[Linaro-uefi,3/4] Platforms/zx: Add boot manager lib and entries

Message ID 1502287959-16806-3-git-send-email-jun.nie@linaro.org
State New
Headers show
Series
  • [Linaro-uefi,1/4] Platforms: Add Sanchip Zx296718 basic library
Related show

Commit Message

Jun Nie Aug. 9, 2017, 2:12 p.m.
Add boot manager lib and entries, including Android and Grub.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jun Nie <jun.nie@linaro.org>
---
 .../Drivers/Zx296718EvbDxe/Zx296718EvbDxe.c        | 105 ++++++
 .../Drivers/Zx296718EvbDxe/Zx296718EvbDxe.inf      |  66 ++++
 .../Library/PlatformBootManagerLib/PlatformBm.c    | 404 +++++++++++++++++++++
 .../Library/PlatformBootManagerLib/PlatformBm.h    |  30 ++
 .../PlatformBootManagerLib.inf                     |  91 +++++
 Silicon/Sanchip/SanchipPkg.dec                     |  29 ++
 6 files changed, 725 insertions(+)
 create mode 100644 Platform/Sanchip/Zx296718Evb/Drivers/Zx296718EvbDxe/Zx296718EvbDxe.c
 create mode 100644 Platform/Sanchip/Zx296718Evb/Drivers/Zx296718EvbDxe/Zx296718EvbDxe.inf
 create mode 100644 Silicon/Sanchip/Library/PlatformBootManagerLib/PlatformBm.c
 create mode 100644 Silicon/Sanchip/Library/PlatformBootManagerLib/PlatformBm.h
 create mode 100644 Silicon/Sanchip/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf
 create mode 100644 Silicon/Sanchip/SanchipPkg.dec

Patch

diff --git a/Platform/Sanchip/Zx296718Evb/Drivers/Zx296718EvbDxe/Zx296718EvbDxe.c b/Platform/Sanchip/Zx296718Evb/Drivers/Zx296718EvbDxe/Zx296718EvbDxe.c
new file mode 100644
index 0000000..47d02bf
--- /dev/null
+++ b/Platform/Sanchip/Zx296718Evb/Drivers/Zx296718EvbDxe/Zx296718EvbDxe.c
@@ -0,0 +1,105 @@ 
+/** @file
+*
+*  Copyright (C) 2017 Sanechips Technology Co., Ltd.
+*  Copyright (c) 2017, Linaro Ltd.
+*
+*  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 <Library/BaseMemoryLib.h>
+#include <Library/BdsLib.h>
+#include <Library/CacheMaintenanceLib.h>
+#include <Library/DebugLib.h>
+#include <Library/DevicePathLib.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/PrintLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/UefiLib.h>
+#include <Library/UefiRuntimeServicesTableLib.h>
+
+#include <Protocol/AndroidBootImg.h>
+#include <Protocol/BlockIo.h>
+
+#include <libfdt.h>
+
+EFI_STATUS
+EFIAPI
+AndroidBootImgAppendKernelArgs (
+  IN CHAR16            *Args,
+  IN UINTN              Size
+  )
+{
+  UnicodeSPrint (
+    Args + StrLen (Args), Size - StrLen (Args), L" efi=noruntime");
+  return EFI_SUCCESS;
+}
+
+EFI_STATUS
+EFIAPI
+AndroidBootImgUpdateDtb (
+  IN  EFI_PHYSICAL_ADDRESS        OrigFdtBase,
+  OUT EFI_PHYSICAL_ADDRESS       *NewFdtBase
+  )
+{
+  UINTN             FdtSize, NumPages;
+  INTN              err;
+  EFI_STATUS        Status;
+
+  //
+  // Store the FDT as Runtime Service Data to prevent the Kernel from
+  // overwritting its data.
