本文共 606 字，大约阅读时间需要 2 分钟。

common/main.c main_loop

/* We come here after U-Boot is initialised and ready to process commands */void main_loop(void){ const char *s;  bootstage_mark_name(BOOTSTAGE_ID_MAIN_LOOP, "main_loop"); #ifdef CONFIG_VERSION_VARIABLE setenv("ver", version_string);  /* set version variable */#endif /* CONFIG_VERSION_VARIABLE */  cli_init();  run_preboot_environment_command(); #if defined(CONFIG_UPDATE_TFTP) update_tftp(0UL, NULL, NULL);#endif /* CONFIG_UPDATE_TFTP */  s = bootdelay_process(); if (cli_process_fdt(&s))  cli_secure_boot_cmd(s);  autoboot_command(s);  cli_loop(); panic("No CLI available");}

转载地址：http://pkhti.baihongyu.com/