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Diffstat (limited to 'src/northbridge/amd/amdk8/acpi.c')
-rw-r--r--src/northbridge/amd/amdk8/acpi.c311
1 files changed, 0 insertions, 311 deletions
diff --git a/src/northbridge/amd/amdk8/acpi.c b/src/northbridge/amd/amdk8/acpi.c
deleted file mode 100644
index 0d42911697..0000000000
--- a/src/northbridge/amd/amdk8/acpi.c
+++ /dev/null
@@ -1,311 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2005 Advanced Micro Devices, Inc.
- * Copyright (C) 2010 Advanced Micro Devices, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
-
-/*
- * Description: Add madt lapic creat dynamically and SRAT related by yhlu
-*/
-
-#include <console/console.h>
-#include <string.h>
-#include <arch/acpi.h>
-#include <arch/acpigen.h>
-#include <device/pci.h>
-#include <cpu/x86/msr.h>
-#include <cpu/amd/mtrr.h>
-#include <cpu/amd/amdk8_sysconf.h>
-#include "acpi.h"
-
-//it seems some functions can be moved arch/x86/boot/acpi.c
-
-unsigned long acpi_create_madt_lapic_nmis(unsigned long current, u16 flags, u8 lint)
-{
- struct device *cpu;
- int cpu_index = 0;
-
- for (cpu = all_devices; cpu; cpu = cpu->next) {
- if ((cpu->path.type != DEVICE_PATH_APIC) ||
- (cpu->bus->dev->path.type != DEVICE_PATH_CPU_CLUSTER)) {
- continue;
- }
- if (!cpu->enabled) {
- continue;
- }
- current += acpi_create_madt_lapic_nmi((acpi_madt_lapic_nmi_t *)current, cpu_index, flags, lint);
- cpu_index++;
- }
- return current;
-}
-
-unsigned long acpi_create_srat_lapics(unsigned long current)
-{
- struct device *cpu;
- int cpu_index = 0;
-
- for (cpu = all_devices; cpu; cpu = cpu->next) {
- if ((cpu->path.type != DEVICE_PATH_APIC) ||
- (cpu->bus->dev->path.type != DEVICE_PATH_CPU_CLUSTER)) {
- continue;
- }
- if (!cpu->enabled) {
- continue;
- }
- printk(BIOS_DEBUG, "SRAT: lapic cpu_index=%02x, node_id=%02x, apic_id=%02x\n", cpu_index, cpu->path.apic.node_id, cpu->path.apic.apic_id);
- current += acpi_create_srat_lapic((acpi_srat_lapic_t *)current, cpu->path.apic.node_id, cpu->path.apic.apic_id);
- cpu_index++;
- }
- return current;
-}
-
-static unsigned long resk(uint64_t value)
-{
- unsigned long resultk;
- if (value < (1ULL << 42)) {
- resultk = value >> 10;
- } else {
- resultk = 0xffffffff;
- }
- return resultk;
-}
-
-struct acpi_srat_mem_state {
- unsigned long current;
-};
-
-static void set_srat_mem(void *gp, struct device *dev, struct resource *res)
-{
- struct acpi_srat_mem_state *state = gp;
- unsigned long basek, sizek;
- basek = resk(res->base);
- sizek = resk(res->size);
-
- printk(BIOS_DEBUG, "set_srat_mem: dev %s, res->index=%04lx startk=%08lx, sizek=%08lx\n",
- dev_path(dev), res->index, basek, sizek);
- /*
- * 0-640K must be on node 0
- * next range is from 1M---
- * So will cut off before 1M in the mem range
- */
- if ((basek+sizek)<1024) return;
-
- if (basek < 1024) {
- sizek -= 1024 - basek;
- basek = 1024;
- }
-
- // need to figure out NV
- state->current += acpi_create_srat_mem((acpi_srat_mem_t *)state->current, (res->index & 0xf), basek, sizek, 1);
-}
-
-static unsigned long acpi_fill_srat(unsigned long current)
-{
- struct acpi_srat_mem_state srat_mem_state;
-
- /* create all subtables for processors */
- current = acpi_create_srat_lapics(current);
-
- /* create all subteble for memory range */
-
- /* 0-640K must be on node 0 */
- current += acpi_create_srat_mem((acpi_srat_mem_t *)current, 0, 0, 640, 1);//enable
-
- srat_mem_state.current = current;
- search_global_resources(
- IORESOURCE_MEM | IORESOURCE_CACHEABLE, IORESOURCE_MEM | IORESOURCE_CACHEABLE,
- set_srat_mem, &srat_mem_state);
-
- current = srat_mem_state.current;
- return current;
-}
-
-static unsigned long acpi_fill_slit(unsigned long current)
-{
- /* need to find out the node num at first */
- /* fill the first 8 byte with that num */
- /* fill the next num*num byte with distance, local is 10, 1 hop mean 20, and 2 hop with 30.... */
-
- /* because We has assume that we know the topology of the HT connection, So we can have set if we know the node_num */
- static u8 hops_8[] = { 0, 1, 1, 2, 2, 3, 3, 4,
- 1, 0, 2, 1, 3, 2, 4, 3,
- 1, 2, 0, 1, 1, 2, 2, 3,
- 2, 1, 1, 0, 2, 1, 3, 2,
- 2, 3, 1, 2, 0, 1, 1, 2,
- 3, 2, 2, 1, 1, 0, 2, 1,
- 3, 4, 2, 3, 1, 2, 0, 1,
- 4, 4, 3, 2, 2, 1, 1, 0 };
-
- u8 *p = (u8 *)current;
- int nodes = sysconf.nodes;
- int i,j;
- memset(p, 0, 8+nodes*nodes);
- *p = (u8) nodes;
- p += 8;
-
- for (i = 0; i < nodes; i++) {
- for (j = 0; j < nodes; j++) {
- if (i == j) {
- p[i*nodes+j] = 10;
- } else {
- p[i*nodes+j] = hops_8[i*nodes+j] * 2 + 10;
-
- }
- }
- }
-
- current += 8+nodes*nodes;
-
- return current;
-}
-
-unsigned long northbridge_write_acpi_tables(
- struct device *device,
- unsigned long start,
- acpi_rsdp_t *rsdp)
-{
- unsigned long current;
- acpi_srat_t *srat;
- acpi_slit_t *slit;
-
- current = start;
-
- /* Fills sysconf structure needed for SRAT and SLIT. */
- get_bus_conf();
-
- current = ALIGN(current, 16);
- srat = (acpi_srat_t *) current;
- printk(BIOS_DEBUG, "ACPI: * SRAT @ %p\n", srat);
- acpi_create_srat(srat, acpi_fill_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, acpi_fill_slit);
- current+=slit->header.length;
- acpi_add_table(rsdp,slit);
-
- return current;
-}
-
-static void k8acpi_write_HT(void) {
- int i;
-
- acpigen_write_name("HCLK");
- acpigen_write_package(HC_POSSIBLE_NUM);
-
- for (i = 0; i < sysconf.hc_possible_num; i++) {
- acpigen_write_dword(sysconf.pci1234[i]);
- }
- for (i = sysconf.hc_possible_num; i < HC_POSSIBLE_NUM; i++) { // in case we set array size to other than 8
- acpigen_write_dword(0x0);
- }
-
- acpigen_pop_len();
-
- acpigen_write_name("HCDN");
- acpigen_write_package(HC_POSSIBLE_NUM);
-
- for (i = 0; i < sysconf.hc_possible_num; i++) {
- acpigen_write_dword(sysconf.hcdn[i]);
- }
- for (i = sysconf.hc_possible_num; i < HC_POSSIBLE_NUM; i++) { // in case we set array size to other than 8
- acpigen_write_dword(0x20202020);
- }
- acpigen_pop_len();
-}
-
-static void k8acpi_write_pci_data(int dlen, const char *name, int offset) {
- struct device *dev;
- uint32_t dword;
- int i;
-
- dev = dev_find_slot(0, PCI_DEVFN(0x18, 1));
-
- acpigen_write_name(name);
- acpigen_write_package(dlen);
- for (i = 0; i < dlen; i++) {
- dword = pci_read_config32(dev, offset+i*4);
- acpigen_write_dword(dword);
- }
- // minus the opcode
- acpigen_pop_len();
-}
-
-void k8acpi_write_vars(struct device *device)
-{
- /*
- * If more than one physical CPU is installed k8acpi_write_vars()
- * is called more than once. If we don't prevent it, a SSDT table
- * with duplicate variables will cause some ACPI parsers to be
- * confused enough to fail.
- */
- static uint8_t ssdt_generated = 0;
- if (ssdt_generated)
- return;
- ssdt_generated = 1;
-
- msr_t msr;
- char pscope[] = "\\_SB.PCI0";
-
- acpigen_write_scope(pscope);
- k8acpi_write_pci_data(4, "BUSN", 0xe0);
- k8acpi_write_pci_data(8, "PCIO", 0xc0);
- k8acpi_write_pci_data(16, "MMIO", 0x80);
- acpigen_write_name_byte("SBLK", sysconf.sblk);
- acpigen_write_name_byte("CBST",
- ((sysconf.pci1234[0] >> 12) & 0xff) ? 0xf : 0x0);
- acpigen_write_name_dword("SBDN", sysconf.sbdn);
- msr = rdmsr(TOP_MEM);
- acpigen_write_name_dword("TOM1", msr.lo);
- msr = rdmsr(TOP_MEM2);
- /*
- * Since XP only implements parts of ACPI 2.0, we can't use a qword
- * here.
- * See http://www.acpi.info/presentations/S01USMOBS169_OS%2520new.ppt
- * slide 22ff.
- * Shift value right by 20 bit to make it fit into 32bit,
- * giving us 1MB granularity and a limit of almost 4Exabyte of memory.
- */
- acpigen_write_name_dword("TOM2", (msr.hi << 12) | msr.lo >> 20);
-
- k8acpi_write_HT();
- //minus opcode
- acpigen_pop_len();
-}
-
-void update_ssdtx(void *ssdtx, int i)
-{
- u8 *PCI;
- u8 *HCIN;
- u8 *UID;
-
- PCI = ssdtx + 0x32;
- HCIN = ssdtx + 0x39;
- UID = ssdtx + 0x40;
-
- if (i < 7) {
- *PCI = (u8) ('4' + i - 1);
- } else {
- *PCI = (u8) ('A' + i - 1 - 6);
- }
- *HCIN = (u8) i;
- *UID = (u8) (i + 3);
-
- /* FIXME: need to update the GSI id in the ssdtx too */
-
-}
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