[mirror_edk2.git] / MdeModulePkg / Library / UefiBootManagerLib / InternalBm.h

/** @file\r
  BDS library definition, include the file and data structure\r
\r
Copyright (c) 2004 - 2015, Intel Corporation. All rights reserved.<BR>\r
(C) Copyright 2015 Hewlett Packard Enterprise Development LP<BR>\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 _INTERNAL_BM_H_\r
#define _INTERNAL_BM_H_\r
\r
#include <PiDxe.h>\r
\r
#include <IndustryStandard/Pci.h>\r
#include <IndustryStandard/PeImage.h>\r
#include <IndustryStandard/Atapi.h>\r
#include <IndustryStandard/Scsi.h>\r
\r
#include <Protocol/PciRootBridgeIo.h>\r
#include <Protocol/BlockIo.h>\r
#include <Protocol/LoadedImage.h>\r
#include <Protocol/SimpleFileSystem.h>\r
#include <Protocol/LoadFile.h>\r
#include <Protocol/DevicePath.h>\r
#include <Protocol/SimpleTextIn.h>\r
#include <Protocol/SimpleTextInEx.h>\r
#include <Protocol/SimpleTextOut.h>\r
#include <Protocol/SimpleNetwork.h>\r
#include <Protocol/FirmwareVolume2.h>\r
#include <Protocol/PciIo.h>\r
#include <Protocol/GraphicsOutput.h>\r
#include <Protocol/UsbIo.h>\r
#include <Protocol/DiskInfo.h>\r
#include <Protocol/IdeControllerInit.h>\r
#include <Protocol/BootLogo.h>\r
#include <Protocol/DriverHealth.h>\r
#include <Protocol/FormBrowser2.h>\r
\r
#include <Guid/ZeroGuid.h>\r
#include <Guid/MemoryTypeInformation.h>\r
#include <Guid/FileInfo.h>\r
#include <Guid/GlobalVariable.h>\r
#include <Guid/Performance.h>\r
#include <Guid/StatusCodeDataTypeVariable.h>\r
\r
#include <Library/PrintLib.h>\r
#include <Library/DebugLib.h>\r
#include <Library/BaseMemoryLib.h>\r
#include <Library/UefiBootServicesTableLib.h>\r
#include <Library/UefiRuntimeServicesTableLib.h>\r
#include <Library/UefiLib.h>\r
#include <Library/MemoryAllocationLib.h>\r
#include <Library/DxeServicesTableLib.h>\r
#include <Library/HobLib.h>\r
#include <Library/BaseLib.h>\r
#include <Library/DevicePathLib.h>\r
#include <Library/PerformanceLib.h>\r
#include <Library/PcdLib.h>\r
#include <Library/PeCoffGetEntryPointLib.h>\r
#include <Library/UefiBootManagerLib.h>\r
#include <Library/TimerLib.h>\r
#include <Library/DxeServicesLib.h>\r
#include <Library/ReportStatusCodeLib.h>\r
#include <Library/CapsuleLib.h>\r
#include <Library/PerformanceLib.h>\r
#include <Library/HiiLib.h>\r
\r
#if !defined (EFI_REMOVABLE_MEDIA_FILE_NAME)\r
    #if defined (MDE_CPU_EBC)\r
        //\r
        // Uefi specification only defines the default boot file name for IA32, X64\r
        // and IPF processor, so need define boot file name for EBC architecture here.\r
        //\r
        #define EFI_REMOVABLE_MEDIA_FILE_NAME L"\\EFI\\BOOT\\BOOTEBC.EFI"\r
    #else\r
        #error "Can not determine the default boot file name for unknown processor type!"\r
    #endif\r
#endif\r
\r
typedef enum {\r
  BmAcpiFloppyBoot,\r
  BmHardwareDeviceBoot,\r
  BmMessageAtapiBoot,\r
  BmMessageSataBoot,\r
  BmMessageUsbBoot,\r
  BmMessageScsiBoot,\r
  BmMessageNetworkBoot,\r
  BmMessageHttpBoot,\r
  BmMiscBoot\r
} BM_BOOT_TYPE;\r
\r
typedef\r
CHAR16 *\r
(* BM_GET_BOOT_DESCRIPTION) (\r
  IN EFI_HANDLE          Handle\r
  );\r
\r
#define BM_OPTION_NAME_LEN                          sizeof ("SysPrep####")\r
extern CHAR16  *mBmLoadOptionName[];\r
\r
/**\r
  Visitor function to be called by BmForEachVariable for each variable\r
  in variable storage.\r
\r
  @param Name    Variable name.\r
  @param Guid    Variable GUID.\r
  @param Context The same context passed to BmForEachVariable.\r
**/\r
typedef\r
VOID\r
(*BM_VARIABLE_VISITOR) (\r
  CHAR16                *Name,\r
  EFI_GUID              *Guid,\r
  VOID                  *Context\r
  );\r
\r
/**\r
  Call Visitor function for each variable in variable storage.\r
\r
  @param Visitor   Visitor function.\r
  @param Context   The context passed to Visitor function.\r
**/\r
VOID\r
BmForEachVariable (\r
  BM_VARIABLE_VISITOR         Visitor,\r
  VOID                        *Context\r
  );\r
\r
#define BM_BOOT_DESCRIPTION_ENTRY_SIGNATURE SIGNATURE_32 ('b', 'm', 'd', 'h')\r
typedef struct {\r
