1 /* $OpenBSD: exec.c,v 1.4 2004/06/14 00:32:31 deraadt Exp $ */ 2 3 /* 4 * Copyright (c) 2002-2004 Michael Shalayeff 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 AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT, 20 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 22 * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 24 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 25 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 26 * THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/param.h> 30 #include <machine/pdc.h> 31 #include "libsa.h" 32 #include <lib/libsa/loadfile.h> 33 #include <stand/boot/bootarg.h> 34 #include "dev_hppa.h" 35 36 typedef void (*startfuncp)(int, int, int, int, int, int, caddr_t) 37 __attribute__ ((noreturn)); 38 39 void 40 run_loadfile(u_long *marks, int howto) 41 { 42 fcacheall(); 43 44 __asm("mtctl %r0, %cr17"); 45 __asm("mtctl %r0, %cr17"); 46 /* stack and the gung is ok at this point, so, no need for asm setup */ 47 (*(startfuncp)(marks[MARK_ENTRY]))((int)pdc, howto, bootdev, 48 marks[MARK_END], BOOTARG_APIVER, BOOTARG_LEN, (caddr_t)BOOTARG_OFF); 49 50 /* not reached */ 51 } 52