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EFI Specification extension on Media Device Path. MEDIA_FW_VOL_FILEPATH_DEVICE_PATH is adopted by UEFI later and added in UEFI2.10.

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In EdkCompatibility Package, we only support MEDIA_FW_VOL_FILEPATH_DEVICE_PATH that complies with EFI 1.10 and UEFI 2.10.


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6462 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qwang12
2008-11-11 22:42:28 +00:00
parent 766f4bc137
commit 6f4ee195af
4 changed files with 23 additions and 140 deletions
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32
EdkCompatibilityPkg/Foundation/Framework/Include/TianoSpecDevicePath.h
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@@ -24,44 +24,18 @@ Abstract:
#pragma pack(1)
#if (EFI_SPECIFICATION_VERSION < 0x00020000)
//
// EFI Specification extension on Media Device Path
// EFI Specification extension on Media Device Path. MEDIA_FW_VOL_FILEPATH_DEVICE_PATH is adopted by UEFI later and added in UEFI2.10.
// In EdkCompatibility Package, we only support MEDIA_FW_VOL_FILEPATH_DEVICE_PATH that complies with
// EFI 1.10 and UEFI 2.10.
//
#define MEDIA_FV_FILEPATH_DP 0x06
typedef struct {
EFI_DEVICE_PATH_PROTOCOL Header;
EFI_GUID NameGuid;
} MEDIA_FW_VOL_FILEPATH_DEVICE_PATH;
#endif
#if (EFI_SPECIFICATION_VERSION == 0x00020000)
//
// For UEFI 2.0, use GUIDed PIWG device path to work-around EFI Specification extension on Media Device Path
//
typedef struct {
EFI_DEVICE_PATH_PROTOCOL Header;
EFI_GUID PiwgSpecificDevicePath;
UINT32 Type;
} PIWG_DEVICE_PATH;
#define PIWG_MEDIA_FW_VOL_FILEPATH_DEVICE_PATH_TYPE 0x01
typedef struct {
PIWG_DEVICE_PATH Piwg;
EFI_GUID NameGuid;
} MEDIA_FW_VOL_FILEPATH_DEVICE_PATH;
//
// Place holder for a future extension
//
#define PIWG_MEDIA_FW_VOL_DEVICE_PATH_TYPE 0x02
typedef struct {
PIWG_DEVICE_PATH Piwg;
EFI_GUID VolumeGuid;
} MEDIA_FW_VOL_DEVICE_PATH;
#endif
#if (EFI_SPECIFICATION_VERSION > 0x00020000)
//
// EFI Specification extension on Media Device Path was added to UEFI 2.1 specification,