Beispiel #1
0
static void pc_isa_bios_init(MemoryRegion *rom_memory,
                             MemoryRegion *flash_mem,
                             int ram_size)
{
    int isa_bios_size;
    MemoryRegion *isa_bios;
    uint64_t flash_size;
    void *flash_ptr, *isa_bios_ptr;

    flash_size = memory_region_size(flash_mem);

    /* map the last 128KB of the BIOS in ISA space */
    isa_bios_size = flash_size;
    if (isa_bios_size > (128 * 1024)) {
        isa_bios_size = 128 * 1024;
    }
    isa_bios = g_malloc(sizeof(*isa_bios));
    memory_region_init_ram(isa_bios, "isa-bios", isa_bios_size);
    vmstate_register_ram_global(isa_bios);
    memory_region_add_subregion_overlap(rom_memory,
                                        0x100000 - isa_bios_size,
                                        isa_bios,
                                        1);

    /* copy ISA rom image from top of flash memory */
    flash_ptr = memory_region_get_ram_ptr(flash_mem);
    isa_bios_ptr = memory_region_get_ram_ptr(isa_bios);
    memcpy(isa_bios_ptr,
           ((uint8_t*)flash_ptr) + (flash_size - isa_bios_size),
           isa_bios_size);

    memory_region_set_readonly(isa_bios, true);
}
Beispiel #2
0
static void xtfpga_net_init(MemoryRegion *address_space,
        hwaddr base,
        hwaddr descriptors,
        hwaddr buffers,
        qemu_irq irq, NICInfo *nd)
{
    DeviceState *dev;
    SysBusDevice *s;
    MemoryRegion *ram;

    dev = qdev_create(NULL, "open_eth");
    qdev_set_nic_properties(dev, nd);
    qdev_init_nofail(dev);

    s = SYS_BUS_DEVICE(dev);
    sysbus_connect_irq(s, 0, irq);
    memory_region_add_subregion(address_space, base,
            sysbus_mmio_get_region(s, 0));
    memory_region_add_subregion(address_space, descriptors,
            sysbus_mmio_get_region(s, 1));

    ram = g_malloc(sizeof(*ram));
    memory_region_init_ram_nomigrate(ram, OBJECT(s), "open_eth.ram", 16384,
                           &error_fatal);
    vmstate_register_ram_global(ram);
    memory_region_add_subregion(address_space, buffers, ram);
}
Beispiel #3
0
static void cg3_realizefn(DeviceState *dev, Error **errp)
{
    SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
    CG3State *s = CG3(dev);
    int ret;
    char *fcode_filename;

    /* FCode ROM */
    vmstate_register_ram_global(&s->rom);
    fcode_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, CG3_ROM_FILE);
    if (fcode_filename) {
        ret = load_image_mr(fcode_filename, &s->rom);
        g_free(fcode_filename);
        if (ret < 0 || ret > FCODE_MAX_ROM_SIZE) {
            error_report("cg3: could not load prom '%s'", CG3_ROM_FILE);
        }
    }

    memory_region_init_ram(&s->vram_mem, NULL, "cg3.vram", s->vram_size,
                           &error_fatal);
    memory_region_set_log(&s->vram_mem, true, DIRTY_MEMORY_VGA);
    sysbus_init_mmio(sbd, &s->vram_mem);

    sysbus_init_irq(sbd, &s->irq);

    s->con = graphic_console_init(DEVICE(dev), 0, &cg3_ops, s);
    qemu_console_resize(s->con, s->width, s->height);
}
Beispiel #4
0
static void shix_init(MachineState *machine)
{
    const char *cpu_model = machine->cpu_model;
    int ret;
    SuperHCPU *cpu;
    struct SH7750State *s;
    MemoryRegion *sysmem = get_system_memory();
    MemoryRegion *rom = g_new(MemoryRegion, 1);
    MemoryRegion *sdram = g_new(MemoryRegion, 2);
    
    if (!cpu_model)
        cpu_model = "any";

    cpu = cpu_sh4_init(cpu_model);
    if (cpu == NULL) {
        fprintf(stderr, "Unable to find CPU definition\n");
        exit(1);
    }

    /* Allocate memory space */
    memory_region_init_ram(rom, NULL, "shix.rom", 0x4000, &error_fatal);
    vmstate_register_ram_global(rom);
    memory_region_set_readonly(rom, true);
    memory_region_add_subregion(sysmem, 0x00000000, rom);
    memory_region_init_ram(&sdram[0], NULL, "shix.sdram1", 0x01000000,
                           &error_fatal);
    vmstate_register_ram_global(&sdram[0]);
    memory_region_add_subregion(sysmem, 0x08000000, &sdram[0]);
    memory_region_init_ram(&sdram[1], NULL, "shix.sdram2", 0x01000000,
                           &error_fatal);
    vmstate_register_ram_global(&sdram[1]);
    memory_region_add_subregion(sysmem, 0x0c000000, &sdram[1]);

    /* Load BIOS in 0 (and access it through P2, 0xA0000000) */
    if (bios_name == NULL)
        bios_name = BIOS_FILENAME;
    ret = load_image_targphys(bios_name, 0, 0x4000);
    if (ret < 0 && !qtest_enabled()) {
        error_report("Could not load SHIX bios '%s'", bios_name);
        exit(1);
    }

    /* Register peripherals */
    s = sh7750_init(cpu, sysmem);
    /* XXXXX Check success */
    tc58128_init(s, "shix_linux_nand.bin", NULL);
}
Beispiel #5
0
static void old_pc_system_rom_init(MemoryRegion *rom_memory, bool isapc_ram_fw)
{
    char *filename;
    MemoryRegion *bios, *isa_bios;
    int bios_size, isa_bios_size;
    int ret;

    /* BIOS load */
    if (bios_name == NULL) {
        bios_name = BIOS_FILENAME;
    }
    filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
    if (filename) {
        bios_size = get_image_size(filename);
    } else {
        bios_size = -1;
    }
    if (bios_size <= 0 ||
        (bios_size % 65536) != 0) {
        goto bios_error;
    }
    bios = g_malloc(sizeof(*bios));
    memory_region_init_ram(bios, "pc.bios", bios_size);
    vmstate_register_ram_global(bios);
    if (!isapc_ram_fw) {
        memory_region_set_readonly(bios, true);
    }
    ret = rom_add_file_fixed(bios_name, (uint32_t)(-bios_size), -1);
    if (ret != 0) {
    bios_error:
        fprintf(stderr, "qemu: could not load PC BIOS '%s'\n", bios_name);
        exit(1);
    }
    if (filename) {
        g_free(filename);
    }

