|  | /* | 
|  | * QEMU Sun4u/Sun4v System Emulator | 
|  | * | 
|  | * Copyright (c) 2005 Fabrice Bellard | 
|  | * | 
|  | * Permission is hereby granted, free of charge, to any person obtaining a copy | 
|  | * of this software and associated documentation files (the "Software"), to deal | 
|  | * in the Software without restriction, including without limitation the rights | 
|  | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | 
|  | * copies of the Software, and to permit persons to whom the Software is | 
|  | * furnished to do so, subject to the following conditions: | 
|  | * | 
|  | * The above copyright notice and this permission notice shall be included in | 
|  | * all copies or substantial portions of the Software. | 
|  | * | 
|  | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | 
|  | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | 
|  | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | 
|  | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | 
|  | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | 
|  | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | 
|  | * THE SOFTWARE. | 
|  | */ | 
|  |  | 
|  | #include "qemu/osdep.h" | 
|  | #include "qemu/units.h" | 
|  | #include "qemu/error-report.h" | 
|  | #include "qapi/error.h" | 
|  | #include "qemu/datadir.h" | 
|  | #include "cpu.h" | 
|  | #include "hw/irq.h" | 
|  | #include "hw/pci/pci.h" | 
|  | #include "hw/pci/pci_bridge.h" | 
|  | #include "hw/pci/pci_bus.h" | 
|  | #include "hw/pci/pci_host.h" | 
|  | #include "hw/qdev-properties.h" | 
|  | #include "hw/pci-host/sabre.h" | 
|  | #include "hw/char/serial.h" | 
|  | #include "hw/char/parallel.h" | 
|  | #include "hw/rtc/m48t59.h" | 
|  | #include "migration/vmstate.h" | 
|  | #include "hw/input/i8042.h" | 
|  | #include "hw/block/fdc.h" | 
|  | #include "net/net.h" | 
|  | #include "qemu/timer.h" | 
|  | #include "sysemu/runstate.h" | 
|  | #include "sysemu/sysemu.h" | 
|  | #include "hw/boards.h" | 
|  | #include "hw/nvram/sun_nvram.h" | 
|  | #include "hw/nvram/chrp_nvram.h" | 
|  | #include "hw/sparc/sparc64.h" | 
|  | #include "hw/nvram/fw_cfg.h" | 
|  | #include "hw/sysbus.h" | 
|  | #include "hw/ide/pci.h" | 
|  | #include "hw/loader.h" | 
|  | #include "hw/fw-path-provider.h" | 
|  | #include "elf.h" | 
|  | #include "trace.h" | 
|  | #include "qom/object.h" | 
|  |  | 
|  | #define KERNEL_LOAD_ADDR     0x00404000 | 
|  | #define CMDLINE_ADDR         0x003ff000 | 
|  | #define PROM_SIZE_MAX        (4 * MiB) | 
|  | #define PROM_VADDR           0x000ffd00000ULL | 
|  | #define PBM_SPECIAL_BASE     0x1fe00000000ULL | 
|  | #define PBM_MEM_BASE         0x1ff00000000ULL | 
|  | #define PBM_PCI_IO_BASE      (PBM_SPECIAL_BASE + 0x02000000ULL) | 
|  | #define PROM_FILENAME        "openbios-sparc64" | 
|  | #define NVRAM_SIZE           0x2000 | 
|  | #define BIOS_CFG_IOPORT      0x510 | 
|  | #define FW_CFG_SPARC64_WIDTH (FW_CFG_ARCH_LOCAL + 0x00) | 
|  | #define FW_CFG_SPARC64_HEIGHT (FW_CFG_ARCH_LOCAL + 0x01) | 
|  | #define FW_CFG_SPARC64_DEPTH (FW_CFG_ARCH_LOCAL + 0x02) | 
|  |  | 
|  | #define IVEC_MAX             0x40 | 
|  |  | 
|  | struct hwdef { | 
|  | uint16_t machine_id; | 
|  | uint64_t prom_addr; | 
|  | uint64_t console_serial_base; | 
|  | }; | 
|  |  | 
|  | struct EbusState { | 
|  | /*< private >*/ | 
|  | PCIDevice parent_obj; | 
|  |  | 
|  | ISABus *isa_bus; | 
|  | qemu_irq *isa_irqs_in; | 
|  | qemu_irq isa_irqs_out[ISA_NUM_IRQS]; | 
