pdated code per coding standard. Changed comments, converted all \ to / and removed the extra generated files by merging them into existing files.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2736 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
AJFISH
@@ -1,26 +1,16 @@
|
||||
/*++
|
||||
/** @file
|
||||
UEFI Component Name protocol for DiskIo driver.
|
||||
|
||||
Copyright (c) 2006 - 2007, Intel Corporation
|
||||
All rights reserved. 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
|
||||
|
||||
Copyright (c) 2006, Intel Corporation
|
||||
All rights reserved. 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.
|
||||
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
|
||||
Module Name:
|
||||
|
||||
ComponentName.c
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||||
|
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Abstract:
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|
||||
--*/
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||||
|
||||
//
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||||
// Include common header file for this module.
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||||
//
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||||
#include "CommonHeader.h"
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**/
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||||
#include "DiskIo.h"
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@@ -44,6 +34,44 @@ static EFI_UNICODE_STRING_TABLE mDiskIoDriverNameTable[] = {
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}
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||||
};
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||||
|
||||
|
||||
|
||||
/**
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||||
Retrieves a Unicode string that is the user readable name of
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the EFI Driver.
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@param This A pointer to the
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EFI_COMPONENT_NAME_PROTOCOL instance.
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||||
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||||
@param Language A pointer to a Null-terminated ASCII string
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array indicating the language. This is the
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language of the driver name that the caller
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||||
is requesting, and it must match one of the
|
||||
languages specified in SupportedLanguages.
|
||||
The number of languages supported by a
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||||
driver is up to the driver writer. Language
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||||
is specified in RFC 3066 language code
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||||
format.
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@param DriverName A pointer to the Unicode string to return.
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This Unicode string is the name of the
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driver specified by This in the language
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specified by Language.
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@retval EFI_SUCCESS The Unicode string for the
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Driver specified by This and the
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language specified by Language
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was returned in DriverName.
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@retval EFI_INVALID_PARAMETER Language is NULL.
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@retval EFI_INVALID_PARAMETER DriverName is NULL.
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|
||||
@retval EFI_UNSUPPORTED The driver specified by This
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does not support the language
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specified by Language.
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|
||||
**/
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EFI_STATUS
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EFIAPI
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DiskIoComponentNameGetDriverName (
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@@ -51,32 +79,6 @@ DiskIoComponentNameGetDriverName (
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||||
IN CHAR8 *Language,
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OUT CHAR16 **DriverName
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||||
)
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/*++
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|
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Routine Description:
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Retrieves a Unicode string that is the user readable name of the EFI Driver.
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|
||||
Arguments:
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This - A pointer to the EFI_COMPONENT_NAME_PROTOCOL instance.
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Language - A pointer to a three character ISO 639-2 language identifier.
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This is the language of the driver name that that the caller
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is requesting, and it must match one of the languages specified
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in SupportedLanguages. The number of languages supported by a
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driver is up to the driver writer.
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DriverName - A pointer to the Unicode string to return. This Unicode string
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is the name of the driver specified by This in the language
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specified by Language.
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Returns:
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EFI_SUCCESS - The Unicode string for the Driver specified by This
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and the language specified by Language was returned
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in DriverName.
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EFI_INVALID_PARAMETER - Language is NULL.
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||||
EFI_INVALID_PARAMETER - DriverName is NULL.
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EFI_UNSUPPORTED - The driver specified by This does not support the
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||||
language specified by Language.
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--*/
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{
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return LookupUnicodeString (
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Language,
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@@ -86,6 +88,78 @@ DiskIoComponentNameGetDriverName (
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);
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}
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|
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|
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/**
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||||
Retrieves a Unicode string that is the user readable name of
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the controller that is being managed by an EFI Driver.
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||||
|
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@param This A pointer to the
|
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EFI_COMPONENT_NAME_PROTOCOL instance.
|
||||
|
||||
@param ControllerHandle The handle of a controller that the
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driver specified by This is managing.
