예제 #1
0
static int pci_vpb_init(SysBusDevice *dev)
{
    PCIVPBState *s = FROM_SYSBUS(PCIVPBState, dev);
    PCIBus *bus;
    int i;

    for (i = 0; i < 4; i++) {
        sysbus_init_irq(dev, &s->irq[i]);
    }
    bus = pci_register_bus(&dev->qdev, "pci",
                           pci_vpb_set_irq, pci_vpb_map_irq, s->irq,
                           get_system_memory(), get_system_io(),
                           PCI_DEVFN(11, 0), 4);

    /* ??? Register memory space.  */

    /* Our memory regions are:
     * 0 : PCI self config window
     * 1 : PCI config window
     * 2 : PCI IO window (realview_pci only)
     */
    memory_region_init_io(&s->mem_config, &pci_vpb_config_ops, bus,
                          "pci-vpb-selfconfig", 0x1000000);
    sysbus_init_mmio(dev, &s->mem_config);
    memory_region_init_io(&s->mem_config2, &pci_vpb_config_ops, bus,
                          "pci-vpb-config", 0x1000000);
    sysbus_init_mmio(dev, &s->mem_config2);
    if (s->realview) {
        isa_mmio_setup(&s->isa, 0x0100000);
        sysbus_init_mmio(dev, &s->isa);
    }

    pci_create_simple(bus, -1, "versatile_pci_host");
    return 0;
}
예제 #2
0
파일: via.c 프로젝트: C2Devel/qemu-kvm
void vt82c686b_ide_init(PCIBus *bus, DriveInfo **hd_table, int devfn)
{
    PCIDevice *dev;

    dev = pci_create_simple(bus, devfn, "via-ide");
    pci_ide_create_devs(dev, hd_table);
}
예제 #3
0
파일: pc_piix.c 프로젝트: shawnpmullen/qemu
void igd_passthrough_isa_bridge_create(PCIBus *bus, uint16_t gpu_dev_id)
{
    struct PCIDevice *bridge_dev;
    int i, num;
    uint16_t pch_dev_id = 0xffff;
    uint8_t pch_rev_id;

    num = ARRAY_SIZE(igd_combo_id_infos);
    for (i = 0; i < num; i++) {
        if (gpu_dev_id == igd_combo_id_infos[i].gpu_device_id) {
            pch_dev_id = igd_combo_id_infos[i].pch_device_id;
            pch_rev_id = igd_combo_id_infos[i].pch_revision_id;
        }
    }

    if (pch_dev_id == 0xffff) {
        return;
    }

    /* Currently IGD drivers always need to access PCH by 1f.0. */
    bridge_dev = pci_create_simple(bus, PCI_DEVFN(0x1f, 0),
                                   "igd-passthrough-isa-bridge");

    /*
     * Note that vendor id is always PCI_VENDOR_ID_INTEL.
     */
    if (!bridge_dev) {
        fprintf(stderr, "set igd-passthrough-isa-bridge failed!\n");
        return;
    }
    pci_config_set_device_id(bridge_dev->config, pch_dev_id);
    pci_config_set_revision(bridge_dev->config, pch_rev_id);
}
예제 #4
0
파일: piix.c 프로젝트: Arch-Linux-MIPS/qemu
/* NOTE: for the PIIX4, the IRQs and IOports are hardcoded */
PCIDevice *pci_piix4_ide_init(PCIBus *bus, DriveInfo **hd_table, int devfn)
{
    PCIDevice *dev;

    dev = pci_create_simple(bus, devfn, "piix4-ide");
    pci_ide_create_devs(dev, hd_table);
    return dev;
}
예제 #5
0
파일: fakepci.c 프로젝트: Root-nix/s2e
void fakepci_activate_device(enum fake_bus_type_t type, void *bus)
{
    if (!s_fake_pci) {
        return;
    }

    assert(type == PCI);
    pci_create_simple((struct PCIBus*) bus, -1, s_fake_pci->name);
}
예제 #6
0
/* EBUS (Eight bit bus) bridge */
static void
pci_ebus_init(PCIBus *bus, int devfn)
{
    qemu_irq *isa_irq;

    pci_create_simple(bus, devfn, "ebus");
    isa_irq = qemu_allocate_irqs(dummy_isa_irq_handler, NULL, 16);
    isa_bus_irqs(isa_irq);
}
예제 #7
0
파일: pc.c 프로젝트: pleed/pyqemu
void pc_pci_device_init(PCIBus *pci_bus)
{
    int max_bus;
    int bus;

    max_bus = drive_get_max_bus(IF_SCSI);
    for (bus = 0; bus <= max_bus; bus++) {
        pci_create_simple(pci_bus, -1, "lsi53c895a");
    }
}
예제 #8
0
파일: pc_piix.c 프로젝트: DrCheadar/orp
static void pc_xen_hvm_init(MachineState *machine)
{
    PCIBus *bus;

    pc_init_pci(machine);

    bus = pci_find_primary_bus();
    if (bus != NULL) {
        pci_create_simple(bus, -1, "xen-platform");
    }
}
예제 #9
0
파일: pc_piix.c 프로젝트: CSRedRat/qemu
static void pc_xen_hvm_init(QEMUMachineInitArgs *args)
{
    PCIBus *bus;

    pc_init_pci(args);

    bus = pci_find_primary_bus();
    if (bus != NULL) {
        pci_create_simple(bus, -1, "xen-platform");
    }
}
예제 #10
0
파일: sun4u.c 프로젝트: dota1923/qemu
/* EBUS (Eight bit bus) bridge */
static ISABus *
pci_ebus_init(PCIBus *bus, int devfn, qemu_irq *irqs)
{
    qemu_irq *isa_irq;
    PCIDevice *pci_dev;
    ISABus *isa_bus;

    pci_dev = pci_create_simple(bus, devfn, "ebus");
    isa_bus = ISA_BUS(qdev_get_child_bus(DEVICE(pci_dev), "isa.0"));
    isa_irq = qemu_allocate_irqs(isa_irq_handler, irqs, 16);
    isa_bus_irqs(isa_bus, isa_irq);
    return isa_bus;
}
예제 #11
0
/* EBUS (Eight bit bus) bridge */
static ISABus *
pci_ebus_init(PCIBus *bus, int devfn, qemu_irq *irqs)
{
    qemu_irq *isa_irq;
    PCIDevice *pci_dev;
    ISABus *isa_bus;

    pci_dev = pci_create_simple(bus, devfn, "ebus");
    isa_bus = DO_UPCAST(ISABus, qbus,
                        qdev_get_child_bus(&pci_dev->qdev, "isa.0"));
    isa_irq = qemu_allocate_irqs(isa_irq_handler, irqs, 16);
    isa_bus_irqs(isa_bus, isa_irq);
    return isa_bus;
}
예제 #12
0
파일: pc_piix.c 프로젝트: shawnpmullen/qemu
static void pc_xen_hvm_init(MachineState *machine)
{
    PCIBus *bus;

    if (!xen_enabled()) {
        error_report("xenfv machine requires the xen accelerator");
        exit(1);
    }

    pc_xen_hvm_init_pci(machine);

    bus = pci_find_primary_bus();
    if (bus != NULL) {
        pci_create_simple(bus, -1, "xen-platform");
    }
}
예제 #13
0
void alpha_pci_vga_setup(PCIBus *pci_bus)
{
    switch (vga_interface_type) {
#ifdef CONFIG_SPICE
    case VGA_QXL:
        pci_create_simple(pci_bus, -1, "qxl-vga");
        return;
#endif
    case VGA_CIRRUS:
        pci_cirrus_vga_init(pci_bus);
        return;
    case VGA_VMWARE:
        pci_vmsvga_init(pci_bus);
        return;
    }
    /* If VGA is enabled at all, and one of the above didn't work, then
       fallback to Standard VGA.  */
    if (vga_interface_type != VGA_NONE) {
        pci_vga_init(pci_bus);
    }
}
예제 #14
0
static int ppc440_pcix_initfn(SysBusDevice *dev)
{
    PPC440PCIXState *s;
    PCIHostState *h;
    int i;

    h = PCI_HOST_BRIDGE(dev);
    s = PPC440_PCIX_HOST_BRIDGE(dev);

    for (i = 0; i < ARRAY_SIZE(s->irq); i++) {
        sysbus_init_irq(dev, &s->irq[i]);
    }

    memory_region_init(&s->busmem, OBJECT(dev), "pci bus memory", UINT64_MAX);
    h->bus = pci_register_root_bus(DEVICE(dev), NULL, ppc440_pcix_set_irq,
                         ppc440_pcix_map_irq, s->irq, &s->busmem,
                         get_system_io(), PCI_DEVFN(0, 0), 4, TYPE_PCI_BUS);

    s->dev = pci_create_simple(h->bus, PCI_DEVFN(0, 0), "ppc4xx-host-bridge");

    memory_region_init(&s->bm, OBJECT(s), "bm-ppc440-pcix", UINT64_MAX);
    memory_region_add_subregion(&s->bm, 0x0, &s->busmem);
    address_space_init(&s->bm_as, &s->bm, "pci-bm");
    pci_setup_iommu(h->bus, ppc440_pcix_set_iommu, s);

    memory_region_init(&s->container, OBJECT(s), "pci-container", PCI_ALL_SIZE);
    memory_region_init_io(&h->conf_mem, OBJECT(s), &pci_host_conf_le_ops,
                          h, "pci-conf-idx", 4);
    memory_region_init_io(&h->data_mem, OBJECT(s), &ppc440_pcix_host_data_ops,
                          h, "pci-conf-data", 4);
    memory_region_init_io(&s->iomem, OBJECT(s), &pci_reg_ops, s,
                          "pci.reg", PPC440_REG_SIZE);
    memory_region_add_subregion(&s->container, PCIC0_CFGADDR, &h->conf_mem);
    memory_region_add_subregion(&s->container, PCIC0_CFGDATA, &h->data_mem);
    memory_region_add_subregion(&s->container, PPC440_REG_BASE, &s->iomem);
    sysbus_init_mmio(dev, &s->container);

    return 0;
}
예제 #15
0
static int pci_vpb_init(SysBusDevice *dev)
{
    PCIVPBState *s = FROM_SYSBUS(PCIVPBState, dev);
    PCIBus *bus;
    int i;

    for (i = 0; i < 4; i++) {
        sysbus_init_irq(dev, &s->irq[i]);
    }
    bus = pci_register_bus(&dev->qdev, "pci",
                           pci_vpb_set_irq, pci_vpb_map_irq, s->irq,
                           11 << 3, 4);

    /* ??? Register memory space.  */

    s->mem_config = cpu_register_io_memory(pci_vpb_config_read,
                                           pci_vpb_config_write, bus);
    sysbus_init_mmio_cb(dev, 0x04000000, pci_vpb_map);

    pci_create_simple(bus, -1, "versatile_pci_host");
    return 0;
}
예제 #16
0
static int raven_pcihost_init(SysBusDevice *dev)
{
    PCIHostState *h = PCI_HOST_BRIDGE(dev);
    PREPPCIState *s = RAVEN_PCI_HOST_BRIDGE(dev);
    MemoryRegion *address_space_mem = get_system_memory();
    MemoryRegion *address_space_io = get_system_io();
    PCIBus *bus;
    int i;

    for (i = 0; i < 4; i++) {
        sysbus_init_irq(dev, &s->irq[i]);
    }

    bus = pci_register_bus(DEVICE(dev), NULL,
                           prep_set_irq, prep_map_irq, s->irq,
                           address_space_mem, address_space_io, 0, 4);
    h->bus = bus;

    memory_region_init_io(&h->conf_mem, &pci_host_conf_be_ops, s,
                          "pci-conf-idx", 1);
    sysbus_add_io(dev, 0xcf8, &h->conf_mem);
    sysbus_init_ioports(&h->busdev, 0xcf8, 1);

    memory_region_init_io(&h->data_mem, &pci_host_data_be_ops, s,
                          "pci-conf-data", 1);
    sysbus_add_io(dev, 0xcfc, &h->data_mem);
    sysbus_init_ioports(&h->busdev, 0xcfc, 1);

    memory_region_init_io(&h->mmcfg, &PPC_PCIIO_ops, s, "pciio", 0x00400000);
    memory_region_add_subregion(address_space_mem, 0x80800000, &h->mmcfg);

    memory_region_init_io(&s->intack, &PPC_intack_ops, s, "pci-intack", 1);
    memory_region_add_subregion(address_space_mem, 0xbffffff0, &s->intack);
    pci_create_simple(bus, 0, "raven");

    return 0;
}
예제 #17
0
/* PowerPC Mac99 hardware initialisation */
static void ppc_core99_init(MachineState *machine)
{
    ram_addr_t ram_size = machine->ram_size;
    const char *kernel_filename = machine->kernel_filename;
    const char *kernel_cmdline = machine->kernel_cmdline;
    const char *initrd_filename = machine->initrd_filename;
    const char *boot_device = machine->boot_order;
    PowerPCCPU *cpu = NULL;
    CPUPPCState *env = NULL;
    char *filename;
    qemu_irq *pic, **openpic_irqs;
    MemoryRegion *isa = g_new(MemoryRegion, 1);
    MemoryRegion *unin_memory = g_new(MemoryRegion, 1);
    MemoryRegion *unin2_memory = g_new(MemoryRegion, 1);
    int linux_boot, i, j, k;
    MemoryRegion *ram = g_new(MemoryRegion, 1), *bios = g_new(MemoryRegion, 1);
    hwaddr kernel_base, initrd_base, cmdline_base = 0;
    long kernel_size, initrd_size;
    PCIBus *pci_bus;
    PCIDevice *macio;
    MACIOIDEState *macio_ide;
    BusState *adb_bus;
    MacIONVRAMState *nvr;
    int bios_size;
    MemoryRegion *pic_mem, *escc_mem;
    MemoryRegion *escc_bar = g_new(MemoryRegion, 1);
    int ppc_boot_device;
    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
    void *fw_cfg;
    int machine_arch;
    SysBusDevice *s;
    DeviceState *dev;
    int *token = g_new(int, 1);
    hwaddr nvram_addr = 0xFFF04000;
    uint64_t tbfreq;

    linux_boot = (kernel_filename != NULL);

    /* init CPUs */
    if (machine->cpu_model == NULL) {
#ifdef TARGET_PPC64
        machine->cpu_model = "970fx";
#else
        machine->cpu_model = "G4";
#endif
    }
    for (i = 0; i < smp_cpus; i++) {
        cpu = cpu_ppc_init(machine->cpu_model);
        if (cpu == NULL) {
            fprintf(stderr, "Unable to find PowerPC CPU definition\n");
            exit(1);
        }
        env = &cpu->env;

