/*
 * This file is part of the coreboot project.
 *
 * Copyright (C) 2018 Intel Corp.
 *
 * 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 <device/device.h>
#include <intelblocks/systemagent.h>
#include <soc/iomap.h>
#include <soc/romstage.h>
#include <soc/systemagent.h>

void systemagent_early_init(void)
{
	static const struct sa_mmio_descriptor soc_fixed_pci_resources[] = {
		{ MCHBAR, MCH_BASE_ADDRESS, MCH_BASE_SIZE, "MCHBAR" },
		{ DMIBAR, DMI_BASE_ADDRESS, DMI_BASE_SIZE, "DMIBAR" },
		{ EPBAR, EP_BASE_ADDRESS, EP_BASE_SIZE, "EPBAR" },
	};

	static const struct sa_mmio_descriptor soc_fixed_mch_resources[] = {
		{ REGBAR, REG_BASE_ADDRESS, REG_BASE_SIZE, "REGBAR" },
		{ EDRAMBAR, EDRAM_BASE_ADDRESS, EDRAM_BASE_SIZE, "EDRAMBAR" },
	};

	/* Set Fixed MMIO address into PCI configuration space */
	sa_set_pci_bar(soc_fixed_pci_resources,
		       ARRAY_SIZE(soc_fixed_pci_resources));
	/* Set Fixed MMIO address into MCH base address */
	sa_set_mch_bar(soc_fixed_mch_resources,
		       ARRAY_SIZE(soc_fixed_mch_resources));
	/* Enable PAM registers */
	enable_pam_region();
}