  UINT32                                    Signature;\r
  LIST_ENTRY                                Link;\r
  EFI_BOOT_MANAGER_BOOT_DESCRIPTION_HANDLER Handler;\r
} BM_BOOT_DESCRIPTION_ENTRY;\r
\r
/**\r
  Repair all the controllers according to the Driver Health status queried.\r
**/\r
VOID\r
BmRepairAllControllers (\r
  VOID\r
  );\r
\r
#define BM_HOTKEY_SIGNATURE SIGNATURE_32 ('b', 'm', 'h', 'k')\r
typedef struct {\r
  UINT32                    Signature;\r
  LIST_ENTRY                Link;\r
\r
  BOOLEAN                   IsContinue;\r
  UINT16                    BootOption;\r
  UINT8                     CodeCount;\r
  UINT8                     WaitingKey;\r
  EFI_KEY_DATA              KeyData[3];\r
} BM_HOTKEY;\r
\r
#define BM_HOTKEY_FROM_LINK(a) CR (a, BM_HOTKEY, Link, BM_HOTKEY_SIGNATURE)\r
\r
/**\r
  Get the image file buffer data and buffer size by its device path. \r
\r
  @param FilePath  On input, a pointer to an allocated buffer containing the device\r
                   path of the file.\r
                   On output the pointer could be NULL when the function fails to\r
                   load the boot option, or could point to an allocated buffer containing\r
                   the device path of the file.\r
                   It could be updated by either short-form device path expanding,\r
                   or default boot file path appending.\r
                   Caller is responsible to free it when it's non-NULL.\r
  @param FileSize  A pointer to the size of the file buffer.\r
\r
  @retval NULL   File is NULL, or FileSize is NULL. Or, the file can't be found.\r
  @retval other  The file buffer. The caller is responsible to free the memory.\r
**/\r
VOID *\r
BmLoadEfiBootOption (\r
  IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath,\r
  OUT    UINTN                    *FileSize\r
  );\r
\r
/**\r
  Get the Option Number that wasn't used.\r
\r
  @param  LoadOptionType      Load option type.\r
  @param  FreeOptionNumber    To receive the minimal free option number.\r
\r
  @retval EFI_SUCCESS           The option number is found\r
  @retval EFI_OUT_OF_RESOURCES  There is no free option number that can be used.\r
  @retval EFI_INVALID_PARAMETER FreeOptionNumber is NULL\r
\r
**/\r
EFI_STATUS\r
BmGetFreeOptionNumber (\r
  IN  EFI_BOOT_MANAGER_LOAD_OPTION_TYPE LoadOptionType,\r
  OUT UINT16                            *FreeOptionNumber\r
  );\r
\r
/**\r
\r
  Writes performance data of booting into the allocated memory.\r
  OS can process these records.\r
\r
  @param  Event                 The triggered event.\r
  @param  Context               Context for this event.\r
\r
**/\r
VOID\r
EFIAPI\r
BmWriteBootToOsPerformanceData (\r
  IN EFI_EVENT  Event,\r
  IN VOID       *Context\r
  );\r
\r
\r
/**\r
  Get the headers (dos, image, optional header) from an image\r
\r
  @param  Device                SimpleFileSystem device handle\r
  @param  FileName              File name for the image\r
  @param  DosHeader             Pointer to dos header\r
  @param  Hdr                   The buffer in which to return the PE32, PE32+, or TE header.\r
\r
  @retval EFI_SUCCESS           Successfully get the machine type.\r
  @retval EFI_NOT_FOUND         The file is not found.\r
  @retval EFI_LOAD_ERROR        File is not a valid image file.\r
\r
**/\r
EFI_STATUS\r
BmGetImageHeader (\r
  IN  EFI_HANDLE                  Device,\r
  IN  CHAR16                      *FileName,\r
  OUT EFI_IMAGE_DOS_HEADER        *DosHeader,\r
  OUT EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION   Hdr\r
  );\r
\r
/**\r
  This routine adjust the memory information for different memory type and \r
  save them into the variables for next boot.\r
**/\r
VOID\r
BmSetMemoryTypeInformationVariable (\r
  VOID\r
  );\r
\r
/**\r
  Check whether there is a instance in BlockIoDevicePath, which contain multi device path\r
  instances, has the same partition node with HardDriveDevicePath device path\r
\r
  @param  BlockIoDevicePath      Multi device path instances which need to check\r
