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 <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"
  20
  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 #define IO_APIC_ADDR    0xfec00000UL
  51
  52 unsigned long acpi_fill_mcfg(unsigned long current)
  53 {
  54         /* Just a dummy */
  55         return current;
  56 }
  57
  58
  59 unsigned long acpi_fill_madt(unsigned long current)
  60 {
  61         unsigned int gsi_base=0x18;
  62
  63         struct mb_sysconf_t *m;
  64
  65         m = sysconf.mb;
  66
  67         /* create all subtables for processors */
  68         current = acpi_create_madt_lapics(current);
  69
  70         /* Write 8111 IOAPIC */
  71         current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8111,
  72                         IO_APIC_ADDR, 0);
  73
  74         /* Write all 8131 IOAPICs */
  75         {
  76                 device_t dev;
  77                 struct resource *res;
  78                 dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN((sysconf.hcdn[0]&0xff), 1));
  79                 if (dev) {
  80                         res = find_resource(dev, PCI_BASE_ADDRESS_0);
  81                         if (res) {
  82                                 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132_1,
  83                                         res->base, gsi_base );
  84                                 gsi_base+=4;
  85
  86                         }
  87                 }
  88                 dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN((sysconf.hcdn[0] & 0xff)+1, 1));
  89                 if (dev) {
  90                         res = find_resource(dev, PCI_BASE_ADDRESS_0);
  91                         if (res) {
  92                                 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132_2,
  93                                         res->base, gsi_base );
  94                                 gsi_base+=4;
  95                         }
  96                 }
  97
  98                 int i;
  99                 int j = 0;
 100
 101                 for(i=1; i< sysconf.hc_possible_num; i++) {
 102                         unsigned d = 0;
 103                         if(!(sysconf.pci1234[i] & 0x1) ) continue;
 104                         // 8131 need to use +4
 105
 106                         switch (sysconf.hcid[i]) {
 107                         case 1:
 108                                 d = 7;
 109                                 break;
 110                         case 3:
 111                                 d = 4;
 112                                 break;
 113                         }
 114                         switch (sysconf.hcid[i]) {
 115                         case 1:
 116                         case 3:
 117                                 dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j], 1));
 118                                 if (dev) {
 119                                         res = find_resource(dev, PCI_BASE_ADDRESS_0);
 120                                         if (res) {
 121                                                 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132a[j][0],
 122                                                         res->base, gsi_base );
 123                                                 gsi_base+=d;
 124                                         }
 125                                 }
 126                                 dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j]+1, 1));
 127                                 if (dev) {
 128                                         res = find_resource(dev, PCI_BASE_ADDRESS_0);
 129                                         if (res) {
 130                                                 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132a[j][1],
 131                                                         res->base, gsi_base );
 132                                                 gsi_base+=d;
 133
 134                                         }
 135                                 }
 136                                 break;
 137                         }
 138
 139                         j++;
 140                 }
 141
 142         }
 143
 144         current += acpi_create_madt_irqoverride( (acpi_madt_irqoverride_t *)
 145                         current, 0, 0, 2, 5 );
 146                 /* 0: mean bus 0--->ISA */
 147                 /* 0: PIC 0 */
 148                 /* 2: APIC 2 */
 149                 /* 5 mean: 0101 --> Edige-triggered, Active high*/
 150
 151
 152                 /* create all subtables for processors */
 153         current = acpi_create_madt_lapic_nmis(current, 5, 1);
 154                 /* 1: LINT1 connect to NMI */
 155
 156
 157         return current;
 158 }
 159
 160 unsigned long acpi_fill_ssdt_generator(unsigned long current, const char *oem_table_id) {
