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[mirror_edk2.git] / ArmPlatformPkg / Bds / BdsInternal.h

/** @file\r
*\r
*  Copyright (c) 2011-2015, ARM Limited. All rights reserved.\r
*\r
*  This program and the accompanying materials\r
*  are licensed and made available under the terms and conditions of the BSD License\r
*  which accompanies this distribution.  The full text of the license may be found at\r
*  http://opensource.org/licenses/bsd-license.php\r
*\r
*  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
*  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
*\r
**/\r
\r
#ifndef _BDSINTERNAL_H_\r
#define _BDSINTERNAL_H_\r
\r
#include <PiDxe.h>\r
#include <Library/BaseMemoryLib.h>\r
#include <Library/BdsLib.h>\r
#include <Library/DebugLib.h>\r
#include <Library/DevicePathLib.h>\r
#include <Library/UefiLib.h>\r
#include <Library/PrintLib.h>\r
#include <Library/PcdLib.h>\r
#include <Library/MemoryAllocationLib.h>\r
#include <Library/UefiBootServicesTableLib.h>\r
#include <Library/UefiRuntimeServicesTableLib.h>\r
\r
#include <Protocol/DevicePathFromText.h>\r
#include <Protocol/DevicePathToText.h>\r
\r
#include <Guid/GlobalVariable.h>\r
#include <Guid/Fdt.h>\r
\r
#define BOOT_DEVICE_DESCRIPTION_MAX   100\r
#define BOOT_DEVICE_FILEPATH_MAX      100\r
#define BOOT_DEVICE_OPTION_MAX        300\r
#define BOOT_DEVICE_ADDRESS_MAX       (sizeof(L"0x0000000000000000"))\r
\r
#define UPDATE_BOOT_ENTRY L"Update entry: "\r
#define DELETE_BOOT_ENTRY L"Delete entry: "\r
#define MOVE_BOOT_ENTRY   L"Move entry: "\r
\r
typedef struct {\r
  LIST_ENTRY                  Link;\r
  BDS_LOAD_OPTION*            BdsLoadOption;\r
} BDS_LOAD_OPTION_ENTRY;\r
\r
typedef enum {\r
  BDS_DEVICE_FILESYSTEM = 0,\r
  BDS_DEVICE_MEMMAP,\r
  BDS_DEVICE_PXE,\r
  BDS_DEVICE_TFTP,\r
  BDS_DEVICE_MAX\r
} BDS_SUPPORTED_DEVICE_TYPE;\r
\r
typedef struct {\r
  LIST_ENTRY                          Link;\r
  CHAR16                              Description[BOOT_DEVICE_DESCRIPTION_MAX];\r
  EFI_DEVICE_PATH_PROTOCOL*           DevicePathProtocol;\r
  struct _BDS_LOAD_OPTION_SUPPORT*    Support;\r
} BDS_SUPPORTED_DEVICE;\r
\r
#define SUPPORTED_BOOT_DEVICE_FROM_LINK(a)   BASE_CR(a, BDS_SUPPORTED_DEVICE, Link)\r
\r
typedef struct _BDS_LOAD_OPTION_SUPPORT {\r
  BDS_SUPPORTED_DEVICE_TYPE   Type;\r
  EFI_STATUS    (*ListDevices)(IN OUT LIST_ENTRY* BdsLoadOptionList);\r
  BOOLEAN       (*IsSupported)(IN  EFI_DEVICE_PATH *DevicePath);\r
  EFI_STATUS    (*CreateDevicePathNode)(IN CHAR16* FileName, OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNodes);\r
  EFI_STATUS    (*UpdateDevicePathNode)(IN EFI_DEVICE_PATH *OldDevicePath, IN CHAR16* FileName, OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath);\r
\r
  /// Define if the boot menu should request if the file is a EFI binary or a Linux kernel\r
  /// Example: PXE boot always deliver a UEFI application.\r
  BOOLEAN       RequestBootType;\r
} BDS_LOAD_OPTION_SUPPORT;\r
\r
#define LOAD_OPTION_ENTRY_FROM_LINK(a)  BASE_CR(a, BDS_LOAD_OPTION_ENTRY, Link)\r
#define LOAD_OPTION_FROM_LINK(a)        ((BDS_LOAD_OPTION_ENTRY*)BASE_CR(a, BDS_LOAD_OPTION_ENTRY, Link))->BdsLoadOption\r
\r
// GUID of the EFI Linux Loader\r
extern CONST EFI_GUID mLinuxLoaderAppGuid;\r
\r
// Device path of the EFI Linux Loader in the Firmware Volume\r
extern EFI_DEVICE_PATH* mLinuxLoaderDevicePath;\r
\r
EFI_STATUS\r
BootDeviceListSupportedInit (\r
  IN OUT LIST_ENTRY *SupportedDeviceList\r
  );\r
\r
EFI_STATUS\r
BootDeviceListSupportedFree (\r
  IN LIST_ENTRY *SupportedDeviceList,\r
  IN BDS_SUPPORTED_DEVICE *Except\r
  );\r
\r
EFI_STATUS\r
BootDeviceGetDeviceSupport (\r
  IN  EFI_DEVICE_PATH           *DevicePath,\r
  OUT BDS_LOAD_OPTION_SUPPORT   **DeviceSupport\r
  );\r
\r
EFI_STATUS\r
GetHIInputStr (\r
  IN OUT CHAR16  *CmdLine,\r
  IN     UINTN   MaxCmdLine\r
  );\r
\r
