Ejemplo n.º 1
0
Archivo: boston.c Proyecto: mdroth/qemu
static inline XilinxPCIEHost *
xilinx_pcie_init(MemoryRegion *sys_mem, uint32_t bus_nr,
                 hwaddr cfg_base, uint64_t cfg_size,
                 hwaddr mmio_base, uint64_t mmio_size,
                 qemu_irq irq, bool link_up)
{
    DeviceState *dev;
    MemoryRegion *cfg, *mmio;

    dev = qdev_create(NULL, TYPE_XILINX_PCIE_HOST);

    qdev_prop_set_uint32(dev, "bus_nr", bus_nr);
    qdev_prop_set_uint64(dev, "cfg_base", cfg_base);
    qdev_prop_set_uint64(dev, "cfg_size", cfg_size);
    qdev_prop_set_uint64(dev, "mmio_base", mmio_base);
    qdev_prop_set_uint64(dev, "mmio_size", mmio_size);
    qdev_prop_set_bit(dev, "link_up", link_up);

    qdev_init_nofail(dev);

    cfg = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0);
    memory_region_add_subregion_overlap(sys_mem, cfg_base, cfg, 0);

    mmio = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 1);
    memory_region_add_subregion_overlap(sys_mem, 0, mmio, 0);

    qdev_connect_gpio_out_named(dev, "interrupt_out", 0, irq);

    return XILINX_PCIE_HOST(dev);
}
Ejemplo n.º 2
0
Archivo: q35.c Proyecto: m000/panda
static void mch_realize(PCIDevice *d, Error **errp)
{
    int i;
    MCHPCIState *mch = MCH_PCI_DEVICE(d);

    /* setup pci memory mapping */
    pc_pci_as_mapping_init(OBJECT(mch), mch->system_memory,
                           mch->pci_address_space);

    /* if *disabled* show SMRAM to all CPUs */
    memory_region_init_alias(&mch->smram_region, OBJECT(mch), "smram-region",
                             mch->pci_address_space, 0xa0000, 0x20000);
    memory_region_add_subregion_overlap(mch->system_memory, 0xa0000,
                                        &mch->smram_region, 1);
    memory_region_set_enabled(&mch->smram_region, true);

    memory_region_init_alias(&mch->open_high_smram, OBJECT(mch), "smram-open-high",
                             mch->ram_memory, 0xa0000, 0x20000);
    memory_region_add_subregion_overlap(mch->system_memory, 0xfeda0000,
                                        &mch->open_high_smram, 1);
    memory_region_set_enabled(&mch->open_high_smram, false);

    /* smram, as seen by SMM CPUs */
    memory_region_init(&mch->smram, OBJECT(mch), "smram", 1ull << 32);
    memory_region_set_enabled(&mch->smram, true);
    memory_region_init_alias(&mch->low_smram, OBJECT(mch), "smram-low",
                             mch->ram_memory, 0xa0000, 0x20000);
    memory_region_set_enabled(&mch->low_smram, true);
    memory_region_add_subregion(&mch->smram, 0xa0000, &mch->low_smram);
    memory_region_init_alias(&mch->high_smram, OBJECT(mch), "smram-high",
                             mch->ram_memory, 0xa0000, 0x20000);
    memory_region_set_enabled(&mch->high_smram, true);
    memory_region_add_subregion(&mch->smram, 0xfeda0000, &mch->high_smram);

    memory_region_init_io(&mch->tseg_blackhole, OBJECT(mch),
                          &tseg_blackhole_ops, NULL,
                          "tseg-blackhole", 0);
    memory_region_set_enabled(&mch->tseg_blackhole, false);
    memory_region_add_subregion_overlap(mch->system_memory,
                                        mch->below_4g_mem_size,
                                        &mch->tseg_blackhole, 1);

    memory_region_init_alias(&mch->tseg_window, OBJECT(mch), "tseg-window",
                             mch->ram_memory, mch->below_4g_mem_size, 0);
    memory_region_set_enabled(&mch->tseg_window, false);
    memory_region_add_subregion(&mch->smram, mch->below_4g_mem_size,
                                &mch->tseg_window);
    object_property_add_const_link(qdev_get_machine(), "smram",
                                   OBJECT(&mch->smram), &error_abort);

    init_pam(DEVICE(mch), mch->ram_memory, mch->system_memory,
             mch->pci_address_space, &mch->pam_regions[0],
             PAM_BIOS_BASE, PAM_BIOS_SIZE);
    for (i = 0; i < 12; ++i) {
        init_pam(DEVICE(mch), mch->ram_memory, mch->system_memory,
                 mch->pci_address_space, &mch->pam_regions[i+1],
                 PAM_EXPAN_BASE + i * PAM_EXPAN_SIZE, PAM_EXPAN_SIZE);
    }
}
Ejemplo n.º 3
0
Archivo: q35.c Proyecto: AlexHai/qemu
static int mch_init(PCIDevice *d)
{
    int i;
    MCHPCIState *mch = MCH_PCI_DEVICE(d);

    /* setup pci memory mapping */
    pc_pci_as_mapping_init(OBJECT(mch), mch->system_memory,
                           mch->pci_address_space);

    /* smram */
    cpu_smm_register(&mch_set_smm, mch);
    memory_region_init_alias(&mch->smram_region, OBJECT(mch), "smram-region",
                             mch->pci_address_space, 0xa0000, 0x20000);
    memory_region_add_subregion_overlap(mch->system_memory, 0xa0000,
                                        &mch->smram_region, 1);
    memory_region_set_enabled(&mch->smram_region, false);
    init_pam(DEVICE(mch), mch->ram_memory, mch->system_memory,
             mch->pci_address_space, &mch->pam_regions[0],
             PAM_BIOS_BASE, PAM_BIOS_SIZE);
    for (i = 0; i < 12; ++i) {
        init_pam(DEVICE(mch), mch->ram_memory, mch->system_memory,
                 mch->pci_address_space, &mch->pam_regions[i+1],
                 PAM_EXPAN_BASE + i * PAM_EXPAN_SIZE, PAM_EXPAN_SIZE);
    }
    /* Intel IOMMU (VT-d) */
    if (qemu_opt_get_bool(qemu_get_machine_opts(), "iommu", false)) {
        mch_init_dmar(mch);
    }
    return 0;
}
Ejemplo n.º 4
0
/* setup pci memory address space mapping into system address space */
void pc_pci_as_mapping_init(Object *owner, MemoryRegion *system_memory,
                            MemoryRegion *pci_address_space)
{
    /* Set to lower priority than RAM */
    memory_region_add_subregion_overlap(system_memory, 0x0,
                                        pci_address_space, -1);
}
Ejemplo n.º 5
0
static void sysbus_mmio_map_common(SysBusDevice *dev, int n, hwaddr addr,
                                   bool may_overlap, int priority)
{
    assert(n >= 0 && n < dev->num_mmio);