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This handle specifies the controller
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||||
whose name is to be returned.
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||||
|
||||
@param ChildHandle The handle of the child controller to
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||||
retrieve the name of. This is an
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||||
optional parameter that may be NULL.
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||||
It will be NULL for device drivers.
|
||||
It will also be NULL for a bus
|
||||
drivers that wish to retrieve the
|
||||
name of the bus controller. It will
|
||||
not be NULL for a bus driver that
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||||
wishes to retrieve the name of a
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||||
child controller.
|
||||
|
||||
@param Language A pointer to a Null-terminated ASCII
|
||||
string array indicating the language.
|
||||
This is the language of the driver
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||||
name that the caller is requesting,
|
||||
and it must match one of the
|
||||
languages specified in
|
||||
SupportedLanguages. The number of
|
||||
languages supported by a driver is up
|
||||
to the driver writer. Language is
|
||||
specified in RFC 3066 language code
|
||||
format.
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||||
|
||||
@param ControllerName A pointer to the Unicode string to
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||||
return. This Unicode string is the
|
||||
name of the controller specified by
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||||
ControllerHandle and ChildHandle in
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||||
the language specified by Language
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||||
from the point of view of the driver
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||||
specified by This.
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||||
|
||||
@retval EFI_SUCCESS The Unicode string for the user
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||||
readable name in the language
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||||
specified by Language for the
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||||
driver specified by This was
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||||
returned in DriverName.
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||||
|
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@retval EFI_INVALID_PARAMETER ControllerHandle is not a valid
|
||||
EFI_HANDLE.
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||||
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||||
@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it
|
||||
is not a valid EFI_HANDLE.
|
||||
|
||||
@retval EFI_INVALID_PARAMETER Language is NULL.
|
||||
|
||||
@retval EFI_INVALID_PARAMETER ControllerName is NULL.
|
||||
|
||||
@retval EFI_UNSUPPORTED The driver specified by This is
|
||||
not currently managing the
|
||||
controller specified by
|
||||
ControllerHandle and
|
||||
ChildHandle.
|
||||
|
||||
@retval EFI_UNSUPPORTED The driver specified by This
|
||||
does not support the language
|
||||
specified by Language.
|
||||
|
||||
**/
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||||
EFI_STATUS
|
||||
EFIAPI
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||||
DiskIoComponentNameGetControllerName (
|
||||
@@ -95,50 +169,6 @@ DiskIoComponentNameGetControllerName (
|
||||
IN CHAR8 *Language,
|
||||
OUT CHAR16 **ControllerName
|
||||
)
|
||||
/*++
|
||||
|
||||
Routine Description:
|
||||
Retrieves a Unicode string that is the user readable name of the controller
|
||||
that is being managed by an EFI Driver.
|
||||
|
||||
Arguments:
|
||||
This - A pointer to the EFI_COMPONENT_NAME_PROTOCOL instance.
|
||||
ControllerHandle - The handle of a controller that the driver specified by
|
||||
This is managing. This handle specifies the controller
|
||||
whose name is to be returned.
|
||||
ChildHandle - The handle of the child controller to retrieve the name
|
||||
of. This is an optional parameter that may be NULL. It
|
||||
will be NULL for device drivers. It will also be NULL
|
||||
for a bus drivers that wish to retrieve the name of the
|
||||
bus controller. It will not be NULL for a bus driver
|
||||
that wishes to retrieve the name of a child controller.
|
||||
Language - A pointer to a three character ISO 639-2 language
|
||||
identifier. This is the language of the controller name
|
||||
that that the caller is requesting, and it must match one
|
||||
of the languages specified in SupportedLanguages. The
|
||||
number of languages supported by a driver is up to the
|
||||
driver writer.