        /* Set time-base frequency to 100 Mhz */
        cpu_ppc_tb_init(env, TBFREQ);
        qemu_register_reset(ppc_core99_reset, cpu);
    }

    /* allocate RAM */
    memory_region_allocate_system_memory(ram, NULL, "ppc_core99.ram", ram_size);
    memory_region_add_subregion(get_system_memory(), 0, ram);

    /* allocate and load BIOS */
    memory_region_init_ram(bios, NULL, "ppc_core99.bios", BIOS_SIZE,
                           &error_fatal);
    vmstate_register_ram_global(bios);

    if (bios_name == NULL)
        bios_name = PROM_FILENAME;
    filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
    memory_region_set_readonly(bios, true);
    memory_region_add_subregion(get_system_memory(), PROM_ADDR, bios);

    /* Load OpenBIOS (ELF) */
    if (filename) {
        bios_size = load_elf(filename, NULL, NULL, NULL,
                             NULL, NULL, 1, PPC_ELF_MACHINE, 0);

        g_free(filename);
    } else {
        bios_size = -1;
    }
    if (bios_size < 0 || bios_size > BIOS_SIZE) {
        error_report("could not load PowerPC bios '%s'", bios_name);
        exit(1);
    }

    if (linux_boot) {
        uint64_t lowaddr = 0;
        int bswap_needed;

#ifdef BSWAP_NEEDED
        bswap_needed = 1;
#else
        bswap_needed = 0;
#endif
        kernel_base = KERNEL_LOAD_ADDR;

        kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
                               NULL, &lowaddr, NULL, 1, PPC_ELF_MACHINE, 0);
        if (kernel_size < 0)
            kernel_size = load_aout(kernel_filename, kernel_base,
                                    ram_size - kernel_base, bswap_needed,
                                    TARGET_PAGE_SIZE);
        if (kernel_size < 0)
            kernel_size = load_image_targphys(kernel_filename,
                                              kernel_base,
                                              ram_size - kernel_base);
        if (kernel_size < 0) {
            error_report("could not load kernel '%s'", kernel_filename);
            exit(1);
        }
        /* load initrd */
        if (initrd_filename) {
            initrd_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
            initrd_size = load_image_targphys(initrd_filename, initrd_base,
                                              ram_size - initrd_base);
            if (initrd_size < 0) {
                error_report("could not load initial ram disk '%s'",
                             initrd_filename);
                exit(1);
            }
            cmdline_base = round_page(initrd_base + initrd_size);
        } else {
            initrd_base = 0;
            initrd_size = 0;
            cmdline_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
        }
        ppc_boot_device = 'm';
    } else {
        kernel_base = 0;
        kernel_size = 0;
        initrd_base = 0;
        initrd_size = 0;
        ppc_boot_device = '\0';
        /* We consider that NewWorld PowerMac never have any floppy drive
         * For now, OHW cannot boot from the network.
         */
        for (i = 0; boot_device[i] != '\0'; i++) {
            if (boot_device[i] >= 'c' && boot_device[i] <= 'f') {
                ppc_boot_device = boot_device[i];
                break;
            }
        }
        if (ppc_boot_device == '\0') {
            fprintf(stderr, "No valid boot device for Mac99 machine\n");
            exit(1);
        }
    }

    /* Register 8 MB of ISA IO space */
    memory_region_init_alias(isa, NULL, "isa_mmio",
                             get_system_io(), 0, 0x00800000);
    memory_region_add_subregion(get_system_memory(), 0xf2000000, isa);

    /* UniN init: XXX should be a real device */
    memory_region_init_io(unin_memory, NULL, &unin_ops, token, "unin", 0x1000);
    memory_region_add_subregion(get_system_memory(), 0xf8000000, unin_memory);

    memory_region_init_io(unin2_memory, NULL, &unin_ops, token, "unin", 0x1000);
    memory_region_add_subregion(get_system_memory(), 0xf3000000, unin2_memory);

    openpic_irqs = g_malloc0(smp_cpus * sizeof(qemu_irq *));
    openpic_irqs[0] =
        g_malloc0(smp_cpus * sizeof(qemu_irq) * OPENPIC_OUTPUT_NB);
    for (i = 0; i < smp_cpus; i++) {
        /* Mac99 IRQ connection between OpenPIC outputs pins
         * and PowerPC input pins
         */
        switch (PPC_INPUT(env)) {
        case PPC_FLAGS_INPUT_6xx:
            openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
            openpic_irqs[i][OPENPIC_OUTPUT_INT] =
                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
            openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
            openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_MCP];
            /* Not connected ? */
            openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
            /* Check this */
            openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_HRESET];
            break;
#if defined(TARGET_PPC64)
        case PPC_FLAGS_INPUT_970:
            openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
            openpic_irqs[i][OPENPIC_OUTPUT_INT] =
                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
            openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
            openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_MCP];
            /* Not connected ? */
            openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
            /* Check this */
            openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_HRESET];
            break;
#endif /* defined(TARGET_PPC64) */
        default:
            error_report("Bus model not supported on mac99 machine");
            exit(1);
        }
    }

    pic = g_new0(qemu_irq, 64);

    dev = qdev_create(NULL, TYPE_OPENPIC);
    qdev_prop_set_uint32(dev, "model", OPENPIC_MODEL_RAVEN);
    qdev_init_nofail(dev);
    s = SYS_BUS_DEVICE(dev);
    pic_mem = s->mmio[0].memory;
    k = 0;
    for (i = 0; i < smp_cpus; i++) {
        for (j = 0; j < OPENPIC_OUTPUT_NB; j++) {
            sysbus_connect_irq(s, k++, openpic_irqs[i][j]);
        }
    }

    for (i = 0; i < 64; i++) {
        pic[i] = qdev_get_gpio_in(dev, i);
    }

    if (PPC_INPUT(env) == PPC_FLAGS_INPUT_970) {
        /* 970 gets a U3 bus */
        pci_bus = pci_pmac_u3_init(pic, get_system_memory(), get_system_io());
        machine_arch = ARCH_MAC99_U3;
    } else {
        pci_bus = pci_pmac_init(pic, get_system_memory(), get_system_io());
        machine_arch = ARCH_MAC99;
    }

    machine->usb |= defaults_enabled() && !machine->usb_disabled;

    /* Timebase Frequency */
    if (kvm_enabled()) {
        tbfreq = kvmppc_get_tbfreq();
    } else {
        tbfreq = TBFREQ;
    }

    /* init basic PC hardware */
    escc_mem = escc_init(0, pic[0x25], pic[0x24],
                         serial_hds[0], serial_hds[1], ESCC_CLOCK, 4);
    memory_region_init_alias(escc_bar, NULL, "escc-bar",
                             escc_mem, 0, memory_region_size(escc_mem));

    macio = pci_create(pci_bus, -1, TYPE_NEWWORLD_MACIO);
    dev = DEVICE(macio);
    qdev_connect_gpio_out(dev, 0, pic[0x19]); /* CUDA */
    qdev_connect_gpio_out(dev, 1, pic[0x0d]); /* IDE */
    qdev_connect_gpio_out(dev, 2, pic[0x02]); /* IDE DMA */
    qdev_connect_gpio_out(dev, 3, pic[0x0e]); /* IDE */
    qdev_connect_gpio_out(dev, 4, pic[0x03]); /* IDE DMA */
    qdev_prop_set_uint64(dev, "frequency", tbfreq);
    macio_init(macio, pic_mem, escc_bar);

    /* We only emulate 2 out of 3 IDE controllers for now */
    ide_drive_get(hd, ARRAY_SIZE(hd));

    macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
                                                        "ide[0]"));
    macio_ide_init_drives(macio_ide, hd);

    macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
                                                        "ide[1]"));
    macio_ide_init_drives(macio_ide, &hd[MAX_IDE_DEVS]);

    dev = DEVICE(object_resolve_path_component(OBJECT(macio), "cuda"));
    adb_bus = qdev_get_child_bus(dev, "adb.0");
    dev = qdev_create(adb_bus, TYPE_ADB_KEYBOARD);
    qdev_init_nofail(dev);
    dev = qdev_create(adb_bus, TYPE_ADB_MOUSE);
    qdev_init_nofail(dev);

    if (machine->usb) {
        pci_create_simple(pci_bus, -1, "pci-ohci");

        /* U3 needs to use USB for input because Linux doesn't support via-cuda
        on PPC64 */
        if (machine_arch == ARCH_MAC99_U3) {
            USBBus *usb_bus = usb_bus_find(-1);

            usb_create_simple(usb_bus, "usb-kbd");
            usb_create_simple(usb_bus, "usb-mouse");
        }
    }

    pci_vga_init(pci_bus);

    if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8) {
        graphic_depth = 15;
    }

    for (i = 0; i < nb_nics; i++) {
        pci_nic_init_nofail(&nd_table[i], pci_bus, "ne2k_pci", NULL);
    }

    /* The NewWorld NVRAM is not located in the MacIO device */
#ifdef CONFIG_KVM
    if (kvm_enabled() && getpagesize() > 4096) {
        /* We can't combine read-write and read-only in a single page, so
           move the NVRAM out of ROM again for KVM */
        nvram_addr = 0xFFE00000;
    }
#endif
    dev = qdev_create(NULL, TYPE_MACIO_NVRAM);
    qdev_prop_set_uint32(dev, "size", 0x2000);
    qdev_prop_set_uint32(dev, "it_shift", 1);
    qdev_init_nofail(dev);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, nvram_addr);
    nvr = MACIO_NVRAM(dev);
    pmac_format_nvram_partition(nvr, 0x2000);
    /* No PCI init: the BIOS will do it */

    fw_cfg = fw_cfg_init_mem(CFG_ADDR, CFG_ADDR + 2);
    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)ram_size);
    fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch);
    fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
    fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
    if (kernel_cmdline) {
        fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
        pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, kernel_cmdline);
    } else {
        fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
    }
    fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
    fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
    fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);

    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;

        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
    }
    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, tbfreq);
    /* Mac OS X requires a "known good" clock-frequency value; pass it one. */
    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_CLOCKFREQ, CLOCKFREQ);
    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_BUSFREQ, BUSFREQ);
    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_NVRAM_ADDR, nvram_addr);

    qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
}
예제 #18
0
파일: pc_piix.c 프로젝트: CSRedRat/qemu
/* PC hardware initialisation */
static void pc_init1(QEMUMachineInitArgs *args,
                     int pci_enabled,
                     int kvmclock_enabled)
{
    MemoryRegion *system_memory = get_system_memory();
    MemoryRegion *system_io = get_system_io();
    int i;
    ram_addr_t below_4g_mem_size, above_4g_mem_size;
    PCIBus *pci_bus;
    ISABus *isa_bus;
    PCII440FXState *i440fx_state;
    int piix3_devfn = -1;
    qemu_irq *cpu_irq;
    qemu_irq *gsi;
    qemu_irq *i8259;
    qemu_irq *smi_irq;
    GSIState *gsi_state;
    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
    BusState *idebus[MAX_IDE_BUS];
    ISADevice *rtc_state;
    ISADevice *floppy;
    MemoryRegion *ram_memory;
    MemoryRegion *pci_memory;
    MemoryRegion *rom_memory;
    DeviceState *icc_bridge;
    FWCfgState *fw_cfg = NULL;
    PcGuestInfo *guest_info;

    if (xen_enabled() && xen_hvm_init(&ram_memory) != 0) {
        fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
        exit(1);
    }

    icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE);
    object_property_add_child(qdev_get_machine(), "icc-bridge",
                              OBJECT(icc_bridge), NULL);

    pc_cpus_init(args->cpu_model, icc_bridge);

    if (kvm_enabled() && kvmclock_enabled) {
        kvmclock_create();
    }

    /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory).
     * If it doesn't, we need to split it in chunks below and above 4G.
     * In any case, try to make sure that guest addresses aligned at
     * 1G boundaries get mapped to host addresses aligned at 1G boundaries.
     * For old machine types, use whatever split we used historically to avoid
     * breaking migration.
     */
    if (args->ram_size >= 0xe0000000) {
        ram_addr_t lowmem = gigabyte_align ? 0xc0000000 : 0xe0000000;
        above_4g_mem_size = args->ram_size - lowmem;
        below_4g_mem_size = lowmem;
    } else {
        above_4g_mem_size = 0;
        below_4g_mem_size = args->ram_size;
    }

    if (pci_enabled) {
        pci_memory = g_new(MemoryRegion, 1);
        memory_region_init(pci_memory, NULL, "pci", UINT64_MAX);
        rom_memory = pci_memory;
    } else {
        pci_memory = NULL;
        rom_memory = system_memory;
    }

    guest_info = pc_guest_info_init(below_4g_mem_size, above_4g_mem_size);

    guest_info->has_acpi_build = has_acpi_build;

    guest_info->has_pci_info = has_pci_info;
    guest_info->isapc_ram_fw = !pci_enabled;

    if (smbios_type1_defaults) {
        /* These values are guest ABI, do not change */
        smbios_set_type1_defaults("QEMU", "Standard PC (i440FX + PIIX, 1996)",
                                  args->machine->name);
    }

    /* allocate ram and load rom/bios */
    if (!xen_enabled()) {
        fw_cfg = pc_memory_init(system_memory,
                       args->kernel_filename, args->kernel_cmdline,
                       args->initrd_filename,
                       below_4g_mem_size, above_4g_mem_size,
                       rom_memory, &ram_memory, guest_info);
    }

    gsi_state = g_malloc0(sizeof(*gsi_state));
    if (kvm_irqchip_in_kernel()) {
        kvm_pc_setup_irq_routing(pci_enabled);
        gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state,
                                 GSI_NUM_PINS);
    } else {
        gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
    }

    if (pci_enabled) {
        pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi,
                              system_memory, system_io, args->ram_size,
                              below_4g_mem_size,
                              above_4g_mem_size,
                              pci_memory, ram_memory);
    } else {
        pci_bus = NULL;
        i440fx_state = NULL;
        isa_bus = isa_bus_new(NULL, system_io);
        no_hpet = 1;
    }
    isa_bus_irqs(isa_bus, gsi);

    if (kvm_irqchip_in_kernel()) {
        i8259 = kvm_i8259_init(isa_bus);
    } else if (xen_enabled()) {
        i8259 = xen_interrupt_controller_init();
    } else {
        cpu_irq = pc_allocate_cpu_irq();
        i8259 = i8259_init(isa_bus, cpu_irq[0]);
    }

    for (i = 0; i < ISA_NUM_IRQS; i++) {
        gsi_state->i8259_irq[i] = i8259[i];
    }
    if (pci_enabled) {
        ioapic_init_gsi(gsi_state, "i440fx");
    }
    qdev_init_nofail(icc_bridge);

    pc_register_ferr_irq(gsi[13]);

    pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);