    if (dev->mmio[n].addr == addr) {
        /* ??? region already mapped here.  */
        return;
    }
    if (dev->mmio[n].addr != (hwaddr)-1) {
        /* Unregister previous mapping.  */
        memory_region_del_subregion(get_system_memory(), dev->mmio[n].memory);
    }
    dev->mmio[n].addr = addr;
    if (may_overlap) {
        memory_region_add_subregion_overlap(get_system_memory(),
                                            addr,
                                            dev->mmio[n].memory,
                                            priority);
    }
    else {
        memory_region_add_subregion(get_system_memory(),
                                    addr,
                                    dev->mmio[n].memory);
    }
}
Ejemplo n.º 6
0
static void microbit_init(MachineState *machine)
{
    MicrobitMachineState *s = MICROBIT_MACHINE(machine);
    MemoryRegion *system_memory = get_system_memory();
    MemoryRegion *mr;
    Object *soc = OBJECT(&s->nrf51);
    Object *i2c = OBJECT(&s->i2c);

    sysbus_init_child_obj(OBJECT(machine), "nrf51", soc, sizeof(s->nrf51),
                          TYPE_NRF51_SOC);
    qdev_prop_set_chr(DEVICE(&s->nrf51), "serial0", serial_hd(0));
    object_property_set_link(soc, OBJECT(system_memory), "memory",
                             &error_fatal);
    object_property_set_bool(soc, true, "realized", &error_fatal);

    /*
     * Overlap the TWI stub device into the SoC.  This is a microbit-specific
     * hack until we implement the nRF51 TWI controller properly and the
     * magnetometer/accelerometer devices.
     */
    sysbus_init_child_obj(OBJECT(machine), "microbit.twi", i2c,
                          sizeof(s->i2c), TYPE_MICROBIT_I2C);
    object_property_set_bool(i2c, true, "realized", &error_fatal);
    mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(i2c), 0);
    memory_region_add_subregion_overlap(&s->nrf51.container, NRF51_TWI_BASE,
                                        mr, -1);

    armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename,
                       NRF51_SOC(soc)->flash_size);
}
Ejemplo n.º 7
0
void init_pam(DeviceState *dev, MemoryRegion *ram_memory,
              MemoryRegion *system_memory, MemoryRegion *pci_address_space,
              PAMMemoryRegion *mem, uint32_t start, uint32_t size)
{
    int i;

    /* RAM */
    memory_region_init_alias(&mem->alias[3], OBJECT(dev), "pam-ram", ram_memory,
                             start, size);
    /* ROM (XXX: not quite correct) */
    memory_region_init_alias(&mem->alias[1], OBJECT(dev), "pam-rom", ram_memory,
                             start, size);
    memory_region_set_readonly(&mem->alias[1], true);

    /* XXX: should distinguish read/write cases */
    memory_region_init_alias(&mem->alias[0], OBJECT(dev), "pam-pci", pci_address_space,
                             start, size);
    memory_region_init_alias(&mem->alias[2], OBJECT(dev), "pam-pci", ram_memory,
                             start, size);

    for (i = 0; i < 4; ++i) {
        memory_region_set_enabled(&mem->alias[i], false);
        memory_region_add_subregion_overlap(system_memory, start,
                                            &mem->alias[i], 1);
    }
    mem->current = 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);
}
Ejemplo n.º 9
0
static void vga_isa_realizefn(DeviceState *dev, Error **errp)
{
    ISADevice *isadev = ISA_DEVICE(dev);
    ISAVGAState *d = ISA_VGA(dev);
    VGACommonState *s = &d->state;
    MemoryRegion *vga_io_memory;
    const MemoryRegionPortio *vga_ports, *vbe_ports;

    vga_common_init(s, OBJECT(dev));
    s->legacy_address_space = isa_address_space(isadev);
    vga_io_memory = vga_init_io(s, OBJECT(dev), &vga_ports, &vbe_ports);
    isa_register_portio_list(isadev, 0x3b0, vga_ports, s, "vga");
    if (vbe_ports) {
        isa_register_portio_list(isadev, 0x1ce, vbe_ports, s, "vbe");
    }
    memory_region_add_subregion_overlap(isa_address_space(isadev),
                                        isa_mem_base + 0x000a0000,
                                        vga_io_memory, 1);
    memory_region_set_coalescing(vga_io_memory);
    s->con = graphic_console_init(DEVICE(dev), s->hw_ops, s);

    vga_init_vbe(s, OBJECT(dev), isa_address_space(isadev));
    /* ROM BIOS */
    rom_add_vga(VGABIOS_FILENAME);
}
Ejemplo n.º 10
0
static int vga_initfn(ISADevice *dev)
{
    ISAVGAState *d = DO_UPCAST(ISAVGAState, dev, dev);
    VGACommonState *s = &d->state;
    MemoryRegion *vga_io_memory;
    const MemoryRegionPortio *vga_ports, *vbe_ports;

    vga_common_init(s);
    s->legacy_address_space = isa_address_space(dev);
    vga_io_memory = vga_init_io(s, &vga_ports, &vbe_ports);
    isa_register_portio_list(dev, 0x3b0, vga_ports, s, "vga");
    if (vbe_ports) {
        isa_register_portio_list(dev, 0x1ce, vbe_ports, s, "vbe");
    }
    memory_region_add_subregion_overlap(isa_address_space(dev),
                                        isa_mem_base + 0x000a0000,
                                        vga_io_memory, 1);
    memory_region_set_coalescing(vga_io_memory);
    s->con = graphic_console_init(s->update, s->invalidate,
                                  s->screen_dump, s->text_update, s);

    vga_init_vbe(s, isa_address_space(dev));
    /* ROM BIOS */
    rom_add_vga(VGABIOS_FILENAME);
    return 0;
}
Ejemplo n.º 11
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);
}
Ejemplo n.º 12
0
static void rs6000mc_realize(DeviceState *dev, Error **errp)
{
    RS6000MCState *s = RS6000MC_DEVICE(dev);
    int socket = 0;
    unsigned int ram_size = s->ram_size / MiB;

    while (socket < 6) {
        if (ram_size >= 64) {
            s->simm_size[socket] = 32;
            s->simm_size[socket + 1] = 32;
            ram_size -= 64;
        } else if (ram_size >= 16) {
            s->simm_size[socket] = 8;
            s->simm_size[socket + 1] = 8;
            ram_size -= 16;
        } else {
            /* Not enough memory */
            break;
        }
        socket += 2;
    }

    for (socket = 0; socket < 6; socket++) {
        if (s->simm_size[socket]) {
            char name[] = "simm.?";
            name[5] = socket + '0';
            memory_region_allocate_system_memory(&s->simm[socket], OBJECT(dev),
                                                 name,
                                                 s->simm_size[socket] * MiB);
            memory_region_add_subregion_overlap(get_system_memory(), 0,
                                                &s->simm[socket], socket);
        }
    }
    if (ram_size) {
        /* unable to push all requested RAM in SIMMs */
        error_setg(errp, "RAM size incompatible with this board. "
                   "Try again with something else, like %" PRId64 " MB",
                   s->ram_size / MiB - ram_size);
        return;
    }