|
||||
ControllerName - A pointer to the Unicode string to return. This Unicode
|
||||
string is the name of the controller specified by
|
||||
ControllerHandle and ChildHandle in the language specified
|
||||
by Language from the point of view of the driver specified
|
||||
by This.
|
||||
|
||||
Returns:
|
||||
EFI_SUCCESS - The Unicode string for the user readable name in the
|
||||
language specified by Language for the driver
|
||||
specified by This was returned in DriverName.
|
||||
EFI_INVALID_PARAMETER - ControllerHandle is not a valid EFI_HANDLE.
|
||||
EFI_INVALID_PARAMETER - ChildHandle is not NULL and it is not a valid EFI_HANDLE.
|
||||
EFI_INVALID_PARAMETER - Language is NULL.
|
||||
EFI_INVALID_PARAMETER - ControllerName is NULL.
|
||||
EFI_UNSUPPORTED - The driver specified by This is not currently managing
|
||||
the controller specified by ControllerHandle and
|
||||
ChildHandle.
|
||||
EFI_UNSUPPORTED - The driver specified by This does not support the
|
||||
language specified by Language.
|
||||
|
||||
--*/
|
||||
{
|
||||
return EFI_UNSUPPORTED;
|
||||
}
|
||||
|
||||
@@ -1,32 +1,38 @@
|
||||
/*++
|
||||
/** @file
|
||||
DiskIo driver that layers it's self on every Block IO protocol in the system.
|
||||
DiskIo converts a block oriented device to a byte oriented device.
|
||||
|
||||
Copyright (c) 2006, Intel Corporation
|
||||
All rights reserved. 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.
|
||||
Copyright (c) 2006 - 2007, Intel Corporation
|
||||
All rights reserved. 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
|
||||
|
||||
Module Name:
|
||||
|
||||
DiskIo.h
|
||||
|
||||
Abstract:
|
||||
Private Data definition for Disk IO driver
|
||||
|
||||
--*/
|
||||
|
||||
#ifndef _DISK_IO_H
|
||||
#define _DISK_IO_H
|
||||
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 <Uefi.h>
|
||||
#include <Protocol/BlockIo.h>
|
||||
#include <Protocol/ComponentName.h>
|
||||
#include <Protocol/DriverBinding.h>
|
||||
#include <Protocol/DiskIo.h>
|
||||
#include <Library/DebugLib.h>
|
||||
#include <Library/UefiDriverEntryPoint.h>
|
||||
#include <Library/UefiLib.h>
|
||||
#include <Library/BaseLib.h>
|
||||
#include <Library/BaseMemoryLib.h>
|
||||
#include <Library/MemoryAllocationLib.h>
|
||||
#include <Library/UefiBootServicesTableLib.h>
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
// Driver Binding Externs
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
extern EFI_DRIVER_BINDING_PROTOCOL gDiskIoDriverBinding;
|
||||
extern EFI_COMPONENT_NAME_PROTOCOL gDiskIoComponentName;
|
||||
|
||||
|
||||
|
||||
#define DISK_IO_PRIVATE_DATA_SIGNATURE EFI_SIGNATURE_32 ('d', 's', 'k', 'I')
|
||||
|
||||
@@ -119,4 +125,3 @@ DiskIoComponentNameGetControllerName (
|
||||
OUT CHAR16 **ControllerName
|
||||
);