|  | uint64_t console_serial_base; | 
|  | MemoryRegion bar0; | 
|  | MemoryRegion bar1; | 
|  | }; | 
|  |  | 
|  | #define TYPE_EBUS "ebus" | 
|  | OBJECT_DECLARE_SIMPLE_TYPE(EbusState, EBUS) | 
|  |  | 
|  | const char *fw_cfg_arch_key_name(uint16_t key) | 
|  | { | 
|  | static const struct { | 
|  | uint16_t key; | 
|  | const char *name; | 
|  | } fw_cfg_arch_wellknown_keys[] = { | 
|  | {FW_CFG_SPARC64_WIDTH, "width"}, | 
|  | {FW_CFG_SPARC64_HEIGHT, "height"}, | 
|  | {FW_CFG_SPARC64_DEPTH, "depth"}, | 
|  | }; | 
|  |  | 
|  | for (size_t i = 0; i < ARRAY_SIZE(fw_cfg_arch_wellknown_keys); i++) { | 
|  | if (fw_cfg_arch_wellknown_keys[i].key == key) { | 
|  | return fw_cfg_arch_wellknown_keys[i].name; | 
|  | } | 
|  | } | 
|  | return NULL; | 
|  | } | 
|  |  | 
|  | static void fw_cfg_boot_set(void *opaque, const char *boot_device, | 
|  | Error **errp) | 
|  | { | 
|  | fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]); | 
|  | } | 
|  |  | 
|  | static int sun4u_NVRAM_set_params(Nvram *nvram, uint16_t NVRAM_size, | 
|  | const char *arch, ram_addr_t RAM_size, | 
|  | const char *boot_devices, | 
|  | uint32_t kernel_image, uint32_t kernel_size, | 
|  | const char *cmdline, | 
|  | uint32_t initrd_image, uint32_t initrd_size, | 
|  | uint32_t NVRAM_image, | 
|  | int width, int height, int depth, | 
|  | const uint8_t *macaddr) | 
|  | { | 
|  | unsigned int i; | 
|  | int sysp_end; | 
|  | uint8_t image[0x1ff0]; | 
|  | NvramClass *k = NVRAM_GET_CLASS(nvram); | 
|  |  | 
|  | memset(image, '\0', sizeof(image)); | 
|  |  | 
|  | /* OpenBIOS nvram variables partition */ | 
|  | sysp_end = chrp_nvram_create_system_partition(image, 0, 0x1fd0); | 
|  |  | 
|  | /* Free space partition */ | 
|  | chrp_nvram_create_free_partition(&image[sysp_end], 0x1fd0 - sysp_end); | 
|  |  | 
|  | Sun_init_header((struct Sun_nvram *)&image[0x1fd8], macaddr, 0x80); | 
|  |  | 
|  | for (i = 0; i < sizeof(image); i++) { | 
|  | (k->write)(nvram, i, image[i]); | 
|  | } | 
|  |  | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | static uint64_t sun4u_load_kernel(const char *kernel_filename, | 
|  | const char *initrd_filename, | 
|  | ram_addr_t RAM_size, uint64_t *initrd_size, | 
|  | uint64_t *initrd_addr, uint64_t *kernel_addr, | 
|  | uint64_t *kernel_entry) | 
|  | { | 
|  | int linux_boot; | 
|  | unsigned int i; | 
|  | long kernel_size; | 
|  | uint8_t *ptr; | 
|  | uint64_t kernel_top = 0; | 
|  |  | 
|  | linux_boot = (kernel_filename != NULL); | 
|  |  | 
|  | kernel_size = 0; | 
|  | if (linux_boot) { | 
|  | int bswap_needed; | 
|  |  | 
|  | #ifdef BSWAP_NEEDED | 
|  | bswap_needed = 1; | 
|  | #else | 
|  | bswap_needed = 0; | 
|  | #endif | 
|  | kernel_size = load_elf(kernel_filename, NULL, NULL, NULL, kernel_entry, | 
|  | kernel_addr, &kernel_top, NULL, 1, EM_SPARCV9, 0, | 
|  | 0); | 
|  | if (kernel_size < 0) { | 
|  | *kernel_addr = KERNEL_LOAD_ADDR; | 
|  | *kernel_entry = KERNEL_LOAD_ADDR; | 
|  | kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR, | 
|  | RAM_size - KERNEL_LOAD_ADDR, bswap_needed, | 
|  | TARGET_PAGE_SIZE); | 
|  | } | 
|  | if (kernel_size < 0) { | 
|  | kernel_size = load_image_targphys(kernel_filename, | 
|  | KERNEL_LOAD_ADDR, | 
|  | RAM_size - KERNEL_LOAD_ADDR); | 
|  | } | 
|  | if (kernel_size < 0) { | 
|  | error_report("could not load kernel '%s'", kernel_filename); | 
|  | exit(1); | 
|  | } | 
|  | /* load initrd above kernel */ | 