    if (s->autoconfigure) {
        uint32_t start_address = 0;
        for (socket = 0; socket < 6; socket++) {
            if (s->simm_size[socket]) {
                memory_region_set_enabled(&s->simm[socket], true);
                memory_region_set_address(&s->simm[socket], start_address);
                start_address += memory_region_size(&s->simm[socket]);
            }
        }
    }

    isa_register_portio_list(ISA_DEVICE(dev), &s->portio, 0x0,
                             rs6000mc_port_list, s, "rs6000mc");
}
Ejemplo n.º 13
0
static void onenand_mem_setup(OneNANDState *s)
{
    /* XXX: We should use IO_MEM_ROMD but we broke it earlier...
     * Both 0x0000 ... 0x01ff and 0x8000 ... 0x800f can be used to
     * write boot commands.  Also take note of the BWPS bit.  */
    memory_region_init(&s->container, "onenand", 0x10000 << s->shift);
    memory_region_add_subregion(&s->container, 0, &s->iomem);
    memory_region_init_alias(&s->mapped_ram, "onenand-mapped-ram",
                             &s->ram, 0x0200 << s->shift,
                             0xbe00 << s->shift);
    memory_region_add_subregion_overlap(&s->container,
                                        0x0200 << s->shift,
                                        &s->mapped_ram,
                                        1);
}
Ejemplo n.º 14
0
static void pci_bridge_init_alias(PCIBridge *bridge, MemoryRegion *alias,
                                  uint8_t type, const char *name,
                                  MemoryRegion *space,
                                  MemoryRegion *parent_space,
                                  bool enabled)
{
    pcibus_t base = pci_bridge_get_base(&bridge->dev, type);
    pcibus_t limit = pci_bridge_get_limit(&bridge->dev, type);
    /* TODO: this doesn't handle base = 0 limit = 2^64 - 1 correctly.
     * Apparently no way to do this with existing memory APIs. */
    pcibus_t size = enabled && limit >= base ? limit + 1 - base : 0;

    memory_region_init_alias(alias, name, space, base, size);
    memory_region_add_subregion_overlap(parent_space, base, alias, 1);
}
Ejemplo n.º 15
0
static int mch_init(PCIDevice *d)
{
    int i;
    hwaddr pci_hole64_size;
    MCHPCIState *mch = MCH_PCI_DEVICE(d);

    /* Leave enough space for the biggest MCFG BAR */
    /* TODO: this matches current bios behaviour, but
     * it's not a power of two, which means an MTRR
     * can't cover it exactly.
     */
    mch->guest_info->pci_info.w32.begin = MCH_HOST_BRIDGE_PCIEXBAR_DEFAULT +
        MCH_HOST_BRIDGE_PCIEXBAR_MAX;

    /* setup pci memory regions */
    memory_region_init_alias(&mch->pci_hole, OBJECT(mch), "pci-hole",
                             mch->pci_address_space,
                             mch->below_4g_mem_size,
                             0x100000000ULL - mch->below_4g_mem_size);
    memory_region_add_subregion(mch->system_memory, mch->below_4g_mem_size,
                                &mch->pci_hole);
    pci_hole64_size = (sizeof(hwaddr) == 4 ? 0 :
                       ((uint64_t)1 << 62));
    memory_region_init_alias(&mch->pci_hole_64bit, OBJECT(mch), "pci-hole64",
                             mch->pci_address_space,
                             0x100000000ULL + mch->above_4g_mem_size,
                             pci_hole64_size);
    if (pci_hole64_size) {
        memory_region_add_subregion(mch->system_memory,
                                    0x100000000ULL + mch->above_4g_mem_size,
                                    &mch->pci_hole_64bit);
    }
    /* smram */
    cpu_smm_register(&mch_set_smm, mch);
    memory_region_init_alias(&mch->smram_region, OBJECT(mch), "smram-region",
                             mch->pci_address_space, 0xa0000, 0x20000);
    memory_region_add_subregion_overlap(mch->system_memory, 0xa0000,
                                        &mch->smram_region, 1);
    memory_region_set_enabled(&mch->smram_region, false);
    init_pam(DEVICE(mch), mch->ram_memory, mch->system_memory, mch->pci_address_space,
             &mch->pam_regions[0], PAM_BIOS_BASE, PAM_BIOS_SIZE);
    for (i = 0; i < 12; ++i) {
        init_pam(DEVICE(mch), mch->ram_memory, mch->system_memory, mch->pci_address_space,
                 &mch->pam_regions[i+1], PAM_EXPAN_BASE + i * PAM_EXPAN_SIZE,
                 PAM_EXPAN_SIZE);
    }
    return 0;
}
Ejemplo n.º 16
0
static void nrf51_soc_realize(DeviceState *dev_soc, Error **errp)
{
    NRF51State *s = NRF51_SOC(dev_soc);
    Error *err = NULL;

    if (!s->board_memory) {
        error_setg(errp, "memory property was not set");
        return;
    }

    object_property_set_link(OBJECT(&s->cpu), OBJECT(&s->container), "memory",
            &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    object_property_set_bool(OBJECT(&s->cpu), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion_overlap(&s->container, 0, s->board_memory, -1);

    memory_region_init_rom(&s->flash, OBJECT(s), "nrf51.flash", s->flash_size,
            &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    memory_region_add_subregion(&s->container, FLASH_BASE, &s->flash);

    memory_region_init_ram(&s->sram, NULL, "nrf51.sram", s->sram_size, &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    memory_region_add_subregion(&s->container, SRAM_BASE, &s->sram);

    create_unimplemented_device("nrf51_soc.io", IOMEM_BASE, IOMEM_SIZE);
    create_unimplemented_device("nrf51_soc.ficr", FICR_BASE, FICR_SIZE);
    create_unimplemented_device("nrf51_soc.private",
                                PRIVATE_BASE, PRIVATE_SIZE);
}
Ejemplo n.º 17
0
static int mch_init(PCIDevice *d)
{
    int i;
    MCHPCIState *mch = MCH_PCI_DEVICE(d);
    uint64_t pci_hole64_size;

    /* setup pci memory regions */
    memory_region_init_alias(&mch->pci_hole, OBJECT(mch), "pci-hole",
                             mch->pci_address_space,
                             mch->below_4g_mem_size,
                             0x100000000ULL - mch->below_4g_mem_size);
    memory_region_add_subregion(mch->system_memory, mch->below_4g_mem_size,
                                &mch->pci_hole);