EFI_STATUS\r
EditHIInputStr (\r
  IN OUT CHAR16  *CmdLine,\r
  IN     UINTN   MaxCmdLine\r
  );\r
\r
EFI_STATUS\r
GetHIInputAscii (\r
  IN OUT CHAR8   *CmdLine,\r
  IN     UINTN   MaxCmdLine\r
  );\r
\r
EFI_STATUS\r
EditHIInputAscii (\r
  IN OUT CHAR8   *CmdLine,\r
  IN     UINTN   MaxCmdLine\r
  );\r
\r
EFI_STATUS\r
GetHIInputInteger (\r
  IN OUT UINTN   *Integer\r
  );\r
\r
EFI_STATUS\r
GetHIInputIP (\r
  OUT EFI_IP_ADDRESS   *Ip\r
  );\r
\r
EFI_STATUS\r
EditHIInputIP (\r
  IN  EFI_IP_ADDRESS  *InIpAddr,\r
  OUT EFI_IP_ADDRESS  *OutIpAddr\r
  );\r
\r
EFI_STATUS\r
GetHIInputBoolean (\r
  OUT BOOLEAN *Value\r
  );\r
\r
EFI_DEVICE_PATH*\r
GetLastDevicePathNode (\r
  IN EFI_DEVICE_PATH*  DevicePath\r
  );\r
\r
EFI_STATUS\r
BdsStartBootOption (\r
  IN CHAR16* BootOption\r
  );\r
\r
UINTN\r
GetUnalignedDevicePathSize (\r
  IN EFI_DEVICE_PATH* DevicePath\r
  );\r
\r
EFI_DEVICE_PATH*\r
GetAlignedDevicePath (\r
  IN EFI_DEVICE_PATH* DevicePath\r
  );\r
\r
EFI_STATUS\r
GenerateDeviceDescriptionName (\r
  IN  EFI_HANDLE  Handle,\r
  IN OUT CHAR16*  Description\r
  );\r
\r
EFI_STATUS\r
BootOptionList (\r
  IN OUT LIST_ENTRY *BootOptionList\r
  );\r
\r
EFI_STATUS\r
BootOptionParseLoadOption (\r
  IN  EFI_LOAD_OPTION EfiLoadOption,\r
  IN  UINTN           EfiLoadOptionSize,\r
  OUT BDS_LOAD_OPTION **BdsLoadOption\r
  );\r
\r
EFI_STATUS\r
BootOptionStart (\r
  IN BDS_LOAD_OPTION *BootOption\r
  );\r
\r
EFI_STATUS\r
BootOptionCreate (\r
  IN  UINT32                    Attributes,\r
  IN  CHAR16*                   BootDescription,\r
  IN  EFI_DEVICE_PATH_PROTOCOL* DevicePath,\r
  IN  UINT8*                    OptionalData,\r
  IN  UINTN                     OptionalDataSize,\r
  OUT BDS_LOAD_OPTION**         BdsLoadOption\r
  );\r
\r
EFI_STATUS\r
BootOptionUpdate (\r
  IN  BDS_LOAD_OPTION*          BdsLoadOption,\r
  IN  UINT32                    Attributes,\r
  IN  CHAR16*                   BootDescription,\r
  IN  EFI_DEVICE_PATH_PROTOCOL* DevicePath,\r
  IN UINT8*                     OptionalData,\r
  IN UINTN                      OptionalDataSize\r
  );\r
\r
EFI_STATUS\r
BootOptionDelete (\r
  IN  BDS_LOAD_OPTION *BootOption\r
  );\r
\r
EFI_STATUS\r
BootMenuMain (\r
  VOID\r
  );\r
\r
BOOLEAN\r
IsUnicodeString (\r
  IN VOID* String\r
  );\r
\r
/*\r
 * Try to detect if the given string is an ASCII or Unicode string\r
 *\r
 * There are actually few limitation to this function but it is mainly to give\r
 * a user friendly output.\r
 *\r
 * Some limitations:\r
 *   - it only supports unicode string that use ASCII character (< 0x100)\r
 *   - single character ASCII strings are interpreted as Unicode string\r
 *   - string cannot be longer than 2 x BOOT_DEVICE_OPTION_MAX (600 bytes)\r
 *\r
 * @param String    Buffer that might contain a Unicode or Ascii string\r
 * @param IsUnicode If not NULL this boolean value returns if the string is an\r
 *                  ASCII or Unicode string.\r
 */\r
BOOLEAN\r
IsPrintableString (\r
  IN  VOID*    String,\r
  OUT BOOLEAN *IsUnicode\r
  );\r
\r
/**\r
  An empty function to pass error checking of CreateEventEx ().\r
\r
  @param  Event                 Event whose notification function is being invoked.\r
  @param  Context               Pointer to the notification function's context,\r
                                which is implementation-dependent.\r
\r
**/\r
VOID\r
EFIAPI\r
EmptyCallbackFunction (\r
  IN EFI_EVENT                Event,\r
  IN VOID                     *Context\r
  );\r
\r
/**\r
 * This function check if the DevicePath defines an EFI binary\r
 *\r
 * This function is used when the BDS support Linux loader to\r
 * detect if the binary is an EFI application or potentially a\r
 * Linux kernel.\r
 */\r
EFI_STATUS\r
IsEfiBinary (\r
  IN  EFI_DEVICE_PATH* DevicePath,\r
  OUT BOOLEAN          *EfiBinary\r
  );\r
\r
#endif /* _BDSINTERNAL_H_ */\r