    /* map the last 128KB of the BIOS in ISA space */
    isa_bios_size = bios_size;
    if (isa_bios_size > (128 * 1024)) {
        isa_bios_size = 128 * 1024;
    }
    isa_bios = g_malloc(sizeof(*isa_bios));
    memory_region_init_alias(isa_bios, "isa-bios", bios,
                             bios_size - isa_bios_size, isa_bios_size);
    memory_region_add_subregion_overlap(rom_memory,
                                        0x100000 - isa_bios_size,
                                        isa_bios,
                                        1);
    if (!isapc_ram_fw) {
        memory_region_set_readonly(isa_bios, true);
    }

    /* map all the bios at the top of memory */
    memory_region_add_subregion(rom_memory,
                                (uint32_t)(-bios_size),
                                bios);
}
Beispiel #6
0
static void a9_daughterboard_init(const VEDBoardInfo *daughterboard,
                                  ram_addr_t ram_size,
                                  const char *cpu_model,
                                  qemu_irq *pic)
{
    MemoryRegion *sysmem = get_system_memory();
    MemoryRegion *ram = g_new(MemoryRegion, 1);
    MemoryRegion *lowram = g_new(MemoryRegion, 1);
    ram_addr_t low_ram_size;

    if (!cpu_model) {
        cpu_model = "cortex-a9";
    }

    if (ram_size > 0x40000000) {
        /* 1GB is the maximum the address space permits */
        fprintf(stderr, "vexpress-a9: cannot model more than 1GB RAM\n");
        exit(1);
    }

    memory_region_init_ram(ram, NULL, "vexpress.highmem", ram_size,
                           &error_abort);
    vmstate_register_ram_global(ram);
    low_ram_size = ram_size;
    if (low_ram_size > 0x4000000) {
        low_ram_size = 0x4000000;
    }
    /* RAM is from 0x60000000 upwards. The bottom 64MB of the
     * address space should in theory be remappable to various
     * things including ROM or RAM; we always map the RAM there.
     */
    memory_region_init_alias(lowram, NULL, "vexpress.lowmem", ram, 0, low_ram_size);
    memory_region_add_subregion(sysmem, 0x0, lowram);
    memory_region_add_subregion(sysmem, 0x60000000, ram);

    /* 0x1e000000 A9MPCore (SCU) private memory region */
    init_cpus(cpu_model, "a9mpcore_priv", 0x1e000000, pic);

    /* Daughterboard peripherals : 0x10020000 .. 0x20000000 */

    /* 0x10020000 PL111 CLCD (daughterboard) */
    sysbus_create_simple("pl111", 0x10020000, pic[44]);

    /* 0x10060000 AXI RAM */
    /* 0x100e0000 PL341 Dynamic Memory Controller */
    /* 0x100e1000 PL354 Static Memory Controller */
    /* 0x100e2000 System Configuration Controller */

    sysbus_create_simple("sp804", 0x100e4000, pic[48]);
    /* 0x100e5000 SP805 Watchdog module */
    /* 0x100e6000 BP147 TrustZone Protection Controller */
    /* 0x100e9000 PL301 'Fast' AXI matrix */
    /* 0x100ea000 PL301 'Slow' AXI matrix */
    /* 0x100ec000 TrustZone Address Space Controller */
    /* 0x10200000 CoreSight debug APB */
    /* 0x1e00a000 PL310 L2 Cache Controller */
    sysbus_create_varargs("l2x0", 0x1e00a000, NULL);
}
Beispiel #7
0
static int afx_init1(SysBusDevice *dev)
{
    AFXState *s = TCX_AFX(dev);

    memory_region_init_ram(&s->mem, OBJECT(s), "sun4m.afx", 4, &error_abort);
    vmstate_register_ram_global(&s->mem);
    sysbus_init_mmio(dev, &s->mem);
    return 0;
}
Beispiel #8
0
/* System RAM */
static int ram_init1(SysBusDevice *dev)
{
    RamDevice *d = FROM_SYSBUS(RamDevice, dev);

    memory_region_init_ram(&d->ram, "sun4u.ram", d->size);
    vmstate_register_ram_global(&d->ram);
    sysbus_init_mmio(dev, &d->ram);
    return 0;
}
Beispiel #9
0
/* PC hardware initialisation */
static void s390_init(MachineState *machine)
{
    ram_addr_t my_ram_size = machine->ram_size;
    MemoryRegion *sysmem = get_system_memory();
    MemoryRegion *ram = g_new(MemoryRegion, 1);
    int increment_size = 20;
    uint8_t *storage_keys;
    void *virtio_region;
    hwaddr virtio_region_len;
    hwaddr virtio_region_start;

    /*
     * The storage increment size is a multiple of 1M and is a power of 2.
     * The number of storage increments must be MAX_STORAGE_INCREMENTS or
     * fewer.
     */
    while ((my_ram_size >> increment_size) > MAX_STORAGE_INCREMENTS) {
        increment_size++;
    }
    my_ram_size = my_ram_size >> increment_size << increment_size;

    /* let's propagate the changed ram size into the global variable. */
    ram_size = my_ram_size;

    /* get a BUS */
    s390_bus = s390_virtio_bus_init(&my_ram_size);
    s390_sclp_init();
    s390_init_ipl_dev(machine->kernel_filename, machine->kernel_cmdline,
                      machine->initrd_filename, ZIPL_FILENAME);
    s390_flic_init();

    /* register hypercalls */
    s390_virtio_register_hcalls();

    /* allocate RAM */
    memory_region_init_ram(ram, NULL, "s390.ram", my_ram_size);
    vmstate_register_ram_global(ram);
    memory_region_add_subregion(sysmem, 0, ram);

    /* clear virtio region */
    virtio_region_len = my_ram_size - ram_size;
    virtio_region_start = ram_size;
    virtio_region = cpu_physical_memory_map(virtio_region_start,
                                            &virtio_region_len, true);
    memset(virtio_region, 0, virtio_region_len);
    cpu_physical_memory_unmap(virtio_region, virtio_region_len, 1,
                              virtio_region_len);

    /* allocate storage keys */
    storage_keys = g_malloc0(my_ram_size / TARGET_PAGE_SIZE);

    /* init CPUs */
    s390_init_cpus(machine->cpu_model, storage_keys);

    /* Create VirtIO network adapters */
    s390_create_virtio_net((BusState *)s390_bus, "virtio-net-s390");
}
Beispiel #10
0
static void puv3_board_init(CPUUniCore32State *env, ram_addr_t ram_size)
{
    MemoryRegion *ram_memory = g_new(MemoryRegion, 1);

