1#!/sbin/sh 2# 3# CDDL HEADER START 4# 5# The contents of this file are subject to the terms of the 6# Common Development and Distribution License, Version 1.0 only 7# (the "License"). You may not use this file except in compliance 8# with the License. 9# 10# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 11# or http://www.opensolaris.org/os/licensing. 12# See the License for the specific language governing permissions 13# and limitations under the License. 14# 15# When distributing Covered Code, include this CDDL HEADER in each 16# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 17# If applicable, add the following below this CDDL HEADER, with the 18# fields enclosed by brackets "[]" replaced with your own identifying 19# information: Portions Copyright [yyyy] [name of copyright owner] 20# 21# CDDL HEADER END 22# 23# 24# Copyright 2005 Sun Microsystems, Inc. All rights reserved. 25# Use is subject to license terms. 26# 27# ident "%Z%%M% %I% %E% SMI" 28# 29# Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T. 30# All rights reserved. 31# 32 33# Make sure that the libraries essential to this stage of booting can be found. 34LD_LIBRARY_PATH=/lib; export LD_LIBRARY_PATH 35 36libc_mount() { 37 # 38 # If there is an optimized libc available in /usr that fits this 39 # processor, mount it on top of the base libc. 40 # 41 MOE=`/usr/bin/moe -32 '/usr/lib/libc/$HWCAP'` 42 if [ -n "$MOE" ]; then 43 /usr/sbin/mount | egrep -s "^/lib/libc.so.1 on " 44 if [ $? -ne 0 ]; then 45 /usr/sbin/mount -O -F lofs $MOE /lib/libc.so.1 46 fi 47 fi 48} 49 50# This mount function is sun4v only. It may be melded with the sun4u-us3 51# version later. 52sun4v_libc_psr_mount() { 53 LIBC_MOE_32=`/usr/bin/moe -32 '/platform/sun4v/lib/libc_psr/$HWCAP'` 54 if [ -n "$LIBC_MOE_32" ]; then 55 /usr/sbin/mount | 56 egrep -s "^/platform/sun4v/lib/libc_psr.so.1 on " 57 if [ $? -ne 0 ]; then 58 /usr/sbin/mount -O -F lofs $LIBC_MOE_32 \ 59 /platform/sun4v/lib/libc_psr.so.1 60 fi 61 fi 62 63 LIBC_MOE_64=`/usr/bin/moe -64 \ 64 '/platform/sun4v/lib/sparcv9/libc_psr/$HWCAP'` 65 if [ -n "$LIBC_MOE_64" ]; then 66 /usr/sbin/mount | 67 egrep -s "^/platform/sun4v/lib/sparcv9/libc_psr.so.1 on " 68 if [ $? -ne 0 ]; then 69 /usr/sbin/mount -O -F lofs $LIBC_MOE_64 \ 70 /platform/sun4v/lib/sparcv9/libc_psr.so.1 71 fi 72 fi 73} 74 75# This is specific to sun4u[-us3]. 76# try to intelligently handle the various ways that a hwcap library can 77# be present for libc_psr for sun4u. 78sun4u_libc_psr_mount() { 79 # first look for $PLAT specific 80 # the string $HWCAP is not an env var but part of the argument to moe 81 LIBC_MOE_32=`/usr/bin/moe -32 /platform/$PLAT/lib/libc_psr/'$HWCAP'` 82 if [ -n "$LIBC_MOE_32" ]; then 83 /usr/sbin/mount | 84 egrep -s "^/platform/$PLAT/lib/libc_psr.so.1 on " 85 if [ $? -ne 0 ]; then 86 /usr/sbin/mount -O -F lofs $LIBC_MOE_32 \ 87 /platform/$PLAT/lib/libc_psr.so.1 88 fi 89 else 90 # try the 'generic' one under $ARCH 91 LIBC_MOE_32=`/usr/bin/moe -32 \ 92 /platform/$ARCH/lib/libc_psr/'$HWCAP'` 93 if [ -n "$LIBC_MOE_32" ]; then 94 /usr/sbin/mount | 95 egrep -s "^/platform/$ARCH/lib/libc_psr.so.1 on " 96 if [ $? -ne 0 ]; then 97 /usr/sbin/mount -O -F lofs $LIBC_MOE_32 \ 98 /platform/$ARCH/lib/libc_psr.so.1 99 fi 100 fi 101 102 fi 103 104 # now repeat for 64 bit. 105 106 LIBC_MOE_64=`/usr/bin/moe -64 \ 107 /platform/$PLAT/lib/sparcv9/libc_psr/'$HWCAP'` 108 if [ -n "$LIBC_MOE_64" ]; then 109 /usr/sbin/mount | 110 egrep -s "^/platform/$PLAT/lib/sparcv9/libc_psr.so.1 on " 111 if [ $? -ne 0 ]; then 112 /usr/sbin/mount -O -F lofs $LIBC_MOE_64 \ 113 /platform/$PLAT/lib/sparcv9/libc_psr.so.1 114 fi 115 else 116 # now try $ARCH version 117 LIBC_MOE_64=`/usr/bin/moe -64 \ 118 /platform/$ARCH/lib/sparcv9/libc_psr/'$HWCAP'` 119 if [ -n "$LIBC_MOE_64" ]; then 120 /usr/sbin/mount | 121 egrep -s \ 122 "^/platform/$ARCH/lib/sparcv9/libc_psr.so.1 on " 123 if [ $? -ne 0 ]; then 124 /usr/sbin/mount -O -F lofs $LIBC_MOE_64 \ 125 /platform/$ARCH/lib/sparcv9/libc_psr.so.1 126 fi 127 fi 128 fi 129} 130 131# 132# Most of the operations in this script are only necessary in the global 133# zone but due to the way initialization scripts like this are packaged, 134# it needs to currently exist for all zones. 