static void dummy_m68k_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; CPUM68KState *env; MemoryRegion *address_space_mem = get_system_memory(); MemoryRegion *ram = g_new(MemoryRegion, 1); int kernel_size; uint64_t elf_entry; target_phys_addr_t entry; if (!cpu_model) cpu_model = "cfv4e"; env = cpu_init(cpu_model); if (!env) { fprintf(stderr, "Unable to find m68k CPU definition\n"); exit(1); } /* Initialize CPU registers. */ env->vbr = 0; /* RAM at address zero */ memory_region_init_ram(ram, "dummy_m68k.ram", ram_size); vmstate_register_ram_global(ram); memory_region_add_subregion(address_space_mem, 0, ram); /* Load kernel. */ if (kernel_filename) { kernel_size = load_elf(kernel_filename, NULL, NULL, &elf_entry, NULL, NULL, 1, ELF_MACHINE, 0); entry = elf_entry; if (kernel_size < 0) { kernel_size = load_uimage(kernel_filename, &entry, NULL, NULL); } if (kernel_size < 0) { kernel_size = load_image_targphys(kernel_filename, KERNEL_LOAD_ADDR, ram_size - KERNEL_LOAD_ADDR); entry = KERNEL_LOAD_ADDR; } if (kernel_size < 0) { fprintf(stderr, "qemu: could not load kernel '%s'\n", kernel_filename); exit(1); } } else { entry = 0; } env->pc = entry; }