On 7/28/20 7:09 PM, Warner Losh wrote: > > Both of the 2bsd tapes you found are from the days when Berkeley just > sent patches to the 7th Edition out. The 2.8BSD tape was the first one > to have a kernel that was bootable from the tape. The 2BSD tapes > originally had 2 files on them. The first one was a binary copy of tar > that ran on V7. The second was a tarball of all the rest. As you > discovered, they shipped with a label like: >         Second Berkeley Software Tape >         May 10, 1979    TAR 800BPI > >         %dd if=/dev/mt0 bs=1b skip=1 of=tar >         %chmod 755 tar >         % tar x > >         10000 blocks > but the 2bsd.tar.gz file has just the second file. > > The spensor_2bsd.tar.gz has a tar binary in it: > > tar tvf spencer_2bsd.tar.gz | head > -rw-r--r--  0 0      0       24688 Feb 17  1980 tar > -rw-r--r--  0 0      10       3687 Feb 17  1980 tar.1 > -rw-r--r--  0 0      10        456 Feb 17  1980 tar.ms > -rw-r--r--  0 0      10      15216 Feb 17  1980 install.ms > > > if you are looking for that pre-built. If you are looking to create a > tape with tar on it to extract other tar tapes, you'd need to use a > variation on the maketape.pl with a block size of > 1 so the above dd will work on the target system... > > Warner OK. That makes sense. I'll just work with it as is on my v7 system. Will -- GPG Fingerprint: 68F4 B3BD 1730 555A 4462 7D45 3EAA 5B6D A982 BAAF