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/*
* 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/amdk8_acpi.h>
#include <cpu/amd/model_fxx_powernow.h>
extern 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 = (start + 0x0f) & -0x10;
current = start;
printk_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_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_debug("ACPI: * DSDT %p\n", dsdt);
current += ((acpi_header_t *) AmlCode)->length;
memcpy((void*) dsdt, (void*)AmlCode, ((acpi_header_t*)AmlCode)->length);
printk_debug("ACPI: * DSDT @ %p Length %x\n",dsdt,dsdt->length);
current = ALIGN(current, 16);
fadt = (acpi_fadt_t *) current;
printk_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_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_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_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_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_debug("ACPI: * SSDT @ %p\n", ssdt);
acpi_create_ssdt_generator(ssdt, "DYNADATA");
current += ssdt->length;
acpi_add_table(rsdp, ssdt);
printk_info("ACPI: done %p.\n", (void *)current);
return current;
}
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