  @param  HardDriveDevicePath    A device path which starts with a hard drive media\r
                                 device path.\r
\r
  @retval TRUE                   There is a matched device path instance.\r
  @retval FALSE                  There is no matched device path instance.\r
\r
**/\r
BOOLEAN\r
BmMatchPartitionDevicePathNode (\r
  IN  EFI_DEVICE_PATH_PROTOCOL   *BlockIoDevicePath,\r
  IN  HARDDRIVE_DEVICE_PATH      *HardDriveDevicePath\r
  );\r
\r
/**\r
  Connect the specific Usb device which match the short form device path.\r
\r
  @param  DevicePath             A short-form device path that starts with the first\r
                                 element being a USB WWID or a USB Class device\r
                                 path\r
\r
  @return EFI_INVALID_PARAMETER  DevicePath is NULL pointer.\r
                                 DevicePath is not a USB device path.\r
\r
  @return EFI_SUCCESS            Success to connect USB device\r
  @return EFI_NOT_FOUND          Fail to find handle for USB controller to connect.\r
\r
**/\r
EFI_STATUS\r
BmConnectUsbShortFormDevicePath (\r
  IN EFI_DEVICE_PATH_PROTOCOL   *DevicePath\r
  );\r
\r
/**\r
  Stop the hotkey processing.\r
  \r
  @param    Event          Event pointer related to hotkey service. \r
  @param    Context        Context pass to this function. \r
**/\r
VOID\r
EFIAPI\r
BmStopHotkeyService (\r
  IN EFI_EVENT    Event,\r
  IN VOID         *Context\r
  );\r
\r
/**\r
  Set the variable and report the error through status code upon failure.\r
\r
  @param  VariableName           A Null-terminated string that is the name of the vendor's variable.\r
                                 Each VariableName is unique for each VendorGuid. VariableName must\r
                                 contain 1 or more characters. If VariableName is an empty string,\r
                                 then EFI_INVALID_PARAMETER is returned.\r
  @param  VendorGuid             A unique identifier for the vendor.\r
  @param  Attributes             Attributes bitmask to set for the variable.\r
  @param  DataSize               The size in bytes of the Data buffer. Unless the EFI_VARIABLE_APPEND_WRITE, \r
                                 EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS, or \r
                                 EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS attribute is set, a size of zero \r
                                 causes the variable to be deleted. When the EFI_VARIABLE_APPEND_WRITE attribute is \r
                                 set, then a SetVariable() call with a DataSize of zero will not cause any change to \r
                                 the variable value (the timestamp associated with the variable may be updated however \r
                                 even if no new data value is provided,see the description of the \r
                                 EFI_VARIABLE_AUTHENTICATION_2 descriptor below. In this case the DataSize will not \r
                                 be zero since the EFI_VARIABLE_AUTHENTICATION_2 descriptor will be populated). \r
  @param  Data                   The contents for the variable.\r
\r
  @retval EFI_SUCCESS            The firmware has successfully stored the variable and its data as\r
                                 defined by the Attributes.\r
  @retval EFI_INVALID_PARAMETER  An invalid combination of attribute bits, name, and GUID was supplied, or the\r
                                 DataSize exceeds the maximum allowed.\r
  @retval EFI_INVALID_PARAMETER  VariableName is an empty string.\r
  @retval EFI_OUT_OF_RESOURCES   Not enough storage is available to hold the variable and its data.\r
  @retval EFI_DEVICE_ERROR       The variable could not be retrieved due to a hardware error.\r
  @retval EFI_WRITE_PROTECTED    The variable in question is read-only.\r
  @retval EFI_WRITE_PROTECTED    The variable in question cannot be deleted.\r
  @retval EFI_SECURITY_VIOLATION The variable could not be written due to EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS \r