|  | *initrd_size = 0; | 
|  | if (initrd_filename && kernel_top) { | 
|  | *initrd_addr = TARGET_PAGE_ALIGN(kernel_top); | 
|  |  | 
|  | *initrd_size = load_image_targphys(initrd_filename, | 
|  | *initrd_addr, | 
|  | RAM_size - *initrd_addr); | 
|  | if ((int)*initrd_size < 0) { | 
|  | error_report("could not load initial ram disk '%s'", | 
|  | initrd_filename); | 
|  | exit(1); | 
|  | } | 
|  | } | 
|  | if (*initrd_size > 0) { | 
|  | for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) { | 
|  | ptr = rom_ptr(*kernel_addr + i, 32); | 
|  | if (ptr && ldl_p(ptr + 8) == 0x48647253) { /* HdrS */ | 
|  | stl_p(ptr + 24, *initrd_addr + *kernel_addr); | 
|  | stl_p(ptr + 28, *initrd_size); | 
|  | break; | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | return kernel_size; | 
|  | } | 
|  |  | 
|  | typedef struct ResetData { | 
|  | SPARCCPU *cpu; | 
|  | uint64_t prom_addr; | 
|  | } ResetData; | 
|  |  | 
|  | #define TYPE_SUN4U_POWER "power" | 
|  | OBJECT_DECLARE_SIMPLE_TYPE(PowerDevice, SUN4U_POWER) | 
|  |  | 
|  | struct PowerDevice { | 
|  | SysBusDevice parent_obj; | 
|  |  | 
|  | MemoryRegion power_mmio; | 
|  | }; | 
|  |  | 
|  | /* Power */ | 
|  | static uint64_t power_mem_read(void *opaque, hwaddr addr, unsigned size) | 
|  | { | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | static void power_mem_write(void *opaque, hwaddr addr, | 
|  | uint64_t val, unsigned size) | 
|  | { | 
|  | /* According to a real Ultra 5, bit 24 controls the power */ | 
|  | if (val & 0x1000000) { | 
|  | qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_SHUTDOWN); | 
|  | } | 
|  | } | 
|  |  | 
|  | static const MemoryRegionOps power_mem_ops = { | 
|  | .read = power_mem_read, | 
|  | .write = power_mem_write, | 
|  | .endianness = DEVICE_NATIVE_ENDIAN, | 
|  | .valid = { | 
|  | .min_access_size = 4, | 
|  | .max_access_size = 4, | 
|  | }, | 
|  | }; | 
|  |  | 
|  | static void power_realize(DeviceState *dev, Error **errp) | 
|  | { | 
|  | PowerDevice *d = SUN4U_POWER(dev); | 
|  | SysBusDevice *sbd = SYS_BUS_DEVICE(dev); | 
|  |  | 
|  | memory_region_init_io(&d->power_mmio, OBJECT(dev), &power_mem_ops, d, | 
|  | "power", sizeof(uint32_t)); | 
|  |  | 
|  | sysbus_init_mmio(sbd, &d->power_mmio); | 
|  | } | 
|  |  | 
|  | static void power_class_init(ObjectClass *klass, void *data) | 
|  | { | 
|  | DeviceClass *dc = DEVICE_CLASS(klass); | 
|  |  | 
|  | dc->realize = power_realize; | 
|  | } | 
|  |  | 
|  | static const TypeInfo power_info = { | 
|  | .name          = TYPE_SUN4U_POWER, | 
|  | .parent        = TYPE_SYS_BUS_DEVICE, | 
|  | .instance_size = sizeof(PowerDevice), | 
|  | .class_init    = power_class_init, | 
|  | }; | 
|  |  | 
|  | static void ebus_isa_irq_handler(void *opaque, int n, int level) | 
|  | { | 
|  | EbusState *s = EBUS(opaque); | 
|  | qemu_irq irq = s->isa_irqs_out[n]; | 
|  |  | 
|  | /* Pass ISA bus IRQs onto their gpio equivalent */ | 
|  | trace_ebus_isa_irq_handler(n, level); | 
|  | if (irq) { | 
|  | qemu_set_irq(irq, level); | 
|  | } | 
|  | } | 
|  |  | 
|  | /* EBUS (Eight bit bus) bridge */ | 
|  | static void ebus_realize(PCIDevice *pci_dev, Error **errp) | 
|  | { | 
|  | EbusState *s = EBUS(pci_dev); | 
|  | ISADevice *isa_dev; | 
|  | SysBusDevice *sbd; | 
|  | DeviceState *dev; | 
|  | 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 */ | 
|  | s->isa_irqs_in = qemu_allocate_irqs(ebus_isa_irq_handler, s, ISA_NUM_IRQS); | 
