mirror of https://github.com/acidanthera/audk.git
EmulatorPkg/Win: Add BlockIo support
Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com> Reviewed-by: Hao A Wu <hao.a.wu@intel.com> Cc: Andrew Fish <afish@apple.com>
This commit is contained in:
Ruiyu Ni
parent
56502bf1ad
commit
8f8196976e
|
|
@ -0,0 +1,563 @@
|
||||||
|
/**@file
|
||||||
|
|
||||||
|
Copyright (c) 2004 - 2018, 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
|
||||||
|
http://opensource.org/licenses/bsd-license.php
|
||||||
|
|
||||||
|
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||||
|
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||||
|
|
||||||
|
**/
|
||||||
|
|
||||||
|
#include "WinHost.h"
|
||||||
|
|
||||||
|
#define WIN_NT_BLOCK_IO_PRIVATE_SIGNATURE SIGNATURE_32 ('N', 'T', 'b', 'k')
|
||||||
|
typedef struct {
|
||||||
|
UINTN Signature;
|
||||||
|
|
||||||
|
EMU_IO_THUNK_PROTOCOL *Thunk;
|
||||||
|
|
||||||
|
CHAR16 *FileName;
|
||||||
|
BOOLEAN Removable;
|
||||||
|
BOOLEAN Readonly;
|
||||||
|
|
||||||
|
HANDLE NtHandle;
|
||||||
|
UINTN BlockSize;
|
||||||
|
|
||||||
|
EFI_BLOCK_IO_MEDIA *Media;
|
||||||
|
EMU_BLOCK_IO_PROTOCOL EmuBlockIo;
|
||||||
|
} WIN_NT_BLOCK_IO_PRIVATE;
|
||||||
|
|
||||||
|
#define WIN_NT_BLOCK_IO_PRIVATE_DATA_FROM_THIS(a) \
|
||||||
|
CR(a, WIN_NT_BLOCK_IO_PRIVATE, EmuBlockIo, WIN_NT_BLOCK_IO_PRIVATE_SIGNATURE)
|
||||||
|
|
||||||
|
|
||||||
|
EFI_STATUS
|
||||||
|
WinNtBlockIoReset (
|
||||||
|
IN EMU_BLOCK_IO_PROTOCOL *This,
|
||||||
|
IN BOOLEAN ExtendedVerification
|
||||||
|
);
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
EFI_STATUS
|
||||||
|
SetFilePointer64 (
|
||||||
|
IN WIN_NT_BLOCK_IO_PRIVATE *Private,
|
||||||
|
IN INT64 DistanceToMove,
|
||||||
|
OUT UINT64 *NewFilePointer,
|
||||||
|
IN DWORD MoveMethod
|
||||||
|
)
|
||||||
|
/*++
|
||||||
|
|
||||||
|
This function extends the capability of SetFilePointer to accept 64 bit parameters
|
||||||
|
|
||||||
|
--*/
|
||||||
|
{
|
||||||
|
EFI_STATUS Status;
|
||||||
|
LARGE_INTEGER LargeInt;
|
||||||
|
|
||||||
|
LargeInt.QuadPart = DistanceToMove;
|
||||||
|
Status = EFI_SUCCESS;
|
||||||
|
|
||||||
|
LargeInt.LowPart = SetFilePointer (
|
||||||
|
Private->NtHandle,
|
||||||
|
LargeInt.LowPart,
|
||||||
|
&LargeInt.HighPart,
|
||||||
|
MoveMethod
|
||||||
|
);
|
||||||
|
|
||||||
|
if (LargeInt.LowPart == -1 && GetLastError () != NO_ERROR) {
|
||||||
|
Status = EFI_INVALID_PARAMETER;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (NewFilePointer != NULL) {
|
||||||
|
*NewFilePointer = LargeInt.QuadPart;
|
||||||
|
}
|
||||||
|
|
||||||
|
return Status;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
EFI_STATUS
|
||||||
|
WinNtBlockIoOpenDevice (
|
||||||
|
IN WIN_NT_BLOCK_IO_PRIVATE *Private,
|
||||||
|
IN EFI_BLOCK_IO_MEDIA *Media
|
||||||
|
)
|
||||||
|
{
|
||||||
|
EFI_STATUS Status;
|
