diff options
Diffstat (limited to 'src/southbridge/intel/i82801ix/madt.c')
| -rw-r--r-- | src/southbridge/intel/i82801ix/madt.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/southbridge/intel/i82801ix/madt.c b/src/southbridge/intel/i82801ix/madt.c new file mode 100644 index 0000000000..f3a7da5d1e --- /dev/null +++ b/src/southbridge/intel/i82801ix/madt.c @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <acpi/acpi.h> +#include <arch/ioapic.h> +#include <arch/smp/mpspec.h> + +unsigned long acpi_fill_madt(unsigned long current) +{ + /* Local APICs */ + current = acpi_create_madt_lapics(current); + + /* IOAPIC */ + current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, + 2, IO_APIC_ADDR, 0); + + /* LAPIC_NMI */ + current += acpi_create_madt_lapic_nmi((acpi_madt_lapic_nmi_t *) + current, 0, + MP_IRQ_POLARITY_HIGH | + MP_IRQ_TRIGGER_EDGE, 0x01); + current += acpi_create_madt_lapic_nmi((acpi_madt_lapic_nmi_t *) + current, 1, MP_IRQ_POLARITY_HIGH | + MP_IRQ_TRIGGER_EDGE, 0x01); + + /* INT_SRC_OVR */ + current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *) + current, 0, 0, 2, MP_IRQ_POLARITY_HIGH | MP_IRQ_TRIGGER_EDGE); + current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *) + current, 0, 9, 9, MP_IRQ_POLARITY_HIGH | MP_IRQ_TRIGGER_LEVEL); + + return current; +} |