    /* SDRAM at address zero.  */
    memory_region_init_ram(ram_memory, "puv3.ram", ram_size);
    vmstate_register_ram_global(ram_memory);
    memory_region_add_subregion(get_system_memory(), 0, ram_memory);
}
Beispiel #11
0
/* System RAM */
static void ram_realize(DeviceState *dev, Error **errp)
{
    RamDevice *d = SUN4U_RAM(dev);
    SysBusDevice *sbd = SYS_BUS_DEVICE(dev);

    memory_region_init_ram_nomigrate(&d->ram, OBJECT(d), "sun4u.ram", d->size,
                           &error_fatal);
    vmstate_register_ram_global(&d->ram);
    sysbus_init_mmio(sbd, &d->ram);
}
Beispiel #12
0
/* System RAM */
static int ram_init1(SysBusDevice *dev)
{
    RamDevice *d = SUN4M_RAM(dev);

    memory_region_init_ram(&d->ram, OBJECT(d), "sun4m.ram", d->size,
                           &error_abort);
    vmstate_register_ram_global(&d->ram);
    sysbus_init_mmio(dev, &d->ram);
    return 0;
}
Beispiel #13
0
static int prom_init1(SysBusDevice *dev)
{
    PROMState *s = FROM_SYSBUS(PROMState, dev);

    memory_region_init_ram(&s->prom, "sun4u.prom", PROM_SIZE_MAX);
    vmstate_register_ram_global(&s->prom);
    memory_region_set_readonly(&s->prom, true);
    sysbus_init_mmio(dev, &s->prom);
    return 0;
}
Beispiel #14
0
static int idreg_init1(SysBusDevice *dev)
{
    IDRegState *s = MACIO_ID_REGISTER(dev);

    memory_region_init_ram(&s->mem, OBJECT(s),
                           "sun4m.idreg", sizeof(idreg_data), &error_abort);
    vmstate_register_ram_global(&s->mem);
    memory_region_set_readonly(&s->mem, true);
    sysbus_init_mmio(dev, &s->mem);
    return 0;
}
Beispiel #15
0
static int prom_init1(SysBusDevice *dev)
{
    PROMState *s = OPENPROM(dev);

    memory_region_init_ram(&s->prom, OBJECT(s), "sun4m.prom", PROM_SIZE_MAX,
                           &error_abort);
    vmstate_register_ram_global(&s->prom);
    memory_region_set_readonly(&s->prom, true);
    sysbus_init_mmio(dev, &s->prom);
    return 0;
}
Beispiel #16
0
static void prom_init1(Object *obj)
{
    PROMState *s = OPENPROM(obj);
    SysBusDevice *dev = SYS_BUS_DEVICE(obj);

    memory_region_init_ram_nomigrate(&s->prom, obj, "sun4u.prom", PROM_SIZE_MAX,
                           &error_fatal);
    vmstate_register_ram_global(&s->prom);
    memory_region_set_readonly(&s->prom, true);
    sysbus_init_mmio(dev, &s->prom);
}
Beispiel #17
0
static void ccw_init(QEMUMachineInitArgs *args)
{
    ram_addr_t my_ram_size = args->ram_size;
    MemoryRegion *sysmem = get_system_memory();
    MemoryRegion *ram = g_new(MemoryRegion, 1);
    int shift = 0;
    uint8_t *storage_keys;
    int ret;
    VirtualCssBus *css_bus;

    /* s390x ram size detection needs a 16bit multiplier + an increment. So
       guests > 64GB can be specified in 2MB steps etc. */
    while ((my_ram_size >> (20 + shift)) > 65535) {
        shift++;
    }
    my_ram_size = my_ram_size >> (20 + shift) << (20 + shift);

    /* let's propagate the changed ram size into the global variable. */
    ram_size = my_ram_size;

    /* get a BUS */
    css_bus = virtual_css_bus_init();
    s390_sclp_init();
    s390_init_ipl_dev(args->kernel_filename, args->kernel_cmdline,
                      args->initrd_filename, "s390-ccw.img");

    /* register hypercalls */
    virtio_ccw_register_hcalls();

    /* allocate RAM */
    memory_region_init_ram(ram, NULL, "s390.ram", my_ram_size);
    vmstate_register_ram_global(ram);
    memory_region_add_subregion(sysmem, 0, ram);

    /* allocate storage keys */
    storage_keys = g_malloc0(my_ram_size / TARGET_PAGE_SIZE);

    /* init CPUs */
    s390_init_cpus(args->cpu_model, storage_keys);

    if (kvm_enabled()) {
        kvm_s390_enable_css_support(s390_cpu_addr2state(0));
    }
    /*
     * Create virtual css and set it as default so that non mcss-e
     * enabled guests only see virtio devices.
     */
    ret = css_create_css_image(VIRTUAL_CSSID, true);
    assert(ret == 0);

    /* Create VirtIO network adapters */
    s390_create_virtio_net(BUS(css_bus), "virtio-net-ccw");
}
Beispiel #18
0
static void dummy_m68k_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;
    CPUM68KState *env;
    MemoryRegion *address_space_mem =  get_system_memory();
    MemoryRegion *ram = g_new(MemoryRegion, 1);
    int kernel_size;
    uint64_t elf_entry;
    hwaddr entry;

    if (!cpu_model)
        cpu_model = "cfv4e";
    env = cpu_init(cpu_model);
    if (!env) {
        fprintf(stderr, "Unable to find m68k CPU definition\n");
        exit(1);
    }

    /* Initialize CPU registers.  */
    env->vbr = 0;

    /* RAM at address zero */
    memory_region_init_ram(ram, "dummy_m68k.ram", ram_size);
    vmstate_register_ram_global(ram);
    memory_region_add_subregion(address_space_mem, 0, ram);

    /* Load kernel.  */
    if (kernel_filename) {
        kernel_size = load_elf(kernel_filename, NULL, NULL, &elf_entry,
                               NULL, NULL, 1, ELF_MACHINE, 0);
        entry = elf_entry;
        if (kernel_size < 0) {
            kernel_size = load_uimage(kernel_filename, &entry, NULL, NULL);
        }
        if (kernel_size < 0) {
            kernel_size = load_image_targphys(kernel_filename,
                                              KERNEL_LOAD_ADDR,
                                              ram_size - KERNEL_LOAD_ADDR);
            entry = KERNEL_LOAD_ADDR;
        }
        if (kernel_size < 0) {
            fprintf(stderr, "qemu: could not load kernel '%s'\n",
                    kernel_filename);
            exit(1);
        }
    } else {
        entry = 0;
    }
    env->pc = entry;
}
Beispiel #19
0
void s390_memory_init(ram_addr_t mem_size)
{
    MemoryRegion *sysmem = get_system_memory();
    MemoryRegion *ram = g_new(MemoryRegion, 1);

