diff options
Diffstat (limited to 'src/mainboard/gizmosphere/gizmo/PlatformGnbPcie.c')
| -rwxr-xr-x | src/mainboard/gizmosphere/gizmo/PlatformGnbPcie.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/src/mainboard/gizmosphere/gizmo/PlatformGnbPcie.c b/src/mainboard/gizmosphere/gizmo/PlatformGnbPcie.c new file mode 100755 index 0000000000..a2560e0607 --- /dev/null +++ b/src/mainboard/gizmosphere/gizmo/PlatformGnbPcie.c @@ -0,0 +1,163 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Advanced Micro Devices, Inc. + * Copyright (C) 2013 Sage Electronic Engineering, LLC + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "AGESA.h" +#include "amdlib.h" +#include "Ids.h" +#include "heapManager.h" +#include "PlatformGnbPcieComplex.h" +#include "Filecode.h" +#include "BiosCallOuts.h" + +/*---------------------------------------------------------------------------------------*/ +/** + * OemCustomizeInitEarly + * + * Description: + * This stub function will call the host environment through the binary block + * interface (call-out port) to provide a user hook opportunity + * + * Parameters: + * @param[in] **PeiServices + * @param[in] *InitEarly + * + * @retval VOID + * + **/ +/*---------------------------------------------------------------------------------------*/ +VOID +OemCustomizeInitEarly ( + IN OUT AMD_EARLY_PARAMS *InitEarly + ) +{ + AGESA_STATUS Status; + VOID *BrazosPcieComplexListPtr; + VOID *BrazosPciePortPtr; + VOID *BrazosPcieDdiPtr; + + ALLOCATE_HEAP_PARAMS AllocHeapParams; + +PCIe_PORT_DESCRIPTOR PortList [] = { + // Initialize Port descriptor (PCIe port, Lanes 4, PCI Device Number 4, ...) + { + 0, //Descriptor flags !!!IMPORTANT!!! Terminate last element of array + PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 4, 4), + PCIE_PORT_DATA_INITIALIZER (GNB_GPP_PORT4_PORT_PRESENT, GNB_GPP_PORT4_CHANNEL_TYPE, 4, GNB_GPP_PORT4_HOTPLUG_SUPPORT, GNB_GPP_PORT4_SPEED_MODE, GNB_GPP_PORT4_SPEED_MODE, GNB_GPP_PORT4_LINK_ASPM, 4) + }, + // Initialize Port descriptor (PCIe port, Lanes 5, PCI Device Number 5, ...) + { + 0, //Descriptor flags !!!IMPORTANT!!! Terminate last element of array + PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 5, 5), + PCIE_PORT_DATA_INITIALIZER (GNB_GPP_PORT5_PORT_PRESENT, GNB_GPP_PORT5_CHANNEL_TYPE, 5, GNB_GPP_PORT5_HOTPLUG_SUPPORT, GNB_GPP_PORT5_SPEED_MODE, GNB_GPP_PORT5_SPEED_MODE, GNB_GPP_PORT5_LINK_ASPM, 5) + }, + // Initialize Port descriptor (PCIe port, Lanes 6, PCI Device Number 6, ...) + { + 0, //Descriptor flags !!!IMPORTANT!!! Terminate last element of array + PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 6, 6), + PCIE_PORT_DATA_INITIALIZER (GNB_GPP_PORT6_PORT_PRESENT, GNB_GPP_PORT6_CHANNEL_TYPE, 6, GNB_GPP_PORT6_HOTPLUG_SUPPORT, GNB_GPP_PORT6_SPEED_MODE, GNB_GPP_PORT6_SPEED_MODE, GNB_GPP_PORT6_LINK_ASPM, 6) + }, + // Initialize Port descriptor (PCIe port, Lanes 7, PCI Device Number 7, ...) + { + 0, + PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 7, 7), + PCIE_PORT_DATA_INITIALIZER (GNB_GPP_PORT7_PORT_PRESENT, GNB_GPP_PORT7_CHANNEL_TYPE, 