] Write posted
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Dma4.SourceStartAddress = MMCHS_DATA; // DMA4_CSSAi
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Dma4.DestinationStartAddress = (UINT32)BufferAddress; // DMA4_CDSAi
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Dma4.SourceElementIndex = 1; // DMA4_CSEi
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Dma4.SourceFrameIndex = 0x200; // DMA4_CSFi
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Dma4.DestinationElementIndex = 1; // DMA4_CDEi
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Dma4.DestinationFrameIndex = 0; // DMA4_CDFi
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Dma4.ReadPortAccessMode = 0; // DMA4_CCRi[13:12] Always read MMCHS_DATA
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Dma4.WritePortAccessMode = 1; // DMA4_CCRi[15:14] Post increment memory address
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Dma4.ReadRequestNumber = 0x1e; // DMA4_CCRi[4:0] Syncro with MMCA_DMA_RX (61)
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Dma4.ReadPortAccessType =0 ; // DMA4_CSDPi[8:7] Can not burst MMCHS_DATA reg
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Dma4.WritePortAccessType = 3; // DMA4_CSDPi[15:14] Memory burst 16x32
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Dma4.WriteMode = 1; // DMA4_CSDPi[17:16] Write posted
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Dma4.SourceStartAddress = MMCHS_DATA; // DMA4_CSSAi
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Dma4.DestinationStartAddress = (UINT32)BufferAddress; // DMA4_CDSAi
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Dma4.SourceElementIndex = 1; // DMA4_CSEi
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Dma4.SourceFrameIndex = 0x200; // DMA4_CSFi
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Dma4.DestinationElementIndex = 1; // DMA4_CDEi
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Dma4.DestinationFrameIndex = 0; // DMA4_CDFi
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Dma4.ReadPortAccessMode = 0; // DMA4_CCRi[13:12] Always read MMCHS_DATA
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Dma4.WritePortAccessMode = 1; // DMA4_CCRi[15:14] Post increment memory address
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Dma4.ReadRequestNumber = 0x1e; // DMA4_CCRi[4:0] Syncro with MMCA_DMA_RX (61)
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Dma4.WriteRequestNumber = 1; // DMA4_CCRi[20:19] Syncro upper 0x3e == 62 (one based)
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} else if (OperationType == WRITE) {
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@ -798,20 +822,34 @@ CpuDeadLoop ();
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CmdInterruptEnable = CMD25_INT_EN;
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DmaOperation = MapOperationBusMasterRead;
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Dma4.ReadPortAccessType = 3; // DMA4_CSDPi[8:7] Memory burst 16x32
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Dma4.WritePortAccessType = 0; // DMA4_CSDPi[15:14] Can not burst MMCHS_DATA reg
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Dma4.WriteMode = 1; // DMA4_CSDPi[17:16] Write posted ???
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Dma4.SourceStartAddress = (UINT32)BufferAddress; // DMA4_CSSAi
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Dma4.DestinationStartAddress = MMCHS_DATA; // DMA4_CDSAi
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Dma4.SourceElementIndex = 1; // DMA4_CSEi
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Dma4.SourceFrameIndex = 0x200; // DMA4_CSFi
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Dma4.DestinationElementIndex = 1; // DMA4_CDEi
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Dma4.DestinationFrameIndex = 0; // DMA4_CDFi
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Dma4.ReadPortAccessMode = 1; // DMA4_CCRi[13:12] Post increment memory address
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Dma4.WritePortAccessMode = 0; // DMA4_CCRi[15:14] Always write MMCHS_DATA
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Dma4.ReadRequestNumber = 0x1d; // DMA4_CCRi[4:0] Syncro with MMCA_DMA_TX (60)
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Dma4.ReadPortAccessType = 3; // DMA4_CSDPi[8:7] Memory burst 16x32
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Dma4.WritePortAccessType = 0; // DMA4_CSDPi[15:14] Can not burst MMCHS_DATA reg
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Dma4.WriteMode = 1; // DMA4_CSDPi[17:16] Write posted ???
