140 lines
4.8 KiB
C
140 lines
4.8 KiB
C
/* $NetBSD: cdboot.c,v 1.1 2014/02/24 07:23:43 skrll Exp $ */
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/*-
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* Copyright (c) 1982, 1986, 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)boot.c 8.1 (Berkeley) 6/10/93
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*/
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/*
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* Copyright (c) 1998-2004 Michael Shalayeff
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <sys/param.h>
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#include <sys/reboot.h>
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#include <sys/boot_flag.h>
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#include <arch/hppa/stand/common/libsa.h>
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#include <lib/libsa/loadfile.h>
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#include <machine/pdc.h>
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#include <machine/vmparam.h>
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#include <arch/hppa/stand/common/dev_hppa.h>
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/*
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* Boot program... bits in `howto' determine whether boot stops to
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* ask for system name. Boot device is derived from ROM provided
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* information.
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*/
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void boot(dev_t boot_dev);
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typedef void (*startfuncp)(int, int, int, int, int, int, void *)
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__attribute__ ((noreturn));
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void
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boot(dev_t boot_dev)
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{
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u_long marks[MARK_MAX];
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u_long loadaddr = 0;
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char path[128];
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int fd;
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machdep();
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#ifdef DEBUGBUG
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debug = 1;
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#endif
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devboot(boot_dev, path);
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strncpy(path + strlen(path), ":/netbsd", 9);
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printf(">> %s, Revision %s\n", bootprog_name, bootprog_rev);
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printf(">> Booting %s: ", path);
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#define round_to_size(x) \
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(((x) + sizeof(u_long) - 1) & ~(sizeof(u_long) - 1))
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#define BOOTARG_APIVER 2
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marks[MARK_START] = loadaddr;
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if ((fd = loadfile(path, marks, LOAD_KERNEL)) == -1)
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return;
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marks[MARK_END] = round_to_size(marks[MARK_END] - loadaddr);
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printf("Start @ 0x%lx [%ld=0x%lx-0x%lx]...\n",
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marks[MARK_ENTRY], marks[MARK_NSYM],
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marks[MARK_SYM], marks[MARK_END]);
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#ifdef EXEC_DEBUG
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if (debug) {
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printf("ep=0x%x [", marks[MARK_ENTRY]);
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for (i = 0; i < 10240; i++) {
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if (!(i % 8)) {
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printf("\b\n%p:", &((u_int *)marks[MARK_ENTRY])[i]);
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if (getchar() != ' ')
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break;
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}
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printf("%x,", ((int *)marks[MARK_ENTRY])[i]);
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}
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printf("\b\b ]\n");
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}
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#endif
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fcacheall();
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__asm("mtctl %r0, %cr17");
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__asm("mtctl %r0, %cr17");
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/* stack and the gung is ok at this point, so, no need for asm setup */
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(*(startfuncp)(marks[MARK_ENTRY])) ((int)pdc, 0, boot_dev, marks[MARK_END],
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BOOTARG_APIVER, 0, NULL);
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/* not reached */
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}
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