/*
 * This file is part of the coreboot project.
 *
 * Copyright (C) 2011 Advanced Micro Devices, Inc.
 * Copyright (C) 2014 Edward O'Callaghan <eocallaghan@alterapraxis.com>.
 *
 * 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.
 */


#include <AGESA.h>
#include <northbridge/amd/agesa/state_machine.h>
#include <PlatformMemoryConfiguration.h>

static const PCIe_PORT_DESCRIPTOR PortList[] = {
	/* (PCIe port, Lanes 4, PCI Device Number 4, ...) */
	{
		0,
		PCIE_ENGINE_DATA_INITIALIZER(PciePortEngine, 4, 4),
		PCIE_PORT_DATA_INITIALIZER(PortEnabled,
						ChannelTypeExt6db,
						4,
						HotplugDisabled,
						PcieGen2,
						PcieGen2,
						AspmL0sL1,
						46)
	},
	/* (PCIe port, Lanes 5, PCI Device Number 5, ...) */
	{
		0,
		PCIE_ENGINE_DATA_INITIALIZER(PciePortEngine, 5, 5),
		PCIE_PORT_DATA_INITIALIZER(PortEnabled,
						ChannelTypeExt6db,
						5,
						HotplugDisabled,
						PcieGen2,
						PcieGen2,
						AspmL0sL1,
						46)
	},
	/* (PCIe port, Lanes 6, PCI Device Number 6, ...) */
	{
		0,
		PCIE_ENGINE_DATA_INITIALIZER(PciePortEngine, 6, 6),
		PCIE_PORT_DATA_INITIALIZER(PortEnabled,
						ChannelTypeExt6db,
						6,
						HotplugDisabled,
						PcieGen2,
						PcieGen2,
						AspmL0sL1,
						46)
	},
	/* (PCIe port, Lanes 7, PCI Device Number 7, ...) */
	{
		0,
		PCIE_ENGINE_DATA_INITIALIZER(PciePortEngine, 7, 7),
		PCIE_PORT_DATA_INITIALIZER(PortDisabled,
						ChannelTypeExt6db,
						7,
						HotplugDisabled,
						PcieGen2,
						PcieGen2,
						AspmL0sL1,
						0)
	},
	/* (PCIe port, Lanes 8, PCI Device Number 8, ...) */
	{
		DESCRIPTOR_TERMINATE_LIST,
		PCIE_ENGINE_DATA_INITIALIZER(PciePortEngine, 0, 3),
		PCIE_PORT_DATA_INITIALIZER(PortEnabled,
						ChannelTypeExt6db,
						8,
						HotplugDisabled,
						PcieGen2,
						PcieGen2,
						AspmL0sL1,
						0)
	}
};

static const PCIe_DDI_DESCRIPTOR DdiList[] = {
	/* (DDI interface Lanes 8:11, DdA, ...) */
	{
		0,
		PCIE_ENGINE_DATA_INITIALIZER(PcieDdiEngine, 8, 11),
		/* PCIE_DDI_DATA_INITIALIZER(ConnectorTypeDP, Aux1, Hdp1) */
		{ConnectorTypeLvds, Aux1, Hdp1}
	},
	/* (DDI interface Lanes 12:15, DdB, ...) */
	{
		DESCRIPTOR_TERMINATE_LIST,
		PCIE_ENGINE_DATA_INITIALIZER(PcieDdiEngine, 12, 15),
		/* PCIE_DDI_DATA_INITIALIZER(ConnectorTypeDP, Aux2, Hdp2) */
		{ConnectorTypeDP, Aux2, Hdp2}
	}
};

static const PCIe_COMPLEX_DESCRIPTOR PcieComplex = {
	.Flags        = DESCRIPTOR_TERMINATE_LIST,
	.SocketId     = 0,
	.PciePortList = PortList,
	.DdiLinkList  = DdiList,
};

void board_BeforeInitEarly(struct sysinfo *cb, AMD_EARLY_PARAMS *InitEarly)
{
	InitEarly->GnbConfig.PcieComplexList = &PcieComplex;
	InitEarly->GnbConfig.PsppPolicy		= 0;
}

/**
 * @brief Customer Overides Memory Table
 *
 * Platform Specific Overriding Table allows IBV/OEM to pass in platform
 * information to AGESA
 * (e.g. MemClk routing, the number of DIMM slots per channel,...).
 * If PlatformSpecificTable is populated, AGESA will base its settings on the
 * data from the table. Otherwise, it will use its default conservative settings.
 */
static const PSO_ENTRY ROMDATA PlatformMemoryTable[] = {
	NUMBER_OF_DIMMS_SUPPORTED(ANY_SOCKET, ANY_CHANNEL, 2),
	NUMBER_OF_CHANNELS_SUPPORTED(ANY_SOCKET, 1),
	PSO_END
};

void board_BeforeInitPost(struct sysinfo *cb, AMD_POST_PARAMS *InitPost)
{
	InitPost->MemConfig.PlatformMemoryConfiguration = (PSO_ENTRY *)PlatformMemoryTable;
}