| /* |
| * 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 |
| */ |
| |
| #include <console/console.h> |
| #include <string.h> |
| #include <arch/acpi.h> |
| #include <arch/smp/mpspec.h> |
| #include <device/pci.h> |
| #include <cpu/amd/amdk8_sysconf.h> |
| #include <assert.h> |
| |
| /* APIC */ |
| unsigned long acpi_fill_madt(unsigned long current) |
| { |
| device_t dev; |
| struct resource *res; |
| |
| get_bus_conf(); |
| |
| /* create all subtables for processors */ |
| current = acpi_create_madt_lapics(current); |
| |
| /* Write NVIDIA CK804 IOAPIC. */ |
| dev = dev_find_slot(0x0, PCI_DEVFN(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, 4, |
| res->base, 0); |
| /* Initialize interrupt mapping if mptable.c didn't. */ |
| #if (!CONFIG_GENERATE_MP_TABLE) |
| pci_write_config32(dev, 0x7c, 0x0120d218); |
| pci_write_config32(dev, 0x80, 0x12008a00); |
| pci_write_config32(dev, 0x84, 0x0000007d); |
| #endif |
| |
| /* IRQ9 */ |
| current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *) |
| current, 0, 9, 9, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW); |
| |
| /* 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; |
| } |