1 /* $NetBSD: dec_2000_300.c,v 1.8 2002/09/27 15:35:34 provos Exp $ */ 2 3 /*- 4 * Copyright (c) 2000 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe. 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 /* 40 * Copyright (c) 1995, 1996 Carnegie-Mellon University. 41 * All rights reserved. 42 * 43 * Author: Chris G. Demetriou 44 * 45 * Permission to use, copy, modify and distribute this software and 46 * its documentation is hereby granted, provided that both the copyright 47 * notice and this permission notice appear in all copies of the 48 * software, derivative works or modified versions, and any portions 49 * thereof, and that both notices appear in supporting documentation. 50 * 51 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 52 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 53 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 54 * 55 * Carnegie Mellon requests users of this software to return to 56 * 57 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 58 * School of Computer Science 59 * Carnegie Mellon University 60 * Pittsburgh PA 15213-3890 61 * 62 * any improvements or extensions that they make and grant Carnegie the 63 * rights to redistribute these changes. 64 */ 65 66 #include "opt_kgdb.h" 67 68 #include <sys/cdefs.h> /* RCS ID & Copyright macro defns */ 69 70 __KERNEL_RCSID(0, "$NetBSD: dec_2000_300.c,v 1.8 2002/09/27 15:35:34 provos Exp $"); 71 72 #include <sys/param.h> 73 #include <sys/systm.h> 74 #include <sys/device.h> 75 #include <sys/termios.h> 76 #include <sys/conf.h> 77 78 #include <machine/rpb.h> 79 #include <machine/autoconf.h> 80 #include <machine/cpuconf.h> 81 82 #include <dev/eisa/eisavar.h> 83 #include <dev/isa/isareg.h> 84 #include <dev/isa/isavar.h> 85 #include <dev/ic/i8042reg.h> 86 87 #include <dev/ic/comvar.h> 88 #include <dev/ic/comreg.h> 89 #include <dev/ic/pckbcvar.h> 90 91 #include <alpha/jensenio/jenseniovar.h> 92 93 #include <dev/scsipi/scsi_all.h> 94 #include <dev/scsipi/scsipi_all.h> 95 #include <dev/scsipi/scsiconf.h> 96 97 #include "pckbd.h" 98 99 void dec_2000_300_init(void); 100 static void dec_2000_300_cons_init(void); 101 static void dec_2000_300_device_register(struct device *, void *); 102 103 #ifdef KGDB 104 #include <machine/db_machdep.h> 105 106 static const char *kgdb_devlist[] = { 107 "com", 108 NULL, 109 }; 110 #endif /* KGDB */ 111 112 void 113 dec_2000_300_init(void) 114 { 115 116 platform.family = "DECpc AXP 150 (\"Jensen\")"; 117 118 if ((platform.model = alpha_dsr_sysname()) == NULL) { 119 /* XXX Don't know the system variations, yet. */ 120 platform.model = alpha_unknown_sysname(); 121 } 122 123 platform.iobus = "jensenio"; 124 platform.cons_init = dec_2000_300_cons_init; 125 platform.device_register = dec_2000_300_device_register; 126 } 127 128 static void 129 dec_2000_300_cons_init(void) 130 { 131 struct ctb_tt *ctb; 132 struct jensenio_config *jcp; 133 extern struct jensenio_config jensenio_configuration; 134 135 jcp = &jensenio_configuration; 136 jensenio_init(jcp, 0); 137 138 ctb = (struct ctb_tt *)(((caddr_t)hwrpb) + hwrpb->rpb_ctb_off); 139 140 /* 141 * The Jensen uses an older (pre-Type 4) CTB format. The 142 * console type is specified directly by ctb_type, and only 143 * minimal info is given, only for the serial console. 