PXA2xxMMCIState *pxa2xx_mmci_init(MemoryRegion *sysmem, hwaddr base, BlockBackend *blk, qemu_irq irq, qemu_irq rx_dma, qemu_irq tx_dma) { DeviceState *dev, *carddev; SysBusDevice *sbd; PXA2xxMMCIState *s; Error *err = NULL; dev = qdev_create(NULL, TYPE_PXA2XX_MMCI); s = PXA2XX_MMCI(dev); sbd = SYS_BUS_DEVICE(dev); sysbus_mmio_map(sbd, 0, base); sysbus_connect_irq(sbd, 0, irq); qdev_connect_gpio_out_named(dev, "rx-dma", 0, rx_dma); qdev_connect_gpio_out_named(dev, "tx-dma", 0, tx_dma); /* Create and plug in the sd card */ carddev = qdev_create(qdev_get_child_bus(dev, "sd-bus"), TYPE_SD_CARD); qdev_prop_set_drive(carddev, "drive", blk, &err); if (err) { error_report("failed to init SD card: %s", error_get_pretty(err)); return NULL; } object_property_set_bool(OBJECT(carddev), true, "realized", &err); if (err) { error_report("failed to init SD card: %s", error_get_pretty(err)); return NULL; } return s; }
/* Open code a private version of pflash registration since we * need to set non-default device width for VExpress platform. */ static pflash_t *ve_pflash_cfi01_register(hwaddr base, const char *name, DriveInfo *di) { DeviceState *dev = qdev_create(NULL, "cfi.pflash01"); if (di && qdev_prop_set_drive(dev, "drive", di->bdrv)) { abort(); } qdev_prop_set_uint32(dev, "num-blocks", VEXPRESS_FLASH_SIZE / VEXPRESS_FLASH_SECT_SIZE); qdev_prop_set_uint64(dev, "sector-length", VEXPRESS_FLASH_SECT_SIZE); qdev_prop_set_uint8(dev, "width", 4); qdev_prop_set_uint8(dev, "device-width", 2); qdev_prop_set_uint8(dev, "big-endian", 0); qdev_prop_set_uint16(dev, "id0", 0x89); qdev_prop_set_uint16(dev, "id1", 0x18); qdev_prop_set_uint16(dev, "id2", 0x00); qdev_prop_set_uint16(dev, "id3", 0x00); qdev_prop_set_string(dev, "name", name); qdev_init_nofail(dev); sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base); return OBJECT_CHECK(pflash_t, (dev), "cfi.pflash01"); }
void qdev_prop_set_drive_nofail(DeviceState *dev, const char *name, BlockDriverState *value) { if (qdev_prop_set_drive(dev, name, value) < 0) { exit(1); } }
IDEDevice *ide_create_drive(IDEBus *bus, int unit, DriveInfo *drive) { DeviceState *dev; dev = qdev_create(&bus->qbus, "ide-drive"); qdev_prop_set_uint32(dev, "unit", unit); qdev_prop_set_drive(dev, "drive", drive); if (qdev_init(dev) < 0) return NULL; return DO_UPCAST(IDEDevice, qdev, dev); }
static USBDevice *usb_msd_init(const char *filename) { static int nr=0; char id[8]; QemuOpts *opts; DriveInfo *dinfo; USBDevice *dev; int fatal_error; const char *p1; char fmt[32]; /* parse -usbdevice disk: syntax into drive opts */ snprintf(id, sizeof(id), "usb%d", nr++); opts = qemu_opts_create(&qemu_drive_opts, id, 0); p1 = strchr(filename, ':'); if (p1++) { const char *p2; if (strstart(filename, "format=", &p2)) { int len = MIN(p1 - p2, sizeof(fmt)); pstrcpy(fmt, len, p2); qemu_opt_set(opts, "format", fmt); } else if (*filename != ':') { printf("unrecognized USB mass-storage option %s\n", filename); return NULL; } filename = p1; } if (!*filename) { printf("block device specification needed\n"); return NULL; } qemu_opt_set(opts, "file", filename); qemu_opt_set(opts, "if", "none"); /* create host drive */ dinfo = drive_init(opts, NULL, &fatal_error); if (!dinfo) { qemu_opts_del(opts); return NULL; } /* create guest device */ dev = usb_create(NULL /* FIXME */, "usb-storage"); if (!dev) { return NULL; } qdev_prop_set_drive(&dev->qdev, "drive", dinfo); if (qdev_init(&dev->qdev) < 0) return NULL; return dev; }
IDEDevice *ide_create_drive(IDEBus *bus, int unit, DriveInfo *drive) { DeviceState *dev; dev = qdev_create(&bus->qbus, drive->media_cd ? "ide-cd" : "ide-hd"); qdev_prop_set_uint32(dev, "unit", unit); qdev_prop_set_drive(dev, "drive", blk_by_legacy_dinfo(drive), &error_fatal); qdev_init_nofail(dev); return DO_UPCAST(IDEDevice, qdev, dev); }
void qdev_prop_set_drive_nofail(DeviceState *dev, const char *name, BlockBackend *value) { Error *err = NULL; qdev_prop_set_drive(dev, name, value, &err); if (err) { error_report_err(err); exit(1); } }
/* FIXME callers should check for failure, but don't */ SCSIDevice *scsi_bus_legacy_add_drive(SCSIBus *bus, DriveInfo *dinfo, int unit) { const char *driver; DeviceState *dev; driver = bdrv_is_sg(dinfo->bdrv) ? "scsi-generic" : "scsi-disk"; dev = qdev_create(&bus->qbus, driver); qdev_prop_set_uint32(dev, "scsi-id", unit); qdev_prop_set_drive(dev, "drive", dinfo); if (qdev_init(dev) < 0) return NULL; return DO_UPCAST(SCSIDevice, qdev, dev); }
f2xx_flash_t *f2xx_flash_register(BlockDriverState *bdrv, hwaddr base, hwaddr size) { DeviceState *dev = qdev_create(NULL, "f2xx.flash"); //SysBusDevice *busdev = SYS_BUS_DEVICE(dev); f2xx_flash_t *flash = (f2xx_flash_t *)object_dynamic_cast(OBJECT(dev), "f2xx.flash"); qdev_prop_set_uint32(dev, "size", size); qdev_prop_set_uint64(dev, "base_address", base); if (bdrv) { if (qdev_prop_set_drive(dev, "drive", bdrv)) { printf("%s, have no drive???\n", __func__); return NULL; } } qdev_init_nofail(dev); //sysbus_mmio_map(busdev, 0, base); return flash; }