    /* init basic PC hardware */
    pc_basic_device_init(isa_bus, gsi, &rtc_state, &floppy, xen_enabled(),
        0x4);

    pc_nic_init(isa_bus, pci_bus);

    ide_drive_get(hd, MAX_IDE_BUS);
    if (pci_enabled) {
        PCIDevice *dev;
        if (xen_enabled()) {
            dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
        } else {
            dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
        }
        idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
        idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
    } else {
        for(i = 0; i < MAX_IDE_BUS; i++) {
            ISADevice *dev;
            dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
                               ide_irq[i],
                               hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
            idebus[i] = qdev_get_child_bus(DEVICE(dev), "ide.0");
        }
    }

    pc_cmos_init(below_4g_mem_size, above_4g_mem_size, args->boot_order,
                 floppy, idebus[0], idebus[1], rtc_state);

    if (pci_enabled && usb_enabled(false)) {
        pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
    }

    if (pci_enabled && acpi_enabled) {
        I2CBus *smbus;

        smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1);
        /* TODO: Populate SPD eeprom data.  */
        smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
                              gsi[9], *smi_irq,
                              kvm_enabled(), fw_cfg);
        smbus_eeprom_init(smbus, 8, NULL, 0);
    }

    if (pci_enabled) {
        pc_pci_device_init(pci_bus);
    }
}
예제 #19
0
static void ppc_heathrow_init(QEMUMachineInitArgs *args)
{
    ram_addr_t ram_size = args->ram_size;
    const char *cpu_model = args->cpu_model;
    const char *kernel_filename = args->kernel_filename;
    const char *kernel_cmdline = args->kernel_cmdline;
    const char *initrd_filename = args->initrd_filename;
    const char *boot_device = args->boot_device;
    MemoryRegion *sysmem = get_system_memory();
    PowerPCCPU *cpu = NULL;
    CPUPPCState *env = NULL;
    char *filename;
    qemu_irq *pic, **heathrow_irqs;
    int linux_boot, i;
    MemoryRegion *ram = g_new(MemoryRegion, 1);
    MemoryRegion *bios = g_new(MemoryRegion, 1);
    uint32_t kernel_base, initrd_base, cmdline_base = 0;
    int32_t kernel_size, initrd_size;
    PCIBus *pci_bus;
    PCIDevice *macio;
    MACIOIDEState *macio_ide;
    DeviceState *dev;
    BusState *adb_bus;
    int bios_size;
    MemoryRegion *pic_mem;
    MemoryRegion *escc_mem, *escc_bar = g_new(MemoryRegion, 1);
    uint16_t ppc_boot_device;
    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
    void *fw_cfg;

    linux_boot = (kernel_filename != NULL);

    /* init CPUs */
    if (cpu_model == NULL)
        cpu_model = "G3";
    for (i = 0; i < smp_cpus; i++) {
        cpu = cpu_ppc_init(cpu_model);
        if (cpu == NULL) {
            fprintf(stderr, "Unable to find PowerPC CPU definition\n");
            exit(1);
        }
        env = &cpu->env;

        /* Set time-base frequency to 16.6 Mhz */
        cpu_ppc_tb_init(env,  16600000UL);
        qemu_register_reset(ppc_heathrow_reset, cpu);
    }

    /* allocate RAM */
    if (ram_size > (2047 << 20)) {
        fprintf(stderr,
                "qemu: Too much memory for this machine: %d MB, maximum 2047 MB\n",
                ((unsigned int)ram_size / (1 << 20)));
        exit(1);
    }

    memory_region_init_ram(ram, "ppc_heathrow.ram", ram_size);
    vmstate_register_ram_global(ram);
    memory_region_add_subregion(sysmem, 0, ram);

    /* allocate and load BIOS */
    memory_region_init_ram(bios, "ppc_heathrow.bios", BIOS_SIZE);
    vmstate_register_ram_global(bios);
    if (bios_name == NULL)
        bios_name = PROM_FILENAME;
    filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
    memory_region_set_readonly(bios, true);
    memory_region_add_subregion(sysmem, PROM_ADDR, bios);

    /* Load OpenBIOS (ELF) */
    if (filename) {
        bios_size = load_elf(filename, 0, NULL, NULL, NULL, NULL,
                             1, ELF_MACHINE, 0);
        g_free(filename);
    } else {
        bios_size = -1;
    }
    if (bios_size < 0 || bios_size > BIOS_SIZE) {
        hw_error("qemu: could not load PowerPC bios '%s'\n", bios_name);
        exit(1);
    }

    if (linux_boot) {
        uint64_t lowaddr = 0;
        int bswap_needed;

#ifdef BSWAP_NEEDED
        bswap_needed = 1;
#else
        bswap_needed = 0;
#endif
        kernel_base = KERNEL_LOAD_ADDR;
        kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
                               NULL, &lowaddr, NULL, 1, ELF_MACHINE, 0);
        if (kernel_size < 0)
            kernel_size = load_aout(kernel_filename, kernel_base,
                                    ram_size - kernel_base, bswap_needed,
                                    TARGET_PAGE_SIZE);
        if (kernel_size < 0)
            kernel_size = load_image_targphys(kernel_filename,
                                              kernel_base,
                                              ram_size - kernel_base);
        if (kernel_size < 0) {
            hw_error("qemu: could not load kernel '%s'\n",
                      kernel_filename);
            exit(1);
        }
        /* load initrd */
        if (initrd_filename) {
            initrd_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
            initrd_size = load_image_targphys(initrd_filename, initrd_base,
                                              ram_size - initrd_base);
            if (initrd_size < 0) {
                hw_error("qemu: could not load initial ram disk '%s'\n",
                         initrd_filename);
                exit(1);
            }
            cmdline_base = round_page(initrd_base + initrd_size);
        } else {
            initrd_base = 0;
            initrd_size = 0;
            cmdline_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
        }
        ppc_boot_device = 'm';
    } else {
        kernel_base = 0;
        kernel_size = 0;
        initrd_base = 0;
        initrd_size = 0;
        ppc_boot_device = '\0';
        for (i = 0; boot_device[i] != '\0'; i++) {
            /* TOFIX: for now, the second IDE channel is not properly
             *        used by OHW. The Mac floppy disk are not emulated.
             *        For now, OHW cannot boot from the network.
             */
#if 0
            if (boot_device[i] >= 'a' && boot_device[i] <= 'f') {
                ppc_boot_device = boot_device[i];
                break;
            }
#else
            if (boot_device[i] >= 'c' && boot_device[i] <= 'd') {
                ppc_boot_device = boot_device[i];
                break;
            }
#endif
        }
        if (ppc_boot_device == '\0') {
            fprintf(stderr, "No valid boot device for G3 Beige machine\n");
            exit(1);
        }
    }

    /* Register 2 MB of ISA IO space */
    isa_mmio_init(0xfe000000, 0x00200000);

    /* XXX: we register only 1 output pin for heathrow PIC */
    heathrow_irqs = g_malloc0(smp_cpus * sizeof(qemu_irq *));
    heathrow_irqs[0] =
        g_malloc0(smp_cpus * sizeof(qemu_irq) * 1);
    /* Connect the heathrow PIC outputs to the 6xx bus */
    for (i = 0; i < smp_cpus; i++) {
        switch (PPC_INPUT(env)) {
        case PPC_FLAGS_INPUT_6xx:
            heathrow_irqs[i] = heathrow_irqs[0] + (i * 1);
            heathrow_irqs[i][0] =
                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
            break;
        default:
            hw_error("Bus model not supported on OldWorld Mac machine\n");
        }
    }

    /* init basic PC hardware */
    if (PPC_INPUT(env) != PPC_FLAGS_INPUT_6xx) {
        hw_error("Only 6xx bus is supported on heathrow machine\n");
    }
    pic = heathrow_pic_init(&pic_mem, 1, heathrow_irqs);
    pci_bus = pci_grackle_init(0xfec00000, pic,
                               get_system_memory(),
                               get_system_io());
    pci_vga_init(pci_bus);

    escc_mem = escc_init(0, pic[0x0f], pic[0x10], serial_hds[0],
                               serial_hds[1], ESCC_CLOCK, 4);
    memory_region_init_alias(escc_bar, "escc-bar",
                             escc_mem, 0, memory_region_size(escc_mem));

    for(i = 0; i < nb_nics; i++)
        pci_nic_init_nofail(&nd_table[i], "ne2k_pci", NULL);


    ide_drive_get(hd, MAX_IDE_BUS);

    macio = pci_create(pci_bus, -1, TYPE_OLDWORLD_MACIO);
    dev = DEVICE(macio);
    qdev_connect_gpio_out(dev, 0, pic[0x12]); /* CUDA */
    qdev_connect_gpio_out(dev, 1, pic[0x0D]); /* IDE */
    qdev_connect_gpio_out(dev, 2, pic[0x02]); /* IDE DMA */
    macio_init(macio, pic_mem, escc_bar);

    /* First IDE channel is a MAC IDE on the MacIO bus */
    macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
                                                        "ide"));
    macio_ide_init_drives(macio_ide, hd);

    /* Second IDE channel is a CMD646 on the PCI bus */
    hd[0] = hd[MAX_IDE_DEVS];
    hd[1] = hd[MAX_IDE_DEVS + 1];
    hd[3] = hd[2] = NULL;
    pci_cmd646_ide_init(pci_bus, hd, 0);

    dev = DEVICE(object_resolve_path_component(OBJECT(macio), "cuda"));
    adb_bus = qdev_get_child_bus(dev, "adb.0");
    dev = qdev_create(adb_bus, TYPE_ADB_KEYBOARD);
    qdev_init_nofail(dev);
    dev = qdev_create(adb_bus, TYPE_ADB_MOUSE);
    qdev_init_nofail(dev);

    if (usb_enabled(false)) {
        pci_create_simple(pci_bus, -1, "pci-ohci");
    }

    if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8)
        graphic_depth = 15;

    /* No PCI init: the BIOS will do it */

    fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
    fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
    fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
    fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
    fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, ARCH_HEATHROW);
    fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
    fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
    if (kernel_cmdline) {
        fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
        pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, kernel_cmdline);
    } else {
        fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
    }
    fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
    fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
    fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);

    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, get_ticks_per_sec());
    }

    qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
}
예제 #20
0
/* PowerPC Mac99 hardware initialisation */
static void ppc_core99_init (ram_addr_t ram_size,
                             const char *boot_device,
                             const char *kernel_filename,
                             const char *kernel_cmdline,
                             const char *initrd_filename,
                             const char *cpu_model)
{
    PowerPCCPU *cpu = NULL;
    CPUPPCState *env = NULL;
    char *filename;
    qemu_irq *pic, **openpic_irqs;
    MemoryRegion *unin_memory = g_new(MemoryRegion, 1);
    int linux_boot, i;
    MemoryRegion *ram = g_new(MemoryRegion, 1), *bios = g_new(MemoryRegion, 1);
    target_phys_addr_t kernel_base, initrd_base, cmdline_base = 0;
    long kernel_size, initrd_size;
    PCIBus *pci_bus;
    MacIONVRAMState *nvr;
    int bios_size;
    MemoryRegion *pic_mem, *dbdma_mem, *cuda_mem, *escc_mem;
    MemoryRegion *escc_bar = g_new(MemoryRegion, 1);
    MemoryRegion *ide_mem[3];
    int ppc_boot_device;
    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
    void *fw_cfg;
    void *dbdma;
    int machine_arch;

    linux_boot = (kernel_filename != NULL);

    /* init CPUs */
    if (cpu_model == NULL)
#ifdef TARGET_PPC64
        cpu_model = "970fx";
#else
        cpu_model = "G4";
#endif
    for (i = 0; i < smp_cpus; i++) {
        cpu = cpu_ppc_init(cpu_model);
        if (cpu == NULL) {
            fprintf(stderr, "Unable to find PowerPC CPU definition\n");
            exit(1);
        }
        env = &cpu->env;

        /* Set time-base frequency to 100 Mhz */
        cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL);
        qemu_register_reset(ppc_core99_reset, cpu);
    }

    /* allocate RAM */
    memory_region_init_ram(ram, "ppc_core99.ram", ram_size);
    vmstate_register_ram_global(ram);
    memory_region_add_subregion(get_system_memory(), 0, ram);

    /* allocate and load BIOS */
    memory_region_init_ram(bios, "ppc_core99.bios", BIOS_SIZE);
    vmstate_register_ram_global(bios);
    if (bios_name == NULL)
        bios_name = PROM_FILENAME;
    filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
    memory_region_set_readonly(bios, true);
    memory_region_add_subregion(get_system_memory(), PROM_ADDR, bios);

    /* Load OpenBIOS (ELF) */
    if (filename) {
        bios_size = load_elf(filename, NULL, NULL, NULL,
                             NULL, NULL, 1, ELF_MACHINE, 0);

        g_free(filename);
    } else {
        bios_size = -1;
    }
    if (bios_size < 0 || bios_size > BIOS_SIZE) {
        hw_error("qemu: could not load PowerPC bios '%s'\n", bios_name);
        exit(1);
    }

    if (linux_boot) {
        uint64_t lowaddr = 0;
        int bswap_needed;

#ifdef BSWAP_NEEDED
        bswap_needed = 1;
#else
        bswap_needed = 0;
#endif
        kernel_base = KERNEL_LOAD_ADDR;

        kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
                               NULL, &lowaddr, NULL, 1, ELF_MACHINE, 0);
        if (kernel_size < 0)
            kernel_size = load_aout(kernel_filename, kernel_base,
                                    ram_size - kernel_base, bswap_needed,
                                    TARGET_PAGE_SIZE);
        if (kernel_size < 0)
            kernel_size = load_image_targphys(kernel_filename,
                                              kernel_base,
                                              ram_size - kernel_base);
        if (kernel_size < 0) {
            hw_error("qemu: could not load kernel '%s'\n", kernel_filename);
            exit(1);
        }
        /* load initrd */
        if (initrd_filename) {
            initrd_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
            initrd_size = load_image_targphys(initrd_filename, initrd_base,
                                              ram_size - initrd_base);
            if (initrd_size < 0) {
                hw_error("qemu: could not load initial ram disk '%s'\n",
                         initrd_filename);
                exit(1);
            }
            cmdline_base = round_page(initrd_base + initrd_size);
        } else {
            initrd_base = 0;
            initrd_size = 0;
            cmdline_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
        }
        ppc_boot_device = 'm';
    } else {
        kernel_base = 0;
        kernel_size = 0;
        initrd_base = 0;
        initrd_size = 0;
        ppc_boot_device = '\0';
        /* We consider that NewWorld PowerMac never have any floppy drive
         * For now, OHW cannot boot from the network.
         */
        for (i = 0; boot_device[i] != '\0'; i++) {
            if (boot_device[i] >= 'c' && boot_device[i] <= 'f') {
                ppc_boot_device = boot_device[i];
                break;
            }
        }
        if (ppc_boot_device == '\0') {
            fprintf(stderr, "No valid boot device for Mac99 machine\n");
            exit(1);
        }
    }