|  | isa_bus_register_input_irqs(s->isa_bus, s->isa_irqs_in); | 
|  | qdev_init_gpio_out_named(DEVICE(s), s->isa_irqs_out, "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_hd(i), DEVICE_BIG_ENDIAN); | 
|  | i++; | 
|  | } | 
|  | serial_hds_isa_init(s->isa_bus, i, MAX_ISA_SERIAL_PORTS); | 
|  |  | 
|  | /* Parallel ports */ | 
|  | parallel_hds_isa_init(s->isa_bus, MAX_PARALLEL_PORTS); | 
|  |  | 
|  | /* Keyboard */ | 
|  | isa_create_simple(s->isa_bus, TYPE_I8042); | 
|  |  | 
|  | /* Floppy */ | 
|  | for (i = 0; i < MAX_FD; i++) { | 
|  | fd[i] = drive_get(IF_FLOPPY, 0, i); | 
|  | } | 
|  | isa_dev = isa_new(TYPE_ISA_FDC); | 
|  | dev = DEVICE(isa_dev); | 
|  | qdev_prop_set_uint32(dev, "dma", -1); | 
|  | isa_realize_and_unref(isa_dev, s->isa_bus, &error_fatal); | 
|  | isa_fdc_init_drives(isa_dev, fd); | 
|  |  | 
|  | /* Power */ | 
|  | dev = qdev_new(TYPE_SUN4U_POWER); | 
|  | sbd = SYS_BUS_DEVICE(dev); | 
|  | sysbus_realize_and_unref(sbd, &error_fatal); | 
|  | 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 Property ebus_properties[] = { | 
|  | DEFINE_PROP_UINT64("console-serial-base", EbusState, | 
|  | console_serial_base, 0), | 
|  | DEFINE_PROP_END_OF_LIST(), | 
|  | }; | 
|  |  | 
|  | static void ebus_class_init(ObjectClass *klass, void *data) | 
|  | { | 
|  | PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); | 
|  | DeviceClass *dc = DEVICE_CLASS(klass); | 
|  |  | 
|  | k->realize = ebus_realize; | 
|  | k->vendor_id = PCI_VENDOR_ID_SUN; | 
|  | k->device_id = PCI_DEVICE_ID_SUN_EBUS; | 
|  | k->revision = 0x01; | 
|  | k->class_id = PCI_CLASS_BRIDGE_OTHER; | 
|  | device_class_set_props(dc, ebus_properties); | 
|  | } | 
|  |  | 
|  | static const TypeInfo ebus_info = { | 
|  | .name          = TYPE_EBUS, | 
|  | .parent        = TYPE_PCI_DEVICE, | 
|  | .class_init    = ebus_class_init, | 
|  | .instance_size = sizeof(EbusState), | 
|  | .interfaces = (InterfaceInfo[]) { | 
|  | { INTERFACE_CONVENTIONAL_PCI_DEVICE }, | 
|  | { }, | 
|  | }, | 
|  | }; | 
|  |  | 
|  | #define TYPE_OPENPROM "openprom" | 
|  | typedef struct PROMState PROMState; | 
|  | DECLARE_INSTANCE_CHECKER(PROMState, OPENPROM, | 
|  | TYPE_OPENPROM) | 
|  |  | 
|  | struct PROMState { | 
|  | SysBusDevice parent_obj; | 
|  |  | 
|  | MemoryRegion prom; | 
|  | }; | 
|  |  | 
|  | static uint64_t translate_prom_address(void *opaque, uint64_t addr) | 
|  | { | 
|  | hwaddr *base_addr = (hwaddr *)opaque; | 
|  | return addr + *base_addr - PROM_VADDR; | 
|  | } | 
|  |  | 
|  | /* Boot PROM (OpenBIOS) */ | 
|  | static void prom_init(hwaddr addr, const char *bios_name) | 
|  | { | 
|  | DeviceState *dev; | 
|  | SysBusDevice *s; | 
|  | char *filename; | 
|  | int ret; | 
|  |  | 
|  | dev = qdev_new(TYPE_OPENPROM); | 
|  | s = SYS_BUS_DEVICE(dev); | 
|  | sysbus_realize_and_unref(s, &error_fatal); | 
|  |  | 
|  | sysbus_mmio_map(s, 0, addr); | 
|  |  | 
|  | /* load boot prom */ | 
|  | if (bios_name == NULL) { | 
|  | bios_name = PROM_FILENAME; | 
|  | } | 
|  | filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); | 
|  | if (filename) { | 
|  | ret = load_elf(filename, NULL, translate_prom_address, &addr, | 
|  | NULL, NULL, NULL, NULL, 1, EM_SPARCV9, 0, 0); | 
|  | if (ret < 0 || ret > PROM_SIZE_MAX) { | 
|  | ret = load_image_targphys(filename, addr, PROM_SIZE_MAX); | 
|  | } | 
|  | g_free(filename); | 
|  | } else { | 
|  | ret = -1; | 
|  | } | 
|  | if (ret < 0 || ret > PROM_SIZE_MAX) { | 
