[its-hackers] Fwd: [PDP-10/its] Use the CH11 Chaosnet address (#2038)
bjorn at victor.se
Wed Jun 23 17:02:15 CEST 2021
I've always done it the way described in
klh10/run/ksits/pubits/doc/distrib.its. I find it convenient, e.g since
the ITS can autostart without having to type "its" and $G. (I also only
do the procedure once in a blue moon.)
On 2021-06-23 16:32, Eric Swenson wrote:
> Hi Björn,
> I noticed that you referenced “copying [the ITS binary] to the host
> and converting the format” when preparing a new ITS for use with
> KLH10. I’ve always wondered why this is done, or why this is a good
> thing. When I use KLH10 (the only simulator for 10s that I use), I
> always just load DSKDMP from the host (yes, transferred and
> converted), but since it doesn’t change much, that transferring and
> converting happens once in a blue moon. I never load ITS from the
> host. I always use DSKDMP to load the latest ITS from the ITS file
> system. I can keep multiple ITS binaries there (ITS, OITS, NITS, etc),
> and simply pick the one I want to run from DSKDMP.
> So I’ve never seen the value of actually transferring a new ITS to the
> host, converting it, and loading it directly into KLH10.
> -- Eric
> Begin forwarded message:
>> *From:* Björn Victor <notifications at github.com>
>> *Date:* June 22, 2021 at 02:39:27 PDT
>> *To:* PDP-10/its <its at noreply.github.com>
>> *Cc:* Subscribed <subscribed at noreply.github.com>
>> *Subject:* *[PDP-10/its] Use the CH11 Chaosnet address (#2038)*
>> *Reply-To:* PDP-10/its
>> <reply+AAGT4Y36MZMHPHPFH5Q46FN63WIM7EVBNHHDOQLX64 at reply.github.com>
>> Use the Chaosnet address reported by the CH11 device at boot time
>> (e.g. as configured in klh10), rather than the statically defined one.
>> This makes it easier to change a system's address (e.g. for joining
>> the Global Chaosnet). Rather than recompiling ITS, copying it to the
>> host, converting the format, and dumping a new @.its (as described in
>> distrib.its), you just need to change the klh10 init file (the myaddr
>> parameter of the ch11 devdef).
>> I have only tried this in klh10, but if the CH11 is properly
>> implemented it should also work in other systems.
>> This patch only handles the CH11 device, but it seems the CH10 device
>> also supports reading its address, so someone could fix that.
>> (This also may open the possibility of using dynamically allocated
>> Chaosnet addresses in the future.)
>> The H3TEXT file will still need changes, but it is easily editable,
>> and there is DNS to the rescue...
>> You can view, comment on, or merge this pull request online at:
>> Commit Summary
>> * Use CH11 address
>> File Changes
>> * *M* src/system/chaos.289
>> * *M* src/system/its.1650
>> Patch Links:
>> * https://github.com/PDP-10/its/pull/2038.patch
>> * https://github.com/PDP-10/its/pull/2038.diff
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