Added support for creating CDs with harddisk emulation

diff --git a/tools/release.sh b/tools/release.sh
index bda71f68ee4cb3e827f2579fe5bf56bf29b45c82..65e381904d253c09eeafa006790e1c9e7175b8cc 100755 (executable)
--- a/tools/release.sh
+++ b/tools/release.sh
@@ -1,5 +1,55 @@
 #!/bin/sh
 
+make_hdimage()
+{
+       dd if=$TMPDISK of=usrimage bs=$BS count=$USRBLOCKS
+
+       rootsize=`stat -size rootimage`
+       usrsize=`stat -size usrimage`
+
+       rootsects=`expr $rootsize / 512`
+       usrsects=`expr $usrsize / 512`
+
+       # installboot -m needs at least 1KB 
+       dd < /dev/zero >tmpimage count=2
+       partition -fm tmpimage 2 81:$rootsects* 0:0 81:$usrsects
+       installboot -m tmpimage /usr/mdec/masterboot
+       dd < tmpimage > subpart count=1
+
+       primsects=`expr 1 + $rootsects + $usrsects`
+       cyl=`expr '(' $primsects ')' / 32 / 64 + 1`
+       padsects=`expr $cyl \* 32 \* 64 - 1 - $primsects`
+
+       { dd < /dev/zero count=1
+               cat subpart
+               cat rootimage
+               cat usrimage
+               dd < /dev/zero count=$padsects
+       } > hdimage
+       partition -m hdimage 81:`expr $primsects + $padsects`*
+       installboot -m hdimage /usr/mdec/masterboot
+}
+
+hdemu_root_changes()
+{
+       $RELEASEDIR/usr/bin/installboot -d $RAM \
+               $RELEASEDIR/usr/mdec/bootblock boot/boot
+       echo \
+'label=BIOS
+bootcd=2
+disable=inet
+bios_remap_first=1
+ramimagedev=c0d7p0s0
+save'  | $RELEASEDIR/usr/bin/edparams $RAM
+
+       echo \
+'root=/dev/c0d7p0s0
+usr=/dev/c0d7p0s2
+usr_roflag="-r"' > $RELEASEDIR/etc/fstab
+}
+
+HDEMU=1
+
 COPYITEMS="usr/bin bin usr/lib"
 RELEASEDIR=/usr/r/release
 IMAGE=cdfdimage
@@ -13,6 +63,21 @@ USRMB=150
 USRBLOCKS="`expr $USRMB \* 1024 \* 1024 / $BS`"
 ROOTMB=2
 ROOTBLOCKS="`expr $ROOTMB \* 1024 \* 1024 / $BS`"
+
+HDEMU=0
+
+while getopts "h?" c
+do
+       case "$c" in
+       \?)
+               echo "Usage: $0 [-h]" >&2
+               exit 1
+       ;;
+       h)
+               HDEMU=1
+       esac
+done
+
 echo "Note: this script wants to do cvs operations, so it's necessary"
 echo "to have \$CVSROOT set and cvs login done."
 echo ""
@@ -69,6 +134,9 @@ echo " * Chroot build"
 chroot $RELEASEDIR '/bin/sh -x /usr/src/tools/chrootmake.sh' || exit 1
 echo " * Chroot build done"
 cp issue.install $RELEASEDIR/etc/issue
+
+if [ "$HDEMU" -ne 0 ]; then hdemu_root_changes; fi
+
 umount $TMPDISK || exit
 umount $RAM || exit
 dd if=$RAM of=$ROOTIMAGE bs=$BS count=$ROOTBLOCKS
@@ -78,7 +146,22 @@ make image || exit 1
 sh mkboot cdfdboot
 cp $IMAGE $CDFILES/bootflp.img
 cp release/cd/* $CDFILES
-writeisofs -l MINIX -b $IMAGE $CDFILES $ISO || exit 1
-echo "Appending Minix root and usr filesystem"
-( cat $ISO $ROOTIMAGE ; dd if=$TMPDISK bs=$BS count=$USRBLOCKS ) | gzip -9 >$ISOGZ || exit 1
+
+h_opt=
+bootimage=$IMAGE
+if [ "$HDEMU" -ne 0 ]; then
+       make_hdimage
+       h_opt='-h'
+       bootimage=hdimage
+fi
+writeisofs -l MINIX -b $bootimage $h_opt $CDFILES $ISO || exit 1
+
+if [ "$HDEMU" -eq 0 ]
+then
+       echo "Appending Minix root and usr filesystem"
+       ( cat $ISO $ROOTIMAGE ; dd if=$TMPDISK bs=$BS count=$USRBLOCKS ) |
+               gzip -9 >$ISOGZ || exit 1
+else
+       gzip -9 $ISO
+fi
 ls -al $ISOGZ