    pci_hole64_size = pci_host_get_hole64_size(mch->pci_hole64_size);
    pc_init_pci64_hole(&mch->pci_info, 0x100000000ULL + mch->above_4g_mem_size,
                       pci_hole64_size);
    memory_region_init_alias(&mch->pci_hole_64bit, OBJECT(mch), "pci-hole64",
                             mch->pci_address_space,
                             mch->pci_info.w64.begin,
                             pci_hole64_size);
    if (pci_hole64_size) {
        memory_region_add_subregion(mch->system_memory,
                                    mch->pci_info.w64.begin,
                                    &mch->pci_hole_64bit);
    }
    /* smram */
    cpu_smm_register(&mch_set_smm, mch);
    memory_region_init_alias(&mch->smram_region, OBJECT(mch), "smram-region",
                             mch->pci_address_space, 0xa0000, 0x20000);
    memory_region_add_subregion_overlap(mch->system_memory, 0xa0000,
                                        &mch->smram_region, 1);
    memory_region_set_enabled(&mch->smram_region, false);
    init_pam(DEVICE(mch), mch->ram_memory, mch->system_memory, mch->pci_address_space,
             &mch->pam_regions[0], PAM_BIOS_BASE, PAM_BIOS_SIZE);
    for (i = 0; i < 12; ++i) {
        init_pam(DEVICE(mch), mch->ram_memory, mch->system_memory, mch->pci_address_space,
                 &mch->pam_regions[i+1], PAM_EXPAN_BASE + i * PAM_EXPAN_SIZE,
                 PAM_EXPAN_SIZE);
    }
    return 0;
}
Ejemplo n.º 18
0
/* DMA mapping */
static void ppc440_pcix_update_pim(PPC440PCIXState *s, int idx)
{
    MemoryRegion *mem = &s->pim[idx].mr;
    char *name;
    uint64_t size;

    /* Before we modify anything, unmap and destroy the region */
    ppc440_pcix_clear_region(&s->bm, mem);

    if (!(s->pim[idx].sa & 1)) {
        /* Not enabled, nothing to do */
        return;
    }

    name = g_strdup_printf("PCI Inbound Window %d", idx);
    size = ~(s->pim[idx].sa & ~7ULL) + 1;
    memory_region_init_alias(mem, OBJECT(s), name, get_system_memory(),
                             s->pim[idx].la, size);
    memory_region_add_subregion_overlap(&s->bm, 0, mem, -1);
    g_free(name);

    trace_ppc440_pcix_update_pim(idx, size, s->pim[idx].la);
}
Ejemplo n.º 19
0
static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp)
{
    BCM2835PeripheralState *s = BCM2835_PERIPHERALS(dev);
    Object *obj;
    MemoryRegion *ram;
    Error *err = NULL;
    uint64_t ram_size, vcram_size;
    int n;

    obj = object_property_get_link(OBJECT(dev), "ram", &err);
    if (obj == NULL) {
        error_setg(errp, "%s: required ram link not found: %s",
                   __func__, error_get_pretty(err));
        return;
    }

    ram = MEMORY_REGION(obj);
    ram_size = memory_region_size(ram);

    /* Map peripherals and RAM into the GPU address space. */
    memory_region_init_alias(&s->peri_mr_alias, OBJECT(s),
                             "bcm2835-peripherals", &s->peri_mr, 0,
                             memory_region_size(&s->peri_mr));

    memory_region_add_subregion_overlap(&s->gpu_bus_mr, BCM2835_VC_PERI_BASE,
                                        &s->peri_mr_alias, 1);

    /* RAM is aliased four times (different cache configurations) on the GPU */
    for (n = 0; n < 4; n++) {
        memory_region_init_alias(&s->ram_alias[n], OBJECT(s),
                                 "bcm2835-gpu-ram-alias[*]", ram, 0, ram_size);
        memory_region_add_subregion_overlap(&s->gpu_bus_mr, (hwaddr)n << 30,
                                            &s->ram_alias[n], 0);
    }

    /* Interrupt Controller */
    object_property_set_bool(OBJECT(&s->ic), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, ARMCTRL_IC_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->ic), 0));
    sysbus_pass_irq(SYS_BUS_DEVICE(s), SYS_BUS_DEVICE(&s->ic));

    /* UART0 */
    qdev_prop_set_chr(DEVICE(s->uart0), "chardev", serial_hd(0));
    object_property_set_bool(OBJECT(s->uart0), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, UART0_OFFSET,
                                sysbus_mmio_get_region(s->uart0, 0));
    sysbus_connect_irq(s->uart0, 0,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
                               INTERRUPT_UART));
    /* AUX / UART1 */
    qdev_prop_set_chr(DEVICE(&s->aux), "chardev", serial_hd(1));

    object_property_set_bool(OBJECT(&s->aux), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, UART1_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->aux), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->aux), 0,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
                               INTERRUPT_AUX));

    /* System timer */
    object_property_set_bool(OBJECT(&s->st), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, ST_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->st), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->st), 0,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
                               INTERRUPT_TIMER0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->st), 1,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
                               INTERRUPT_TIMER1));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->st), 2,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
                               INTERRUPT_TIMER2));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->st), 3,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
                               INTERRUPT_TIMER3));

    /* ARM timer */
    object_property_set_bool(OBJECT(&s->timer), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, ARMCTRL_TIMER0_1_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->timer), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->timer), 0,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_ARM_IRQ,
                               INTERRUPT_ARM_TIMER));

    /* USB controller */
    object_property_set_bool(OBJECT(&s->usb), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, USB_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->usb), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->usb), 0,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
                               INTERRUPT_USB));

    /* MPHI - Message-based Parallel Host Interface */
    object_property_set_bool(OBJECT(&s->mphi), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, MPHI_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->mphi), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->mphi), 0,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
                               INTERRUPT_HOSTPORT));

    /* Mailboxes */
    object_property_set_bool(OBJECT(&s->mboxes), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, ARMCTRL_0_SBM_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->mboxes), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->mboxes), 0,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_ARM_IRQ,
                               INTERRUPT_ARM_MAILBOX));

    /* Power management */
    object_property_set_bool(OBJECT(&s->power), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->mbox_mr, MBOX_CHAN_POWER << MBOX_AS_CHAN_SHIFT,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->power), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->power), 0,
                       qdev_get_gpio_in(DEVICE(&s->mboxes), MBOX_CHAN_POWER));

    /* Framebuffer */
    vcram_size = object_property_get_uint(OBJECT(s), "vcram-size", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    object_property_set_uint(OBJECT(&s->fb), ram_size - vcram_size,
                             "vcram-base", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    object_property_set_bool(OBJECT(&s->fb), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->mbox_mr, MBOX_CHAN_FB << MBOX_AS_CHAN_SHIFT,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->fb), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->fb), 0,
                       qdev_get_gpio_in(DEVICE(&s->mboxes), MBOX_CHAN_FB));

    /* Property channel */
    object_property_set_bool(OBJECT(&s->property), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->mbox_mr,
                MBOX_CHAN_PROPERTY << MBOX_AS_CHAN_SHIFT,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->property), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->property), 0,
                      qdev_get_gpio_in(DEVICE(&s->mboxes), MBOX_CHAN_PROPERTY));

    /* Random Number Generator */
    object_property_set_bool(OBJECT(&s->rng), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, RNG_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->rng), 0));

    /* Extended Mass Media Controller
     *
     * Compatible with:
     * - SD Host Controller Specification Version 3.0 Draft 1.0
     * - SDIO Specification Version 3.0
     * - MMC Specification Version 4.4
     *
     * For the exact details please refer to the Arasan documentation:
     *   SD3.0_Host_AHB_eMMC4.4_Usersguide_ver5.9_jan11_10.pdf
     */
    object_property_set_uint(OBJECT(&s->sdhci), 3, "sd-spec-version", &err);
    object_property_set_uint(OBJECT(&s->sdhci), BCM2835_SDHC_CAPAREG, "capareg",
                             &err);
    object_property_set_bool(OBJECT(&s->sdhci), true, "pending-insert-quirk",
                             &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    object_property_set_bool(OBJECT(&s->sdhci), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, EMMC_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->sdhci), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->sdhci), 0,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
                               INTERRUPT_ARASANSDIO));

