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Alexandru Gagniucfccfee32014-03-26 18:51:08 -05001/*
2 * This file is part of the coreboot project.
3 *
4 * Copyright (C) 2012 Advanced Micro Devices, Inc.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; version 2 of the License.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
Alexandru Gagniucfccfee32014-03-26 18:51:08 -050014 */
15
Alexandru Gagniuc1d87dac2014-03-28 14:48:13 -050016
Alexandru Gagniucfccfee32014-03-26 18:51:08 -050017#include <arch/acpi.h>
18#include <arch/acpigen.h>
19#include <arch/ioapic.h>
Alexandru Gagniuc1d87dac2014-03-28 14:48:13 -050020#include <cpu/amd/amdfam15.h>
21#include <console/console.h>
Alexandru Gagniucfccfee32014-03-26 18:51:08 -050022#include <device/pci.h>
23#include <device/pci_ids.h>
Alexandru Gagniuc1d87dac2014-03-28 14:48:13 -050024#include <string.h>
Alexandru Gagniucfccfee32014-03-26 18:51:08 -050025
Alexandru Gagniucfccfee32014-03-26 18:51:08 -050026unsigned long acpi_fill_madt(unsigned long current)
27{
28 /* create all subtables for processors */
29 current = acpi_create_madt_lapics(current);
30
31 /* Write Hudson IOAPIC, only one */
32 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, CONFIG_MAX_CPUS,
33 IO_APIC_ADDR, 0);
34
35 current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
36 current, 0, 0, 2, 0);
37 current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
38 current, 0, 9, 9, 0xF);
39 /* 0: mean bus 0--->ISA */
40 /* 0: PIC 0 */
41 /* 2: APIC 2 */
Kyösti Mälkkid8747572014-06-26 05:30:54 +030042 /* 5 mean: 0101 --> Edge-triggered, Active high */
Alexandru Gagniucfccfee32014-03-26 18:51:08 -050043
44 /* create all subtables for processors */
45 current += acpi_create_madt_lapic_nmi((acpi_madt_lapic_nmi_t *)current, 0xff, 5, 1);
46 /* 1: LINT1 connect to NMI */
47
48 return current;
49}