2 * Island Aruma ACPI support
3 * written by Stefan Reinauer <stepan@openbios.org>
4 * (C) 2005 Stefan Reinauer
8 * 2005.9 yhlu modify that to more dynamic for AMD Opteron Based MB
11 #include <console/console.h>
13 #include <arch/acpi.h>
14 #include <device/pci.h>
15 #include <device/pci_ids.h>
16 #include <cpu/x86/msr.h>
17 #include <cpu/amd/mtrr.h>
18 #include <cpu/amd/amdk8_sysconf.h>
19 #include <../../../northbridge/amd/amdk8/amdk8_acpi.h>
21 #include "mb_sysconf.h"
23 #define DUMP_ACPI_TABLES 0
25 #if DUMP_ACPI_TABLES == 1
26 static void dump_mem(unsigned start, unsigned end)
30 print_debug("dump_mem:");
31 for(i=start;i<end;i++) {
33 printk(BIOS_DEBUG, "\n%08x:", i);
35 printk(BIOS_DEBUG, " %02x", (unsigned char)*((unsigned char *)i));
41 extern const unsigned char AmlCode[];
43 #if CONFIG_ACPI_SSDTX_NUM >= 1
44 extern const unsigned char AmlCode_ssdt2[];
45 extern const unsigned char AmlCode_ssdt3[];
46 extern const unsigned char AmlCode_ssdt4[];
47 extern const unsigned char AmlCode_ssdt5[];
50 #define IO_APIC_ADDR 0xfec00000UL
52 unsigned long acpi_fill_mcfg(unsigned long current)
59 unsigned long acpi_fill_madt(unsigned long current)
61 unsigned int gsi_base=0x18;
63 struct mb_sysconf_t *m;
67 /* create all subtables for processors */
68 current = acpi_create_madt_lapics(current);
70 /* Write 8111 IOAPIC */
71 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8111,
74 /* Write all 8131 IOAPICs */
78 dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN((sysconf.hcdn[0]&0xff), 1));
80 res = find_resource(dev, PCI_BASE_ADDRESS_0);
82 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132_1,
83 res->base, gsi_base );
88 dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN((sysconf.hcdn[0] & 0xff)+1, 1));
90 res = find_resource(dev, PCI_BASE_ADDRESS_0);
92 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132_2,
93 res->base, gsi_base );
101 for(i=1; i< sysconf.hc_possible_num; i++) {
103 if(!(sysconf.pci1234[i] & 0x1) ) continue;
104 // 8131 need to use +4
106 switch (sysconf.hcid[i]) {
114 switch (sysconf.hcid[i]) {
117 dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j], 1));
119 res = find_resource(dev, PCI_BASE_ADDRESS_0);
121 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132a[j][0],
122 res->base, gsi_base );
126 dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j]+1, 1));
128 res = find_resource(dev, PCI_BASE_ADDRESS_0);
130 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132a[j][1],
131 res->base, gsi_base );
144 current += acpi_create_madt_irqoverride( (acpi_madt_irqoverride_t *)
145 current, 0, 0, 2, 5 );
146 /* 0: mean bus 0--->ISA */
149 /* 5 mean: 0101 --> Edige-triggered, Active high*/
152 /* create all subtables for processors */
153 current = acpi_create_madt_lapic_nmis(current, 5, 1);
154 /* 1: LINT1 connect to NMI */
160 unsigned long acpi_fill_ssdt_generator(unsigned long current, const char *oem_table_id) {
162 return (unsigned long) (acpigen_get_current());
165 unsigned long write_acpi_tables(unsigned long start)
167 unsigned long current;
178 acpi_header_t *ssdtx;
183 get_bus_conf(); //it will get sblk, pci1234, hcdn, and sbdn
185 /* Align ACPI tables to 16byte */
186 start = ( start + 0x0f ) & -0x10;
189 printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start);
191 /* We need at least an RSDP and an RSDT Table */
192 rsdp = (acpi_rsdp_t *) current;