+  //
+  FdtSize = fdt_totalsize ((VOID *)(UINTN)OrigFdtBase);
+  NumPages = EFI_SIZE_TO_PAGES (FdtSize) + 20;
+  Status = gBS->AllocatePages (
+                  AllocateAnyPages, EfiRuntimeServicesData,
+                  NumPages, NewFdtBase);
+  if (EFI_ERROR (Status)) {
+    return EFI_BUFFER_TOO_SMALL;
+  }
+
+  CopyMem (
+    (VOID*)(UINTN)*NewFdtBase,
+    (VOID*)(UINTN)OrigFdtBase,
+    FdtSize
+    );
+
+  fdt_pack ((VOID*)(UINTN)*NewFdtBase);
+  err = fdt_check_header ((VOID*)(UINTN)*NewFdtBase);
+  if (err != 0) {
+    DEBUG ((DEBUG_ERROR, "ERROR: Device Tree header not valid (err:%d)\n", err));
+    gBS->FreePages (*NewFdtBase, NumPages);
+    return EFI_INVALID_PARAMETER;
+  }
+  return EFI_SUCCESS;
+}
+
+ANDROID_BOOTIMG_PROTOCOL mAndroidBootImg = {
+  AndroidBootImgAppendKernelArgs,
+  AndroidBootImgUpdateDtb
+};
+
+EFI_STATUS
+EFIAPI
+Zx296718EvbEntryPoint (
+  IN EFI_HANDLE         ImageHandle,
+  IN EFI_SYSTEM_TABLE   *SystemTable
+  )
+{
+  EFI_STATUS           Status;
+
+  Status = gBS->InstallProtocolInterface (
+                  &ImageHandle,
+                  &gAndroidBootImgProtocolGuid,
+                  EFI_NATIVE_INTERFACE,
+                  &mAndroidBootImg
+                  );
+  return Status;
+}
diff --git a/Platform/Sanchip/Zx296718Evb/Drivers/Zx296718EvbDxe/Zx296718EvbDxe.inf b/Platform/Sanchip/Zx296718Evb/Drivers/Zx296718EvbDxe/Zx296718EvbDxe.inf
new file mode 100644
index 0000000..03982d1
--- /dev/null
+++ b/Platform/Sanchip/Zx296718Evb/Drivers/Zx296718EvbDxe/Zx296718EvbDxe.inf
@@ -0,0 +1,66 @@ 
+#
+#  Copyright (C) 2017 Sanechips Technology Co., Ltd.
+#  Copyright (c) 2017, Linaro Ltd.
+#
+#  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                      = Zx296718EvbDxe
+  FILE_GUID                      = db154b2a-031f-4f3c-9315-c4697ff33e6c
+  MODULE_TYPE                    = DXE_DRIVER
+  VERSION_STRING                 = 1.0
+  ENTRY_POINT                    = Zx296718EvbEntryPoint
+
+[Sources.common]
+  Zx296718EvbDxe.c
+
+[Packages]
+  ArmPkg/ArmPkg.dec
+  EmbeddedPkg/EmbeddedPkg.dec
+  MdePkg/MdePkg.dec
+  MdeModulePkg/MdeModulePkg.dec
+  Platform/Sanchip/Zx296718Evb/Zx296718Evb.dec
+
+[LibraryClasses]
+  BaseMemoryLib
+  BdsLib
+  CacheMaintenanceLib
+  DebugLib
+  DxeServicesLib
+  DxeServicesTableLib
+  FdtLib
+  IoLib
+  PcdLib
+  PrintLib
+  SerialPortLib
+  TimerLib
+  UefiBootServicesTableLib
+  UefiRuntimeServicesTableLib
+  UefiLib
+  UefiDriverEntryPoint
+
+[Guids]
+  gEfiEndOfDxeEventGroupGuid
+  gEfiFileInfoGuid
+  gEfiGlobalVariableGuid
+  gFdtTableGuid
+  gFdtVariableGuid
+
+[Protocols]
+  gAndroidBootImgProtocolGuid
+  gEfiBlockIoProtocolGuid
+  gEfiDevicePathFromTextProtocolGuid
+  gEfiDevicePathToTextProtocolGuid
+  gEfiDevicePathProtocolGuid
+  gEfiSimpleFileSystemProtocolGuid
+
+[Depex]
+  TRUE
diff --git a/Silicon/Sanchip/Library/PlatformBootManagerLib/PlatformBm.c b/Silicon/Sanchip/Library/PlatformBootManagerLib/PlatformBm.c
new file mode 100644
index 0000000..41861e2
--- /dev/null
+++ b/Silicon/Sanchip/Library/PlatformBootManagerLib/PlatformBm.c
@@ -0,0 +1,404 @@ 
+/** @file
+  Implementation for PlatformBootManagerLib library class interfaces.