||||||
|
UINT64 FileSize;
|
||||||
|
|
||||||
|
//
|
||||||
|
// If the device is already opened, close it
|
||||||
|
//
|
||||||
|
if (Private->NtHandle != INVALID_HANDLE_VALUE) {
|
||||||
|
WinNtBlockIoReset (&Private->EmuBlockIo, FALSE);
|
||||||
|
}
|
||||||
|
|
||||||
|
//
|
||||||
|
// Open the device
|
||||||
|
//
|
||||||
|
Private->NtHandle = CreateFile (
|
||||||
|
Private->FileName,
|
||||||
|
GENERIC_READ | (Private->Readonly ? 0 : GENERIC_WRITE),
|
||||||
|
FILE_SHARE_READ | FILE_SHARE_WRITE,
|
||||||
|
NULL,
|
||||||
|
OPEN_ALWAYS, // Create if it doesn't exist
|
||||||
|
0,
|
||||||
|
NULL
|
||||||
|
);
|
||||||
|
|
||||||
|
if (Private->NtHandle == INVALID_HANDLE_VALUE) {
|
||||||
|
DEBUG ((EFI_D_INFO, "OpenBlock: Could not open %S, %x\n", Private->FileName, GetLastError ()));
|
||||||
|
Media->MediaPresent = FALSE;
|
||||||
|
Status = EFI_NO_MEDIA;
|
||||||
|
goto Done;
|
||||||
|
}
|
||||||
|
|
||||||
|
//
|
||||||
|
// get the size of the file
|
||||||
|
//
|
||||||
|
Status = SetFilePointer64 (Private, 0, &FileSize, FILE_END);
|
||||||
|
|
||||||
|
if (EFI_ERROR (Status)) {
|
||||||
|
DEBUG ((EFI_D_ERROR, "OpenBlock: Could not get filesize of %s\n", Private->FileName));
|
||||||
|
Status = EFI_UNSUPPORTED;
|
||||||
|
goto Done;
|
||||||
|
}
|
||||||
|
|
||||||
|
Media->LastBlock = DivU64x32 (FileSize, (UINT32)Private->BlockSize) - 1;
|
||||||
|
|
||||||
|
DEBUG ((EFI_D_INIT, "OpenBlock: opened %S\n", Private->FileName));
|
||||||
|
Status = EFI_SUCCESS;
|
||||||
|
|
||||||
|
Done:
|
||||||
|
if (EFI_ERROR (Status)) {
|
||||||
|
if (Private->NtHandle != INVALID_HANDLE_VALUE) {
|
||||||
|
WinNtBlockIoReset (&Private->EmuBlockIo, FALSE);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return Status;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
EFI_STATUS
|
||||||
|
EFIAPI
|
||||||
|
WinNtBlockIoCreateMapping (
|
||||||
|
IN EMU_BLOCK_IO_PROTOCOL *This,
|
||||||
|
IN EFI_BLOCK_IO_MEDIA *Media
|
||||||
|
)
|
||||||
|
{
|
||||||
|
WIN_NT_BLOCK_IO_PRIVATE *Private;
|
||||||
|
|
||||||
|
Private = WIN_NT_BLOCK_IO_PRIVATE_DATA_FROM_THIS (This);
|
||||||
|
|
||||||
|
Media->MediaId = 0;
|
||||||
|
Media->RemovableMedia = Private->Removable;
|
||||||
|
Media->MediaPresent = TRUE;
|
||||||
|
Media->LogicalPartition = FALSE;
|
||||||
|
Media->ReadOnly = Private->Readonly;
|
||||||
|
Media->WriteCaching = FALSE;
|
||||||
|
Media->IoAlign = 1;
|
||||||
|
Media->LastBlock = 0; // Filled in by OpenDevice
|
||||||
|
Media->BlockSize = Private->BlockSize;
|
||||||
|
|
||||||
|
// EFI_BLOCK_IO_PROTOCOL_REVISION2
|
||||||
|
Media->LowestAlignedLba = 0;
|
||||||
|
Media->LogicalBlocksPerPhysicalBlock = 0;
|
||||||
|
|
||||||
|
|
||||||
|
// EFI_BLOCK_IO_PROTOCOL_REVISION3
|
||||||
|
Media->OptimalTransferLengthGranularity = 0;
|
||||||
|
|
||||||
|
//
|
||||||
|
// Remember the Media pointer.
