diff mbox

[Linaro-uefi,v4,14/56] Platform/Hisilicon: Import AcpiPlatformDxe driver from MdeModulePkg

Message ID 1479544691-59575-15-git-send-email-heyi.guo@linaro.org
State Accepted
Commit cfd463ca2ab9ee800c116ea136b866bf412ac4b9
Headers show

Commit Message

gary guo Nov. 19, 2016, 8:37 a.m. UTC
We'd like to update ACPI tables during post, so we first copy the
AcpiPlatformDxe driver from MdeModulePkg, and then we will add the
feature of updating Acpi tables by another commit.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Heyi Guo <heyi.guo@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
---
 .../Drivers/HisiAcpiPlatformDxe/AcpiPlatform.c     | 260 +++++++++++++++++++++
 .../Drivers/HisiAcpiPlatformDxe/AcpiPlatform.uni   |  22 ++
 .../HisiAcpiPlatformDxe/AcpiPlatformDxe.inf        |  56 +++++
 .../HisiAcpiPlatformDxe/AcpiPlatformExtra.uni      |  20 ++
 4 files changed, 358 insertions(+)
 create mode 100644 Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.c
 create mode 100644 Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.uni
 create mode 100644 Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformDxe.inf
 create mode 100644 Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformExtra.uni

Comments

Leif Lindholm Nov. 29, 2016, 5:26 p.m. UTC | #1
On Sat, Nov 19, 2016 at 04:37:29PM +0800, Heyi Guo wrote:
> We'd like to update ACPI tables during post, so we first copy the
> AcpiPlatformDxe driver from MdeModulePkg, and then we will add the
> feature of updating Acpi tables by another commit.
> 
> Contributed-under: TianoCore Contribution Agreement 1.0
> Signed-off-by: Heyi Guo <heyi.guo@linaro.org>
> Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>

Pushed as cfd463ca2ab9ee800c116ea136b866bf412ac4b9.

> ---
>  .../Drivers/HisiAcpiPlatformDxe/AcpiPlatform.c     | 260 +++++++++++++++++++++
>  .../Drivers/HisiAcpiPlatformDxe/AcpiPlatform.uni   |  22 ++
>  .../HisiAcpiPlatformDxe/AcpiPlatformDxe.inf        |  56 +++++
>  .../HisiAcpiPlatformDxe/AcpiPlatformExtra.uni      |  20 ++
>  4 files changed, 358 insertions(+)
>  create mode 100644 Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.c
>  create mode 100644 Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.uni
>  create mode 100644 Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformDxe.inf
>  create mode 100644 Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformExtra.uni
> 
> diff --git a/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.c b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.c
> new file mode 100644
> index 0000000..5b679fa
> --- /dev/null
> +++ b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.c
> @@ -0,0 +1,260 @@
> +/** @file
> +  Sample ACPI Platform Driver
> +
> +  Copyright (c) 2008 - 2011, 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.
> +
> +**/
> +
> +#include <PiDxe.h>
> +
> +#include <Protocol/AcpiTable.h>
> +#include <Protocol/FirmwareVolume2.h>
> +
> +#include <Library/BaseLib.h>
> +#include <Library/UefiBootServicesTableLib.h>
> +#include <Library/DebugLib.h>
> +#include <Library/PcdLib.h>
> +
> +#include <IndustryStandard/Acpi.h>
> +
> +/**
> +  Locate the first instance of a protocol.  If the protocol requested is an
> +  FV protocol, then it will return the first FV that contains the ACPI table
> +  storage file.
> +
> +  @param  Instance      Return pointer to the first instance of the protocol
> +
> +  @return EFI_SUCCESS           The function completed successfully.
> +  @return EFI_NOT_FOUND         The protocol could not be located.
> +  @return EFI_OUT_OF_RESOURCES  There are not enough resources to find the protocol.