    /* Register 8 MB of ISA IO space */
    isa_mmio_init(0xf2000000, 0x00800000);

    /* UniN init */
    memory_region_init_io(unin_memory, &unin_ops, NULL, "unin", 0x1000);
    memory_region_add_subregion(get_system_memory(), 0xf8000000, unin_memory);

    openpic_irqs = g_malloc0(smp_cpus * sizeof(qemu_irq *));
    openpic_irqs[0] =
        g_malloc0(smp_cpus * sizeof(qemu_irq) * OPENPIC_OUTPUT_NB);
    for (i = 0; i < smp_cpus; i++) {
        /* Mac99 IRQ connection between OpenPIC outputs pins
         * and PowerPC input pins
         */
        switch (PPC_INPUT(env)) {
        case PPC_FLAGS_INPUT_6xx:
            openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
            openpic_irqs[i][OPENPIC_OUTPUT_INT] =
                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
            openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
            openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_MCP];
            /* Not connected ? */
            openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
            /* Check this */
            openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_HRESET];
            break;
#if defined(TARGET_PPC64)
        case PPC_FLAGS_INPUT_970:
            openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
            openpic_irqs[i][OPENPIC_OUTPUT_INT] =
                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
            openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
            openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_MCP];
            /* Not connected ? */
            openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
            /* Check this */
            openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_HRESET];
            break;
#endif /* defined(TARGET_PPC64) */
        default:
            hw_error("Bus model not supported on mac99 machine\n");
            exit(1);
        }
    }
    pic = openpic_init(&pic_mem, smp_cpus, openpic_irqs, NULL);
    if (PPC_INPUT(env) == PPC_FLAGS_INPUT_970) {
        /* 970 gets a U3 bus */
        pci_bus = pci_pmac_u3_init(pic, get_system_memory(), get_system_io());
        machine_arch = ARCH_MAC99_U3;
    } else {
        pci_bus = pci_pmac_init(pic, get_system_memory(), get_system_io());
        machine_arch = ARCH_MAC99;
    }
    /* init basic PC hardware */
    pci_vga_init(pci_bus);

    escc_mem = escc_init(0, pic[0x25], pic[0x24],
                         serial_hds[0], serial_hds[1], ESCC_CLOCK, 4);
    memory_region_init_alias(escc_bar, "escc-bar",
                             escc_mem, 0, memory_region_size(escc_mem));

    for(i = 0; i < nb_nics; i++)
        pci_nic_init_nofail(&nd_table[i], "ne2k_pci", NULL);

    ide_drive_get(hd, MAX_IDE_BUS);
    dbdma = DBDMA_init(&dbdma_mem);

    /* We only emulate 2 out of 3 IDE controllers for now */
    ide_mem[0] = NULL;
    ide_mem[1] = pmac_ide_init(hd, pic[0x0d], dbdma, 0x16, pic[0x02]);
    ide_mem[2] = pmac_ide_init(&hd[MAX_IDE_DEVS], pic[0x0e], dbdma, 0x1a, pic[0x02]);

    /* cuda also initialize ADB */
    if (machine_arch == ARCH_MAC99_U3) {
        usb_enabled = 1;
    }
    cuda_init(&cuda_mem, pic[0x19]);

    adb_kbd_init(&adb_bus);
    adb_mouse_init(&adb_bus);

    macio_init(pci_bus, PCI_DEVICE_ID_APPLE_UNI_N_KEYL, 0, pic_mem,
               dbdma_mem, cuda_mem, NULL, 3, ide_mem, escc_bar);

    if (usb_enabled) {
        pci_create_simple(pci_bus, -1, "pci-ohci");
    }

    /* U3 needs to use USB for input because Linux doesn't support via-cuda
       on PPC64 */
    if (machine_arch == ARCH_MAC99_U3) {
        usbdevice_create("keyboard");
        usbdevice_create("mouse");
    }

    if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8)
        graphic_depth = 15;

    /* The NewWorld NVRAM is not located in the MacIO device */
    nvr = macio_nvram_init(0x2000, 1);
    pmac_format_nvram_partition(nvr, 0x2000);
    macio_nvram_setup_bar(nvr, get_system_memory(), 0xFFF04000);
    /* No PCI init: the BIOS will do it */

    fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
    fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
    fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
    fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch);
    fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
    fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
    if (kernel_cmdline) {
        fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
        pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, kernel_cmdline);
    } else {
        fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
    }
    fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
    fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
    fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);

    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, get_ticks_per_sec());
    }

    qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
}
예제 #21
0
파일: pc_piix.c 프로젝트: MatzeB/qemu-fixes
/* PC hardware initialisation */
static void pc_init1(MemoryRegion *system_memory,
                     MemoryRegion *system_io,
                     ram_addr_t ram_size,
                     const char *boot_device,
                     const char *kernel_filename,
                     const char *kernel_cmdline,
                     const char *initrd_filename,
                     const char *cpu_model,
                     int pci_enabled,
                     int kvmclock_enabled)
{
    int i;
    ram_addr_t below_4g_mem_size, above_4g_mem_size;
    PCIBus *pci_bus;
    ISABus *isa_bus;
    PCII440FXState *i440fx_state;
    int piix3_devfn = -1;
    qemu_irq *cpu_irq;
    qemu_irq *gsi;
    qemu_irq *i8259;
    qemu_irq *cmos_s3;
    qemu_irq *smi_irq;
    GSIState *gsi_state;
    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
    BusState *idebus[MAX_IDE_BUS];
    ISADevice *rtc_state;
    ISADevice *floppy;
    MemoryRegion *ram_memory;
    MemoryRegion *pci_memory;
    MemoryRegion *rom_memory;
    DeviceState *dev;

    pc_cpus_init(cpu_model);

    if (kvmclock_enabled) {
        kvmclock_create();
    }

    if (ram_size >= 0xe0000000 ) {
        above_4g_mem_size = ram_size - 0xe0000000;
        below_4g_mem_size = 0xe0000000;
    } else {
        above_4g_mem_size = 0;
        below_4g_mem_size = ram_size;
    }

    if (pci_enabled) {
        pci_memory = g_new(MemoryRegion, 1);
        memory_region_init(pci_memory, "pci", INT64_MAX);
        rom_memory = pci_memory;
    } else {
        pci_memory = NULL;
        rom_memory = system_memory;
    }

    /* allocate ram and load rom/bios */
    if (!xen_enabled()) {
        pc_memory_init(system_memory,
                       kernel_filename, kernel_cmdline, initrd_filename,
                       below_4g_mem_size, above_4g_mem_size,
                       pci_enabled ? rom_memory : system_memory, &ram_memory);
    }

    gsi_state = g_malloc0(sizeof(*gsi_state));
    if (kvm_enabled() && kvm_irqchip_in_kernel()) {
        kvm_piix3_setup_irq_routing(pci_enabled);
        gsi = qemu_allocate_irqs(kvm_piix3_gsi_handler, gsi_state,
                                 GSI_NUM_PINS);
    } else {
        gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
    }

    if (pci_enabled) {
        pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi,
                              system_memory, system_io, ram_size,
                              below_4g_mem_size,
                              0x100000000ULL - below_4g_mem_size,
                              0x100000000ULL + above_4g_mem_size,
                              (sizeof(target_phys_addr_t) == 4
                               ? 0
                               : ((uint64_t)1 << 62)),
                              pci_memory, ram_memory);
    } else {
        pci_bus = NULL;
        i440fx_state = NULL;
        isa_bus = isa_bus_new(NULL, system_io);
        no_hpet = 1;
    }
    isa_bus_irqs(isa_bus, gsi);

    if (kvm_enabled() && kvm_irqchip_in_kernel()) {
        i8259 = kvm_i8259_init(isa_bus);
    } else if (xen_enabled()) {
        i8259 = xen_interrupt_controller_init();
    } else {
        cpu_irq = pc_allocate_cpu_irq();
        i8259 = i8259_init(isa_bus, cpu_irq[0]);
    }

    for (i = 0; i < ISA_NUM_IRQS; i++) {
        gsi_state->i8259_irq[i] = i8259[i];
    }
    if (pci_enabled) {
        ioapic_init(gsi_state);
    }

    pc_register_ferr_irq(gsi[13]);

    dev = pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);
    if (dev) {
        qdev_property_add_child(qdev_get_root(), "vga", dev, NULL);
    }

    if (xen_enabled()) {
        pci_create_simple(pci_bus, -1, "xen-platform");
    }

    /* init basic PC hardware */
    pc_basic_device_init(isa_bus, gsi, &rtc_state, &floppy, xen_enabled());

    for(i = 0; i < nb_nics; i++) {
        NICInfo *nd = &nd_table[i];

        if (!pci_enabled || (nd->model && strcmp(nd->model, "ne2k_isa") == 0))
            pc_init_ne2k_isa(isa_bus, nd);
        else
            pci_nic_init_nofail(nd, "e1000", NULL);
    }

    ide_drive_get(hd, MAX_IDE_BUS);
    if (pci_enabled) {
        PCIDevice *dev;
        if (xen_enabled()) {
            dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
        } else {
            dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
        }
        idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
        idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");

        /* FIXME there's some major spaghetti here.  Somehow we create the
         * devices on the PIIX before we actually create it.  We create the
         * PIIX3 deep in the recess of the i440fx creation too and then lose
         * the DeviceState.
         *
         * For now, let's "fix" this by making judicious use of paths.  This
         * is not generally the right way to do this.
         */
        qdev_property_add_child(qdev_resolve_path("/i440fx/piix3", NULL),
                                "rtc", (DeviceState *)rtc_state, NULL);
    } else {
        for(i = 0; i < MAX_IDE_BUS; i++) {
            ISADevice *dev;
            dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
                               ide_irq[i],
                               hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
            idebus[i] = qdev_get_child_bus(&dev->qdev, "ide.0");
        }
    }

    audio_init(isa_bus, pci_enabled ? pci_bus : NULL);

    pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device,
                 floppy, idebus[0], idebus[1], rtc_state);

    if (pci_enabled && usb_enabled) {
        usb_uhci_piix3_init(pci_bus, piix3_devfn + 2);
    }

    if (pci_enabled && acpi_enabled) {
        i2c_bus *smbus;

        if (!xen_enabled()) {
            cmos_s3 = qemu_allocate_irqs(pc_cmos_set_s3_resume, rtc_state, 1);
        } else {
            cmos_s3 = qemu_allocate_irqs(xen_cmos_set_s3_resume, rtc_state, 1);
        }
        smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1);
        /* TODO: Populate SPD eeprom data.  */
        smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
                              gsi[9], *cmos_s3, *smi_irq,
                              kvm_enabled());
        smbus_eeprom_init(smbus, 8, NULL, 0);
    }

    if (pci_enabled) {
        pc_pci_device_init(pci_bus);
    }
}
예제 #22
0
/* PC hardware initialisation */
static void pc_init1(MemoryRegion *system_memory,
                     MemoryRegion *system_io,
                     ram_addr_t ram_size,
                     const char *boot_device,
                     const char *kernel_filename,
                     const char *kernel_cmdline,
                     const char *initrd_filename,
                     const char *cpu_model,
                     int pci_enabled,
                     int kvmclock_enabled)
{
    int i;
    ram_addr_t below_4g_mem_size, above_4g_mem_size;
    PCIBus *pci_bus;
    ISABus *isa_bus;
    PCII440FXState *i440fx_state;
    int piix3_devfn = -1;
    qemu_irq *cpu_irq;
    qemu_irq *gsi;
    qemu_irq *i8259;
    qemu_irq *smi_irq;
    GSIState *gsi_state;
    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
    BusState *idebus[MAX_IDE_BUS];
    ISADevice *rtc_state;
    ISADevice *floppy;
    MemoryRegion *ram_memory;
    MemoryRegion *pci_memory;
    MemoryRegion *rom_memory;
    void *fw_cfg = NULL;

    pc_cpus_init(cpu_model);

    if (kvmclock_enabled) {
        kvmclock_create();
    }

    if (ram_size >= 0xe0000000 ) {
        above_4g_mem_size = ram_size - 0xe0000000;
        below_4g_mem_size = 0xe0000000;
    } else {
        above_4g_mem_size = 0;
        below_4g_mem_size = ram_size;
    }

    if (pci_enabled) {
        pci_memory = g_new(MemoryRegion, 1);
        memory_region_init(pci_memory, "pci", INT64_MAX);
        rom_memory = pci_memory;
    } else {
        pci_memory = NULL;
        rom_memory = system_memory;
    }

