diff options
Diffstat (limited to 'src/mainboard/winent/mb6047/acpi_tables.c')
| -rw-r--r-- | src/mainboard/winent/mb6047/acpi_tables.c | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/src/mainboard/winent/mb6047/acpi_tables.c b/src/mainboard/winent/mb6047/acpi_tables.c new file mode 100644 index 0000000000..42d9152ceb --- /dev/null +++ b/src/mainboard/winent/mb6047/acpi_tables.c @@ -0,0 +1,190 @@ +/* + * 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; + 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(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 + + /* 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; +} |