diff options
Diffstat (limited to 'src/mainboard/google/kahlee/acpi_tables.c')
-rw-r--r-- | src/mainboard/google/kahlee/acpi_tables.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/mainboard/google/kahlee/acpi_tables.c b/src/mainboard/google/kahlee/acpi_tables.c new file mode 100644 index 0000000000..f55d9cea8d --- /dev/null +++ b/src/mainboard/google/kahlee/acpi_tables.c @@ -0,0 +1,59 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 Advanced Micro Devices, 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 <agesawrapper.h> + +#include <console/console.h> +#include <string.h> +#include <arch/acpi.h> +#include <arch/acpigen.h> +#include <arch/ioapic.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <cpu/x86/msr.h> +#include <cpu/amd/mtrr.h> +#include <cpu/amd/amdfam16.h> + +#define IO_APIC2_ADDR 0xFEC20000 + +unsigned long acpi_fill_madt(unsigned long current) +{ + /* create all subtables for processors */ + current = acpi_create_madt_lapics(current); + + /* Write Kern IOAPIC, only one */ + current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, + CONFIG_MAX_CPUS, IO_APIC_ADDR, 0); + + /* TODO: Remove the hardcode */ + current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, + CONFIG_MAX_CPUS+1, IO_APIC2_ADDR, 24); + + 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); + /* 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_nmi((acpi_madt_lapic_nmi_t *)current, + 0xff, 5, 1); + /* 1: LINT1 connect to NMI */ + + return current; +} |