|
||||
|
||||
#endif
|
||||
|
||||
@@ -1,13 +1,12 @@
|
||||
#/** @file
|
||||
# Component description file for DiskIo module.
|
||||
#
|
||||
# DiskIo driver that layers it's self on every Block IO protocol in the system.
|
||||
# Copyright (c) 2006 - 2007, Intel Corporation
|
||||
# Component description file for DiskIo module.
|
||||
#
|
||||
# Copyright (c) 2006 - 2007, Intel Corporation
|
||||
# All rights reserved. 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.
|
||||
#
|
||||
@@ -49,8 +48,6 @@
|
||||
ComponentName.c
|
||||
DiskIo.h
|
||||
diskio.c
|
||||
CommonHeader.h
|
||||
EntryPoint.c
|
||||
|
||||
|
||||
################################################################################
|
||||
@@ -61,7 +58,7 @@
|
||||
################################################################################
|
||||
|
||||
[Includes]
|
||||
$(WORKSPACE)/MdePkg\Include/Library
|
||||
$(WORKSPACE)/MdePkg/Include/Library
|
||||
|
||||
################################################################################
|
||||
#
|
||||
@@ -71,8 +68,8 @@
|
||||
################################################################################
|
||||
|
||||
[Packages]
|
||||
$(WORKSPACE)\MdeModulePkg/MdeModulePkg.dec
|
||||
$(WORKSPACE)\MdePkg/MdePkg.dec
|
||||
$(WORKSPACE)/MdeModulePkg/MdeModulePkg.dec
|
||||
$(WORKSPACE)/MdePkg/MdePkg.dec
|
||||
|
||||
|
||||
################################################################################
|
||||
|
||||
@@ -1,39 +1,24 @@
|
||||
/*++
|
||||
|
||||
Copyright (c) 2006, Intel Corporation
|
||||
All rights reserved. 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.
|
||||
|
||||
Module Name:
|
||||
|
||||
DiskIo.c
|
||||
|
||||
Abstract:
|
||||
|
||||
/** @file
|
||||
DiskIo driver that layers it's self on every Block IO protocol in the system.
|
||||
DiskIo converts a block oriented device to a byte oriented device.
|
||||
|
||||
ReadDisk may have to do reads that are not aligned on sector boundaries.
|
||||
There are three cases:
|
||||
|
||||
UnderRun - The first byte is not on a sector boundary or the read request is
|
||||
less than a sector in length.
|
||||
|
||||
Aligned - A read of N contiguous sectors.
|
||||
|
||||
OverRun - The last byte is not on a sector boundary.
|
||||
|
||||
--*/
|
||||
Copyright (c) 2006 - 2007, Intel Corporation
|
||||
All rights reserved. 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
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
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 "DiskIo.h"
|
||||
|
||||
@@ -56,6 +41,20 @@ DISK_IO_PRIVATE_DATA gDiskIoPrivateDataTemplate = {
|
||||
NULL
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
Test to see if this driver supports ControllerHandle.
|
||||
|
||||
@param This Protocol instance pointer.
|
||||
@param ControllerHandle Handle of device to test
|
||||
@param RemainingDevicePath Optional parameter use to pick a specific child
|
||||
device to start.
|
||||
|
||||
@retval EFI_SUCCESS This driver supports this device
|
||||
@retval EFI_ALREADY_STARTED This driver is already running on this device
|
||||
@retval other This driver does not support this device
|
||||
|
||||
**/
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DiskIoDriverBindingSupported (
|
||||
@@ -63,23 +62,6 @@ DiskIoDriverBindingSupported (
|
||||
IN EFI_HANDLE ControllerHandle,
|
||||
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
|
||||
)
|
||||
/*++
|
||||
|
||||
Routine Description:
|
||||
Test to see if this driver supports ControllerHandle. Any ControllerHandle
|
||||
than contains a BlockIo protocol can be supported.
|
||||
|
||||
Arguments:
|
||||
This - Protocol instance pointer.
|
||||
ControllerHandle - Handle of device to test.
|
||||
RemainingDevicePath - Not used.
|
||||
|
||||
Returns:
|
||||
EFI_SUCCESS - This driver supports this device.
|
||||
EFI_ALREADY_STARTED - This driver is already running on this device.
|
||||
other - This driver does not support this device.
|
||||
|
||||
--*/
|
||||
{
|
||||
EFI_STATUS Status;
|
||||
EFI_BLOCK_IO_PROTOCOL *BlockIo;
|
||||
@@ -98,6 +80,7 @@ DiskIoDriverBindingSupported (
|
||||
if (EFI_ERROR (Status)) {
|
||||
return Status;
|
||||
}
|
||||
|
||||
//
|
||||
// Close the I/O Abstraction(s) used to perform the supported test.