    /* allocate ram and load rom/bios */
    if (!xen_enabled()) {
        fw_cfg = pc_memory_init(system_memory,
                       kernel_filename, kernel_cmdline, initrd_filename,
                       below_4g_mem_size, above_4g_mem_size,
                       pci_enabled ? rom_memory : system_memory, &ram_memory);
    }

    gsi_state = g_malloc0(sizeof(*gsi_state));
    if (kvm_irqchip_in_kernel()) {
        kvm_piix3_setup_irq_routing(pci_enabled);
        gsi = qemu_allocate_irqs(kvm_piix3_gsi_handler, gsi_state,
                                 GSI_NUM_PINS);
    } else {
        gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
    }

    if (pci_enabled) {
        pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi,
                              system_memory, system_io, ram_size,
                              below_4g_mem_size,
                              0x100000000ULL - below_4g_mem_size,
                              0x100000000ULL + above_4g_mem_size,
                              (sizeof(target_phys_addr_t) == 4
                               ? 0
                               : ((uint64_t)1 << 62)),
                              pci_memory, ram_memory);
    } else {
        pci_bus = NULL;
        i440fx_state = NULL;
        isa_bus = isa_bus_new(NULL, system_io);
        no_hpet = 1;
    }
    isa_bus_irqs(isa_bus, gsi);

    if (kvm_irqchip_in_kernel()) {
        i8259 = kvm_i8259_init(isa_bus);
    } else if (xen_enabled()) {
        i8259 = xen_interrupt_controller_init();
    } else {
        cpu_irq = pc_allocate_cpu_irq();
        i8259 = i8259_init(isa_bus, cpu_irq[0]);
    }

    for (i = 0; i < ISA_NUM_IRQS; i++) {
        gsi_state->i8259_irq[i] = i8259[i];
    }
    if (pci_enabled) {
        ioapic_init(gsi_state);
    }

    pc_register_ferr_irq(gsi[13]);

    pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);
    if (xen_enabled()) {
        pci_create_simple(pci_bus, -1, "xen-platform");
    }
    if (pci_enabled && vmsocket_enabled)
	pci_vmsocket_init(pci_bus);
    /* init basic PC hardware */
    pc_basic_device_init(isa_bus, gsi, &rtc_state, &floppy, xen_enabled());

    for(i = 0; i < nb_nics; i++) {
        NICInfo *nd = &nd_table[i];

        if (!pci_enabled || (nd->model && strcmp(nd->model, "ne2k_isa") == 0))
            pc_init_ne2k_isa(isa_bus, nd);
        else
            pci_nic_init_nofail(nd, "e1000", NULL);
    }

    ide_drive_get(hd, MAX_IDE_BUS);
    if (pci_enabled) {
        PCIDevice *dev;
        if (xen_enabled()) {
            dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
        } else {
            dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
        }
        idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
        idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
    } else {
        for(i = 0; i < MAX_IDE_BUS; i++) {
            ISADevice *dev;
            dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
                               ide_irq[i],
                               hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
            idebus[i] = qdev_get_child_bus(&dev->qdev, "ide.0");
        }
    }

    audio_init(isa_bus, pci_enabled ? pci_bus : NULL);

    pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device,
                 floppy, idebus[0], idebus[1], rtc_state);

    if (pci_enabled && usb_enabled) {
        pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
    }

    if (pci_enabled && acpi_enabled) {
        i2c_bus *smbus;

        smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1);
        /* TODO: Populate SPD eeprom data.  */
        smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
                              gsi[9], *smi_irq,
                              kvm_enabled(), fw_cfg);
        smbus_eeprom_init(smbus, 8, NULL, 0);
    }

    if (pci_enabled) {
        pc_pci_device_init(pci_bus);
    }
}
예제 #23
0
static void realview_init(ram_addr_t ram_size,
                     const char *boot_device,
                     const char *kernel_filename, const char *kernel_cmdline,
                     const char *initrd_filename, const char *cpu_model,
                     enum realview_board_type board_type)
{
    ARMCPU *cpu = NULL;
    CPUARMState *env;
    MemoryRegion *sysmem = get_system_memory();
    MemoryRegion *ram_lo = g_new(MemoryRegion, 1);
    MemoryRegion *ram_hi = g_new(MemoryRegion, 1);
    MemoryRegion *ram_alias = g_new(MemoryRegion, 1);
    MemoryRegion *ram_hack = g_new(MemoryRegion, 1);
    DeviceState *dev, *sysctl, *gpio2, *pl041;
    SysBusDevice *busdev;
    qemu_irq *irqp;
    qemu_irq pic[64];
    qemu_irq mmc_irq[2];
    PCIBus *pci_bus;
    NICInfo *nd;
    i2c_bus *i2c;
    int n;
    int done_nic = 0;
    qemu_irq cpu_irq[4];
    int is_mpcore = 0;
    int is_pb = 0;
    uint32_t proc_id = 0;
    uint32_t sys_id;
    ram_addr_t low_ram_size;

    switch (board_type) {
    case BOARD_EB:
        break;
    case BOARD_EB_MPCORE:
        is_mpcore = 1;
        break;
    case BOARD_PB_A8:
        is_pb = 1;
        break;
    case BOARD_PBX_A9:
        is_mpcore = 1;
        is_pb = 1;
        break;
    }
    for (n = 0; n < smp_cpus; n++) {
        cpu = cpu_arm_init(cpu_model);
        if (!cpu) {
            fprintf(stderr, "Unable to find CPU definition\n");
            exit(1);
        }
        irqp = arm_pic_init_cpu(cpu);
        cpu_irq[n] = irqp[ARM_PIC_CPU_IRQ];
    }
    env = &cpu->env;
    if (arm_feature(env, ARM_FEATURE_V7)) {
        if (is_mpcore) {
            proc_id = 0x0c000000;
        } else {
            proc_id = 0x0e000000;
        }
    } else if (arm_feature(env, ARM_FEATURE_V6K)) {
        proc_id = 0x06000000;
    } else if (arm_feature(env, ARM_FEATURE_V6)) {
        proc_id = 0x04000000;
    } else {
        proc_id = 0x02000000;
    }

    if (is_pb && ram_size > 0x20000000) {
        /* Core tile RAM.  */
        low_ram_size = ram_size - 0x20000000;
        ram_size = 0x20000000;
        memory_region_init_ram(ram_lo, "realview.lowmem", low_ram_size);
        vmstate_register_ram_global(ram_lo);
        memory_region_add_subregion(sysmem, 0x20000000, ram_lo);
    }

    memory_region_init_ram(ram_hi, "realview.highmem", ram_size);
    vmstate_register_ram_global(ram_hi);
    low_ram_size = ram_size;
    if (low_ram_size > 0x10000000)
      low_ram_size = 0x10000000;
    /* SDRAM at address zero.  */
    memory_region_init_alias(ram_alias, "realview.alias",
                             ram_hi, 0, low_ram_size);
    memory_region_add_subregion(sysmem, 0, ram_alias);
    if (is_pb) {
        /* And again at a high address.  */
        memory_region_add_subregion(sysmem, 0x70000000, ram_hi);
    } else {
        ram_size = low_ram_size;
    }

    sys_id = is_pb ? 0x01780500 : 0xc1400400;
    sysctl = qdev_create(NULL, "realview_sysctl");
    qdev_prop_set_uint32(sysctl, "sys_id", sys_id);
    qdev_prop_set_uint32(sysctl, "proc_id", proc_id);
    qdev_init_nofail(sysctl);
    sysbus_mmio_map(sysbus_from_qdev(sysctl), 0, 0x10000000);

    if (is_mpcore) {
        target_phys_addr_t periphbase;
        dev = qdev_create(NULL, is_pb ? "a9mpcore_priv": "realview_mpcore");
        qdev_prop_set_uint32(dev, "num-cpu", smp_cpus);
        qdev_init_nofail(dev);
        busdev = sysbus_from_qdev(dev);
        if (is_pb) {
            periphbase = 0x1f000000;
        } else {
            periphbase = 0x10100000;
        }
        sysbus_mmio_map(busdev, 0, periphbase);
        for (n = 0; n < smp_cpus; n++) {
            sysbus_connect_irq(busdev, n, cpu_irq[n]);
        }
        sysbus_create_varargs("l2x0", periphbase + 0x2000, NULL);
        /* Both A9 and 11MPCore put the GIC CPU i/f at base + 0x100 */
        realview_binfo.gic_cpu_if_addr = periphbase + 0x100;
    } else {
        uint32_t gic_addr = is_pb ? 0x1e000000 : 0x10040000;
        /* For now just create the nIRQ GIC, and ignore the others.  */
        dev = sysbus_create_simple("realview_gic", gic_addr, cpu_irq[0]);
    }
    for (n = 0; n < 64; n++) {
        pic[n] = qdev_get_gpio_in(dev, n);
    }

    pl041 = qdev_create(NULL, "pl041");
    qdev_prop_set_uint32(pl041, "nc_fifo_depth", 512);
    qdev_init_nofail(pl041);
    sysbus_mmio_map(sysbus_from_qdev(pl041), 0, 0x10004000);
    sysbus_connect_irq(sysbus_from_qdev(pl041), 0, pic[19]);

    sysbus_create_simple("pl050_keyboard", 0x10006000, pic[20]);
    sysbus_create_simple("pl050_mouse", 0x10007000, pic[21]);

    sysbus_create_simple("pl011", 0x10009000, pic[12]);
    sysbus_create_simple("pl011", 0x1000a000, pic[13]);
    sysbus_create_simple("pl011", 0x1000b000, pic[14]);
    sysbus_create_simple("pl011", 0x1000c000, pic[15]);

    /* DMA controller is optional, apparently.  */
    sysbus_create_simple("pl081", 0x10030000, pic[24]);

    sysbus_create_simple("sp804", 0x10011000, pic[4]);
    sysbus_create_simple("sp804", 0x10012000, pic[5]);

    sysbus_create_simple("pl061", 0x10013000, pic[6]);
    sysbus_create_simple("pl061", 0x10014000, pic[7]);
    gpio2 = sysbus_create_simple("pl061", 0x10015000, pic[8]);

    sysbus_create_simple("pl111", 0x10020000, pic[23]);

    dev = sysbus_create_varargs("pl181", 0x10005000, pic[17], pic[18], NULL);
    /* Wire up MMC card detect and read-only signals. These have
     * to go to both the PL061 GPIO and the sysctl register.
     * Note that the PL181 orders these lines (readonly,inserted)
     * and the PL061 has them the other way about. Also the card
     * detect line is inverted.
     */
    mmc_irq[0] = qemu_irq_split(
        qdev_get_gpio_in(sysctl, ARM_SYSCTL_GPIO_MMC_WPROT),
        qdev_get_gpio_in(gpio2, 1));
    mmc_irq[1] = qemu_irq_split(
        qdev_get_gpio_in(sysctl, ARM_SYSCTL_GPIO_MMC_CARDIN),
        qemu_irq_invert(qdev_get_gpio_in(gpio2, 0)));
    qdev_connect_gpio_out(dev, 0, mmc_irq[0]);
    qdev_connect_gpio_out(dev, 1, mmc_irq[1]);

    sysbus_create_simple("pl031", 0x10017000, pic[10]);

    if (!is_pb) {
        dev = qdev_create(NULL, "realview_pci");
        busdev = sysbus_from_qdev(dev);
        qdev_init_nofail(dev);
        sysbus_mmio_map(busdev, 0, 0x61000000); /* PCI self-config */
        sysbus_mmio_map(busdev, 1, 0x62000000); /* PCI config */
        sysbus_mmio_map(busdev, 2, 0x63000000); /* PCI I/O */
        sysbus_connect_irq(busdev, 0, pic[48]);
        sysbus_connect_irq(busdev, 1, pic[49]);
        sysbus_connect_irq(busdev, 2, pic[50]);
        sysbus_connect_irq(busdev, 3, pic[51]);
        pci_bus = (PCIBus *)qdev_get_child_bus(dev, "pci");
        if (usb_enabled) {
            pci_create_simple(pci_bus, -1, "pci-ohci");
        }
        n = drive_get_max_bus(IF_SCSI);
        while (n >= 0) {
            pci_create_simple(pci_bus, -1, "lsi53c895a");
            n--;
        }
    }
    for(n = 0; n < nb_nics; n++) {
        nd = &nd_table[n];

        if (!done_nic && (!nd->model ||
                    strcmp(nd->model, is_pb ? "lan9118" : "smc91c111") == 0)) {
            if (is_pb) {
                lan9118_init(nd, 0x4e000000, pic[28]);
            } else {
                smc91c111_init(nd, 0x4e000000, pic[28]);
            }
            done_nic = 1;
        } else {
            pci_nic_init_nofail(nd, "rtl8139", NULL);
        }
    }

    dev = sysbus_create_simple("versatile_i2c", 0x10002000, NULL);
    i2c = (i2c_bus *)qdev_get_child_bus(dev, "i2c");
    i2c_create_slave(i2c, "ds1338", 0x68);

    /* Memory map for RealView Emulation Baseboard:  */
    /* 0x10000000 System registers.  */
    /*  0x10001000 System controller.  */
    /* 0x10002000 Two-Wire Serial Bus.  */
    /* 0x10003000 Reserved.  */
    /*  0x10004000 AACI.  */
    /*  0x10005000 MCI.  */
    /* 0x10006000 KMI0.  */
    /* 0x10007000 KMI1.  */
    /*  0x10008000 Character LCD. (EB) */
    /* 0x10009000 UART0.  */
    /* 0x1000a000 UART1.  */
    /* 0x1000b000 UART2.  */
    /* 0x1000c000 UART3.  */
    /*  0x1000d000 SSPI.  */
    /*  0x1000e000 SCI.  */
    /* 0x1000f000 Reserved.  */
    /*  0x10010000 Watchdog.  */
    /* 0x10011000 Timer 0+1.  */
    /* 0x10012000 Timer 2+3.  */
    /*  0x10013000 GPIO 0.  */
    /*  0x10014000 GPIO 1.  */
    /*  0x10015000 GPIO 2.  */
    /*  0x10002000 Two-Wire Serial Bus - DVI. (PB) */
    /* 0x10017000 RTC.  */
    /*  0x10018000 DMC.  */
    /*  0x10019000 PCI controller config.  */
    /*  0x10020000 CLCD.  */
    /* 0x10030000 DMA Controller.  */
    /* 0x10040000 GIC1. (EB) */
    /*  0x10050000 GIC2. (EB) */
    /*  0x10060000 GIC3. (EB) */
    /*  0x10070000 GIC4. (EB) */
    /*  0x10080000 SMC.  */
    /* 0x1e000000 GIC1. (PB) */
    /*  0x1e001000 GIC2. (PB) */
    /*  0x1e002000 GIC3. (PB) */
    /*  0x1e003000 GIC4. (PB) */
    /*  0x40000000 NOR flash.  */
    /*  0x44000000 DoC flash.  */
    /*  0x48000000 SRAM.  */
    /*  0x4c000000 Configuration flash.  */
    /* 0x4e000000 Ethernet.  */
    /*  0x4f000000 USB.  */
    /*  0x50000000 PISMO.  */
    /*  0x54000000 PISMO.  */
    /*  0x58000000 PISMO.  */
    /*  0x5c000000 PISMO.  */
    /* 0x60000000 PCI.  */
    /* 0x61000000 PCI Self Config.  */
    /* 0x62000000 PCI Config.  */
    /* 0x63000000 PCI IO.  */
    /* 0x64000000 PCI mem 0.  */
    /* 0x68000000 PCI mem 1.  */
    /* 0x6c000000 PCI mem 2.  */