    /* allocate RAM for core */
    memory_region_init_ram(ram, NULL, "s390.ram", mem_size, &error_fatal);
    vmstate_register_ram_global(ram);
    memory_region_add_subregion(sysmem, 0, ram);

    /* Initialize storage key device */
    s390_skeys_init();
}
Beispiel #20
0
static void a15_daughterboard_init(const VexpressMachineState *vms,
                                   ram_addr_t ram_size,
                                   const char *cpu_model,
                                   qemu_irq *pic)
{
    MemoryRegion *sysmem = get_system_memory();
    MemoryRegion *ram = g_new(MemoryRegion, 1);
    MemoryRegion *sram = g_new(MemoryRegion, 1);

    if (!cpu_model) {
        cpu_model = "cortex-a15";
    }

    {
        /* We have to use a separate 64 bit variable here to avoid the gcc
         * "comparison is always false due to limited range of data type"
         * warning if we are on a host where ram_addr_t is 32 bits.
         */
        uint64_t rsz = ram_size;
        if (rsz > (30ULL * 1024 * 1024 * 1024)) {
            fprintf(stderr, "vexpress-a15: cannot model more than 30GB RAM\n");
            exit(1);
        }
    }

    memory_region_allocate_system_memory(ram, NULL, "vexpress.highmem",
                                         ram_size);
    /* RAM is from 0x80000000 upwards; there is no low-memory alias for it. */
    memory_region_add_subregion(sysmem, 0x80000000, ram);

    /* 0x2c000000 A15MPCore private memory region (GIC) */
    init_cpus(cpu_model, "a15mpcore_priv", 0x2c000000, pic, vms->secure);

    /* A15 daughterboard peripherals: */

    /* 0x20000000: CoreSight interfaces: not modelled */
    /* 0x2a000000: PL301 AXI interconnect: not modelled */
    /* 0x2a420000: SCC: not modelled */
    /* 0x2a430000: system counter: not modelled */
    /* 0x2b000000: HDLCD controller: not modelled */
    /* 0x2b060000: SP805 watchdog: not modelled */
    /* 0x2b0a0000: PL341 dynamic memory controller: not modelled */
    /* 0x2e000000: system SRAM */
    memory_region_init_ram(sram, NULL, "vexpress.a15sram", 0x10000,
                           &error_abort);
    vmstate_register_ram_global(sram);
    memory_region_add_subregion(sysmem, 0x2e000000, sram);

    /* 0x7ffb0000: DMA330 DMA controller: not modelled */
    /* 0x7ffd0000: PL354 static memory controller: not modelled */
}
Beispiel #21
0
static void tricore_testboard_init(MachineState *machine, int board_id)
{
    TriCoreCPU *cpu;
    CPUTriCoreState *env;

    MemoryRegion *sysmem = get_system_memory();
    MemoryRegion *ext_cram = g_new(MemoryRegion, 1);
    MemoryRegion *ext_dram = g_new(MemoryRegion, 1);
    MemoryRegion *int_cram = g_new(MemoryRegion, 1);
    MemoryRegion *int_dram = g_new(MemoryRegion, 1);
    MemoryRegion *pcp_data = g_new(MemoryRegion, 1);
    MemoryRegion *pcp_text = g_new(MemoryRegion, 1);

    if (!machine->cpu_model) {
        machine->cpu_model = "tc1796";
    }
    cpu = cpu_tricore_init(machine->cpu_model);
    if (!cpu) {
        error_report("Unable to find CPU definition");
        exit(1);
    }
    env = &cpu->env;
    memory_region_init_ram(ext_cram, NULL, "powerlink_ext_c.ram", 2*1024*1024,
                           &error_fatal);
    vmstate_register_ram_global(ext_cram);
    memory_region_init_ram(ext_dram, NULL, "powerlink_ext_d.ram", 4*1024*1024,
                           &error_fatal);
    vmstate_register_ram_global(ext_dram);
    memory_region_init_ram(int_cram, NULL, "powerlink_int_c.ram", 48*1024,
                           &error_fatal);
    vmstate_register_ram_global(int_cram);
    memory_region_init_ram(int_dram, NULL, "powerlink_int_d.ram", 48*1024,
                           &error_fatal);
    vmstate_register_ram_global(int_dram);
    memory_region_init_ram(pcp_data, NULL, "powerlink_pcp_data.ram", 16*1024,
                           &error_fatal);
    vmstate_register_ram_global(pcp_data);
    memory_region_init_ram(pcp_text, NULL, "powerlink_pcp_text.ram", 32*1024,
                           &error_fatal);
    vmstate_register_ram_global(pcp_text);

    memory_region_add_subregion(sysmem, 0x80000000, ext_cram);
    memory_region_add_subregion(sysmem, 0xa1000000, ext_dram);
    memory_region_add_subregion(sysmem, 0xd4000000, int_cram);
    memory_region_add_subregion(sysmem, 0xd0000000, int_dram);
    memory_region_add_subregion(sysmem, 0xf0050000, pcp_data);
    memory_region_add_subregion(sysmem, 0xf0060000, pcp_text);

    tricoretb_binfo.ram_size = machine->ram_size;
    tricoretb_binfo.kernel_filename = machine->kernel_filename;

    if (machine->kernel_filename) {
        tricore_load_kernel(env);
    }
}
Beispiel #22
0
static void cubieboard_init(MachineState *machine)
{
    CubieBoardState *s = g_new(CubieBoardState, 1);
    Error *err = NULL;

    s->a10 = AW_A10(object_new(TYPE_AW_A10));

    object_property_set_int(OBJECT(&s->a10->emac), 1, "phy-addr", &err);
    if (err != NULL) {
        error_report("Couldn't set phy address: %s", error_get_pretty(err));
        exit(1);
    }

    object_property_set_int(OBJECT(&s->a10->timer), 32768, "clk0-freq", &err);
    if (err != NULL) {
        error_report("Couldn't set clk0 frequency: %s", error_get_pretty(err));
        exit(1);
    }

    object_property_set_int(OBJECT(&s->a10->timer), 24000000, "clk1-freq",
                            &err);
    if (err != NULL) {
        error_report("Couldn't set clk1 frequency: %s", error_get_pretty(err));
        exit(1);
    }

    object_property_set_bool(OBJECT(s->a10), true, "realized", &err);
    if (err != NULL) {
        error_report("Couldn't realize Allwinner A10: %s",
                     error_get_pretty(err));
        exit(1);
    }

    memory_region_init_ram(&s->sdram, NULL, "cubieboard.ram",
                           machine->ram_size);
    vmstate_register_ram_global(&s->sdram);
    memory_region_add_subregion(get_system_memory(), AW_A10_SDRAM_BASE,
                                &s->sdram);