|
||||
//
|
||||
@@ -110,6 +93,21 @@ DiskIoDriverBindingSupported (
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
Start this driver on ControllerHandle by opening a Block IO protocol and
|
||||
installing a Disk IO protocol on ControllerHandle.
|
||||
|
||||
@param This Protocol instance pointer.
|
||||
@param ControllerHandle Handle of device to bind driver to
|
||||
@param RemainingDevicePath Optional parameter use to pick a specific child
|
||||
device to start.
|
||||
|
||||
@retval EFI_SUCCESS This driver is added to ControllerHandle
|
||||
@retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle
|
||||
@retval other This driver does not support this device
|
||||
|
||||
**/
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DiskIoDriverBindingStart (
|
||||
@@ -117,23 +115,6 @@ DiskIoDriverBindingStart (
|
||||
IN EFI_HANDLE ControllerHandle,
|
||||
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
|
||||
)
|
||||
/*++
|
||||
|
||||
Routine Description:
|
||||
Start this driver on ControllerHandle by opening a Block IO protocol and
|
||||
installing a Disk IO protocol on ControllerHandle.
|
||||
|
||||
Arguments:
|
||||
This - Protocol instance pointer.
|
||||
ControllerHandle - Handle of device to bind driver to.
|
||||
RemainingDevicePath - Not used, always produce all possible children.
|
||||
|
||||
Returns:
|
||||
EFI_SUCCESS - This driver is added to ControllerHandle.
|
||||
EFI_ALREADY_STARTED - This driver is already running on ControllerHandle.
|
||||
other - This driver does not support this device.
|
||||
|
||||
--*/
|
||||
{
|
||||
EFI_STATUS Status;
|
||||
DISK_IO_PRIVATE_DATA *Private;
|
||||
@@ -154,6 +135,7 @@ DiskIoDriverBindingStart (
|
||||
if (EFI_ERROR (Status)) {
|
||||
return Status;
|
||||
}
|
||||
|
||||
//
|
||||
// Initialize the Disk IO device instance.
|
||||
//
|
||||
@@ -162,6 +144,7 @@ DiskIoDriverBindingStart (
|
||||
Status = EFI_OUT_OF_RESOURCES;
|
||||
goto ErrorExit;
|
||||
}
|
||||
|
||||
//
|
||||
// Install protocol interfaces for the Disk IO device.
|
||||
//
|
||||
@@ -190,6 +173,21 @@ ErrorExit:
|
||||
return Status;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
Stop this driver on ControllerHandle by removing Disk IO protocol and closing
|
||||
the Block IO protocol on ControllerHandle.
|
||||
|
||||
@param This Protocol instance pointer.
|
||||
@param ControllerHandle Handle of device to stop driver on
|
||||
@param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
|
||||
children is zero stop the entire bus driver.
|
||||
@param ChildHandleBuffer List of Child Handles to Stop.
|
||||
|
||||
@retval EFI_SUCCESS This driver is removed ControllerHandle
|
||||
@retval other This driver was not removed from this device
|
||||
|
||||
**/
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DiskIoDriverBindingStop (
|
||||
@@ -198,24 +196,6 @@ DiskIoDriverBindingStop (
|
||||
IN UINTN NumberOfChildren,
|
||||
IN EFI_HANDLE *ChildHandleBuffer
|
||||
)
|
||||
/*++
|
||||
|
||||
Routine Description:
|
||||
Stop this driver on ControllerHandle by removing Disk IO protocol and closing
|
||||
the Block IO protocol on ControllerHandle.
|
||||
|
||||
Arguments:
|
||||
This - Protocol instance pointer.
|
||||
ControllerHandle - Handle of device to stop driver on.
