/* * Arnewsh 5206 ColdFire system emulation. * * Copyright (c) 2007 CodeSourcery. * * This code is licenced under the GPL */#include "hw.h"#include "mcf.h"#include "sysemu.h"#include "boards.h"#define KERNEL_LOAD_ADDR 0x10000#define AN5206_MBAR_ADDR 0x10000000#define AN5206_RAMBAR_ADDR 0x20000000/* Stub functions for hardware that doesn't exist.  */void pic_info(void){}void irq_info(void){}void DMA_run (void){}/* Board init.  */static void an5206_init(int ram_size, int vga_ram_size,                     const char *boot_device, DisplayState *ds,                     const char *kernel_filename, const char *kernel_cmdline,                     const char *initrd_filename, const char *cpu_model){    CPUState *env;    int kernel_size;    uint64_t elf_entry;    target_ulong entry;    if (!cpu_model)        cpu_model = "m5206";    env = cpu_init(cpu_model);    if (!env) {        cpu_abort(env, "Unable to find m68k CPU definition\n");    }    /* Initialize CPU registers.  */    env->vbr = 0;    /* TODO: allow changing MBAR and RAMBAR.  */    env->mbar = AN5206_MBAR_ADDR | 1;    env->rambar0 = AN5206_RAMBAR_ADDR | 1;    /* DRAM at address zero */    cpu_register_physical_memory(0, ram_size,        qemu_ram_alloc(ram_size) | IO_MEM_RAM);    /* Internal SRAM.  */    cpu_register_physical_memory(AN5206_RAMBAR_ADDR, 512,        qemu_ram_alloc(512) | IO_MEM_RAM);    mcf5206_init(AN5206_MBAR_ADDR, env);    /* Load kernel.  */    if (!kernel_filename) {        fprintf(stderr, "Kernel image must be specified\n");        exit(1);    }    kernel_size = load_elf(kernel_filename, 0, &elf_entry, NULL, NULL);    entry = elf_entry;    if (kernel_size < 0) {        kernel_size = load_uboot(kernel_filename, &entry, NULL);    }    if (kernel_size < 0) {        kernel_size = load_image(kernel_filename,                                 phys_ram_base + KERNEL_LOAD_ADDR);        entry = KERNEL_LOAD_ADDR;    }    if (kernel_size < 0) {        fprintf(stderr, "qemu: could not load kernel '%s'\n", kernel_filename);        exit(1);    }    env->pc = entry;}QEMUMachine an5206_machine = {    "an5206",    "Arnewsh 5206",    an5206_init,};