static void ibm_40p_init(MachineState *machine) { CPUPPCState *env = NULL; uint16_t cmos_checksum; PowerPCCPU *cpu; DeviceState *dev; SysBusDevice *pcihost; Nvram *m48t59 = NULL; PCIBus *pci_bus; ISABus *isa_bus; void *fw_cfg; int i; uint32_t kernel_base = 0, initrd_base = 0; long kernel_size = 0, initrd_size = 0; char boot_device; /* init CPU */ if (!machine->cpu_model) { machine->cpu_model = "604"; } cpu = POWERPC_CPU(cpu_generic_init(TYPE_POWERPC_CPU, machine->cpu_model)); if (!cpu) { error_report("could not initialize CPU '%s'", machine->cpu_model); exit(1); } env = &cpu->env; if (PPC_INPUT(env) != PPC_FLAGS_INPUT_6xx) { error_report("only 6xx bus is supported on this machine"); exit(1); } if (env->flags & POWERPC_FLAG_RTC_CLK) { /* POWER / PowerPC 601 RTC clock frequency is 7.8125 MHz */ cpu_ppc_tb_init(env, 7812500UL); } else { /* Set time-base frequency to 100 Mhz */ cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL); } qemu_register_reset(ppc_prep_reset, cpu); /* PCI host */ dev = qdev_create(NULL, "raven-pcihost"); if (!bios_name) { bios_name = BIOS_FILENAME; } qdev_prop_set_string(dev, "bios-name", bios_name); qdev_prop_set_uint32(dev, "elf-machine", PPC_ELF_MACHINE); pcihost = SYS_BUS_DEVICE(dev); object_property_add_child(qdev_get_machine(), "raven", OBJECT(dev), NULL); qdev_init_nofail(dev); pci_bus = PCI_BUS(qdev_get_child_bus(dev, "pci.0")); if (!pci_bus) { error_report("could not create PCI host controller"); exit(1); } /* PCI -> ISA bridge */ dev = DEVICE(pci_create_simple(pci_bus, PCI_DEVFN(11, 0), "i82378")); qdev_connect_gpio_out(dev, 0, cpu->env.irq_inputs[PPC6xx_INPUT_INT]); sysbus_connect_irq(pcihost, 0, qdev_get_gpio_in(dev, 15)); sysbus_connect_irq(pcihost, 1, qdev_get_gpio_in(dev, 13)); sysbus_connect_irq(pcihost, 2, qdev_get_gpio_in(dev, 15)); sysbus_connect_irq(pcihost, 3, qdev_get_gpio_in(dev, 13)); isa_bus = ISA_BUS(qdev_get_child_bus(dev, "isa.0")); /* Memory controller */ dev = DEVICE(isa_create(isa_bus, "rs6000-mc")); qdev_prop_set_uint32(dev, "ram-size", machine->ram_size); qdev_init_nofail(dev); /* initialize CMOS checksums */ cmos_checksum = 0x6aa9; qbus_walk_children(BUS(isa_bus), prep_set_cmos_checksum, NULL, NULL, NULL, &cmos_checksum); /* add some more devices */ if (defaults_enabled()) { isa_create_simple(isa_bus, "i8042"); m48t59 = NVRAM(isa_create_simple(isa_bus, "isa-m48t59")); dev = DEVICE(isa_create(isa_bus, "cs4231a")); qdev_prop_set_uint32(dev, "iobase", 0x830); qdev_prop_set_uint32(dev, "irq", 10); qdev_init_nofail(dev); dev = DEVICE(isa_create(isa_bus, "pc87312")); qdev_prop_set_uint32(dev, "config", 12); qdev_init_nofail(dev); dev = DEVICE(isa_create(isa_bus, "prep-systemio")); qdev_prop_set_uint32(dev, "ibm-planar-id", 0xfc); qdev_prop_set_uint32(dev, "equipment", 0xc0); qdev_init_nofail(dev); pci_create_simple(pci_bus, PCI_DEVFN(1, 0), "lsi53c810"); /* XXX: s3-trio at PCI_DEVFN(2, 0) */ pci_vga_init(pci_bus); for (i = 0; i < nb_nics; i++) { pci_nic_init_nofail(&nd_table[i], pci_bus, "pcnet", i == 0 ? "3" : NULL); } } /* Prepare firmware configuration for OpenBIOS */ fw_cfg = fw_cfg_init_mem(CFG_ADDR, CFG_ADDR + 2); if (machine->kernel_filename) { /* load kernel */ kernel_base = KERNEL_LOAD_ADDR; kernel_size = load_image_targphys(machine->kernel_filename, kernel_base, machine->ram_size - kernel_base); if (kernel_size < 0) { error_report("could not load kernel '%s'", machine->kernel_filename); exit(1); } fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base); fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size); /* load initrd */ if (machine->initrd_filename) { initrd_base = INITRD_LOAD_ADDR; initrd_size = load_image_targphys(machine->initrd_filename, initrd_base, machine->ram_size - initrd_base); if (initrd_size < 0) { error_report("could not load initial ram disk '%s'", machine->initrd_filename); exit(1); } fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base); fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size); } if (machine->kernel_cmdline && *machine->kernel_cmdline) { fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR); pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE, machine->kernel_cmdline); fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, machine->kernel_cmdline); fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, strlen(machine->kernel_cmdline) + 1); } boot_device = 'm'; } else { boot_device = machine->boot_order[0]; } fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus); fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)machine->ram_size); fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, ARCH_PREP); fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width); fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height); fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth); fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_IS_KVM, kvm_enabled()); if (kvm_enabled()) { #ifdef CONFIG_KVM uint8_t *hypercall; fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, kvmppc_get_tbfreq()); hypercall = g_malloc(16); kvmppc_get_hypercall(env, hypercall, 16); fw_cfg_add_bytes(fw_cfg, FW_CFG_PPC_KVM_HC, hypercall, 16); fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_KVM_PID, getpid()); #endif } else { fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, NANOSECONDS_PER_SECOND); } fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, boot_device); qemu_register_boot_set(fw_cfg_boot_set, fw_cfg); /* Prepare firmware configuration for Open Hack'Ware */ if (m48t59) { PPC_NVRAM_set_params(m48t59, NVRAM_SIZE, "PREP", ram_size, boot_device, kernel_base, kernel_size, machine->kernel_cmdline, initrd_base, initrd_size, /* XXX: need an option to load a NVRAM image */ 0, graphic_width, graphic_height, graphic_depth); } }