u-boot/lib/panic.c
Tony Dinh c5f4cdb8eb console: Use flush() before panic and reset
To make sure the panic and the reset messages will go out, console flush() should be used.
Sleep periods do not work in early u-boot phase when timer driver is not initialized yet.

Reference: https://lists.denx.de/pipermail/u-boot/2023-March/512233.html

Signed-off-by: Tony Dinh <mibodhi@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Stefan Roese <sr@denx.de>
2023-03-22 12:51:08 -04:00

59 lines
1 KiB
C

/*
* linux/lib/vsprintf.c
*
* Copyright (C) 1991, 1992 Linus Torvalds
*/
/* vsprintf.c -- Lars Wirzenius & Linus Torvalds. */
/*
* Wirzenius wrote this portably, Torvalds fucked it up :-)
*/
#include <common.h>
#include <hang.h>
#if !defined(CONFIG_PANIC_HANG)
#include <command.h>
#endif
#include <linux/delay.h>
#include <stdio.h>
static void panic_finish(void) __attribute__ ((noreturn));
static void panic_finish(void)
{
putc('\n');
#if defined(CONFIG_PANIC_HANG)
hang();
#else
flush(); /* flush the panic message before reset */
do_reset(NULL, 0, 0, NULL);
#endif
while (1)
;
}
void panic_str(const char *str)
{
puts(str);
panic_finish();
}
void panic(const char *fmt, ...)
{
#if CONFIG_IS_ENABLED(PRINTF)
va_list args;
va_start(args, fmt);
vprintf(fmt, args);
va_end(args);
#endif
panic_finish();
}
void __assert_fail(const char *assertion, const char *file, unsigned int line,
const char *function)
{
/* This will not return */
panic("%s:%u: %s: Assertion `%s' failed.", file, line, function,
assertion);
}