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	This stack includes:
1. Dxe phase support by:
   1) SdMmcPciHcDxe driver to consume PciIo and produce
      SdMmcPassThru.
   2) SdDxe driver to consume SdMmcPassThru to produce
      BlkIo1/BlkIo2.
   3) EmmcDxe driver to consume SdMmcPassThru to produce
      BlkIo1/BlkIo2/SSP.
2. Pei phase support
   1) SdBlockIoPei driver to consume SdMmcHostController
      Ppi and produce VirutalBlkIo1&2.
   2) EmmcBlockIoPei driver to consume SdMmcHostController
      Ppi and produce VirutalBlkIo1&2.
   3) SdMmcPciHcPei driver to produce SdMmcHostController
      Ppi.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Hao Wu <hao.a.wu@intel.com>
		
	
			
		
			
				
	
	
		
			65 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			65 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/** @file
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Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions
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of the BSD License which accompanies this distribution.  The
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full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _EDKII_PEI_SD_MMC_HOST_CONTROLLER_PPI_H_
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#define _EDKII_PEI_SD_MMC_HOST_CONTROLLER_PPI_H_
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///
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/// Global ID for the EDKII_SD_MMC_HOST_CONTROLLER_PPI.
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///
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#define EDKII_SD_MMC_HOST_CONTROLLER_PPI_GUID \
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  { \
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    0xb30dfeed, 0x947f, 0x4396, { 0xb1, 0x5a, 0xdf, 0xbd, 0xb9, 0x16, 0xdc, 0x24 } \
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  }
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///
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/// Forward declaration for the SD_MMC_HOST_CONTROLLER_PPI.
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///
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typedef struct _EDKII_SD_MMC_HOST_CONTROLLER_PPI  EDKII_SD_MMC_HOST_CONTROLLER_PPI;
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/**
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  Get the MMIO base address of SD/MMC host controller.
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  @param[in]     This            The protocol instance pointer.
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  @param[in]     ControllerId    The ID of the SD/MMC host controller.
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  @param[in,out] MmioBar         The pointer to store the array of available
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                                 SD/MMC host controller slot MMIO base addresses.
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                                 The entry number of the array is specified by BarNum.
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  @param[out]    BarNum          The pointer to store the supported bar number.
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  @retval EFI_SUCCESS            The operation succeeds.
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  @retval EFI_INVALID_PARAMETER  The parameters are invalid.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EDKII_SD_MMC_HC_GET_MMIO_BAR)(
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  IN     EDKII_SD_MMC_HOST_CONTROLLER_PPI *This,
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  IN     UINT8                            ControllerId,
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  IN OUT UINTN                            **MmioBar,
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     OUT UINT8                            *BarNum
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  );
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///
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/// This PPI contains a set of services to interact with the SD_MMC host controller.
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///
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struct _EDKII_SD_MMC_HOST_CONTROLLER_PPI {
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  EDKII_SD_MMC_HC_GET_MMIO_BAR               GetSdMmcHcMmioBar;
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};
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extern EFI_GUID gEdkiiPeiSdMmcHostControllerPpiGuid;
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#endif
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