| /* |
| * Island Aruma 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 <device/pci_ids.h> |
| #include <cpu/x86/msr.h> |
| #include <cpu/amd/mtrr.h> |
| #include <cpu/amd/amdk8_sysconf.h> |
| #include "northbridge/amd/amdk8/acpi.h" |
| #include <cpu/amd/model_fxx_powernow.h> |
| |
| extern const unsigned char AmlCode[]; |
| |
| unsigned long acpi_fill_mcfg(unsigned long current) |
| { |
| return current; |
| } |
| |
| /* APIC */ |
| unsigned long acpi_fill_madt(unsigned long current) |
| { |
| unsigned long apic_addr; |
| device_t dev; |
| |
| /* create all subtables for processors */ |
| current = acpi_create_madt_lapics(current); |
| |
| /* Write NVIDIA CK804 IOAPIC. */ |
| dev = dev_find_slot(0x0, PCI_DEVFN(0x1,0)); |
| if (dev) { |
| apic_addr = pci_read_config32(dev, PCI_BASE_ADDRESS_1) & ~0xf; |
| current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, 4, |
| apic_addr, 0); |
| /* Initialize interrupt mapping if mptable.c didn't. */ |
| #if (!CONFIG_GENERATE_MP_TABLE) |
| { |
| u32 dword; |
| dword = 0x0120d218; |
| pci_write_config32(dev, 0x7c, dword); |
| |
| dword = 0x12008a00; |
| pci_write_config32(dev, 0x80, dword); |
| |
| dword = 0x0000007d; |
| pci_write_config32(dev, 0x84, dword); |
| } |
| #endif |
| } |
| |
| /* Write AMD 8131 two IOAPICs. */ |
| dev = dev_find_slot(0x40, PCI_DEVFN(0x0,1)); |
| if (dev) { |
| apic_addr = pci_read_config32(dev, PCI_BASE_ADDRESS_0) & ~0xf; |
| current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, 5, |
| apic_addr, 0x18); |
| } |
| |
| dev = dev_find_slot(0x40, PCI_DEVFN(0x1, 1)); |
| if (dev) { |
| apic_addr = pci_read_config32(dev, PCI_BASE_ADDRESS_0) & ~0xf; |
| current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, 6, |
| apic_addr, 0x1C); |
| } |
| |
| /* IRQ9 */ |
| current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *) |
| current, 0, 9, 9, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_LOW); |
| |
| /* 0: mean bus 0--->ISA */ |
| /* 0: PIC 0 */ |
| /* 2: APIC 2 */ |
| /* 5 mean: 0101 --> Edge-triggered, Active high */ |
| |
| /* create all subtables for processors */ |
| /* acpi_create_madt_lapic_nmis returns current, not size. */ |
| current = acpi_create_madt_lapic_nmis(current, 5, 1); |
| |
| return current; |
| } |
| |
| unsigned long acpi_fill_ssdt_generator(unsigned long current, const char *oem_table_id) { |
| k8acpi_write_vars(); |
| amd_model_fxx_generate_powernow(0, 0, 0); |
| return (unsigned long) (acpigen_get_current()); |
| } |
| |
| unsigned long write_acpi_tables(unsigned long start) |
| { |
| unsigned long current; |
| acpi_rsdp_t *rsdp; |
| acpi_srat_t *srat; |
| acpi_rsdt_t *rsdt; |
| acpi_hpet_t *hpet; |
| acpi_madt_t *madt; |
| acpi_fadt_t *fadt; |
| acpi_facs_t *facs; |
| acpi_slit_t *slit; |
| acpi_header_t *ssdt; |
| acpi_header_t *dsdt; |
| |
| /* Align ACPI tables to 16 byte. */ |
| start = ALIGN(start, 16); |
| current = start; |
| |
| printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start); |
| |
| /* We need at least an RSDP and an RSDT Table */ |
| rsdp = (acpi_rsdp_t *) current; |
| current += sizeof(acpi_rsdp_t); |
| |
| current = ALIGN(current, 16); |
| rsdt = (acpi_rsdt_t *) current; |
| current += sizeof(acpi_rsdt_t); |
| |
| /* Clear all table memory. */ |
| memset((void *) start, 0, current - start); |
| |
| acpi_write_rsdp(rsdp, rsdt, NULL); |
| acpi_write_rsdt(rsdt); |
| |
| current = ALIGN(current, 64); |
| facs = (acpi_facs_t *) current; |
| printk(BIOS_DEBUG, "ACPI: * FACS %p\n", facs); |
| current += sizeof(acpi_facs_t); |
| acpi_create_facs(facs); |
| |
| /* DSDT */ |
| current = ALIGN(current, 16); |
| dsdt = (acpi_header_t *) current; |
| printk(BIOS_DEBUG, "ACPI: * DSDT %p\n", dsdt); |
| memcpy(dsdt, &AmlCode, sizeof(acpi_header_t)); |
| current += dsdt->length; |
| memcpy(dsdt, &AmlCode, dsdt->length); |
| printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n",dsdt,dsdt->length); |
| |
| current = ALIGN(current, 16); |
| fadt = (acpi_fadt_t *) current; |
| printk(BIOS_DEBUG, "ACPI: * FACP (FADT) @ %p\n", fadt); |
| current += sizeof(acpi_fadt_t); |
| |
| /* Add FADT now that we have facs and dsdt. */ |
| acpi_create_fadt(fadt, facs, dsdt); |
| acpi_add_table(rsdp, fadt); |
| |
| current = ALIGN(current, 16); |
| hpet = (acpi_hpet_t *) current; |
| printk(BIOS_DEBUG, "ACPI: * HPET @ %p\n", hpet); |
| current += sizeof(acpi_hpet_t); |
| acpi_create_hpet(hpet); |
| acpi_add_table(rsdp, hpet); |
| |
| current = ALIGN(current, 16); |
| madt = (acpi_madt_t *) current; |
| printk(BIOS_DEBUG, "ACPI: * APIC/MADT @ %p\n", madt); |
| acpi_create_madt(madt); |
| current += madt->header.length; |
| acpi_add_table(rsdp, madt); |
| |
| current = ALIGN(current, 16); |
| srat = (acpi_srat_t *) current; |
| printk(BIOS_DEBUG, "ACPI: * SRAT @ %p\n", srat); |
| acpi_create_srat(srat); |
| current += srat->header.length; |
| acpi_add_table(rsdp, srat); |
| |
| /* SLIT */ |
| current = ALIGN(current, 16); |
| slit = (acpi_slit_t *) current; |
| printk(BIOS_DEBUG, "ACPI: * SLIT @ %p\n", slit); |
| acpi_create_slit(slit); |
| current+=slit->header.length; |
| acpi_add_table(rsdp,slit); |
| |
| /* SSDT */ |
| current = ALIGN(current, 16); |
| ssdt = (acpi_header_t *)current; |
| printk(BIOS_DEBUG, "ACPI: * SSDT @ %p\n", ssdt); |
| acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR); |
| current += ssdt->length; |
| acpi_add_table(rsdp, ssdt); |
| |
| printk(BIOS_INFO, "ACPI: done %p.\n", (void *)current); |
| return current; |
| } |