/* handle legacy '-drive if=scsi,...' cmd line args */ SCSIDevice *scsi_bus_legacy_add_drive(SCSIBus *bus, BlockDriverState *bdrv, int unit, bool removable) { const char *driver; DeviceState *dev; driver = bdrv_is_sg(bdrv) ? "scsi-generic" : "scsi-disk"; dev = qdev_create(&bus->qbus, driver); qdev_prop_set_uint32(dev, "scsi-id", unit); if (qdev_prop_exists(dev, "removable")) { qdev_prop_set_bit(dev, "removable", removable); } if (qdev_prop_set_drive(dev, "drive", bdrv) < 0) { qdev_free(dev); return NULL; } if (qdev_init(dev) < 0) return NULL; return DO_UPCAST(SCSIDevice, qdev, dev); }
static pflash_t *xtfpga_flash_init(MemoryRegion *address_space, const LxBoardDesc *board, DriveInfo *dinfo, int be) { SysBusDevice *s; DeviceState *dev = qdev_create(NULL, "cfi.pflash01"); qdev_prop_set_drive(dev, "drive", blk_by_legacy_dinfo(dinfo), &error_abort); qdev_prop_set_uint32(dev, "num-blocks", board->flash_size / board->flash_sector_size); qdev_prop_set_uint64(dev, "sector-length", board->flash_sector_size); qdev_prop_set_uint8(dev, "width", 4); qdev_prop_set_bit(dev, "big-endian", be); qdev_prop_set_string(dev, "name", "lx60.io.flash"); qdev_init_nofail(dev); s = SYS_BUS_DEVICE(dev); memory_region_add_subregion(address_space, board->flash_base, sysbus_mmio_get_region(s, 0)); return OBJECT_CHECK(pflash_t, (dev), "cfi.pflash01"); }
static void aspeed_board_init_flashes(AspeedSMCState *s, const char *flashtype, Error **errp) { int i ; for (i = 0; i < s->num_cs; ++i) { AspeedSMCFlash *fl = &s->flashes[i]; DriveInfo *dinfo = drive_get_next(IF_MTD); qemu_irq cs_line; fl->flash = ssi_create_slave_no_init(s->spi, flashtype); if (dinfo) { qdev_prop_set_drive(fl->flash, "drive", blk_by_legacy_dinfo(dinfo), errp); } qdev_init_nofail(fl->flash); cs_line = qdev_get_gpio_in_named(fl->flash, SSI_GPIO_CS, 0); sysbus_connect_irq(SYS_BUS_DEVICE(s), i + 1, cs_line); } }
static void zynq_init(MachineState *machine) { ram_addr_t ram_size = machine->ram_size; const char *cpu_model = machine->cpu_model; const char *kernel_filename = machine->kernel_filename; const char *kernel_cmdline = machine->kernel_cmdline; const char *initrd_filename = machine->initrd_filename; A9MPPrivState *mpcore; ObjectClass *cpu_oc; ARMCPU *cpu[MAX_CPUS]; MemoryRegion *address_space_mem = get_system_memory(); MemoryRegion *ext_ram = g_new(MemoryRegion, 1); MemoryRegion *ocm_ram = g_new(MemoryRegion, 1); DeviceState *dev; SysBusDevice *busdev; qemu_irq pic[64]; Error *err = NULL; int n; if (machine->cpu_model) { error_report("Zynq does not support CPU model override!\n"); exit(1); } if (!cpu_model) { cpu_model = "cortex-a9"; } cpu_oc = cpu_class_by_name(TYPE_ARM_CPU, cpu_model); for (n = 0; n < smp_cpus; n++) { cpu[n] = ARM_CPU(object_new(object_class_get_name(cpu_oc))); /* By default A9 CPUs have EL3 enabled. This board does not * currently support EL3 so the CPU EL3 property is disabled before * realization. */ if (object_property_find(OBJECT(cpu[n]), "has_el3", NULL)) { object_property_set_bool(OBJECT(cpu[n]), false, "has_el3", &err); if (err) { error_report("%s", error_get_pretty(err)); exit(1); } } object_property_set_int(OBJECT(cpu[n]), ZYNQ_BOARD_MIDR, "midr", &err); if (err) { error_report("%s", error_get_pretty(err)); exit(1); } object_property_set_int(OBJECT(cpu[n]), MPCORE_PERIPHBASE, "reset-cbar", &err); if (err) { error_report("%s", error_get_pretty(err)); exit(1); } object_property_set_bool(OBJECT(cpu[n]), true, "realized", &err); if (err) { error_report("%s", error_get_pretty(err)); exit(1); } } /* max 2GB ram */ if (ram_size > 0x80000000) { ram_size = 0x80000000; } /* pl353 */ dev = qdev_create(NULL, "arm.pl35x"); /* FIXME: handle this somewhere central */ object_property_add_child(container_get(qdev_get_machine(), "/unattached"), "pl353", OBJECT(dev), NULL); qdev_prop_set_uint8(dev, "x", 3); { DriveInfo *dinfo = drive_get_next(IF_PFLASH); BlockBackend *blk = dinfo ? blk_by_legacy_dinfo(dinfo) : NULL; DeviceState *att_dev = qdev_create(NULL, "cfi.pflash02"); Error *errp = NULL; if (blk && qdev_prop_set_drive(att_dev, "drive", blk)) { abort(); } qdev_prop_set_uint32(att_dev, "num-blocks", FLASH_SIZE/FLASH_SECTOR_SIZE); qdev_prop_set_uint32(att_dev, "sector-length", FLASH_SECTOR_SIZE); qdev_prop_set_uint8(att_dev, "width", 1); qdev_prop_set_uint8(att_dev, "mappings", 1); qdev_prop_set_uint8(att_dev, "big-endian", 0); qdev_prop_set_uint16(att_dev, "id0", 0x0066); qdev_prop_set_uint16(att_dev, "id1", 0x0022); qdev_prop_set_uint16(att_dev, "id2", 