diff options
Diffstat (limited to 'src/mainboard/winnet/g170/acpi_tables.c')
-rw-r--r-- | src/mainboard/winnet/g170/acpi_tables.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/mainboard/winnet/g170/acpi_tables.c b/src/mainboard/winnet/g170/acpi_tables.c new file mode 100644 index 0000000000..129dc25129 --- /dev/null +++ b/src/mainboard/winnet/g170/acpi_tables.c @@ -0,0 +1,51 @@ +/* + * This file is part of the coreboot project. + * + * Based on mainboard/via/epia-m700/acpi_tables.c + * + * Copyright (C) 2004 Stefan Reinauer <stepan@openbios.org> + * Copyright (C) 2005 Nick Barker <nick.barker9@btinternet.com> + * Copyright (C) 2007 Rudolf Marek <r.marek@assembler.cz> + * Copyright (C) 2017 Lubomir Rintel <lkundrak@v3.sk> + * + * 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 <stdint.h> +#include <arch/acpi.h> +#include <arch/ioapic.h> +#include <arch/smp/mpspec.h> + +#include "southbridge/via/vt8237r/vt8237r.h" + +unsigned long acpi_fill_mcfg(unsigned long current) +{ + return current; +} + +unsigned long acpi_fill_madt(unsigned long current) +{ + /* Create all subtables for processors. */ + current = acpi_create_madt_lapics(current); + + /* Write SB IOAPIC. */ + current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, + VT8237R_APIC_ID, IO_APIC_ADDR, 0); + + /* IRQ9 ACPI active low. */ + current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *) + current, 0, 9, 9, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW); + + /* IRQ0 -> APIC IRQ2. */ + current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *) + current, 0, 0, 2, 0x0); + + return current; +} |