void SIM_start(void){
sky_pref_t *pref;
/* get the current preference for simulator */
pref = get_skyeye_pref();
skyeye_config_t* config = get_current_config();
if(pref->conf_filename)
skyeye_read_config(pref->conf_filename);
if(config->arch == NULL){
skyeye_log(Error_log, __FUNCTION__, "Should provide valid arch option in your config file.\n");
return;
}
generic_arch_t *arch_instance = get_arch_instance(config->arch->arch_name);
if(config->mach == NULL){
skyeye_log(Error_log, __FUNCTION__, "Should provide valid mach option in your config file.\n");
return;
}
arch_instance->init();
/* reset all the memory */
mem_reset();
config->mach->mach_init(arch_instance, config->mach);
/* reset current arch_instanc */
arch_instance->reset();
/* reset all the values of mach */
io_reset(arch_instance);
if(pref->exec_file){
exception_t ret;
/*
* If no relocation is indicated, we will load elf file by
* virtual address
*/
if((((~pref->exec_load_mask) & pref->exec_load_base) == 0x0) &&
(arch_instance->mmu_write != NULL))
ret = load_elf(pref->exec_file, Virt_addr);
else
ret = load_elf(pref->exec_file, Phys_addr);
}
/* set pc from config */
generic_address_t pc = (config->start_address & pref->exec_load_mask)|pref->exec_load_base;
skyeye_log(Info_log, __FUNCTION__, "Set PC to the address 0x%x\n", pc);
arch_instance->set_pc(pc);
/* Call bootmach callback */
exec_callback(Bootmach_callback, arch_instance);
pthread_t id;
create_thread(skyeye_loop, arch_instance, &id);
/*
* At this time, if we set conf file, then we parse it
* Or do it later.
*/
/*
if(pref->conf_filename)
skyeye_read_config(pref->conf_filename);
*/
#if 0
else{
/* try to run in batch mode */
if(skyeye_read_config(pref->conf_filename) == No_exp){
/**
* Initialize all the gloval variable
*/
static int
init ()
{
static int done = 0;
int ret = -1;
if (!done) {
done = 1;
/*some option should init before read config. e.g. uart option. */
#if 0 /*move to common/ctrl related function */
initialize_all_devices ();
initialize_all_arch ();
/* parse skyeye.conf to set skyeye_config */
skyeye_option_init (&skyeye_config);
if((ret = skyeye_read_config()) < 0)
return ret;
#endif
#if 0
/* we should check if some members of skyeye_config is initialized */
if(!skyeye_config.arch){
fprintf(stderr, "arch is not initialization or you have not provide arch option in skyeye.conf.\n");
skyeye_exit(-1);
}
if(!skyeye_config.mach){
fprintf(stderr, "mach is not initialization or you have not provide mach option in skyeye.conf.\n");
skyeye_exit(-1);
}
#endif
#if 0 /*move to module loading stage */
/* initialize register type for gdb server */
if((ret = init_register_type()) < 0)
return ret;/* Failed to initialize register type */
#endif
#if 0
arch_instance =
(generic_arch_t *) malloc (sizeof (generic_arch_t));
if (!arch_instance) {
printf ("malloc error!\n");
return -1;
}
arch_instance->init = skyeye_config.arch->init;
arch_instance->reset = skyeye_config.arch->reset;
arch_instance->step_once = skyeye_config.arch->step_once;
arch_instance->set_pc = skyeye_config.arch->set_pc;
arch_instance->get_pc = skyeye_config.arch->get_pc;
arch_instance->ICE_write_byte = skyeye_config.arch->ICE_write_byte;
arch_instance->ICE_read_byte = skyeye_config.arch->ICE_read_byte;
arch_instance->init ();
arch_instance->reset ();
arch_instance->big_endian = Big_endian;
#endif
#if 0 /* move to module loading stage */
skyeye_uart_converter_setup();
#endif
#if 0
if(skyeye_config.code_cov.prof_on)
cov_init(skyeye_config.code_cov.start, skyeye_config.code_cov.end);
#endif
#if 0
mem_reset(); /* initialize of memory module */
#endif
}
return 1;
}
