/* * Island Aruma ACPI support * written by Stefan Reinauer * (C) 2005 Stefan Reinauer * * * Copyright 2005 AMD * 2005.9 yhlu modify that to more dynamic for AMD Opteron Based MB */ #include #include #include #include #include #include #include #include #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= 1 extern unsigned char AmlCode_ssdt2[]; //extern unsigned char AmlCode_ssdt3[]; //extern unsigned char AmlCode_ssdt4[]; //extern unsigned char AmlCode_ssdt5[]; //extern unsigned char AmlCode_ssdt6[]; //extern unsigned char AmlCode_ssdt7[]; //extern unsigned char AmlCode_ssdt8[]; #endif #define IO_APIC_ADDR 0xfec00000UL extern unsigned char bus_isa; extern unsigned char bus_8132_0; extern unsigned char bus_8132_1; extern unsigned char bus_8132_2; extern unsigned char bus_8111_0; extern unsigned char bus_8111_1; extern unsigned char bus_8151_0; extern unsigned char bus_8151_1; extern unsigned apicid_8111; extern unsigned apicid_8132_1; extern unsigned apicid_8132_2; unsigned long acpi_fill_madt(unsigned long current) { unsigned int gsi_base=0x18; /* create all subtables for processors */ current = acpi_create_madt_lapics(current); /* Write 8111 IOAPIC */ current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, apicid_8111, IO_APIC_ADDR, 0); /* Write all 8131 IOAPICs */ { device_t dev; struct resource *res; dev = dev_find_slot(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, apicid_8132_1, res->base, gsi_base ); gsi_base+=7; } } dev = dev_find_slot(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, apicid_8132_2, res->base, gsi_base ); gsi_base+=7; } } } 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; } extern void get_bus_conf(void); extern void update_ssdt(void *ssdt); 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_fadt_t *fadt; acpi_facs_t *facs; acpi_header_t *dsdt; acpi_header_t *ssdt; acpi_header_t *ssdtx; unsigned char *AmlCode_ssdtx[HC_POSSIBLE_NUM]; int i; get_bus_conf(); //it will get sblk, pci1234, hcdn, and sbdn /* Align ACPI tables to 16byte */ start = ( start + 0x0f ) & -0x10; current = start; printk_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); acpi_write_rsdt(rsdt); /* * We explicitly add these tables later on: */ printk_debug("ACPI: * HPET\n"); hpet = (acpi_hpet_t *) current; current += sizeof(acpi_hpet_t); acpi_create_hpet(hpet); acpi_add_table(rsdt,hpet); /* If we want to use HPET Timers Linux wants an MADT */ printk_debug("ACPI: * MADT\n"); madt = (acpi_madt_t *) current; acpi_create_madt(madt); current+=madt->header.length; acpi_add_table(rsdt,madt); /* SRAT */ printk_debug("ACPI: * SRAT\n"); srat = (acpi_srat_t *) current; acpi_create_srat(srat); current+=srat->header.length; acpi_add_table(rsdt,srat); /* SSDT */ printk_debug("ACPI: * SSDT\n"); ssdt = (acpi_header_t *)current; current += ((acpi_header_t *)AmlCode_ssdt)->length; memcpy((void *)ssdt, (void *)AmlCode_ssdt, ((acpi_header_t *)AmlCode_ssdt)->length); //Here you need to set value in pci1234, sblk and sbdn in get_bus_conf.c update_ssdt((void*)ssdt); /* recalculate checksum */ ssdt->checksum = 0; ssdt->checksum = acpi_checksum((unsigned char *)ssdt,ssdt->length); acpi_add_table(rsdt,ssdt); #if ACPI_SSDTX_NUM >= 1 // we need to make ssdt2 match to PCI2 in pci2.asl,... pci1234[1] AmlCode_ssdtx[1] = AmlCode_ssdt2; // AmlCode_ssdtx[2] = AmlCode_ssdt3; // AmlCode_ssdtx[3] = AmlCode_ssdt4; // AmlCode_ssdtx[4] = AmlCode_ssdt5; // AmlCode_ssdtx[5] = AmlCode_ssdt6; // AmlCode_ssdtx[6] = AmlCode_ssdt7; // AmlCode_ssdtx[7] = AmlCode_ssdt8; //same htio, but different possition? We may have to copy, change HCIN, and recalculate the checknum and add_table for(i=1;ilength; memcpy((void *)ssdtx, (void *)AmlCode_ssdtx[i], ((acpi_header_t *)AmlCode_ssdtx[i])->length); acpi_add_table(rsdt,ssdtx); } #endif /* FACS */ printk_debug("ACPI: * FACS\n"); facs = (acpi_facs_t *) current; current += sizeof(acpi_facs_t); acpi_create_facs(facs); /* DSDT */ printk_debug("ACPI: * DSDT\n"); dsdt = (acpi_header_t *)current; current += ((acpi_header_t *)AmlCode)->length; memcpy((void *)dsdt,(void *)AmlCode, \ ((acpi_header_t *)AmlCode)->length); printk_debug("ACPI: * DSDT @ %08x Length %x\n",dsdt,dsdt->length); /* FDAT */ printk_debug("ACPI: * FADT\n"); fadt = (acpi_fadt_t *) current; current += sizeof(acpi_fadt_t); acpi_create_fadt(fadt,facs,dsdt); acpi_add_table(rsdt,fadt); #if DUMP_ACPI_TABLES == 1 printk_debug("rsdp\n"); dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t)); printk_debug("rsdt\n"); dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t)); printk_debug("madt\n"); dump_mem(madt, ((void *)madt) + madt->header.length); printk_debug("srat\n"); dump_mem(srat, ((void *)srat) + srat->header.length); printk_debug("ssdt\n"); dump_mem(ssdt, ((void *)ssdt) + ssdt->length); printk_debug("fadt\n"); dump_mem(fadt, ((void *)fadt) + fadt->header.length); #endif printk_info("ACPI: done.\n"); return current; }