|  | error_report("could not load prom '%s'", bios_name); | 
|  | exit(1); | 
|  | } | 
|  | } | 
|  |  | 
|  | static void prom_realize(DeviceState *ds, Error **errp) | 
|  | { | 
|  | PROMState *s = OPENPROM(ds); | 
|  | SysBusDevice *dev = SYS_BUS_DEVICE(ds); | 
|  | Error *local_err = NULL; | 
|  |  | 
|  | memory_region_init_ram_nomigrate(&s->prom, OBJECT(ds), "sun4u.prom", | 
|  | PROM_SIZE_MAX, &local_err); | 
|  | if (local_err) { | 
|  | error_propagate(errp, local_err); | 
|  | return; | 
|  | } | 
|  |  | 
|  | vmstate_register_ram_global(&s->prom); | 
|  | memory_region_set_readonly(&s->prom, true); | 
|  | sysbus_init_mmio(dev, &s->prom); | 
|  | } | 
|  |  | 
|  | static Property prom_properties[] = { | 
|  | {/* end of property list */}, | 
|  | }; | 
|  |  | 
|  | static void prom_class_init(ObjectClass *klass, void *data) | 
|  | { | 
|  | DeviceClass *dc = DEVICE_CLASS(klass); | 
|  |  | 
|  | device_class_set_props(dc, prom_properties); | 
|  | dc->realize = prom_realize; | 
|  | } | 
|  |  | 
|  | static const TypeInfo prom_info = { | 
|  | .name          = TYPE_OPENPROM, | 
|  | .parent        = TYPE_SYS_BUS_DEVICE, | 
|  | .instance_size = sizeof(PROMState), | 
|  | .class_init    = prom_class_init, | 
|  | }; | 
|  |  | 
|  |  | 
|  | #define TYPE_SUN4U_MEMORY "memory" | 
|  | typedef struct RamDevice RamDevice; | 
|  | DECLARE_INSTANCE_CHECKER(RamDevice, SUN4U_RAM, | 
|  | TYPE_SUN4U_MEMORY) | 
|  |  | 
|  | struct RamDevice { | 
|  | SysBusDevice parent_obj; | 
|  |  | 
|  | MemoryRegion ram; | 
|  | uint64_t size; | 
|  | }; | 
|  |  | 
|  | /* System RAM */ | 
|  | static void ram_realize(DeviceState *dev, Error **errp) | 
|  | { | 
|  | RamDevice *d = SUN4U_RAM(dev); | 
|  | SysBusDevice *sbd = SYS_BUS_DEVICE(dev); | 
|  |  | 
|  | memory_region_init_ram_nomigrate(&d->ram, OBJECT(d), "sun4u.ram", d->size, | 
|  | &error_fatal); | 
|  | vmstate_register_ram_global(&d->ram); | 
|  | sysbus_init_mmio(sbd, &d->ram); | 
|  | } | 
|  |  | 
|  | static void ram_init(hwaddr addr, ram_addr_t RAM_size) | 
|  | { | 
|  | DeviceState *dev; | 
|  | SysBusDevice *s; | 
|  | RamDevice *d; | 
|  |  | 
|  | /* allocate RAM */ | 
|  | dev = qdev_new(TYPE_SUN4U_MEMORY); | 
|  | s = SYS_BUS_DEVICE(dev); | 
|  |  | 
|  | d = SUN4U_RAM(dev); | 
|  | d->size = RAM_size; | 
|  | sysbus_realize_and_unref(s, &error_fatal); | 
|  |  | 
|  | sysbus_mmio_map(s, 0, addr); | 
|  | } | 
|  |  | 
|  | static Property ram_properties[] = { | 
|  | DEFINE_PROP_UINT64("size", RamDevice, size, 0), | 
|  | DEFINE_PROP_END_OF_LIST(), | 
|  | }; | 
|  |  | 
|  | static void ram_class_init(ObjectClass *klass, void *data) | 
|  | { | 
|  | DeviceClass *dc = DEVICE_CLASS(klass); | 
|  |  | 
|  | dc->realize = ram_realize; | 
|  | device_class_set_props(dc, ram_properties); | 
|  | } | 
|  |  | 
|  | static const TypeInfo ram_info = { | 
|  | .name          = TYPE_SUN4U_MEMORY, | 
|  | .parent        = TYPE_SYS_BUS_DEVICE, | 
|  | .instance_size = sizeof(RamDevice), | 
|  | .class_init    = ram_class_init, | 
|  | }; | 
|  |  | 
|  | static void sun4uv_init(MemoryRegion *address_space_mem, | 
|  | MachineState *machine, | 
|  | const struct hwdef *hwdef) | 
|  | { | 
|  | SPARCCPU *cpu; | 
|  | Nvram *nvram; | 
|  | unsigned int i; | 
|  | uint64_t initrd_addr, initrd_size, kernel_addr, kernel_size, kernel_entry; | 
|  | SabreState *sabre; | 
|  | PCIBus *pci_bus, *pci_busA, *pci_busB; | 