|
||||||
|
//
|
||||||
|
Private->Media = Media;
|
||||||
|
return WinNtBlockIoOpenDevice (Private, Media);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
EFI_STATUS
|
||||||
|
WinNtBlockIoError (
|
||||||
|
IN WIN_NT_BLOCK_IO_PRIVATE *Private
|
||||||
|
)
|
||||||
|
/*++
|
||||||
|
|
||||||
|
Routine Description:
|
||||||
|
|
||||||
|
TODO: Add function description
|
||||||
|
|
||||||
|
Arguments:
|
||||||
|
|
||||||
|
Private - TODO: add argument description
|
||||||
|
|
||||||
|
Returns:
|
||||||
|
|
||||||
|
TODO: add return values
|
||||||
|
|
||||||
|
--*/
|
||||||
|
{
|
||||||
|
EFI_BLOCK_IO_MEDIA *Media;
|
||||||
|
EFI_STATUS Status;
|
||||||
|
|
||||||
|
Media = Private->Media;
|
||||||
|
|
||||||
|
switch (GetLastError ()) {
|
||||||
|
|
||||||
|
case ERROR_NOT_READY:
|
||||||
|
Media->ReadOnly = FALSE;
|
||||||
|
Media->MediaPresent = FALSE;
|
||||||
|
Status = EFI_NO_MEDIA;
|
||||||
|
break;
|
||||||
|
|
||||||
|
case ERROR_WRONG_DISK:
|
||||||
|
Media->ReadOnly = FALSE;
|
||||||
|
Media->MediaPresent = TRUE;
|
||||||
|
Media->MediaId++;
|
||||||
|
Status = EFI_MEDIA_CHANGED;
|
||||||
|
break;
|
||||||
|
|
||||||
|
case ERROR_WRITE_PROTECT:
|
||||||
|
Media->ReadOnly = TRUE;
|
||||||
|
Status = EFI_WRITE_PROTECTED;
|
||||||
|
break;
|
||||||
|
|
||||||
|
default:
|
||||||
|
Status = EFI_DEVICE_ERROR;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (Status == EFI_NO_MEDIA || Status == EFI_MEDIA_CHANGED) {
|
||||||
|
WinNtBlockIoReset (&Private->EmuBlockIo, FALSE);
|
||||||
|
}
|
||||||
|
|
||||||
|
return Status;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
EFI_STATUS
|
||||||
|
WinNtSignalToken (
|
||||||
|
IN OUT EFI_BLOCK_IO2_TOKEN *Token,
|
||||||
|
IN EFI_STATUS Status
|
||||||
|
)
|
||||||
|
{
|
||||||
|
if (Token != NULL) {
|
||||||
|
if (Token->Event != NULL) {
|
||||||
|
// Caller is responcible for signaling EFI Event
|
||||||
|
Token->TransactionStatus = Status;
|
||||||
|
return EFI_SUCCESS;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return Status;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
Read BufferSize bytes from Lba into Buffer.
|
||||||
|
|
||||||
|
This function reads the requested number of blocks from the device. All the
|
||||||
|
blocks are read, or an error is returned.
|
||||||
|
If EFI_DEVICE_ERROR, EFI_NO_MEDIA,_or EFI_MEDIA_CHANGED is returned and
|
||||||
|
non-blocking I/O is being used, the Event associated with this request will
|
||||||
|
not be signaled.
|
||||||
|
|
||||||
|
@param[in] This Indicates a pointer to the calling context.
|
||||||
|
@param[in] MediaId Id of the media, changes every time the media is
|
||||||
|
replaced.