    cubieboard_binfo.ram_size = machine->ram_size;
    cubieboard_binfo.kernel_filename = machine->kernel_filename;
    cubieboard_binfo.kernel_cmdline = machine->kernel_cmdline;
    arm_load_kernel(&s->a10->cpu, &cubieboard_binfo);
}
Beispiel #23
0
TC6393xbState *tc6393xb_init(MemoryRegion *sysmem, uint32_t base, qemu_irq irq)
{
    TC6393xbState *s;
    DriveInfo *nand;
    static const MemoryRegionOps tc6393xb_ops = {
        .read = tc6393xb_readb,
        .write = tc6393xb_writeb,
        .endianness = DEVICE_NATIVE_ENDIAN,
        .impl = {
            .min_access_size = 1,
            .max_access_size = 1,
        },
    };

    s = (TC6393xbState *) g_malloc0(sizeof(TC6393xbState));
    s->irq = irq;
    s->gpio_in = qemu_allocate_irqs(tc6393xb_gpio_set, s, TC6393XB_GPIOS);

    s->l3v = *qemu_allocate_irqs(tc6393xb_l3v, s, 1);
    s->blanked = 1;

    s->sub_irqs = qemu_allocate_irqs(tc6393xb_sub_irq, s, TC6393XB_NR_IRQS);

    nand = drive_get(IF_MTD, 0, 0);
    s->flash = nand_init(nand ? nand->bdrv : NULL, NAND_MFR_TOSHIBA, 0x76);

    memory_region_init_io(&s->iomem, &tc6393xb_ops, s, "tc6393xb", 0x10000);
    memory_region_add_subregion(sysmem, base, &s->iomem);

    memory_region_init_ram(&s->vram, "tc6393xb.vram", 0x100000);
    vmstate_register_ram_global(&s->vram);
    s->vram_ptr = memory_region_get_ram_ptr(&s->vram);
    memory_region_add_subregion(sysmem, base + 0x100000, &s->vram);
    s->scr_width = 480;
    s->scr_height = 640;
    s->con = graphic_console_init(tc6393xb_update_display,
            NULL, /* invalidate */
            NULL, /* screen_dump */
            NULL, /* text_update */
            s);

    return s;
}
Beispiel #24
0
static void openrisc_sim_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;
   OpenRISCCPU *cpu = NULL;
    MemoryRegion *ram;
    int n;

    if (!cpu_model) {
        cpu_model = "or1200";
    }

    for (n = 0; n < smp_cpus; n++) {
        cpu = cpu_openrisc_init(cpu_model);
        if (cpu == NULL) {
            qemu_log("Unable to find CPU defineition!\n");
            exit(1);
        }
        qemu_register_reset(main_cpu_reset, cpu);
        main_cpu_reset(cpu);
    }

    ram = g_malloc(sizeof(*ram));
    memory_region_init_ram(ram, "openrisc.ram", ram_size);
    vmstate_register_ram_global(ram);
    memory_region_add_subregion(get_system_memory(), 0, ram);

    cpu_openrisc_pic_init(cpu);
    cpu_openrisc_clock_init(cpu);

    serial_mm_init(get_system_memory(), 0x90000000, 0, cpu->env.irq[2],
                   115200, serial_hds[0], DEVICE_NATIVE_ENDIAN);

    if (nd_table[0].used) {
        openrisc_sim_net_init(get_system_memory(), 0x92000000,
                              0x92000400, cpu->env.irq[4], nd_table);
    }

    cpu_openrisc_load_kernel(ram_size, kernel_filename, cpu);
}
Beispiel #25
0
void memory_region_allocate_system_memory(MemoryRegion *mr, Object *owner,
                                          const char *name,
                                          uint64_t ram_size)
{
    uint64_t addr = 0;
    int i;

    if (nb_numa_nodes == 0 || !have_memdevs) {
        allocate_system_memory_nonnuma(mr, owner, name, ram_size);
        return;
    }

    memory_region_init(mr, owner, name, ram_size);
    for (i = 0; i < MAX_NODES; i++) {
        Error *local_err = NULL;
        uint64_t size = numa_info[i].node_mem;
        HostMemoryBackend *backend = numa_info[i].node_memdev;
        if (!backend) {
            continue;
        }
        MemoryRegion *seg = host_memory_backend_get_memory(backend, &local_err);
        if (local_err) {
            error_report_err(local_err);
            exit(1);
        }

        if (memory_region_is_mapped(seg)) {
            char *path = object_get_canonical_path_component(OBJECT(backend));
            error_report("memory backend %s is used multiple times. Each "
                         "-numa option must use a different memdev value.",
                         path);
            exit(1);
        }

        memory_region_add_subregion(mr, addr, seg);
        vmstate_register_ram_global(seg);
        addr += size;
    }
}
Beispiel #26
0
static int integratorcm_init(SysBusDevice *dev)
{
    integratorcm_state *s = FROM_SYSBUS(integratorcm_state, dev);

    s->cm_osc = 0x01000048;
    /* ??? What should the high bits of this value be?  */
    s->cm_auxosc = 0x0007feff;
    s->cm_sdram = 0x00011122;
    if (s->memsz >= 256) {
        integrator_spd[31] = 64;
        s->cm_sdram |= 0x10;
    } else if (s->memsz >= 128) {
        integrator_spd[31] = 32;
        s->cm_sdram |= 0x0c;
    } else if (s->memsz >= 64) {
        integrator_spd[31] = 16;
        s->cm_sdram |= 0x08;
    } else if (s->memsz >= 32) {
        integrator_spd[31] = 4;
        s->cm_sdram |= 0x04;
    } else {
        integrator_spd[31] = 2;
    }
    memcpy(integrator_spd + 73, "QEMU-MEMORY", 11);
    s->cm_init = 0x00000112;
    memory_region_init_ram(&s->flash, "integrator.flash", 0x100000);
    vmstate_register_ram_global(&s->flash);

    memory_region_init_io(&s->iomem, &integratorcm_ops, s,
                          "integratorcm", 0x00800000);
    sysbus_init_mmio(dev, &s->iomem);

    integratorcm_do_remap(s);
    /* ??? Save/restore.  */
    return 0;
}
static void labx_nios2_init(QEMUMachineInitArgs *args)
{
    MemoryRegion *address_space_mem = get_system_memory();

    int kernel_size;
    int fdt_size;
    void *fdt = get_device_tree(&fdt_size);
    hwaddr ddr_base = get_dram_base(fdt);
    MemoryRegion *phys_lmb_bram = g_new(MemoryRegion, 1);
    MemoryRegion *phys_ram = g_new(MemoryRegion, 1);
    MemoryRegion *phys_ram_alias = g_new(MemoryRegion, 1);

