| /* |
| * Island Aruma ACPI support |
| * written by Stefan Reinauer <stepan@openbios.org> |
| * (C) 2005 Stefan Reinauer |
| * |
| * |
| * Copyright 2005 AMD |
| * 2005.9 yhlu modify that to more dynamic for AMD Opteron Based MB |
| */ |
| |
| #include <console/console.h> |
| #include <string.h> |
| #include <arch/acpi.h> |
| #include <arch/ioapic.h> |
| #include <device/pci.h> |
| #include <device/pci_ids.h> |
| #include <cpu/x86/msr.h> |
| #include <cpu/amd/mtrr.h> |
| #include <cpu/amd/amdk8_sysconf.h> |
| #include "northbridge/amd/amdk8/acpi.h" |
| #include "mb_sysconf.h" |
| |
| #define DUMP_ACPI_TABLES 0 |
| |
| #if DUMP_ACPI_TABLES == 1 |
| static void dump_mem(unsigned start, unsigned end) |
| { |
| |
| unsigned i; |
| print_debug("dump_mem:"); |
| for(i=start;i<end;i++) { |
| if((i & 0xf)==0) { |
| printk(BIOS_DEBUG, "\n%08x:", i); |
| } |
| printk(BIOS_DEBUG, " %02x", (unsigned char)*((unsigned char *)i)); |
| } |
| print_debug("\n"); |
| } |
| #endif |
| |
| extern const unsigned char AmlCode[]; |
| |
| #if CONFIG_ACPI_SSDTX_NUM >= 1 |
| extern const unsigned char AmlCode_ssdt2[]; |
| extern const unsigned char AmlCode_ssdt3[]; |
| extern const unsigned char AmlCode_ssdt4[]; |
| extern const unsigned char AmlCode_ssdt5[]; |
| #endif |
| |
| unsigned long acpi_fill_mcfg(unsigned long current) |
| { |
| /* Just a dummy */ |
| return current; |
| } |
| |
| |
| unsigned long acpi_fill_madt(unsigned long current) |
| { |
| unsigned int gsi_base=0x18; |
| |
| struct mb_sysconf_t *m; |
| |
| m = sysconf.mb; |
| |
| /* create all subtables for processors */ |
| current = acpi_create_madt_lapics(current); |
| |
| /* Write 8111 IOAPIC */ |
| current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8111, |
| IO_APIC_ADDR, 0); |
| |
| /* Write all 8131 IOAPICs */ |
| { |
| device_t dev; |
| struct resource *res; |
| dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN((sysconf.hcdn[0]&0xff), 1)); |
| if (dev) { |
| res = find_resource(dev, PCI_BASE_ADDRESS_0); |
| if (res) { |
| current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132_1, |
| res->base, gsi_base ); |
| gsi_base+=4; |
| |
| } |
| } |
| dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN((sysconf.hcdn[0] & 0xff)+1, 1)); |
| if (dev) { |
| res = find_resource(dev, PCI_BASE_ADDRESS_0); |
| if (res) { |
| current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132_2, |
| res->base, gsi_base ); |
| gsi_base+=4; |
| } |
| } |
| |
| int i; |
| int j = 0; |
| |
| for(i=1; i< sysconf.hc_possible_num; i++) { |
| unsigned d = 0; |
| if(!(sysconf.pci1234[i] & 0x1) ) continue; |
| // 8131 need to use +4 |
| |
| switch (sysconf.hcid[i]) { |
| case 1: |
| d = 7; |
| break; |
| case 3: |
| d = 4; |
| break; |
| } |
| switch (sysconf.hcid[i]) { |
| case 1: |
| case 3: |
| dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j], 1)); |
| if (dev) { |
