Exemplo n.º 1
0
static void
petalogix_s3adsp1800_init(QEMUMachineInitArgs *args)
{
    ram_addr_t ram_size = args->ram_size;
    const char *cpu_model = args->cpu_model;
    DeviceState *dev;
    MicroBlazeCPU *cpu;
    CPUMBState *env;
    DriveInfo *dinfo;
    int i;
    hwaddr ddr_base = MEMORY_BASEADDR;
    MemoryRegion *phys_lmb_bram = g_new(MemoryRegion, 1);
    MemoryRegion *phys_ram = g_new(MemoryRegion, 1);
    qemu_irq irq[32], *cpu_irq;
    MemoryRegion *sysmem = get_system_memory();

    /* init CPUs */
    if (cpu_model == NULL) {
        cpu_model = "microblaze";
    }
    cpu = cpu_mb_init(cpu_model);
    env = &cpu->env;

    /* Attach emulated BRAM through the LMB.  */
    memory_region_init_ram(phys_lmb_bram,
                           "petalogix_s3adsp1800.lmb_bram", LMB_BRAM_SIZE);
    vmstate_register_ram_global(phys_lmb_bram);
    memory_region_add_subregion(sysmem, 0x00000000, phys_lmb_bram);

    memory_region_init_ram(phys_ram, "petalogix_s3adsp1800.ram", ram_size);
    vmstate_register_ram_global(phys_ram);
    memory_region_add_subregion(sysmem, ddr_base, phys_ram);

    dinfo = drive_get(IF_PFLASH, 0, 0);
    pflash_cfi01_register(FLASH_BASEADDR,
                          NULL, "petalogix_s3adsp1800.flash", FLASH_SIZE,
                          dinfo ? dinfo->bdrv : NULL, (64 * 1024),
                          FLASH_SIZE >> 16,
                          1, 0x89, 0x18, 0x0000, 0x0, 1);

    cpu_irq = microblaze_pic_init_cpu(env);
    dev = xilinx_intc_create(INTC_BASEADDR, cpu_irq[0], 2);
    for (i = 0; i < 32; i++) {
        irq[i] = qdev_get_gpio_in(dev, i);
    }

    sysbus_create_simple("xlnx.xps-uartlite", UARTLITE_BASEADDR, irq[3]);
    /* 2 timers at irq 2 @ 62 Mhz.  */
    xilinx_timer_create(TIMER_BASEADDR, irq[0], 0, 62 * 1000000);
    xilinx_ethlite_create(&nd_table[0], ETHLITE_BASEADDR, irq[1], 0, 0);

    microblaze_load_kernel(cpu, ddr_base, ram_size,
                           BINARY_DEVICE_TREE_FILE, machine_cpu_reset);
}
Exemplo n.º 2
0
static void
petalogix_ml605_init(QEMUMachineInitArgs *args)
{
    ram_addr_t ram_size = args->ram_size;
    const char *cpu_model = args->cpu_model;
    MemoryRegion *address_space_mem = get_system_memory();
    DeviceState *dev, *dma, *eth0;
    MicroBlazeCPU *cpu;
    SysBusDevice *busdev;
    CPUMBState *env;
    DriveInfo *dinfo;
    int i;
    hwaddr ddr_base = MEMORY_BASEADDR;
    MemoryRegion *phys_lmb_bram = g_new(MemoryRegion, 1);
    MemoryRegion *phys_ram = g_new(MemoryRegion, 1);
    qemu_irq irq[32], *cpu_irq;

    /* init CPUs */
    if (cpu_model == NULL) {
        cpu_model = "microblaze";
    }
    cpu = cpu_mb_init(cpu_model);
    env = &cpu->env;

    /* Attach emulated BRAM through the LMB.  */
    memory_region_init_ram(phys_lmb_bram, "petalogix_ml605.lmb_bram",
                           LMB_BRAM_SIZE);
    vmstate_register_ram_global(phys_lmb_bram);
    memory_region_add_subregion(address_space_mem, 0x00000000, phys_lmb_bram);

    memory_region_init_ram(phys_ram, "petalogix_ml605.ram", ram_size);
    vmstate_register_ram_global(phys_ram);
    memory_region_add_subregion(address_space_mem, ddr_base, phys_ram);

    dinfo = drive_get(IF_PFLASH, 0, 0);
    /* 5th parameter 2 means bank-width
     * 10th paremeter 0 means little-endian */
    pflash_cfi01_register(FLASH_BASEADDR,
                          NULL, "petalogix_ml605.flash", FLASH_SIZE,
                          dinfo ? dinfo->bdrv : NULL, (64 * 1024),
                          FLASH_SIZE >> 16,
                          2, 0x89, 0x18, 0x0000, 0x0, 0);


    cpu_irq = microblaze_pic_init_cpu(env);
    dev = xilinx_intc_create(INTC_BASEADDR, cpu_irq[0], 4);
    for (i = 0; i < 32; i++) {
        irq[i] = qdev_get_gpio_in(dev, i);
    }

    serial_mm_init(address_space_mem, UART16550_BASEADDR + 0x1000, 2,
                   irq[5], 115200, serial_hds[0], DEVICE_LITTLE_ENDIAN);

    /* 2 timers at irq 2 @ 100 Mhz.  */
    xilinx_timer_create(TIMER_BASEADDR, irq[2], 0, 100 * 1000000);

    /* axi ethernet and dma initialization. */
    dma = qdev_create(NULL, "xlnx.axi-dma");

