src/mainboard/amd/lamar/acpi_tables.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Copyright (C) 2012 - 2014 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.
  14  */
  15
  16 #include <northbridge/amd/pi/agesawrapper.h>
  17
  18 #include <console/console.h>
  19 #include <string.h>
  20 #include <arch/acpi.h>
  21 #include <arch/acpigen.h>
  22 #include <arch/ioapic.h>
  23 #include <device/pci.h>
  24 #include <device/pci_ids.h>
  25 #include <cpu/x86/msr.h>
  26 #include <cpu/amd/mtrr.h>
  27 #include <cpu/amd/amdfam15.h>
  28
  29 unsigned long acpi_fill_madt(unsigned long current)
  30 {
  31         /* create all subtables for processors */
  32         current = acpi_create_madt_lapics(current);
  33
  34         /* Write southbridge IOAPIC, only one */
  35         current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, CONFIG_MAX_CPUS,
  36                                            IO_APIC_ADDR, 0);
  37
  38         current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, CONFIG_MAX_CPUS+1,
  39                                            0xFEC20000, 24);
  40
  41         current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
  42                                                 current, 0, 0, 2, 0);
  43         current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
  44                                                 current, 0, 9, 9, 0xF);
  45         /* 0: mean bus 0--->ISA */
  46         /* 0: PIC 0 */
  47         /* 2: APIC 2 */
  48         /* 5 mean: 0101 --> Edge-triggered, Active high */
  49
  50         /* create all subtables for processors */
  51         current += acpi_create_madt_lapic_nmi((acpi_madt_lapic_nmi_t *)current, 0xff, 5, 1);
  52         /* 1: LINT1 connect to NMI */
  53
  54         return current;
  55 }