| /** |
| * @file |
| * |
| * Southbridge PMIO2 access common routine |
| * |
| */ |
| /* |
| ***************************************************************************** |
| * |
| * 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" |
| |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Read PMIO2 |
| * |
| * |
| * |
| * @param[in] Address - PMIO2 Offset value |
| * @param[in] OpFlag - Access sizes |
| * @param[in] Value - Read Data Buffer |
| * |
| */ |
| VOID |
| ReadPMIO2 ( |
| IN UINT8 Address, |
| IN UINT8 OpFlag, |
| IN VOID* Value |
| ) |
| { |
| UINT8 i; |
| OpFlag = OpFlag & 0x7f; |
| |
| if ( OpFlag == 0x02 ) { |
| OpFlag = 0x03; |
| } |
| for ( i = 0; i <= OpFlag; i++ ) { |
| WriteIO (0xCD0, AccWidthUint8, &Address); // SB_IOMAP_REGCD0 |
| Address++; |
| ReadIO (0xCD1, AccWidthUint8, (UINT8 *) Value + i); // SB_IOMAP_REGCD1 |
| } |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Write PMIO 2 |
| * |
| * |
| * |
| * @param[in] Address - PMIO2 Offset value |
| * @param[in] OpFlag - Access sizes |
| * @param[in] Value - Write Data Buffer |
| * |
| */ |
| VOID |
| WritePMIO2 ( |
| IN UINT8 Address, |
| IN UINT8 OpFlag, |
| IN VOID* Value |
| ) |
| { |
| UINT8 i; |
| OpFlag = OpFlag & 0x7f; |
| |
| if ( OpFlag == 0x02 ) { |
| OpFlag = 0x03; |
| } |
| for ( i = 0; i <= OpFlag; i++ ) { |
| WriteIO (0xCD0, AccWidthUint8, &Address); // SB_IOMAP_REGCD0 |
| Address++; |
| WriteIO (0xCD1, AccWidthUint8, (UINT8 *)Value + i); // SB_IOMAP_REGCD1 |
| } |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * RWPMIO2 - Read/Write PMIO2 |
| * |
| * |
| * |
| * @param[in] Address - PMIO2 Offset value |
| * @param[in] OpFlag - Access sizes |
| * @param[in] AndMask - Data And Mask 32 bits |
| * @param[in] OrMask - Data OR Mask 32 bits |
| * |
| */ |
| VOID |
| RWPMIO2 ( |
| IN UINT8 Address, |
| IN UINT8 OpFlag, |
| IN UINT32 AndMask, |
| IN UINT32 OrMask |
| ) |
| { |
| UINT32 Result; |
| OpFlag = OpFlag & 0x7f; |
| ReadPMIO2 (Address, OpFlag, &Result); |
| Result = (Result & AndMask) | OrMask; |
| WritePMIO2 (Address, OpFlag, &Result); |
| } |