|
||||||
|
@param[in] Lba The starting Logical Block Address to read from.
|
||||||
|
@param[in, out] Token A pointer to the token associated with the transaction.
|
||||||
|
@param[in] BufferSize Size of Buffer, must be a multiple of device block size.
|
||||||
|
@param[out] Buffer A pointer to the destination buffer for the data. The
|
||||||
|
caller is responsible for either having implicit or
|
||||||
|
explicit ownership of the buffer.
|
||||||
|
|
||||||
|
@retval EFI_SUCCESS The read request was queued if Token->Event is
|
||||||
|
not NULL.The data was read correctly from the
|
||||||
|
device if the Token->Event is NULL.
|
||||||
|
@retval EFI_DEVICE_ERROR The device reported an error while performing
|
||||||
|
the read.
|
||||||
|
@retval EFI_NO_MEDIA There is no media in the device.
|
||||||
|
@retval EFI_MEDIA_CHANGED The MediaId is not for the current media.
|
||||||
|
@retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of the
|
||||||
|
intrinsic block size of the device.
|
||||||
|
@retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid,
|
||||||
|
or the buffer is not on proper alignment.
|
||||||
|
@retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack
|
||||||
|
of resources.
|
||||||
|
**/
|
||||||
|
EFI_STATUS
|
||||||
|
WinNtBlockIoReadBlocks (
|
||||||
|
IN EMU_BLOCK_IO_PROTOCOL *This,
|
||||||
|
IN UINT32 MediaId,
|
||||||
|
IN EFI_LBA Lba,
|
||||||
|
IN OUT EFI_BLOCK_IO2_TOKEN *Token,
|
||||||
|
IN UINTN BufferSize,
|
||||||
|
OUT VOID *Buffer
|
||||||
|
)
|
||||||
|
{
|
||||||
|
WIN_NT_BLOCK_IO_PRIVATE *Private;
|
||||||
|
BOOL Flag;
|
||||||
|
EFI_STATUS Status;
|
||||||
|
DWORD BytesRead;
|
||||||
|
UINT64 DistanceToMove;
|
||||||
|
UINT64 DistanceMoved;
|
||||||
|
|
||||||
|
Private = WIN_NT_BLOCK_IO_PRIVATE_DATA_FROM_THIS (This);
|
||||||
|
|
||||||
|
//
|
||||||
|
// Seek to proper position
|
||||||
|
//
|
||||||
|
DistanceToMove = MultU64x32 (Lba, (UINT32)Private->BlockSize);
|
||||||
|
Status = SetFilePointer64 (Private, DistanceToMove, &DistanceMoved, FILE_BEGIN);
|
||||||
|
|
||||||
|
if (EFI_ERROR (Status) || (DistanceToMove != DistanceMoved)) {
|
||||||
|
DEBUG ((EFI_D_INIT, "ReadBlocks: SetFilePointer failed\n"));
|
||||||
|
return WinNtBlockIoError (Private->Media);
|
||||||
|
}
|
||||||
|
|
||||||
|
Flag = ReadFile (Private->NtHandle, Buffer, (DWORD)BufferSize, (LPDWORD)&BytesRead, NULL);
|
||||||
|
if (!Flag || (BytesRead != BufferSize)) {
|
||||||
|
return WinNtBlockIoError (Private->Media);
|
||||||
|
}
|
||||||
|
|
||||||
|
Private->Media->MediaPresent = TRUE;
|
||||||
|
return WinNtSignalToken (Token, EFI_SUCCESS);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
Write BufferSize bytes from Lba into Buffer.
|
||||||
|
|
||||||
|
This function writes the requested number of blocks to the device. All blocks
|
||||||
|
are written, or an error is returned.If EFI_DEVICE_ERROR, EFI_NO_MEDIA,
|
||||||
|
EFI_WRITE_PROTECTED or EFI_MEDIA_CHANGED is returned and non-blocking I/O is
|
||||||
|
being used, the Event associated with this request will not be signaled.
