diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f15tn/Proc/GNB/Modules/GnbPcieInitLibV1/PcieAspmBlackList.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f15tn/Proc/GNB/Modules/GnbPcieInitLibV1/PcieAspmBlackList.c | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15tn/Proc/GNB/Modules/GnbPcieInitLibV1/PcieAspmBlackList.c b/src/vendorcode/amd/agesa/f15tn/Proc/GNB/Modules/GnbPcieInitLibV1/PcieAspmBlackList.c new file mode 100644 index 0000000000..4642b7fa24 --- /dev/null +++ b/src/vendorcode/amd/agesa/f15tn/Proc/GNB/Modules/GnbPcieInitLibV1/PcieAspmBlackList.c @@ -0,0 +1,179 @@ +/** + * @file + * + * PCIe link ASPM Black List + * + * + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: GNB + * @e \$Revision: 63425 $ @e \$Date: 2011-12-22 11:24:10 -0600 (Thu, 22 Dec 2011) $ + * + */ +/* +***************************************************************************** +* +* Copyright 2008 - 2012 ADVANCED MICRO DEVICES, INC. All Rights Reserved. +* +* AMD is granting you permission to use this software (the Materials) +* pursuant to the terms and conditions of your Software License Agreement +* with AMD. This header does *NOT* give you permission to use the Materials +* or any rights under AMD's intellectual property. Your use of any portion +* of these Materials shall constitute your acceptance of those terms and +* conditions. If you do not agree to the terms and conditions of the Software +* License Agreement, please do not use any portion of these Materials. +* +* CONFIDENTIALITY: The Materials and all other information, identified as +* confidential and provided to you by AMD shall be kept confidential in +* accordance with the terms and conditions of the Software License Agreement. +* +* LIMITATION OF LIABILITY: THE MATERIALS AND ANY OTHER RELATED INFORMATION +* PROVIDED TO YOU BY AMD ARE PROVIDED "AS IS" WITHOUT ANY EXPRESS OR IMPLIED +* WARRANTY OF ANY KIND, INCLUDING BUT NOT LIMITED TO WARRANTIES OF +* MERCHANTABILITY, NONINFRINGEMENT, TITLE, FITNESS FOR ANY PARTICULAR PURPOSE, +* OR WARRANTIES ARISING FROM CONDUCT, COURSE OF DEALING, OR USAGE OF TRADE. +* IN NO EVENT SHALL AMD OR ITS LICENSORS BE LIABLE FOR ANY DAMAGES WHATSOEVER +* (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS +* INTERRUPTION, OR LOSS OF INFORMATION) ARISING OUT OF AMD'S NEGLIGENCE, +* GROSS NEGLIGENCE, THE USE OF OR INABILITY TO USE THE MATERIALS OR ANY OTHER +* RELATED INFORMATION PROVIDED TO YOU BY AMD, EVEN IF AMD HAS BEEN ADVISED OF +* THE POSSIBILITY OF SUCH DAMAGES. BECAUSE SOME JURISDICTIONS PROHIBIT THE +* EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES, +* THE ABOVE LIMITATION MAY NOT APPLY TO YOU. +* +* AMD does not assume any responsibility for any errors which may appear in +* the Materials or any other related information provided to you by AMD, or +* result from use of the Materials or any related information. +* +* You agree that you will not reverse engineer or decompile the Materials. +* +* NO SUPPORT OBLIGATION: AMD is not obligated to furnish, support, or make any +* further information, software, technical information, know-how, or show-how +* available to you. Additionally, AMD retains the right to modify the +* Materials at any time, without notice, and is not obligated to provide such +* modified Materials to you. +* +* U.S. GOVERNMENT RESTRICTED RIGHTS: The Materials are provided with +* "RESTRICTED RIGHTS." Use, duplication, or disclosure by the Government is +* subject to the restrictions as set forth in FAR 52.227-14 and +* DFAR252.227-7013, et seq., or its successor. Use of the Materials by the +* Government constitutes acknowledgement of AMD's proprietary rights in them. +* +* EXPORT ASSURANCE: You agree and certify that neither the Materials, nor any +* direct product thereof will be exported directly or indirectly, into any +* country prohibited by the United States Export Administration Act and the +* regulations thereunder, without the required authorization from the U.S. +* government nor will be used for any purpose prohibited by the same. +* *************************************************************************** +* +*/ + +/*---------------------------------------------------------------------------------------- + * M