diff options
Diffstat (limited to 'MdeModulePkg/Bus/Pci/UfsPciHcDxe/UfsPciHcDxe.h')
| -rw-r--r-- | MdeModulePkg/Bus/Pci/UfsPciHcDxe/UfsPciHcDxe.h | 60 |
1 files changed, 59 insertions, 1 deletions
diff --git a/MdeModulePkg/Bus/Pci/UfsPciHcDxe/UfsPciHcDxe.h b/MdeModulePkg/Bus/Pci/UfsPciHcDxe/UfsPciHcDxe.h index f3b7eab24a..89f19feb7a 100644 --- a/MdeModulePkg/Bus/Pci/UfsPciHcDxe/UfsPciHcDxe.h +++ b/MdeModulePkg/Bus/Pci/UfsPciHcDxe/UfsPciHcDxe.h @@ -2,7 +2,7 @@ UfsHcDxe driver is used to provide platform-dependent info, mainly UFS host controller
MMIO base, to upper layer UFS drivers.
- Copyright (c) 2014, Intel Corporation. All rights reserved.<BR>
+ Copyright (c) 2014 - 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
@@ -19,6 +19,7 @@ #include <Uefi.h>
#include <IndustryStandard/Pci.h>
+#include <IndustryStandard/Acpi.h>
#include <Protocol/ComponentName.h>
#include <Protocol/ComponentName2.h>
@@ -56,6 +57,7 @@ struct _UFS_HOST_CONTROLLER_PRIVATE_DATA { EDKII_UFS_HOST_CONTROLLER_PROTOCOL UfsHc;
EFI_PCI_IO_PROTOCOL *PciIo;
+ UINT8 BarIndex;
UINT64 PciAttributes;
};
@@ -450,4 +452,60 @@ UfsHcFlush ( IN EDKII_UFS_HOST_CONTROLLER_PROTOCOL *This
);
+/**
+ Enable a UFS bus driver to access UFS MMIO registers in the UFS Host Controller memory space.
+
+ @param This A pointer to the EDKII_UFS_HOST_CONTROLLER_PROTOCOL instance.
+ @param Width Signifies the width of the memory operations.
+ @param Offset The offset within the UFS Host Controller MMIO space to start the
+ memory operation.
+ @param Count The number of memory operations to perform.
+ @param Buffer For read operations, the destination buffer to store the results.
+ For write operations, the source buffer to write data from.
+
+ @retval EFI_SUCCESS The data was read from or written to the UFS host controller.
+ @retval EFI_UNSUPPORTED The address range specified by Offset, Width, and Count is not
+ valid for the UFS Host Controller memory space.
+ @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.
+ @retval EFI_INVALID_PARAMETER One or more parameters are invalid.
+
+**/
+EFI_STATUS
+EFIAPI
+UfsHcMmioRead (
+ IN EDKII_UFS_HOST_CONTROLLER_PROTOCOL *This,
+ IN EDKII_UFS_HOST_CONTROLLER_PROTOCOL_WIDTH Width,
+ IN UINT64 Offset,
+ IN UINTN Count,
+ IN OUT VOID *Buffer
+ );
+
+/**
+ Enable a UFS bus driver to access UFS MMIO registers in the UFS Host Controller memory space.
+
+ @param This A pointer to the EDKII_UFS_HOST_CONTROLLER_PROTOCOL instance.
+ @param Width Signifies the width of the memory operations.
+ @param Offset The offset within the UFS Host Controller MMIO space to start the
+ memory operation.
+ @param Count The number of memory operations to perform.
+ @param Buffer For read operations, the destination buffer to store the results.
+ For write operations, the source buffer to write data from.
+
+ @retval EFI_SUCCESS The data was read from or written to the UFS host controller.
+ @retval EFI_UNSUPPORTED The address range specified by Offset, Width, and Count is not
+ valid for the UFS Host Controller memory space.
+ @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.
+ @retval EFI_INVALID_PARAMETER One or more parameters are invalid.
+
+**/
+EFI_STATUS
+EFIAPI
+UfsHcMmioWrite (
+ IN EDKII_UFS_HOST_CONTROLLER_PROTOCOL *This,
+ IN EDKII_UFS_HOST_CONTROLLER_PROTOCOL_WIDTH Width,
+ IN UINT64 Offset,
+ IN UINTN Count,
+ IN OUT VOID *Buffer
+ );
+
#endif
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