    /* ??? Hack to map an additional page of ram for the secondary CPU
       startup code.  I guess this works on real hardware because the
       BootROM happens to be in ROM/flash or in memory that isn't clobbered
       until after Linux boots the secondary CPUs.  */
    memory_region_init_ram(ram_hack, "realview.hack", 0x1000);
    vmstate_register_ram_global(ram_hack);
    memory_region_add_subregion(sysmem, SMP_BOOT_ADDR, ram_hack);

    realview_binfo.ram_size = ram_size;
    realview_binfo.kernel_filename = kernel_filename;
    realview_binfo.kernel_cmdline = kernel_cmdline;
    realview_binfo.initrd_filename = initrd_filename;
    realview_binfo.nb_cpus = smp_cpus;
    realview_binfo.board_id = realview_board_id[board_type];
    realview_binfo.loader_start = (board_type == BOARD_PB_A8 ? 0x70000000 : 0);
    arm_load_kernel(arm_env_get_cpu(first_cpu), &realview_binfo);
}
예제 #24
0
파일: realview.c 프로젝트: astarasikov/qemu
static void realview_init(ram_addr_t ram_size,
                     const char *boot_device,
                     const char *kernel_filename, const char *kernel_cmdline,
                     const char *initrd_filename, const char *cpu_model)
{
    CPUState *env;
    ram_addr_t ram_offset;
    DeviceState *dev;
    qemu_irq *irqp;
    qemu_irq pic[64];
    PCIBus *pci_bus;
    NICInfo *nd;
    int n;
    int done_smc = 0;
    qemu_irq cpu_irq[4];
    int ncpu;

    if (!cpu_model)
        cpu_model = "arm926";
    /* FIXME: obey smp_cpus.  */
    if (strcmp(cpu_model, "arm11mpcore") == 0) {
        ncpu = 4;
    } else {
        ncpu = 1;
    }

    for (n = 0; n < ncpu; n++) {
        env = cpu_init(cpu_model);
        if (!env) {
            fprintf(stderr, "Unable to find CPU definition\n");
            exit(1);
        }
        irqp = arm_pic_init_cpu(env);
        cpu_irq[n] = irqp[ARM_PIC_CPU_IRQ];
        if (n > 0) {
            /* Set entry point for secondary CPUs.  This assumes we're using
               the init code from arm_boot.c.  Real hardware resets all CPUs
               the same.  */
            env->regs[15] = 0x80000000;
        }
    }

    ram_offset = qemu_ram_alloc(ram_size);
    /* ??? RAM should repeat to fill physical memory space.  */
    /* SDRAM at address zero.  */
    cpu_register_physical_memory(0, ram_size, ram_offset | IO_MEM_RAM);

    arm_sysctl_init(0x10000000, 0xc1400400);

    if (ncpu == 1) {
        /* ??? The documentation says GIC1 is nFIQ and either GIC2 or GIC3
           is nIRQ (there are inconsistencies).  However Linux 2.6.17 expects
           GIC1 to be nIRQ and ignores all the others, so do that for now.  */
        dev = sysbus_create_simple("realview_gic", 0x10040000, cpu_irq[0]);
    } else {
        dev = sysbus_create_varargs("realview_mpcore", -1,
                                    cpu_irq[0], cpu_irq[1], cpu_irq[2],
                                    cpu_irq[3], NULL);
    }
    for (n = 0; n < 64; n++) {
        pic[n] = qdev_get_irq_sink(dev, n);
    }

    sysbus_create_simple("pl050_keyboard", 0x10006000, pic[20]);
    sysbus_create_simple("pl050_mouse", 0x10007000, pic[21]);

    sysbus_create_simple("pl011", 0x10009000, pic[12]);
    sysbus_create_simple("pl011", 0x1000a000, pic[13]);
    sysbus_create_simple("pl011", 0x1000b000, pic[14]);
    sysbus_create_simple("pl011", 0x1000c000, pic[15]);

    /* DMA controller is optional, apparently.  */
    sysbus_create_simple("pl081", 0x10030000, pic[24]);

    sysbus_create_simple("sp804", 0x10011000, pic[4]);
    sysbus_create_simple("sp804", 0x10012000, pic[5]);

    sysbus_create_simple("pl110_versatile", 0x10020000, pic[23]);

    sysbus_create_varargs("pl181", 0x10005000, pic[17], pic[18], NULL);

    sysbus_create_simple("pl031", 0x10017000, pic[10]);

    dev = sysbus_create_varargs("realview_pci", 0x60000000,
                                pic[48], pic[49], pic[50], pic[51], NULL);
    pci_bus = qdev_get_child_bus(dev, "pci");
    if (usb_enabled) {
        usb_ohci_init_pci(pci_bus, 3, -1);
    }
    n = drive_get_max_bus(IF_SCSI);
    while (n >= 0) {
        pci_create_simple(pci_bus, -1, "lsi53c895a");
        n--;
    }
    for(n = 0; n < nb_nics; n++) {
        nd = &nd_table[n];

        if ((!nd->model && !done_smc) || strcmp(nd->model, "smc91c111") == 0) {
            smc91c111_init(nd, 0x4e000000, pic[28]);
            done_smc = 1;
        } else {
            pci_nic_init(pci_bus, nd, -1, "rtl8139");
        }
    }

    /* Memory map for RealView Emulation Baseboard:  */
    /* 0x10000000 System registers.  */
    /*  0x10001000 System controller.  */
    /*  0x10002000 Two-Wire Serial Bus.  */
    /* 0x10003000 Reserved.  */
    /*  0x10004000 AACI.  */
    /*  0x10005000 MCI.  */
    /* 0x10006000 KMI0.  */
    /* 0x10007000 KMI1.  */
    /*  0x10008000 Character LCD.  */
    /* 0x10009000 UART0.  */
    /* 0x1000a000 UART1.  */
    /* 0x1000b000 UART2.  */
    /* 0x1000c000 UART3.  */
    /*  0x1000d000 SSPI.  */
    /*  0x1000e000 SCI.  */
    /* 0x1000f000 Reserved.  */
    /*  0x10010000 Watchdog.  */
    /* 0x10011000 Timer 0+1.  */
    /* 0x10012000 Timer 2+3.  */
    /*  0x10013000 GPIO 0.  */
    /*  0x10014000 GPIO 1.  */
    /*  0x10015000 GPIO 2.  */
    /* 0x10016000 Reserved.  */
    /* 0x10017000 RTC.  */
    /*  0x10018000 DMC.  */
    /*  0x10019000 PCI controller config.  */
    /*  0x10020000 CLCD.  */
    /* 0x10030000 DMA Controller.  */
    /* 0x10040000 GIC1.  */
    /* 0x10050000 GIC2.  */
    /* 0x10060000 GIC3.  */
    /* 0x10070000 GIC4.  */
    /*  0x10080000 SMC.  */
    /*  0x40000000 NOR flash.  */
    /*  0x44000000 DoC flash.  */
    /*  0x48000000 SRAM.  */
    /*  0x4c000000 Configuration flash.  */
    /* 0x4e000000 Ethernet.  */
    /*  0x4f000000 USB.  */
    /*  0x50000000 PISMO.  */
    /*  0x54000000 PISMO.  */
    /*  0x58000000 PISMO.  */
    /*  0x5c000000 PISMO.  */
    /* 0x60000000 PCI.  */
    /* 0x61000000 PCI Self Config.  */
    /* 0x62000000 PCI Config.  */
    /* 0x63000000 PCI IO.  */
    /* 0x64000000 PCI mem 0.  */
    /* 0x68000000 PCI mem 1.  */
    /* 0x6c000000 PCI mem 2.  */

    /* ??? Hack to map an additional page of ram for the secondary CPU
       startup code.  I guess this works on real hardware because the
       BootROM happens to be in ROM/flash or in memory that isn't clobbered
       until after Linux boots the secondary CPUs.  */
    ram_offset = qemu_ram_alloc(0x1000);
    cpu_register_physical_memory(0x80000000, 0x1000, ram_offset | IO_MEM_RAM);

    realview_binfo.ram_size = ram_size;
    realview_binfo.kernel_filename = kernel_filename;
    realview_binfo.kernel_cmdline = kernel_cmdline;
    realview_binfo.initrd_filename = initrd_filename;
    realview_binfo.nb_cpus = ncpu;
    arm_load_kernel(first_cpu, &realview_binfo);
}
예제 #25
0
파일: pc_piix.c 프로젝트: brehm/tlmu
/* PC hardware initialisation */
static void pc_init1(MemoryRegion *system_memory,
                     ram_addr_t ram_size,
                     const char *boot_device,
                     const char *kernel_filename,
                     const char *kernel_cmdline,
                     const char *initrd_filename,
                     const char *cpu_model,
                     int pci_enabled,
                     int kvmclock_enabled)
{
    int i;
    ram_addr_t below_4g_mem_size, above_4g_mem_size;
    PCIBus *pci_bus;
    PCII440FXState *i440fx_state;
    int piix3_devfn = -1;
    qemu_irq *cpu_irq;
    qemu_irq *isa_irq;
    qemu_irq *i8259;
    qemu_irq *cmos_s3;
    qemu_irq *smi_irq;
    IsaIrqState *isa_irq_state;
    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
    BusState *idebus[MAX_IDE_BUS];
    ISADevice *rtc_state;

    pc_cpus_init(cpu_model);

    if (kvmclock_enabled) {
        kvmclock_create();
    }

    if (ram_size >= 0xe0000000 ) {
        above_4g_mem_size = ram_size - 0xe0000000;
        below_4g_mem_size = 0xe0000000;
    } else {
        above_4g_mem_size = 0;
        below_4g_mem_size = ram_size;
    }

    /* allocate ram and load rom/bios */
    if (!xen_enabled()) {
        pc_memory_init(system_memory,
                       kernel_filename, kernel_cmdline, initrd_filename,
                       below_4g_mem_size, above_4g_mem_size);
    }

    if (!xen_enabled()) {
        cpu_irq = pc_allocate_cpu_irq();
        i8259 = i8259_init(cpu_irq[0]);
    } else {
        i8259 = xen_interrupt_controller_init();
    }
    isa_irq_state = qemu_mallocz(sizeof(*isa_irq_state));
    isa_irq_state->i8259 = i8259;
    if (pci_enabled) {
        ioapic_init(isa_irq_state);
    }
    isa_irq = qemu_allocate_irqs(isa_irq_handler, isa_irq_state, 24);

    if (pci_enabled) {
        pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, isa_irq,
                              system_memory, ram_size);
    } else {
        pci_bus = NULL;
        i440fx_state = NULL;
        isa_bus_new(NULL);
    }
    isa_bus_irqs(isa_irq);

    pc_register_ferr_irq(isa_get_irq(13));

    pc_vga_init(pci_enabled? pci_bus: NULL);

    if (xen_enabled()) {
        pci_create_simple(pci_bus, -1, "xen-platform");
    }

    /* init basic PC hardware */
    pc_basic_device_init(isa_irq, &rtc_state, xen_enabled());

    for(i = 0; i < nb_nics; i++) {
        NICInfo *nd = &nd_table[i];

        if (!pci_enabled || (nd->model && strcmp(nd->model, "ne2k_isa") == 0))
            pc_init_ne2k_isa(nd);
        else
            pci_nic_init_nofail(nd, "e1000", NULL);
    }

    ide_drive_get(hd, MAX_IDE_BUS);
    if (pci_enabled) {
        PCIDevice *dev;
        if (xen_enabled()) {
            dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
        } else {
            dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
        }
        idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
        idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
    } else {
        for(i = 0; i < MAX_IDE_BUS; i++) {
            ISADevice *dev;
            dev = isa_ide_init(ide_iobase[i], ide_iobase2[i], ide_irq[i],
                               hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
            idebus[i] = qdev_get_child_bus(&dev->qdev, "ide.0");
        }
    }

    audio_init(isa_irq, pci_enabled ? pci_bus : NULL);

    pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device,
                 idebus[0], idebus[1], rtc_state);

    if (pci_enabled && usb_enabled) {
        usb_uhci_piix3_init(pci_bus, piix3_devfn + 2);
    }

    if (pci_enabled && acpi_enabled) {
        i2c_bus *smbus;

        if (!xen_enabled()) {
            cmos_s3 = qemu_allocate_irqs(pc_cmos_set_s3_resume, rtc_state, 1);
        } else {
            cmos_s3 = qemu_allocate_irqs(xen_cmos_set_s3_resume, rtc_state, 1);
        }
        smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1);
        /* TODO: Populate SPD eeprom data.  */
        smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
                              isa_get_irq(9), *cmos_s3, *smi_irq,
                              kvm_enabled());
        smbus_eeprom_init(smbus, 8, NULL, 0);
    }

    if (i440fx_state) {
        i440fx_init_memory_mappings(i440fx_state);
    }

    if (pci_enabled) {
        pc_pci_device_init(pci_bus);
    }
}
예제 #26
0
파일: prep.c 프로젝트: DrCheadar/orp
/* PowerPC PREP hardware initialisation */
static void ppc_prep_init(MachineState *machine)
{
    ram_addr_t ram_size = machine->ram_size;
    const char *cpu_model = machine->cpu_model;
    const char *kernel_filename = machine->kernel_filename;
    const char *kernel_cmdline = machine->kernel_cmdline;
    const char *initrd_filename = machine->initrd_filename;
    const char *boot_device = machine->boot_order;
    MemoryRegion *sysmem = get_system_memory();
    PowerPCCPU *cpu = NULL;
    CPUPPCState *env = NULL;
    nvram_t nvram;
    M48t59State *m48t59;
#if 0
    MemoryRegion *xcsr = g_new(MemoryRegion, 1);
#endif
    int linux_boot, i, nb_nics1;
    MemoryRegion *ram = g_new(MemoryRegion, 1);
    uint32_t kernel_base, initrd_base;
    long kernel_size, initrd_size;
    DeviceState *dev;
    PCIHostState *pcihost;
    PCIBus *pci_bus;
    PCIDevice *pci;
    ISABus *isa_bus;
    ISADevice *isa;
    qemu_irq *cpu_exit_irq;
    int ppc_boot_device;
    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];

    sysctrl = g_malloc0(sizeof(sysctrl_t));

    linux_boot = (kernel_filename != NULL);

    /* init CPUs */
    if (cpu_model == NULL)
        cpu_model = "602";
    for (i = 0; i < smp_cpus; i++) {
        cpu = cpu_ppc_init(cpu_model);
        if (cpu == NULL) {
            fprintf(stderr, "Unable to find PowerPC CPU definition\n");
            exit(1);
        }
        env = &cpu->env;

