112 lines
2.3 KiB
Bash
Executable file
112 lines
2.3 KiB
Bash
Executable file
#!/bin/rc
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# desc: create a boot floppy or configure hard disk to boot plan 9
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# prereq: systype copydist
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fats=()
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for(i in /dev/sd*/9fat){
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if(test -f $i)
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fats=($fats $i)
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}
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switch($1) {
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case checkdone checkready
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if(~ $#fats 0 || ~ $#9fat 1 && ~ `{fstype $9fat} dos && ~ $didbootsetup 1)
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bootsetup=done
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if not
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bootsetup=ready
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export bootsetup
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case go
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echo
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echo 'Setup Plan 9 FAT boot partition (9fat)'
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echo
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if(~ $#fats 1)
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default=(-d $fats)
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if not
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default=()
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prompt $default 'Plan 9 FAT partition' $fats
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9fat=$rd
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export 9fat
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if(! test -f /tmp/plan9.ini) {
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if(~ $syst cpu)
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bootfile=9pccpuf
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if not
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bootfile=9pcf
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@{
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echo 'bootfile='^$bootfile
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echo 'bootargs=local!'^$fs' '$"fsflags
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if(~ $#nvram 1)
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echo 'nvram='^$nvram
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echo 'mouseport='^$mouseport
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echo 'monitor='^$monitor
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echo 'vgasize='^$vgasize
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cd '#ec'
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for(i in *){
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echo -n $"i'='
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cat $i
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echo
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} | grep -v '(apm0|e820|bootfile|bootargs|nvram|mouseport|monitor|vgasize|cdboot)'
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} >/tmp/plan9.ini
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}
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# clean state
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rm -f /tmp/oldplan9.ini /tmp/pbs.bak
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unmount /n/9fat >[2]/dev/null
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if(! test -f /srv/dos)
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dossrv
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need9fatformat=yes
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if(~ `{fstype $9fat} dos){
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if(mount /srv/dos /n/9fat $9fat >[2]/dev/null){
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if(cp /n/9fat/plan9.ini /tmp/oldplan9.ini >[2]/dev/null)
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need9fatformat=no
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unmount /n/9fat >[2]/dev/null
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# make sure dossrv is gone
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sleep 1
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}
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}
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# always make backup of old bootsector
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logprog dd -bs 512 -count 1 -if $9fat -of /tmp/pbs.bak
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if(~ $need9fatformat yes){
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log Initializing Plan 9 FAT partition.
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logprog disk/format -r 2 -d -b /n/newfs/386/pbs $9fat
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}
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if not {
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log Updating bootsector.
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logprog disk/format -b /n/newfs/386/pbs $9fat
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}
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logprog mount -c /srv/dos /n/9fat $9fat
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logprog rm -f /n/9fat/^(9bootfat plan9.ini 9pcf 9pccpuf)
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logprog cp /n/newfs/386/9bootfat /n/9fat/9bootfat
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# make file continous on disk
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logprog chmod +al /n/9fat/9bootfat
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logprog cp /tmp/plan9.ini /n/9fat/plan9.ini
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logprog cp /n/newfs/386/9pcf /n/9fat/9pcf
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logprog cp /n/newfs/386/9pccpuf /n/9fat/9pccpuf
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# copy in backups
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if(test -f /tmp/oldplan9.ini)
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logprog cp /tmp/oldplan9.ini /n/9fat
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if(test -f /tmp/pbs.bak)
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logprog cp /tmp/pbs.bak /n/9fat
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logprog unmount /n/9fat
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disk=`{basename `{basename -d $9fat}}
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if(bootplan9){
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didbootsetup=1
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export didbootsetup
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}
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}
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