+
+  Copyright (C) 2015-2016, Red Hat, Inc.
+  Copyright (c) 2014, ARM Ltd. All rights reserved.<BR>
+  Copyright (c) 2004 - 2016, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2016-2017, Linaro Ltd. 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 <Library/DevicePathLib.h>
+#include <Library/PcdLib.h>
+#include <Library/UefiBootManagerLib.h>
+#include <Library/UefiLib.h>
+#include <Protocol/BlockIo.h>
+#include <Protocol/DevicePath.h>
+#include <Protocol/DevicePathFromText.h>
+#include <Protocol/DevicePathToText.h>
+#include <Protocol/LoadedImage.h>
+#include <Guid/EventGroup.h>
+#include <Guid/TtyTerm.h>
+
+#include "PlatformBm.h"
+
+#define DP_NODE_LEN(Type) { (UINT8)sizeof (Type), (UINT8)(sizeof (Type) >> 8) }
+
+#define GRUB_FILE_NAME       L"\\EFI\\BOOT\\GRUBAA64.EFI"
+
+
+#pragma pack (1)
+typedef struct {
+  VENDOR_DEVICE_PATH         SerialDxe;
+  UART_DEVICE_PATH           Uart;
+  VENDOR_DEFINED_DEVICE_PATH TermType;
+  EFI_DEVICE_PATH_PROTOCOL   End;
+} PLATFORM_SERIAL_CONSOLE;
+#pragma pack ()
+
+#define SERIAL_DXE_FILE_GUID { \
+          0xD3987D4B, 0x971A, 0x435F, \
+          { 0x8C, 0xAF, 0x49, 0x67, 0xEB, 0x62, 0x72, 0x41 } \
+          }
+
+STATIC PLATFORM_SERIAL_CONSOLE mSerialConsole = {
+  //
+  // VENDOR_DEVICE_PATH SerialDxe
+  //
+  {
+    { HARDWARE_DEVICE_PATH, HW_VENDOR_DP, DP_NODE_LEN (VENDOR_DEVICE_PATH) },
+    SERIAL_DXE_FILE_GUID
+  },
+
+  //
+  // UART_DEVICE_PATH Uart
+  //
+  {
+    { MESSAGING_DEVICE_PATH, MSG_UART_DP, DP_NODE_LEN (UART_DEVICE_PATH) },
+    0,                                      // Reserved
+    FixedPcdGet64 (PcdUartDefaultBaudRate), // BaudRate
+    FixedPcdGet8 (PcdUartDefaultDataBits),  // DataBits
+    FixedPcdGet8 (PcdUartDefaultParity),    // Parity
+    FixedPcdGet8 (PcdUartDefaultStopBits)   // StopBits
+  },
+
+  //
+  // VENDOR_DEFINED_DEVICE_PATH TermType
+  //
+  {
+    {
+      MESSAGING_DEVICE_PATH, MSG_VENDOR_DP,
+      DP_NODE_LEN (VENDOR_DEFINED_DEVICE_PATH)
+    }
+    //
+    // Guid to be filled in dynamically
+    //
+  },
+
+  //
+  // EFI_DEVICE_PATH_PROTOCOL End
+  //
+  {
+    END_DEVICE_PATH_TYPE, END_ENTIRE_DEVICE_PATH_SUBTYPE,
+    DP_NODE_LEN (EFI_DEVICE_PATH_PROTOCOL)
+  }
+};
+
+/**
+  Check if the handle satisfies a particular condition.
+
+  @param[in] Handle      The handle to check.
+  @param[in] ReportText  A caller-allocated string passed in for reporting
+                         purposes. It must never be NULL.
+
+  @retval TRUE   The condition is satisfied.
+  @retval FALSE  Otherwise. This includes the case when the condition could not
+                 be fully evaluated due to an error.
+**/
+typedef
+BOOLEAN
+(EFIAPI *FILTER_FUNCTION) (
+  IN EFI_HANDLE   Handle,
+  IN CONST CHAR16 *ReportText
+  );
+
+
+/**
+  Process a handle.
+
+  @param[in] Handle      The handle to process.
+  @param[in] ReportText  A caller-allocated string passed in for reporting
+                         purposes. It must never be NULL.