    /* Attach emulated BRAM through the LMB. LMB size is not specified
       in the device-tree but there must be one to hold the vector table. */
    memory_region_init_ram(phys_lmb_bram, "nios2.lmb_bram", LMB_BRAM_SIZE);
    vmstate_register_ram_global(phys_lmb_bram);
    memory_region_add_subregion(address_space_mem, 0x00000000, phys_lmb_bram);

    memory_region_init_ram(phys_ram, "nios2.ram", ram_size);
    vmstate_register_ram_global(phys_ram);
    memory_region_add_subregion(address_space_mem, ddr_base, phys_ram);
    memory_region_init_alias(phys_ram_alias, "nios2.ram.mirror",
                             phys_ram, 0, ram_size);
    memory_region_add_subregion(address_space_mem, ddr_base + 0xc0000000,
                                phys_ram_alias);

    /* Create cpus listed in the device-tree */
    add_to_force_table(cpus_probe, "cpu-probe", NULL);

    /* Create other devices listed in the device-tree */
    fdt_init_destroy_fdti(fdt_generic_create_machine(fdt, NULL));

    if (args->kernel_filename) {
        uint64_t entry = 0, low = 0, high = 0;
        uint32_t base32 = 0;

        /* Boots a kernel elf binary.  */
        kernel_size = load_elf(args->kernel_filename, NULL, NULL,
                               &entry, &low, &high,
                               0, ELF_MACHINE, 0);
        base32 = entry;
        if (base32 == 0xc0000000) {
            kernel_size = load_elf(args->kernel_filename, translate_kernel_address,
                                   NULL, &entry, NULL, NULL,
                                   0, ELF_MACHINE, 0);
        }
        /* Always boot into physical ram.  */
        boot_info.bootstrap_pc = ddr_base + 0xc0000000 + (entry & 0x07ffffff);

        /* If it wasn't an ELF image, try an u-boot image.  */
        if (kernel_size < 0) {
            hwaddr uentry, loadaddr;

            kernel_size = load_uimage(args->kernel_filename, &uentry, &loadaddr, 0);
            boot_info.bootstrap_pc = uentry;
            high = (loadaddr + kernel_size + 3) & ~3;
        }

        /* Not an ELF image nor an u-boot image, try a RAW image.  */
        if (kernel_size < 0) {
            kernel_size = load_image_targphys(args->kernel_filename, ddr_base,
                                              ram_size);
            boot_info.bootstrap_pc = ddr_base;
            high = (ddr_base + kernel_size + 3) & ~3;
        }

        if (args->initrd_filename) {
            uint32_t initrd_base = 0x88c00000;
            uint32_t initrd_size =
                load_image_targphys(args->initrd_filename, initrd_base,
                                    ram_size - initrd_base);
            if (initrd_size <= 0) {
                fprintf(stderr, "qemu: could not load initial ram disk '%s'\n",
                        args->initrd_filename);
                exit(1);
            }

            boot_info.initrd = initrd_base;
        } else {
            boot_info.initrd = 0x00000000;
        }

        boot_info.cmdline = high + 4096;
        if (args->kernel_cmdline && strlen(args->kernel_cmdline)) {
            pstrcpy_targphys("cmdline", boot_info.cmdline, 256, args->kernel_cmdline);
        }
        /* Provide a device-tree.  */
        boot_info.fdt = boot_info.cmdline + 4096;
        labx_load_device_tree(boot_info.fdt, ram_size,
                              0, 0,
                              args->kernel_cmdline);
    }
}
Beispiel #28
0
static void
milkymist_init(QEMUMachineInitArgs *args)
{
    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;
    LM32CPU *cpu;
    CPULM32State *env;
    int kernel_size;
    DriveInfo *dinfo;
    MemoryRegion *address_space_mem = get_system_memory();
    MemoryRegion *phys_sdram = g_new(MemoryRegion, 1);
    qemu_irq irq[32], *cpu_irq;
    int i;
    char *bios_filename;
    ResetInfo *reset_info;

    /* memory map */
    hwaddr flash_base   = 0x00000000;
    size_t flash_sector_size        = 128 * 1024;
    size_t flash_size               = 32 * 1024 * 1024;
    hwaddr sdram_base   = 0x40000000;
    size_t sdram_size               = 128 * 1024 * 1024;

    hwaddr initrd_base  = sdram_base + 0x1002000;
    hwaddr cmdline_base = sdram_base + 0x1000000;
    size_t initrd_max = sdram_size - 0x1002000;

    reset_info = g_malloc0(sizeof(ResetInfo));

    if (cpu_model == NULL) {
        cpu_model = "lm32-full";
    }
    cpu = cpu_lm32_init(cpu_model);
    if (cpu == NULL) {
        fprintf(stderr, "qemu: unable to find CPU '%s'\n", cpu_model);
        exit(1);
    }

    env = &cpu->env;
    reset_info->cpu = cpu;

    cpu_lm32_set_phys_msb_ignore(env, 1);

    memory_region_init_ram(phys_sdram, NULL, "milkymist.sdram", sdram_size);
    vmstate_register_ram_global(phys_sdram);
    memory_region_add_subregion(address_space_mem, sdram_base, phys_sdram);

    dinfo = drive_get(IF_PFLASH, 0, 0);
    /* Numonyx JS28F256J3F105 */
    pflash_cfi01_register(flash_base, NULL, "milkymist.flash", flash_size,
                          dinfo ? dinfo->bdrv : NULL, flash_sector_size,
                          flash_size / flash_sector_size, 2,
                          0x00, 0x89, 0x00, 0x1d, 1);

    /* create irq lines */
    cpu_irq = qemu_allocate_irqs(cpu_irq_handler, cpu, 1);
    env->pic_state = lm32_pic_init(*cpu_irq);
    for (i = 0; i < 32; i++) {
        irq[i] = qdev_get_gpio_in(env->pic_state, i);
    }

    /* load bios rom */
    if (bios_name == NULL) {
        bios_name = BIOS_FILENAME;
    }
    bios_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);

    if (bios_filename) {
        load_image_targphys(bios_filename, BIOS_OFFSET, BIOS_SIZE);
    }

    reset_info->bootstrap_pc = BIOS_OFFSET;

