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

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4212 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 19 insertions, 16 deletions

diff --git a/MdeModulePkg/Bus/Pci/AtapiPassThruDxe/AtapiPassThru.h b/MdeModulePkg/Bus/Pci/AtapiPassThruDxe/AtapiPassThru.h
index ac1db971d7..1ac174c7a0 100644
--- a/MdeModulePkg/Bus/Pci/AtapiPassThruDxe/AtapiPassThru.h
+++ b/MdeModulePkg/Bus/Pci/AtapiPassThruDxe/AtapiPassThru.h
@@ -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