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 <arch/ioapic.h>
15 #include <device/pci.h>
16 #include <device/pci_ids.h>
17 #include <cpu/x86/msr.h>
18 #include <cpu/amd/mtrr.h>
19 #include <cpu/amd/amdk8_sysconf.h>
20 #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 unsigned long acpi_fill_mcfg(unsigned long current)
57 unsigned long acpi_fill_madt(unsigned long current)
59 unsigned int gsi_base=0x18;
61 struct mb_sysconf_t *m;
65 /* create all subtables for processors */
66 current = acpi_create_madt_lapics(current);
68 /* Write 8111 IOAPIC */
69 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8111,
72 /* Write all 8131 IOAPICs */
76 dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN((sysconf.hcdn[0]&0xff), 1));
78 res = find_resource(dev, PCI_BASE_ADDRESS_0);
80 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132_1,
81 res->base, gsi_base );
86 dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN((sysconf.hcdn[0] & 0xff)+1, 1));
88 res = find_resource(dev, PCI_BASE_ADDRESS_0);
90 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132_2,
91 res->base, gsi_base );
99 for(i=1; i< sysconf.hc_possible_num; i++) {
101 if(!(sysconf.pci1234[i] & 0x1) ) continue;
102 // 8131 need to use +4
104 switch (sysconf.hcid[i]) {
112 switch (sysconf.hcid[i]) {
115 dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j], 1));
117 res = find_resource(dev, PCI_BASE_ADDRESS_0);
119 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132a[j][0],
120 res->base, gsi_base );
124 dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j]+1, 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][1],
129 res->base, gsi_base );
142 current += acpi_create_madt_irqoverride( (acpi_madt_irqoverride_t *)
143 current, 0, 0, 2, 5 );
144 /* 0: mean bus 0--->ISA */
147 /* 5 mean: 0101 --> Edige-triggered, Active high*/
150 /* create all subtables for processors */
151 current = acpi_create_madt_lapic_nmis(current, 5, 1);
152 /* 1: LINT1 connect to NMI */
158 unsigned long acpi_fill_ssdt_generator(unsigned long current, const char *oem_table_id) {
160 return (unsigned long) (acpigen_get_current());
163 unsigned long write_acpi_tables(unsigned long start)
165 unsigned long current;
176 acpi_header_t *ssdtx;
181 get_bus_conf(); //it will get sblk, pci1234, hcdn, and sbdn
183 /* Align ACPI tables to 16byte */
184 start = ( start + 0x0f ) & -0x10;
187 printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start);
189 /* We need at least an RSDP and an RSDT Table */
190 rsdp = (acpi_rsdp_t *) current;
191 current += sizeof(acpi_rsdp_t);
192 rsdt = (acpi_rsdt_t *) current;
193 current += sizeof(acpi_rsdt_t);
195 /* clear all table memory */
196 memset((void *)start, 0, current - start);
198 acpi_write_rsdp(rsdp, rsdt, NULL);
199 acpi_write_rsdt(rsdt);
202 * We explicitly add these tables later on:
204 printk(BIOS_DEBUG, "ACPI: * HPET\n");
205 hpet = (acpi_hpet_t *) current;
206 current += sizeof(acpi_hpet_t);
207 acpi_create_hpet(hpet);
208 acpi_add_table(rsdp,hpet);
210 /* If we want to use HPET Timers Linux wants an MADT */
211 printk(BIOS_DEBUG, "ACPI: * MADT\n");
212 madt = (acpi_madt_t *) current;
213 acpi_create_madt(madt);
214 current+=madt->header.length;
215 acpi_add_table(rsdp,madt);
219 printk(BIOS_DEBUG, "ACPI: * SRAT\n");
220 srat = (acpi_srat_t *) current;
221 acpi_create_srat(srat);
222 current+=srat->header.length;
223 acpi_add_table(rsdp,srat);
226 printk(BIOS_DEBUG, "ACPI: * SLIT\n");
227 slit = (acpi_slit_t *) current;
228 acpi_create_slit(slit);
229 current+=slit->header.length;
230 acpi_add_table(rsdp,slit);
233 printk(BIOS_DEBUG, "ACPI: * SSDT\n");
234 ssdt = (acpi_header_t *)current;
236 acpi_create_ssdt_generator(ssdt, "DYNADATA");
237 current += ssdt->length;
238 acpi_add_table(rsdp, ssdt);
240 #if CONFIG_ACPI_SSDTX_NUM >= 1
242 //same htio, but different position? We may have to copy, change HCIN, and recalculate the checknum and add_table
244 for(i=1;i<sysconf.hc_possible_num;i++) { // 0: is hc sblink
245 if((sysconf.pci1234[i] & 1) != 1 ) continue;
248 c = (uint8_t) ('4' + i - 1);
251 c = (uint8_t) ('A' + i - 1 - 6);
253 printk(BIOS_DEBUG, "ACPI: * SSDT for PCI%c Aka hcid = %d\n", c, sysconf.hcid[i]); //pci0 and pci1 are in dsdt
254 current = ( current + 0x07) & -0x08;
255 ssdtx = (acpi_header_t *)current;
256 switch(sysconf.hcid[i]) {
271 memcpy(ssdtx, p, sizeof(acpi_header_t));
272 current += ssdtx->length;
273 memcpy(ssdtx, p, ssdtx->length);
274 update_ssdtx((void *)ssdtx, i);
276 ssdtx->checksum = acpi_checksum((unsigned char *)ssdtx,ssdtx->length);
277 acpi_add_table(rsdp,ssdtx);
282 printk(BIOS_DEBUG, "ACPI: * FACS\n");
283 facs = (acpi_facs_t *) current;
284 current += sizeof(acpi_facs_t);
285 acpi_create_facs(facs);
288 printk(BIOS_DEBUG, "ACPI: * DSDT\n");
289 dsdt = (acpi_header_t *)current;
290 memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
291 current += dsdt->length;
292 memcpy(dsdt, &AmlCode, dsdt->length);
293 printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n",dsdt,dsdt->length);
296 printk(BIOS_DEBUG, "ACPI: * FADT\n");
297 fadt = (acpi_fadt_t *) current;
298 current += sizeof(acpi_fadt_t);
300 acpi_create_fadt(fadt,facs,dsdt);
301 acpi_add_table(rsdp,fadt);
303 #if DUMP_ACPI_TABLES == 1
304 printk(BIOS_DEBUG, "rsdp\n");
305 dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t));
307 printk(BIOS_DEBUG, "rsdt\n");
308 dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t));
310 printk(BIOS_DEBUG, "madt\n");
311 dump_mem(madt, ((void *)madt) + madt->header.length);
313 printk(BIOS_DEBUG, "srat\n");
314 dump_mem(srat, ((void *)srat) + srat->header.length);
316 printk(BIOS_DEBUG, "slit\n");
317 dump_mem(slit, ((void *)slit) + slit->header.length);
319 printk(BIOS_DEBUG, "ssdt\n");
320 dump_mem(ssdt, ((void *)ssdt) + ssdt->length);
322 printk(BIOS_DEBUG, "fadt\n");
323 dump_mem(fadt, ((void *)fadt) + fadt->header.length);
326 printk(BIOS_INFO, "ACPI: done.\n");