                                 or EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACESS being set, but the AuthInfo \r
                                 does NOT pass the validation check carried out by the firmware.\r
\r
  @retval EFI_NOT_FOUND          The variable trying to be updated or deleted was not found.\r
**/\r
EFI_STATUS\r
BmSetVariableAndReportStatusCodeOnError (\r
  IN CHAR16     *VariableName,\r
  IN EFI_GUID   *VendorGuid,\r
  IN UINT32     Attributes,\r
  IN UINTN      DataSize,\r
  IN VOID       *Data\r
  );\r
\r
/**\r
  Get the load option by its device path.\r
\r
  @param FilePath  The device path pointing to a load option.\r
                   It could be a short-form device path.\r
  @param FullPath  Return the full device path of the load option after\r
                   short-form device path expanding.\r
                   Caller is responsible to free it.\r
  @param FileSize  Return the load option size.\r
\r
  @return The load option buffer. Caller is responsible to free the memory.\r
**/\r
VOID *\r
BmGetLoadOptionBuffer (\r
  IN  EFI_DEVICE_PATH_PROTOCOL          *FilePath,\r
  OUT EFI_DEVICE_PATH_PROTOCOL          **FullPath,\r
  OUT UINTN                             *FileSize\r
  );\r
\r
/**\r
  Return whether the PE header of the load option is valid or not.\r
\r
  @param[in] Type       The load option type.\r
  @param[in] FileBuffer The PE file buffer of the load option.\r
  @param[in] FileSize   The size of the load option file.\r
\r
  @retval TRUE  The PE header of the load option is valid.\r
  @retval FALSE The PE header of the load option is not valid.\r
**/\r
BOOLEAN\r
BmIsLoadOptionPeHeaderValid (\r
  IN EFI_BOOT_MANAGER_LOAD_OPTION_TYPE Type,\r
  IN VOID                              *FileBuffer,\r
  IN UINTN                             FileSize\r
  );\r
\r
/**\r
  Function compares a device path data structure to that of all the nodes of a\r
  second device path instance.\r
\r
  @param  Multi                 A pointer to a multi-instance device path data\r
                                structure.\r
  @param  Single                A pointer to a single-instance device path data\r
                                structure.\r
\r
  @retval TRUE                  If the Single device path is contained within Multi device path.\r
  @retval FALSE                 The Single device path is not match within Multi device path.\r
\r
**/\r
BOOLEAN\r
BmMatchDevicePaths (\r
  IN  EFI_DEVICE_PATH_PROTOCOL  *Multi,\r
  IN  EFI_DEVICE_PATH_PROTOCOL  *Single\r
  );\r
\r
/**\r
  Delete the instance in Multi which matches partly with Single instance\r
\r
  @param  Multi                 A pointer to a multi-instance device path data\r
                                structure.\r
  @param  Single                A pointer to a single-instance device path data\r
                                structure.\r
\r
  @return This function will remove the device path instances in Multi which partly\r
          match with the Single, and return the result device path. If there is no\r
          remaining device path as a result, this function will return NULL.\r
\r
**/\r
EFI_DEVICE_PATH_PROTOCOL *\r
BmDelPartMatchInstance (\r
  IN     EFI_DEVICE_PATH_PROTOCOL  *Multi,\r
  IN     EFI_DEVICE_PATH_PROTOCOL  *Single\r
  );\r
\r
/**\r
  Repair all the controllers according to the Driver Health status queried.\r
**/\r
VOID\r
BmRepairAllControllers (\r
  VOID\r
  );\r
\r
/**\r
  Print the device path info.\r
\r
  @param DevicePath           The device path need to print.\r
**/\r
VOID\r
BmPrintDp (\r
  EFI_DEVICE_PATH_PROTOCOL            *DevicePath\r
  );\r
\r
/**\r
  Convert a single character to number.\r
  It assumes the input Char is in the scope of L'0' ~ L'9' and L'A' ~ L'F'\r
\r
  @param    Char   The input char which need to convert to int.\r
\r
  @return  The converted 8-bit number or (UINTN) -1 if conversion failed.\r
**/\r
UINTN\r
BmCharToUint (\r
  IN CHAR16                           Char\r
  );\r