    /* SDHOST */
    object_property_set_bool(OBJECT(&s->sdhost), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, MMCI0_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->sdhost), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->sdhost), 0,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
                               INTERRUPT_SDIO));

    /* DMA Channels */
    object_property_set_bool(OBJECT(&s->dma), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, DMA_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->dma), 0));
    memory_region_add_subregion(&s->peri_mr, DMA15_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->dma), 1));

    for (n = 0; n <= 12; n++) {
        sysbus_connect_irq(SYS_BUS_DEVICE(&s->dma), n,
                           qdev_get_gpio_in_named(DEVICE(&s->ic),
                                                  BCM2835_IC_GPU_IRQ,
                                                  INTERRUPT_DMA0 + n));
    }

    /* GPIO */
    object_property_set_bool(OBJECT(&s->gpio), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, GPIO_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->gpio), 0));

    object_property_add_alias(OBJECT(s), "sd-bus", OBJECT(&s->gpio), "sd-bus",
                              &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
}
Ejemplo n.º 20
0
Archivo: boston.c Proyecto: mdroth/qemu
static void boston_mach_init(MachineState *machine)
{
    DeviceState *dev;
    BostonState *s;
    Error *err = NULL;
    const char *cpu_model;
    MemoryRegion *flash, *ddr, *ddr_low_alias, *lcd, *platreg;
    MemoryRegion *sys_mem = get_system_memory();
    XilinxPCIEHost *pcie2;
    PCIDevice *ahci;
    DriveInfo *hd[6];
    Chardev *chr;
    int fw_size, fit_err;
    bool is_64b;

    if ((machine->ram_size % G_BYTE) ||
        (machine->ram_size > (2 * G_BYTE))) {
        error_report("Memory size must be 1GB or 2GB");
        exit(1);
    }

    cpu_model = machine->cpu_model ?: "I6400";

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

    s = BOSTON(dev);
    s->mach = machine;
    s->cps = g_new0(MIPSCPSState, 1);

    if (!cpu_supports_cps_smp(cpu_model)) {
        error_report("Boston requires CPUs which support CPS");
        exit(1);
    }

    is_64b = cpu_supports_isa(cpu_model, ISA_MIPS64);

    object_initialize(s->cps, sizeof(MIPSCPSState), TYPE_MIPS_CPS);
    qdev_set_parent_bus(DEVICE(s->cps), sysbus_get_default());

    object_property_set_str(OBJECT(s->cps), cpu_model, "cpu-model", &err);
    object_property_set_int(OBJECT(s->cps), smp_cpus, "num-vp", &err);
    object_property_set_bool(OBJECT(s->cps), true, "realized", &err);

    if (err != NULL) {
        error_report("%s", error_get_pretty(err));
        exit(1);
    }

    sysbus_mmio_map_overlap(SYS_BUS_DEVICE(s->cps), 0, 0, 1);

    flash =  g_new(MemoryRegion, 1);
    memory_region_init_rom_device(flash, NULL, &boston_flash_ops, s,
                                  "boston.flash", 128 * M_BYTE, &err);
    memory_region_add_subregion_overlap(sys_mem, 0x18000000, flash, 0);

    ddr = g_new(MemoryRegion, 1);
    memory_region_allocate_system_memory(ddr, NULL, "boston.ddr",
                                         machine->ram_size);
    memory_region_add_subregion_overlap(sys_mem, 0x80000000, ddr, 0);

    ddr_low_alias = g_new(MemoryRegion, 1);
    memory_region_init_alias(ddr_low_alias, NULL, "boston_low.ddr",
                             ddr, 0, MIN(machine->ram_size, (256 * M_BYTE)));
    memory_region_add_subregion_overlap(sys_mem, 0, ddr_low_alias, 0);

    xilinx_pcie_init(sys_mem, 0,
                     0x10000000, 32 * M_BYTE,
                     0x40000000, 1 * G_BYTE,
                     get_cps_irq(s->cps, 2), false);

    xilinx_pcie_init(sys_mem, 1,
                     0x12000000, 32 * M_BYTE,
                     0x20000000, 512 * M_BYTE,
                     get_cps_irq(s->cps, 1), false);

    pcie2 = xilinx_pcie_init(sys_mem, 2,
                             0x14000000, 32 * M_BYTE,
                             0x16000000, 1 * M_BYTE,
                             get_cps_irq(s->cps, 0), true);

    platreg = g_new(MemoryRegion, 1);
    memory_region_init_io(platreg, NULL, &boston_platreg_ops, s,
                          "boston-platregs", 0x1000);
    memory_region_add_subregion_overlap(sys_mem, 0x17ffd000, platreg, 0);

    if (!serial_hds[0]) {
        serial_hds[0] = qemu_chr_new("serial0", "null");
    }

    s->uart = serial_mm_init(sys_mem, 0x17ffe000, 2,
                             get_cps_irq(s->cps, 3), 10000000,
                             serial_hds[0], DEVICE_NATIVE_ENDIAN);

    lcd = g_new(MemoryRegion, 1);
    memory_region_init_io(lcd, NULL, &boston_lcd_ops, s, "boston-lcd", 0x8);
    memory_region_add_subregion_overlap(sys_mem, 0x17fff000, lcd, 0);

    chr = qemu_chr_new("lcd", "vc:320x240");
    qemu_chr_fe_init(&s->lcd_display, chr, NULL);
    qemu_chr_fe_set_handlers(&s->lcd_display, NULL, NULL,
                             boston_lcd_event, s, NULL, true);

    ahci = pci_create_simple_multifunction(&PCI_BRIDGE(&pcie2->root)->sec_bus,
                                           PCI_DEVFN(0, 0),
                                           true, TYPE_ICH9_AHCI);
    g_assert(ARRAY_SIZE(hd) == ICH_AHCI(ahci)->ahci.ports);
    ide_drive_get(hd, ICH_AHCI(ahci)->ahci.ports);
    ahci_ide_create_devs(ahci, hd);

    if (machine->firmware) {
        fw_size = load_image_targphys(machine->firmware,
                                      0x1fc00000, 4 * M_BYTE);
        if (fw_size == -1) {
            error_printf("unable to load firmware image '%s'\n",
                          machine->firmware);
            exit(1);
        }
    } else if (machine->kernel_filename) {
        fit_err = load_fit(&boston_fit_loader, machine->kernel_filename, s);
        if (fit_err) {
            error_printf("unable to load FIT image\n");
            exit(1);
        }

        gen_firmware(memory_region_get_ram_ptr(flash) + 0x7c00000,
                     s->kernel_entry, s->fdt_base, is_64b);
    } else if (!qtest_enabled()) {
        error_printf("Please provide either a -kernel or -bios argument\n");
        exit(1);
    }
}
Ejemplo n.º 21
0
/* PowerPC PREP hardware initialisation */
static void ppc_prep_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_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);
    MemoryRegion *vga = 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_init_ram(ram, NULL, "ppc_prep.ram", ram_size);
    vmstate_register_ram_global(ram);
    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);
    /* Open Hack'Ware hack: PCI BAR#0 is programmed to 0xf0000000.
     * While bios will access framebuffer at 0xf0000000, real physical
     * address is 0xf0000000 + 0xc0000000 (PCI memory base).
     * Alias the wrong memory accesses to the right place.
     */
    memory_region_init_alias(vga, NULL, "vga-alias", pci_address_space(pci),
                             0xf0000000, 0x1000000);
    memory_region_add_subregion_overlap(sysmem, 0xf0000000, vga, 10);

