Re (2): installing NetBSD on a Sparcstation 2.

[peasthope%shaw.ca@localhost]

From:   matthew green <mrg%eterna.com.a.@localhost>
Date:   Sat, 03 Jul 2010 17:35:51 +1000
> hmmm.  i think there's a chance this might work if you do this:
>    ...
>       - put the data beyond 1440k onto a 3rd floppy2 (eg, something
>         like "dd bs=1440k skip=1".)

The dd seems good but then booting gives "Data Access Exception".
"http://www3.fr.netbsd.org/ports/sparc/faq.html#floppy-memory-boundary";
This Sparc 2 has 16 x 4 MiB SIMMs.  The Web page says the problem 
was fixed; it must have crept back.  Pity.  I'll try the CD or network 
install next.

My diskette procedure follows in case anyone is interested.

Regards,          ... Peter E.

==========================================
# Making NetBSD Sparc 5.0.2. installer diskettes in Debian..
# k = 1024;  36*k*40 = 1474560.
peter@dalton:~$ ll d*
-rw-r--r-- 1 peter peter 1474560 Jun 30 08:17 disk1
-rw-r--r-- 1 peter peter 1530843 Jun 30 08:18 disk2
# First diskette.
peter@dalton:~$ dd if=disk1 of=/dev/fd0 bs=36k
40+0 records in
40+0 records out
1474560 bytes (1.5 MB) copied, 40.0895 s, 36.8 kB/s
# Second diskette.  count=40 prevents overrun.
peter@dalton:~$ dd if=disk2 of=/dev/fd0 bs=36k count=40
40+0 records in
40+0 records out
1474560 bytes (1.5 MB) copied, 40.0901 s, 36.8 kB/s
# Third diskette.
peter@dalton:~$ dd if=disk2 of=/dev/fd0 bs=36k skip=40
1+1 records in
1+1 records out
56283 bytes (56 kB) copied, 2.4467 s, 23.0 kB/s
# 1474560+56283 = 1530843   So far, so good!
# Power up Sparc 2 with first diskette, <L1>+<A>.
ok boot floppy
   ...
Booting netbsd
Data Access Exception


-- 
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