+**/
+typedef
+VOID
+(EFIAPI *CALLBACK_FUNCTION)  (
+  IN EFI_HANDLE   Handle,
+  IN CONST CHAR16 *ReportText
+  );
+
+STATIC
+VOID
+PlatformRegisterFvBootOption (
+  EFI_GUID                         *FileGuid,
+  CHAR16                           *Description,
+  UINT32                           Attributes
+  )
+{
+  EFI_STATUS                        Status;
+  INTN                              OptionIndex;
+  EFI_BOOT_MANAGER_LOAD_OPTION      NewOption;
+  EFI_BOOT_MANAGER_LOAD_OPTION      *BootOptions;
+  UINTN                             BootOptionCount;
+  MEDIA_FW_VOL_FILEPATH_DEVICE_PATH FileNode;
+  EFI_LOADED_IMAGE_PROTOCOL         *LoadedImage;
+  EFI_DEVICE_PATH_PROTOCOL          *DevicePath;
+
+  Status = gBS->HandleProtocol (
+                  gImageHandle,
+                  &gEfiLoadedImageProtocolGuid,
+                  (VOID **) &LoadedImage
+                  );
+  ASSERT_EFI_ERROR (Status);
+
+  EfiInitializeFwVolDevicepathNode (&FileNode, FileGuid);
+  DevicePath = DevicePathFromHandle (LoadedImage->DeviceHandle);
+  ASSERT (DevicePath != NULL);
+  DevicePath = AppendDevicePathNode (
+                 DevicePath,
+                 (EFI_DEVICE_PATH_PROTOCOL *) &FileNode
+                 );
+  ASSERT (DevicePath != NULL);
+
+  Status = EfiBootManagerInitializeLoadOption (
+             &NewOption,
+             LoadOptionNumberUnassigned,
+             LoadOptionTypeBoot,
+             Attributes,
+             Description,
+             DevicePath,
+             NULL,
+             0
+             );
+  ASSERT_EFI_ERROR (Status);
+  FreePool (DevicePath);
+
+  BootOptions = EfiBootManagerGetLoadOptions (
+                  &BootOptionCount, LoadOptionTypeBoot
+                  );
+
+  OptionIndex = EfiBootManagerFindLoadOption (
+                  &NewOption, BootOptions, BootOptionCount
+                  );
+
+  if (OptionIndex == -1) {
+    Status = EfiBootManagerAddLoadOptionVariable (&NewOption, MAX_UINTN);
+    ASSERT_EFI_ERROR (Status);
+  }
+
+  EfiBootManagerFreeLoadOption (&NewOption);
+  EfiBootManagerFreeLoadOptions (BootOptions, BootOptionCount);
+}
+
+
+STATIC
+VOID
+PlatformRegisterBootGrub (
+  VOID
+  )
+{
+  EFI_STATUS                           Status;
+  CHAR16                              *BootPathStr;
+  EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL  *EfiDevicePathFromTextProtocol;
+  EFI_DEVICE_PATH                     *DevicePath;
+  EFI_DEVICE_PATH                     *FileDevicePath;
+  FILEPATH_DEVICE_PATH                *FilePath;
+  UINTN                                Size;
+  EFI_BOOT_MANAGER_LOAD_OPTION         NewOption;
+  EFI_BOOT_MANAGER_LOAD_OPTION        *BootOptions;
+  UINTN                                BootOptionCount;
+  INTN                                 OptionIndex;
+
+  //
+  // Get PcdAndroidBootDevicePath
+  //
+  BootPathStr = (CHAR16 *)PcdGetPtr (PcdAndroidBootDevicePath);
+  ASSERT (BootPathStr != NULL);
+  Status = gBS->LocateProtocol (&gEfiDevicePathFromTextProtocolGuid, NULL,
+                                (VOID **)&EfiDevicePathFromTextProtocol);
+  ASSERT_EFI_ERROR(Status);
+  DevicePath = (EFI_DEVICE_PATH *)EfiDevicePathFromTextProtocol->ConvertTextToDevicePath (BootPathStr);