    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, MAX_IDE_BUS);
    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);
}
Ejemplo n.º 22
0
/* SMRAM */
static void mch_update_smram(MCHPCIState *mch)
{
    PCIDevice *pd = PCI_DEVICE(mch);
    bool h_smrame = (pd->config[MCH_HOST_BRIDGE_ESMRAMC] & MCH_HOST_BRIDGE_ESMRAMC_H_SMRAME);
    uint32_t tseg_size;

    /* implement SMRAM.D_LCK */
    if (pd->config[MCH_HOST_BRIDGE_SMRAM] & MCH_HOST_BRIDGE_SMRAM_D_LCK) {
        pd->config[MCH_HOST_BRIDGE_SMRAM] &= ~MCH_HOST_BRIDGE_SMRAM_D_OPEN;
        pd->wmask[MCH_HOST_BRIDGE_SMRAM] = MCH_HOST_BRIDGE_SMRAM_WMASK_LCK;
        pd->wmask[MCH_HOST_BRIDGE_ESMRAMC] = MCH_HOST_BRIDGE_ESMRAMC_WMASK_LCK;
    }

    memory_region_transaction_begin();

    if (pd->config[MCH_HOST_BRIDGE_SMRAM] & SMRAM_D_OPEN) {
        /* Hide (!) low SMRAM if H_SMRAME = 1 */
        memory_region_set_enabled(&mch->smram_region, h_smrame);
        /* Show high SMRAM if H_SMRAME = 1 */
        memory_region_set_enabled(&mch->open_high_smram, h_smrame);
    } else {
        /* Hide high SMRAM and low SMRAM */
        memory_region_set_enabled(&mch->smram_region, true);
        memory_region_set_enabled(&mch->open_high_smram, false);
    }

    if (pd->config[MCH_HOST_BRIDGE_SMRAM] & SMRAM_G_SMRAME) {
        memory_region_set_enabled(&mch->low_smram, !h_smrame);
        memory_region_set_enabled(&mch->high_smram, h_smrame);
    } else {
        memory_region_set_enabled(&mch->low_smram, false);
        memory_region_set_enabled(&mch->high_smram, false);
    }

    if (pd->config[MCH_HOST_BRIDGE_ESMRAMC] & MCH_HOST_BRIDGE_ESMRAMC_T_EN) {
        switch (pd->config[MCH_HOST_BRIDGE_ESMRAMC] &
                MCH_HOST_BRIDGE_ESMRAMC_TSEG_SZ_MASK) {
        case MCH_HOST_BRIDGE_ESMRAMC_TSEG_SZ_1MB:
            tseg_size = 1024 * 1024;
            break;
        case MCH_HOST_BRIDGE_ESMRAMC_TSEG_SZ_2MB:
            tseg_size = 1024 * 1024 * 2;
            break;
        case MCH_HOST_BRIDGE_ESMRAMC_TSEG_SZ_8MB:
            tseg_size = 1024 * 1024 * 8;
            break;
        default:
            tseg_size = 0;
            break;
        }
    } else {
        tseg_size = 0;
    }
    memory_region_del_subregion(mch->system_memory, &mch->tseg_blackhole);
    memory_region_set_enabled(&mch->tseg_blackhole, tseg_size);
    memory_region_set_size(&mch->tseg_blackhole, tseg_size);
    memory_region_add_subregion_overlap(mch->system_memory,
                                        mch->below_4g_mem_size - tseg_size,
                                        &mch->tseg_blackhole, 1);

    memory_region_set_enabled(&mch->tseg_window, tseg_size);
    memory_region_set_size(&mch->tseg_window, tseg_size);
    memory_region_set_address(&mch->tseg_window,
                              mch->below_4g_mem_size - tseg_size);
    memory_region_set_alias_offset(&mch->tseg_window,
                                   mch->below_4g_mem_size - tseg_size);

    memory_region_transaction_commit();
}
Ejemplo n.º 23
0
static void ast2400_realize(DeviceState *dev, Error **errp)
{
    int i;
    AST2400State *s = AST2400(dev);
    Error *err = NULL, *local_err = NULL;

    /* IO space */
    memory_region_init_io(&s->iomem, NULL, &ast2400_io_ops, NULL,
            "ast2400.io", AST2400_IOMEM_SIZE);
    memory_region_add_subregion_overlap(get_system_memory(), AST2400_IOMEM_BASE,
            &s->iomem, -1);

    /* VIC */
    object_property_set_bool(OBJECT(&s->vic), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->vic), 0, AST2400_VIC_BASE);
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->vic), 0,
                       qdev_get_gpio_in(DEVICE(s->cpu), ARM_CPU_IRQ));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->vic), 1,
                       qdev_get_gpio_in(DEVICE(s->cpu), ARM_CPU_FIQ));

    /* Timer */
    object_property_set_bool(OBJECT(&s->timerctrl), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->timerctrl), 0, AST2400_TIMER_BASE);
    for (i = 0; i < ARRAY_SIZE(timer_irqs); i++) {
        qemu_irq irq = qdev_get_gpio_in(DEVICE(&s->vic), timer_irqs[i]);
        sysbus_connect_irq(SYS_BUS_DEVICE(&s->timerctrl), i, irq);
    }

    /* SCU */
    object_property_set_bool(OBJECT(&s->scu), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->scu), 0, AST2400_SCU_BASE);

    /* UART - attach an 8250 to the IO space as our UART5 */
    if (serial_hds[0]) {
        qemu_irq uart5 = qdev_get_gpio_in(DEVICE(&s->vic), uart_irqs[4]);
        serial_mm_init(&s->iomem, AST2400_UART_5_BASE, 2,
                       uart5, 38400, serial_hds[0], DEVICE_LITTLE_ENDIAN);
    }

    /* I2C */
    object_property_set_bool(OBJECT(&s->i2c), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c), 0, AST2400_I2C_BASE);
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c), 0,
                       qdev_get_gpio_in(DEVICE(&s->vic), 12));

    /* SMC */
    object_property_set_int(OBJECT(&s->smc), 1, "num-cs", &err);
    object_property_set_bool(OBJECT(&s->smc), true, "realized", &local_err);
    error_propagate(&err, local_err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->smc), 0, AST2400_FMC_BASE);
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->smc), 1, AST2400_FMC_FLASH_BASE);
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->smc), 0,
                       qdev_get_gpio_in(DEVICE(&s->vic), 19));

