static void openrisc_sim_init(MachineState *machine) { ram_addr_t ram_size = machine->ram_size; const char *kernel_filename = machine->kernel_filename; OpenRISCCPU *cpu = NULL; MemoryRegion *ram; qemu_irq *cpu_irqs[2]; qemu_irq serial_irq; int n; for (n = 0; n < smp_cpus; n++) { cpu = OPENRISC_CPU(cpu_create(machine->cpu_type)); if (cpu == NULL) { fprintf(stderr, "Unable to find CPU definition!\n"); exit(1); } cpu_openrisc_pic_init(cpu); cpu_irqs[n] = (qemu_irq *) cpu->env.irq; cpu_openrisc_clock_init(cpu); qemu_register_reset(main_cpu_reset, cpu); } ram = g_malloc(sizeof(*ram)); memory_region_init_ram(ram, NULL, "openrisc.ram", ram_size, &error_fatal); memory_region_add_subregion(get_system_memory(), 0, ram); if (nd_table[0].used) { openrisc_sim_net_init(0x92000000, 0x92000400, smp_cpus, cpu_irqs, 4, nd_table); } if (smp_cpus > 1) { openrisc_sim_ompic_init(0x98000000, smp_cpus, cpu_irqs, 1); serial_irq = qemu_irq_split(cpu_irqs[0][2], cpu_irqs[1][2]); } else { serial_irq = cpu_irqs[0][2]; } serial_mm_init(get_system_memory(), 0x90000000, 0, serial_irq, 115200, serial_hd(0), DEVICE_NATIVE_ENDIAN); openrisc_load_kernel(ram_size, kernel_filename); }
static void openrisc_sim_init(QEMUMachineInitArgs *args) { ram_addr_t ram_size = args->ram_size; const char *cpu_model = args->cpu_model; const char *kernel_filename = args->kernel_filename; OpenRISCCPU *cpu = NULL; MemoryRegion *ram; int n; if (!cpu_model) { cpu_model = "or1200"; } for (n = 0; n < smp_cpus; n++) { cpu = cpu_openrisc_init(cpu_model); if (cpu == NULL) { qemu_log("Unable to find CPU defineition!\n"); exit(1); } qemu_register_reset(main_cpu_reset, cpu); main_cpu_reset(cpu); } ram = g_malloc(sizeof(*ram)); memory_region_init_ram(ram, "openrisc.ram", ram_size); vmstate_register_ram_global(ram); memory_region_add_subregion(get_system_memory(), 0, ram); cpu_openrisc_pic_init(cpu); cpu_openrisc_clock_init(cpu); serial_mm_init(get_system_memory(), 0x90000000, 0, cpu->env.irq[2], 115200, serial_hds[0], DEVICE_NATIVE_ENDIAN); if (nd_table[0].used) { openrisc_sim_net_init(get_system_memory(), 0x92000000, 0x92000400, cpu->env.irq[4], nd_table); } cpu_openrisc_load_kernel(ram_size, kernel_filename, cpu); }