> +
> +**/
> +EFI_STATUS
> +LocateFvInstanceWithTables (
> +  OUT EFI_FIRMWARE_VOLUME2_PROTOCOL **Instance
> +  )
> +{
> +  EFI_STATUS                    Status;
> +  EFI_HANDLE                    *HandleBuffer;
> +  UINTN                         NumberOfHandles;
> +  EFI_FV_FILETYPE               FileType;
> +  UINT32                        FvStatus;
> +  EFI_FV_FILE_ATTRIBUTES        Attributes;
> +  UINTN                         Size;
> +  UINTN                         Index;
> +  EFI_FIRMWARE_VOLUME2_PROTOCOL *FvInstance;
> +
> +  FvStatus = 0;
> +
> +  //
> +  // Locate protocol.
> +  //
> +  Status = gBS->LocateHandleBuffer (
> +                   ByProtocol,
> +                   &gEfiFirmwareVolume2ProtocolGuid,
> +                   NULL,
> +                   &NumberOfHandles,
> +                   &HandleBuffer
> +                   );
> +  if (EFI_ERROR (Status)) {
> +    //
> +    // Defined errors at this time are not found and out of resources.
> +    //
> +    return Status;
> +  }
> +
> +
> +
> +  //
> +  // Looking for FV with ACPI storage file
> +  //
> +
> +  for (Index = 0; Index < NumberOfHandles; Index++) {
> +    //
> +    // Get the protocol on this handle
> +    // This should not fail because of LocateHandleBuffer
> +    //
> +    Status = gBS->HandleProtocol (
> +                     HandleBuffer[Index],
> +                     &gEfiFirmwareVolume2ProtocolGuid,
> +                     (VOID**) &FvInstance
> +                     );
> +    ASSERT_EFI_ERROR (Status);
> +
> +    //
> +    // See if it has the ACPI storage file
> +    //
> +    Status = FvInstance->ReadFile (
> +                           FvInstance,
> +                           (EFI_GUID*)PcdGetPtr (PcdAcpiTableStorageFile),
> +                           NULL,
> +                           &Size,
> +                           &FileType,
> +                           &Attributes,
> +                           &FvStatus
> +                           );
> +
> +    //
> +    // If we found it, then we are done
> +    //
> +    if (Status == EFI_SUCCESS) {
> +      *Instance = FvInstance;
> +      break;
> +    }
> +  }
> +
> +  //
> +  // Our exit status is determined by the success of the previous operations
> +  // If the protocol was found, Instance already points to it.
> +  //
> +
> +  //
> +  // Free any allocated buffers
> +  //
> +  gBS->FreePool (HandleBuffer);
> +
> +  return Status;
> +}
> +
> +
> +/**
> +  This function calculates and updates an UINT8 checksum.
> +
> +  @param  Buffer          Pointer to buffer to checksum
> +  @param  Size            Number of bytes to checksum
> +
> +**/
> +VOID
> +AcpiPlatformChecksum (
> +  IN UINT8      *Buffer,
> +  IN UINTN      Size
> +  )
> +{
> +  UINTN ChecksumOffset;
> +
> +  ChecksumOffset = OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER, Checksum);
> +
> +  //
> +  // Set checksum to 0 first
> +  //
> +  Buffer[ChecksumOffset] = 0;
> +
> +  //
> +  // Update checksum value
> +  //
> +  Buffer[ChecksumOffset] = CalculateCheckSum8(Buffer, Size);
> +}
> +
> +
> +/**
> +  Entrypoint of Acpi Platform driver.