    /* SPI */
    object_property_set_int(OBJECT(&s->spi), 1, "num-cs", &err);
    object_property_set_bool(OBJECT(&s->spi), true, "realized", &local_err);
    error_propagate(&err, local_err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi), 0, AST2400_SPI_BASE);
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi), 1, AST2400_SPI_FLASH_BASE);
}
Ejemplo n.º 24
0
static void versal_virt_init(MachineState *machine)
{
    VersalVirt *s = XLNX_VERSAL_VIRT_MACHINE(machine);
    int psci_conduit = QEMU_PSCI_CONDUIT_DISABLED;

    /*
     * If the user provides an Operating System to be loaded, we expect them
     * to use the -kernel command line option.
     *
     * Users can load firmware or boot-loaders with the -device loader options.
     *
     * When loading an OS, we generate a dtb and let arm_load_kernel() select
     * where it gets loaded. This dtb will be passed to the kernel in x0.
     *
     * If there's no -kernel option, we generate a DTB and place it at 0x1000
     * for the bootloaders or firmware to pick up.
     *
     * If users want to provide their own DTB, they can use the -dtb option.
     * These dtb's will have their memory nodes modified to match QEMU's
     * selected ram_size option before they get passed to the kernel or fw.
     *
     * When loading an OS, we turn on QEMU's PSCI implementation with SMC
     * as the PSCI conduit. When there's no -kernel, we assume the user
     * provides EL3 firmware to handle PSCI.
     */
    if (machine->kernel_filename) {
        psci_conduit = QEMU_PSCI_CONDUIT_SMC;
    }

    memory_region_allocate_system_memory(&s->mr_ddr, NULL, "ddr",
                                         machine->ram_size);

    sysbus_init_child_obj(OBJECT(machine), "xlnx-ve", &s->soc,
                          sizeof(s->soc), TYPE_XLNX_VERSAL);
    object_property_set_link(OBJECT(&s->soc), OBJECT(&s->mr_ddr),
                             "ddr", &error_abort);
    object_property_set_int(OBJECT(&s->soc), psci_conduit,
                            "psci-conduit", &error_abort);
    object_property_set_bool(OBJECT(&s->soc), true, "realized", &error_fatal);

    fdt_create(s);
    create_virtio_regions(s);
    fdt_add_gem_nodes(s);
    fdt_add_uart_nodes(s);
    fdt_add_gic_nodes(s);
    fdt_add_timer_nodes(s);
    fdt_add_cpu_nodes(s, psci_conduit);
    fdt_add_clk_node(s, "/clk125", 125000000, s->phandle.clk_125Mhz);
    fdt_add_clk_node(s, "/clk25", 25000000, s->phandle.clk_25Mhz);

    /* Make the APU cpu address space visible to virtio and other
     * modules unaware of muliple address-spaces.  */
    memory_region_add_subregion_overlap(get_system_memory(),
                                        0, &s->soc.fpd.apu.mr, 0);

    s->binfo.ram_size = machine->ram_size;
    s->binfo.kernel_filename = machine->kernel_filename;
    s->binfo.kernel_cmdline = machine->kernel_cmdline;
    s->binfo.initrd_filename = machine->initrd_filename;
    s->binfo.loader_start = 0x0;
    s->binfo.get_dtb = versal_virt_get_dtb;
    s->binfo.modify_dtb = versal_virt_modify_dtb;
    if (machine->kernel_filename) {
        arm_load_kernel(s->soc.fpd.apu.cpu[0], &s->binfo);
    } else {
        AddressSpace *as = arm_boot_address_space(s->soc.fpd.apu.cpu[0],
                                                  &s->binfo);
        /* Some boot-loaders (e.g u-boot) don't like blobs at address 0 (NULL).
         * Offset things by 4K.  */
        s->binfo.loader_start = 0x1000;
        s->binfo.dtb_limit = 0x1000000;
        if (arm_load_dtb(s->binfo.loader_start,
                         &s->binfo, s->binfo.dtb_limit, as) < 0) {
            exit(EXIT_FAILURE);
        }
    }
}
Ejemplo n.º 25
0
static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp)
{
    BCM2835PeripheralState *s = BCM2835_PERIPHERALS(dev);
    Object *obj;
    MemoryRegion *ram;
    Error *err = NULL;
    uint64_t ram_size, vcram_size;
    int n;

    obj = object_property_get_link(OBJECT(dev), "ram", &err);
    if (obj == NULL) {
        error_setg(errp, "%s: required ram link not found: %s",
                   __func__, error_get_pretty(err));
        return;
    }

    ram = MEMORY_REGION(obj);
    ram_size = memory_region_size(ram);

    /* Map peripherals and RAM into the GPU address space. */
    memory_region_init_alias(&s->peri_mr_alias, OBJECT(s),
                             "bcm2835-peripherals", &s->peri_mr, 0,
                             memory_region_size(&s->peri_mr));

    memory_region_add_subregion_overlap(&s->gpu_bus_mr, BCM2835_VC_PERI_BASE,
                                        &s->peri_mr_alias, 1);

    /* RAM is aliased four times (different cache configurations) on the GPU */
    for (n = 0; n < 4; n++) {
        memory_region_init_alias(&s->ram_alias[n], OBJECT(s),
                                 "bcm2835-gpu-ram-alias[*]", ram, 0, ram_size);
        memory_region_add_subregion_overlap(&s->gpu_bus_mr, (hwaddr)n << 30,
                                            &s->ram_alias[n], 0);
    }

    /* Interrupt Controller */
    object_property_set_bool(OBJECT(&s->ic), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, ARMCTRL_IC_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->ic), 0));
    sysbus_pass_irq(SYS_BUS_DEVICE(s), SYS_BUS_DEVICE(&s->ic));

    /* UART0 */
    qdev_prop_set_chr(DEVICE(s->uart0), "chardev", serial_hds[0]);
    object_property_set_bool(OBJECT(s->uart0), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, UART0_OFFSET,
                                sysbus_mmio_get_region(s->uart0, 0));
    sysbus_connect_irq(s->uart0, 0,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
                               INTERRUPT_UART));
    /* AUX / UART1 */
    qdev_prop_set_chr(DEVICE(&s->aux), "chardev", serial_hds[1]);

    object_property_set_bool(OBJECT(&s->aux), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, UART1_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->aux), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->aux), 0,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
                               INTERRUPT_AUX));

    /* Mailboxes */
    object_property_set_bool(OBJECT(&s->mboxes), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, ARMCTRL_0_SBM_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->mboxes), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->mboxes), 0,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_ARM_IRQ,
                               INTERRUPT_ARM_MAILBOX));

    /* Framebuffer */
    vcram_size = object_property_get_uint(OBJECT(s), "vcram-size", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    object_property_set_uint(OBJECT(&s->fb), ram_size - vcram_size,
                             "vcram-base", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    object_property_set_bool(OBJECT(&s->fb), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->mbox_mr, MBOX_CHAN_FB << MBOX_AS_CHAN_SHIFT,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->fb), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->fb), 0,
                       qdev_get_gpio_in(DEVICE(&s->mboxes), MBOX_CHAN_FB));