0x0000); qdev_prop_set_uint16(att_dev, "id3", 0x0000); qdev_prop_set_uint16(att_dev, "unlock-addr0", 0x0aaa); qdev_prop_set_uint16(att_dev, "unlock-addr1", 0x0555); qdev_prop_set_string(att_dev, "name", "pl353.pflash"); qdev_init_nofail(att_dev); object_property_set_link(OBJECT(dev), OBJECT(att_dev), "dev0", &errp); if (err) { error_report("%s", error_get_pretty(err)); exit(1); } dinfo = drive_get_next(IF_PFLASH); att_dev = nand_init(dinfo ? blk_by_legacy_dinfo(dinfo) : NULL, NAND_MFR_STMICRO, 0xaa); object_property_set_link(OBJECT(dev), OBJECT(att_dev), "dev1", &errp); if (err) { error_report("%s", error_get_pretty(err)); exit(1); } } qdev_init_nofail(dev); busdev = SYS_BUS_DEVICE(dev); sysbus_mmio_map(busdev, 0, 0xe000e000); sysbus_mmio_map(busdev, 1, 0xe2000000); sysbus_mmio_map(busdev, 2, 0xe1000000); /* DDR remapped to address zero. */ memory_region_allocate_system_memory(ext_ram, NULL, "zynq.ext_ram", ram_size); memory_region_add_subregion(address_space_mem, 0, ext_ram); /* 256K of on-chip memory */ memory_region_init_ram(ocm_ram, NULL, "zynq.ocm_ram", 256 << 10, &error_abort); vmstate_register_ram_global(ocm_ram); memory_region_add_subregion(address_space_mem, OCM_BASE, ocm_ram); DriveInfo *dinfo = drive_get(IF_PFLASH, 0, 0); /* AMD */ pflash_cfi02_register(0xe2000000, NULL, "zynq.pflash", FLASH_SIZE, dinfo ? blk_by_legacy_dinfo(dinfo) : NULL, FLASH_SECTOR_SIZE, FLASH_SIZE/FLASH_SECTOR_SIZE, 1, 1, 0x0066, 0x0022, 0x0000, 0x0000, 0x0555, 0x2aa, 0); dev = qdev_create(NULL, "xilinx,zynq_slcr"); qdev_init_nofail(dev); sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xF8000000); for (n = 0; n < smp_cpus; n++) { qdev_connect_gpio_out(dev, n, qdev_get_gpio_in(DEVICE(cpu[n]), 0)); } mpcore = A9MPCORE_PRIV(object_new("a9mpcore_priv")); qdev_prop_set_uint32(DEVICE(mpcore), "num-cpu", smp_cpus); object_property_set_bool(OBJECT(mpcore), true, "realized", &err); if (err != NULL) { error_report("Couldn't realize the Zynq A9MPCore: %s", error_get_pretty(err)); exit(1); } busdev = SYS_BUS_DEVICE(DEVICE(mpcore)); sysbus_mmio_map(busdev, 0, MPCORE_PERIPHBASE); for (n = 0; n < smp_cpus; n++) { sysbus_connect_irq(busdev, n, qdev_get_gpio_in(DEVICE(cpu[n]), ARM_CPU_IRQ)); } for (n = 0; n < 64; n++) { pic[n] = qdev_get_gpio_in(dev, n); } zynq_init_zc70x_i2c(0xE0004000, pic[57-IRQ_OFFSET]); zynq_init_zc70x_i2c(0xE0005000, pic[80-IRQ_OFFSET]); dev = qdev_create(NULL, "xlnx,ps7-usb"); qdev_init_nofail(dev); busdev = SYS_BUS_DEVICE(dev); sysbus_mmio_map(busdev, 0, 0xE0002000); sysbus_connect_irq(busdev, 0, pic[53-IRQ_OFFSET]); dev = qdev_create(NULL, "xlnx,ps7-usb"); busdev = SYS_BUS_DEVICE(dev); qdev_init_nofail(dev); sysbus_mmio_map(busdev, 0, 0xE0003000); sysbus_connect_irq(busdev, 0, pic[76-IRQ_OFFSET]); zynq_init_spi_flashes(0xE0006000, pic[58-IRQ_OFFSET], false); zynq_init_spi_flashes(0xE0007000, pic[81-IRQ_OFFSET], false); zynq_init_spi_flashes(0xE000D000, pic[51-IRQ_OFFSET], true); sysbus_create_simple("cadence_uart", 0xE0000000, pic[59-IRQ_OFFSET]); sysbus_create_simple("cadence_uart", 0xE0001000, pic[82-IRQ_OFFSET]); sysbus_create_varargs("cadence_ttc", 0xF8001000, pic[42-IRQ_OFFSET], pic[43-IRQ_OFFSET], pic[44-IRQ_OFFSET], NULL); sysbus_create_varargs("cadence_ttc", 0xF8002000, pic[69-IRQ_OFFSET], pic[70-IRQ_OFFSET], pic[71-IRQ_OFFSET], NULL); gem_init(&nd_table[0], 0xE000B000, pic[54-IRQ_OFFSET]); gem_init(&nd_table[1], 0xE000C000, pic[77-IRQ_OFFSET]); dev = qdev_create(NULL, "generic-sdhci"); qdev_init_nofail(dev); sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xE0100000); sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[56-IRQ_OFFSET]); dev = qdev_create(NULL, "generic-sdhci"); qdev_init_nofail(dev); sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xE0101000); sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[79-IRQ_OFFSET]); dev = qdev_create(NULL, TYPE_ZYNQ_XADC); qdev_init_nofail(dev); sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xF8007100); sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[39-IRQ_OFFSET]); dev = qdev_create(NULL, "pl330"); qdev_prop_set_uint8(dev, "num_chnls", 8); qdev_prop_set_uint8(dev, "num_periph_req", 4); qdev_prop_set_uint8(dev, "num_events", 16); qdev_prop_set_uint8(dev, "data_width", 64); qdev_prop_set_uint8(dev, "wr_cap", 8); qdev_prop_set_uint8(dev, "wr_q_dep", 16); qdev_prop_set_uint8(dev, "rd_cap", 8); qdev_prop_set_uint8(dev, "rd_q_dep", 16); qdev_prop_set_uint16(dev, "data_buffer_dep", 256); qdev_init_nofail(dev); busdev = SYS_BUS_DEVICE(dev); sysbus_mmio_map(busdev, 0, 0xF8003000); sysbus_connect_irq(busdev, 0, pic[45-IRQ_OFFSET]); /* abort irq line */ for (n = 0; n < 8; ++n) { /* event irqs */ sysbus_connect_irq(busdev, n + 1, pic[dma_irqs[n] - IRQ_OFFSET]); } dev = qdev_create(NULL, "xlnx.ps7-dev-cfg"); object_property_add_child(qdev_get_machine(), "xilinx-devcfg", OBJECT(dev), NULL); qdev_init_nofail(dev); busdev = SYS_BUS_DEVICE(dev); sysbus_connect_irq(busdev, 0, pic[40-IRQ_OFFSET]); sysbus_mmio_map(busdev, 0, 0xF8007000); zynq_binfo.ram_size = ram_size; zynq_binfo.kernel_filename = kernel_filename; zynq_binfo.kernel_cmdline = kernel_cmdline; zynq_binfo.initrd_filename = initrd_filename; zynq_binfo.nb_cpus = smp_cpus; zynq_binfo.write_secondary_boot = zynq_write_secondary_boot; zynq_binfo.secondary_cpu_reset_hook = zynq_reset_secondary; zynq_binfo.smp_loader_start = SMP_BOOT_ADDR; zynq_binfo.board_id = 0xd32; zynq_binfo.loader_start = 0; arm_load_kernel(ARM_CPU(first_cpu), &zynq_binfo); }
static PCIDevice *qemu_pci_hot_add_storage(Monitor *mon, const char *devaddr, const char *opts) { PCIDevice *dev; DriveInfo *dinfo = NULL; int type = -1; char buf[128]; PCIBus *bus; int devfn; if (get_param_value(buf, sizeof(buf), "if", opts)) { if (!strcmp(buf, "scsi")) type = IF_SCSI; else if (!strcmp(buf, "virtio")) { type = IF_VIRTIO; } else { monitor_printf(mon, "type %s not a hotpluggable PCI device.\n", buf); return NULL; } } else { monitor_printf(mon, "no if= specified\n"); return NULL; } if (get_param_value(buf, sizeof(buf), "file", opts)) { dinfo = add_init_drive(opts); if (!dinfo) return NULL; if (dinfo->devaddr) { monitor_printf(mon, "Parameter addr not supported\n"); return NULL; } } else { dinfo = NULL; } bus = pci_get_bus_devfn(&devfn, devaddr); if (!bus) { monitor_printf(mon, "Invalid PCI device address %s\n", devaddr); return NULL; } if (!((BusState*)bus)->allow_hotplug) { monitor_printf(mon, "PCI bus doesn't support hotplug\n"); return NULL; } switch (type) { case IF_SCSI: dev = pci_create(bus, devfn, "lsi53c895a"); if (qdev_init(&dev->qdev) < 0) dev = NULL; if (dev && dinfo) { if (scsi_hot_add(mon, &dev->qdev, dinfo, 0) != 0) { qdev_unplug(&dev->qdev, NULL); dev = NULL; } } break; case IF_VIRTIO: if (!dinfo) { monitor_printf(mon, "virtio requires a backing file/device.\n"); return NULL; } dev = pci_create(bus, devfn, "virtio-blk-pci"); if (qdev_prop_set_drive(&dev->qdev, "drive", dinfo->bdrv) < 0) { qdev_free(&dev->qdev); dev = NULL; break; } if (qdev_init(&dev->qdev) < 0) dev = NULL; break; default: dev = NULL; } return dev; }
Exynos4210State *exynos4210_init(MemoryRegion *system_mem) { Exynos4210State *s = g_new(Exynos4210State, 1); qemu_irq gate_irq[EXYNOS4210_NCPUS][EXYNOS4210_IRQ_GATE_NINPUTS]; SysBusDevice *busdev; DeviceState *dev; int i, n; for (n = 0; n < EXYNOS4210_NCPUS; n++) { Object *cpuobj = object_new(ARM_CPU_TYPE_NAME("cortex-a9")); /* By default A9 CPUs have EL3 enabled. This board does not currently * support EL3 so the CPU EL3 property is disabled before realization. */ if (object_property_find(cpuobj, "has_el3", NULL)) { object_property_set_bool(cpuobj, false, "has_el3", &error_fatal); } s->cpu[n] = ARM_CPU(cpuobj); object_property_set_int(cpuobj, exynos4210_calc_affinity(n), "mp-affinity", &error_abort); object_property_set_int(cpuobj, EXYNOS4210_SMP_PRIVATE_BASE_ADDR, "reset-cbar", &error_abort); object_property_set_bool(cpuobj, true, "realized", &error_fatal); } /*** IRQs ***/ s->irq_table = exynos4210_init_irq(&s->irqs); /* IRQ Gate */ for (i = 0; i < EXYNOS4210_NCPUS; i++) { dev = qdev_create(NULL, "exynos4210.irq_gate"); qdev_prop_set_uint32(dev, "n_in", EXYNOS4210_IRQ_GATE_NINPUTS); qdev_init_nofail(dev); /* Get IRQ Gate input in gate_irq */ for (n = 0; n < EXYNOS4210_IRQ_GATE_NINPUTS; n++) { gate_irq[i][n] = qdev_get_gpio_in(dev, n); } busdev = SYS_BUS_DEVICE(dev); /* Connect IRQ Gate output to CPU's IRQ line */ sysbus_connect_irq(busdev, 0, qdev_get_gpio_in(DEVICE(s->cpu[i]), ARM_CPU_IRQ)); } /* Private memory region and Internal GIC */ dev = qdev_create(NULL, TYPE_A9MPCORE_PRIV); qdev_prop_set_uint32(dev, "num-cpu", EXYNOS4210_NCPUS); qdev_init_nofail(dev); busdev = SYS_BUS_DEVICE(dev); sysbus_mmio_map(busdev, 0, EXYNOS4210_SMP_PRIVATE_BASE_ADDR); for (n = 0; n < EXYNOS4210_NCPUS; n++) { sysbus_connect_irq(busdev, n, gate_irq[n][0]); } for (n = 0; n < EXYNOS4210_INT_GIC_NIRQ; n++) { s->irqs.int_gic_irq[n] = qdev_get_gpio_in(dev, n); } /* Cache controller */ sysbus_create_simple("l2x0", EXYNOS4210_L2X0_BASE_ADDR, NULL); /* External GIC */ dev = qdev_create(NULL, "exynos4210.gic"); qdev_prop_set_uint32(dev, "num-cpu", EXYNOS4210_NCPUS); qdev_init_nofail(dev); busdev = SYS_BUS_DEVICE(dev); /* Map CPU interface */ sysbus_mmio_map(busdev, 0, EXYNOS4210_EXT_GIC_CPU_BASE_ADDR); /* Map Distributer interface */ sysbus_mmio_map(busdev, 1, EXYNOS4210_EXT_GIC_DIST_BASE_ADDR); for (n = 0; n < EXYNOS4210_NCPUS; n++) { sysbus_connect_irq(busdev, n, gate_irq[n][1]); } for (n = 0; n < EXYNOS4210_EXT_GIC_NIRQ; n++) { s->irqs.ext_gic_irq[n] = qdev_get_gpio_in(dev, n); } /* Internal Interrupt Combiner */ dev = qdev_create(NULL, "exynos4210.combiner"); qdev_init_nofail(dev); busdev = SYS_BUS_DEVICE(dev); for (n = 0; n < EXYNOS4210_MAX_INT_COMBINER_OUT_IRQ; n++) { sysbus_connect_irq(busdev, n, s->irqs.int_gic_irq[n]); } exynos4210_combiner_get_gpioin(&s->irqs, dev, 0); sysbus_mmio_map(busdev, 0, EXYNOS4210_INT_COMBINER_BASE_ADDR); /* External Interrupt Combiner */ dev = qdev_create(NULL, "exynos4210.combiner"); qdev_prop_set_uint32(dev, "external", 1); qdev_init_nofail(dev); busdev = SYS_BUS_DEVICE(dev); for (n = 0; n < EXYNOS4210_MAX_INT_COMBINER_OUT_IRQ; n++) { sysbus_connect_irq(busdev, n, s->irqs.ext_gic_irq[n]); } exynos4210_combiner_get_gpioin(&s->irqs, dev, 1); sysbus_mmio_map(busdev, 0, EXYNOS4210_EXT_COMBINER_BASE_ADDR); /* Initialize board IRQs. */ exynos4210_init_board_irqs(&s->irqs); /*** Memory ***/ /* Chip-ID and OMR */ memory_region_init_io(&s->chipid_mem, NULL, &exynos4210_chipid_and_omr_ops, NULL, "exynos4210.chipid", sizeof(chipid_and_omr)); memory_region_add_subregion(system_mem, EXYNOS4210_CHIPID_ADDR, &s->chipid_mem); /* Internal ROM */ memory_region_init_ram(&s->irom_mem, NULL, "exynos4210.irom", EXYNOS4210_IROM_SIZE, &error_fatal); memory_region_set_readonly(&s->irom_mem, true); memory_region_add_subregion(system_mem, EXYNOS4210_IROM_BASE_ADDR, &s->irom_mem); /* mirror of iROM */ memory_region_init_alias(&s->irom_alias_mem, NULL, "exynos4210.irom_alias", &s->irom_mem, 0, EXYNOS4210_IROM_SIZE); memory_region_set_readonly(&s->irom_alias_mem, true); memory_region_add_subregion(system_mem, EXYNOS4210_IROM_MIRROR_BASE_ADDR, &s->irom_alias_mem); /* Internal RAM */ memory_region_init_ram(&s->iram_mem, NULL, "exynos4210.iram", EXYNOS4210_IRAM_SIZE, &error_fatal); memory_region_add_subregion(system_mem, EXYNOS4210_IRAM_BASE_ADDR, &s->iram_mem); /* PMU. * The only reason of existence at the moment is that secondary CPU boot * loader uses PMU INFORM5 register as a holding pen. */ sysbus_create_simple("exynos4210.pmu", EXYNOS4210_PMU_BASE_ADDR, NULL); sysbus_create_simple("exynos4210.clk", EXYNOS4210_CLK_BASE_ADDR, NULL); sysbus_create_simple("exynos4210.rng", EXYNOS4210_RNG_BASE_ADDR, NULL); /* PWM */ sysbus_create_varargs("exynos4210.pwm", EXYNOS4210_PWM_BASE_ADDR, s->irq_table[exynos4210_get_irq(22, 0)], s->irq_table[exynos4210_get_irq(22, 1)], s->irq_table[exynos4210_get_irq(22, 2)], s->irq_table[exynos4210_get_irq(22, 3)], s->irq_table[exynos4210_get_irq(22, 4)], NULL); /* RTC */ sysbus_create_varargs("exynos4210.rtc", EXYNOS4210_RTC_BASE_ADDR, s->irq_table[exynos4210_get_irq(23, 0)], s->irq_table[exynos4210_get_irq(23, 1)], NULL); /* Multi Core Timer */ dev = qdev_create(NULL, "exynos4210.mct"); qdev_init_nofail(dev); busdev = SYS_BUS_DEVICE(dev); for (n = 0; n < 4; n++) { /* Connect global timer interrupts to Combiner gpio_in */ sysbus_connect_irq(busdev, n, s->irq_table[exynos4210_get_irq(1, 4 + n)]); } /* Connect local timer interrupts to Combiner gpio_in */ sysbus_connect_irq(busdev, 4, s->irq_table[exynos4210_get_irq(51, 0)]); sysbus_connect_irq(busdev, 5, s->irq_table[exynos4210_get_irq(35, 3)]); sysbus_mmio_map(busdev, 0, EXYNOS4210_MCT_BASE_ADDR); /*** I2C ***/ for (n = 0; n < EXYNOS4210_I2C_NUMBER; n++) { uint32_t addr = EXYNOS4210_I2C_BASE_ADDR + EXYNOS4210_I2C_SHIFT * n; qemu_irq i2c_irq; if (n < 8) { i2c_irq = s->irq_table[exynos4210_get_irq(EXYNOS4210_I2C_INTG, n)]; } else { i2c_irq = s->irq_table[exynos4210_get_irq(EXYNOS4210_HDMI_INTG, 1)]; } dev = qdev_create(NULL, "exynos4210.i2c"); qdev_init_nofail(dev); busdev = SYS_BUS_DEVICE(dev); sysbus_connect_irq(busdev, 0, i2c_irq); sysbus_mmio_map(busdev, 0, addr); s->i2c_if[n] = (I2CBus *)qdev_get_child_bus(dev, "i2c"); } /*** UARTs ***/ exynos4210_uart_create(EXYNOS4210_UART0_BASE_ADDR, EXYNOS4210_UART0_FIFO_SIZE, 0, NULL, s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 0)]); exynos4210_uart_create(EXYNOS4210_UART1_BASE_ADDR, EXYNOS4210_UART1_FIFO_SIZE, 1, NULL, s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 1)]); exynos4210_uart_create(EXYNOS4210_UART2_BASE_ADDR, EXYNOS4210_UART2_FIFO_SIZE, 2, NULL, s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 2)]); exynos4210_uart_create(EXYNOS4210_UART3_BASE_ADDR, EXYNOS4210_UART3_FIFO_SIZE, 3, NULL, s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 3)]); /*** SD/MMC host controllers ***/ for (n = 0; n < EXYNOS4210_SDHCI_NUMBER; n++) { DeviceState *carddev; BlockBackend *blk; DriveInfo *di; /* Compatible with: * - SD Host Controller Specification Version 2.0 * - SDIO Specification Version 2.0 * - MMC Specification Version 4.3 * - SDMA * - ADMA2 * * As this part of the Exynos4210 is not publically