|
||||||
|
|
||||||
|
@param[in] This Indicates a pointer to the calling context.
|
||||||
|
@param[in] MediaId The media ID that the write request is for.
|
||||||
|
@param[in] Lba The starting logical block address to be written. The
|
||||||
|
caller is responsible for writing to only legitimate
|
||||||
|
locations.
|
||||||
|
@param[in, out] Token A pointer to the token associated with the transaction.
|
||||||
|
@param[in] BufferSize Size of Buffer, must be a multiple of device block size.
|
||||||
|
@param[in] Buffer A pointer to the source buffer for the data.
|
||||||
|
|
||||||
|
@retval EFI_SUCCESS The write request was queued if Event is not NULL.
|
||||||
|
The data was written correctly to the device if
|
||||||
|
the Event is NULL.
|
||||||
|
@retval EFI_WRITE_PROTECTED The device can not be written to.
|
||||||
|
@retval EFI_NO_MEDIA There is no media in the device.
|
||||||
|
@retval EFI_MEDIA_CHNAGED The MediaId does not matched the current device.
|
||||||
|
@retval EFI_DEVICE_ERROR The device reported an error while performing the write.
|
||||||
|
@retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.
|
||||||
|
@retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid,
|
||||||
|
or the buffer is not on proper alignment.
|
||||||
|
@retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack
|
||||||
|
of resources.
|
||||||
|
|
||||||
|
**/
|
||||||
|
EFI_STATUS
|
||||||
|
WinNtBlockIoWriteBlocks (
|
||||||
|
IN EMU_BLOCK_IO_PROTOCOL *This,
|
||||||
|
IN UINT32 MediaId,
|
||||||
|
IN EFI_LBA Lba,
|
||||||
|
IN OUT EFI_BLOCK_IO2_TOKEN *Token,
|
||||||
|
IN UINTN BufferSize,
|
||||||
|
IN VOID *Buffer
|
||||||
|
)
|
||||||
|
{
|
||||||
|
WIN_NT_BLOCK_IO_PRIVATE *Private;
|
||||||
|
UINTN BytesWritten;
|
||||||
|
BOOL Success;
|
||||||
|
EFI_STATUS Status;
|
||||||
|
UINT64 DistanceToMove;
|
||||||
|
UINT64 DistanceMoved;
|
||||||
|
|
||||||
|
Private = WIN_NT_BLOCK_IO_PRIVATE_DATA_FROM_THIS (This);
|
||||||
|
|
||||||
|
//
|
||||||
|
// Seek to proper position
|
||||||
|
//
|
||||||
|
DistanceToMove = MultU64x32 (Lba, (UINT32)Private->BlockSize);
|
||||||
|
Status = SetFilePointer64 (Private, DistanceToMove, &DistanceMoved, FILE_BEGIN);
|
||||||
|
|
||||||
|
if (EFI_ERROR (Status) || (DistanceToMove != DistanceMoved)) {
|
||||||
|
DEBUG ((EFI_D_INIT, "WriteBlocks: SetFilePointer failed\n"));
|
||||||
|
return WinNtBlockIoError (Private->Media);
|
||||||
|
}
|
||||||
|
|
||||||
|
Success = WriteFile (Private->NtHandle, Buffer, (DWORD)BufferSize, (LPDWORD)&BytesWritten, NULL);
|
||||||
|
if (!Success || (BytesWritten != BufferSize)) {
|
||||||
|
return WinNtBlockIoError (Private->Media);
|
||||||
|
}
|
||||||
|
|
||||||
|
//
|
||||||
|
// If the write succeeded, we are not write protected and media is present.
|
||||||
|
//
|
||||||
|
Private->Media->MediaPresent = TRUE;
|
||||||
|
Private->Media->ReadOnly = FALSE;
|
||||||
|
return WinNtSignalToken (Token, EFI_SUCCESS);
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
Flush the Block Device.
|
||||||
|
|
||||||
|
If EFI_DEVICE_ERROR, EFI_NO_MEDIA,_EFI_WRITE_PROTECTED or EFI_MEDIA_CHANGED
|
||||||
|
is returned and non-blocking I/O is being used, the Event associated with
|
||||||
|
this request will not be signaled.
