| /** |
| * @file |
| * |
| * Southbridge PMIO 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 PMIO |
| * |
| * |
| * |
| * @param[in] Address - PMIO Offset value |
| * @param[in] OpFlag - Access sizes |
| * @param[in] Value - Read Data Buffer |
| * |
| */ |
| VOID |
| ReadPMIO ( |
| 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 (0xCD6, AccWidthUint8, &Address); // SB_IOMAP_REGCD6 |
| Address++; |
| ReadIO (0xCD7, AccWidthUint8, (UINT8 *)Value + i); // SB_IOMAP_REGCD7 |
| } |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Write PMIO |
| * |
| * |
| * |
| * @param[in] Address - PMIO Offset value |
| * @param[in] OpFlag - Access sizes |
| * @param[in] Value - Write Data Buffer |
| * |
| */ |
| VOID |
| WritePMIO ( |
| 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 (0xCD6, AccWidthUint8, &Address); // SB_IOMAP_REGCD6 |
| Address++; |
| WriteIO (0xCD7, AccWidthUint8, (UINT8 *)Value + i); // SB_IOMAP_REGCD7 |
| } |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * RWPMIO - Read/Write PMIO |
| * |
| * |
| * |
| * @param[in] Address - PMIO Offset value |
| * @param[in] OpFlag - Access sizes |
| * @param[in] AndMask - Data And Mask 32 bits |
| * @param[in] OrMask - Data OR Mask 32 bits |
| * |
| */ |
| VOID |
| RWPMIO ( |
| IN UINT8 Address, |
| IN UINT8 OpFlag, |
| IN UINT32 AndMask, |
| IN UINT32 OrMask |
| ) |
| { |
| UINT32 Result; |
| OpFlag = OpFlag & 0x7f; |
| ReadPMIO (Address, OpFlag, &Result); |
| Result = (Result & AndMask) | OrMask; |
| WritePMIO (Address, OpFlag, &Result); |
| } |