> +
> +  @param  ImageHandle
> +  @param  SystemTable
> +
> +  @return EFI_SUCCESS
> +  @return EFI_LOAD_ERROR
> +  @return EFI_OUT_OF_RESOURCES
> +
> +**/
> +EFI_STATUS
> +EFIAPI
> +AcpiPlatformEntryPoint (
> +  IN EFI_HANDLE         ImageHandle,
> +  IN EFI_SYSTEM_TABLE   *SystemTable
> +  )
> +{
> +  EFI_STATUS                     Status;
> +  EFI_ACPI_TABLE_PROTOCOL        *AcpiTable;
> +  EFI_FIRMWARE_VOLUME2_PROTOCOL  *FwVol;
> +  INTN                           Instance;
> +  EFI_ACPI_COMMON_HEADER         *CurrentTable;
> +  UINTN                          TableHandle;
> +  UINT32                         FvStatus;
> +  UINTN                          TableSize;
> +  UINTN                          Size;
> +
> +  Instance     = 0;
> +  CurrentTable = NULL;
> +  TableHandle  = 0;
> +
> +  //
> +  // Find the AcpiTable protocol
> +  //
> +  Status = gBS->LocateProtocol (&gEfiAcpiTableProtocolGuid, NULL, (VOID**)&AcpiTable);
> +  if (EFI_ERROR (Status)) {
> +    return EFI_ABORTED;
> +  }
> +
> +  //
> +  // Locate the firmware volume protocol
> +  //
> +  Status = LocateFvInstanceWithTables (&FwVol);
> +  if (EFI_ERROR (Status)) {
> +    return EFI_ABORTED;
> +  }
> +  //
> +  // Read tables from the storage file.
> +  //
> +  while (Status == EFI_SUCCESS) {
> +
> +    Status = FwVol->ReadSection (
> +                      FwVol,
> +                      (EFI_GUID*)PcdGetPtr (PcdAcpiTableStorageFile),
> +                      EFI_SECTION_RAW,
> +                      Instance,
> +                      (VOID**) &CurrentTable,
> +                      &Size,
> +                      &FvStatus
> +                      );
> +    if (!EFI_ERROR(Status)) {
> +      //
> +      // Add the table
> +      //
> +      TableHandle = 0;
> +
> +      TableSize = ((EFI_ACPI_DESCRIPTION_HEADER *) CurrentTable)->Length;
> +      ASSERT (Size >= TableSize);
> +
> +      //
> +      // Checksum ACPI table
> +      //
> +      AcpiPlatformChecksum ((UINT8*)CurrentTable, TableSize);
> +
> +      //
> +      // Install ACPI table
> +      //
> +      Status = AcpiTable->InstallAcpiTable (
> +                            AcpiTable,
> +                            CurrentTable,
> +                            TableSize,
> +                            &TableHandle
> +                            );
> +
> +      //
> +      // Free memory allocated by ReadSection
> +      //
> +      gBS->FreePool (CurrentTable);
> +
> +      if (EFI_ERROR(Status)) {
> +        return EFI_ABORTED;
> +      }
> +
> +      //
> +      // Increment the instance
> +      //
> +      Instance++;
> +      CurrentTable = NULL;
> +    }
> +  }
> +
> +  return EFI_SUCCESS;
> +}
> +
> diff --git a/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.uni b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.uni
> new file mode 100644
> index 0000000..1275549
> --- /dev/null
> +++ b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.uni
> @@ -0,0 +1,22 @@
> +// /** @file
> +// Sample ACPI Platform Driver
> +//
> +// Sample ACPI Platform Driver
> +//
> +// Copyright (c) 2008 - 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.
> +//
> +// **/
> +
> +
> +#string STR_MODULE_ABSTRACT             #language en-US "Sample ACPI Platform Driver"
> +
> +#string STR_MODULE_DESCRIPTION          #language en-US "Sample ACPI Platform Driver"
> +
> diff --git a/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformDxe.inf b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformDxe.inf
> new file mode 100644
> index 0000000..80ff49b
> --- /dev/null
> +++ b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformDxe.inf
> @@ -0,0 +1,56 @@
> +## @file
> +#  Sample ACPI Platform Driver
> +#
> +#  Copyright (c) 2008 - 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.
> +#
> +##
> +
> +[Defines]
> +  INF_VERSION                    = 0x00010005
> +  BASE_NAME                      = AcpiPlatform
> +  MODULE_UNI_FILE                = AcpiPlatform.uni
> +  FILE_GUID                      = cb933912-df8f-4305-b1f9-7b44fa11395c
> +  MODULE_TYPE                    = DXE_DRIVER
> +  VERSION_STRING                 = 1.0
> +  ENTRY_POINT                    = AcpiPlatformEntryPoint
> +
> +#
> +# The following information is for reference only and not required by the build tools.
