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Change Fat driver to support asynchronous File IO introduced in UEFI spec 2.3.1.D.

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Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>

(based on FatPkg commit 063f6e8a9c263bafd52e1226399fc64d6d721dca)

[jordan.l.justen@intel.com: Use script to relicense to 2-clause BSD]
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Acked-by: Mark Doran <mark.doran@intel.com>
Acked-by: Laszlo Ersek <lersek@redhat.com>
This commit is contained in:
Ruiyu Ni
2013-10-30 03:13:16 +00:00
committed by Jordan Justen
parent 04a4fdb99f
commit 149d633529
15 changed files with 914 additions and 151 deletions
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21
FatPkg/EnhancedFatDxe/DiskCache.c
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@@ -1,6 +1,6 @@
/*++
Copyright (c) 2005 - 2012, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2005 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
under the terms and conditions of the BSD License which accompanies this
distribution. The full text of the license may be found at
@@ -109,7 +109,8 @@ FatExchangeCachePage (
IN FAT_VOLUME *Volume,
IN CACHE_DATA_TYPE DataType,
IN IO_MODE IoMode,
IN CACHE_TAG *CacheTag
IN CACHE_TAG *CacheTag,
IN FAT_TASK *Task
)
/*++
@@ -167,7 +168,7 @@ Returns:
//
// Only fat table writing will execute more than once
//
Status = FatDiskIo (Volume, IoMode, EntryPos, RealSize, PageAddress);
Status = FatDiskIo (Volume, IoMode, EntryPos, RealSize, PageAddress, Task);
if (EFI_ERROR (Status)) {
return Status;
}
@@ -223,7 +224,7 @@ Returns:
// Write dirty cache page back to disk
//
if (CacheTag->RealSize > 0 && CacheTag->Dirty) {
Status = FatExchangeCachePage (Volume, CacheDataType, WRITE_DISK, CacheTag);
Status = FatExchangeCachePage (Volume, CacheDataType, WRITE_DISK, CacheTag, NULL);
if (EFI_ERROR (Status)) {
return Status;
}
@@ -232,7 +233,7 @@ Returns:
// Load new data from disk;
//
CacheTag->PageNo = PageNo;
Status = FatExchangeCachePage (Volume, CacheDataType, READ_DISK, CacheTag);
Status = FatExchangeCachePage (Volume, CacheDataType, READ_DISK, CacheTag, NULL);
return Status;
}
@@ -305,7 +306,8 @@ FatAccessCache (
IN IO_MODE IoMode,
IN UINT64 Offset,
IN UINTN BufferSize,
IN OUT UINT8 *Buffer
IN OUT UINT8 *Buffer,
IN FAT_TASK *Task
)
/*++
Routine Description:
@@ -393,7 +395,7 @@ Returns:
EntryPos = Volume->RootPos + LShiftU64 (PageNo, PageAlignment);
AlignedSize = AlignedPageCount << PageAlignment;
Status = FatDiskIo (Volume, IoMode, EntryPos, AlignedSize, Buffer);
Status = FatDiskIo (Volume, IoMode, EntryPos, AlignedSize, Buffer, Task);
if (EFI_ERROR (Status)) {
return Status;
}
@@ -421,7 +423,8 @@ Returns:
EFI_STATUS
FatVolumeFlushCache (
IN FAT_VOLUME *Volume
IN FAT_VOLUME *Volume,
IN FAT_TASK *Task
)
/*++
@@ -460,7 +463,7 @@ Returns:
//
// Write back all Dirty Data Cache Page to disk
//
Status = FatExchangeCachePage (Volume, CacheDataType, WRITE_DISK, CacheTag);
Status = FatExchangeCachePage (Volume, CacheDataType, WRITE_DISK, CacheTag, Task);
if (EFI_ERROR (Status)) {
return Status;
}