1 files changed, 60 insertions, 0 deletions
diff --git a/MdeModulePkg/Include/Ppi/UfsHostController.h b/MdeModulePkg/Include/Ppi/UfsHostController.h
new file mode 100644
index 0000000000..129636580e
--- /dev/null
+++ b/MdeModulePkg/Include/Ppi/UfsHostController.h
@@ -0,0 +1,60 @@
+/** @file
+
+Copyright (c) 2014, 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_UFS_HOST_CONTROLLER_PPI_H_
+#define _EDKII_PEI_UFS_HOST_CONTROLLER_PPI_H_
+
+///
+/// Global ID for the EDKII_UFS_HOST_CONTROLLER_PPI.
+///
+#define EDKII_UFS_HOST_CONTROLLER_PPI_GUID \
+  { \
+    0xdc54b283, 0x1a77, 0x4cd6, { 0x83, 0xbb, 0xfd, 0xda, 0x46, 0x9a, 0x2e, 0xc6 } \
+  }
+
+///
+/// Forward declaration for the UFS_HOST_CONTROLLER_PPI.
+///
+typedef struct _EDKII_UFS_HOST_CONTROLLER_PPI  EDKII_UFS_HOST_CONTROLLER_PPI;
+
+/**
+  Get the MMIO base address of UFS host controller.
+
+  @param[in]  This               The protocol instance pointer.
+  @param[in]  ControllerId       The ID of the UFS host controller.
+  @param[out] MmioBar            Pointer to the UFS host controller MMIO base address.
+
+  @retval EFI_SUCCESS            The operation succeeds.
+  @retval EFI_INVALID_PARAMETER  The parameters are invalid.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EDKII_UFS_HC_GET_MMIO_BAR)(
+  IN     EDKII_UFS_HOST_CONTROLLER_PPI    *This,
+  IN     UINT8                            ControllerId,
+     OUT UINTN                            *MmioBar
+  );
+
+///
+/// This PPI contains a set of services to interact with the UFS host controller.
+///
+struct _EDKII_UFS_HOST_CONTROLLER_PPI {
+  EDKII_UFS_HC_GET_MMIO_BAR               GetUfsHcMmioBar;
+};
+
+extern EFI_GUID gEdkiiPeiUfsHostControllerPpiGuid;
+
+#endif