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Dma4.SourceStartAddress = (UINT32)BufferAddress; // DMA4_CSSAi
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Dma4.DestinationStartAddress = MMCHS_DATA; // DMA4_CDSAi
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Dma4.SourceElementIndex = 1; // DMA4_CSEi
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Dma4.SourceFrameIndex = 0x200; // DMA4_CSFi
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Dma4.DestinationElementIndex = 1; // DMA4_CDEi
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Dma4.DestinationFrameIndex = 0; // DMA4_CDFi
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Dma4.ReadPortAccessMode = 1; // DMA4_CCRi[13:12] Post increment memory address
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Dma4.WritePortAccessMode = 0; // DMA4_CCRi[15:14] Always write MMCHS_DATA
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Dma4.ReadRequestNumber = 0x1d; // DMA4_CCRi[4:0] Syncro with MMCA_DMA_TX (60)
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Dma4.WriteRequestNumber = 1; // DMA4_CCRi[20:19] Syncro upper 0x3d == 61 (one based)
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} else {
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@ -1087,8 +1125,10 @@ SdReadWrite (
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UINTN BlockCount;
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UINTN BytesToBeTranferedThisPass = 0;
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UINTN BytesRemainingToBeTransfered;
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EFI_TPL OldTpl;
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BOOLEAN Update;
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EFI_TPL OldTpl;
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BOOLEAN Update;
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Update = FALSE;
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@ -1111,12 +1151,18 @@ SdReadWrite (
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if (Update) {
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DEBUG ((EFI_D_INFO, "SD Card ReinstallProtocolInterface ()\n"));
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gBS->ReinstallProtocolInterface (
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gImageHandle,
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&gEfiBlockIoProtocolGuid,
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&gBlockIo,
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&gBlockIo
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);
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gBS->ReinstallProtocolInterface (
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gImageHandle,
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&gEfiBlockIoProtocolGuid,
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&gBlockIo,
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&gBlockIo
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);
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}
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if (EFI_ERROR (Status)) {
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@ -1179,23 +1225,37 @@ SdReadWrite (
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Buffer = (UINT8 *)Buffer + This->Media->BlockSize;
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}
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DoneRestoreTPL:
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gBS->RestoreTPL (OldTpl);
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Done:
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return Status;
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DoneRestoreTPL:
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gBS->RestoreTPL (OldTpl);
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Done:
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return Status;
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}
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/**
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Reset the Block Device.
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@param This Indicates a pointer to the calling context.
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@param ExtendedVerification Driver may perform diagnostics on reset.
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@retval EFI_SUCCESS The device was reset.
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@retval EFI_DEVICE_ERROR The device is not functioning properly and could
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not be reset.
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/**
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Reset the Block Device.
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@param This Indicates a pointer to the calling context.
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@param ExtendedVerification Driver may perform diagnostics on reset.
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@retval EFI_SUCCESS The device was reset.
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@retval EFI_DEVICE_ERROR The device is not functioning properly and could
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not be reset.
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**/
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EFI_STATUS
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EFIAPI
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@ -1208,23 +1268,40 @@ MMCHSReset (
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}
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/**
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Read BufferSize bytes from Lba into Buffer.
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@param This Indicates a pointer to the calling context.
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@param MediaId Id of the media, changes every time the media is replaced.
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@param Lba The starting Logical Block Address to read from
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@param BufferSize Size of Buffer, must be a multiple of device block size.
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@param Buffer A pointer to the destination buffer for the data. The caller is
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responsible for either having implicit or explicit ownership of the buffer.
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@retval EFI_SUCCESS The data was read correctly from the device.
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@retval EFI_DEVICE_ERROR The device reported an error while performing the read.
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@retval EFI_NO_MEDIA There is no media in the device.
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@retval EFI_MEDIA_CHANGED The MediaId does not matched the current device.
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@retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.
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@retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid,
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or the buffer is not on proper alignment.
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/**
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Read BufferSize bytes from Lba into Buffer.
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@param This Indicates a pointer to the calling context.
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@param MediaId Id of the media, changes every time the media is replaced.
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@param Lba The starting Logical Block Address to read from
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@param BufferSize Size of Buffer, must be a multiple of device block size.
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@param Buffer A pointer to the destination buffer for the data. The caller is
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responsible for either having implicit or explicit ownership of the buffer.
