]> git.proxmox.com Git - mirror_edk2.git/blobdiff - ArmPlatformPkg/Bds/BdsInternal.h
ArmPlatformPkg/Bds: Fixed adding support for new boot entry when the generated Device...
[mirror_edk2.git] / ArmPlatformPkg / Bds / BdsInternal.h
index a788ef7be1355f9306b3c5ffe8bb770f5caeeed1..a8d836d8697a4f3b61fe5d197e41d820d2a54eb5 100644 (file)
@@ -1,6 +1,6 @@
 /** @file\r
 *\r
-*  Copyright (c) 2011, ARM Limited. All rights reserved.\r
+*  Copyright (c) 2011-2013, 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
 #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       20\r
+#define BOOT_DEVICE_ADDRESS_MAX       (sizeof(L"0x0000000000000000"))\r
+\r
+#define ARM_BDS_OPTIONAL_DATA_SIGNATURE   SIGNATURE_32('a', 'b', 'o', 'd')\r
+\r
+#define IS_ARM_BDS_BOOTENTRY(ptr)  (ReadUnaligned32 ((CONST UINT32*)&((ARM_BDS_LOADER_OPTIONAL_DATA*)((ptr)->OptionalData))->Header.Signature) == ARM_BDS_OPTIONAL_DATA_SIGNATURE)\r
+\r
+#define UPDATE_BOOT_ENTRY L"Update entry: "\r
+#define DELETE_BOOT_ENTRY L"Delete entry: "\r
 \r
 typedef enum {\r
     BDS_LOADER_EFI_APPLICATION = 0,\r
     BDS_LOADER_KERNEL_LINUX_ATAG,\r
     BDS_LOADER_KERNEL_LINUX_FDT,\r
-} BDS_LOADER_TYPE;\r
+} ARM_BDS_LOADER_TYPE;\r
 \r
-typedef struct{\r
-  UINT16                     InitrdPathListLength;\r
-  EFI_DEVICE_PATH_PROTOCOL   *InitrdPathList;\r
-  CHAR8                      CmdLine[BOOT_DEVICE_OPTION_MAX + 1];\r
-} BDS_LINUX_ATAG_ARGUMENTS;\r
+typedef struct {\r
+  UINT16                     CmdLineSize;\r
+  UINT16                     InitrdSize;\r
+\r
+  // These following fields have variable length and are packed:\r
+  //CHAR8                      *CmdLine;\r
+  //EFI_DEVICE_PATH_PROTOCOL   *InitrdPathList;\r
+} ARM_BDS_LINUX_ARGUMENTS;\r
 \r
 typedef union {\r
-  BDS_LINUX_ATAG_ARGUMENTS     LinuxAtagArguments;\r
-} BDS_LOADER_ARGUMENTS;\r
+  ARM_BDS_LINUX_ARGUMENTS    LinuxArguments;\r
+} ARM_BDS_LOADER_ARGUMENTS;\r
+\r
+typedef struct {\r
+  UINT32                     Signature;\r
+  ARM_BDS_LOADER_TYPE        LoaderType;\r
+} ARM_BDS_LOADER_OPTIONAL_DATA_HEADER;\r
 \r
 typedef struct {\r
-  BDS_LOADER_TYPE            LoaderType;\r
-  BDS_LOADER_ARGUMENTS       Arguments;\r
-} BDS_LOADER_OPTIONAL_DATA;\r
+  ARM_BDS_LOADER_OPTIONAL_DATA_HEADER Header;\r
+  ARM_BDS_LOADER_ARGUMENTS            Arguments;\r
+} ARM_BDS_LOADER_OPTIONAL_DATA;\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
@@ -68,48 +88,24 @@ typedef enum {
 } 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
+  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 UINT8* EFI_LOAD_OPTION;\r
-\r
-/* This is defined by the UEFI specs, don't change it */\r
-typedef struct {\r
-  LIST_ENTRY                  Link;\r
-\r
-  UINT16                      LoadOptionIndex;\r
-  EFI_LOAD_OPTION             LoadOption;\r
-  UINTN                       LoadOptionSize;\r
-\r
-  UINT32                      Attributes;\r