> +#
> +#  VALID_ARCHITECTURES           = IA32 X64 IPF EBC
> +#
> +
> +[Sources]
> +  AcpiPlatform.c
> +
> +[Packages]
> +  MdePkg/MdePkg.dec
> +  MdeModulePkg/MdeModulePkg.dec
> +
> +[LibraryClasses]
> +  UefiLib
> +  DxeServicesLib
> +  PcdLib
> +  BaseMemoryLib
> +  DebugLib
> +  UefiBootServicesTableLib
> +  UefiDriverEntryPoint
> +
> +[Protocols]
> +  gEfiAcpiTableProtocolGuid                     ## CONSUMES
> +
> +[Pcd]
> +  gEfiMdeModulePkgTokenSpaceGuid.PcdAcpiTableStorageFile    ## CONSUMES
> +
> +[Depex]
> +  gEfiAcpiTableProtocolGuid
> +
> +[UserExtensions.TianoCore."ExtraFiles"]
> +  AcpiPlatformExtra.uni
> diff --git a/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformExtra.uni b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformExtra.uni
> new file mode 100644
> index 0000000..4c21968
> --- /dev/null
> +++ b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformExtra.uni
> @@ -0,0 +1,20 @@
> +// /** @file
> +// AcpiPlatform Localized Strings and Content
> +//
> +// Copyright (c) 2013 - 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.
> +//
> +// **/
> +
> +#string STR_PROPERTIES_MODULE_NAME
> +#language en-US
> +"ACPI Platform Sample DXE Driver"
> +
> +
> -- 
> 1.9.1
>
diff mbox

Patch

diff --git a/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.c b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.c
new file mode 100644
index 0000000..5b679fa
--- /dev/null
+++ b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.c
@@ -0,0 +1,260 @@ 
+/** @file
+  Sample ACPI Platform Driver
+
+  Copyright (c) 2008 - 2011, 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.
+
+**/
+
+#include <PiDxe.h>
+
+#include <Protocol/AcpiTable.h>
+#include <Protocol/FirmwareVolume2.h>
+
+#include <Library/BaseLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/DebugLib.h>
+#include <Library/PcdLib.h>
+
+#include <IndustryStandard/Acpi.h>
+
+/**
+  Locate the first instance of a protocol.  If the protocol requested is an
+  FV protocol, then it will return the first FV that contains the ACPI table
+  storage file.
+
+  @param  Instance      Return pointer to the first instance of the protocol
+
+  @return EFI_SUCCESS           The function completed successfully.
+  @return EFI_NOT_FOUND         The protocol could not be located.
+  @return EFI_OUT_OF_RESOURCES  There are not enough resources to find the protocol.
+
+**/
+EFI_STATUS
+LocateFvInstanceWithTables (
+  OUT EFI_FIRMWARE_VOLUME2_PROTOCOL **Instance
+  )
+{
+  EFI_STATUS                    Status;
+  EFI_HANDLE                    *HandleBuffer;
+  UINTN                         NumberOfHandles;
+  EFI_FV_FILETYPE               FileType;
+  UINT32                        FvStatus;
+  EFI_FV_FILE_ATTRIBUTES        Attributes;
+  UINTN                         Size;
+  UINTN                         Index;
+  EFI_FIRMWARE_VOLUME2_PROTOCOL *FvInstance;
+
+  FvStatus = 0;
+
+  //
+  // Locate protocol.
+  //
+  Status = gBS->LocateHandleBuffer (
+                   ByProtocol,
+                   &gEfiFirmwareVolume2ProtocolGuid,
+                   NULL,
+                   &NumberOfHandles,
+                   &HandleBuffer
+                   );
+  if (EFI_ERROR (Status)) {
+    //
+    // Defined errors at this time are not found and out of resources.
