| /* |
| ***************************************************************************** |
| * |
| * Copyright (c) 2011, Advanced Micro Devices, Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * * Neither the name of Advanced Micro Devices, Inc. nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * *************************************************************************** |
| * |
| */ |
| |
| #include "SBPLATFORM.h" |
| #include "cbtypes.h" |
| |
| VOID |
| ReadMEM ( |
| IN UINT32 Address, |
| IN UINT8 OpFlag, |
| IN VOID* Value |
| ) |
| { |
| OpFlag = OpFlag & 0x7f; |
| switch ( OpFlag ) { |
| case AccWidthUint8: |
| *((UINT8*)Value) = *((UINT8*) ((UINTN)Address)); |
| break; |
| case AccWidthUint16: |
| *((UINT16*)Value) = *((UINT16*) ((UINTN)Address)); |
| break; |
| case AccWidthUint32: |
| *((UINT32*)Value) = *((UINT32*) ((UINTN)Address)); |
| break; |
| } |
| } |
| |
| VOID |
| WriteMEM ( |
| IN UINT32 Address, |
| IN UINT8 OpFlag, |
| IN VOID* Value |
| ) |
| { |
| OpFlag = OpFlag & 0x7f; |
| switch ( OpFlag ) { |
| case AccWidthUint8 : |
| *((UINT8*) ((UINTN)Address)) = *((UINT8*)Value); |
| break; |
| case AccWidthUint16: |
| *((UINT16*) ((UINTN)Address)) = *((UINT16*)Value); |
| break; |
| case AccWidthUint32: |
| *((UINT32*) ((UINTN)Address)) = *((UINT32*)Value); |
| break; |
| } |
| } |
| |
| VOID |
| RWMEM ( |
| IN UINT32 Address, |
| IN UINT8 OpFlag, |
| IN UINT32 Mask, |
| IN UINT32 Data |
| ) |
| { |
| UINT32 Result; |
| ReadMEM (Address, OpFlag, &Result); |
| Result = (Result & Mask) | Data; |
| WriteMEM (Address, OpFlag, &Result); |
| } |
| |
| |