| autoconf.c (25172) | autoconf.c (25460) |
|---|---|
| 1/*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * William Jolitz. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 20 unchanged lines hidden (view full) --- 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * from: @(#)autoconf.c 7.1 (Berkeley) 5/9/91 | 1/*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * William Jolitz. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 20 unchanged lines hidden (view full) --- 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * from: @(#)autoconf.c 7.1 (Berkeley) 5/9/91 |
| 37 * $Id: autoconf.c,v 1.65 1997/04/26 11:45:02 peter Exp $ | 37 * $Id: autoconf.c,v 1.66 1997/04/26 18:57:34 peter Exp $ |
| 38 */ 39 40/* 41 * Setup the system to run on the current machine. 42 * 43 * Configure() is called at boot time and initializes the vba 44 * device tables and the memory controller monitoring. Available 45 * devices are determined (from possibilities mentioned in ioconf.c), 46 * and the drivers are initialized. 47 */ 48#include "opt_smp.h" | 38 */ 39 40/* 41 * Setup the system to run on the current machine. 42 * 43 * Configure() is called at boot time and initializes the vba 44 * device tables and the memory controller monitoring. Available 45 * devices are determined (from possibilities mentioned in ioconf.c), 46 * and the drivers are initialized. 47 */ 48#include "opt_smp.h" |
| 49#include "opt_cd9660.h" |
|
| 49 50#include <sys/param.h> 51#include <sys/systm.h> 52#include <sys/buf.h> 53#include <sys/conf.h> 54#include <sys/dmap.h> 55#include <sys/reboot.h> 56#include <sys/kernel.h> --- 39 unchanged lines hidden (view full) --- 96 97static void configure_finish __P((void)); 98static void configure_start __P((void)); 99static int setdumpdev __P((dev_t dev)); 100static void setroot __P((void)); 101 102#ifdef CD9660 103 | 50 51#include <sys/param.h> 52#include <sys/systm.h> 53#include <sys/buf.h> 54#include <sys/conf.h> 55#include <sys/dmap.h> 56#include <sys/reboot.h> 57#include <sys/kernel.h> --- 39 unchanged lines hidden (view full) --- 97 98static void configure_finish __P((void)); 99static void configure_start __P((void)); 100static int setdumpdev __P((dev_t dev)); 101static void setroot __P((void)); 102 103#ifdef CD9660 104 |
| 105#include <sys/fcntl.h> 106#include <sys/proc.h> 107#include <sys/stat.h> 108#include <machine/clock.h> |
|
| 104#include <isofs/cd9660/iso.h> 105 | 109#include <isofs/cd9660/iso.h> 110 |
| 106/* We need to try out all our potential CDROM drives, so we need a table. */ | 111/* 112 * XXX All this CD-ROM root stuff is fairly messy. Ick. 113 * 114 * We need to try out all our potential CDROM drives, so we need a table. 115 */ |
| 107static struct { 108 char *name; 109 int major; 110} try_cdrom[] = { 111 { "cd", 6 }, 112 { "mcd", 7 }, 113 { "scd", 16 }, 114 { "matcd", 17 }, | 116static struct { 117 char *name; 118 int major; 119} try_cdrom[] = { 120 { "cd", 6 }, 121 { "mcd", 7 }, 122 { "scd", 16 }, 123 { "matcd", 17 }, |
| 124 { "wcd", 19 }, |
|
| 115 { 0, 0} 116}; 117 | 125 { 0, 0} 126}; 127 |
| 118static int find_cdrom_root __P((void *)); | 128static int find_cdrom_root __P((void)); |
| 119 120static int | 129 130static int |
| 121find_cdrom_root(dummy) 122 void *dummy; | 131find_cdrom_root() |
| 123{ | 132{ |
| 124 int i,j,k; | 133 int i, j, error; 134 struct bdevsw *bd; 135 dev_t orootdev; |
| 125 | 136 |
| 126 for (j = 0 ; j < 2; j++) 127 for (k = 0 ; try_cdrom[k].name ; k++) { 128 rootdev = makedev(try_cdrom[k].major,j*8); 129 printf("trying rootdev=0x%lx (%s%d)\n", 130 rootdev, try_cdrom[k].name,j); 131 i = (*cd9660_mountroot)(); 132 if (!i) return i; | 137#if CD9660_ROOTDELAY > 0 138 DELAY(CD9660_ROOTDELAY * 1000000); 139#endif 140 orootdev = rootdev; 141 for (i = 0 ; i < 2; i++) 142 for (j = 0 ; try_cdrom[j].name ; j++) { 143 if (try_cdrom[j].major >= nblkdev) 144 continue; 145 rootdev = makedev(try_cdrom[j].major, i * 8); 146 bd = bdevsw[major(rootdev)]; 147 if (bd == NULL || bd->d_open == NULL) 148 continue; 149 if (bootverbose) 150 printf("trying %s%d as rootdev (0x%x)\n", 151 try_cdrom[j].name, i, rootdev); 152 error = (bd->d_open)(rootdev, FREAD, S_IFBLK, curproc); 153 if (error == 0) { 154 if (bd->d_close != NULL) 155 (bd->d_close)(rootdev, FREAD, S_IFBLK, 156 curproc); 157 return 0; 158 } |
| 133 } | 159 } |
| 160 161 rootdev = orootdev; |
|
| 134 return EINVAL; 135} 136#endif /* CD9660 */ 137 138static void 139configure_start() 140{ 141#if NSCBUS > 0 --- 86 unchanged lines hidden (view full) --- 228 229 printf("Device configuration finished.\n"); 230 } 231 232#ifdef CD9660 233 if ((boothowto & RB_CDROM)) { 234 if (bootverbose) 235 printf("Considering CD-ROM root f/s.\n"); | 162 return EINVAL; 163} 164#endif /* CD9660 */ 165 166static void 167configure_start() 168{ 169#if NSCBUS > 0 --- 86 unchanged lines hidden (view full) --- 256 257 printf("Device configuration finished.\n"); 258 } 259 260#ifdef CD9660 261 if ((boothowto & RB_CDROM)) { 262 if (bootverbose) 263 printf("Considering CD-ROM root f/s.\n"); |
| 236 mountrootfsname = "cd9660"; | 264 /* NB: find_cdrom_root() sets rootdev if successful. */ 265 if (find_cdrom_root() == 0) 266 mountrootfsname = "cd9660"; 267 else if (bootverbose) 268 printf("No CD-ROM available as root f/s.\n"); |
| 237 } 238#endif 239 240#ifdef MFS_ROOT 241 if (!mountrootfsname) { 242 if (bootverbose) 243 printf("Considering MFS root f/s.\n"); 244 mountrootfsname = "mfs"; --- 169 unchanged lines hidden --- | 269 } 270#endif 271 272#ifdef MFS_ROOT 273 if (!mountrootfsname) { 274 if (bootverbose) 275 printf("Considering MFS root f/s.\n"); 276 mountrootfsname = "mfs"; --- 169 unchanged lines hidden --- |