diff options
Diffstat (limited to 'src/mainboard/amd/torpedo/PlatformGnbPcie.c')
| -rwxr-xr-x | src/mainboard/amd/torpedo/PlatformGnbPcie.c | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/src/mainboard/amd/torpedo/PlatformGnbPcie.c b/src/mainboard/amd/torpedo/PlatformGnbPcie.c new file mode 100755 index 0000000000..2d011d97a4 --- /dev/null +++ b/src/mainboard/amd/torpedo/PlatformGnbPcie.c @@ -0,0 +1,176 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Advanced Micro Devices, Inc. + * + * 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" + +#define FILECODE PROC_GNB_PCIE_FAMILY_0X12_F12PCIECOMPLEXCONFIG_FILECODE + +PCIe_PORT_DESCRIPTOR PortList [] = { + // Initialize Port descriptor (PCIe port, Lanes 8:15, PCI Device Number 2, ...) + { + 0, //Descriptor flags + PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 8, 15), + PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 2, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, BIT2) + }, + // Initialize Port descriptor (PCIe port, Lanes 16:19, PCI Device Number 3, ...) + { + 0, //Descriptor flags + PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 16, 19), + PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 3, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, BIT3) + }, + // 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 (PortEnabled, ChannelTypeExt6db, 4, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 0) + }, + // 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 (PortEnabled, ChannelTypeExt6db, 5, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 0) + }, + // 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 (PortEnabled, ChannelTypeExt6db, 6, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 0) + }, + // Initialize Port descriptor (PCIe port, Lanes 7, PCI Device Number 7, ...) + { + DESCRIPTOR_TERMINATE_LIST, //Descriptor flags !!!IMPORTANT!!! Terminate last element of array + PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 7, 7), + PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 7, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 0) + } + // 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, 8, 8), +// PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 8, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 0) +// } +}; + +PCIe_DDI_DESCRIPTOR DdiList [] = { + // Initialize Ddi descriptor (DDI interface Lanes 24:27, DdA, ...) + { + 0, //Descriptor flags + PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 24, 27), + PCIE_DDI_DATA_INITIALIZER (ConnectorTypeNutmegDpToVga, Aux2, Hdp2) + }, + // Initialize Ddi descriptor (DDI interface Lanes 28:31, DdB, ...) + { + DESCRIPTOR_TERMINATE_LIST, //Descriptor flags !!!IMPORTANT!!! Terminate last element of array + PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 28, 31), + PCIE_DDI_DATA_INITIALIZER (ConnectorTypeEDP, Aux1, Hdp1) + } +}; + +PCIe_COMPLEX_DESCRIPTOR Llano = { + DESCRIPTOR_TERMINATE_LIST, + 0, + &PortList[0], + &DdiList[0] +}; + +/*---------------------------------------------------------------------------------------*/ +/** + * OemCustomizeInitEarly + * + * Description: + * This is the 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 *LlanoPcieComplexListPtr; + VOID *LlanoPciePortPtr; + VOID *LlanoPcieDdiPtr; + + ALLOCATE_HEAP_PARAMS AllocHeapParams; + + // GNB PCIe topology Porting + + // + // Allocate buffer for PCIe_COMPLEX_DESCRIPTOR , PCIe_PORT_DESCRIPTOR and PCIe_DDI_DESCRIPTOR + // + AllocHeapParams.RequestedBufferSize = (sizeof (PCIe_COMPLEX_DESCRIPTOR) + + sizeof (PCIe_PORT_DESCRIPTOR) * 7 + + sizeof (PCIe_DDI_DESCRIPTOR)) * 6; + + 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; + } + + LlanoPcieComplexListPtr = (PCIe_COMPLEX_DESCRIPTOR *) AllocHeapParams.BufferPtr; + + AllocHeapParams.BufferPtr += sizeof (PCIe_COMPLEX_DESCRIPTOR); + LlanoPciePortPtr = (PCIe_PORT_DESCRIPTOR *)AllocHeapParams.BufferPtr; + + AllocHeapParams.BufferPtr += sizeof (PCIe_PORT_DESCRIPTOR) * 7; + LlanoPcieDdiPtr = (PCIe_DDI_DESCRIPTOR *) AllocHeapParams.BufferPtr; + + LibAmdMemFill (LlanoPcieComplexListPtr, + 0, + sizeof (PCIe_COMPLEX_DESCRIPTOR), + &InitEarly->StdHeader); + + LibAmdMemFill (LlanoPciePortPtr, + 0, + sizeof (PCIe_PORT_DESCRIPTOR) * 7, + &InitEarly->StdHeader); + + LibAmdMemFill (LlanoPcieDdiPtr, + 0, + sizeof (PCIe_DDI_DESCRIPTOR) * 6, + &InitEarly->StdHeader); + + LibAmdMemCopy (LlanoPcieComplexListPtr, &Llano, sizeof (PCIe_COMPLEX_DESCRIPTOR), &InitEarly->StdHeader); + LibAmdMemCopy (LlanoPciePortPtr, &PortList[0], sizeof (PCIe_PORT_DESCRIPTOR) * 7, &InitEarly->StdHeader); + LibAmdMemCopy (LlanoPcieDdiPtr, &DdiList[0], sizeof (PCIe_DDI_DESCRIPTOR) * 6, &InitEarly->StdHeader); + + + ((PCIe_COMPLEX_DESCRIPTOR*)LlanoPcieComplexListPtr)->PciePortList = (PCIe_PORT_DESCRIPTOR*)LlanoPciePortPtr; + ((PCIe_COMPLEX_DESCRIPTOR*)LlanoPcieComplexListPtr)->DdiLinkList = (PCIe_DDI_DESCRIPTOR*)LlanoPcieDdiPtr; + + InitEarly->GnbConfig.PcieComplexList = LlanoPcieComplexListPtr; + InitEarly->GnbConfig.PsppPolicy = 0; +} + |