-  UINT16                      FilePathListLength;\r
-  CHAR16                      *Description;\r
-  EFI_DEVICE_PATH_PROTOCOL    *FilePathList;\r
-  BDS_LOADER_OPTIONAL_DATA    *OptionalData;\r
-} BDS_LOAD_OPTION;\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 BDS_LOAD_OPTION* BdsLoadOption);\r
-  EFI_STATUS    (*CreateDevicePathNode)(IN BDS_SUPPORTED_DEVICE* BdsLoadOption, OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode, OUT BDS_LOADER_TYPE *BootType, OUT UINT32 *Attributes);\r
-  EFI_STATUS    (*UpdateDevicePathNode)(IN EFI_DEVICE_PATH *OldDevicePath, OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath, OUT BDS_LOADER_TYPE *BootType, OUT UINT32 *Attributes);\r
+  BOOLEAN       (*IsSupported)(IN  EFI_DEVICE_PATH *DevicePath);\r
+  EFI_STATUS    (*CreateDevicePathNode)(IN CHAR16* FileName, OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNodes, OUT ARM_BDS_LOADER_TYPE *BootType, OUT UINT32 *Attributes);\r
+  EFI_STATUS    (*UpdateDevicePathNode)(IN EFI_DEVICE_PATH *OldDevicePath, IN CHAR16* FileName, OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath, OUT ARM_BDS_LOADER_TYPE *BootType, OUT UINT32 *Attributes);\r
 } BDS_LOAD_OPTION_SUPPORT;\r
 \r
-#define LOAD_OPTION_FROM_LINK(a)   BASE_CR(a, BDS_LOAD_OPTION, Link)\r
-\r
-EFI_STATUS\r
-GetEnvironmentVariable (\r
-  IN     CONST CHAR16*   VariableName,\r
-  IN     VOID*           DefaultValue,\r
-  IN OUT UINTN*          Size,\r
-  OUT    VOID**          Value\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
 EFI_STATUS\r
 BootDeviceListSupportedInit (\r
@@ -124,8 +120,8 @@ BootDeviceListSupportedFree (
 \r
 EFI_STATUS\r
 BootDeviceGetDeviceSupport (\r
-  IN  BDS_LOAD_OPTION *BootOption,\r
-  OUT BDS_LOAD_OPTION_SUPPORT**  DeviceSupport\r
+  IN  EFI_DEVICE_PATH           *DevicePath,\r
+  OUT BDS_LOAD_OPTION_SUPPORT   **DeviceSupport\r
   );\r
 \r
 EFI_STATUS\r
@@ -182,6 +178,16 @@ BdsStartBootOption (
   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
@@ -207,22 +213,22 @@ BootOptionStart (
 \r
 EFI_STATUS\r
 BootOptionCreate (\r
-  IN  UINT32 Attributes,\r
-  IN  CHAR16* BootDescription,\r
+  IN  UINT32                    Attributes,\r
+  IN  CHAR16*                   BootDescription,\r
   IN  EFI_DEVICE_PATH_PROTOCOL* DevicePath,\r
-  IN  BDS_LOADER_TYPE   BootType,\r
-  IN  BDS_LOADER_ARGUMENTS *BootArguments,\r
-  OUT BDS_LOAD_OPTION **BdsLoadOption\r
+  IN  ARM_BDS_LOADER_TYPE       BootType,\r
+  IN  ARM_BDS_LOADER_ARGUMENTS* BootArguments,\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  BDS_LOAD_OPTION*          BdsLoadOption,\r
+  IN  UINT32                    Attributes,\r
+  IN  CHAR16*                   BootDescription,\r
   IN  EFI_DEVICE_PATH_PROTOCOL* DevicePath,\r
-  IN  BDS_LOADER_TYPE   BootType,\r
-  IN  BDS_LOADER_ARGUMENTS *BootArguments\r
+  IN  ARM_BDS_LOADER_TYPE       BootType,\r
+  IN  ARM_BDS_LOADER_ARGUMENTS* BootArguments\r
   );\r
 \r
 EFI_STATUS\r