diff options
| author | Feng Tian <feng.tian@intel.com> | 2015-07-08 05:49:07 +0000 |
|---|---|---|
| committer | erictian <erictian@Edk2> | 2015-07-08 05:49:07 +0000 |
| commit | 6a46c1a2a62135d8f55d093f08bc06537b3ba8ef (patch) | |
| tree | 85285b545567ec4ab3ee50779fb5e34c346c72f3 /MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c | |
| parent | a51ee14463c7beb7e0ab6fc0d642867e79e5a2ec (diff) | |
| download | edk2-6a46c1a2a62135d8f55d093f08bc06537b3ba8ef.tar.gz edk2-6a46c1a2a62135d8f55d093f08bc06537b3ba8ef.tar.bz2 edk2-6a46c1a2a62135d8f55d093f08bc06537b3ba8ef.zip | |
MdePkg: Add UEFI2.5 Ramdisk device path definition
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17878 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c')
| -rw-r--r-- | MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c b/MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c index a05f42ce00..bbfff213ef 100644 --- a/MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c +++ b/MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c @@ -3111,6 +3111,206 @@ DevPathFromTextRelativeOffsetRange ( return (EFI_DEVICE_PATH_PROTOCOL *) Offset;
}
+/**
+ Converts a text device path node to text ram disk device path structure.
+
+ @param TextDeviceNode The input Text device path node.
+
+ @return A pointer to the newly-created Text device path structure.
+
+**/
+EFI_DEVICE_PATH_PROTOCOL *
+DevPathFromTextRamDisk (
+ IN CHAR16 *TextDeviceNode
+ )
+{
+ CHAR16 *StartingAddrStr;
+ CHAR16 *EndingAddrStr;
+ CHAR16 *TypeGuidStr;
+ CHAR16 *InstanceStr;
+ MEDIA_RAM_DISK_DEVICE_PATH *RamDisk;
+ UINT64 StartingAddr;
+ UINT64 EndingAddr;
+
+ StartingAddrStr = GetNextParamStr (&TextDeviceNode);
+ EndingAddrStr = GetNextParamStr (&TextDeviceNode);
+ InstanceStr = GetNextParamStr (&TextDeviceNode);
+ TypeGuidStr = GetNextParamStr (&TextDeviceNode);
+ RamDisk = (MEDIA_RAM_DISK_DEVICE_PATH *) CreateDeviceNode (
+ MEDIA_DEVICE_PATH,
+ MEDIA_RAM_DISK_DP,
+ (UINT16) sizeof (MEDIA_RAM_DISK_DEVICE_PATH)
+ );
+
+ Strtoi64 (StartingAddrStr, &StartingAddr);
+ WriteUnaligned64 ((UINT64 *) &(RamDisk->StartingAddr[0]), StartingAddr);
+ Strtoi64 (EndingAddrStr, &EndingAddr);
+ WriteUnaligned64 ((UINT64 *) &(RamDisk->EndingAddr[0]), EndingAddr);
+ RamDisk->Instance = (UINT16) Strtoi (InstanceStr);
+ StrToGuid (TypeGuidStr, &RamDisk->TypeGuid);
+
+ return (EFI_DEVICE_PATH_PROTOCOL *) RamDisk;
+}
+
+/**
+ Converts a text device path node to text virtual disk device path structure.
+
+ @param TextDeviceNode The input Text device path node.
+
+ @return A pointer to the newly-created Text device path structure.
