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73 lines
1.7 KiB
C
73 lines
1.7 KiB
C
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/*
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* Copyright (C) 2014 Michael Brown <mbrown@fensystems.co.uk>.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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/**
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* @file
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*
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* Fatal errors
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*
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*/
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#include <stdarg.h>
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#include <stdio.h>
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#include "wimboot.h"
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#include "efi.h"
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/**
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* Handle fatal errors
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*
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* @v fmt Error message format string
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* @v ... Arguments
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*/
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void die ( const char *fmt, ... ) {
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EFI_BOOT_SERVICES *bs;
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EFI_RUNTIME_SERVICES *rs;
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va_list args;
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/* Print message */
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va_start ( args, fmt );
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vprintf ( fmt, args );
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va_end ( args );
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/* Reboot or exit as applicable */
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if ( efi_systab ) {
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/* Exit */
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bs = efi_systab->BootServices;
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bs->Exit ( efi_image_handle, EFI_LOAD_ERROR, 0, NULL );
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printf ( "Failed to exit\n" );
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rs = efi_systab->RuntimeServices;
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rs->ResetSystem ( EfiResetWarm, 0, 0, NULL );
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printf ( "Failed to reboot\n" );
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} else {
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/* Wait for keypress */
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printf ( "Press a key to reboot..." );
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getchar();
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printf ( "\n" );
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/* Reboot system */
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reboot();
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}
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/* Should be impossible to reach this */
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__builtin_unreachable();
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}
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