|
||||
NumberOfChildren - Not used.
|
||||
ChildHandleBuffer - Not used.
|
||||
|
||||
Returns:
|
||||
EFI_SUCCESS - This driver is removed ControllerHandle.
|
||||
other - This driver was not removed from this device.
|
||||
EFI_UNSUPPORTED
|
||||
|
||||
--*/
|
||||
{
|
||||
EFI_STATUS Status;
|
||||
EFI_DISK_IO_PROTOCOL *DiskIo;
|
||||
@@ -260,6 +240,31 @@ DiskIoDriverBindingStop (
|
||||
return Status;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
Read BufferSize bytes from Offset into Buffer.
|
||||
Reads may support reads that are not aligned on
|
||||
sector boundaries. There are three cases:
|
||||
UnderRun - The first byte is not on a sector boundary or the read request is
|
||||
less than a sector in length.
|
||||
Aligned - A read of N contiguous sectors.
|
||||
OverRun - The last byte is not on a sector boundary.
|
||||
|
||||
@param This Protocol instance pointer.
|
||||
@param MediaId Id of the media, changes every time the media is replaced.
|
||||
@param Offset The starting byte offset to read from
|
||||
@param BufferSize Size of Buffer
|
||||
@param Buffer Buffer containing read data
|
||||
|
||||
@retval EFI_SUCCESS The data was read correctly from the device.
|
||||
@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_CHNAGED The MediaId does not matched the current device.
|
||||
@retval EFI_INVALID_PARAMETER The read request contains device addresses that are not
|
||||
valid for the device.
|
||||
|
||||
**/
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DiskIoReadDisk (
|
||||
@@ -269,39 +274,6 @@ DiskIoReadDisk (
|
||||
IN UINTN BufferSize,
|
||||
OUT VOID *Buffer
|
||||
)
|
||||
/*++
|
||||
|
||||
Routine Description:
|
||||
Read BufferSize bytes from Offset into Buffer.
|
||||
|
||||
Reads may support reads that are not aligned on
|
||||
sector boundaries. There are three cases:
|
||||
|
||||
UnderRun - The first byte is not on a sector boundary or the read request is
|
||||
less than a sector in length.
|
||||
|
||||
Aligned - A read of N contiguous sectors.
|
||||
|
||||
OverRun - The last byte is not on a sector boundary.
|
||||
|
||||
|
||||
Arguments:
|
||||
This - Protocol instance pointer.
|
||||
MediaId - Id of the media, changes every time the media is replaced.
|
||||
Offset - The starting byte offset to read from.
|
||||
BufferSize - Size of Buffer.
|
||||
Buffer - Buffer containing read data.
|
||||
|
||||
Returns:
|
||||
EFI_SUCCESS - The data was read correctly from the device.
|
||||
EFI_DEVICE_ERROR - The device reported an error while performing the read.
|
||||
EFI_NO_MEDIA - There is no media in the device.
|
||||
EFI_MEDIA_CHNAGED - The MediaId does not matched the current device.
|
||||
EFI_INVALID_PARAMETER - The read request contains device addresses that are not
|
||||
valid for the device.
|
||||
EFI_OUT_OF_RESOURCES
|
||||
|
||||
--*/
|
||||
{
|
||||
EFI_STATUS Status;
|
||||
DISK_IO_PRIVATE_DATA *Private;
|
||||
@@ -485,6 +457,32 @@ Done:
|
||||
return Status;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
Read BufferSize bytes from Offset into Buffer.
|
||||
Writes may require a read modify write to support writes that are not
|
||||
aligned on sector boundaries. There are three cases:
|
||||
UnderRun - The first byte is not on a sector boundary or the write request
|
||||
is less than a sector in length. Read modify write is required.
|
||||
Aligned - A write of N contiguous sectors.
|
||||
OverRun - The last byte is not on a sector boundary. Read modified write
|
||||
required.