        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);
    }

    /* allocate RAM */
    memory_region_allocate_system_memory(ram, NULL, "ppc_prep.ram", ram_size);
    memory_region_add_subregion(sysmem, 0, ram);

    if (linux_boot) {
        kernel_base = KERNEL_LOAD_ADDR;
        /* now we can load the kernel */
        kernel_size = load_image_targphys(kernel_filename, kernel_base,
                                          ram_size - kernel_base);
        if (kernel_size < 0) {
            hw_error("qemu: could not load kernel '%s'\n", kernel_filename);
            exit(1);
        }
        /* load initrd */
        if (initrd_filename) {
            initrd_base = INITRD_LOAD_ADDR;
            initrd_size = load_image_targphys(initrd_filename, initrd_base,
                                              ram_size - initrd_base);
            if (initrd_size < 0) {
                hw_error("qemu: could not load initial ram disk '%s'\n",
                          initrd_filename);
            }
        } else {
            initrd_base = 0;
            initrd_size = 0;
        }
        ppc_boot_device = 'm';
    } else {
        kernel_base = 0;
        kernel_size = 0;
        initrd_base = 0;
        initrd_size = 0;
        ppc_boot_device = '\0';
        /* For now, OHW cannot boot from the network. */
        for (i = 0; boot_device[i] != '\0'; i++) {
            if (boot_device[i] >= 'a' && boot_device[i] <= 'f') {
                ppc_boot_device = boot_device[i];
                break;
            }
        }
        if (ppc_boot_device == '\0') {
            fprintf(stderr, "No valid boot device for Mac99 machine\n");
            exit(1);
        }
    }

    if (PPC_INPUT(env) != PPC_FLAGS_INPUT_6xx) {
        hw_error("Only 6xx bus is supported on PREP machine\n");
    }

    dev = qdev_create(NULL, "raven-pcihost");
    if (bios_name == NULL) {
        bios_name = BIOS_FILENAME;
    }
    qdev_prop_set_string(dev, "bios-name", bios_name);
    qdev_prop_set_uint32(dev, "elf-machine", ELF_MACHINE);
    pcihost = PCI_HOST_BRIDGE(dev);
    object_property_add_child(qdev_get_machine(), "raven", OBJECT(dev), NULL);
    qdev_init_nofail(dev);
    pci_bus = (PCIBus *)qdev_get_child_bus(dev, "pci.0");
    if (pci_bus == NULL) {
        fprintf(stderr, "Couldn't create PCI host controller.\n");
        exit(1);
    }
    sysctrl->contiguous_map_irq = qdev_get_gpio_in(dev, 0);

    /* PCI -> ISA bridge */
    pci = pci_create_simple(pci_bus, PCI_DEVFN(1, 0), "i82378");
    cpu_exit_irq = qemu_allocate_irqs(cpu_request_exit, NULL, 1);
    cpu = POWERPC_CPU(first_cpu);
    qdev_connect_gpio_out(&pci->qdev, 0,
                          cpu->env.irq_inputs[PPC6xx_INPUT_INT]);
    qdev_connect_gpio_out(&pci->qdev, 1, *cpu_exit_irq);
    sysbus_connect_irq(&pcihost->busdev, 0, qdev_get_gpio_in(&pci->qdev, 9));
    sysbus_connect_irq(&pcihost->busdev, 1, qdev_get_gpio_in(&pci->qdev, 11));
    sysbus_connect_irq(&pcihost->busdev, 2, qdev_get_gpio_in(&pci->qdev, 9));
    sysbus_connect_irq(&pcihost->busdev, 3, qdev_get_gpio_in(&pci->qdev, 11));
    isa_bus = ISA_BUS(qdev_get_child_bus(DEVICE(pci), "isa.0"));

    /* Super I/O (parallel + serial ports) */
    isa = isa_create(isa_bus, TYPE_PC87312);
    dev = DEVICE(isa);
    qdev_prop_set_uint8(dev, "config", 13); /* fdc, ser0, ser1, par0 */
    qdev_init_nofail(dev);

    /* init basic PC hardware */
    pci_vga_init(pci_bus);

    nb_nics1 = nb_nics;
    if (nb_nics1 > NE2000_NB_MAX)
        nb_nics1 = NE2000_NB_MAX;
    for(i = 0; i < nb_nics1; i++) {
        if (nd_table[i].model == NULL) {
	    nd_table[i].model = g_strdup("ne2k_isa");
        }
        if (strcmp(nd_table[i].model, "ne2k_isa") == 0) {
            isa_ne2000_init(isa_bus, ne2000_io[i], ne2000_irq[i],
                            &nd_table[i]);
        } else {
            pci_nic_init_nofail(&nd_table[i], pci_bus, "ne2k_pci", NULL);
        }
    }

    ide_drive_get(hd, ARRAY_SIZE(hd));
    for(i = 0; i < MAX_IDE_BUS; i++) {
        isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i], ide_irq[i],
                     hd[2 * i],
		     hd[2 * i + 1]);
    }
    isa_create_simple(isa_bus, "i8042");

    cpu = POWERPC_CPU(first_cpu);
    sysctrl->reset_irq = cpu->env.irq_inputs[PPC6xx_INPUT_HRESET];

    portio_list_init(&prep_port_list, NULL, prep_portio_list, sysctrl, "prep");
    portio_list_add(&prep_port_list, isa_address_space_io(isa), 0x0);

    /* PowerPC control and status register group */
#if 0
    memory_region_init_io(xcsr, NULL, &PPC_XCSR_ops, NULL, "ppc-xcsr", 0x1000);
    memory_region_add_subregion(sysmem, 0xFEFF0000, xcsr);
#endif

    if (usb_enabled(false)) {
        pci_create_simple(pci_bus, -1, "pci-ohci");
    }

    m48t59 = m48t59_init_isa(isa_bus, 0x0074, NVRAM_SIZE, 59);
    if (m48t59 == NULL)
        return;
    sysctrl->nvram = m48t59;

    /* Initialise NVRAM */
    nvram.opaque = m48t59;
    nvram.read_fn = &m48t59_read;
    nvram.write_fn = &m48t59_write;
    PPC_NVRAM_set_params(&nvram, NVRAM_SIZE, "PREP", ram_size, ppc_boot_device,
                         kernel_base, kernel_size,
                         kernel_cmdline,
                         initrd_base, initrd_size,
                         /* XXX: need an option to load a NVRAM image */
                         0,
                         graphic_width, graphic_height, graphic_depth);
}
예제 #27
0
파일: pc_piix.c 프로젝트: cardoe/qemu
/* PC hardware initialisation */
static void pc_init1(MemoryRegion *system_memory,
                     MemoryRegion *system_io,
                     ram_addr_t ram_size,
                     const char *boot_device,
                     const char *kernel_filename,
                     const char *kernel_cmdline,
                     const char *initrd_filename,
                     const char *cpu_model,
                     int pci_enabled,
                     int kvmclock_enabled)
{
    int i;
    ram_addr_t below_4g_mem_size, above_4g_mem_size;
    PCIBus *pci_bus;
    ISABus *isa_bus;
    PCII440FXState *i440fx_state;
    int piix3_devfn = -1;
    qemu_irq *cpu_irq;
    qemu_irq *gsi;
    qemu_irq *i8259;
    qemu_irq *smi_irq;
    GSIState *gsi_state;
    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
    BusState *idebus[MAX_IDE_BUS];
    ISADevice *rtc_state;
    ISADevice *floppy;
    MemoryRegion *ram_memory;
    MemoryRegion *pci_memory;
    MemoryRegion *rom_memory;
    DeviceState *icc_bridge;
    FWCfgState *fw_cfg = NULL;
    PcGuestInfo *guest_info;

    if (xen_enabled() && xen_hvm_init() != 0) {
        fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
        exit(1);
    }

    icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE);
    object_property_add_child(qdev_get_machine(), "icc-bridge",
                              OBJECT(icc_bridge), NULL);

    pc_cpus_init(cpu_model, icc_bridge);
    pc_acpi_init("acpi-dsdt.aml");

    if (kvm_enabled() && kvmclock_enabled) {
        kvmclock_create();
    }

    if (ram_size >= 0xe0000000 ) {
        above_4g_mem_size = ram_size - 0xe0000000;
        below_4g_mem_size = 0xe0000000;
    } else {
        above_4g_mem_size = 0;
        below_4g_mem_size = ram_size;
    }

    if (pci_enabled) {
        pci_memory = g_new(MemoryRegion, 1);
        memory_region_init(pci_memory, NULL, "pci", INT64_MAX);
        rom_memory = pci_memory;
    } else {
        pci_memory = NULL;
        rom_memory = system_memory;
    }

    guest_info = pc_guest_info_init(below_4g_mem_size, above_4g_mem_size);
    guest_info->has_pci_info = has_pci_info;

    /* Set PCI window size the way seabios has always done it. */
    /* Power of 2 so bios can cover it with a single MTRR */
    if (ram_size <= 0x80000000)
        guest_info->pci_info.w32.begin = 0x80000000;
    else if (ram_size <= 0xc0000000)
        guest_info->pci_info.w32.begin = 0xc0000000;
    else
        guest_info->pci_info.w32.begin = 0xe0000000;

    /* allocate ram and load rom/bios */
    if (!xen_enabled()) {
        fw_cfg = pc_memory_init(system_memory,
                       kernel_filename, kernel_cmdline, initrd_filename,
                       below_4g_mem_size, above_4g_mem_size,
                       rom_memory, &ram_memory, guest_info);
    }

    gsi_state = g_malloc0(sizeof(*gsi_state));
    if (kvm_irqchip_in_kernel()) {
        kvm_pc_setup_irq_routing(pci_enabled);
        gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state,
                                 GSI_NUM_PINS);
    } else {
        gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
    }

    if (pci_enabled) {
        pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi,
                              system_memory, system_io, ram_size,
                              below_4g_mem_size,
                              0x100000000ULL - below_4g_mem_size,
                              0x100000000ULL + above_4g_mem_size,
                              (sizeof(hwaddr) == 4
                               ? 0
                               : ((uint64_t)1 << 62)),
                              pci_memory, ram_memory);
    } else {
        pci_bus = NULL;
        i440fx_state = NULL;
        isa_bus = isa_bus_new(NULL, system_io);
        no_hpet = 1;
    }
    isa_bus_irqs(isa_bus, gsi);

    if (kvm_irqchip_in_kernel()) {
        i8259 = kvm_i8259_init(isa_bus);
    } else if (xen_enabled()) {
        i8259 = xen_interrupt_controller_init();
    } else {
        cpu_irq = pc_allocate_cpu_irq();
        i8259 = i8259_init(isa_bus, cpu_irq[0]);
    }

    for (i = 0; i < ISA_NUM_IRQS; i++) {
        gsi_state->i8259_irq[i] = i8259[i];
    }
    if (pci_enabled) {
        ioapic_init_gsi(gsi_state, "i440fx");
    }
    qdev_init_nofail(icc_bridge);

    pc_register_ferr_irq(gsi[13]);

    pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);

    /* init basic PC hardware */
    pc_basic_device_init(isa_bus, gsi, &rtc_state, &floppy, xen_enabled());

    pc_nic_init(isa_bus, pci_bus);

    ide_drive_get(hd, MAX_IDE_BUS);
    if (pci_enabled) {
        PCIDevice *dev;
        if (xen_enabled()) {
            dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
        } else {
            dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
        }
        idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
        idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
    } else {
        for(i = 0; i < MAX_IDE_BUS; i++) {
            ISADevice *dev;
            dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
                               ide_irq[i],
                               hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
            idebus[i] = qdev_get_child_bus(DEVICE(dev), "ide.0");
        }
    }

    pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device,
                 floppy, idebus[0], idebus[1], rtc_state);

    if (pci_enabled && usb_enabled(false)) {
        pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
    }

    if (pci_enabled && acpi_enabled) {
        i2c_bus *smbus;

        smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1);
        /* TODO: Populate SPD eeprom data.  */
        smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
                              gsi[9], *smi_irq,
                              kvm_enabled(), fw_cfg);
        smbus_eeprom_init(smbus, 8, NULL, 0);
    }

    if (pci_enabled) {
        pc_pci_device_init(pci_bus);
    }

    if (has_pvpanic) {
        pvpanic_init(isa_bus);
    }
}
예제 #28
0
파일: sun4u.c 프로젝트: Marshalzxy/qemu
static void sun4uv_init(MemoryRegion *address_space_mem,
                        MachineState *machine,
                        const struct hwdef *hwdef)
{
    SPARCCPU *cpu;
    Nvram *nvram;
    unsigned int i;
    uint64_t initrd_addr, initrd_size, kernel_addr, kernel_size, kernel_entry;
    SabreState *sabre;
    PCIBus *pci_bus, *pci_busA, *pci_busB;
    PCIDevice *ebus, *pci_dev;
    SysBusDevice *s;
    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
    DeviceState *iommu, *dev;
    FWCfgState *fw_cfg;
    NICInfo *nd;
    MACAddr macaddr;
    bool onboard_nic;

    /* init CPUs */
    cpu = sparc64_cpu_devinit(machine->cpu_type, hwdef->prom_addr);

    /* IOMMU */
    iommu = qdev_create(NULL, TYPE_SUN4U_IOMMU);
    qdev_init_nofail(iommu);

    /* set up devices */
    ram_init(0, machine->ram_size);

    prom_init(hwdef->prom_addr, bios_name);

    /* Init sabre (PCI host bridge) */
    sabre = SABRE_DEVICE(qdev_create(NULL, TYPE_SABRE));
    qdev_prop_set_uint64(DEVICE(sabre), "special-base", PBM_SPECIAL_BASE);
    qdev_prop_set_uint64(DEVICE(sabre), "mem-base", PBM_MEM_BASE);
    object_property_set_link(OBJECT(sabre), OBJECT(iommu), "iommu",
                             &error_abort);
    qdev_init_nofail(DEVICE(sabre));

    /* Wire up PCI interrupts to CPU */
    for (i = 0; i < IVEC_MAX; i++) {
        qdev_connect_gpio_out_named(DEVICE(sabre), "ivec-irq", i,
            qdev_get_gpio_in_named(DEVICE(cpu), "ivec-irq", i));
    }

    pci_bus = PCI_HOST_BRIDGE(sabre)->bus;
    pci_busA = pci_bridge_get_sec_bus(sabre->bridgeA);
    pci_busB = pci_bridge_get_sec_bus(sabre->bridgeB);

    /* Only in-built Simba APBs can exist on the root bus, slot 0 on busA is
       reserved (leaving no slots free after on-board devices) however slots
       0-3 are free on busB */
    pci_bus->slot_reserved_mask = 0xfffffffc;
    pci_busA->slot_reserved_mask = 0xfffffff1;
    pci_busB->slot_reserved_mask = 0xfffffff0;

    ebus = pci_create_multifunction(pci_busA, PCI_DEVFN(1, 0), true, TYPE_EBUS);
    qdev_prop_set_uint64(DEVICE(ebus), "console-serial-base",
                         hwdef->console_serial_base);
    qdev_init_nofail(DEVICE(ebus));

