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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2008 Advanced Micro Devices, Inc.
* Copyright (C) 2010 Siemens AG, Inc.
* (Written by Josef Kellermann <joseph.kellermann@heitec.de> for Siemens AG, 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.
*/
#include <console/console.h>
#include <string.h>
#include <arch/acpi.h>
#include <arch/ioapic.h>
#include <arch/smp/mpspec.h>
#include <device/pci.h>
#include <device/pci_ids.h>
#include <cpu/amd/amdk8_sysconf.h>
#include <../../../northbridge/amd/amdk8/acpi.h>
#include <arch/cpu.h>
#include <cpu/amd/powernow.h>
#include <southbridge/amd/rs690/rs690.h>
#include "mainboard.h"
#include <cbmem.h>
#define GLOBAL_VARS_SIZE 0x100
typedef struct {
/* Miscellaneous */
u16 osys;
u16 linx;
u32 pcba;
u8 mpen;
u8 reserv[247];
} __attribute__((packed)) global_vars_t;
static void acpi_write_gvars(global_vars_t *gvars)
{
device_t dev;
struct resource *res;
memset((void *)gvars, 0, GLOBAL_VARS_SIZE);
gvars->pcba = EXT_CONF_BASE_ADDRESS;
dev = dev_find_slot(0, PCI_DEVFN(0,0));
res = probe_resource(dev, 0x1C);
if( res )
gvars->pcba = res->base;
gvars->mpen = 1;
}
unsigned long acpi_fill_madt(unsigned long current)
{
/* create all subtables for processors */
current = acpi_create_madt_lapics(current);
/* Write SB600 IOAPIC, only one */
current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, 2,
IO_APIC_ADDR, 0);
#if !CONFIG_LINT01_CONVERSION
current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
current, 0, 0, 2, 0);
current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
current, 0, 9, 9, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW);
#else
/* 0: mean bus 0--->ISA */
/* 0: PIC 0 */
/* 2: APIC 2 */
/* 5 mean: 0101 --> Edge-triggered, Active high */
/* create all subtables for processors */
current = acpi_create_madt_lapic_nmis(current, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, 1);
/* 1: LINT1 connect to NMI */
set_nbcfg_enable_bits(dev_find_slot(0, PCI_DEVFN(0x18, 0)), 0x68, 1 << 16, 1 << 16); // Local Interrupt Conversion Enable
#endif
return current;
}
void mainboard_inject_dsdt(device_t device)
{
global_vars_t *gnvs = cbmem_add (CBMEM_ID_ACPI_GNVS, GLOBAL_VARS_SIZE);
if (gnvs) {
memset(gnvs, 0, sizeof(*gnvs));
acpi_write_gvars(gnvs);
/* Add it to SSDT. */
acpigen_write_scope("\\");
acpigen_write_name_dword("NVSA", (u32) gnvs);
acpigen_pop_len();
}
}
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