1/*	$NetBSD: panic.c,v 1.5 2018/08/17 04:59:34 kre Exp $	*/
2
3/*-
4 * Copyright (c) 2016 Kimihiro Nonaka <nonaka@netbsd.org>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29#include "efiboot.h"
30
31#include <efistdarg.h>
32
33__dead VOID
34Panic(
35    IN CHAR16 *fmt,
36    ...
37    )
38{
39	va_list args;
40
41	va_start(args, fmt);
42	VPrint(fmt, args);
43	Print(L"\n");
44	va_end(args);
45	reboot();
46	/*NOTREACHED*/
47	__unreachable();
48}
49
50__dead void
51reboot(void)
52{
53
54	if (!efi_cleanuped)
55		WaitForSingleEvent(ST->ConIn->WaitForKey, 0);
56
57	uefi_call_wrapper(RT->ResetSystem, 4, EfiResetCold, EFI_SUCCESS,
58	    0, NULL);
59	for (;;)
60		continue;
61}
62
63__dead void
64_rtt(void)
65{
66
67	reboot();
68}
69