/*
* Subroutine: do_log
*
* Description: Handler for 'log' command..
*
* Inputs: argv[1] contains the subcommand
*
* Return: None
*
*/
int do_log (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
char *s;
unsigned long i, start, size;
if (strcmp(argv[1],"append") == 0) {
/* Log concatenation of all arguments separated by spaces */
for (i=2; i<argc; i++) {
logbuff_printk (argv[i]);
logbuff_putc ((i<argc-1) ? ' ' : '\n');
}
return 0;
}
switch (argc) {
case 2:
if (strcmp(argv[1],"show") == 0) {
if (log_version == 2) {
start = log->v2.start;
size = log->v2.end - log->v2.start;
}
else {
start = log->v1.start;
size = log->v1.size;
}
for (i=0; i < (size&LOGBUFF_MASK); i++) {
s = lbuf+((start+i)&LOGBUFF_MASK);
putc (*s);
}
return 0;
} else if (strcmp(argv[1],"reset") == 0) {
logbuff_reset ();
return 0;
} else if (strcmp(argv[1],"info") == 0) {
printf ("Logbuffer at %08lx\n", (unsigned long)lbuf);
if (log_version == 2) {
printf ("log_start = %08lx\n", log->v2.start);
printf ("log_end = %08lx\n", log->v2.end);
printf ("logged_chars = %08lx\n", log->v2.chars);
}
else {
printf ("log_start = %08lx\n", log->v1.start);
printf ("log_size = %08lx\n", log->v1.size);
printf ("logged_chars = %08lx\n", log->v1.chars);
}
return 0;
}
printf ("Usage:\n%s\n", cmdtp->usage);
return 1;
default:
printf ("Usage:\n%s\n", cmdtp->usage);
return 1;
}
}
void logbuff_init_ptrs (void)
{
unsigned long tag, post_word;
char *s;
#ifdef CONFIG_ALT_LB_ADDR
log = (logbuff_t *)CONFIG_ALT_LH_ADDR;
lbuf = (char *)CONFIG_ALT_LB_ADDR;
#else
log = (logbuff_t *)(logbuffer_base ()) - 1;
lbuf = (char *)log->buf;
#endif
/* Set up log version */
if ((s = getenv ("logversion")) != NULL)
log_version = (int)simple_strtoul (s, NULL, 10);
if (log_version == 2)
tag = log->v2.tag;
else
tag = log->v1.tag;
post_word = post_word_load();
#ifdef CONFIG_POST
/* The post routines have setup the word so we can simply test it */
if (tag != LOGBUFF_MAGIC || (post_word & POST_COLDBOOT)) {
logbuff_reset ();
}
#else
/* No post routines, so we do our own checking */
if (tag != LOGBUFF_MAGIC || post_word != LOGBUFF_MAGIC) {
logbuff_reset ();
post_word_store (LOGBUFF_MAGIC);
}
#endif
if (log_version == 2 && (long)log->v2.start > (long)log->v2.con)
log->v2.start = log->v2.con;
/* Initialize default loglevel if present */
if ((s = getenv ("loglevel")) != NULL)
console_loglevel = (int)simple_strtoul (s, NULL, 10);
gd->flags |= GD_FLG_LOGINIT;
}
int do_chkreset(cmd_tbl_t* cmdtp, int flag, int argc, char * const argv[])
{
int delta;
int count = 0;
int post = 0;
int factory_reset = 0;
if (!sw_reset_pressed()) {
printf("SW-Reset already high (Button released)\n");
printf("-> No action taken!\n");
return 0;
}
printf("Waiting for SW-Reset button to be released.");
while (1) {
delta = get_timer(start_time);
if (!sw_reset_pressed())
break;
if ((delta > CONFIG_SYS_TIME_POST) && !post) {
printf("\nWhen released now, POST tests will be started.");
gpio_write_bit(CONFIG_SYS_GPIO_LED_GREEN, 0);
post = 1;
}
if ((delta > CONFIG_SYS_TIME_FACTORY_RESET) && !factory_reset) {
printf("\nWhen released now, factory default values"
" will be restored.");
gpio_write_bit(CONFIG_SYS_GPIO_LED_RED, 0);
factory_reset = 1;
}
udelay(1000);
if (!(count++ % 1000))
printf(".");
}
printf("\nSW-Reset Button released after %d milli-seconds!\n", delta);
if (delta > CONFIG_SYS_TIME_FACTORY_RESET) {
printf("Starting factory reset value restoration...\n");
/*
* Restore default setting
*/
restore_default();
/*
* Reset the board for default to become valid
*/
do_reset(NULL, 0, 0, NULL);
return 0;
}
if (delta > CONFIG_SYS_TIME_POST) {
printf("Starting POST configuration...\n");
/*
* Enable POST upon next bootup
*/
out_be32((void *)CONFIG_SYS_POST_MAGIC, REBOOT_MAGIC);
out_be32((void *)CONFIG_SYS_POST_VAL, REBOOT_DO_POST);
post_bootmode_init();
/*
* Reset the logbuffer for a clean start
*/
logbuff_reset();
do_reset(NULL, 0, 0, NULL);
return 0;
}
return 0;
}
