Again, I don't really have much experience with RT-11. Is it possible the disk image has drivers for the disk system (which you don't have) and is crashing? Jerome Fine is the expert on RT-11.
Jerome? Any ideas? Gary > -----Original Message----- > From: cctalk [mailto:[email protected]] On Behalf Of Richard > Cini > Sent: Thursday, March 10, 2016 8:25 PM > To: CCTalk > Subject: Re: Which RT-11 for an 11/03 > > Gary, et. al.-- > > Ok, I spent some time trying this again, and here’s what I did. The system is > very basic — LSI-11 CPU, 32kw of RAM and two SLU cards. Using PDP11GUI > and TU58em emulator. XXDPD2D tape image loads and runs properly with > this configuration and the standard boot loader. > > Based on the instructions on Malcom Macleod’s site, I prepared an RT-11 > TU58-target tape image from the base RK05 image from the SIMH > distribution. The key incantation is: > > COPY/BOOT:DD RK0:RT11SJ.SYS RK0: > > What this should do is make the disk image bootable as a TU58 image. > > Next, I fired-up TU58em, loaded the boot loader into the H11 and ran it. > Here’s the log from TU58: > > D:\DEC>tu58em -v -p 3 -s 9600 -w rtv4_dd.dsk >>log.txt > info: unit 0 rw file 'rtv4_dd.dsk' > info: serial port 3 at 9600 baud > info: TU58 emulation start > info: R restart, S toggle send init, V toggle verbose, D toggle debug, Q quit > info: emulator started > info: boot unit=0 blk=0x0000 cnt=0x0200 > info: read unit=0 sw=0x00 mod=0x00 blk=0x0002 cnt=0x0800 > info: read unit=0 sw=0x00 mod=0x00 blk=0x0006 cnt=0x0400 > info: read unit=0 sw=0x00 mod=0x00 blk=0x0008 cnt=0x0400 > info: read unit=0 sw=0x00 mod=0x00 blk=0x000A cnt=0x0400 > info: read unit=0 sw=0x00 mod=0x00 blk=0x000C cnt=0x0400 > info: read unit=0 sw=0x00 mod=0x00 blk=0x0134 cnt=0x0A00 > info: read unit=0 sw=0x00 mod=0x00 blk=0x0085 cnt=0x0132 > info: read unit=0 sw=0x00 mod=0x00 blk=0x0086 cnt=0x3CC8 > > At this point, the RUN LED goes off and the system halts. It looks like the > boot loader is loading and running the second-level loader on the tape, but > something happens after that. Not sure where to go from here. > > Thanks all! > > Rich > > -- > Rich Cini > Collector of Classic Computers > Build Master and lead engineer, Altair32 Emulator > http://www.classiccmp.org/cini > http://www.classiccmp.org/altair32
