mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
58 lines
1.3 KiB
58 lines
1.3 KiB
// SPDX-License-Identifier: GPL-2.0+ |
|
/* |
|
* (C) Copyright 2000 |
|
* Wolfgang Denk, DENX Software Engineering, [email protected]. |
|
*/ |
|
|
|
#include <common.h> |
|
#include <bootretry.h> |
|
#include <cli.h> |
|
#include <errno.h> |
|
#include <watchdog.h> |
|
|
|
#ifndef CONFIG_BOOT_RETRY_MIN |
|
#define CONFIG_BOOT_RETRY_MIN CONFIG_BOOT_RETRY_TIME |
|
#endif |
|
|
|
static uint64_t endtime; /* must be set, default is instant timeout */ |
|
static int retry_time = -1; /* -1 so can call readline before main_loop */ |
|
|
|
/*************************************************************************** |
|
* initialize command line timeout |
|
*/ |
|
void bootretry_init_cmd_timeout(void) |
|
{ |
|
char *s = env_get("bootretry"); |
|
|
|
if (s != NULL) |
|
retry_time = (int)simple_strtol(s, NULL, 10); |
|
else |
|
retry_time = CONFIG_BOOT_RETRY_TIME; |
|
|
|
if (retry_time >= 0 && retry_time < CONFIG_BOOT_RETRY_MIN) |
|
retry_time = CONFIG_BOOT_RETRY_MIN; |
|
} |
|
|
|
/*************************************************************************** |
|
* reset command line timeout to retry_time seconds |
|
*/ |
|
void bootretry_reset_cmd_timeout(void) |
|
{ |
|
endtime = endtick(retry_time); |
|
} |
|
|
|
int bootretry_tstc_timeout(void) |
|
{ |
|
while (!tstc()) { /* while no incoming data */ |
|
if (retry_time >= 0 && get_ticks() > endtime) |
|
return -ETIMEDOUT; |
|
WATCHDOG_RESET(); |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
void bootretry_dont_retry(void) |
|
{ |
|
retry_time = -1; |
|
}
|
|
|