    /* Wire up "well-known" ISA IRQs to PBM legacy obio IRQs */
    qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 7,
        qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_LPT_IRQ));
    qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 6,
        qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_FDD_IRQ));
    qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 1,
        qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_KBD_IRQ));
    qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 12,
        qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_MSE_IRQ));
    qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 4,
        qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_SER_IRQ));

    pci_dev = pci_create_simple(pci_busA, PCI_DEVFN(2, 0), "VGA");

    memset(&macaddr, 0, sizeof(MACAddr));
    onboard_nic = false;
    for (i = 0; i < nb_nics; i++) {
        nd = &nd_table[i];

        if (!nd->model || strcmp(nd->model, "sunhme") == 0) {
            if (!onboard_nic) {
                pci_dev = pci_create_multifunction(pci_busA, PCI_DEVFN(1, 1),
                                                   true, "sunhme");
                memcpy(&macaddr, &nd->macaddr.a, sizeof(MACAddr));
                onboard_nic = true;
            } else {
                pci_dev = pci_create(pci_busB, -1, "sunhme");
            }
        } else {
            pci_dev = pci_create(pci_busB, -1, nd->model);
        }

        dev = &pci_dev->qdev;
        qdev_set_nic_properties(dev, nd);
        qdev_init_nofail(dev);
    }

    /* If we don't have an onboard NIC, grab a default MAC address so that
     * we have a valid machine id */
    if (!onboard_nic) {
        qemu_macaddr_default_if_unset(&macaddr);
    }

    ide_drive_get(hd, ARRAY_SIZE(hd));

    pci_dev = pci_create(pci_busA, PCI_DEVFN(3, 0), "cmd646-ide");
    qdev_prop_set_uint32(&pci_dev->qdev, "secondary", 1);
    qdev_init_nofail(&pci_dev->qdev);
    pci_ide_create_devs(pci_dev, hd);

    /* Map NVRAM into I/O (ebus) space */
    nvram = m48t59_init(NULL, 0, 0, NVRAM_SIZE, 1968, 59);
    s = SYS_BUS_DEVICE(nvram);
    memory_region_add_subregion(pci_address_space_io(ebus), 0x2000,
                                sysbus_mmio_get_region(s, 0));
 
    initrd_size = 0;
    initrd_addr = 0;
    kernel_size = sun4u_load_kernel(machine->kernel_filename,
                                    machine->initrd_filename,
                                    ram_size, &initrd_size, &initrd_addr,
                                    &kernel_addr, &kernel_entry);

    sun4u_NVRAM_set_params(nvram, NVRAM_SIZE, "Sun4u", machine->ram_size,
                           machine->boot_order,
                           kernel_addr, kernel_size,
                           machine->kernel_cmdline,
                           initrd_addr, initrd_size,
                           /* XXX: need an option to load a NVRAM image */
                           0,
                           graphic_width, graphic_height, graphic_depth,
                           (uint8_t *)&macaddr);

    dev = qdev_create(NULL, TYPE_FW_CFG_IO);
    qdev_prop_set_bit(dev, "dma_enabled", false);
    object_property_add_child(OBJECT(ebus), TYPE_FW_CFG, OBJECT(dev), NULL);
    qdev_init_nofail(dev);
    memory_region_add_subregion(pci_address_space_io(ebus), BIOS_CFG_IOPORT,
                                &FW_CFG_IO(dev)->comb_iomem);

    fw_cfg = FW_CFG(dev);
    fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus);
    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)ram_size);
    fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
    fw_cfg_add_i64(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_entry);
    fw_cfg_add_i64(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
    if (machine->kernel_cmdline) {
        fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
                       strlen(machine->kernel_cmdline) + 1);
        fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, machine->kernel_cmdline);
    } else {
        fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
    }
    fw_cfg_add_i64(fw_cfg, FW_CFG_INITRD_ADDR, initrd_addr);
    fw_cfg_add_i64(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
    fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, machine->boot_order[0]);

    fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_WIDTH, graphic_width);
    fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_HEIGHT, graphic_height);
    fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_DEPTH, graphic_depth);

    qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
}
예제 #29
0
static void bamboo_init(ram_addr_t ram_size,
                        const char *boot_device,
                        const char *kernel_filename,
                        const char *kernel_cmdline,
                        const char *initrd_filename,
                        const char *cpu_model)
{
    unsigned int pci_irq_nrs[4] = { 28, 27, 26, 25 };
    PCIBus *pcibus;
    CPUState *env;
    uint64_t elf_entry;
    uint64_t elf_lowaddr;
    target_ulong entry = 0;
    target_ulong loadaddr = 0;
    target_long kernel_size = 0;
    target_ulong initrd_base = 0;
    target_long initrd_size = 0;
    target_ulong dt_base = 0;
    void *fdt;
    int i;

    /* Setup CPU. */
    env = ppc440ep_init(&ram_size, &pcibus, pci_irq_nrs, 1);

    if (pcibus) {
        int unit_id = 0;

        /* Add virtio block devices. */
        while ((i = drive_get_index(IF_VIRTIO, 0, unit_id)) != -1) {
            pci_create_simple(pcibus, -1, "virtio-blk-pci");
            unit_id++;
        }

        /* Add virtio console devices */
        for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) {
            if (virtcon_hds[i]) {
                pci_create_simple(pcibus, -1, "virtio-console-pci");
            }
        }

        /* Register network interfaces. */
        for (i = 0; i < nb_nics; i++) {
            /* There are no PCI NICs on the Bamboo board, but there are
             * PCI slots, so we can pick whatever default model we want. */
            pci_nic_init(pcibus, &nd_table[i], -1, "e1000");
        }
    }

    /* Load kernel. */
    if (kernel_filename) {
        kernel_size = load_uimage(kernel_filename, &entry, &loadaddr, NULL);
        if (kernel_size < 0) {
            kernel_size = load_elf(kernel_filename, 0, &elf_entry, &elf_lowaddr,
                                   NULL);
            entry = elf_entry;
            loadaddr = elf_lowaddr;
        }
        /* XXX try again as binary */
        if (kernel_size < 0) {
            fprintf(stderr, "qemu: could not load kernel '%s'\n",
                    kernel_filename);
            exit(1);
        }
    }

    /* Load initrd. */
    if (initrd_filename) {
        initrd_base = kernel_size + loadaddr;
        initrd_size = load_image_targphys(initrd_filename, initrd_base,
                                          ram_size - initrd_base);

        if (initrd_size < 0) {
            fprintf(stderr, "qemu: could not load initial ram disk '%s'\n",
                    initrd_filename);
            exit(1);
        }
    }

    /* If we're loading a kernel directly, we must load the device tree too. */
    if (kernel_filename) {
        if (initrd_base)
            dt_base = initrd_base + initrd_size;
        else
            dt_base = kernel_size + loadaddr;

        fdt = bamboo_load_device_tree(dt_base, ram_size,
                                      initrd_base, initrd_size, kernel_cmdline);
        if (fdt == NULL) {
            fprintf(stderr, "couldn't load device tree\n");
            exit(1);
        }

        /* Set initial guest state. */
        env->gpr[1] = (16<<20) - 8;
        env->gpr[3] = dt_base;
        env->nip = entry;
        /* XXX we currently depend on KVM to create some initial TLB entries. */
    }

    if (kvm_enabled())
        kvmppc_init();
}
예제 #30
0
파일: pc_piix.c 프로젝트: shawnpmullen/qemu
/* PC hardware initialisation */
static void pc_init1(MachineState *machine,
                     const char *host_type, const char *pci_type)
{
    PCMachineState *pcms = PC_MACHINE(machine);
    MemoryRegion *system_memory = get_system_memory();
    MemoryRegion *system_io = get_system_io();
    int i;
    PCIBus *pci_bus;
    ISABus *isa_bus;
    PCII440FXState *i440fx_state;
    int piix3_devfn = -1;
    qemu_irq *gsi;
    qemu_irq *i8259;
    qemu_irq smi_irq;
    GSIState *gsi_state;
    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
    BusState *idebus[MAX_IDE_BUS];
    ISADevice *rtc_state;
    MemoryRegion *ram_memory;
    MemoryRegion *pci_memory;
    MemoryRegion *rom_memory;
    PcGuestInfo *guest_info;
    ram_addr_t lowmem;

    /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory).
     * If it doesn't, we need to split it in chunks below and above 4G.
     * In any case, try to make sure that guest addresses aligned at
     * 1G boundaries get mapped to host addresses aligned at 1G boundaries.
     * For old machine types, use whatever split we used historically to avoid
     * breaking migration.
     */
    if (machine->ram_size >= 0xe0000000) {
        lowmem = gigabyte_align ? 0xc0000000 : 0xe0000000;
    } else {
        lowmem = 0xe0000000;
    }

    /* Handle the machine opt max-ram-below-4g.  It is basically doing
     * min(qemu limit, user limit).
     */
    if (lowmem > pcms->max_ram_below_4g) {
        lowmem = pcms->max_ram_below_4g;
        if (machine->ram_size - lowmem > lowmem &&
            lowmem & ((1ULL << 30) - 1)) {
            error_report("Warning: Large machine and max_ram_below_4g(%"PRIu64
                         ") not a multiple of 1G; possible bad performance.",
                         pcms->max_ram_below_4g);
        }
    }

    if (machine->ram_size >= lowmem) {
        pcms->above_4g_mem_size = machine->ram_size - lowmem;
        pcms->below_4g_mem_size = lowmem;
    } else {
        pcms->above_4g_mem_size = 0;
        pcms->below_4g_mem_size = machine->ram_size;
    }

    if (xen_enabled() && xen_hvm_init(pcms, &ram_memory) != 0) {
        fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
        exit(1);
    }

    pc_cpus_init(pcms);

    if (kvm_enabled() && kvmclock_enabled) {
        kvmclock_create();
    }

    if (pci_enabled) {
        pci_memory = g_new(MemoryRegion, 1);
        memory_region_init(pci_memory, NULL, "pci", UINT64_MAX);
        rom_memory = pci_memory;
    } else {
        pci_memory = NULL;
        rom_memory = system_memory;
    }

    guest_info = pc_guest_info_init(pcms);

    guest_info->has_acpi_build = has_acpi_build;
    guest_info->legacy_acpi_table_size = legacy_acpi_table_size;

    guest_info->isapc_ram_fw = !pci_enabled;
    guest_info->has_reserved_memory = has_reserved_memory;
    guest_info->rsdp_in_ram = rsdp_in_ram;

    if (smbios_defaults) {
        MachineClass *mc = MACHINE_GET_CLASS(machine);
        /* These values are guest ABI, do not change */
        smbios_set_defaults("QEMU", "Standard PC (i440FX + PIIX, 1996)",
                            mc->name, smbios_legacy_mode, smbios_uuid_encoded,
                            SMBIOS_ENTRY_POINT_21);
    }

    /* allocate ram and load rom/bios */
    if (!xen_enabled()) {
        pc_memory_init(pcms, system_memory,
                       rom_memory, &ram_memory, guest_info);
    } else if (machine->kernel_filename != NULL) {
        /* For xen HVM direct kernel boot, load linux here */
        xen_load_linux(pcms, guest_info);
    }

    gsi_state = g_malloc0(sizeof(*gsi_state));
    if (kvm_ioapic_in_kernel()) {
        kvm_pc_setup_irq_routing(pci_enabled);
        gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state,
                                 GSI_NUM_PINS);
    } else {
        gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
    }

    if (pci_enabled) {
        pci_bus = i440fx_init(host_type,
                              pci_type,
                              &i440fx_state, &piix3_devfn, &isa_bus, gsi,
                              system_memory, system_io, machine->ram_size,
                              pcms->below_4g_mem_size,
                              pcms->above_4g_mem_size,
                              pci_memory, ram_memory);
    } else {
        pci_bus = NULL;
        i440fx_state = NULL;
        isa_bus = isa_bus_new(NULL, get_system_memory(), system_io);
        no_hpet = 1;
    }
    isa_bus_irqs(isa_bus, gsi);

    if (kvm_pic_in_kernel()) {
        i8259 = kvm_i8259_init(isa_bus);
    } else if (xen_enabled()) {
        i8259 = xen_interrupt_controller_init();
    } else {
        i8259 = i8259_init(isa_bus, pc_allocate_cpu_irq());
    }

    for (i = 0; i < ISA_NUM_IRQS; i++) {
        gsi_state->i8259_irq[i] = i8259[i];
    }
    g_free(i8259);
    if (pci_enabled) {
        ioapic_init_gsi(gsi_state, "i440fx");
    }

    pc_register_ferr_irq(gsi[13]);

    pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);

    assert(pcms->vmport != ON_OFF_AUTO__MAX);
    if (pcms->vmport == ON_OFF_AUTO_AUTO) {
        pcms->vmport = xen_enabled() ? ON_OFF_AUTO_OFF : ON_OFF_AUTO_ON;
    }

    /* init basic PC hardware */
    pc_basic_device_init(isa_bus, gsi, &rtc_state, true,
                         (pcms->vmport != ON_OFF_AUTO_ON), 0x4);

    pc_nic_init(isa_bus, pci_bus);

    ide_drive_get(hd, ARRAY_SIZE(hd));
    if (pci_enabled) {
        PCIDevice *dev;
        if (xen_enabled()) {
            dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
        } else {
            dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
        }
        idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
        idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
    } else {
        for(i = 0; i < MAX_IDE_BUS; i++) {
            ISADevice *dev;
            char busname[] = "ide.0";
            dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
                               ide_irq[i],
                               hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
            /*
             * The ide bus name is ide.0 for the first bus and ide.1 for the
             * second one.
             */
            busname[4] = '0' + i;
            idebus[i] = qdev_get_child_bus(DEVICE(dev), busname);
        }
    }

    pc_cmos_init(pcms, idebus[0], idebus[1], rtc_state);

    if (pci_enabled && usb_enabled()) {
        pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
    }

    if (pci_enabled && acpi_enabled) {
        DeviceState *piix4_pm;
        I2CBus *smbus;

        smi_irq = qemu_allocate_irq(pc_acpi_smi_interrupt, first_cpu, 0);
        /* TODO: Populate SPD eeprom data.  */
        smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
                              gsi[9], smi_irq,
                              pc_machine_is_smm_enabled(pcms),
                              &piix4_pm);
        smbus_eeprom_init(smbus, 8, NULL, 0);

        object_property_add_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP,
                                 TYPE_HOTPLUG_HANDLER,
                                 (Object **)&pcms->acpi_dev,
                                 object_property_allow_set_link,
                                 OBJ_PROP_LINK_UNREF_ON_RELEASE, &error_abort);
        object_property_set_link(OBJECT(machine), OBJECT(piix4_pm),
                                 PC_MACHINE_ACPI_DEVICE_PROP, &error_abort);
    }

    if (pci_enabled) {
        pc_pci_device_init(pci_bus);
    }
}