1c609719bSwdenk /* 2c609719bSwdenk * (C) Copyright 2000 3c609719bSwdenk * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4c609719bSwdenk * 51a459660SWolfgang Denk * SPDX-License-Identifier: GPL-2.0+ 6c609719bSwdenk */ 7c609719bSwdenk 8a6c7ad2fSwdenk /* #define DEBUG */ 9a6c7ad2fSwdenk 10c609719bSwdenk #include <common.h> 1166ded17dSSimon Glass #include <autoboot.h> 1218d66533SSimon Glass #include <cli.h> 13eca86fadSSimon Glass #include <cli_hush.h> 14fbcdf32aSSimon Glass #include <malloc.h> 15fbcdf32aSSimon Glass #include <version.h> 16bdccc4feSwdenk 179272a9b4SSimon Glass DECLARE_GLOBAL_DATA_PTR; 189272a9b4SSimon Glass 19fad63407SHeiko Schocher /* 20fad63407SHeiko Schocher * Board-specific Platform code can reimplement show_boot_progress () if needed 21fad63407SHeiko Schocher */ 22fad63407SHeiko Schocher void inline __show_boot_progress (int val) {} 235e2c08c3SEmil Medve void show_boot_progress (int val) __attribute__((weak, alias("__show_boot_progress"))); 24fad63407SHeiko Schocher 25*1364a0e4SSimon Glass static void modem_init(void) 26bc2b4c27SSimon Glass { 27bc2b4c27SSimon Glass #ifdef CONFIG_MODEM_SUPPORT 289272a9b4SSimon Glass debug("DEBUG: main_loop: gd->do_mdm_init=%lu\n", gd->do_mdm_init); 299272a9b4SSimon Glass if (gd->do_mdm_init) { 30bc2b4c27SSimon Glass char *str = strdup(getenv("mdm_cmd")); 31bc2b4c27SSimon Glass setenv("preboot", str); /* set or delete definition */ 32bc2b4c27SSimon Glass if (str != NULL) 33bc2b4c27SSimon Glass free(str); 34bc2b4c27SSimon Glass mdm_init(); /* wait for modem connection */ 35bc2b4c27SSimon Glass } 36bc2b4c27SSimon Glass #endif /* CONFIG_MODEM_SUPPORT */ 37bc2b4c27SSimon Glass } 38bc2b4c27SSimon Glass 39*1364a0e4SSimon Glass static void run_preboot_environment_command(void) 40*1364a0e4SSimon Glass { 41bc2b4c27SSimon Glass #ifdef CONFIG_PREBOOT 42*1364a0e4SSimon Glass char *p; 43*1364a0e4SSimon Glass 44bc2b4c27SSimon Glass p = getenv("preboot"); 45bc2b4c27SSimon Glass if (p != NULL) { 46bc2b4c27SSimon Glass # ifdef CONFIG_AUTOBOOT_KEYED 47bc2b4c27SSimon Glass int prev = disable_ctrlc(1); /* disable Control C checking */ 48bc2b4c27SSimon Glass # endif 49bc2b4c27SSimon Glass 50bc2b4c27SSimon Glass run_command_list(p, -1, 0); 51bc2b4c27SSimon Glass 52bc2b4c27SSimon Glass # ifdef CONFIG_AUTOBOOT_KEYED 53bc2b4c27SSimon Glass disable_ctrlc(prev); /* restore Control C checking */ 54bc2b4c27SSimon Glass # endif 55bc2b4c27SSimon Glass } 56bc2b4c27SSimon Glass #endif /* CONFIG_PREBOOT */ 57*1364a0e4SSimon Glass } 58*1364a0e4SSimon Glass 59*1364a0e4SSimon Glass void main_loop(void) 60*1364a0e4SSimon Glass { 61*1364a0e4SSimon Glass bootstage_mark_name(BOOTSTAGE_ID_MAIN_LOOP, "main_loop"); 62*1364a0e4SSimon Glass 63*1364a0e4SSimon Glass #ifndef CONFIG_SYS_GENERIC_BOARD 64*1364a0e4SSimon Glass puts("Warning: Your board does not use generic board. Please read\n"); 65*1364a0e4SSimon Glass puts("doc/README.generic-board and take action. Boards not\n"); 66*1364a0e4SSimon Glass puts("upgraded by the late 2014 may break or be removed.\n"); 67*1364a0e4SSimon Glass #endif 68*1364a0e4SSimon Glass 69*1364a0e4SSimon Glass modem_init(); 70*1364a0e4SSimon Glass #ifdef CONFIG_VERSION_VARIABLE 71*1364a0e4SSimon Glass setenv("ver", version_string); /* set version variable */ 72*1364a0e4SSimon Glass #endif /* CONFIG_VERSION_VARIABLE */ 73*1364a0e4SSimon Glass 74*1364a0e4SSimon Glass #ifdef CONFIG_SYS_HUSH_PARSER 75*1364a0e4SSimon Glass u_boot_hush_start(); 76*1364a0e4SSimon Glass #endif 77*1364a0e4SSimon Glass 78*1364a0e4SSimon Glass #if defined(CONFIG_HUSH_INIT_VAR) 79*1364a0e4SSimon Glass hush_init_var(); 80*1364a0e4SSimon Glass #endif 81*1364a0e4SSimon Glass 82*1364a0e4SSimon Glass run_preboot_environment_command(); 83bc2b4c27SSimon Glass 84bc2b4c27SSimon Glass #if defined(CONFIG_UPDATE_TFTP) 85bc2b4c27SSimon Glass update_tftp(0UL); 86bc2b4c27SSimon Glass #endif /* CONFIG_UPDATE_TFTP */ 87bc2b4c27SSimon Glass 8866ded17dSSimon Glass bootdelay_process(); 89c609719bSwdenk /* 90c609719bSwdenk * Main Loop for Monitor Command Processing 91c609719bSwdenk */ 926d0f6bcfSJean-Christophe PLAGNIOL-VILLARD #ifdef CONFIG_SYS_HUSH_PARSER 93c609719bSwdenk parse_file_outer(); 94c609719bSwdenk /* This point is never reached */ 95c609719bSwdenk for (;;); 96c609719bSwdenk #else 976493ccc7SSimon Glass cli_loop(); 986d0f6bcfSJean-Christophe PLAGNIOL-VILLARD #endif /*CONFIG_SYS_HUSH_PARSER*/ 99c609719bSwdenk } 100