    /* if no kernel is given no valid bios rom is a fatal error */
    if (!kernel_filename && !dinfo && !bios_filename && !qtest_enabled()) {
        fprintf(stderr, "qemu: could not load Milkymist One bios '%s'\n",
                bios_name);
        exit(1);
    }

    milkymist_uart_create(0x60000000, irq[0]);
    milkymist_sysctl_create(0x60001000, irq[1], irq[2], irq[3],
            80000000, 0x10014d31, 0x0000041f, 0x00000001);
    milkymist_hpdmc_create(0x60002000);
    milkymist_vgafb_create(0x60003000, 0x40000000, 0x0fffffff);
    milkymist_memcard_create(0x60004000);
    milkymist_ac97_create(0x60005000, irq[4], irq[5], irq[6], irq[7]);
    milkymist_pfpu_create(0x60006000, irq[8]);
    milkymist_tmu2_create(0x60007000, irq[9]);
    milkymist_minimac2_create(0x60008000, 0x30000000, irq[10], irq[11]);
    milkymist_softusb_create(0x6000f000, irq[15],
            0x20000000, 0x1000, 0x20020000, 0x2000);

    /* make sure juart isn't the first chardev */
    env->juart_state = lm32_juart_init();

    if (kernel_filename) {
        uint64_t entry;

        /* Boots a kernel elf binary.  */
        kernel_size = load_elf(kernel_filename, NULL, NULL, &entry, NULL, NULL,
                               1, ELF_MACHINE, 0);
        reset_info->bootstrap_pc = entry;

        if (kernel_size < 0) {
            kernel_size = load_image_targphys(kernel_filename, sdram_base,
                                              sdram_size);
            reset_info->bootstrap_pc = sdram_base;
        }

        if (kernel_size < 0) {
            fprintf(stderr, "qemu: could not load kernel '%s'\n",
                    kernel_filename);
            exit(1);
        }
    }

    if (kernel_cmdline && strlen(kernel_cmdline)) {
        pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE,
                kernel_cmdline);
        reset_info->cmdline_base = (uint32_t)cmdline_base;
    }

    if (initrd_filename) {
        size_t initrd_size;
        initrd_size = load_image_targphys(initrd_filename, initrd_base,
                initrd_max);
        reset_info->initrd_base = (uint32_t)initrd_base;
        reset_info->initrd_size = (uint32_t)initrd_size;
    }

    qemu_register_reset(main_cpu_reset, reset_info);
}
Beispiel #29
0
PCIBus *typhoon_init(ram_addr_t ram_size, ISABus **isa_bus,
                     qemu_irq *p_rtc_irq,
                     AlphaCPU *cpus[4], pci_map_irq_fn sys_map_irq)
{
    const uint64_t MB = 1024 * 1024;
    const uint64_t GB = 1024 * MB;
    MemoryRegion *addr_space = get_system_memory();
    MemoryRegion *addr_space_io = get_system_io();
    DeviceState *dev;
    TyphoonState *s;
    PCIHostState *phb;
    PCIBus *b;
    int i;

    dev = qdev_create(NULL, TYPE_TYPHOON_PCI_HOST_BRIDGE);
    qdev_init_nofail(dev);

    s = TYPHOON_PCI_HOST_BRIDGE(dev);
    phb = PCI_HOST_BRIDGE(dev);

    /* Remember the CPUs so that we can deliver interrupts to them.  */
    for (i = 0; i < 4; i++) {
        AlphaCPU *cpu = cpus[i];
        s->cchip.cpu[i] = cpu;
        if (cpu != NULL) {
            cpu->alarm_timer = qemu_new_timer_ns(rtc_clock,
                                                 typhoon_alarm_timer,
                                                 (void *)((uintptr_t)s + i));
        }
    }

    *p_rtc_irq = *qemu_allocate_irqs(typhoon_set_timer_irq, s, 1);

    /* Main memory region, 0x00.0000.0000.  Real hardware supports 32GB,
       but the address space hole reserved at this point is 8TB.  */
    memory_region_init_ram(&s->ram_region, "ram", ram_size);
    vmstate_register_ram_global(&s->ram_region);
    memory_region_add_subregion(addr_space, 0, &s->ram_region);

    /* TIGbus, 0x801.0000.0000, 1GB.  */
    /* ??? The TIGbus is used for delivering interrupts, and access to
       the flash ROM.  I'm not sure that we need to implement it at all.  */

    /* Pchip0 CSRs, 0x801.8000.0000, 256MB.  */
    memory_region_init_io(&s->pchip.region, &pchip_ops, s, "pchip0", 256*MB);
    memory_region_add_subregion(addr_space, 0x80180000000ULL,
                                &s->pchip.region);

    /* Cchip CSRs, 0x801.A000.0000, 256MB.  */
    memory_region_init_io(&s->cchip.region, &cchip_ops, s, "cchip0", 256*MB);
    memory_region_add_subregion(addr_space, 0x801a0000000ULL,
                                &s->cchip.region);

    /* Dchip CSRs, 0x801.B000.0000, 256MB.  */
    memory_region_init_io(&s->dchip_region, &dchip_ops, s, "dchip0", 256*MB);
    memory_region_add_subregion(addr_space, 0x801b0000000ULL,
                                &s->dchip_region);

    /* Pchip0 PCI memory, 0x800.0000.0000, 4GB.  */
    memory_region_init(&s->pchip.reg_mem, "pci0-mem", 4*GB);
    memory_region_add_subregion(addr_space, 0x80000000000ULL,
                                &s->pchip.reg_mem);

    /* Pchip0 PCI I/O, 0x801.FC00.0000, 32MB.  */
    /* ??? Ideally we drop the "system" i/o space on the floor and give the
       PCI subsystem the full address space reserved by the chipset.
       We can't do that until the MEM and IO paths in memory.c are unified.  */
    memory_region_init_io(&s->pchip.reg_io, &alpha_pci_bw_io_ops, NULL,
                          "pci0-io", 32*MB);
    memory_region_add_subregion(addr_space, 0x801fc000000ULL,
                                &s->pchip.reg_io);

    b = pci_register_bus(dev, "pci",
                         typhoon_set_irq, sys_map_irq, s,
                         &s->pchip.reg_mem, addr_space_io, 0, 64, TYPE_PCI_BUS);
    phb->bus = b;

    /* Pchip0 PCI special/interrupt acknowledge, 0x801.F800.0000, 64MB.  */
    memory_region_init_io(&s->pchip.reg_iack, &alpha_pci_iack_ops, b,
                          "pci0-iack", 64*MB);
    memory_region_add_subregion(addr_space, 0x801f8000000ULL,
                                &s->pchip.reg_iack);

    /* Pchip0 PCI configuration, 0x801.FE00.0000, 16MB.  */
    memory_region_init_io(&s->pchip.reg_conf, &alpha_pci_conf1_ops, b,
                          "pci0-conf", 16*MB);
    memory_region_add_subregion(addr_space, 0x801fe000000ULL,
                                &s->pchip.reg_conf);

