LXR uboot/lib/panic.c

   1/*
   2 *  linux/lib/vsprintf.c
   3 *
   4 *  Copyright (C) 1991, 1992  Linus Torvalds
   5 */
   6
   7/* vsprintf.c -- Lars Wirzenius & Linus Torvalds. */
   8/*
   9 * Wirzenius wrote this portably, Torvalds fucked it up :-)
  10 */
  11
  12#include <common.h>
  13#include <hang.h>
  14#if !defined(CONFIG_PANIC_HANG)
  15#include <command.h>
  16#endif
  17#include <linux/delay.h>
  18
  19static void panic_finish(void) __attribute__ ((noreturn));
  20
  21static void panic_finish(void)
  22{
  23        putc('\n');
  24#if defined(CONFIG_PANIC_HANG)
  25        hang();
  26#else
  27        udelay(100000); /* allow messages to go out */
  28        do_reset(NULL, 0, 0, NULL);
  29#endif
  30        while (1)
  31                ;
  32}
  33
  34void panic_str(const char *str)
  35{
  36        puts(str);
  37        panic_finish();
  38}
  39
  40void panic(const char *fmt, ...)
  41{
  42#if CONFIG_IS_ENABLED(PRINTF)
  43        va_list args;
  44        va_start(args, fmt);
  45        vprintf(fmt, args);
  46        va_end(args);
  47#endif
  48        panic_finish();
  49}
  50
  51void __assert_fail(const char *assertion, const char *file, unsigned int line,
  52                   const char *function)
  53{
  54        /* This will not return */
  55        panic("%s:%u: %s: Assertion `%s' failed.", file, line, function,
  56              assertion);
  57}
  58