\r
#endif // _INTERNAL_BM_H_\r
Commit	Line	Data
	1	/** @file\r
	2	BDS library definition, include the file and data structure\r
	3	\r
	4	Copyright (c) 2004 - 2015, Intel Corporation. All rights reserved.<BR>\r
	5	(C) Copyright 2015 Hewlett Packard Enterprise Development LP<BR>\r
	6	This program and the accompanying materials\r
	7	are licensed and made available under the terms and conditions of the BSD License\r
	8	which accompanies this distribution. The full text of the license may be found at\r
	9	http://opensource.org/licenses/bsd-license.php\r
	10	\r
	11	THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
	12	WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
	13	\r
	14	**/\r
	15	\r
	16	#ifndef _INTERNAL_BM_H_\r
	17	#define _INTERNAL_BM_H_\r
	18	\r
	19	#include <PiDxe.h>\r
	20	\r
	21	#include <IndustryStandard/Pci.h>\r
	22	#include <IndustryStandard/PeImage.h>\r
	23	#include <IndustryStandard/Atapi.h>\r
	24	#include <IndustryStandard/Scsi.h>\r
	25	\r
	26	#include <Protocol/PciRootBridgeIo.h>\r
	27	#include <Protocol/BlockIo.h>\r
	28	#include <Protocol/LoadedImage.h>\r
	29	#include <Protocol/SimpleFileSystem.h>\r
	30	#include <Protocol/LoadFile.h>\r
	31	#include <Protocol/DevicePath.h>\r
	32	#include <Protocol/SimpleTextIn.h>\r
	33	#include <Protocol/SimpleTextInEx.h>\r
	34	#include <Protocol/SimpleTextOut.h>\r
	35	#include <Protocol/SimpleNetwork.h>\r
	36	#include <Protocol/FirmwareVolume2.h>\r
	37	#include <Protocol/PciIo.h>\r
	38	#include <Protocol/GraphicsOutput.h>\r
	39	#include <Protocol/UsbIo.h>\r
	40	#include <Protocol/DiskInfo.h>\r
	41	#include <Protocol/IdeControllerInit.h>\r
	42	#include <Protocol/BootLogo.h>\r
	43	#include <Protocol/DriverHealth.h>\r
	44	#include <Protocol/FormBrowser2.h>\r
	45	\r
	46	#include <Guid/ZeroGuid.h>\r
	47	#include <Guid/MemoryTypeInformation.h>\r
	48	#include <Guid/FileInfo.h>\r
	49	#include <Guid/GlobalVariable.h>\r
	50	#include <Guid/Performance.h>\r
	51	#include <Guid/StatusCodeDataTypeVariable.h>\r
	52	\r
	53	#include <Library/PrintLib.h>\r
	54	#include <Library/DebugLib.h>\r
	55	#include <Library/BaseMemoryLib.h>\r
	56	#include <Library/UefiBootServicesTableLib.h>\r
	57	#include <Library/UefiRuntimeServicesTableLib.h>\r
	58	#include <Library/UefiLib.h>\r
	59	#include <Library/MemoryAllocationLib.h>\r
	60	#include <Library/DxeServicesTableLib.h>\r
	61	#include <Library/HobLib.h>\r
	62	#include <Library/BaseLib.h>\r
	63	#include <Library/DevicePathLib.h>\r
	64	#include <Library/PerformanceLib.h>\r
	65	#include <Library/PcdLib.h>\r
	66	#include <Library/PeCoffGetEntryPointLib.h>\r
	67	#include <Library/UefiBootManagerLib.h>\r
	68	#include <Library/TimerLib.h>\r
	69	#include <Library/DxeServicesLib.h>\r
	70	#include <Library/ReportStatusCodeLib.h>\r
	71	#include <Library/CapsuleLib.h>\r
	72	#include <Library/PerformanceLib.h>\r
	73	#include <Library/HiiLib.h>\r
	74	\r
	75	#if !defined (EFI_REMOVABLE_MEDIA_FILE_NAME)\r
	76	#if defined (MDE_CPU_EBC)\r
	77	//\r
	78	// Uefi specification only defines the default boot file name for IA32, X64\r
	79	// and IPF processor, so need define boot file name for EBC architecture here.\r
	80	//\r
	81	#define EFI_REMOVABLE_MEDIA_FILE_NAME L"\\EFI\\BOOT\\BOOTEBC.EFI"\r
	82	#else\r
	83	#error "Can not determine the default boot file name for unknown processor type!"\r
	84	#endif\r
	85	#endif\r
	86	\r
	87	typedef enum {\r
	88	BmAcpiFloppyBoot,\r
	89	BmHardwareDeviceBoot,\r
	90	BmMessageAtapiBoot,\r
	91	BmMessageSataBoot,\r
	92	BmMessageUsbBoot,\r
	93	BmMessageScsiBoot,\r
	94	BmMessageNetworkBoot,\r
	95	BmMessageHttpBoot,\r
	96	BmMiscBoot\r
	97	} BM_BOOT_TYPE;\r
	98	\r
	99	typedef\r
	100	CHAR16 *\r
	101	(* BM_GET_BOOT_DESCRIPTION) (\r
	102	IN EFI_HANDLE Handle\r
	103	);\r
	104	\r
	105	#define BM_OPTION_NAME_LEN sizeof ("SysPrep####")\r
	106	extern CHAR16 *mBmLoadOptionName[];\r
	107	\r
	108	/**\r
	109	Visitor function to be called by BmForEachVariable for each variable\r
	110	in variable storage.\r
	111	\r
	112	@param Name Variable name.\r
	113	@param Guid Variable GUID.\r