available, * we used the "HS-MMC Controller S3C2416X RISC Microprocessor" * public datasheet which is very similar (implementing * MMC Specification Version 4.0 being the only difference noted) */ dev = qdev_create(NULL, TYPE_SYSBUS_SDHCI); qdev_prop_set_uint64(dev, "capareg", EXYNOS4210_SDHCI_CAPABILITIES); qdev_init_nofail(dev); busdev = SYS_BUS_DEVICE(dev); sysbus_mmio_map(busdev, 0, EXYNOS4210_SDHCI_ADDR(n)); sysbus_connect_irq(busdev, 0, s->irq_table[exynos4210_get_irq(29, n)]); di = drive_get(IF_SD, 0, n); blk = di ? blk_by_legacy_dinfo(di) : NULL; carddev = qdev_create(qdev_get_child_bus(dev, "sd-bus"), TYPE_SD_CARD); qdev_prop_set_drive(carddev, "drive", blk, &error_abort); qdev_init_nofail(carddev); } /*** Display controller (FIMD) ***/ sysbus_create_varargs("exynos4210.fimd", EXYNOS4210_FIMD0_BASE_ADDR, s->irq_table[exynos4210_get_irq(11, 0)], s->irq_table[exynos4210_get_irq(11, 1)], s->irq_table[exynos4210_get_irq(11, 2)], NULL); sysbus_create_simple(TYPE_EXYNOS4210_EHCI, EXYNOS4210_EHCI_BASE_ADDR, s->irq_table[exynos4210_get_irq(28, 3)]); return s; }
/* EBUS (Eight bit bus) bridge */ static void ebus_realize(PCIDevice *pci_dev, Error **errp) { EbusState *s = EBUS(pci_dev); SysBusDevice *sbd; DeviceState *dev; qemu_irq *isa_irq; DriveInfo *fd[MAX_FD]; int i; s->isa_bus = isa_bus_new(DEVICE(pci_dev), get_system_memory(), pci_address_space_io(pci_dev), errp); if (!s->isa_bus) { error_setg(errp, "unable to instantiate EBUS ISA bus"); return; } /* ISA bus */ isa_irq = qemu_allocate_irqs(ebus_isa_irq_handler, s, ISA_NUM_IRQS); isa_bus_irqs(s->isa_bus, isa_irq); qdev_init_gpio_out_named(DEVICE(s), s->isa_bus_irqs, "isa-irq", ISA_NUM_IRQS); /* Serial ports */ i = 0; if (s->console_serial_base) { serial_mm_init(pci_address_space(pci_dev), s->console_serial_base, 0, NULL, 115200, serial_hds[i], DEVICE_BIG_ENDIAN); i++; } serial_hds_isa_init(s->isa_bus, i, MAX_SERIAL_PORTS); /* Parallel ports */ parallel_hds_isa_init(s->isa_bus, MAX_PARALLEL_PORTS); /* Keyboard */ isa_create_simple(s->isa_bus, "i8042"); /* Floppy */ for (i = 0; i < MAX_FD; i++) { fd[i] = drive_get(IF_FLOPPY, 0, i); } dev = DEVICE(isa_create(s->isa_bus, TYPE_ISA_FDC)); if (fd[0]) { qdev_prop_set_drive(dev, "driveA", blk_by_legacy_dinfo(fd[0]), &error_abort); } if (fd[1]) { qdev_prop_set_drive(dev, "driveB", blk_by_legacy_dinfo(fd[1]), &error_abort); } qdev_prop_set_uint32(dev, "dma", -1); qdev_init_nofail(dev); /* Power */ dev = qdev_create(NULL, TYPE_SUN4U_POWER); qdev_init_nofail(dev); sbd = SYS_BUS_DEVICE(dev); memory_region_add_subregion(pci_address_space_io(pci_dev), 0x7240, sysbus_mmio_get_region(sbd, 0)); /* PCI */ pci_dev->config[0x04] = 0x06; // command = bus master, pci mem pci_dev->config[0x05] = 0x00; pci_dev->config[0x06] = 0xa0; // status = fast back-to-back, 66MHz, no error pci_dev->config[0x07] = 0x03; // status = medium devsel pci_dev->config[0x09] = 0x00; // programming i/f pci_dev->config[0x0D] = 0x0a; // latency_timer memory_region_init_alias(&s->bar0, OBJECT(s), "bar0", get_system_io(), 0, 0x1000000); pci_register_bar(pci_dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->bar0); memory_region_init_alias(&s->bar1, OBJECT(s), "bar1", get_system_io(), 0, 0x8000); pci_register_bar(pci_dev, 1, PCI_BASE_ADDRESS_SPACE_IO, &s->bar1); }
static PCIDevice *qemu_pci_hot_add_storage(Monitor *mon, const char *devaddr, const char *opts) { PCIDevice *dev; DriveInfo *dinfo = NULL; int type = -1; char buf[128]; PCIBus *root = pci_find_primary_bus(); PCIBus *bus; int devfn; if (get_param_value(buf, sizeof(buf), "if", opts)) { if (!strcmp(buf, "scsi")) type = IF_SCSI; else if (!strcmp(buf, "virtio")) { type = IF_VIRTIO; } else { monitor_printf(mon, "type %s not a hotpluggable PCI device.\n", buf); return NULL; } } else { monitor_printf(mon, "no if= specified\n"); return NULL; } if (get_param_value(buf, sizeof(buf), "file", opts)) { dinfo = add_init_drive(opts); if (!dinfo) return NULL; if (dinfo->devaddr) { monitor_printf(mon, "Parameter addr not supported\n"); return NULL; } } else { dinfo = NULL; } if (!root) { monitor_printf(mon, "no primary PCI bus (if there are multiple" " PCI roots, you must use device_add instead)"); return NULL; } bus = pci_get_bus_devfn(&devfn, root, devaddr); if (!bus) { monitor_printf(mon, "Invalid PCI device address %s\n", devaddr); return NULL; } if (!qbus_is_hotpluggable(BUS(bus))) { monitor_printf(mon, "PCI bus doesn't support hotplug\n"); return NULL; } switch (type) { case IF_SCSI: dev = pci_create(bus, devfn, "lsi53c895a"); if (qdev_init(&dev->qdev) < 0) dev = NULL; if (dev && dinfo) { if (scsi_hot_add(mon, &dev->qdev, dinfo, 0) != 0) { qdev_unplug(&dev->qdev, NULL); dev = NULL; } } break; case IF_VIRTIO: if (!dinfo) { monitor_printf(mon, "virtio requires a backing file/device.\n"); return NULL; } dev = pci_create(bus, devfn, "virtio-blk-pci"); if (qdev_prop_set_drive(&dev->qdev, "drive", blk_by_legacy_dinfo(dinfo)) < 0) { object_unparent(OBJECT(dev)); dev = NULL; break; } if (qdev_init(&dev->qdev) < 0) dev = NULL; break; default: dev = NULL; } return dev; }