7, GNB_GPP_PORT7_HOTPLUG_SUPPORT, GNB_GPP_PORT7_SPEED_MODE, GNB_GPP_PORT7_SPEED_MODE, GNB_GPP_PORT7_LINK_ASPM, 7) + }, + // Initialize Port descriptor (PCIe port, Lanes 8, PCI Device Number 8, ...) + { + DESCRIPTOR_TERMINATE_LIST, //Descriptor flags !!!IMPORTANT!!! Terminate last element of array + PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 0, 3), + PCIE_PORT_DATA_INITIALIZER (GNB_GPP_PORT8_PORT_PRESENT, GNB_GPP_PORT8_CHANNEL_TYPE, 8, GNB_GPP_PORT8_HOTPLUG_SUPPORT, GNB_GPP_PORT8_SPEED_MODE, GNB_GPP_PORT8_SPEED_MODE, GNB_GPP_PORT8_LINK_ASPM, 0) + } +}; + +PCIe_DDI_DESCRIPTOR DdiList [] = { + // Initialize Ddi descriptor (DDI interface Lanes 8:11, DdA, ...) + { + 0, //Descriptor flags + PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 8, 11), + //PCIE_DDI_DATA_INITIALIZER (ConnectorTypeDP, Aux1, Hdp1) + {ConnectorTypeDP, Aux1, Hdp1} + }, + // Initialize Ddi descriptor (DDI interface Lanes 12:15, DdB, ...) + { + DESCRIPTOR_TERMINATE_LIST, //Descriptor flags !!!IMPORTANT!!! Terminate last element of array + PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 12, 15), + //PCIE_DDI_DATA_INITIALIZER (ConnectorTypeDP, Aux2, Hdp2) + {ConnectorTypeDP, Aux2, Hdp2} + } +}; + +PCIe_COMPLEX_DESCRIPTOR Brazos = { + DESCRIPTOR_TERMINATE_LIST, + 0, + &PortList[0], + &DdiList[0] +}; + + // GNB PCIe topology Porting + + // + // Allocate buffer for PCIe_COMPLEX_DESCRIPTOR , PCIe_PORT_DESCRIPTOR and PCIe_DDI_DESCRIPTOR + // + AllocHeapParams.RequestedBufferSize = sizeof(Brazos) + sizeof(PortList) + sizeof(DdiList); + + AllocHeapParams.BufferHandle = AMD_MEM_MISC_HANDLES_START; + AllocHeapParams.Persist = HEAP_LOCAL_CACHE; + Status = HeapAllocateBuffer (&AllocHeapParams, &InitEarly->StdHeader); + if ( Status!= AGESA_SUCCESS) { + // Could not allocate buffer for PCIe_COMPLEX_DESCRIPTOR , PCIe_PORT_DESCRIPTOR and PCIe_DDI_DESCRIPTOR + ASSERT(FALSE); + return; + } + + BrazosPcieComplexListPtr = (PCIe_COMPLEX_DESCRIPTOR *) AllocHeapParams.BufferPtr; + + AllocHeapParams.BufferPtr += sizeof(Brazos); + BrazosPciePortPtr = (PCIe_PORT_DESCRIPTOR *)AllocHeapParams.BufferPtr; + + AllocHeapParams.BufferPtr += sizeof(PortList); + BrazosPcieDdiPtr = (PCIe_DDI_DESCRIPTOR *) AllocHeapParams.BufferPtr; + + LibAmdMemFill (BrazosPcieComplexListPtr, + 0, + sizeof(Brazos), + &InitEarly->StdHeader); + + LibAmdMemFill (BrazosPciePortPtr, + 0, + sizeof(PortList), + &InitEarly->StdHeader); + + LibAmdMemFill (BrazosPcieDdiPtr, + 0, + sizeof(DdiList), + &InitEarly->StdHeader); + + LibAmdMemCopy (BrazosPcieComplexListPtr, &Brazos, sizeof(Brazos), &InitEarly->StdHeader); + LibAmdMemCopy (BrazosPciePortPtr, &PortList[0], sizeof(PortList), &InitEarly->StdHeader); + LibAmdMemCopy (BrazosPcieDdiPtr, &DdiList[0], sizeof(DdiList), &InitEarly->StdHeader); + + + ((PCIe_COMPLEX_DESCRIPTOR*)BrazosPcieComplexListPtr)->PciePortList = (PCIe_PORT_DESCRIPTOR*)BrazosPciePortPtr; + ((PCIe_COMPLEX_DESCRIPTOR*)BrazosPcieComplexListPtr)->DdiLinkList = (PCIe_DDI_DESCRIPTOR*)BrazosPcieDdiPtr; + + InitEarly->GnbConfig.PcieComplexList = BrazosPcieComplexListPtr; + InitEarly->GnbConfig.PsppPolicy = 0; +} |