diff options
Diffstat (limited to 'src/mainboard/asus/kfsn4-dre/acpi_tables.c')
-rw-r--r-- | src/mainboard/asus/kfsn4-dre/acpi_tables.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/mainboard/asus/kfsn4-dre/acpi_tables.c b/src/mainboard/asus/kfsn4-dre/acpi_tables.c new file mode 100644 index 0000000000..904ad38745 --- /dev/null +++ b/src/mainboard/asus/kfsn4-dre/acpi_tables.c @@ -0,0 +1,71 @@ +/* + * ACPI support + * written by Stefan Reinauer <stepan@openbios.org> + * (C) 2005 Stefan Reinauer + * + * Copyright 2005 AMD + * 2005.9 yhlu modify that to more dynamic for AMD Opteron Based MB + * + * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering + */ + +#include <console/console.h> +#include <string.h> +#include <assert.h> +#include <arch/acpi.h> +#include <arch/io.h> +#include <arch/smp/mpspec.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <cpu/x86/msr.h> +#include <cpu/amd/mtrr.h> +#include <cpu/amd/amdfam10_sysconf.h> + +/* APIC */ +unsigned long acpi_fill_madt(unsigned long current) +{ + device_t dev; + struct resource *res; + + /* create all subtables for processors */ + current = acpi_create_madt_lapics(current); + + /* Write NVIDIA CK804 IOAPIC. */ + dev = dev_find_slot(0x0, PCI_DEVFN(sysconf.sbdn + 0x1, 0)); + ASSERT(dev != NULL); + + res = find_resource(dev, PCI_BASE_ADDRESS_1); + ASSERT(res != NULL); + + current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, + CONFIG_MAX_CPUS * CONFIG_MAX_PHYSICAL_CPUS, res->base, 0); + + /* Initialize interrupt mapping if mptable.c didn't. */ + if (!IS_ENABLED(CONFIG_GENERATE_MP_TABLE)) { + /* Copied from mptable.c */ + /* Enable interrupts for commonly used devices (USB, SATA, etc.) */ + pci_write_config32(dev, 0x7c, 0x0d800018); + pci_write_config32(dev, 0x80, 0xd8002009); + pci_write_config32(dev, 0x84, 0x00000001); + } + +// /* IRQ of timer (override IRQ0 --> APIC IRQ2) */ +// current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *) +// current, 0, 0, 2, 0); + /* IRQ9 */ + current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *) + current, 0, 9, 9, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_HIGH); + /* IRQ14 */ + current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *) + current, 0, 14, 14, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH); + /* IRQ15 */ + current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *) + current, 0, 15, 15, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH); + + /* create all subtables for processors */ + /* acpi_create_madt_lapic_nmis returns current, not size. */ + current = acpi_create_madt_lapic_nmis(current, + MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, 1); + + return current; +} |