O D U L E S U S E D + *---------------------------------------------------------------------------------------- + */ +#include "AGESA.h" +#include "Gnb.h" +#include "GnbPcie.h" +#include "GnbCommonLib.h" +#include "PcieAspmBlackList.h" +#include "Filecode.h" +#define FILECODE PROC_GNB_MODULES_GNBPCIEINITLIBV1_PCIEASPMBLACKLIST_FILECODE +/*---------------------------------------------------------------------------------------- + * D E F I N I T I O N S A N D M A C R O S + *---------------------------------------------------------------------------------------- + */ + + +/*---------------------------------------------------------------------------------------- + * T Y P E D E F S A N D S T R U C T U R E S + *---------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------- + * P R O T O T Y P E S O F L O C A L F U N C T I O N S + *---------------------------------------------------------------------------------------- + */ + + +UINT16 AspmBrDeviceTable[] = { + 0x1002, 0x9441, (UINT16) ~(AspmL1 | AspmL0s), + 0x10B5, 0xFFFF, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x0402, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x0193, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x0422, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x0292, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x00F9, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x0141, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x0092, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x01D0, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x01D1, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x01D2, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x01D3, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x01D5, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x01D7, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x01D8, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x01DC, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x01DE, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x01DF, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x016A, (UINT16) ~(AspmL1 | AspmL0s), + 0x10DE, 0x0392, (UINT16) ~(AspmL1 | AspmL0s), + 0x168C, 0xFFFF, (UINT16) ~(AspmL0s), + 0x1B4B, 0x91A3, (UINT16) ~(AspmL0s), + 0x1B4B, 0x9123, (UINT16) ~(AspmL0s), + 0x1969, 0x1083, (UINT16) ~(AspmL0s) +}; + +/*----------------------------------------------------------------------------------------*/ +/** + * Pcie ASPM Black List + * + * + * + * @param[in] LinkAsmp PCie ASPM black list + * @param[in] StdHeader Standard configuration header + * @retval AGESA_STATUS + */ + +AGESA_STATUS +PcieAspmBlackListFeature ( + IN PCIe_LINK_ASPM *LinkAsmp, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT32 UpstreamDeviceId; + UINT32 DownstreamDeviceId; + UINTN i; + UINT32 DeviceId; + UINT32 VendorId; + + GnbLibPciRead (LinkAsmp->UpstreamPort.AddressValue, AccessWidth32, &UpstreamDeviceId, StdHeader); + GnbLibPciRead (LinkAsmp->DownstreamPort.AddressValue, AccessWidth32, &DownstreamDeviceId, StdHeader); + for (i = 0; i < (sizeof (AspmBrDeviceTable) / sizeof (UINT16)); i = i + 3) { + VendorId = AspmBrDeviceTable[i]; + DeviceId = AspmBrDeviceTable[i + 1]; + if (VendorId == (UINT16)UpstreamDeviceId || VendorId == (UINT16)DownstreamDeviceId ) { + if (DeviceId == 0xFFFF || DeviceId == (UpstreamDeviceId >> 16) || DeviceId == (DownstreamDeviceId >> 16)) { + LinkAsmp->UpstreamAspm &= AspmBrDeviceTable[i + 2]; + LinkAsmp->DownstreamAspm &= AspmBrDeviceTable[i + 2]; + } + } + } + if ((UINT16)UpstreamDeviceId == 0x168c) { + LinkAsmp->UpstreamAspm = LinkAsmp->RequestedAspm & AspmL1; + LinkAsmp->DownstreamAspm = LinkAsmp->UpstreamAspm; + GnbLibPciRMW (LinkAsmp->UpstreamPort.AddressValue | 0x70C, AccessS3SaveWidth32, 0x0, 0x0F003F01, StdHeader); + + DeviceId = UpstreamDeviceId >> 16; + if ((DeviceId == 0x002C) || (DeviceId == 0x002B) || (DeviceId == 0x002E)) { + LinkAsmp->UpstreamAspm = LinkAsmp->RequestedAspm & AspmL0sL1; + LinkAsmp->DownstreamAspm = LinkAsmp->UpstreamAspm & AspmL1; + } + } + if (UpstreamDeviceId == 0x10831969) { + GnbLibPciRMW (LinkAsmp->UpstreamPort.AddressValue | 0x12F8, AccessS3SaveWidth32, 0xFFF7F7FF, 0, StdHeader); + } + + return AGESA_SUCCESS; +} |