src/mainboard/iwill/dk8_htx/acpi_tables.c

   1 /*
   2  * Island Aruma ACPI support
   3  * written by Stefan Reinauer <stepan@openbios.org>
   4  *  (C) 2005 Stefan Reinauer
   5  *
   6  *
   7  *  Copyright 2005 AMD
   8  *  2005.9 yhlu modify that to more dynamic for AMD Opteron Based MB
   9  */
  10
  11 #include <console/console.h>
  12 #include <string.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"
  22
  23 #define DUMP_ACPI_TABLES 0
  24
  25 #if DUMP_ACPI_TABLES == 1
  26 static void dump_mem(unsigned start, unsigned end)
  27 {
  28
  29         unsigned i;
  30         print_debug("dump_mem:");
  31         for(i=start;i<end;i++) {
  32                 if((i & 0xf)==0) {
  33                         printk(BIOS_DEBUG, "\n%08x:", i);
  34                 }
  35                 printk(BIOS_DEBUG, " %02x", (unsigned char)*((unsigned char *)i));
  36         }
  37         print_debug("\n");
  38  }
  39 #endif
  40
  41 extern const unsigned char AmlCode[];
  42
  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[];
  48 #endif
  49
  50 unsigned long acpi_fill_mcfg(unsigned long current)
  51 {
  52         /* Just a dummy */
  53         return current;
  54 }
  55
  56
  57 unsigned long acpi_fill_madt(unsigned long current)
  58 {
  59         unsigned int gsi_base=0x18;
  60
  61         struct mb_sysconf_t *m;
  62
  63         m = sysconf.mb;
  64
  65         /* create all subtables for processors */
  66         current = acpi_create_madt_lapics(current);
  67
  68         /* Write 8111 IOAPIC */
  69         current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8111,
  70                         IO_APIC_ADDR, 0);
  71
  72         /* Write all 8131 IOAPICs */
  73         {
  74                 device_t dev;
  75                 struct resource *res;
  76                 dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN((sysconf.hcdn[0]&0xff), 1));
  77                 if (dev) {
  78                         res = find_resource(dev, PCI_BASE_ADDRESS_0);
  79                         if (res) {
  80                                 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132_1,
  81                                         res->base, gsi_base );
  82                                 gsi_base+=4;
  83
  84                         }
  85                 }
  86                 dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN((sysconf.hcdn[0] & 0xff)+1, 1));
  87                 if (dev) {
  88                         res = find_resource(dev, PCI_BASE_ADDRESS_0);
  89                         if (res) {
  90                                 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132_2,
  91                                         res->base, gsi_base );
  92                                 gsi_base+=4;
  93                         }
  94                 }
  95
  96                 int i;
  97                 int j = 0;
  98
  99                 for(i=1; i< sysconf.hc_possible_num; i++) {
 100                         unsigned d = 0;
 101                         if(!(sysconf.pci1234[i] & 0x1) ) continue;
 102                         // 8131 need to use +4
 103
 104                         switch (sysconf.hcid[i]) {
 105                         case 1:
 106                                 d = 7;
 107                                 break;
 108                         case 3:
 109                                 d = 4;
 110                                 break;
 111                         }
 112                         switch (sysconf.hcid[i]) {
 113                         case 1:
 114                         case 3:
 115                                 dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j], 1));
 116                                 if (dev) {
 117                                         res = find_resource(dev, PCI_BASE_ADDRESS_0);
 118                                         if (res) {
 119                                                 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132a[j][0],
 120                                                         res->base, gsi_base );
 121                                                 gsi_base+=d;
 122                                         }
 123                                 }
 124                                 dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j]+1, 1));
 125                                 if (dev) {
 126                                         res = find_resource(dev, PCI_BASE_ADDRESS_0);
 127                                         if (res) {
 128                                                 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132a[j][1],
 129                                                         res->base, gsi_base );
 130                                                 gsi_base+=d;
 131
 132                                         }
 133                                 }
 134                                 break;
 135                         }
 136
 137                         j++;
 138                 }
 139
 140         }
 141
 142         current += acpi_create_madt_irqoverride( (acpi_madt_irqoverride_t *)
 143                         current, 0, 0, 2, 5 );
 144                 /* 0: mean bus 0--->ISA */
 145                 /* 0: PIC 0 */
 146                 /* 2: APIC 2 */
