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Save original PCI attributes in start() function and restore it in Stop() for those PCI device drivers.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4212 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
vanjeff
2007-10-25 07:59:45 +00:00
parent c9a0a0fcf1
commit 68246fa809
9 changed files with 328 additions and 268 deletions
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35
MdeModulePkg/Bus/Pci/AtapiPassThruDxe/AtapiPassThru.h
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@@ -1,12 +1,12 @@
/** @file
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
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: AtapiPassThru.h
@@ -102,6 +102,7 @@ typedef struct {
EFI_SCSI_PASS_THRU_PROTOCOL ScsiPassThru;
EFI_SCSI_PASS_THRU_MODE ScsiPassThruMode;
EFI_PCI_IO_PROTOCOL *PciIo;
UINT64 OriginalPciAttributes;
//
// Local Data goes here
//
@@ -454,6 +455,7 @@ AtapiScsiPassThruDriverEntryPoint (
@param This
@param Controller
@param PciIo
@param OriginalPciAttributes
@todo Add function description
@todo This add argument description
@@ -463,9 +465,10 @@ AtapiScsiPassThruDriverEntryPoint (
**/
EFI_STATUS
RegisterAtapiScsiPassThru (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_PCI_IO_PROTOCOL *PciIo
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT64 OriginalPciAttributes
)
;
@@ -971,13 +974,13 @@ Routine Description:
Arguments:
PciIo - Pointer to the EFI_PCI_IO_PROTOCOL instance
IdeRegsBaseAddr - Pointer to IDE_REGISTERS_BASE_ADDR to
IdeRegsBaseAddr - Pointer to IDE_REGISTERS_BASE_ADDR to
receive IDE IO port registers' base addresses
Returns:
EFI_STATUS
--*/
;
@@ -993,15 +996,15 @@ Routine Description:
Initialize each Channel's Base Address of CommandBlock and ControlBlock.
Arguments:
AtapiScsiPrivate - The pointer of ATAPI_SCSI_PASS_THRU_DEV
IdeRegsBaseAddr - The pointer of IDE_REGISTERS_BASE_ADDR
Returns:
None
--*/
--*/
;
#endif