126 lines
3.7 KiB
Bash
126 lines
3.7 KiB
Bash
#!/bin/rc
|
|
|
|
# desc: create a boot floppy or configure hard disk to boot plan 9
|
|
# prereq: copydist
|
|
|
|
switch($1) {
|
|
case go
|
|
echo
|
|
echo 'Initializing Plan 9 FAT configuration partition (9fat)'
|
|
echo
|
|
|
|
fat=(/dev/sd*/9fat)
|
|
fat=$fat(1)
|
|
disk=`{echo $fat | sed 's:/dev/::;s:/9fat::'}
|
|
bootfs=`{echo $fs | sed 's:/dev/(sd..)/(.*):\1!\2:'}
|
|
bootfat=`{echo $fs | sed 's:/dev/(sd..)/(.*):\1!9fat:'}
|
|
if(! test -f /dev/$disk/9fat) {
|
|
echo 'You have no 9fat partition. Can''t setup booting.'
|
|
exit
|
|
}
|
|
|
|
if(! test -f /tmp/plan9.ini) {
|
|
{
|
|
sfs=`{echo $fs | sed 's;/dev;#S;'}
|
|
if(~ $fstype fossil fossil+venti){
|
|
echo bootfile'='$bootfat!9pcf
|
|
echo 'bootargs=local!'^$sfs
|
|
echo 'bootdisk=local!'^$sfs
|
|
}
|
|
if not {
|
|
echo bootfile'='$bootfs!/386/9pcdisk
|
|
echo 'bootdisk=local!'^$sfs
|
|
}
|
|
if(~ $fstype fossil+venti){
|
|
venti=`{echo $ventiarena | sed 's;/dev;#S;'}
|
|
echo venti'='^$venti
|
|
}
|
|
# sort -u avoids dups which could otherwise trigger
|
|
# pointless boot menus.
|
|
grep -v '(^\[)|menuitem|adisk|bootfile|bootdisk|bootargs|nobootprompt|mouseport|vgasize|monitor|cdboot' /tmp/plan9.orig |
|
|
sort -u
|
|
echo 'mouseport='^$mouseport
|
|
echo 'monitor='^$monitor
|
|
echo 'vgasize='^$vgasize
|
|
} >/tmp/plan9.ini
|
|
}
|
|
if(! test -f /tmp/plan9ini.bak)
|
|
cp /tmp/plan9.ini /tmp/plan9ini.bak
|
|
|
|
need9fatformat=no
|
|
if(! isfat /dev/$disk/9fat)
|
|
need9fatformat=yes
|
|
if not if(! mount -c /srv/dos /n/9fat /dev/$disk/9fat >[2]/dev/null)
|
|
need9fatformat=yes
|
|
if not if(! test -f /n/9fat/plan9.ini)
|
|
need9fatformat=yes
|
|
|
|
if (test -e /n/newfs/386/9loadnousb)
|
|
bind /n/newfs/386/9loadnousb /n/newfs/386/9load # cater to old bioses
|
|
if(~ $need9fatformat yes){
|
|
log Initializing Plan 9 FAT partition.
|
|
disk/format -r 2 -d -b /386/pbs \
|
|
/dev/$disk/9fat /n/newfs/386/9load
|
|
# silently install pbslba if the partition is way into the disk.
|
|
# it''s our only hope. only need this for >8.5GB into the disk.
|
|
# but...
|
|
# there are so few non-LBA bioses out
|
|
# there anymore that we'll do this even if we're only 2GB into
|
|
# the disk. it's just not worth the headaches of dealing with
|
|
# crappy bioses that don't address the whole 8.5GB properly
|
|
|
|
9fatoffset=`{grep '^part 9fat ' /dev/$disk/ctl | awk '{print $4}'}
|
|
if(! ~ $#9fatoffset 1) {
|
|
echo 'could not find plan 9 partition.'
|
|
echo 'cannot happen'
|
|
exit bad
|
|
}
|
|
if(test $9fatoffset -gt 2097152) # 2GB
|
|
disk/format -b /386/pbslba /dev/$disk/9fat
|
|
|
|
mount -c /srv/dos /n/9fat /dev/$disk/9fat
|
|
}
|
|
|
|
if(! test -f /n/9fat/4e){
|
|
logprog cp /n/newfs/386/9load /n/9fat/9load
|
|
logprog cp /n/newfs/386/9pcf /n/9fat/9pcf
|
|
if(test -f /n/9fat/plan9.ini && ! test -f /n/9fat/plan9-3e.ini)
|
|
logprog mv /n/9fat/plan9.ini /n/9fat/plan9-3e.ini
|
|
if(test -f /n/9fat/9pcdisk && ! test -f /n/9fat/9pc3e)
|
|
logprog mv /n/9fat/9pcdisk /n/9fat/9pc3e
|
|
|
|
awk -f /bin/inst/mkini.awk >/n/9fat/plan9.ini
|
|
>/n/9fat/4e
|
|
}
|
|
|
|
echo
|
|
echo 'There are myriad ways to boot a Plan 9 system.'
|
|
echo 'You can use any of the following.'
|
|
echo
|
|
echo ' floppy - create a boot floppy'
|
|
echo ' plan9 - make the plan 9 disk partition the default for booting'
|
|
echo ' win9x - add a plan 9 option to windows 9x boot menu'
|
|
echo ' winnt - add a plan 9 option to windows nt/2000/xp boot manager'
|
|
echo
|
|
echo 'If you are upgrading an extant third edition installation and booting'
|
|
echo 'from something other than a floppy, you needn''t run anything here.'
|
|
echo 'Just type ctl-d.'
|
|
|
|
oldbootsetup=$didbootsetup
|
|
didbootsetup=1
|
|
export didbootsetup
|
|
prompt 'Enable boot method' floppy plan9 win9x winnt
|
|
|
|
if(! boot$rd){
|
|
didbootsetup=$oldbootsetup
|
|
export didbootsetup
|
|
}
|
|
|
|
case checkdone
|
|
xxxfat=(/dev/sd*/9fat)
|
|
if(! isfat $xxxfat(1) || ! ~ $didbootsetup 1){
|
|
bootsetup=ready
|
|
export bootsetup
|
|
}
|
|
}
|