 147                 /* 5 mean: 0101 --> Edige-triggered, Active high*/
 148
 149
 150                 /* create all subtables for processors */
 151         current = acpi_create_madt_lapic_nmis(current, 5, 1);
 152                 /* 1: LINT1 connect to NMI */
 153
 154
 155         return current;
 156 }
 157
 158 unsigned long acpi_fill_ssdt_generator(unsigned long current, const char *oem_table_id) {
 159         k8acpi_write_vars();
 160         return (unsigned long) (acpigen_get_current());
 161 }
 162
 163 unsigned long write_acpi_tables(unsigned long start)
 164 {
 165         unsigned long current;
 166         acpi_rsdp_t *rsdp;
 167         acpi_rsdt_t *rsdt;
 168         acpi_hpet_t *hpet;
 169         acpi_madt_t *madt;
 170         acpi_srat_t *srat;
 171         acpi_slit_t *slit;
 172         acpi_fadt_t *fadt;
 173         acpi_facs_t *facs;
 174         acpi_header_t *dsdt;
 175         acpi_header_t *ssdt;
 176         acpi_header_t *ssdtx;
 177         void *p;
 178
 179         int i;
 180
 181         get_bus_conf(); //it will get sblk, pci1234, hcdn, and sbdn
 182
 183         /* Align ACPI tables to 16byte */
 184         start   = ( start + 0x0f ) & -0x10;
 185         current = start;
 186
 187         printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start);
 188
 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);
 194
 195         /* clear all table memory */
 196         memset((void *)start, 0, current - start);
 197
 198         acpi_write_rsdp(rsdp, rsdt, NULL);
 199         acpi_write_rsdt(rsdt);
 200
 201         /*
 202          * We explicitly add these tables later on:
 203          */
 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);
 209
 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);
 216
 217
 218         /* SRAT */
 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);
 224
 225         /* SLIT */
 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);
 231
 232         /* SSDT */
 233         printk(BIOS_DEBUG, "ACPI:    * SSDT\n");
 234         ssdt = (acpi_header_t *)current;
 235
 236         acpi_create_ssdt_generator(ssdt, "DYNADATA");
 237         current += ssdt->length;
 238         acpi_add_table(rsdp, ssdt);
 239
 240 #if CONFIG_ACPI_SSDTX_NUM >= 1
 241
 242         //same htio, but different position? We may have to copy, change HCIN, and recalculate the checknum and add_table
 243
 244         for(i=1;i<sysconf.hc_possible_num;i++) {  // 0: is hc sblink
 245                 if((sysconf.pci1234[i] & 1) != 1 ) continue;
 246                 uint8_t c;
 247                 if(i<7) {
 248                         c  = (uint8_t) ('4' + i - 1);
 249                 }
 250                 else {
 251                         c  = (uint8_t) ('A' + i - 1 - 6);
 252                 }
 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]) {
 257                 case 1: //8132
 258                         p = &AmlCode_ssdt2;
 259                         break;
 260                 case 2: //8151
 261                         p = &AmlCode_ssdt3;
 262                         break;
 263                 case 3: //8131
 264                         p = &AmlCode_ssdt4;
 265                         break;
 266                 default:
 267                         //HTX no io apic
 268                         p = &AmlCode_ssdt5;
 269                         break;
 270                 }
 271                 memcpy(ssdtx, p, sizeof(acpi_header_t));
 272                 current += ssdtx->length;
 273                 memcpy(ssdtx, p, ssdtx->length);
 274                 update_ssdtx((void *)ssdtx, i);
 275                 ssdtx->checksum = 0;
 276                 ssdtx->checksum = acpi_checksum((unsigned char *)ssdtx,ssdtx->length);
 277                 acpi_add_table(rsdp,ssdtx);
 278         }
 279 #endif
 280
 281         /* FACS */
 282         printk(BIOS_DEBUG, "ACPI:    * FACS\n");
 283         facs = (acpi_facs_t *) current;
 284         current += sizeof(acpi_facs_t);
 285         acpi_create_facs(facs);
 286
 287         /* DSDT */
 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);
 294
 295         /* FDAT */
 296         printk(BIOS_DEBUG, "ACPI:    * FADT\n");
 297         fadt = (acpi_fadt_t *) current;
 298         current += sizeof(acpi_fadt_t);
 299
 300         acpi_create_fadt(fadt,facs,dsdt);
 301         acpi_add_table(rsdp,fadt);
 302
 303 #if DUMP_ACPI_TABLES == 1
 304         printk(BIOS_DEBUG, "rsdp\n");
 305         dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t));
 306
 307         printk(BIOS_DEBUG, "rsdt\n");
 308         dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t));
 309
 310         printk(BIOS_DEBUG, "madt\n");
 311         dump_mem(madt, ((void *)madt) + madt->header.length);
 312
 313         printk(BIOS_DEBUG, "srat\n");
 314         dump_mem(srat, ((void *)srat) + srat->header.length);
 315
 316         printk(BIOS_DEBUG, "slit\n");
 317         dump_mem(slit, ((void *)slit) + slit->header.length);
 318
 319         printk(BIOS_DEBUG, "ssdt\n");
 320         dump_mem(ssdt, ((void *)ssdt) + ssdt->length);
 321
 322         printk(BIOS_DEBUG, "fadt\n");
 323         dump_mem(fadt, ((void *)fadt) + fadt->header.length);
 324 #endif
 325
 326         printk(BIOS_INFO, "ACPI: done.\n");
 327         return current;
 328 }
 329