+  ASSERT (DevicePath != NULL);
+
+  Size = StrSize (GRUB_FILE_NAME);
+  FileDevicePath = AllocatePool (Size + SIZE_OF_FILEPATH_DEVICE_PATH + END_DEVICE_PATH_LENGTH);
+  if (FileDevicePath != NULL) {
+    FilePath = (FILEPATH_DEVICE_PATH *) FileDevicePath;
+    FilePath->Header.Type    = MEDIA_DEVICE_PATH;
+    FilePath->Header.SubType = MEDIA_FILEPATH_DP;
+    CopyMem (&FilePath->PathName, GRUB_FILE_NAME, Size);
+    SetDevicePathNodeLength (&FilePath->Header, Size + SIZE_OF_FILEPATH_DEVICE_PATH);
+    SetDevicePathEndNode (NextDevicePathNode (&FilePath->Header));
+
+    DevicePath = AppendDevicePath (DevicePath, FileDevicePath);
+    FreePool (FileDevicePath);
+  }
+  Status = EfiBootManagerInitializeLoadOption (
+             &NewOption,
+             LoadOptionNumberUnassigned,
+             LoadOptionTypeBoot,
+             LOAD_OPTION_ACTIVE,
+             L"Grub",
+             DevicePath,
+             NULL,
+             0
+             );
+  ASSERT_EFI_ERROR (Status);
+  FreePool (DevicePath);
+
+  BootOptions = EfiBootManagerGetLoadOptions (
+                  &BootOptionCount, LoadOptionTypeBoot
+                  );
+
+  OptionIndex = EfiBootManagerFindLoadOption (
+                  &NewOption, BootOptions, BootOptionCount
+                  );
+
+  if (OptionIndex == -1) {
+    Status = EfiBootManagerAddLoadOptionVariable (&NewOption, MAX_UINTN);
+    ASSERT_EFI_ERROR (Status);
+  }
+
+  EfiBootManagerFreeLoadOption (&NewOption);
+  EfiBootManagerFreeLoadOptions (BootOptions, BootOptionCount);
+
+}
+
+STATIC
+VOID
+PlatformRegisterOptionsAndKeys (
+  VOID
+  )
+{
+  EFI_STATUS                           Status;
+  EFI_INPUT_KEY                        Enter;
+  EFI_INPUT_KEY                        Esc;
+  EFI_BOOT_MANAGER_LOAD_OPTION         BootOption;
+
+  //
+  // Register Boot. OptionNumber is 1.
+  //
+  PlatformRegisterBootGrub ();
+
+  //
+  // Register Android Boot. OptionNumber is 2.
+  //
+  PlatformRegisterFvBootOption (
+    PcdGetPtr (PcdAndroidBootFile), L"Android Boot", LOAD_OPTION_ACTIVE
+    );
+
+  //
+  // Register ENTER as CONTINUE key
+  //
+  Enter.ScanCode    = SCAN_NULL;
+  Enter.UnicodeChar = CHAR_CARRIAGE_RETURN;
+  Status = EfiBootManagerRegisterContinueKeyOption (0, &Enter, NULL);
+  ASSERT_EFI_ERROR (Status);
+
+  //
+  // Map ESC to Boot Manager Menu
+  //
+  Esc.ScanCode    = SCAN_ESC;
+  Esc.UnicodeChar = CHAR_NULL;
+  Status = EfiBootManagerGetBootManagerMenu (&BootOption);
+  ASSERT_EFI_ERROR (Status);
+  Status = EfiBootManagerAddKeyOptionVariable (
+             NULL, (UINT16) BootOption.OptionNumber, 0, &Esc, NULL
+             );
+  ASSERT (Status == EFI_SUCCESS || Status == EFI_ALREADY_STARTED);
+}
+
+
+//
+// BDS Platform Functions
+//
+/**
+  Do the platform init, can be customized by OEM/IBV
+  Possible things that can be done in PlatformBootManagerBeforeConsole:
+  > Update console variable: 1. include hot-plug devices;
+  >                          2. Clear ConIn and add SOL for AMT
+  > Register new Driver#### or Boot####
+  > Register new Key####: e.g.: F12
+  > Signal ReadyToLock event
+  > Authentication action: 1. connect Auth devices;
+  >                        2. Identify auto logon user.
