diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f12/Proc/Fch/Pcie/Family/Hudson2/Hudson2PcieEnvService.c')
-rwxr-xr-x | src/vendorcode/amd/agesa/f12/Proc/Fch/Pcie/Family/Hudson2/Hudson2PcieEnvService.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f12/Proc/Fch/Pcie/Family/Hudson2/Hudson2PcieEnvService.c b/src/vendorcode/amd/agesa/f12/Proc/Fch/Pcie/Family/Hudson2/Hudson2PcieEnvService.c new file mode 100755 index 0000000000..1efb96d05a --- /dev/null +++ b/src/vendorcode/amd/agesa/f12/Proc/Fch/Pcie/Family/Hudson2/Hudson2PcieEnvService.c @@ -0,0 +1,77 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Config Hudson2 Pcie controller + * + * Init Pcie Controller features. + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: FCH + * @e \$Revision: 46088 $ @e \$Date: 2011-01-28 11:24:26 +0800 (Fri, 28 Jan 2011) $ + * + */ +/* +***************************************************************************** +* +* 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" +#include "Filecode.h" +#define FILECODE PROC_FCH_PCIE_FAMILY_HUDSON2_HUDSON2PCIEENVSERVICE_FILECODE + + +/** + * ProgramPcieNativeMode - Config Pcie Native Mode + * + * + * + * @param[in] FchDataPtr Fch configuration structure pointer. + * + */ +VOID +ProgramPcieNativeMode ( + IN VOID *FchDataPtr + ) +{ + UINT8 FchNativepciesupport; + FCH_DATA_BLOCK *LocalCfgPtr; + + LocalCfgPtr = (FCH_DATA_BLOCK *) FchDataPtr; + FchNativepciesupport = (UINT8) LocalCfgPtr->Misc.NativePcieSupport; + + // + // PCIE Native setting + // + RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGBA + 1, AccessWidth8, ~BIT14, 0); + if ( FchNativepciesupport == 1) { + RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REG74 + 3, AccessWidth8, ~(BIT3 + BIT1 + BIT0), BIT3 + BIT2 + BIT0); + } else { + RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REG74 + 3, AccessWidth8, ~(BIT3 + BIT1 + BIT0), BIT3 + BIT2); + } +} |