	114	@param Context The same context passed to BmForEachVariable.\r
	115	**/\r
	116	typedef\r
	117	VOID\r
	118	(*BM_VARIABLE_VISITOR) (\r
	119	CHAR16 *Name,\r
	120	EFI_GUID *Guid,\r
	121	VOID *Context\r
	122	);\r
	123	\r
	124	/**\r
	125	Call Visitor function for each variable in variable storage.\r
	126	\r
	127	@param Visitor Visitor function.\r
	128	@param Context The context passed to Visitor function.\r
	129	**/\r
	130	VOID\r
	131	BmForEachVariable (\r
	132	BM_VARIABLE_VISITOR Visitor,\r
	133	VOID *Context\r
	134	);\r
	135	\r
	136	#define BM_BOOT_DESCRIPTION_ENTRY_SIGNATURE SIGNATURE_32 ('b', 'm', 'd', 'h')\r
	137	typedef struct {\r
	138	UINT32 Signature;\r
	139	LIST_ENTRY Link;\r
	140	EFI_BOOT_MANAGER_BOOT_DESCRIPTION_HANDLER Handler;\r
	141	} BM_BOOT_DESCRIPTION_ENTRY;\r
	142	\r
	143	/**\r
	144	Repair all the controllers according to the Driver Health status queried.\r
	145	**/\r
	146	VOID\r
	147	BmRepairAllControllers (\r
	148	VOID\r
	149	);\r
	150	\r
	151	#define BM_HOTKEY_SIGNATURE SIGNATURE_32 ('b', 'm', 'h', 'k')\r
	152	typedef struct {\r
	153	UINT32 Signature;\r
	154	LIST_ENTRY Link;\r
	155	\r
	156	BOOLEAN IsContinue;\r
	157	UINT16 BootOption;\r
	158	UINT8 CodeCount;\r
	159	UINT8 WaitingKey;\r
	160	EFI_KEY_DATA KeyData[3];\r
	161	} BM_HOTKEY;\r
	162	\r
	163	#define BM_HOTKEY_FROM_LINK(a) CR (a, BM_HOTKEY, Link, BM_HOTKEY_SIGNATURE)\r
	164	\r
	165	/**\r
	166	Get the image file buffer data and buffer size by its device path. \r
	167	\r
	168	@param FilePath On input, a pointer to an allocated buffer containing the device\r
	169	path of the file.\r
	170	On output the pointer could be NULL when the function fails to\r
	171	load the boot option, or could point to an allocated buffer containing\r
	172	the device path of the file.\r
	173	It could be updated by either short-form device path expanding,\r
	174	or default boot file path appending.\r
	175	Caller is responsible to free it when it's non-NULL.\r
	176	@param FileSize A pointer to the size of the file buffer.\r
	177	\r
	178	@retval NULL File is NULL, or FileSize is NULL. Or, the file can't be found.\r
	179	@retval other The file buffer. The caller is responsible to free the memory.\r
	180	**/\r
	181	VOID *\r
	182	BmLoadEfiBootOption (\r
	183	IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath,\r
	184	OUT UINTN *FileSize\r
	185	);\r
	186	\r
	187	/**\r
	188	Get the Option Number that wasn't used.\r
	189	\r
	190	@param LoadOptionType Load option type.\r
	191	@param FreeOptionNumber To receive the minimal free option number.\r
	192	\r
	193	@retval EFI_SUCCESS The option number is found\r
	194	@retval EFI_OUT_OF_RESOURCES There is no free option number that can be used.\r
	195	@retval EFI_INVALID_PARAMETER FreeOptionNumber is NULL\r
	196	\r
	197	**/\r
	198	EFI_STATUS\r
	199	BmGetFreeOptionNumber (\r
	200	IN EFI_BOOT_MANAGER_LOAD_OPTION_TYPE LoadOptionType,\r
	201	OUT UINT16 *FreeOptionNumber\r
	202	);\r
	203	\r
	204	/**\r
	205	\r
	206	Writes performance data of booting into the allocated memory.\r
	207	OS can process these records.\r
	208	\r
	209	@param Event The triggered event.\r
	210	@param Context Context for this event.\r
	211	\r
	212	**/\r
	213	VOID\r
	214	EFIAPI\r
	215	BmWriteBootToOsPerformanceData (\r
	216	IN EFI_EVENT Event,\r
	217	IN VOID *Context\r
	218	);\r
	219	\r
	220	\r
	221	/**\r
	222	Get the headers (dos, image, optional header) from an image\r
	223	\r
	224	@param Device SimpleFileSystem device handle\r
	225	@param FileName File name for the image\r
	226	@param DosHeader Pointer to dos header\r
	227	@param Hdr The buffer in which to return the PE32, PE32+, or TE header.\r
	228	\r
	229	@retval EFI_SUCCESS Successfully get the machine type.\r
	230	@retval EFI_NOT_FOUND The file is not found.\r
	231	@retval EFI_LOAD_ERROR File is not a valid image file.\r
	232	\r
	233	**/\r
	234	EFI_STATUS\r
	235	BmGetImageHeader (\r
	236	IN EFI_HANDLE Device,\r
	237	IN CHAR16 *FileName,\r
	238	OUT EFI_IMAGE_DOS_HEADER *DosHeader,\r
	239	OUT EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr\r