+    //
+    return Status;
+  }
+
+
+
+  //
+  // Looking for FV with ACPI storage file
+  //
+
+  for (Index = 0; Index < NumberOfHandles; Index++) {
+    //
+    // Get the protocol on this handle
+    // This should not fail because of LocateHandleBuffer
+    //
+    Status = gBS->HandleProtocol (
+                     HandleBuffer[Index],
+                     &gEfiFirmwareVolume2ProtocolGuid,
+                     (VOID**) &FvInstance
+                     );
+    ASSERT_EFI_ERROR (Status);
+
+    //
+    // See if it has the ACPI storage file
+    //
+    Status = FvInstance->ReadFile (
+                           FvInstance,
+                           (EFI_GUID*)PcdGetPtr (PcdAcpiTableStorageFile),
+                           NULL,
+                           &Size,
+                           &FileType,
+                           &Attributes,
+                           &FvStatus
+                           );
+
+    //
+    // If we found it, then we are done
+    //
+    if (Status == EFI_SUCCESS) {
+      *Instance = FvInstance;
+      break;
+    }
+  }
+
+  //
+  // Our exit status is determined by the success of the previous operations
+  // If the protocol was found, Instance already points to it.
+  //
+
+  //
+  // Free any allocated buffers
+  //
+  gBS->FreePool (HandleBuffer);
+
+  return Status;
+}
+
+
+/**
+  This function calculates and updates an UINT8 checksum.
+
+  @param  Buffer          Pointer to buffer to checksum
+  @param  Size            Number of bytes to checksum
+
+**/
+VOID
+AcpiPlatformChecksum (
+  IN UINT8      *Buffer,
+  IN UINTN      Size
+  )
+{
+  UINTN ChecksumOffset;
+
+  ChecksumOffset = OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER, Checksum);
+
+  //
+  // Set checksum to 0 first
+  //
+  Buffer[ChecksumOffset] = 0;
+
+  //
+  // Update checksum value
+  //
+  Buffer[ChecksumOffset] = CalculateCheckSum8(Buffer, Size);
+}
+
+
+/**
+  Entrypoint of Acpi Platform driver.
+
+  @param  ImageHandle
+  @param  SystemTable
+
+  @return EFI_SUCCESS
+  @return EFI_LOAD_ERROR
+  @return EFI_OUT_OF_RESOURCES
+
+**/
+EFI_STATUS
+EFIAPI
+AcpiPlatformEntryPoint (
+  IN EFI_HANDLE         ImageHandle,
+  IN EFI_SYSTEM_TABLE   *SystemTable
+  )
+{
+  EFI_STATUS                     Status;
+  EFI_ACPI_TABLE_PROTOCOL        *AcpiTable;
+  EFI_FIRMWARE_VOLUME2_PROTOCOL  *FwVol;
+  INTN                           Instance;
+  EFI_ACPI_COMMON_HEADER         *CurrentTable;
+  UINTN                          TableHandle;
+  UINT32                         FvStatus;
+  UINTN                          TableSize;
+  UINTN                          Size;
+
+  Instance     = 0;
+  CurrentTable = NULL;
+  TableHandle  = 0;
+
+  //
+  // Find the AcpiTable protocol
+  //
+  Status = gBS->LocateProtocol (&gEfiAcpiTableProtocolGuid, NULL, (VOID**)&AcpiTable);
+  if (EFI_ERROR (Status)) {
+    return EFI_ABORTED;
+  }
+
+  //
+  // Locate the firmware volume protocol
+  //
+  Status = LocateFvInstanceWithTables (&FwVol);
+  if (EFI_ERROR (Status)) {
+    return EFI_ABORTED;
+  }
+  //
+  // Read tables from the storage file.
