1/* $NetBSD: bootxxx.c,v 1.10 2022/06/26 14:14:46 tsutsui Exp $ */ 2 3/* 4 * Copyright (c) 2001 Leo Weppelman. 5 * Copyright (c) 1995 Waldi Ravens. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by Waldi Ravens. 19 * 4. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34#define boot_BSD bsd_startup 35 36#include <lib/libsa/stand.h> 37#include <atari_stand.h> 38#include <libkern.h> 39#include <sys/boot_flag.h> 40#include <sys/reboot.h> 41#include <machine/cpu.h> 42#include <kparamb.h> 43#include <libtos.h> 44#include <tosdefs.h> 45 46int bootxxx(void *, void *, osdsc_t *); 47void boot_BSD(struct kparamb *)__attribute__((noreturn)); 48 49int 50bootxxx(void *readsector, void *disklabel, osdsc_t *od) 51{ 52 int fd; 53 char *errmsg; 54 extern char end[], edata[]; 55 56 memset(edata, 0, end - edata); 57 58 /* XXX: Limit should be 16MB */ 59 setheap(end, (void*)0x1000000); 60 printf("\033v\nNetBSD/atari tertiary bootloader " 61 "($Revision: 1.10 $)\n\n"); 62 63 if (init_dskio(readsector, disklabel, od->rootfs)) 64 return -1; 65 66 sys_info(od); 67 if (!(od->cputype & ATARI_ANYCPU)) { 68 printf("Unknown CPU-type.\n"); 69 return -2; 70 } 71 72 if ((fd = open(od->osname, 0)) < 0) { 73 printf("Cannot open kernel '%s'\n", od->osname); 74 return -3; 75 } 76 77 if (elf_load(fd, od, &errmsg, 1) != 0) 78 return -4; 79 80 boot_BSD(&od->kp); 81 return -5; 82 83 /* NOTREACHED */ 84} 85 86void 87_rtt(void) 88{ 89 90 printf("Halting...\n"); 91 for (;;) 92 ; 93} 94