+
+**/
+EFI_DEVICE_PATH_PROTOCOL *
+DevPathFromTextVirtualDisk (
+ IN CHAR16 *TextDeviceNode
+ )
+{
+ CHAR16 *StartingAddrStr;
+ CHAR16 *EndingAddrStr;
+ CHAR16 *InstanceStr;
+ MEDIA_RAM_DISK_DEVICE_PATH *RamDisk;
+ UINT64 StartingAddr;
+ UINT64 EndingAddr;
+
+ StartingAddrStr = GetNextParamStr (&TextDeviceNode);
+ EndingAddrStr = GetNextParamStr (&TextDeviceNode);
+ InstanceStr = GetNextParamStr (&TextDeviceNode);
+
+ RamDisk = (MEDIA_RAM_DISK_DEVICE_PATH *) CreateDeviceNode (
+ MEDIA_DEVICE_PATH,
+ MEDIA_RAM_DISK_DP,
+ (UINT16) sizeof (MEDIA_RAM_DISK_DEVICE_PATH)
+ );
+
+ Strtoi64 (StartingAddrStr, &StartingAddr);
+ WriteUnaligned64 ((UINT64 *) &(RamDisk->StartingAddr[0]), StartingAddr);
+ Strtoi64 (EndingAddrStr, &EndingAddr);
+ WriteUnaligned64 ((UINT64 *) &(RamDisk->EndingAddr[0]), EndingAddr);
+ RamDisk->Instance = (UINT16) Strtoi (InstanceStr);
+ CopyGuid (&RamDisk->TypeGuid, &gEfiVirtualDiskGuid);
+
+ return (EFI_DEVICE_PATH_PROTOCOL *) RamDisk;
+}
+
+/**
+ Converts a text device path node to text virtual cd device path structure.
+
+ @param TextDeviceNode The input Text device path node.
+
+ @return A pointer to the newly-created Text device path structure.
+
+**/
+EFI_DEVICE_PATH_PROTOCOL *
+DevPathFromTextVirtualCd (
+ IN CHAR16 *TextDeviceNode
+ )
+{
+ CHAR16 *StartingAddrStr;
+ CHAR16 *EndingAddrStr;
+ CHAR16 *InstanceStr;
+ MEDIA_RAM_DISK_DEVICE_PATH *RamDisk;
+ UINT64 StartingAddr;
+ UINT64 EndingAddr;
+
+ StartingAddrStr = GetNextParamStr (&TextDeviceNode);
+ EndingAddrStr = GetNextParamStr (&TextDeviceNode);
+ InstanceStr = GetNextParamStr (&TextDeviceNode);
+
+ RamDisk = (MEDIA_RAM_DISK_DEVICE_PATH *) CreateDeviceNode (
+ MEDIA_DEVICE_PATH,
+ MEDIA_RAM_DISK_DP,
+ (UINT16) sizeof (MEDIA_RAM_DISK_DEVICE_PATH)
+ );
+
+ Strtoi64 (StartingAddrStr, &StartingAddr);
+ WriteUnaligned64 ((UINT64 *) &(RamDisk->StartingAddr[0]), StartingAddr);
+ Strtoi64 (EndingAddrStr, &EndingAddr);
+ WriteUnaligned64 ((UINT64 *) &(RamDisk->EndingAddr[0]), EndingAddr);
+ RamDisk->Instance = (UINT16) Strtoi (InstanceStr);
+ CopyGuid (&RamDisk->TypeGuid, &gEfiVirtualCdGuid);
+
+ return (EFI_DEVICE_PATH_PROTOCOL *) RamDisk;
+}
+
+/**
+ Converts a text device path node to text persistent virtual disk device path structure.
+
+ @param TextDeviceNode The input Text device path node.
+
+ @return A pointer to the newly-created Text device path structure.