    /* Property channel */
    object_property_set_bool(OBJECT(&s->property), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->mbox_mr,
                MBOX_CHAN_PROPERTY << MBOX_AS_CHAN_SHIFT,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->property), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->property), 0,
                      qdev_get_gpio_in(DEVICE(&s->mboxes), MBOX_CHAN_PROPERTY));

    /* Random Number Generator */
    object_property_set_bool(OBJECT(&s->rng), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, RNG_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->rng), 0));

    /* Extended Mass Media Controller */
    object_property_set_int(OBJECT(&s->sdhci), BCM2835_SDHC_CAPAREG, "capareg",
                            &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    object_property_set_bool(OBJECT(&s->sdhci), true, "pending-insert-quirk",
                             &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    object_property_set_bool(OBJECT(&s->sdhci), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, EMMC_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->sdhci), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->sdhci), 0,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
                               INTERRUPT_ARASANSDIO));

    /* SDHOST */
    object_property_set_bool(OBJECT(&s->sdhost), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, MMCI0_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->sdhost), 0));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->sdhost), 0,
        qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
                               INTERRUPT_SDIO));

    /* DMA Channels */
    object_property_set_bool(OBJECT(&s->dma), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, DMA_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->dma), 0));
    memory_region_add_subregion(&s->peri_mr, DMA15_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->dma), 1));

    for (n = 0; n <= 12; n++) {
        sysbus_connect_irq(SYS_BUS_DEVICE(&s->dma), n,
                           qdev_get_gpio_in_named(DEVICE(&s->ic),
                                                  BCM2835_IC_GPU_IRQ,
                                                  INTERRUPT_DMA0 + n));
    }

    /* GPIO */
    object_property_set_bool(OBJECT(&s->gpio), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    memory_region_add_subregion(&s->peri_mr, GPIO_OFFSET,
                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->gpio), 0));

    object_property_add_alias(OBJECT(s), "sd-bus", OBJECT(&s->gpio), "sd-bus",
                              &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
}
Ejemplo n.º 26
0
void sysbus_add_memory_overlap(SysBusDevice *dev, hwaddr addr,
                               MemoryRegion *mem, unsigned priority)
{
    memory_region_add_subregion_overlap(get_system_memory(), addr, mem,
                                        priority);
}
Ejemplo n.º 27
0
static void aspeed_soc_realize(DeviceState *dev, Error **errp)
{
    int i;
    AspeedSoCState *s = ASPEED_SOC(dev);
    AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
    Error *err = NULL, *local_err = NULL;

    /* IO space */
    memory_region_init_io(&s->iomem, NULL, &aspeed_soc_io_ops, NULL,
            "aspeed_soc.io", ASPEED_SOC_IOMEM_SIZE);
    memory_region_add_subregion_overlap(get_system_memory(),
                                        ASPEED_SOC_IOMEM_BASE, &s->iomem, -1);

    /* CPU */
    object_property_set_bool(OBJECT(&s->cpu), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }

    /* SRAM */
    memory_region_init_ram_nomigrate(&s->sram, OBJECT(dev), "aspeed.sram",
                           sc->info->sram_size, &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    vmstate_register_ram_global(&s->sram);
    memory_region_add_subregion(get_system_memory(), ASPEED_SOC_SRAM_BASE,
                                &s->sram);

    /* VIC */
    object_property_set_bool(OBJECT(&s->vic), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->vic), 0, ASPEED_SOC_VIC_BASE);
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->vic), 0,
                       qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_IRQ));
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->vic), 1,
                       qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_FIQ));

    /* Timer */
    object_property_set_bool(OBJECT(&s->timerctrl), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->timerctrl), 0, ASPEED_SOC_TIMER_BASE);
    for (i = 0; i < ARRAY_SIZE(timer_irqs); i++) {
        qemu_irq irq = qdev_get_gpio_in(DEVICE(&s->vic), timer_irqs[i]);
        sysbus_connect_irq(SYS_BUS_DEVICE(&s->timerctrl), i, irq);
    }

    /* SCU */
    object_property_set_bool(OBJECT(&s->scu), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->scu), 0, ASPEED_SOC_SCU_BASE);

    /* UART - attach an 8250 to the IO space as our UART5 */
    if (serial_hds[0]) {
        qemu_irq uart5 = qdev_get_gpio_in(DEVICE(&s->vic), uart_irqs[4]);
        serial_mm_init(&s->iomem, ASPEED_SOC_UART_5_BASE, 2,
                       uart5, 38400, serial_hds[0], DEVICE_LITTLE_ENDIAN);
    }

    /* I2C */
    object_property_set_bool(OBJECT(&s->i2c), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c), 0, ASPEED_SOC_I2C_BASE);
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c), 0,
                       qdev_get_gpio_in(DEVICE(&s->vic), 12));

    /* FMC, The number of CS is set at the board level */
    object_property_set_bool(OBJECT(&s->fmc), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 0, ASPEED_SOC_FMC_BASE);
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 1,
                    s->fmc.ctrl->flash_window_base);
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->fmc), 0,
                       qdev_get_gpio_in(DEVICE(&s->vic), 19));

    /* SPI */
    for (i = 0; i < sc->info->spis_num; i++) {
        object_property_set_int(OBJECT(&s->spi[i]), 1, "num-cs", &err);
        object_property_set_bool(OBJECT(&s->spi[i]), true, "realized",
                                 &local_err);
        error_propagate(&err, local_err);
        if (err) {
            error_propagate(errp, err);
            return;
        }
        sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 0, sc->info->spi_bases[i]);
        sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 1,
                        s->spi[i].ctrl->flash_window_base);
    }

    /* SDMC - SDRAM Memory Controller */
    object_property_set_bool(OBJECT(&s->sdmc), true, "realized", &err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdmc), 0, ASPEED_SOC_SDMC_BASE);

    /* Watch dog */
    for (i = 0; i < sc->info->wdts_num; i++) {
        object_property_set_bool(OBJECT(&s->wdt[i]), true, "realized", &err);
        if (err) {
            error_propagate(errp, err);
            return;
        }
        sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt[i]), 0,
                        ASPEED_SOC_WDT_BASE + i * 0x20);
    }

    /* Net */
    qdev_set_nic_properties(DEVICE(&s->ftgmac100), &nd_table[0]);
    object_property_set_bool(OBJECT(&s->ftgmac100), true, "aspeed", &err);
    object_property_set_bool(OBJECT(&s->ftgmac100), true, "realized",
                             &local_err);
    error_propagate(&err, local_err);
    if (err) {
        error_propagate(errp, err);
        return;
    }
    sysbus_mmio_map(SYS_BUS_DEVICE(&s->ftgmac100), 0, ASPEED_SOC_ETH1_BASE);
    sysbus_connect_irq(SYS_BUS_DEVICE(&s->ftgmac100), 0,
                       qdev_get_gpio_in(DEVICE(&s->vic), 2));
}