 161         k8acpi_write_vars();
 162         return (unsigned long) (acpigen_get_current());
 163 }
 164
 165 unsigned long write_acpi_tables(unsigned long start)
 166 {
 167         unsigned long current;
 168         acpi_rsdp_t *rsdp;
 169         acpi_rsdt_t *rsdt;
 170         acpi_hpet_t *hpet;
 171         acpi_madt_t *madt;
 172         acpi_srat_t *srat;
 173         acpi_slit_t *slit;
 174         acpi_fadt_t *fadt;
 175         acpi_facs_t *facs;
 176         acpi_header_t *dsdt;
 177         acpi_header_t *ssdt;
 178         acpi_header_t *ssdtx;
 179         void *p;
 180
 181         int i;
 182
 183         get_bus_conf(); //it will get sblk, pci1234, hcdn, and sbdn
 184
 185         /* Align ACPI tables to 16byte */
 186         start   = ( start + 0x0f ) & -0x10;
 187         current = start;
 188
 189         printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start);
 190
 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);
 196
 197         /* clear all table memory */
 198         memset((void *)start, 0, current - start);
 199
 200         acpi_write_rsdp(rsdp, rsdt, NULL);
 201         acpi_write_rsdt(rsdt);
 202
 203         /*
 204          * We explicitly add these tables later on:
 205          */
 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);
 211
 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);
 218
 219
 220         /* SRAT */
 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);
 226
 227         /* SLIT */
 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);
 233
 234         /* SSDT */
 235         printk(BIOS_DEBUG, "ACPI:    * SSDT\n");
 236         ssdt = (acpi_header_t *)current;
 237
 238         acpi_create_ssdt_generator(ssdt, "DYNADATA");
 239         current += ssdt->length;
 240         acpi_add_table(rsdp, ssdt);
 241
 242 #if CONFIG_ACPI_SSDTX_NUM >= 1
 243
 244         //same htio, but different position? We may have to copy, change HCIN, and recalculate the checknum and add_table
 245
 246         for(i=1;i<sysconf.hc_possible_num;i++) {  // 0: is hc sblink
 247                 if((sysconf.pci1234[i] & 1) != 1 ) continue;
 248                 uint8_t c;
 249                 if(i<7) {
 250                         c  = (uint8_t) ('4' + i - 1);
 251                 }
 252                 else {
 253                         c  = (uint8_t) ('A' + i - 1 - 6);
 254                 }
 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]) {
 259                 case 1: //8132
 260                         p = &AmlCode_ssdt2;
 261                         break;
 262                 case 2: //8151
 263                         p = &AmlCode_ssdt3;
 264                         break;
 265                 case 3: //8131
 266                         p = &AmlCode_ssdt4;
 267                         break;
 268                 default:
 269                         //HTX no io apic
 270                         p = &AmlCode_ssdt5;
 271                         break;
 272                 }
 273                 memcpy(ssdtx, p, sizeof(acpi_header_t));
 274                 current += ssdtx->length;
 275                 memcpy(ssdtx, p, ssdtx->length);
 276                 update_ssdtx((void *)ssdtx, i);
 277                 ssdtx->checksum = 0;
 278                 ssdtx->checksum = acpi_checksum((unsigned char *)ssdtx,ssdtx->length);
 279                 acpi_add_table(rsdp,ssdtx);
 280         }
 281 #endif
 282
 283         /* FACS */
 284         printk(BIOS_DEBUG, "ACPI:    * FACS\n");
 285         facs = (acpi_facs_t *) current;
 286         current += sizeof(acpi_facs_t);
 287         acpi_create_facs(facs);
 288
 289         /* DSDT */
 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);
 296
 297         /* FDAT */
 298         printk(BIOS_DEBUG, "ACPI:    * FADT\n");
 299         fadt = (acpi_fadt_t *) current;
 300         current += sizeof(acpi_fadt_t);
 301
 302         acpi_create_fadt(fadt,facs,dsdt);
 303         acpi_add_table(rsdp,fadt);
 304
 305 #if DUMP_ACPI_TABLES == 1
 306         printk(BIOS_DEBUG, "rsdp\n");
 307         dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t));
 308
 309         printk(BIOS_DEBUG, "rsdt\n");
 310         dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t));
 311
 312         printk(BIOS_DEBUG, "madt\n");
 313         dump_mem(madt, ((void *)madt) + madt->header.length);
 314
 315         printk(BIOS_DEBUG, "srat\n");
 316         dump_mem(srat, ((void *)srat) + srat->header.length);
 317
 318         printk(BIOS_DEBUG, "slit\n");
 319         dump_mem(slit, ((void *)slit) + slit->header.length);
 320
 321         printk(BIOS_DEBUG, "ssdt\n");
 322         dump_mem(ssdt, ((void *)ssdt) + ssdt->length);
 323
 324         printk(BIOS_DEBUG, "fadt\n");
 325         dump_mem(fadt, ((void *)fadt) + fadt->header.length);
 326 #endif
 327
 328         printk(BIOS_INFO, "ACPI: done.\n");
 329         return current;
 330 }
 331