    /* For the record, these are the mappings for the second PCI bus.
       We can get away with not implementing them because we indicate
       via the Cchip.CSC<PIP> bit that Pchip1 is not present.  */
    /* Pchip1 PCI memory, 0x802.0000.0000, 4GB.  */
    /* Pchip1 CSRs, 0x802.8000.0000, 256MB.  */
    /* Pchip1 PCI special/interrupt acknowledge, 0x802.F800.0000, 64MB.  */
    /* Pchip1 PCI I/O, 0x802.FC00.0000, 32MB.  */
    /* Pchip1 PCI configuration, 0x802.FE00.0000, 16MB.  */

    /* Init the ISA bus.  */
    /* ??? Technically there should be a cy82c693ub pci-isa bridge.  */
    {
        qemu_irq isa_pci_irq, *isa_irqs;

        *isa_bus = isa_bus_new(NULL, addr_space_io);
        isa_pci_irq = *qemu_allocate_irqs(typhoon_set_isa_irq, s, 1);
        isa_irqs = i8259_init(*isa_bus, isa_pci_irq);
        isa_bus_irqs(*isa_bus, isa_irqs);
    }

    return b;
}
static void mpc8544ds_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)
{
    MemoryRegion *address_space_mem = get_system_memory();
    MemoryRegion *ram = g_new(MemoryRegion, 1);
    PCIBus *pci_bus;
    CPUPPCState *env = NULL;
    uint64_t elf_entry;
    uint64_t elf_lowaddr;
    target_phys_addr_t entry=0;
    target_phys_addr_t loadaddr=UIMAGE_LOAD_BASE;
    target_long kernel_size=0;
    target_ulong dt_base = 0;
    target_ulong initrd_base = 0;
    target_long initrd_size=0;
    int i=0;
    unsigned int pci_irq_nrs[4] = {1, 2, 3, 4};
    qemu_irq **irqs, *mpic;
    DeviceState *dev;
    CPUPPCState *firstenv = NULL;

    /* Setup CPUs */
    if (cpu_model == NULL) {
        cpu_model = "e500v2_v30";
    }

    irqs = g_malloc0(smp_cpus * sizeof(qemu_irq *));
    irqs[0] = g_malloc0(smp_cpus * sizeof(qemu_irq) * OPENPIC_OUTPUT_NB);
    for (i = 0; i < smp_cpus; i++) {
        PowerPCCPU *cpu;
        qemu_irq *input;

        cpu = cpu_ppc_init(cpu_model);
        if (cpu == NULL) {
            fprintf(stderr, "Unable to initialize CPU!\n");
            exit(1);
        }
        env = &cpu->env;

        if (!firstenv) {
            firstenv = env;
        }

        irqs[i] = irqs[0] + (i * OPENPIC_OUTPUT_NB);
        input = (qemu_irq *)env->irq_inputs;
        irqs[i][OPENPIC_OUTPUT_INT] = input[PPCE500_INPUT_INT];
        irqs[i][OPENPIC_OUTPUT_CINT] = input[PPCE500_INPUT_CINT];
        env->spr[SPR_BOOKE_PIR] = env->cpu_index = i;

        ppc_booke_timers_init(env, 400000000, PPC_TIMER_E500);

        /* Register reset handler */
        if (!i) {
            /* Primary CPU */
            struct boot_info *boot_info;
            boot_info = g_malloc0(sizeof(struct boot_info));
            qemu_register_reset(mpc8544ds_cpu_reset, cpu);
            env->load_info = boot_info;
        } else {
            /* Secondary CPUs */
            qemu_register_reset(mpc8544ds_cpu_reset_sec, cpu);
        }
    }

    env = firstenv;

    /* Fixup Memory size on a alignment boundary */
    ram_size &= ~(RAM_SIZES_ALIGN - 1);

    /* Register Memory */
    memory_region_init_ram(ram, "mpc8544ds.ram", ram_size);
    vmstate_register_ram_global(ram);
    memory_region_add_subregion(address_space_mem, 0, ram);

    /* MPIC */
    mpic = mpic_init(address_space_mem, MPC8544_MPIC_REGS_BASE,
                     smp_cpus, irqs, NULL);

    if (!mpic) {
        cpu_abort(env, "MPIC failed to initialize\n");
    }

    /* Serial */
    if (serial_hds[0]) {
        serial_mm_init(address_space_mem, MPC8544_SERIAL0_REGS_BASE,
                       0, mpic[12+26], 399193,
                       serial_hds[0], DEVICE_BIG_ENDIAN);
    }

    if (serial_hds[1]) {
        serial_mm_init(address_space_mem, MPC8544_SERIAL1_REGS_BASE,
                       0, mpic[12+26], 399193,
                       serial_hds[0], DEVICE_BIG_ENDIAN);
    }

    /* General Utility device */
    sysbus_create_simple("mpc8544-guts", MPC8544_UTIL_BASE, NULL);

    /* PCI */
    dev = sysbus_create_varargs("e500-pcihost", MPC8544_PCI_REGS_BASE,
                                mpic[pci_irq_nrs[0]], mpic[pci_irq_nrs[1]],
                                mpic[pci_irq_nrs[2]], mpic[pci_irq_nrs[3]],
                                NULL);
    pci_bus = (PCIBus *)qdev_get_child_bus(dev, "pci.0");
    if (!pci_bus)
        printf("couldn't create PCI controller!\n");

    isa_mmio_init(MPC8544_PCI_IO, MPC8544_PCI_IOLEN);

    if (pci_bus) {
        /* Register network interfaces. */
        for (i = 0; i < nb_nics; i++) {
            pci_nic_init_nofail(&nd_table[i], "virtio", NULL);
        }
    }

    /* Register spinning region */
    sysbus_create_simple("e500-spin", MPC8544_SPIN_BASE, NULL);

    /* Load kernel. */
    if (kernel_filename) {
        kernel_size = load_uimage(kernel_filename, &entry, &loadaddr, NULL);
        if (kernel_size < 0) {
            kernel_size = load_elf(kernel_filename, NULL, NULL, &elf_entry,
                                   &elf_lowaddr, NULL, 1, ELF_MACHINE, 0);
            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 + INITRD_LOAD_PAD) & ~INITRD_PAD_MASK;
        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) {
        struct boot_info *boot_info;

#ifndef CONFIG_FDT
        cpu_abort(env, "Compiled without FDT support - can't load kernel\n");
#endif
        dt_base = (kernel_size + DTC_LOAD_PAD) & ~DTC_PAD_MASK;
        if (mpc8544_load_device_tree(env, dt_base, ram_size,
                    initrd_base, initrd_size, kernel_cmdline) < 0) {
            fprintf(stderr, "couldn't load device tree\n");
            exit(1);
        }

        boot_info = env->load_info;
        boot_info->entry = entry;
        boot_info->dt_base = dt_base;
    }

    if (kvm_enabled()) {
        kvmppc_init();
    }
}