| res = find_resource(dev, PCI_BASE_ADDRESS_0); |
| if (res) { |
| current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132a[j][0], |
| res->base, gsi_base ); |
| gsi_base+=d; |
| } |
| } |
| dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j]+1, 1)); |
| if (dev) { |
| res = find_resource(dev, PCI_BASE_ADDRESS_0); |
| if (res) { |
| current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132a[j][1], |
| res->base, gsi_base ); |
| gsi_base+=d; |
| |
| } |
| } |
| break; |
| } |
| |
| j++; |
| } |
| |
| } |
| |
| current += acpi_create_madt_irqoverride( (acpi_madt_irqoverride_t *) |
| current, 0, 0, 2, 5 ); |
| /* 0: mean bus 0--->ISA */ |
| /* 0: PIC 0 */ |
| /* 2: APIC 2 */ |
| /* 5 mean: 0101 --> Edige-triggered, Active high*/ |
| |
| |
| /* create all subtables for processors */ |
| current = acpi_create_madt_lapic_nmis(current, 5, 1); |
| /* 1: LINT1 connect to NMI */ |
| |
| |
| return current; |
| } |
| |
| unsigned long acpi_fill_ssdt_generator(unsigned long current, const char *oem_table_id) { |
| k8acpi_write_vars(); |
| return (unsigned long) (acpigen_get_current()); |
| } |
| |
| unsigned long write_acpi_tables(unsigned long start) |
| { |
| unsigned long current; |
| acpi_rsdp_t *rsdp; |
| acpi_rsdt_t *rsdt; |
| acpi_hpet_t *hpet; |
| acpi_madt_t *madt; |
| acpi_srat_t *srat; |
| acpi_slit_t *slit; |
| acpi_fadt_t *fadt; |
| acpi_facs_t *facs; |
| acpi_header_t *dsdt; |
| acpi_header_t *ssdt; |
| acpi_header_t *ssdtx; |
| void *p; |
| |
| int i; |
| |
| get_bus_conf(); //it will get sblk, pci1234, hcdn, and sbdn |
| |
| /* Align ACPI tables to 16byte */ |
| start = ALIGN(start, 16); |
| current = start; |
| |
| printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start); |
| |
| /* We need at least an RSDP and an RSDT Table */ |
| rsdp = (acpi_rsdp_t *) current; |
| current += sizeof(acpi_rsdp_t); |
| rsdt = (acpi_rsdt_t *) current; |
| current += sizeof(acpi_rsdt_t); |
| |
| /* clear all table memory */ |
| memset((void *)start, 0, current - start); |
| |
| acpi_write_rsdp(rsdp, rsdt, NULL); |
| acpi_write_rsdt(rsdt); |
| |
| /* |
| * We explicitly add these tables later on: |
| */ |
| printk(BIOS_DEBUG, "ACPI: * HPET\n"); |
| hpet = (acpi_hpet_t *) current; |
| current += sizeof(acpi_hpet_t); |
| acpi_create_hpet(hpet); |
| acpi_add_table(rsdp,hpet); |
| |
| /* If we want to use HPET Timers Linux wants an MADT */ |
| printk(BIOS_DEBUG, "ACPI: * MADT\n"); |
| madt = (acpi_madt_t *) current; |
| acpi_create_madt(madt); |
| current+=madt->header.length; |
| acpi_add_table(rsdp,madt); |
| |
| |
| /* SRAT */ |
| printk(BIOS_DEBUG, "ACPI: * SRAT\n"); |
| srat = (acpi_srat_t *) current; |
| acpi_create_srat(srat); |
| current+=srat->header.length; |
| acpi_add_table(rsdp,srat); |
| |
| /* SLIT */ |
| printk(BIOS_DEBUG, "ACPI: * SLIT\n"); |
| slit = (acpi_slit_t *) current; |
| acpi_create_slit(slit); |
