[Simh] XXDP v2

Mattis Lind mattislind at gmail.com
Wed Dec 30 18:10:45 EST 2015


2015-12-30 22:59 GMT+01:00 Bob Supnik <bob at supnik.org>:

> The "2.2" image on ibibilio is actually XXDP+, the "V1" monitor. It runs
> everything, including the 11/03 and 11/23 with BEVENT enabled.


No it does not run with BEVENT enabled. At least not the DU monitor. I just
tried here:

localhost:BIN mattislind$ ./pdp11

PDP-11 simulator V4.0-0 Beta        git commit id: ea4d9a16
sim> attach rq0 ./xxdp-plus-du.dsk
sim> set cpu 11/03
sim> b rq0


CHMDUA0 XXDP+ DU MONITOR
BOOTED VIA UNIT 0
28K
HALT instruction, PC: 000104 (JMP SP)
sim> set cpu 11/23
sim> b rq0


CHMDUA0 XXDP+ DU MONITOR
BOOTED VIA UNIT 0
28K
DOES THIS SYSTEM HAVE A UNIBUS? (Y/N CR=Y) N
NON-UNIBUS SYSTEM

ENTER DATE (DD-MMM-YY):

RESTART ADDR: 15201
HALT instruction, PC: 000104 (JMP SP)
sim>


The DL monitor is different from the DU monitor. The DL monitor can be run
with BEVENT enabled but not the DU monitor. No idea why.

/Mattis

>
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