    /* FIXME: attach to the sysbus instead */
    object_property_add_child(container_get(qdev_get_machine(), "/unattached"),
                                  "xilinx-dma", OBJECT(dma), NULL);

    eth0 = xilinx_axiethernet_create(&nd_table[0], STREAM_SLAVE(dma),
                                     0x82780000, irq[3], 0x1000, 0x1000);

    xilinx_axiethernetdma_init(dma, STREAM_SLAVE(eth0),
                               0x84600000, irq[1], irq[0], 100 * 1000000);

    {
        SSIBus *spi;

        dev = qdev_create(NULL, "xlnx.xps-spi");
        qdev_prop_set_uint8(dev, "num-ss-bits", NUM_SPI_FLASHES);
        qdev_init_nofail(dev);
        busdev = SYS_BUS_DEVICE(dev);
        sysbus_mmio_map(busdev, 0, 0x40a00000);
        sysbus_connect_irq(busdev, 0, irq[4]);

        spi = (SSIBus *)qdev_get_child_bus(dev, "spi");

        for (i = 0; i < NUM_SPI_FLASHES; i++) {
            qemu_irq cs_line;

            dev = ssi_create_slave_no_init(spi, "m25p80");
            qdev_prop_set_string(dev, "partname", "n25q128");
            qdev_init_nofail(dev);
            cs_line = qdev_get_gpio_in(dev, 0);
            sysbus_connect_irq(busdev, i+1, cs_line);
        }
    }

    microblaze_load_kernel(cpu, ddr_base, ram_size, BINARY_DEVICE_TREE_FILE,
                                                            machine_cpu_reset);

}
Exemplo n.º 3
0
static void
petalogix_s3adsp1800_init(QEMUMachineInitArgs *args)
{
    ram_addr_t ram_size = args->ram_size;
    const char *cpu_model = args->cpu_model;
    DeviceState *dev;
    MicroBlazeCPU *cpu;
    DriveInfo *dinfo;
    int i;
    hwaddr ddr_base = MEMORY_BASEADDR;
    MemoryRegion *phys_lmb_bram = g_new(MemoryRegion, 1);
    MemoryRegion *phys_ram = g_new(MemoryRegion, 1);
    qemu_irq irq[32];
    MemoryRegion *sysmem = get_system_memory();

    /* init CPUs */
    if (cpu_model == NULL) {
        cpu_model = "microblaze";
    }
    cpu = cpu_mb_init(cpu_model);

    /* Attach emulated BRAM through the LMB.  */
    memory_region_init_ram(phys_lmb_bram, NULL,
                           "petalogix_s3adsp1800.lmb_bram", LMB_BRAM_SIZE);
    vmstate_register_ram_global(phys_lmb_bram);
    memory_region_add_subregion(sysmem, 0x00000000, phys_lmb_bram);

    memory_region_init_ram(phys_ram, NULL, "petalogix_s3adsp1800.ram", ram_size);
    vmstate_register_ram_global(phys_ram);
    memory_region_add_subregion(sysmem, ddr_base, phys_ram);

    dinfo = drive_get(IF_PFLASH, 0, 0);
    pflash_cfi01_register(FLASH_BASEADDR,
                          NULL, "petalogix_s3adsp1800.flash", FLASH_SIZE,
                          dinfo ? dinfo->bdrv : NULL, (64 * 1024),
                          FLASH_SIZE >> 16,
                          1, 0x89, 0x18, 0x0000, 0x0, 1);
    printf("load of flash = %d to %08X\n",
           load_image_targphys(args->initrd_filename, 0x87000000, FLASH_SIZE),
           0x87000000);

    dev = qdev_create(NULL, "xlnx.xps-intc");
    qdev_prop_set_uint32(dev, "kind-of-intr",
                         1 << ETHLITE_IRQ | 1 << UARTLITE_IRQ);
    qdev_init_nofail(dev);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, INTC_BASEADDR);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0,
                       qdev_get_gpio_in(DEVICE(cpu), MB_CPU_IRQ));
    for (i = 0; i < 32; i++) {
        irq[i] = qdev_get_gpio_in(dev, i);
    }

    sysbus_create_simple("xlnx.xps-uartlite", UARTLITE_BASEADDR,
                         irq[UARTLITE_IRQ]);

    /* 2 timers at irq 2 @ 62 Mhz.  */
    dev = qdev_create(NULL, "xlnx.xps-timer");
    qdev_prop_set_uint32(dev, "one-timer-only", 0);
    qdev_prop_set_uint32(dev, "clock-frequency", 62 * 1000000);
    qdev_init_nofail(dev);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, TIMER_BASEADDR);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq[TIMER_IRQ]);

    qemu_check_nic_model(&nd_table[0], "xlnx.xps-ethernetlite");
    dev = qdev_create(NULL, "xlnx.xps-ethernetlite");
    qdev_set_nic_properties(dev, &nd_table[0]);
    qdev_prop_set_uint32(dev, "tx-ping-pong", 0);
    qdev_prop_set_uint32(dev, "rx-ping-pong", 0);
    qdev_init_nofail(dev);
    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, ETHLITE_BASEADDR);
    sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq[ETHLITE_IRQ]);

    microblaze_load_kernel(cpu, ddr_base, ram_size,
                           args->initrd_filename,
                           BINARY_DEVICE_TREE_FILE,
                           machine_cpu_reset, NULL);
}