	240	);\r
	241	\r
	242	/**\r
	243	This routine adjust the memory information for different memory type and \r
	244	save them into the variables for next boot.\r
	245	**/\r
	246	VOID\r
	247	BmSetMemoryTypeInformationVariable (\r
	248	VOID\r
	249	);\r
	250	\r
	251	/**\r
	252	Check whether there is a instance in BlockIoDevicePath, which contain multi device path\r
	253	instances, has the same partition node with HardDriveDevicePath device path\r
	254	\r
	255	@param BlockIoDevicePath Multi device path instances which need to check\r
	256	@param HardDriveDevicePath A device path which starts with a hard drive media\r
	257	device path.\r
	258	\r
	259	@retval TRUE There is a matched device path instance.\r
	260	@retval FALSE There is no matched device path instance.\r
	261	\r
	262	**/\r
	263	BOOLEAN\r
	264	BmMatchPartitionDevicePathNode (\r
	265	IN EFI_DEVICE_PATH_PROTOCOL *BlockIoDevicePath,\r
	266	IN HARDDRIVE_DEVICE_PATH *HardDriveDevicePath\r
	267	);\r
	268	\r
	269	/**\r
	270	Connect the specific Usb device which match the short form device path.\r
	271	\r
	272	@param DevicePath A short-form device path that starts with the first\r
	273	element being a USB WWID or a USB Class device\r
	274	path\r
	275	\r
	276	@return EFI_INVALID_PARAMETER DevicePath is NULL pointer.\r
	277	DevicePath is not a USB device path.\r
	278	\r
	279	@return EFI_SUCCESS Success to connect USB device\r
	280	@return EFI_NOT_FOUND Fail to find handle for USB controller to connect.\r
	281	\r
	282	**/\r
	283	EFI_STATUS\r
	284	BmConnectUsbShortFormDevicePath (\r
	285	IN EFI_DEVICE_PATH_PROTOCOL *DevicePath\r
	286	);\r
	287	\r
	288	/**\r
	289	Stop the hotkey processing.\r
	290	\r
	291	@param Event Event pointer related to hotkey service. \r
	292	@param Context Context pass to this function. \r
	293	**/\r
	294	VOID\r
	295	EFIAPI\r
	296	BmStopHotkeyService (\r
	297	IN EFI_EVENT Event,\r
	298	IN VOID *Context\r
	299	);\r
	300	\r
	301	/**\r
	302	Set the variable and report the error through status code upon failure.\r
	303	\r
	304	@param VariableName A Null-terminated string that is the name of the vendor's variable.\r
	305	Each VariableName is unique for each VendorGuid. VariableName must\r
	306	contain 1 or more characters. If VariableName is an empty string,\r
	307	then EFI_INVALID_PARAMETER is returned.\r
	308	@param VendorGuid A unique identifier for the vendor.\r
	309	@param Attributes Attributes bitmask to set for the variable.\r
	310	@param DataSize The size in bytes of the Data buffer. Unless the EFI_VARIABLE_APPEND_WRITE, \r
	311	EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS, or \r
	312	EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS attribute is set, a size of zero \r
	313	causes the variable to be deleted. When the EFI_VARIABLE_APPEND_WRITE attribute is \r
	314	set, then a SetVariable() call with a DataSize of zero will not cause any change to \r
	315	the variable value (the timestamp associated with the variable may be updated however \r
	316	even if no new data value is provided,see the description of the \r
	317	EFI_VARIABLE_AUTHENTICATION_2 descriptor below. In this case the DataSize will not \r
	318	be zero since the EFI_VARIABLE_AUTHENTICATION_2 descriptor will be populated). \r
	319	@param Data The contents for the variable.\r
	320	\r
	321	@retval EFI_SUCCESS The firmware has successfully stored the variable and its data as\r
	322	defined by the Attributes.\r
	323	@retval EFI_INVALID_PARAMETER An invalid combination of attribute bits, name, and GUID was supplied, or the\r
	324	DataSize exceeds the maximum allowed.\r
	325	@retval EFI_INVALID_PARAMETER VariableName is an empty string.\r
	326	@retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the variable and its data.\r
	327	@retval EFI_DEVICE_ERROR The variable could not be retrieved due to a hardware error.\r
	328	@retval EFI_WRITE_PROTECTED The variable in question is read-only.\r
	329	@retval EFI_WRITE_PROTECTED The variable in question cannot be deleted.\r