|
||||||
|
|
||||||
|
@param[in] This Indicates a pointer to the calling context.
|
||||||
|
@param[in,out] Token A pointer to the token associated with the transaction
|
||||||
|
|
||||||
|
@retval EFI_SUCCESS The flush request was queued if Event is not NULL.
|
||||||
|
All outstanding data was written correctly to the
|
||||||
|
device if the Event is NULL.
|
||||||
|
@retval EFI_DEVICE_ERROR The device reported an error while writting back
|
||||||
|
the data.
|
||||||
|
@retval EFI_WRITE_PROTECTED The device cannot be written to.
|
||||||
|
@retval EFI_NO_MEDIA There is no media in the device.
|
||||||
|
@retval EFI_MEDIA_CHANGED The MediaId is not for the current media.
|
||||||
|
@retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack
|
||||||
|
of resources.
|
||||||
|
|
||||||
|
**/
|
||||||
|
EFI_STATUS
|
||||||
|
WinNtBlockIoFlushBlocks (
|
||||||
|
IN EMU_BLOCK_IO_PROTOCOL *This,
|
||||||
|
IN OUT EFI_BLOCK_IO2_TOKEN *Token
|
||||||
|
)
|
||||||
|
{
|
||||||
|
return WinNtSignalToken (Token, EFI_SUCCESS);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
Reset the block device hardware.
|
||||||
|
|
||||||
|
@param[in] This Indicates a pointer to the calling context.
|
||||||
|
@param[in] ExtendedVerification Indicates that the driver may perform a more
|
||||||
|
exhausive verfication operation of the device
|
||||||
|
during reset.
|
||||||
|
|
||||||
|
@retval EFI_SUCCESS The device was reset.
|
||||||
|
@retval EFI_DEVICE_ERROR The device is not functioning properly and could
|
||||||
|
not be reset.
|
||||||
|
|
||||||
|
**/
|
||||||
|
EFI_STATUS
|
||||||
|
WinNtBlockIoReset (
|
||||||
|
IN EMU_BLOCK_IO_PROTOCOL *This,
|
||||||
|
IN BOOLEAN ExtendedVerification
|
||||||
|
)
|
||||||
|
{
|
||||||
|
WIN_NT_BLOCK_IO_PRIVATE *Private;
|
||||||
|
|
||||||
|
Private = WIN_NT_BLOCK_IO_PRIVATE_DATA_FROM_THIS (This);
|
||||||
|
|
||||||
|
if (Private->NtHandle != INVALID_HANDLE_VALUE) {
|
||||||
|
CloseHandle (Private->NtHandle);
|
||||||
|
Private->NtHandle = INVALID_HANDLE_VALUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
return EFI_SUCCESS;
|
||||||
|
}
|
||||||
|
|
||||||
|
EMU_BLOCK_IO_PROTOCOL gEmuBlockIoProtocol = {
|
||||||
|
WinNtBlockIoReset,
|
||||||
|
WinNtBlockIoReadBlocks,
|
||||||
|
WinNtBlockIoWriteBlocks,
|
||||||
|
WinNtBlockIoFlushBlocks,
|
||||||
|
WinNtBlockIoCreateMapping
|
||||||
|
};
|
||||||
|
|
||||||
|
EFI_STATUS
|
||||||
|
EFIAPI
|
||||||
|
WinNtBlockIoThunkOpen (
|
||||||
|
IN EMU_IO_THUNK_PROTOCOL *This
|
||||||
|
)
|
||||||
|
{
|
||||||
|
WIN_NT_BLOCK_IO_PRIVATE *Private;
|
||||||
|
CHAR16 *Str;
|
||||||
|
|
||||||
|