| current+=slit->header.length; |
| acpi_add_table(rsdp,slit); |
| |
| /* SSDT */ |
| printk(BIOS_DEBUG, "ACPI: * SSDT\n"); |
| ssdt = (acpi_header_t *)current; |
| |
| acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR); |
| current += ssdt->length; |
| acpi_add_table(rsdp, ssdt); |
| |
| #if CONFIG_ACPI_SSDTX_NUM >= 1 |
| |
| //same htio, but different position? We may have to copy, change HCIN, and recalculate the checknum and add_table |
| |
| for(i=1;i<sysconf.hc_possible_num;i++) { // 0: is hc sblink |
| if((sysconf.pci1234[i] & 1) != 1 ) continue; |
| uint8_t c; |
| if(i<7) { |
| c = (uint8_t) ('4' + i - 1); |
| } |
| else { |
| c = (uint8_t) ('A' + i - 1 - 6); |
| } |
| printk(BIOS_DEBUG, "ACPI: * SSDT for PCI%c Aka hcid = %d\n", c, sysconf.hcid[i]); //pci0 and pci1 are in dsdt |
| current = ALIGN(current, 8); |
| ssdtx = (acpi_header_t *)current; |
| switch(sysconf.hcid[i]) { |
| case 1: //8132 |
| p = &AmlCode_ssdt2; |
| break; |
| case 2: //8151 |
| p = &AmlCode_ssdt3; |
| break; |
| case 3: //8131 |
| p = &AmlCode_ssdt4; |
| break; |
| default: |
| //HTX no io apic |
| p = &AmlCode_ssdt5; |
| break; |
| } |
| memcpy(ssdtx, p, sizeof(acpi_header_t)); |
| current += ssdtx->length; |
| memcpy(ssdtx, p, ssdtx->length); |
| update_ssdtx((void *)ssdtx, i); |
| ssdtx->checksum = 0; |
| ssdtx->checksum = acpi_checksum((unsigned char *)ssdtx,ssdtx->length); |
| acpi_add_table(rsdp,ssdtx); |
| } |
| #endif |
| |
| /* FACS */ |
| printk(BIOS_DEBUG, "ACPI: * FACS\n"); |
| facs = (acpi_facs_t *) current; |
| current += sizeof(acpi_facs_t); |
| acpi_create_facs(facs); |
| |
| /* DSDT */ |
| printk(BIOS_DEBUG, "ACPI: * DSDT\n"); |
| dsdt = (acpi_header_t *)current; |
| memcpy(dsdt, &AmlCode, sizeof(acpi_header_t)); |
| current += dsdt->length; |
| memcpy(dsdt, &AmlCode, dsdt->length); |
| printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n",dsdt,dsdt->length); |
| |
| /* FADT */ |
| printk(BIOS_DEBUG, "ACPI: * FADT\n"); |
| fadt = (acpi_fadt_t *) current; |
| current += sizeof(acpi_fadt_t); |
| |
| acpi_create_fadt(fadt,facs,dsdt); |
| acpi_add_table(rsdp,fadt); |
| |
| #if DUMP_ACPI_TABLES == 1 |
| printk(BIOS_DEBUG, "rsdp\n"); |
| dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t)); |
| |
| printk(BIOS_DEBUG, "rsdt\n"); |
| dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t)); |
| |
| printk(BIOS_DEBUG, "madt\n"); |
| dump_mem(madt, ((void *)madt) + madt->header.length); |
| |
| printk(BIOS_DEBUG, "srat\n"); |
| dump_mem(srat, ((void *)srat) + srat->header.length); |
| |
| printk(BIOS_DEBUG, "slit\n"); |
| dump_mem(slit, ((void *)slit) + slit->header.length); |
| |
| printk(BIOS_DEBUG, "ssdt\n"); |
| dump_mem(ssdt, ((void *)ssdt) + ssdt->length); |
| |
| printk(BIOS_DEBUG, "fadt\n"); |
| dump_mem(fadt, ((void *)fadt) + fadt->header.length); |
| #endif |
| |
| printk(BIOS_INFO, "ACPI: done.\n"); |
| return current; |
| } |
| |