static void sun4uv_init(MemoryRegion *address_space_mem, MachineState *machine, const struct hwdef *hwdef) { SPARCCPU *cpu; Nvram *nvram; unsigned int i; uint64_t initrd_addr, initrd_size, kernel_addr, kernel_size, kernel_entry; PCIBus *pci_bus, *pci_bus2, *pci_bus3; ISABus *isa_bus; SysBusDevice *s; qemu_irq *ivec_irqs, *pbm_irqs; DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; DriveInfo *fd[MAX_FD]; DeviceState *dev; FWCfgState *fw_cfg; /* init CPUs */ cpu = cpu_devinit(machine->cpu_model, hwdef); /* set up devices */ ram_init(0, machine->ram_size); prom_init(hwdef->prom_addr, bios_name); ivec_irqs = qemu_allocate_irqs(cpu_set_ivec_irq, cpu, IVEC_MAX); pci_bus = pci_apb_init(APB_SPECIAL_BASE, APB_MEM_BASE, ivec_irqs, &pci_bus2, &pci_bus3, &pbm_irqs); pci_vga_init(pci_bus); // XXX Should be pci_bus3 isa_bus = pci_ebus_init(pci_bus, -1, pbm_irqs); i = 0; if (hwdef->console_serial_base) { serial_mm_init(address_space_mem, hwdef->console_serial_base, 0, NULL, 115200, serial_hds[i], DEVICE_BIG_ENDIAN); i++; } serial_hds_isa_init(isa_bus, MAX_SERIAL_PORTS); parallel_hds_isa_init(isa_bus, MAX_PARALLEL_PORTS); for(i = 0; i < nb_nics; i++) pci_nic_init_nofail(&nd_table[i], pci_bus, "ne2k_pci", NULL); ide_drive_get(hd, ARRAY_SIZE(hd)); pci_cmd646_ide_init(pci_bus, hd, 1); isa_create_simple(isa_bus, "i8042"); /* Floppy */ for(i = 0; i < MAX_FD; i++) { fd[i] = drive_get(IF_FLOPPY, 0, i); } dev = DEVICE(isa_create(isa_bus, TYPE_ISA_FDC)); if (fd[0]) { qdev_prop_set_drive(dev, "driveA", blk_by_legacy_dinfo(fd[0]), &error_abort); } if (fd[1]) { qdev_prop_set_drive(dev, "driveB", blk_by_legacy_dinfo(fd[1]), &error_abort); } qdev_prop_set_uint32(dev, "dma", -1); qdev_init_nofail(dev); /* Map NVRAM into I/O (ebus) space */ nvram = m48t59_init(NULL, 0, 0, NVRAM_SIZE, 1968, 59); s = SYS_BUS_DEVICE(nvram); memory_region_add_subregion(get_system_io(), 0x2000, sysbus_mmio_get_region(s, 0)); initrd_size = 0; initrd_addr = 0; kernel_size = sun4u_load_kernel(machine->kernel_filename, machine->initrd_filename, ram_size, &initrd_size, &initrd_addr, &kernel_addr, &kernel_entry); sun4u_NVRAM_set_params(nvram, NVRAM_SIZE, "Sun4u", machine->ram_size, machine->boot_order, kernel_addr, kernel_size, machine->kernel_cmdline, initrd_addr, initrd_size, /* XXX: need an option to load a NVRAM image */ 0, graphic_width, graphic_height, graphic_depth, (uint8_t *)&nd_table[0].macaddr); fw_cfg = fw_cfg_init_io(BIOS_CFG_IOPORT); fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus); fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size); fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id); fw_cfg_add_i64(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_entry); fw_cfg_add_i64(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size); if (machine->kernel_cmdline) { fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, strlen(machine->kernel_cmdline) + 1); fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, machine->kernel_cmdline); } else { fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0); } fw_cfg_add_i64(fw_cfg, FW_CFG_INITRD_ADDR, initrd_addr); fw_cfg_add_i64(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size); fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, machine->boot_order[0]); fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_WIDTH, graphic_width); fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_HEIGHT, graphic_height); fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_DEPTH, graphic_depth); qemu_register_boot_set(fw_cfg_boot_set, fw_cfg); }
static void xlnx_zynqmp_init(XlnxZCU102 *s, MachineState *machine) { int i; uint64_t ram_size = machine->ram_size; /* Create the memory region to pass to the SoC */ if (ram_size > XLNX_ZYNQMP_MAX_RAM_SIZE) { error_report("ERROR: RAM size 0x%" PRIx64 " above max supported of " "0x%llx", ram_size, XLNX_ZYNQMP_MAX_RAM_SIZE); exit(1); } if (ram_size < 0x08000000) { qemu_log("WARNING: RAM size 0x%" PRIx64 " is small for ZCU102", ram_size); } memory_region_allocate_system_memory(&s->ddr_ram, NULL, "ddr-ram", ram_size); object_initialize(&s->soc, sizeof(s->soc), TYPE_XLNX_ZYNQMP); object_property_add_child(OBJECT(machine), "soc", OBJECT(&s->soc), &error_abort); object_property_set_link(OBJECT(&s->soc), OBJECT(&s->ddr_ram), "ddr-ram", &error_abort); object_property_set_bool(OBJECT(&s->soc), s->secure, "secure", &error_fatal); object_property_set_bool(OBJECT(&s->soc), s->virt, "virtualization", &error_fatal); object_property_set_bool(OBJECT(&s->soc), true, "realized", &error_fatal); /* Create