1 /* $NetBSD: boot.c,v 1.7 2016/06/11 06:34:00 dholland Exp $ */ 2 3 /*- 4 * Copyright (c) 2002 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Steve C. Woodford. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 /* 33 * Copyright (c) 1982, 1986, 1990, 1993 34 * The Regents of the University of California. All rights reserved. 35 * 36 * Redistribution and use in source and binary forms, with or without 37 * modification, are permitted provided that the following conditions 38 * are met: 39 * 1. Redistributions of source code must retain the above copyright 40 * notice, this list of conditions and the following disclaimer. 41 * 2. Redistributions in binary form must reproduce the above copyright 42 * notice, this list of conditions and the following disclaimer in the 43 * documentation and/or other materials provided with the distribution. 44 * 3. Neither the name of the University nor the names of its contributors 45 * may be used to endorse or promote products derived from this software 46 * without specific prior written permission. 47 * 48 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 49 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 50 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 51 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 52 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 53 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 54 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 55 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 56 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 57 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 58 * SUCH DAMAGE. 59 * 60 * @(#)boot.c 8.1 (Berkeley) 6/10/93 61 */ 62 63 #include <sys/param.h> 64 #include <sys/reboot.h> 65 #include <sys/termios.h> 66 #include <sys/ttydefaults.h> 67 #include <machine/bootinfo.h> 68 69 #include <lib/libkern/libkern.h> 70 71 #include "stand.h" 72 #include "libsa.h" 73 #include "bugsyscalls.h" 74 75 struct bug_bootinfo bug_bootinfo; 76 struct mvmeppc_bootinfo bootinfo; 77 78 static u_int32_t ioctrl2cflag(u_int32_t); 79 80 void main(void); 81 82 void 83 main(void) 84 { 85 struct bug_buginfo *bbi; 86 struct bug_boardid *bid; 87 struct bug_ioinquiry *ioi, ioinq; 88 struct bug_ioctrl ioctrl; 89 char consname[CONSOLEDEV_LEN]; 90 char line[80]; 91 const char *file; 92 int ask = 0, howto, part; 93 94 if (bug_bootinfo.bbi_bugmode == 0) 95 panic("mvmeppc-boot: PReP boot mode not supported!"); 96 97 bbi = &bug_bootinfo.bbi_bi.bbi; 98 99 if ((bid = bugsys_brdid()) == NULL) 100 panic("mvmeppc-boot: bugsys_brdid() failed!"); 101 102 ioinq.ii_boardname = consname; 103 ioinq.ii_ioctrl = &ioctrl; 104 ioinq.ii_portnum = BUG_IOINQ_PORT_CONSOLE; 105 if ((ioi = bugsys_ioinq(&ioinq)) == NULL) 106 panic("mvmeppc-boot: bugsys_ioinq() failed!"); 107 108 if (bid->bi_devtype > 9) 109 panic("mvmeppc-boot: Bogus boot device type (%d)", 110 bid->bi_devtype); 111 112 printf(">> MVMEPPC boot on MVME%x\n", bid->bi_bnumber); 113 114 parse_args(bbi->bbi_argstart, bbi->bbi_argend, &file, &howto, &part); 115 116 for (;;) { 117 if (ask) { 118 printf("boot: "); 119 kgets(line, sizeof(line)); 120 if (strcmp(line, "halt") == 0) 121 break; 122 123 if (line[0]) { 124 char *cp = line; 125 126 while (cp < (line + sizeof(line) - 1) && *cp) 127 cp++; 128 129 bbi->bbi_argstart = line; 130 bbi->bbi_argend = cp; 131 parse_args(bbi->bbi_argstart, bbi->bbi_argend, 132 &file, &howto, &part); 133 } 134 } 135 136 bootinfo.bi_boothowto = howto; 137 bootinfo.bi_bootaddr = bbi->bbi_devaddr; 138 bootinfo.bi_bootclun = bbi->bbi_clun; 139 bootinfo.bi_bootclun = bbi->bbi_dlun; 140 strncpy(bootinfo.bi_bootline, bbi->bbi_argstart, 141 MIN(BOOTLINE_LEN, bbi->bbi_argend - bbi->bbi_argstart)); 142 strncpy(bootinfo.bi_consoledev, consname, CONSOLEDEV_LEN); 143 bootinfo.bi_consoleaddr = ioi->ii_devaddr; 144 bootinfo.bi_consolechan = ioi->ii_channel; 145 bootinfo.bi_consolespeed = ioctrl.ic_baud; 146 bootinfo.bi_consolecflag = ioctrl2cflag(ioctrl.ic_ctrlbits); 147 bootinfo.bi_modelnumber = bid->bi_bnumber; 148 149 exec_mvme(file, howto, part); 150 printf("boot: %s: %s\n", file, strerror(errno)); 151 ask = 1; 152 } 153 } 154 155 static u_int32_t 156 ioctrl2cflag(u_int32_t ctrlbits) 157 { 158 u_int32_t rv; 159 160 rv = TTYDEF_CFLAG & ~(CSIZE | CSTOPB | PARENB | PARODD); 161 162 /* Convert parity */ 163 if (ctrlbits & IOCTRL_PARITY_ODD) 164 rv |= PARENB | PARODD; 165 else 166 if (ctrlbits & IOCTRL_PARITY_EVEN) 167 rv |= PARENB; 168 169 /* Convert character length */ 170 if (ctrlbits & IOCTRL_BITS_8) 171 rv |= CS8; 172 else 173 if (ctrlbits & IOCTRL_BITS_7) 174 rv |= CS7; 175 else 176 if (ctrlbits & IOCTRL_BITS_6) 177 rv |= CS6; 178 else 179 if (ctrlbits & IOCTRL_BITS_5) 180 rv |= CS5; 181 else 182 panic("ioctrl2cflag: Bad character length: 0x%x", ctrlbits); 183 184 /* Convert number of stop bits */ 185 if (ctrlbits & IOCTRL_STOP_2) 186 rv |= CSTOPB; 187 else 188 if ((ctrlbits & IOCTRL_STOP_1) == 0) 189 panic("ioctrl2cflag: Bad number of stop bits: 0x%x", ctrlbits); 190 191 return (rv); 192 } 193