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Annotation of sys/arch/hppa/stand/boot/exec.c, Revision 1.1.1.1

1.1       nbrk        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: }