Private = AllocatePool (sizeof (*Private));
|
||||||
|
if (Private == NULL) {
|
||||||
|
return EFI_OUT_OF_RESOURCES;
|
||||||
|
}
|
||||||
|
|
||||||
|
Private->Signature = WIN_NT_BLOCK_IO_PRIVATE_SIGNATURE;
|
||||||
|
Private->Thunk = This;
|
||||||
|
CopyMem (&Private->EmuBlockIo, &gEmuBlockIoProtocol, sizeof (gEmuBlockIoProtocol));
|
||||||
|
Private->BlockSize = 512;
|
||||||
|
Private->NtHandle = INVALID_HANDLE_VALUE;
|
||||||
|
|
||||||
|
Private->FileName = AllocateCopyPool (StrSize (This->ConfigString), This->ConfigString);
|
||||||
|
if (Private->FileName == NULL) {
|
||||||
|
return EFI_OUT_OF_RESOURCES;
|
||||||
|
}
|
||||||
|
//
|
||||||
|
// Parse ConfigString
|
||||||
|
// <ConfigString> := <FileName> ':' [RF][OW] ':' <BlockSize>
|
||||||
|
//
|
||||||
|
Str = StrStr (Private->FileName, L":");
|
||||||
|
if (Str == NULL) {
|
||||||
|
Private->Removable = FALSE;
|
||||||
|
Private->Readonly = FALSE;
|
||||||
|
} else {
|
||||||
|
for (*Str++ = L'\0'; *Str != L'\0'; Str++) {
|
||||||
|
if (*Str == 'R' || *Str == 'F') {
|
||||||
|
Private->Removable = (BOOLEAN) (*Str == L'R');
|
||||||
|
}
|
||||||
|
if (*Str == 'O' || *Str == 'W') {
|
||||||
|
Private->Readonly = (BOOLEAN) (*Str == L'O');
|
||||||
|
}
|
||||||
|
if (*Str == ':') {
|
||||||
|
Private->BlockSize = wcstol (++Str, NULL, 0);
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
This->Interface = &Private->EmuBlockIo;
|
||||||
|
This->Private = Private;
|
||||||
|
return EFI_SUCCESS;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
EFI_STATUS
|
||||||
|
EFIAPI
|
||||||
|
WinNtBlockIoThunkClose (
|
||||||
|
IN EMU_IO_THUNK_PROTOCOL *This
|
||||||
|
)
|
||||||
|
{
|
||||||
|
WIN_NT_BLOCK_IO_PRIVATE *Private;
|
||||||
|
|
||||||
|
Private = This->Private;
|
||||||
|
|
||||||
|
if (Private != NULL) {
|
||||||
|
if (Private->FileName != NULL) {
|
||||||
|
FreePool (Private->FileName);
|
||||||
|
}
|
||||||
|
FreePool (Private);
|
||||||
|
}
|
||||||
|
|
||||||
|
return EFI_SUCCESS;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
EMU_IO_THUNK_PROTOCOL mWinNtBlockIoThunkIo = {
|
||||||
|
&gEmuBlockIoProtocolGuid,
|
||||||
|
NULL,
|
||||||
|
NULL,
|
||||||
|
0,
|
||||||
|
WinNtBlockIoThunkOpen,
|
||||||
|
WinNtBlockIoThunkClose,
|
||||||
|
NULL
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
|
@ -429,6 +429,7 @@ Returns:
|
||||||
//
|
//
|
||||||
AddThunkProtocol (&mWinNtWndThunkIo, (CHAR16 *)PcdGetPtr (PcdEmuGop), TRUE);
|
AddThunkProtocol (&mWinNtWndThunkIo, (CHAR16 *)PcdGetPtr (PcdEmuGop), TRUE);
|
||||||
AddThunkProtocol (&mWinNtFileSystemThunkIo, (CHAR16 *)PcdGetPtr (PcdEmuFileSystem), TRUE);
|