135# 136if [ "${_INIT_ZONENAME:=`/sbin/zonename`}" != "global" ]; then 137 libc_mount 138 exit 0 139fi 140 141. /lib/svc/share/smf_include.sh 142. /lib/svc/share/fs_include.sh 143 144# 145# Root is already mounted (by the kernel), but still needs to be 146# checked, possibly remounted and entered into mnttab. First 147# mount /usr read only if it is a separate file system. This must 148# be done first to allow utilities such as fsck and setmnt to 149# reside on /usr minimizing the space required by the root file 150# system. 151# 152readvfstab "/usr" < $vfstab 153if [ -n "$mountp" ]; then 154 if [ "$fstype" = cachefs ]; then 155 # 156 # Mount without the cache initially. We'll enable it 157 # later at remount time. This lets us avoid 158 # teaching the statically linked mount program about 159 # cachefs. Here we determine the backfstype. 160 # This is not pretty, but we have no tools for parsing 161 # the option string until we get /usr mounted... 162 # 163 case "$mntopts" in 164 *backfstype=nfs*) 165 cfsbacktype=nfs 166 ;; 167 *backfstype=hsfs*) 168 cfsbacktype=hsfs 169 ;; 170 *) 171 msg='invalid vfstab entry for /usr' 172 echo $msg 173 echo "$SMF_FMRI:" $msg >/dev/msglog 174 cfsbacktype=nfs 175 ;; 176 esac 177 mountfs - /usr $cfsbacktype ro $special || 178 exit $SMF_EXIT_ERR_FATAL 179 else 180 # 181 # Must use -o largefiles here to ensure the 182 # read-only mount does not fail as a result of 183 # having a large file present on /usr. This gives 184 # fsck a chance to fix up the largefiles flag 185 # before we remount /usr read-write. 186 # 187 if [ "x$mntopts" = x- ]; then 188 mntopts='ro,largefiles' 189 else 190 checkopt largefiles $mntopts 191 if [ "x$option" != xlargefiles ]; then 192 mntopts="largefiles,$mntopts" 193 fi 194 195 checkopt ro $mntopts 196 if [ "x$option" != xro ]; then 197 mntopts="ro,$mntopts" 198 fi 199 200 # 201 # Requesting logging on a read-only mount 202 # causes errors to be displayed, so remove 203 # "logging" from the list of options for now. 204 # The read-write mount performed later will 205 # specify the logging option if appropriate. 206 # 207 208 checkopt logging $mntopts 209 if [ "x$option" = xlogging ]; then 210 mntopts="$otherops" 211 fi 212 fi 213 214 mountfs -O /usr $fstype $mntopts - || exit $SMF_EXIT_ERR_FATAL 215 fi 216fi 217 218# 219# Also mount /boot now so that things like keymap.sh can access 220# boot properties through eeprom. Readonly isn't required because 221# /boot (and other pcfs filesystems) aren't fsck'ed at boot yet. 222# Also, we don't account for caching /boot as it must be on a local 223# disk. So what's in vfstab is fine as it stands; just look to see 224# if it's there and avoid the mount if not. 225# 226readvfstab "/boot" < $vfstab 227 228if [ -n "$mountp" ]; then 229 mountfs - /boot $fstype $mntopts - || exit $SMF_EXIT_ERR_FATAL 230fi 231 232# 233# Update kernel driver.conf cache with any additional driver.conf 234# files found on /usr, and device permissions from /etc/minor_perm. 235# 236/usr/sbin/devfsadm -I -P 237 238[ -f /etc/.dynamic_routing ] && /usr/bin/rm -f /etc/.dynamic_routing 239 240libc_mount 241 242# 243# Discover architecture and find and mount optimal libc_psr 244# 245PLAT=`/usr/bin/uname -i` 246ARCH=`/usr/bin/uname -m` 247if [ "$ARCH" = "sun4v" ]; then 248 sun4v_libc_psr_mount 249elif [ "$ARCH" = "sun4u" ]; then 250 if [ -h /platform/$PLAT/lib/libc_psr.so.1 ]; then 251 LINKSTO=`/usr/bin/ls -l /platform/$PLAT/lib/libc_psr.so.1 | 252 /usr/bin/awk '{print $NF}'` 253 if [ "$LINKSTO" = "../../sun4u-us3/lib/libc_psr.so.1" ]; then 254 ARCH=sun4u-us3 255 fi 256 fi 257 sun4u_libc_psr_mount 258fi 259 260exit 0 261