|
||||
|
||||
@param This Protocol instance pointer.
|
||||
@param MediaId Id of the media, changes every time the media is replaced.
|
||||
@param Offset The starting byte offset to read from
|
||||
@param BufferSize Size of Buffer
|
||||
@param Buffer Buffer containing read data
|
||||
|
||||
@retval EFI_SUCCESS The data was written correctly to the device.
|
||||
@retval EFI_WRITE_PROTECTED The device can not be written to.
|
||||
@retval EFI_DEVICE_ERROR The device reported an error while performing the write.
|
||||
@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_INVALID_PARAMETER The write request contains device addresses that are not
|
||||
valid for the device.
|
||||
|
||||
**/
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DiskIoWriteDisk (
|
||||
@@ -494,40 +492,6 @@ DiskIoWriteDisk (
|
||||
IN UINTN BufferSize,
|
||||
IN VOID *Buffer
|
||||
)
|
||||
/*++
|
||||
|
||||
Routine Description:
|
||||
Read BufferSize bytes from Offset into Buffer.
|
||||
|
||||
Writes may require a read modify write to support writes that are not
|
||||
aligned on sector boundaries. There are three cases:
|
||||
|
||||
UnderRun - The first byte is not on a sector boundary or the write request
|
||||
is less than a sector in length. Read modify write is required.
|
||||
|
||||
Aligned - A write of N contiguous sectors.
|
||||
|
||||
OverRun - The last byte is not on a sector boundary. Read modified write
|
||||
required.
|
||||
|
||||
Arguments:
|
||||
This - Protocol instance pointer.
|
||||
MediaId - Id of the media, changes every time the media is replaced.
|
||||
Offset - The starting byte offset to read from.
|
||||
BufferSize - Size of Buffer.
|
||||
Buffer - Buffer containing read data.
|
||||
|
||||
Returns:
|
||||
EFI_SUCCESS - The data was written correctly to the device.
|
||||
EFI_WRITE_PROTECTED - The device can not be written to.
|
||||
EFI_DEVICE_ERROR - The device reported an error while performing the write.
|
||||
EFI_NO_MEDIA - There is no media in the device.
|
||||
EFI_MEDIA_CHNAGED - The MediaId does not matched the current device.
|
||||
EFI_INVALID_PARAMETER - The write request contains device addresses that are not
|
||||
valid for the device.
|
||||
EFI_OUT_OF_RESOURCES
|
||||
|
||||
--*/
|
||||
{
|
||||
EFI_STATUS Status;
|
||||
DISK_IO_PRIVATE_DATA *Private;
|
||||
@@ -732,3 +696,42 @@ Done:
|
||||
|
||||
return Status;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
The user Entry Point for module DiskIo. The user code starts with this function.
|
||||
|
||||
@param[in] ImageHandle The firmware allocated handle for the EFI image.
|
||||
@param[in] SystemTable A pointer to the EFI System Table.
|
||||
|
||||
@retval EFI_SUCCESS The entry point is executed successfully.
|
||||
@retval other Some error occurs when executing this entry point.
|
||||
|
||||
**/
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
InitializeDiskIo (
|
||||
IN EFI_HANDLE ImageHandle,
|
||||
IN EFI_SYSTEM_TABLE *SystemTable
|
||||
)
|
||||
{
|
||||
EFI_STATUS Status;
|
||||
|
||||
//
|
||||
// Install driver model protocol(s).
|
||||
//
|
||||
Status = EfiLibInstallAllDriverProtocols (
|
||||
ImageHandle,
|
||||
SystemTable,
|
||||
&gDiskIoDriverBinding,
|
||||
ImageHandle,
|
||||
&gDiskIoComponentName,
|
||||
NULL,
|
||||
NULL
|
||||
);
|
||||
ASSERT_EFI_ERROR (Status);
|
||||
|
||||
|
||||
return Status;
|
||||
}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user