+**/
+VOID
+EFIAPI
+PlatformBootManagerBeforeConsole (
+  VOID
+  )
+{
+  //
+  // Signal EndOfDxe PI Event
+  //
+  EfiEventGroupSignal (&gEfiEndOfDxeEventGroupGuid);
+
+  //
+  // Add the hardcoded serial console device path to ConIn, ConOut, ErrOut.
+  //
+  ASSERT (FixedPcdGet8 (PcdDefaultTerminalType) == 4);
+  CopyGuid (&mSerialConsole.TermType.Guid, &gEfiTtyTermGuid);
+
+  EfiBootManagerUpdateConsoleVariable (ConIn,
+    (EFI_DEVICE_PATH_PROTOCOL *)&mSerialConsole, NULL);
+  EfiBootManagerUpdateConsoleVariable (ConOut,
+    (EFI_DEVICE_PATH_PROTOCOL *)&mSerialConsole, NULL);
+  EfiBootManagerUpdateConsoleVariable (ErrOut,
+    (EFI_DEVICE_PATH_PROTOCOL *)&mSerialConsole, NULL);
+
+  //
+  // Register platform-specific boot options and keyboard shortcuts.
+  //
+  PlatformRegisterOptionsAndKeys ();
+}
+
+/**
+  Do the platform specific action after the console is ready
+  Possible things that can be done in PlatformBootManagerAfterConsole:
+  > Console post action:
+    > Dynamically switch output mode from 100x31 to 80x25 for certain senarino
+    > Signal console ready platform customized event
+  > Run diagnostics like memory testing
+  > Connect certain devices
+  > Dispatch aditional option roms
+  > Special boot
+**/
+VOID
+EFIAPI
+PlatformBootManagerAfterConsole (
+  VOID
+  )
+{
+  Print (L"Press ESCAPE for boot options ");
+
+  //
+  // Connect the rest of the devices.
+  //
+  EfiBootManagerConnectAll ();
+
+  //
+  // Enumerate all possible boot options.
+  //
+  EfiBootManagerRefreshAllBootOption ();
+
+  //
+  // Register UEFI Shell
+  //
+  PlatformRegisterFvBootOption (
+    PcdGetPtr (PcdShellFile), L"UEFI Shell", LOAD_OPTION_ACTIVE
+    );
+}
+
+/**
+  This function is called each second during the boot manager waits the
+  timeout.
+
+  @param TimeoutRemain  The remaining timeout.
+**/
+VOID
+EFIAPI
+PlatformBootManagerWaitCallback (
+  UINT16          TimeoutRemain
+  )
+{
+  Print (L".");
+}
diff --git a/Silicon/Sanchip/Library/PlatformBootManagerLib/PlatformBm.h b/Silicon/Sanchip/Library/PlatformBootManagerLib/PlatformBm.h
new file mode 100644
index 0000000..de52a9c
--- /dev/null
+++ b/Silicon/Sanchip/Library/PlatformBootManagerLib/PlatformBm.h
@@ -0,0 +1,30 @@ 
+/** @file
+  Head file for BDS Platform specific code
+
+  Copyright (C) 2015-2016, Red Hat, Inc.
+  Copyright (c) 2004 - 2008, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2016-2017, Linaro Ltd. 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 _PLATFORM_BM_H_
+#define _PLATFORM_BM_H_
+
+#include <Library/BaseLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/DebugLib.h>
+#include <Library/DevicePathLib.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/UefiLib.h>
+#include <Library/UefiRuntimeServicesTableLib.h>
+
+#endif // _PLATFORM_BM_H_
diff --git a/Silicon/Sanchip/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf b/Silicon/Sanchip/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf
new file mode 100644
index 0000000..b9c6aaa
--- /dev/null
+++ b/Silicon/Sanchip/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf
@@ -0,0 +1,91 @@ 
+## @file
+#  Implementation for PlatformBootManagerLib library class interfaces.
+#
+#  Copyright (C) 2015-2016, Red Hat, Inc.