	330	@retval EFI_SECURITY_VIOLATION The variable could not be written due to EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS \r
	331	or EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACESS being set, but the AuthInfo \r
	332	does NOT pass the validation check carried out by the firmware.\r
	333	\r
	334	@retval EFI_NOT_FOUND The variable trying to be updated or deleted was not found.\r
	335	**/\r
	336	EFI_STATUS\r
	337	BmSetVariableAndReportStatusCodeOnError (\r
	338	IN CHAR16 *VariableName,\r
	339	IN EFI_GUID *VendorGuid,\r
	340	IN UINT32 Attributes,\r
	341	IN UINTN DataSize,\r
	342	IN VOID *Data\r
	343	);\r
	344	\r
	345	/**\r
	346	Get the load option by its device path.\r
	347	\r
	348	@param FilePath The device path pointing to a load option.\r
	349	It could be a short-form device path.\r
	350	@param FullPath Return the full device path of the load option after\r
	351	short-form device path expanding.\r
	352	Caller is responsible to free it.\r
	353	@param FileSize Return the load option size.\r
	354	\r
	355	@return The load option buffer. Caller is responsible to free the memory.\r
	356	**/\r
	357	VOID *\r
	358	BmGetLoadOptionBuffer (\r
	359	IN EFI_DEVICE_PATH_PROTOCOL *FilePath,\r
	360	OUT EFI_DEVICE_PATH_PROTOCOL **FullPath,\r
	361	OUT UINTN *FileSize\r
	362	);\r
	363	\r
	364	/**\r
	365	Return whether the PE header of the load option is valid or not.\r
	366	\r
	367	@param[in] Type The load option type.\r
	368	@param[in] FileBuffer The PE file buffer of the load option.\r
	369	@param[in] FileSize The size of the load option file.\r
	370	\r
	371	@retval TRUE The PE header of the load option is valid.\r
	372	@retval FALSE The PE header of the load option is not valid.\r
	373	**/\r
	374	BOOLEAN\r
	375	BmIsLoadOptionPeHeaderValid (\r
	376	IN EFI_BOOT_MANAGER_LOAD_OPTION_TYPE Type,\r
	377	IN VOID *FileBuffer,\r
	378	IN UINTN FileSize\r
	379	);\r
	380	\r
	381	/**\r
	382	Function compares a device path data structure to that of all the nodes of a\r
	383	second device path instance.\r
	384	\r
	385	@param Multi A pointer to a multi-instance device path data\r
	386	structure.\r
	387	@param Single A pointer to a single-instance device path data\r
	388	structure.\r
	389	\r
	390	@retval TRUE If the Single device path is contained within Multi device path.\r
	391	@retval FALSE The Single device path is not match within Multi device path.\r
	392	\r
	393	**/\r
	394	BOOLEAN\r
	395	BmMatchDevicePaths (\r
	396	IN EFI_DEVICE_PATH_PROTOCOL *Multi,\r
	397	IN EFI_DEVICE_PATH_PROTOCOL *Single\r
	398	);\r
	399	\r
	400	/**\r
	401	Delete the instance in Multi which matches partly with Single instance\r
	402	\r
	403	@param Multi A pointer to a multi-instance device path data\r
	404	structure.\r
	405	@param Single A pointer to a single-instance device path data\r
	406	structure.\r
	407	\r
	408	@return This function will remove the device path instances in Multi which partly\r
	409	match with the Single, and return the result device path. If there is no\r
	410	remaining device path as a result, this function will return NULL.\r
	411	\r
	412	**/\r
	413	EFI_DEVICE_PATH_PROTOCOL *\r
	414	BmDelPartMatchInstance (\r
	415	IN EFI_DEVICE_PATH_PROTOCOL *Multi,\r
	416	IN EFI_DEVICE_PATH_PROTOCOL *Single\r
	417	);\r
	418	\r
	419	/**\r
	420	Repair all the controllers according to the Driver Health status queried.\r
	421	**/\r
	422	VOID\r
	423	BmRepairAllControllers (\r
	424	VOID\r
	425	);\r
	426	\r
	427	/**\r
	428	Print the device path info.\r
	429	\r
	430	@param DevicePath The device path need to print.\r
	431	**/\r
	432	VOID\r
	433	BmPrintDp (\r
	434	EFI_DEVICE_PATH_PROTOCOL *DevicePath\r
	435	);\r
	436	\r
	437	/**\r
	438	Convert a single character to number.\r
	439	It assumes the input Char is in the scope of L'0' ~ L'9' and L'A' ~ L'F'\r
	440	\r
	441	@param Char The input char which need to convert to int.\r
	442	\r
	443	@return The converted 8-bit number or (UINTN) -1 if conversion failed.\r
	444	**/\r
	445	UINTN\r
	446	BmCharToUint (\r
	447	IN CHAR16 Char\r
	448	);\r
	449	\r
	450	#endif // _INTERNAL_BM_H_\r