and plug in the SD cards */ for (i = 0; i < XLNX_ZYNQMP_NUM_SDHCI; i++) { BusState *bus; DriveInfo *di = drive_get_next(IF_SD); BlockBackend *blk = di ? blk_by_legacy_dinfo(di) : NULL; DeviceState *carddev; char *bus_name; bus_name = g_strdup_printf("sd-bus%d", i); bus = qdev_get_child_bus(DEVICE(&s->soc), bus_name); g_free(bus_name); if (!bus) { error_report("No SD bus found for SD card %d", i); exit(1); } carddev = qdev_create(bus, TYPE_SD_CARD); qdev_prop_set_drive(carddev, "drive", blk, &error_fatal); object_property_set_bool(OBJECT(carddev), true, "realized", &error_fatal); } for (i = 0; i < XLNX_ZYNQMP_NUM_SPIS; i++) { SSIBus *spi_bus; DeviceState *flash_dev; qemu_irq cs_line; DriveInfo *dinfo = drive_get_next(IF_MTD); gchar *bus_name = g_strdup_printf("spi%d", i); spi_bus = (SSIBus *)qdev_get_child_bus(DEVICE(&s->soc), bus_name); g_free(bus_name); flash_dev = ssi_create_slave_no_init(spi_bus, "sst25wf080"); if (dinfo) { qdev_prop_set_drive(flash_dev, "drive", blk_by_legacy_dinfo(dinfo), &error_fatal); } qdev_init_nofail(flash_dev); cs_line = qdev_get_gpio_in_named(flash_dev, SSI_GPIO_CS, 0); sysbus_connect_irq(SYS_BUS_DEVICE(&s->soc.spi[i]), 1, cs_line); } for (i = 0; i < XLNX_ZYNQMP_NUM_QSPI_FLASH; i++) { SSIBus *spi_bus; DeviceState *flash_dev; qemu_irq cs_line; DriveInfo *dinfo = drive_get_next(IF_MTD); int bus = i / XLNX_ZYNQMP_NUM_QSPI_BUS_CS; gchar *bus_name = g_strdup_printf("qspi%d", bus); spi_bus = (SSIBus *)qdev_get_child_bus(DEVICE(&s->soc), bus_name); g_free(bus_name); flash_dev = ssi_create_slave_no_init(spi_bus, "n25q512a11"); if (dinfo) { qdev_prop_set_drive(flash_dev, "drive", blk_by_legacy_dinfo(dinfo), &error_fatal); } qdev_init_nofail(flash_dev); cs_line = qdev_get_gpio_in_named(flash_dev, SSI_GPIO_CS, 0); sysbus_connect_irq(SYS_BUS_DEVICE(&s->soc.qspi), i + 1, cs_line); } /* TODO create and connect IDE devices for ide_drive_get() */ xlnx_zcu102_binfo.ram_size = ram_size; xlnx_zcu102_binfo.kernel_filename = machine->kernel_filename; xlnx_zcu102_binfo.kernel_cmdline = machine->kernel_cmdline; xlnx_zcu102_binfo.initrd_filename = machine->initrd_filename; xlnx_zcu102_binfo.loader_start = 0; arm_load_kernel(s->soc.boot_cpu_ptr, &xlnx_zcu102_binfo); }
/* PC hardware initialisation */ static void s390_init(ram_addr_t ram_size, const char *boot_device, const char *kernel_filename, const char *kernel_cmdline, const char *initrd_filename, const char *cpu_model) { CPUState *env = NULL; ram_addr_t ram_addr; ram_addr_t kernel_size = 0; ram_addr_t initrd_offset; ram_addr_t initrd_size = 0; int i; /* XXX we only work on KVM for now */ if (!kvm_enabled()) { fprintf(stderr, "The S390 target only works with KVM enabled\n"); exit(1); } /* get a BUS */ s390_bus = s390_virtio_bus_init(&ram_size); /* allocate RAM */ ram_addr = qemu_ram_alloc(ram_size); cpu_register_physical_memory(0, ram_size, ram_addr); /* init CPUs */ if (cpu_model == NULL) { cpu_model = "host"; } ipi_states = qemu_malloc(sizeof(CPUState *) * smp_cpus); for (i = 0; i < smp_cpus; i++) { CPUState *tmp_env; tmp_env = cpu_init(cpu_model); if (!env) { env = tmp_env; } ipi_states[i] = tmp_env; tmp_env->halted = 1; tmp_env->exception_index = EXCP_HLT; } env->halted = 0; env->exception_index = 0; if (kernel_filename) { kernel_size = load_image(kernel_filename, qemu_get_ram_ptr(0)); if (lduw_phys(KERN_IMAGE_START) != 0x0dd0) { fprintf(stderr, "Specified image is not an s390 boot image\n"); exit(1); } cpu_synchronize_state(env); env->psw.addr = KERN_IMAGE_START; env->psw.mask = 0x0000000180000000ULL; } if (initrd_filename) { initrd_offset = INITRD_START; while (kernel_size + 0x100000 > initrd_offset) { initrd_offset += 0x100000; } initrd_size = load_image(initrd_filename, qemu_get_ram_ptr(initrd_offset)); stq_phys(INITRD_PARM_START, initrd_offset); stq_phys(INITRD_PARM_SIZE, initrd_size); } if (kernel_cmdline) { cpu_physical_memory_rw(KERN_PARM_AREA, (uint8_t *)kernel_cmdline, strlen(kernel_cmdline), 1); } /* Create VirtIO network adapters */ for(i = 0; i < nb_nics; i++) { NICInfo *nd = &nd_table[i]; DeviceState *dev; if (!nd->model) { nd->model = qemu_strdup("virtio"); } if (strcmp(nd->model, "virtio")) { fprintf(stderr, "S390 only supports VirtIO nics\n"); exit(1); } dev = qdev_create((BusState *)s390_bus, "virtio-net-s390"); qdev_set_nic_properties(dev, nd); qdev_init_nofail(dev); } /* Create VirtIO disk drives */ for(i = 0; i < MAX_BLK_DEVS; i++) { DriveInfo *dinfo; DeviceState *dev; dinfo = drive_get(IF_IDE, 0, i); if (!dinfo) { continue; } dev = qdev_create((BusState *)s390_bus, "virtio-blk-s390"); qdev_prop_set_drive(dev, "drive", dinfo); qdev_init_nofail(dev); } }