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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2010 Advanced Micro Devices, Inc.
* Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering
*
* 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 <device/pci.h>
#include <device/pci_ids.h>
#include <cpu/amd/amdfam10_sysconf.h>
#include "mb_sysconf.h"
unsigned long acpi_fill_madt(unsigned long current)
{
struct device *dev;
u32 dword;
u32 gsi_base = 0;
uint32_t apicid_sp5100;
uint32_t apicid_sr5650;
/* create all subtables for processors */
current = acpi_create_madt_lapics(current);
if (IS_ENABLED(CONFIG_ENABLE_APIC_EXT_ID) && (CONFIG_APIC_ID_OFFSET > 0))
apicid_sp5100 = 0x0;
else
apicid_sp5100 = 0x20;
apicid_sr5650 = apicid_sp5100 + 1;
/* Write SB700 IOAPIC, only one */
current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, apicid_sp5100,
IO_APIC_ADDR, gsi_base);
/* IOAPIC on rs5690 */
gsi_base += 24; /* SB700 has 24 IOAPIC entries. */
dev = dev_find_slot(0, PCI_DEVFN(0, 0));
if (dev) {
pci_write_config32(dev, 0xF8, 0x1);
dword = pci_read_config32(dev, 0xFC) & 0xfffffff0;
current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, apicid_sr5650,
dword, gsi_base);
}
/* bus, source, gsirq, flags */
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, 0xf);
/* create all subtables for processors */
current += acpi_create_madt_lapic_nmi((acpi_madt_lapic_nmi_t *)current, 0xff, 0, 1);
/* 1: LINT1 connect to NMI */
return current;
}
unsigned long acpi_fill_ivrs_ioapic(acpi_ivrs_t *ivrs, unsigned long current)
{
uint8_t *p;
uint32_t apicid_sp5100;
uint32_t apicid_sr5650;
if (IS_ENABLED(CONFIG_ENABLE_APIC_EXT_ID) && (CONFIG_APIC_ID_OFFSET > 0))
apicid_sp5100 = 0x0;
else
apicid_sp5100 = 0x20;
apicid_sr5650 = apicid_sp5100 + 1;
/* Describe NB IOAPIC */
p = (uint8_t *)current;
p[0] = 0x48; /* Entry type */
p[1] = 0; /* Device */
p[2] = 0; /* Bus */
p[3] = 0x0; /* Data */
p[4] = apicid_sr5650; /* IOAPIC ID */
p[5] = 0x1; /* Device 0 Function 1 */
p[6] = 0x0; /* Northbridge bus */
p[7] = 0x1; /* Variety */
current += 8;
/* Describe SB IOAPIC */
p = (uint8_t *)current;
p[0] = 0x48; /* Entry type */
p[1] = 0; /* Device */
p[2] = 0; /* Bus */
p[3] = 0xd7; /* Data */
p[4] = apicid_sp5100; /* IOAPIC ID */
p[5] = 0x14 << 3; /* Device 0x14 Function 0 */
p[6] = 0x0; /* Southbridge bus */
p[7] = 0x1; /* Variety */
current += 8;
return current;
}
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