| /* $NoKeywords:$ */ |
| /** |
| * @file |
| * |
| * Config Fch Spi controller |
| * |
| * Init Spi Controller features (PEI phase). |
| * |
| * @xrefitem bom "File Content Label" "Release Content" |
| * @e project: AGESA |
| * @e sub-project: FCH |
| * @e \$Revision: 44324 $ @e \$Date: 2010-12-22 17:16:51 +0800 (Wed, 22 Dec 2010) $ |
| * |
| */ |
| /* |
| ***************************************************************************** |
| * |
| * 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 "FchPlatform.h" |
| #define FILECODE PROC_FCH_SPI_SPIRESET_FILECODE |
| |
| /** |
| * FchInitResetSpi - Config Spi controller during Power-On |
| * |
| * |
| * |
| * @param[in] FchDataPtr Fch configuration structure pointer. |
| * |
| */ |
| VOID |
| FchInitResetSpi ( |
| IN VOID *FchDataPtr |
| ) |
| { |
| UINT32 SpiModeByte; |
| UINT32 SpiRomBase; |
| FCH_RESET_DATA_BLOCK *LocalCfgPtr; |
| AMD_CONFIG_PARAMS *StdHeader; |
| |
| LocalCfgPtr = (FCH_RESET_DATA_BLOCK *) FchDataPtr; |
| StdHeader = LocalCfgPtr->StdHeader; |
| SpiRomBase = UserOptions.CfgSpiRomBaseAddress; |
| |
| // |
| // Set Spi ROM Base Address |
| // |
| RwPci ((LPC_BUS_DEV_FUN << 16) + FCH_LPC_REGA0, AccessWidth32, 0x001F, SpiRomBase, StdHeader); |
| |
| // |
| // Spi Mode Initial |
| // |
| RwMem (SpiRomBase + FCH_SPI_MMIO_REG00, AccessWidth32, 0xFFFFFFFF, (BIT19 + BIT24 + BIT25 + BIT26)); |
| RwMem (SpiRomBase + FCH_SPI_MMIO_REG0C, AccessWidth32, 0xFFC0FFFF, 0 ); |
| |
| if (LocalCfgPtr->SpiSpeed) { |
| RwMem (SpiRomBase + FCH_SPI_MMIO_REG0C, AccessWidth32, ~(BIT13 + BIT12), ((LocalCfgPtr->SpiSpeed - 1 ) << 12)); |
| } |
| |
| if (LocalCfgPtr->FastSpeed) { |
| RwMem (SpiRomBase + FCH_SPI_MMIO_REG0C, AccessWidth32, ~(BIT15 + BIT14), ((LocalCfgPtr->FastSpeed - 1 ) << 14)); |
| } |
| |
| RwMem (SpiRomBase + FCH_SPI_MMIO_REG1C, AccessWidth32, ~(BIT10), ((LocalCfgPtr->BurstWrite) << 10)); |
| |
| SpiModeByte = LocalCfgPtr->Mode; |
| if (LocalCfgPtr->Mode) { |
| if ((SpiModeByte == FCH_SPI_MODE_QUAL_114) || (SpiModeByte == FCH_SPI_MODE_QUAL_112) || (SpiModeByte == FCH_SPI_MODE_QUAL_144) || (SpiModeByte == FCH_SPI_MODE_QUAL_122)) { |
| } |
| RwMem (SpiRomBase + FCH_SPI_MMIO_REG00, AccessWidth32, ~( BIT18 + BIT29 + BIT30), ((LocalCfgPtr->Mode & 1) << 18) + ((LocalCfgPtr->Mode & 6) << 28)); |
| } |
| } |
| |
| /** |
| * FchInitRecoverySpi - Config Spi controller during Crisis |
| * Recovery |
| * |
| * |
| * |
| * @param[in] FchDataPtr Fch configuration structure pointer. |
| * |
| */ |
| VOID |
| FchInitRecoverySpi ( |
| IN VOID *FchDataPtr |
| ) |
| { |
| } |
| |