144 * 145 * Thankfully, the only graphics device we can have is 146 * ISA/EISA, so it really doesn't matter too much. 147 */ 148 149 switch (ctb->ctb_type) { 150 case CTB_PRINTERPORT: 151 /* serial console... */ 152 /* XXX */ 153 { 154 #if 0 155 printf("CTB CSR = 0x%08lx\n", ctb->ctb_csr); 156 printf("CTB BAUD = %lu\n", ctb->ctb_baud); 157 #endif 158 /* 159 * Delay to allow PROM putchars to complete. 160 * FIFO depth * character time, 161 * character time = (1000000 / (defaultrate / 10)) 162 */ 163 DELAY(160000000 / ctb->ctb_baud); 164 165 if (comcnattach(&jcp->jc_internal_iot, 0x3f8, 166 ctb->ctb_baud, COM_FREQ, 167 (TTYDEF_CFLAG & ~(CSIZE | PARENB)) | CS8)) 168 panic("can't init serial console"); 169 170 break; 171 } 172 173 case CTB_GRAPHICS: 174 #if NPCKBD > 0 175 /* display console... */ 176 /* XXX */ 177 (void) pckbc_cnattach(&jcp->jc_internal_iot, IO_KBD, KBCMDP, 178 PCKBC_KBD_SLOT); 179 180 isa_display_console(&jcp->jc_eisa_iot, &jcp->jc_eisa_memt); 181 #else 182 panic("not configured to use display && keyboard console"); 183 #endif 184 break; 185 186 187 default: 188 goto badconsole; 189 } 190 #ifdef KGDB 191 /* Attach the KGDB device. */ 192 alpha_kgdb_init(kgdb_devlist, &jcp->jc_internal_iot); 193 #endif /* KGDB */ 194 195 return; 196 badconsole: 197 printf("ctb->ctb_type = 0x%lx\n", ctb->ctb_type); 198 printf("ctb->ctb_csr = 0x%lx\n", ctb->ctb_csr); 199 printf("ctb->ctb_baud = %lu\n", ctb->ctb_baud); 200 201 panic("consinit: unknown console type %lu", 202 ctb->ctb_type); 203 } 204 205 static void 206 dec_2000_300_device_register(struct device *dev, void *aux) 207 { 208 static int found, initted, scsiboot, netboot; 209 static struct device *eisadev, *isadev, *scsidev; 210 struct bootdev_data *b = bootdev_data; 211 struct device *parent = dev->dv_parent; 212 struct cfdata *cf = dev->dv_cfdata; 213 const char *name = cf->cf_name; 214 215 if (found) 216 return; 217 218 if (!initted) { 219 scsiboot = (strcmp(b->protocol, "SCSI") == 0); 220 netboot = (strcmp(b->protocol, "BOOTP") == 0); 221 #if 0 222 printf("scsiboot = %d, netboot = %d\n", scsiboot, netboot); 223 #endif 224 initted = 1; 225 } 226 227 if (eisadev == NULL && strcmp(name, "eisa") == 0) 228 eisadev = dev; 229 230 if (isadev == NULL && strcmp(name, "isa") == 0) 231 isadev = dev; 232 233 if (scsiboot && (scsidev == NULL)) { 234 if (parent != eisadev) 235 return; 236 else { 237 struct eisa_attach_args *ea = aux; 238 239 if (b->slot != ea->ea_slot) 240 return; 241 242 scsidev = dev; 243 #if 0 244 printf("\nscsidev = %s\n", scsidev->dv_xname); 245 #endif 246 return; 247 } 248 } 249 250 if (scsiboot && 251 (!strcmp(name, "sd") || 252 !strcmp(name, "st") || 253 !strcmp(name, "cd"))) { 254 struct scsipibus_attach_args *sa = aux; 255 256 if (parent->dv_parent != scsidev) 257 return; 258 259 if (b->unit / 100 != sa->sa_periph->periph_target) 260 return; 261 262 /* XXX LUN! */ 263 264 switch (b->boot_dev_type) { 265 case 0: 266 if (strcmp(name, "sd") && 267 strcmp(name, "cd")) 268 return; 269 break; 270 case 1: 271 if (strcmp(name, "st")) 272 return; 273 break; 274 default: 275 return; 276 } 277 278 /* we've found it! */ 279 booted_device = dev; 280 #if 0 281 printf("\nbooted_device = %s\n", booted_device->dv_xname); 282 #endif 283 found = 1; 284 return; 285 } 286 287 if (netboot) { 288 /* 289 * XXX WHAT ABOUT ISA NETWORK CARDS? 290 */ 291 if (parent != eisadev) 292 return; 293 else { 294 struct eisa_attach_args *ea = aux; 295 296 if (b->slot != ea->ea_slot) 297 return; 298 299 booted_device = dev; 300 #if 0 301 printf("\nbooted_device = %s\n", booted_device->dv_xname); 302 #endif 303 found = 1; 304 return; 305 } 306 } 307 } 308