int do_usb_upgrade(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]){
usb_upgrade(0);
return(0);
}
void main_loop(void){
#ifndef CFG_HUSH_PARSER
static char lastcommand[CFG_CBSIZE] = { 0, };
int len;
int rc = 1;
int flag;
#endif
int counter = 0;
int stage=0;
#if defined(CONFIG_BOOTDELAY) && (CONFIG_BOOTDELAY >= 0)
char *s;
int bootdelay;
#endif /* defined(CONFIG_BOOTDELAY) && (CONFIG_BOOTDELAY >= 0) */
#ifdef CFG_HUSH_PARSER
u_boot_hush_start();
#endif
#if defined(CONFIG_BOOTDELAY) && (CONFIG_BOOTDELAY >= 0)
// get boot delay (seconds)
s = getenv("bootdelay");
bootdelay = s ? (int)simple_strtol(s, NULL, 10) : CONFIG_BOOTDELAY;
// get boot command
s = getenv("bootcmd");
#if !defined(CONFIG_BOOTCOMMAND)
#error "CONFIG_BOOTCOMMAND not defined!"
#endif
if(!s){
setenv("bootcmd", CONFIG_BOOTCOMMAND);
}
s = getenv("bootcmd");
// are we going to run web failsafe mode, U-Boot console, U-Boot netconsole or just boot command?
if(reset_button_status()){
#ifdef CONFIG_SILENT_CONSOLE
if(gd->flags & GD_FLG_SILENT){
/* Restore serial console */
console_assign(stdout, "serial");
console_assign(stderr, "serial");
}
/* enable normal console output */
gd->flags &= ~(GD_FLG_SILENT);
#endif
all_led_off();
// wait 0,5s
// milisecdelay(500);
printf("Press reset button for at least:\n"
"- %d sec. to run upgrade from USB flash\n"
"- %d sec. to run U-Boot console\n"
"- %d sec. to run HTTP server\n"
"- %d sec. to run netconsole\n\n",
CONFIG_DELAY_TO_AUTORUN_USB,
CONFIG_DELAY_TO_AUTORUN_CONSOLE,
CONFIG_DELAY_TO_AUTORUN_HTTPD,
CONFIG_DELAY_TO_AUTORUN_NETCONSOLE);
printf("Reset button is pressed for: %2d ", counter);
while(reset_button_status()){
blink_sys_led(stage); // 1 second!
if(!reset_button_status()){
break;
}
counter++;
if(counter >= CONFIG_DELAY_TO_AUTORUN_USB)
{
if(counter >= CONFIG_DELAY_TO_AUTORUN_CONSOLE)
{
if(counter >= CONFIG_DELAY_TO_AUTORUN_HTTPD)
{
if(counter >= CONFIG_DELAY_TO_AUTORUN_NETCONSOLE)
{
stage=4;
}
else
{
stage=3;
}
}
else
{
stage=2;
}
}
else
{
stage=1;
}
}
// how long the button is pressed?
printf("\b\b\b%2d ", counter);
if(counter >= CONFIG_MAX_BUTTON_PRESSING){
stage=0; // normal boot
break;
}
}
all_led_off();
if(counter > 0){
// run web failsafe mode
if(stage == 1){
printf("\n\nButton was pressed for %d sec...\nStarting upgrage from USB flash...\n\n", counter);
bootdelay = -1;
usb_upgrade();
} else if(stage == 2){
printf("\n\nButton was pressed for %d sec...\nStarting U-Boot console...\n\n", counter);
bootdelay = -1;
} else if(stage == 3){
printf("\n\nButton was pressed for %d sec...\nHTTP server is starting for firmware update...\n\n", counter);
NetLoopHttpd();
bootdelay = -1;
} else if(stage == 4){
printf("\n\nButton was pressed for %d sec...\nStarting U-Boot netconsole...\n\n", counter);
bootdelay = -1;
run_command("startnc", 0);
} else {
printf("\n\n## Error: button wasn't pressed long enough!\nContinuing normal boot...\n\n");
}
} else {
printf("\n\n## Error: button wasn't pressed long enough!\nContinuing normal boot...\n\n");
}
}
if(bootdelay >= 0 && s && !abortboot(bootdelay)){
try_runonce(1);
try_autorun();
try_runonce(2);
// try to boot
#ifndef CFG_HUSH_PARSER
run_command(s, 0);
#else
parse_string_outer(s, FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP);
#endif
// something goes wrong!
printf("\n## Error: failed to execute 'bootcmd'!\nHTTP server is starting for firmware update...\n\n");
NetLoopHttpd();
}
#endif /* CONFIG_BOOTDELAY */
/*
* Main Loop for Monitor Command Processing
*/
#ifdef CFG_HUSH_PARSER
parse_file_outer();
/* This point is never reached */
for (;;);
#else
for(;;){
len = readline(CFG_PROMPT);
flag = 0; /* assume no special flags for now */
if(len > 0){
strcpy(lastcommand, console_buffer);
} else if(len == 0){
flag |= CMD_FLAG_REPEAT;
}
if(len == -1){
puts("<INTERRUPT>\n");
} else {
rc = run_command(lastcommand, flag);
}
if(rc <= 0){
/* invalid command or not repeatable, forget it */
lastcommand[0] = 0;
}
}
#endif /* CFG_HUSH_PARSER */
}