+#  Copyright (c) 2014, ARM Ltd. All rights reserved.<BR>
+#  Copyright (c) 2007 - 2014, Intel Corporation. All rights reserved.<BR>
+#  Copyright (c) 2017, Linaro Ltd. 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                      = PlatformBootManagerLib
+  FILE_GUID                      = 9001ec12-8757-4638-b6d0-e0863dddddb0
+  MODULE_TYPE                    = DXE_DRIVER
+  VERSION_STRING                 = 1.0
+  LIBRARY_CLASS                  = PlatformBootManagerLib|DXE_DRIVER
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+#  VALID_ARCHITECTURES           = ARM AARCH64
+#
+
+[Sources]
+  PlatformBm.c
+
+[Packages]
+  EmbeddedPkg/EmbeddedPkg.dec
+  IntelFrameworkModulePkg/IntelFrameworkModulePkg.dec
+  MdeModulePkg/MdeModulePkg.dec
+  MdePkg/MdePkg.dec
+  Silicon/Sanchip/SanchipPkg.dec
+
+[LibraryClasses]
+  BaseLib
+  BaseMemoryLib
+  DebugLib
+  DevicePathLib
+  DxeServicesLib
+  MemoryAllocationLib
+  PcdLib
+  PrintLib
+  UefiBootManagerLib
+  UefiBootServicesTableLib
+  UefiLib
+
+[FeaturePcd]
+  gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdBootlogoOnlyEnable
+  gEfiMdePkgTokenSpaceGuid.PcdUgaConsumeSupport
+
+[FixedPcd]
+  gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdLogoFile
+  gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdShellFile
+  gEfiMdePkgTokenSpaceGuid.PcdUartDefaultBaudRate
+  gEfiMdePkgTokenSpaceGuid.PcdUartDefaultDataBits
+  gEfiMdePkgTokenSpaceGuid.PcdUartDefaultParity
+  gEfiMdePkgTokenSpaceGuid.PcdUartDefaultStopBits
+  gEfiMdePkgTokenSpaceGuid.PcdDefaultTerminalType
+
+[Pcd]
+  gEfiMdePkgTokenSpaceGuid.PcdPlatformBootTimeOut
+  gSanchipTokenSpaceGuid.PcdAndroidBootFile
+
+[Guids]
+  gEfiFileInfoGuid
+  gEfiFileSystemInfoGuid
+  gEfiFileSystemVolumeLabelInfoIdGuid
+  gEfiEndOfDxeEventGroupGuid
+  gEfiTtyTermGuid
+
+[Protocols]
+  gEfiDevicePathFromTextProtocolGuid
+  gEfiDevicePathProtocolGuid
+  gEfiLoadedImageProtocolGuid
+  gEfiOEMBadgingProtocolGuid
+  gEfiPciRootBridgeIoProtocolGuid
+  gEfiSimpleFileSystemProtocolGuid
+  gEfiDevicePathToTextProtocolGuid
+
+[Pcd]
+  gEmbeddedTokenSpaceGuid.PcdAndroidBootDevicePath
diff --git a/Silicon/Sanchip/SanchipPkg.dec b/Silicon/Sanchip/SanchipPkg.dec
new file mode 100644
index 0000000..92d439d
--- /dev/null
+++ b/Silicon/Sanchip/SanchipPkg.dec
@@ -0,0 +1,29 @@ 
+#
+#  Copyright (C) 2017 Sanechips Technology Co., Ltd.
+#  Copyright (c) 2017, Linaro Ltd.
+#
+#  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]
+  DEC_SPECIFICATION              = 0x00010005
+  PACKAGE_NAME                   = SanchipPkg
+  PACKAGE_GUID                   = f991248f-9e21-4e4f-b344-eaad28e42ec0
+  PACKAGE_VERSION                = 0.1
+
+[Includes.common]
+  Include                        # Root include for the package
+
+[Guids.common]
+  gSanchipTokenSpaceGuid          =  { 0x9589ba86, 0x58e6, 0x426c, { 0xbb, 0x39, 0x21, 0xf5, 0x68, 0x78, 0xe4, 0x27 } }
+
+[PcdsFixedAtBuild.common]
+  gSanchipTokenSpaceGuid.PcdAndroidBootFile|{ 0x36, 0x8b, 0x73, 0x3a, 0xc5, 0xb9, 0x63, 0x47, 0xab, 0xbd, 0x6c, 0xbd, 0x4b, 0x25, 0xf9, 0xff }|VOID*|0x00000003
+  gSanchipTokenSpaceGuid.PcdZxRtcClockBase|0|UINT64|0x00000002
+  gSanchipTokenSpaceGuid.PcdZxRtcClockFreq|24000|UINT64|0x00000001