1 files changed, 64 insertions, 0 deletions
diff --git a/MdeModulePkg/Include/Ppi/SdMmcHostController.h b/MdeModulePkg/Include/Ppi/SdMmcHostController.h
new file mode 100644
index 000000000..85dee2452
--- /dev/null
+++ b/MdeModulePkg/Include/Ppi/SdMmcHostController.h
@@ -0,0 +1,64 @@
+/** @file
+
+Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
+
+This program and the accompanying materials
+are licensed and made available under the terms and conditions
+of the BSD License which accompanies this distribution.  The
+full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef _EDKII_PEI_SD_MMC_HOST_CONTROLLER_PPI_H_
+#define _EDKII_PEI_SD_MMC_HOST_CONTROLLER_PPI_H_
+
+///
+/// Global ID for the EDKII_SD_MMC_HOST_CONTROLLER_PPI.
+///
+#define EDKII_SD_MMC_HOST_CONTROLLER_PPI_GUID \
+  { \
+    0xb30dfeed, 0x947f, 0x4396, { 0xb1, 0x5a, 0xdf, 0xbd, 0xb9, 0x16, 0xdc, 0x24 } \
+  }
+
+///
+/// Forward declaration for the SD_MMC_HOST_CONTROLLER_PPI.
+///
+typedef struct _EDKII_SD_MMC_HOST_CONTROLLER_PPI  EDKII_SD_MMC_HOST_CONTROLLER_PPI;
+
+/**
+  Get the MMIO base address of SD/MMC host controller.
+
+  @param[in]     This            The protocol instance pointer.
+  @param[in]     ControllerId    The ID of the SD/MMC host controller.
+  @param[in,out] MmioBar         The pointer to store the array of available
+                                 SD/MMC host controller slot MMIO base addresses.
+                                 The entry number of the array is specified by BarNum.
+  @param[out]    BarNum          The pointer to store the supported bar number.
+
+  @retval EFI_SUCCESS            The operation succeeds.
+  @retval EFI_INVALID_PARAMETER  The parameters are invalid.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EDKII_SD_MMC_HC_GET_MMIO_BAR)(
+  IN     EDKII_SD_MMC_HOST_CONTROLLER_PPI *This,
+  IN     UINT8                            ControllerId,
+  IN OUT UINTN                            **MmioBar,
+     OUT UINT8                            *BarNum
+  );
+
+///
+/// This PPI contains a set of services to interact with the SD_MMC host controller.
+///
+struct _EDKII_SD_MMC_HOST_CONTROLLER_PPI {
+  EDKII_SD_MMC_HC_GET_MMIO_BAR               GetSdMmcHcMmioBar;
+};
+
+extern EFI_GUID gEdkiiPeiSdMmcHostControllerPpiGuid;
+
+#endif