AddThunkProtocol (&mWinNtFileSystemThunkIo, (CHAR16 *)PcdGetPtr (PcdEmuFileSystem), TRUE);
|
||||||
|
AddThunkProtocol (&mWinNtBlockIoThunkIo, (CHAR16 *)PcdGetPtr (PcdEmuVirtualDisk), TRUE);
|
||||||
|
|
||||||
//
|
//
|
||||||
// Allocate space for gSystemMemory Array
|
// Allocate space for gSystemMemory Array
|
||||||
|
|
|
||||||
|
|
@ -33,6 +33,8 @@ Abstract:
|
||||||
#include <Protocol/EmuThunk.h>
|
#include <Protocol/EmuThunk.h>
|
||||||
#include <Protocol/SimpleFileSystem.h>
|
#include <Protocol/SimpleFileSystem.h>
|
||||||
|
|
||||||
|
#include <Protocol/EmuBlockIo.h>
|
||||||
|
#include <Protocol/BlockIo.h>
|
||||||
|
|
||||||
#include <Library/BaseLib.h>
|
#include <Library/BaseLib.h>
|
||||||
#include <Library/PeCoffLib.h>
|
#include <Library/PeCoffLib.h>
|
||||||
|
|
@ -203,4 +205,5 @@ SecInitializeThunk (
|
||||||
extern EMU_THUNK_PROTOCOL gEmuThunkProtocol;
|
extern EMU_THUNK_PROTOCOL gEmuThunkProtocol;
|
||||||
extern EMU_IO_THUNK_PROTOCOL mWinNtWndThunkIo;
|
extern EMU_IO_THUNK_PROTOCOL mWinNtWndThunkIo;
|
||||||
extern EMU_IO_THUNK_PROTOCOL mWinNtFileSystemThunkIo;
|
extern EMU_IO_THUNK_PROTOCOL mWinNtFileSystemThunkIo;
|
||||||
|
extern EMU_IO_THUNK_PROTOCOL mWinNtBlockIoThunkIo;
|
||||||
#endif
|
#endif
|
||||||
|
|
@ -34,6 +34,7 @@
|
||||||
WinGopScreen.c
|
WinGopScreen.c
|
||||||
WinGop.h
|
WinGop.h
|
||||||
WinFileSystem.c
|
WinFileSystem.c
|
||||||
|
WinBlockIo.c
|
||||||
WinThunk.c
|
WinThunk.c
|
||||||
WinHost.h
|
WinHost.h
|
||||||
WinHost.c
|
WinHost.c
|
||||||
|
|
@ -62,6 +63,7 @@
|
||||||
[Protocols]
|
[Protocols]
|
||||||
gEmuIoThunkProtocolGuid
|
gEmuIoThunkProtocolGuid
|
||||||
gEmuGraphicsWindowProtocolGuid
|
gEmuGraphicsWindowProtocolGuid
|
||||||
|
gEmuBlockIoProtocolGuid
|
||||||
gEfiSimpleFileSystemProtocolGuid
|
gEfiSimpleFileSystemProtocolGuid
|
||||||
|
|
||||||
[Guids]
|
[Guids]
|
||||||
|
|
@ -76,6 +78,7 @@
|
||||||
gEmulatorPkgTokenSpaceGuid.PcdEmuFirmwareVolume
|
gEmulatorPkgTokenSpaceGuid.PcdEmuFirmwareVolume
|
||||||
gEmulatorPkgTokenSpaceGuid.PcdEmuMemorySize
|
gEmulatorPkgTokenSpaceGuid.PcdEmuMemorySize
|
||||||
gEmulatorPkgTokenSpaceGuid.PcdEmuFdBaseAddress
|
gEmulatorPkgTokenSpaceGuid.PcdEmuFdBaseAddress
|
||||||
|
gEmulatorPkgTokenSpaceGuid.PcdEmuVirtualDisk
|
||||||
gEmulatorPkgTokenSpaceGuid.PcdEmuGop|L"GOP Window"
|
gEmulatorPkgTokenSpaceGuid.PcdEmuGop|L"GOP Window"
|
||||||
gEmulatorPkgTokenSpaceGuid.PcdEmuFileSystem
|
gEmulatorPkgTokenSpaceGuid.PcdEmuFileSystem
|
||||||
gEmulatorPkgTokenSpaceGuid.PcdPeiServicesTablePage
|
gEmulatorPkgTokenSpaceGuid.PcdPeiServicesTablePage
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue