2 * This file is part of the coreboot project.
4 * Copyright (C) 2007 Advanced Micro Devices, Inc.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; version 2 of the License.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 #include <console/console.h>
22 #include <arch/acpi.h>
23 #include <device/pci.h>
24 #include <device/pci_ids.h>
25 #include <cpu/x86/msr.h>
26 #include <cpu/amd/mtrr.h>
27 #include <cpu/amd/amdfam10_sysconf.h>
29 #include "mb_sysconf.h"
31 #define DUMP_ACPI_TABLES 0
33 #if DUMP_ACPI_TABLES == 1
34 static void dump_mem(u32 start, u32 end)
38 print_debug("dump_mem:");
39 for(i=start;i<end;i++) {
41 printk(BIOS_DEBUG, "\n%08x:", i);
43 printk(BIOS_DEBUG, " %02x", (unsigned char)*((unsigned char *)i));
49 extern const acpi_header_t AmlCode;
50 extern const acpi_header_t AmlCode_ssdt;
52 #if CONFIG_ACPI_SSDTX_NUM >= 1
53 extern const acpi_header_t AmlCode_ssdt2;
54 extern const acpi_header_t AmlCode_ssdt3;
55 extern const acpi_header_t AmlCode_ssdt4;
56 extern const acpi_header_t AmlCode_ssdt5;
59 #define IO_APIC_ADDR 0xfec00000UL
61 unsigned long acpi_fill_mcfg(unsigned long current)
67 unsigned long acpi_fill_madt(unsigned long current)
71 struct mb_sysconf_t *m;
75 /* create all subtables for processors */
76 current = acpi_create_madt_lapics(current);
78 /* Write 8111 IOAPIC */
79 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8111,
82 /* Write all 8131 IOAPICs */
86 dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN((sysconf.hcdn[0]&0xff), 1));
88 res = find_resource(dev, PCI_BASE_ADDRESS_0);
90 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132_1,
91 res->base, gsi_base );
96 dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN((sysconf.hcdn[0] & 0xff)+1, 1));
98 res = find_resource(dev, PCI_BASE_ADDRESS_0);
100 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132_2,
101 res->base, gsi_base );
109 for(i=1; i< sysconf.hc_possible_num; i++) {
111 if(!(sysconf.pci1234[i] & 0x1) ) continue;
112 // 8131 need to use +4
113 switch (sysconf.hcid[i]) {
121 switch (sysconf.hcid[i]) {
124 dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j], 1));
126 res = find_resource(dev, PCI_BASE_ADDRESS_0);
128 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132a[j][0],
129 res->base, gsi_base );
133 dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j]+1, 1));
135 res = find_resource(dev, PCI_BASE_ADDRESS_0);
137 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132a[j][1],
138 res->base, gsi_base );
149 current += acpi_create_madt_irqoverride( (acpi_madt_irqoverride_t *) current, 0, 0, 2, 5 );
150 /* 0: mean bus 0--->ISA */
153 /* 5 mean: 0101 --> Edige-triggered, Active high*/
156 /* create all subtables for processors */
157 current = acpi_create_madt_lapic_nmis(current, 5, 1);
158 /* 1: LINT1 connect to NMI */
163 extern void get_bus_conf(void);
164 extern void update_ssdt(void *ssdt);
166 static void update_ssdtx(void *ssdtx, int i)
177 *PCI = (u8) ('4' + i - 1);
180 *PCI = (u8) ('A' + i - 1 - 6);
185 /* FIXME: need to update the GSI id in the ssdtx too */
189 unsigned long write_acpi_tables(unsigned long start)
191 unsigned long current;
202 acpi_header_t *ssdtx;
203 acpi_header_t const *p;
207 get_bus_conf(); //it will get sblk, pci1234, hcdn, and sbdn
209 /* Align ACPI tables to 16 bytes */
210 start = ( start + 0x0f) & -0x10;
213 printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start);
215 /* We need at least an RSDP and an RSDT Table */
216 rsdp = (acpi_rsdp_t *) current;
217 current += sizeof(acpi_rsdp_t);
218 rsdt = (acpi_rsdt_t *) current;
219 current += sizeof(acpi_rsdt_t);
221 /* clear all table memory */
222 memset((void *)start, 0, current - start);
224 acpi_write_rsdp(rsdp, rsdt, NULL);
225 acpi_write_rsdt(rsdt);
228 * We explicitly add these tables later on:
230 current = ( current + 0x07) & -0x08;
231 printk(BIOS_DEBUG, "ACPI: * HPET at %lx\n", current);
232 hpet = (acpi_hpet_t *) current;
233 current += sizeof(acpi_hpet_t);
234 acpi_create_hpet(hpet);
235 acpi_add_table(rsdp, hpet);
237 /* If we want to use HPET Timers Linux wants an MADT */
238 current = ( current + 0x07) & -0x08;
239 printk(BIOS_DEBUG, "ACPI: * MADT at %lx\n", current);
240 madt = (acpi_madt_t *) current;
241 acpi_create_madt(madt);
242 current+=madt->header.length;
243 acpi_add_table(rsdp, madt);
246 current = ( current + 0x07) & -0x08;
247 printk(BIOS_DEBUG, "ACPI: * SRAT at %lx\n", current);
248 srat = (acpi_srat_t *) current;
249 acpi_create_srat(srat);
250 current+=srat->header.length;
251 acpi_add_table(rsdp, srat);
254 current = ( current + 0x07) & -0x08;
255 printk(BIOS_DEBUG, "ACPI: * SLIT at %lx\n", current);
256 slit = (acpi_slit_t *) current;
257 acpi_create_slit(slit);
258 current+=slit->header.length;
259 acpi_add_table(rsdp, slit);
262 current = ( current + 0x0f) & -0x10;
263 printk(BIOS_DEBUG, "ACPI: * SSDT at %lx\n", current);
264 ssdt = (acpi_header_t *)current;
265 current += AmlCode_ssdt.length;
266 memcpy((void *)ssdt, &AmlCode_ssdt, AmlCode_ssdt.length);
267 //Here you need to set value in pci1234, sblk and sbdn in get_bus_conf.c
268 update_ssdt((void*)ssdt);
269 /* recalculate checksum */
271 ssdt->checksum = acpi_checksum((unsigned char *)ssdt, ssdt->length);
272 acpi_add_table(rsdp, ssdt);
274 printk(BIOS_DEBUG, "ACPI: * SSDT for PState at %lx\n", current);
275 current = acpi_add_ssdt_pstates(rsdp, current);
277 #if CONFIG_ACPI_SSDTX_NUM >= 1
279 /* same htio, but different possition? We may have to copy,
280 change HCIN, and recalculate the checknum and add_table */
282 for(i=1;i<sysconf.hc_possible_num;i++) { // 0: is hc sblink
283 if((sysconf.pci1234[i] & 1) != 1 ) continue;
286 c = (u8) ('4' + i - 1);
289 c = (u8) ('A' + i - 1 - 6);
291 current = ( current + 0x07) & -0x08;
292 printk(BIOS_DEBUG, "ACPI: * SSDT for PCI%c at %lx\n", c, current); //pci0 and pci1 are in dsdt
293 ssdtx = (acpi_header_t *)current;
294 switch(sysconf.hcid[i]) {
308 current += p->length;
309 memcpy((void *)ssdtx, p, p->length);
310 update_ssdtx((void *)ssdtx, i);
312 ssdtx->checksum = acpi_checksum((u8 *)ssdtx, ssdtx->length);
313 acpi_add_table(rsdp, ssdtx);
318 current = ( current + 0x07) & -0x08;
319 printk(BIOS_DEBUG, "ACPI: * DSDT at %lx\n", current);
320 dsdt = (acpi_header_t *)current;
321 current += AmlCode.length;
322 memcpy((void *)dsdt, &AmlCode, AmlCode.length);
323 printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt, dsdt->length);
325 /* FACS */ // it needs 64 bit alignment
326 current = ( current + 0x07) & -0x08;
327 printk(BIOS_DEBUG, "ACPI: * FACS at %lx\n", current);
328 facs = (acpi_facs_t *) current;
329 current += sizeof(acpi_facs_t);
330 acpi_create_facs(facs);
333 current = ( current + 0x07) & -0x08;
334 printk(BIOS_DEBUG, "ACPI: * FADT at %lx\n", current);
335 fadt = (acpi_fadt_t *) current;
336 current += sizeof(acpi_fadt_t);
338 acpi_create_fadt(fadt, facs, dsdt);
339 acpi_add_table(rsdp, fadt);
341 #if DUMP_ACPI_TABLES == 1
342 printk(BIOS_DEBUG, "rsdp\n");
343 dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t));
345 printk(BIOS_DEBUG, "rsdt\n");
346 dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t));
348 printk(BIOS_DEBUG, "madt\n");
349 dump_mem(madt, ((void *)madt) + madt->header.length);
351 printk(BIOS_DEBUG, "srat\n");
352 dump_mem(srat, ((void *)srat) + srat->header.length);
354 printk(BIOS_DEBUG, "slit\n");
355 dump_mem(slit, ((void *)slit) + slit->header.length);
357 printk(BIOS_DEBUG, "ssdt\n");
358 dump_mem(ssdt, ((void *)ssdt) + ssdt->length);
360 printk(BIOS_DEBUG, "fadt\n");
361 dump_mem(fadt, ((void *)fadt) + fadt->header.length);
364 printk(BIOS_INFO, "ACPI: done.\n");