+  //
+  while (Status == EFI_SUCCESS) {
+
+    Status = FwVol->ReadSection (
+                      FwVol,
+                      (EFI_GUID*)PcdGetPtr (PcdAcpiTableStorageFile),
+                      EFI_SECTION_RAW,
+                      Instance,
+                      (VOID**) &CurrentTable,
+                      &Size,
+                      &FvStatus
+                      );
+    if (!EFI_ERROR(Status)) {
+      //
+      // Add the table
+      //
+      TableHandle = 0;
+
+      TableSize = ((EFI_ACPI_DESCRIPTION_HEADER *) CurrentTable)->Length;
+      ASSERT (Size >= TableSize);
+
+      //
+      // Checksum ACPI table
+      //
+      AcpiPlatformChecksum ((UINT8*)CurrentTable, TableSize);
+
+      //
+      // Install ACPI table
+      //
+      Status = AcpiTable->InstallAcpiTable (
+                            AcpiTable,
+                            CurrentTable,
+                            TableSize,
+                            &TableHandle
+                            );
+
+      //
+      // Free memory allocated by ReadSection
+      //
+      gBS->FreePool (CurrentTable);
+
+      if (EFI_ERROR(Status)) {
+        return EFI_ABORTED;
+      }
+
+      //
+      // Increment the instance
+      //
+      Instance++;
+      CurrentTable = NULL;
+    }
+  }
+
+  return EFI_SUCCESS;
+}
+
diff --git a/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.uni b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.uni
new file mode 100644
index 0000000..1275549
--- /dev/null
+++ b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatform.uni
@@ -0,0 +1,22 @@ 
+// /** @file
+// Sample ACPI Platform Driver
+//
+// Sample ACPI Platform Driver
+//
+// Copyright (c) 2008 - 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.
+//
+// **/
+
+
+#string STR_MODULE_ABSTRACT             #language en-US "Sample ACPI Platform Driver"
+
+#string STR_MODULE_DESCRIPTION          #language en-US "Sample ACPI Platform Driver"
+
diff --git a/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformDxe.inf b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformDxe.inf
new file mode 100644
index 0000000..80ff49b
--- /dev/null
+++ b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformDxe.inf
@@ -0,0 +1,56 @@ 
+## @file
+#  Sample ACPI Platform Driver
+#
+#  Copyright (c) 2008 - 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.
+#
+##
+
+[Defines]
+  INF_VERSION                    = 0x00010005
+  BASE_NAME                      = AcpiPlatform
+  MODULE_UNI_FILE                = AcpiPlatform.uni
+  FILE_GUID                      = cb933912-df8f-4305-b1f9-7b44fa11395c
+  MODULE_TYPE                    = DXE_DRIVER
+  VERSION_STRING                 = 1.0
+  ENTRY_POINT                    = AcpiPlatformEntryPoint
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+#  VALID_ARCHITECTURES           = IA32 X64 IPF EBC
+#
+
+[Sources]
+  AcpiPlatform.c
+
+[Packages]
+  MdePkg/MdePkg.dec
+  MdeModulePkg/MdeModulePkg.dec
+
+[LibraryClasses]
+  UefiLib
+  DxeServicesLib
+  PcdLib
+  BaseMemoryLib
+  DebugLib
+  UefiBootServicesTableLib
+  UefiDriverEntryPoint
+
+[Protocols]
+  gEfiAcpiTableProtocolGuid                     ## CONSUMES
+
+[Pcd]
+  gEfiMdeModulePkgTokenSpaceGuid.PcdAcpiTableStorageFile    ## CONSUMES
+
+[Depex]
+  gEfiAcpiTableProtocolGuid
+
+[UserExtensions.TianoCore."ExtraFiles"]
+  AcpiPlatformExtra.uni
diff --git a/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformExtra.uni b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformExtra.uni
new file mode 100644
index 0000000..4c21968
--- /dev/null
+++ b/Chips/Hisilicon/Drivers/HisiAcpiPlatformDxe/AcpiPlatformExtra.uni
@@ -0,0 +1,20 @@ 
+// /** @file
+// AcpiPlatform Localized Strings and Content
+//
+// Copyright (c) 2013 - 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.
+//
+// **/
+
+#string STR_PROPERTIES_MODULE_NAME
+#language en-US
+"ACPI Platform Sample DXE Driver"
+
+