+
+**/
+EFI_DEVICE_PATH_PROTOCOL *
+DevPathFromTextPersistentVirtualDisk (
+ IN CHAR16 *TextDeviceNode
+ )
+{
+ CHAR16 *StartingAddrStr;
+ CHAR16 *EndingAddrStr;
+ CHAR16 *InstanceStr;
+ MEDIA_RAM_DISK_DEVICE_PATH *RamDisk;
+ UINT64 StartingAddr;
+ UINT64 EndingAddr;
+
+ StartingAddrStr = GetNextParamStr (&TextDeviceNode);
+ EndingAddrStr = GetNextParamStr (&TextDeviceNode);
+ InstanceStr = GetNextParamStr (&TextDeviceNode);
+
+ RamDisk = (MEDIA_RAM_DISK_DEVICE_PATH *) CreateDeviceNode (
+ MEDIA_DEVICE_PATH,
+ MEDIA_RAM_DISK_DP,
+ (UINT16) sizeof (MEDIA_RAM_DISK_DEVICE_PATH)
+ );
+
+ Strtoi64 (StartingAddrStr, &StartingAddr);
+ WriteUnaligned64 ((UINT64 *) &(RamDisk->StartingAddr[0]), StartingAddr);
+ Strtoi64 (EndingAddrStr, &EndingAddr);
+ WriteUnaligned64 ((UINT64 *) &(RamDisk->EndingAddr[0]), EndingAddr);
+ RamDisk->Instance = (UINT16) Strtoi (InstanceStr);
+ CopyGuid (&RamDisk->TypeGuid, &gEfiPersistentVirtualDiskGuid);
+
+ return (EFI_DEVICE_PATH_PROTOCOL *) RamDisk;
+}
+
+/**
+ Converts a text device path node to text persistent virtual cd device path structure.
+
+ @param TextDeviceNode The input Text device path node.
+
+ @return A pointer to the newly-created Text device path structure.
+
+**/
+EFI_DEVICE_PATH_PROTOCOL *
+DevPathFromTextPersistentVirtualCd (
+ IN CHAR16 *TextDeviceNode
+ )
+{
+ CHAR16 *StartingAddrStr;
+ CHAR16 *EndingAddrStr;
+ CHAR16 *InstanceStr;
+ MEDIA_RAM_DISK_DEVICE_PATH *RamDisk;
+ UINT64 StartingAddr;
+ UINT64 EndingAddr;
+
+ StartingAddrStr = GetNextParamStr (&TextDeviceNode);
+ EndingAddrStr = GetNextParamStr (&TextDeviceNode);
+ InstanceStr = GetNextParamStr (&TextDeviceNode);
+
+ RamDisk = (MEDIA_RAM_DISK_DEVICE_PATH *) CreateDeviceNode (
+ MEDIA_DEVICE_PATH,
+ MEDIA_RAM_DISK_DP,
+ (UINT16) sizeof (MEDIA_RAM_DISK_DEVICE_PATH)
+ );
+
+ Strtoi64 (StartingAddrStr, &StartingAddr);
+ WriteUnaligned64 ((UINT64 *) &(RamDisk->StartingAddr[0]), StartingAddr);
+ Strtoi64 (EndingAddrStr, &EndingAddr);
+ WriteUnaligned64 ((UINT64 *) &(RamDisk->EndingAddr[0]), EndingAddr);
+ RamDisk->Instance = (UINT16) Strtoi (InstanceStr);
+ CopyGuid (&RamDisk->TypeGuid, &gEfiPersistentVirtualCdGuid);
+
+ return (EFI_DEVICE_PATH_PROTOCOL *) RamDisk;
+}
/**
Converts a BBS text device path node to BBS device path structure.
@@ -3292,6 +3492,11 @@ GLOBAL_REMOVE_IF_UNREFERENCED DEVICE_PATH_FROM_TEXT_TABLE mUefiDevicePathLibDevP {L"Fv", DevPathFromTextFv },
{L"FvFile", DevPathFromTextFvFile },
{L"Offset", DevPathFromTextRelativeOffsetRange },
+ {L"RamDisk", DevPathFromTextRamDisk },
+ {L"VirtualDisk", DevPathFromTextVirtualDisk },
+ {L"VirtualCD", DevPathFromTextVirtualCd },
+ {L"PersistentVirtualDisk", DevPathFromTextPersistentVirtualDisk },
+ {L"PersistentVirtualCD", DevPathFromTextPersistentVirtualCd },
{L"BbsPath", DevPathFromTextBbsPath },
{L"BBS", DevPathFromTextBBS },
|