|  | PCIDevice *ebus, *pci_dev; | 
|  | SysBusDevice *s; | 
|  | DeviceState *iommu, *dev; | 
|  | FWCfgState *fw_cfg; | 
|  | NICInfo *nd; | 
|  | MACAddr macaddr; | 
|  | bool onboard_nic; | 
|  |  | 
|  | /* init CPUs */ | 
|  | cpu = sparc64_cpu_devinit(machine->cpu_type, hwdef->prom_addr); | 
|  |  | 
|  | /* IOMMU */ | 
|  | iommu = qdev_new(TYPE_SUN4U_IOMMU); | 
|  | sysbus_realize_and_unref(SYS_BUS_DEVICE(iommu), &error_fatal); | 
|  |  | 
|  | /* set up devices */ | 
|  | ram_init(0, machine->ram_size); | 
|  |  | 
|  | prom_init(hwdef->prom_addr, machine->firmware); | 
|  |  | 
|  | /* Init sabre (PCI host bridge) */ | 
|  | sabre = SABRE(qdev_new(TYPE_SABRE)); | 
|  | qdev_prop_set_uint64(DEVICE(sabre), "special-base", PBM_SPECIAL_BASE); | 
|  | qdev_prop_set_uint64(DEVICE(sabre), "mem-base", PBM_MEM_BASE); | 
|  | object_property_set_link(OBJECT(sabre), "iommu", OBJECT(iommu), | 
|  | &error_abort); | 
|  | sysbus_realize_and_unref(SYS_BUS_DEVICE(sabre), &error_fatal); | 
|  |  | 
|  | /* sabre_config */ | 
|  | sysbus_mmio_map(SYS_BUS_DEVICE(sabre), 0, PBM_SPECIAL_BASE); | 
|  | /* PCI configuration space */ | 
|  | sysbus_mmio_map(SYS_BUS_DEVICE(sabre), 1, PBM_SPECIAL_BASE + 0x1000000ULL); | 
|  | /* pci_ioport */ | 
|  | sysbus_mmio_map(SYS_BUS_DEVICE(sabre), 2, PBM_SPECIAL_BASE + 0x2000000ULL); | 
|  |  | 
|  | /* Wire up PCI interrupts to CPU */ | 
|  | for (i = 0; i < IVEC_MAX; i++) { | 
|  | qdev_connect_gpio_out_named(DEVICE(sabre), "ivec-irq", i, | 
|  | qdev_get_gpio_in_named(DEVICE(cpu), "ivec-irq", i)); | 
|  | } | 
|  |  | 
|  | pci_bus = PCI_HOST_BRIDGE(sabre)->bus; | 
|  | pci_busA = pci_bridge_get_sec_bus(sabre->bridgeA); | 
|  | pci_busB = pci_bridge_get_sec_bus(sabre->bridgeB); | 
|  |  | 
|  | /* Only in-built Simba APBs can exist on the root bus, slot 0 on busA is | 
|  | reserved (leaving no slots free after on-board devices) however slots | 
|  | 0-3 are free on busB */ | 
|  | pci_bus->slot_reserved_mask = 0xfffffffc; | 
|  | pci_busA->slot_reserved_mask = 0xfffffff1; | 
|  | pci_busB->slot_reserved_mask = 0xfffffff0; | 
|  |  | 
|  | ebus = pci_new_multifunction(PCI_DEVFN(1, 0), true, TYPE_EBUS); | 
|  | qdev_prop_set_uint64(DEVICE(ebus), "console-serial-base", | 
|  | hwdef->console_serial_base); | 
|  | pci_realize_and_unref(ebus, pci_busA, &error_fatal); | 
|  |  | 
|  | /* Wire up "well-known" ISA IRQs to PBM legacy obio IRQs */ | 
|  | qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 7, | 
|  | qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_LPT_IRQ)); | 
|  | qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 6, | 
|  | qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_FDD_IRQ)); | 
|  | qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 1, | 
|  | qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_KBD_IRQ)); | 
|  | qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 12, | 
|  | qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_MSE_IRQ)); | 
|  | qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 4, | 
|  | qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_SER_IRQ)); | 
|  |  | 
|  | switch (vga_interface_type) { | 
|  | case VGA_STD: | 
|  | pci_create_simple(pci_busA, PCI_DEVFN(2, 0), "VGA"); | 
|  | vga_interface_created = true; | 
|  | break; | 
|  | case VGA_NONE: | 
|  | break; | 
|  | default: | 
|  | abort();   /* Should not happen - types are checked in vl.c already */ | 
|  | } | 
|  |  | 