193 current += sizeof(acpi_rsdp_t);
194 rsdt = (acpi_rsdt_t *) current;
195 current += sizeof(acpi_rsdt_t);
197 /* clear all table memory */
198 memset((void *)start, 0, current - start);
200 acpi_write_rsdp(rsdp, rsdt, NULL);
201 acpi_write_rsdt(rsdt);
204 * We explicitly add these tables later on:
206 printk(BIOS_DEBUG, "ACPI: * HPET\n");
207 hpet = (acpi_hpet_t *) current;
208 current += sizeof(acpi_hpet_t);
209 acpi_create_hpet(hpet);
210 acpi_add_table(rsdp,hpet);
212 /* If we want to use HPET Timers Linux wants an MADT */
213 printk(BIOS_DEBUG, "ACPI: * MADT\n");
214 madt = (acpi_madt_t *) current;
215 acpi_create_madt(madt);
216 current+=madt->header.length;
217 acpi_add_table(rsdp,madt);
221 printk(BIOS_DEBUG, "ACPI: * SRAT\n");
222 srat = (acpi_srat_t *) current;
223 acpi_create_srat(srat);
224 current+=srat->header.length;
225 acpi_add_table(rsdp,srat);
228 printk(BIOS_DEBUG, "ACPI: * SLIT\n");
229 slit = (acpi_slit_t *) current;
230 acpi_create_slit(slit);
231 current+=slit->header.length;
232 acpi_add_table(rsdp,slit);
235 printk(BIOS_DEBUG, "ACPI: * SSDT\n");
236 ssdt = (acpi_header_t *)current;
238 acpi_create_ssdt_generator(ssdt, "DYNADATA");
239 current += ssdt->length;
240 acpi_add_table(rsdp, ssdt);
242 #if CONFIG_ACPI_SSDTX_NUM >= 1
244 //same htio, but different position? We may have to copy, change HCIN, and recalculate the checknum and add_table
246 for(i=1;i<sysconf.hc_possible_num;i++) { // 0: is hc sblink
247 if((sysconf.pci1234[i] & 1) != 1 ) continue;
250 c = (uint8_t) ('4' + i - 1);
253 c = (uint8_t) ('A' + i - 1 - 6);
255 printk(BIOS_DEBUG, "ACPI: * SSDT for PCI%c Aka hcid = %d\n", c, sysconf.hcid[i]); //pci0 and pci1 are in dsdt
256 current = ( current + 0x07) & -0x08;
257 ssdtx = (acpi_header_t *)current;
258 switch(sysconf.hcid[i]) {
273 memcpy(ssdtx, p, sizeof(acpi_header_t));
274 current += ssdtx->length;
275 memcpy(ssdtx, p, ssdtx->length);
276 update_ssdtx((void *)ssdtx, i);
278 ssdtx->checksum = acpi_checksum((unsigned char *)ssdtx,ssdtx->length);
279 acpi_add_table(rsdp,ssdtx);
284 printk(BIOS_DEBUG, "ACPI: * FACS\n");
285 facs = (acpi_facs_t *) current;
286 current += sizeof(acpi_facs_t);
287 acpi_create_facs(facs);
290 printk(BIOS_DEBUG, "ACPI: * DSDT\n");
291 dsdt = (acpi_header_t *)current;
292 memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
293 current += dsdt->length;
294 memcpy(dsdt, &AmlCode, dsdt->length);
295 printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n",dsdt,dsdt->length);
298 printk(BIOS_DEBUG, "ACPI: * FADT\n");
299 fadt = (acpi_fadt_t *) current;
300 current += sizeof(acpi_fadt_t);
302 acpi_create_fadt(fadt,facs,dsdt);
303 acpi_add_table(rsdp,fadt);
305 #if DUMP_ACPI_TABLES == 1
306 printk(BIOS_DEBUG, "rsdp\n");
307 dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t));
309 printk(BIOS_DEBUG, "rsdt\n");
310 dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t));
312 printk(BIOS_DEBUG, "madt\n");
313 dump_mem(madt, ((void *)madt) + madt->header.length);
315 printk(BIOS_DEBUG, "srat\n");
316 dump_mem(srat, ((void *)srat) + srat->header.length);
318 printk(BIOS_DEBUG, "slit\n");
319 dump_mem(slit, ((void *)slit) + slit->header.length);
321 printk(BIOS_DEBUG, "ssdt\n");
322 dump_mem(ssdt, ((void *)ssdt) + ssdt->length);
324 printk(BIOS_DEBUG, "fadt\n");
325 dump_mem(fadt, ((void *)fadt) + fadt->header.length);
328 printk(BIOS_INFO, "ACPI: done.\n");