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ArmPlatformPkg/BootMonFs: Provide mechanism to get BootMonFS file information 

Add additional structure to get file meta-data information from BootMonFS
based files. AXF files are processed by the Flash loader and the ELF header
stripped. The relevant information is stored in the file-system.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Harry Liebel <Harry.Liebel@arm.com>
Reviewed-By: Olivier Martin <olivier.martin@arm.com>



git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15902 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Harry Liebel 2014-08-26 10:15:21 +00:00 committed by oliviermartin
parent 91c38d4e94
commit da5daf369f
4 changed files with 53 additions and 0 deletions
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2
ArmPlatformPkg/ArmPlatformPkg.dec
View File

@ -40,6 +40,8 @@
## Include/Guid/ArmGlobalVariableHob.h
gArmGlobalVariableGuid = { 0xc3253c90, 0xa24f, 0x4599, { 0xa6, 0x64, 0x1f, 0x88, 0x13, 0x77, 0x8f, 0xc9} }
gArmBootMonFsFileInfoGuid = { 0x41e26b9c, 0xada6, 0x45b3, { 0x80, 0x8e, 0x23, 0x57, 0xa3, 0x5b, 0x60, 0xd6 } }
[Ppis]
## Include/Ppi/ArmGlobalVariable.h
gArmGlobalVariablePpiGuid = { 0xab1c1816, 0xd542, 0x4e6f, {0x9b, 0x1e, 0x8e, 0xcd, 0x92, 0x53, 0xe2, 0xe7} }

1
ArmPlatformPkg/FileSystem/BootMonFs/BootMonFs.inf
View File

@ -43,6 +43,7 @@
UefiLib
[Guids]
gArmBootMonFsFileInfoGuid
gEfiFileSystemInfoGuid
gEfiFileInfoGuid
gEfiFileSystemVolumeLabelInfoIdGuid

49
ArmPlatformPkg/FileSystem/BootMonFs/BootMonFsDir.c
View File

@ -250,6 +250,53 @@ GetFileInfo (
return EFI_SUCCESS;
}
STATIC
EFI_STATUS
GetBootMonFsFileInfo (
IN BOOTMON_FS_INSTANCE *Instance,
IN BOOTMON_FS_FILE *File,
IN OUT UINTN *BufferSize,
OUT VOID *Buffer
)
{
EFI_STATUS Status;
BOOTMON_FS_FILE_INFO *Info;
UINTN ResultSize;
UINTN Index;
if (File == Instance->RootFile) {
Status = EFI_UNSUPPORTED;
} else {
ResultSize = SIZE_OF_BOOTMON_FS_FILE_INFO;
if (*BufferSize < ResultSize) {
*BufferSize = ResultSize;
Status = EFI_BUFFER_TOO_SMALL;
} else {
Info = Buffer;
// Zero out the structure
ZeroMem (Info, ResultSize);
// Fill in the structure
Info->Size = ResultSize;
Info->EntryPoint = File->HwDescription.EntryPoint;
Info->RegionCount = File->HwDescription.RegionCount;
for (Index = 0; Index < File->HwDescription.RegionCount; Index++) {
Info->Region[Index].LoadAddress = File->HwDescription.Region[Index].LoadAddress;
Info->Region[Index].Size = File->HwDescription.Region[Index].Size;
Info->Region[Index].Offset = File->HwDescription.Region[Index].Offset;
Info->Region[Index].Checksum = File->HwDescription.Region[Index].Checksum;
}
*BufferSize = ResultSize;
Status = EFI_SUCCESS;
}
}
return Status;
}
STATIC
EFI_STATUS
SetFileName (
@ -452,6 +499,8 @@ BootMonFsGetInfo (
Status = GetFilesystemInfo (Instance, BufferSize, Buffer);
} else if (CompareGuid (InformationType, &gEfiFileInfoGuid) != 0) {
Status = GetFileInfo (Instance, File, BufferSize, Buffer);
} else if (CompareGuid (InformationType, &gArmBootMonFsFileInfoGuid) != 0) {
Status = GetBootMonFsFileInfo (Instance, File, BufferSize, Buffer);
} else {
Status = EFI_UNSUPPORTED;
}

1
ArmPlatformPkg/FileSystem/BootMonFs/BootMonFsInternal.h
View File

@ -26,6 +26,7 @@
#include <Protocol/FirmwareVolumeBlock.h>
#include <Protocol/SimpleFileSystem.h>
#include <Guid/BootMonFsFileInfo.h>
#include <Guid/FileInfo.h>
#include <Guid/FileSystemInfo.h>
#include <Guid/FileSystemVolumeLabelInfo.h>