|  | memset(&macaddr, 0, sizeof(MACAddr)); | 
|  | onboard_nic = false; | 
|  | for (i = 0; i < nb_nics; i++) { | 
|  | PCIBus *bus; | 
|  | nd = &nd_table[i]; | 
|  |  | 
|  | if (!nd->model || strcmp(nd->model, "sunhme") == 0) { | 
|  | if (!onboard_nic) { | 
|  | pci_dev = pci_new_multifunction(PCI_DEVFN(1, 1), | 
|  | true, "sunhme"); | 
|  | bus = pci_busA; | 
|  | memcpy(&macaddr, &nd->macaddr.a, sizeof(MACAddr)); | 
|  | onboard_nic = true; | 
|  | } else { | 
|  | pci_dev = pci_new(-1, "sunhme"); | 
|  | bus = pci_busB; | 
|  | } | 
|  | } else { | 
|  | pci_dev = pci_new(-1, nd->model); | 
|  | bus = pci_busB; | 
|  | } | 
|  |  | 
|  | dev = &pci_dev->qdev; | 
|  | qdev_set_nic_properties(dev, nd); | 
|  | pci_realize_and_unref(pci_dev, bus, &error_fatal); | 
|  | } | 
|  |  | 
|  | /* If we don't have an onboard NIC, grab a default MAC address so that | 
|  | * we have a valid machine id */ | 
|  | if (!onboard_nic) { | 
|  | qemu_macaddr_default_if_unset(&macaddr); | 
|  | } | 
|  |  | 
|  | pci_dev = pci_new(PCI_DEVFN(3, 0), "cmd646-ide"); | 
|  | qdev_prop_set_uint32(&pci_dev->qdev, "secondary", 1); | 
|  | pci_realize_and_unref(pci_dev, pci_busA, &error_fatal); | 
|  | pci_ide_create_devs(pci_dev); | 
|  |  | 
|  | /* Map NVRAM into I/O (ebus) space */ | 
|  | dev = qdev_new("sysbus-m48t59"); | 
|  | qdev_prop_set_int32(dev, "base-year", 1968); | 
|  | s = SYS_BUS_DEVICE(dev); | 
|  | sysbus_realize_and_unref(s, &error_fatal); | 
|  | memory_region_add_subregion(pci_address_space_io(ebus), 0x2000, | 
|  | sysbus_mmio_get_region(s, 0)); | 
|  | nvram = NVRAM(dev); | 
|  |  | 
|  | initrd_size = 0; | 
|  | initrd_addr = 0; | 
|  | kernel_size = sun4u_load_kernel(machine->kernel_filename, | 
|  | machine->initrd_filename, | 
|  | machine->ram_size, &initrd_size, &initrd_addr, | 
|  | &kernel_addr, &kernel_entry); | 
|  |  | 
|  | sun4u_NVRAM_set_params(nvram, NVRAM_SIZE, "Sun4u", machine->ram_size, | 
|  | machine->boot_config.order, | 
|  | kernel_addr, kernel_size, | 
|  | machine->kernel_cmdline, | 
|  | initrd_addr, initrd_size, | 
|  | /* XXX: need an option to load a NVRAM image */ | 
|  | 0, | 
|  | graphic_width, graphic_height, graphic_depth, | 
|  | (uint8_t *)&macaddr); | 
|  |  | 
|  | dev = qdev_new(TYPE_FW_CFG_IO); | 
|  | qdev_prop_set_bit(dev, "dma_enabled", false); | 
|  | object_property_add_child(OBJECT(ebus), TYPE_FW_CFG, OBJECT(dev)); | 
|  | sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); | 
|  | memory_region_add_subregion(pci_address_space_io(ebus), BIOS_CFG_IOPORT, | 
|  | &FW_CFG_IO(dev)->comb_iomem); | 
|  |  | 
|  | fw_cfg = FW_CFG(dev); | 
|  | fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)machine->smp.cpus); | 
|  | fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)machine->smp.max_cpus); | 
|  | fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)machine->ram_size); | 
|  | fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, 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_config.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); | 
|  | } | 
|  |  | 
|  | enum { | 
|  | sun4u_id = 0, | 
|  | sun4v_id = 64, | 
|  | }; | 
|  |  | 
|  | /* | 
|  | * Implementation of an interface to adjust firmware path | 
|  | * for the bootindex property handling. | 
|  | */ | 
|  | static char *sun4u_fw_dev_path(FWPathProvider *p, BusState *bus, | 
|  | DeviceState *dev) | 
|  | { | 
|  | PCIDevice *pci; | 
|  |  | 
|  | if (!strcmp(object_get_typename(OBJECT(dev)), "pbm-bridge")) { | 