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@retval EFI_SUCCESS The data was read correctly from the device.
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@retval EFI_DEVICE_ERROR The device reported an error while performing the read.
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@retval EFI_NO_MEDIA There is no media in the device.
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@retval EFI_MEDIA_CHANGED The MediaId does not matched the current device.
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@retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.
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@retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid,
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or the buffer is not on proper alignment.
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EFI_STATUS
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**/
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//Perform Read operation.
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Status = SdReadWrite (This, (UINTN)Lba, Buffer, BufferSize, READ);
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return Status;
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return Status;
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}
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/**
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Write BufferSize bytes from Lba into Buffer.
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@param This Indicates a pointer to the calling context.
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@param MediaId The media ID that the write request is for.
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@param Lba The starting logical block address to be written. The caller is
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responsible for writing to only legitimate locations.
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@param BufferSize Size of Buffer, must be a multiple of device block size.
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@param Buffer A pointer to the source buffer for the data.
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@retval EFI_SUCCESS The data was written correctly to the device.
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@retval EFI_WRITE_PROTECTED The device can not be written to.
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@retval EFI_DEVICE_ERROR The device reported an error while performing the write.
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@retval EFI_NO_MEDIA There is no media in the device.
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@retval EFI_MEDIA_CHNAGED The MediaId does not matched the current device.
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@retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.
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@retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid,
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or the buffer is not on proper alignment.
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/**
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Write BufferSize bytes from Lba into Buffer.
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@param This Indicates a pointer to the calling context.
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@param MediaId The media ID that the write request is for.
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@param Lba The starting logical block address to be written. The caller is
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responsible for writing to only legitimate locations.
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@param BufferSize Size of Buffer, must be a multiple of device block size.
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@param Buffer A pointer to the source buffer for the data.
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@retval EFI_SUCCESS The data was written correctly to the device.
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@retval EFI_WRITE_PROTECTED The device can not be written to.
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@retval EFI_DEVICE_ERROR The device reported an error while performing the write.
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@retval EFI_NO_MEDIA There is no media in the device.
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@retval EFI_MEDIA_CHNAGED The MediaId does not matched the current device.
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@retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.
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@retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid,
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or the buffer is not on proper alignment.
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**/
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EFI_STATUS
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EFIAPI
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@ -1281,20 +1378,31 @@ MMCHSWriteBlocks (
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//Perform write operation.
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Status = SdReadWrite (This, (UINTN)Lba, Buffer, BufferSize, WRITE);
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return Status;
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return Status;
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}
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/**
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Flush the Block Device.
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@param This Indicates a pointer to the calling context.
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@retval EFI_SUCCESS All outstanding data was written to the device
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@retval EFI_DEVICE_ERROR The device reported an error while writting back the data
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@retval EFI_NO_MEDIA There is no media in the device.
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/**
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Flush the Block Device.
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@param This Indicates a pointer to the calling context.
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@retval EFI_SUCCESS All outstanding data was written to the device
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@retval EFI_DEVICE_ERROR The device reported an error while writting back the data
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@retval EFI_NO_MEDIA There is no media in the device.
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**/
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EFI_STATUS
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EFIAPI
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@ -1316,17 +1424,28 @@ EFI_BLOCK_IO_PROTOCOL gBlockIo = {
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};
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/**
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Timer callback to convert card present hardware into a boolean that indicates
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a media change event has happened. If you just check the GPIO you could see
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card 1 and then check again after card 1 was removed and card 2 was inserted
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and you would still see media present. Thus you need the timer tick to catch
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the toggle event.
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@param Event Event whose notification function is being invoked.
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@param Context The pointer to the notification function's context,
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which is implementation-dependent. Not used.
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/**
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Timer callback to convert card present hardware into a boolean that indicates
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a media change event has happened. If you just check the GPIO you could see
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card 1 and then check again after card 1 was removed and card 2 was inserted
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and you would still see media present. Thus you need the timer tick to catch
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the toggle event.
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@param Event Event whose notification function is being invoked.
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@param Context The pointer to the notification function's context,
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which is implementation-dependent. Not used.
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**/
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VOID
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EFIAPI
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