|  | pci = PCI_DEVICE(dev); | 
|  |  | 
|  | if (PCI_FUNC(pci->devfn)) { | 
|  | return g_strdup_printf("pci@%x,%x", PCI_SLOT(pci->devfn), | 
|  | PCI_FUNC(pci->devfn)); | 
|  | } else { | 
|  | return g_strdup_printf("pci@%x", PCI_SLOT(pci->devfn)); | 
|  | } | 
|  | } | 
|  |  | 
|  | if (!strcmp(object_get_typename(OBJECT(dev)), "ide-hd")) { | 
|  | return g_strdup("disk"); | 
|  | } | 
|  |  | 
|  | if (!strcmp(object_get_typename(OBJECT(dev)), "ide-cd")) { | 
|  | return g_strdup("cdrom"); | 
|  | } | 
|  |  | 
|  | if (!strcmp(object_get_typename(OBJECT(dev)), "virtio-blk-device")) { | 
|  | return g_strdup("disk"); | 
|  | } | 
|  |  | 
|  | return NULL; | 
|  | } | 
|  |  | 
|  | static const struct hwdef hwdefs[] = { | 
|  | /* Sun4u generic PC-like machine */ | 
|  | { | 
|  | .machine_id = sun4u_id, | 
|  | .prom_addr = 0x1fff0000000ULL, | 
|  | .console_serial_base = 0, | 
|  | }, | 
|  | /* Sun4v generic PC-like machine */ | 
|  | { | 
|  | .machine_id = sun4v_id, | 
|  | .prom_addr = 0x1fff0000000ULL, | 
|  | .console_serial_base = 0, | 
|  | }, | 
|  | }; | 
|  |  | 
|  | /* Sun4u hardware initialisation */ | 
|  | static void sun4u_init(MachineState *machine) | 
|  | { | 
|  | sun4uv_init(get_system_memory(), machine, &hwdefs[0]); | 
|  | } | 
|  |  | 
|  | /* Sun4v hardware initialisation */ | 
|  | static void sun4v_init(MachineState *machine) | 
|  | { | 
|  | sun4uv_init(get_system_memory(), machine, &hwdefs[1]); | 
|  | } | 
|  |  | 
|  | static void sun4u_class_init(ObjectClass *oc, void *data) | 
|  | { | 
|  | MachineClass *mc = MACHINE_CLASS(oc); | 
|  | FWPathProviderClass *fwc = FW_PATH_PROVIDER_CLASS(oc); | 
|  |  | 
|  | mc->desc = "Sun4u platform"; | 
|  | mc->init = sun4u_init; | 
|  | mc->block_default_type = IF_IDE; | 
|  | mc->max_cpus = 1; /* XXX for now */ | 
|  | mc->is_default = true; | 
|  | mc->default_boot_order = "c"; | 
|  | mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-UltraSparc-IIi"); | 
|  | mc->ignore_boot_device_suffixes = true; | 
|  | mc->default_display = "std"; | 
|  | fwc->get_dev_path = sun4u_fw_dev_path; | 
|  | } | 
|  |  | 
|  | static const TypeInfo sun4u_type = { | 
|  | .name = MACHINE_TYPE_NAME("sun4u"), | 
|  | .parent = TYPE_MACHINE, | 
|  | .class_init = sun4u_class_init, | 
|  | .interfaces = (InterfaceInfo[]) { | 
|  | { TYPE_FW_PATH_PROVIDER }, | 
|  | { } | 
|  | }, | 
|  | }; | 
|  |  | 
|  | static void sun4v_class_init(ObjectClass *oc, void *data) | 
|  | { | 
|  | MachineClass *mc = MACHINE_CLASS(oc); | 
|  |  | 
|  | mc->desc = "Sun4v platform"; | 
|  | mc->init = sun4v_init; | 
|  | mc->block_default_type = IF_IDE; | 
|  | mc->max_cpus = 1; /* XXX for now */ | 
|  | mc->default_boot_order = "c"; | 
|  | mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Sun-UltraSparc-T1"); | 
|  | mc->default_display = "std"; | 
|  | } | 
|  |  | 
|  | static const TypeInfo sun4v_type = { | 
|  | .name = MACHINE_TYPE_NAME("sun4v"), | 
|  | .parent = TYPE_MACHINE, | 
|  | .class_init = sun4v_class_init, | 
|  | }; | 
|  |  | 
|  | static void sun4u_register_types(void) | 
|  | { | 
|  | type_register_static(&power_info); | 
|  | type_register_static(&ebus_info); | 
|  | type_register_static(&prom_info); | 
|  | type_register_static(&ram_info); | 
|  |  | 
|  | type_register_static(&sun4u_type); | 
|  | type_register_static(&sun4v_type); | 
|  | } | 
|  |  | 
|  | type_init(sun4u_register_types) |