From: Clem Cole <clemc@ccc.com>
To: Ronald Natalie <ron@ronnatalie.com>
Cc: The Eunuchs Hysterical Society <tuhs@tuhs.org>
Subject: Re: [TUHS] Upgrading from 11/40 to 11/45 in Unix v6
Date: Mon, 31 Dec 2018 10:53:53 -0500 [thread overview]
Message-ID: <CAC20D2NeE4RM0MhfdoNvytZii_vvdEiZvRjW3FewS4XJj2j2Lw@mail.gmail.com> (raw)
In-Reply-To: <224401d4a11a$3c30a6b0$b491f410$@ronnatalie.com>
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On Mon, Dec 31, 2018 at 10:05 AM <ron@ronnatalie.com> wrote:
> Yep, and notwithstanding split I/D, we switched to -n (410 magic)
> read-only code space.
>
Agreed, that was pretty standard and used the sticky bit as needed. IIRC
this was to help sharing, but I admit those bits in my brain had not been
refreshed in years.
> Of course, the kludge nargs() function didn’t work at all in split-I/D
> mode unless you made a hack to the processor to change the behavior of MFPI.
>
Ah yes, I've forgotten that hack. Does simh or any of the other
simulators support it? It would need to be an option of course.
>
>
ᐧ
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next prev parent reply other threads:[~2018-12-31 15:55 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-31 2:25 Will Senn
2018-12-31 2:43 ` Clem cole
2018-12-31 3:31 ` Will Senn
2018-12-31 14:55 ` Clem Cole
2018-12-31 15:05 ` ron
2018-12-31 15:53 ` Clem Cole [this message]
2018-12-31 17:30 ` ron
2018-12-31 18:20 ` Paul Winalski
2018-12-31 23:36 ` [TUHS] Useful Unix tools + Usenix tapes Warren Toomey
2019-01-01 1:30 ` Clem cole
2019-01-01 1:58 ` Clem cole
2019-01-01 2:00 ` Clem cole
2019-01-01 2:08 ` Nigel Williams
2019-01-01 2:17 ` Warren Toomey
2019-01-01 8:18 ` Warren Toomey
2018-12-31 2:47 ` [TUHS] Upgrading from 11/40 to 11/45 in Unix v6 Clem cole
2018-12-31 3:08 ` Will Senn
2018-12-31 3:15 ` Clem cole
2018-12-31 6:51 Noel Chiappa
2018-12-31 15:06 ` Will Senn
2018-12-31 15:50 ` Clem Cole
2018-12-31 15:53 ` Warner Losh
2018-12-31 15:59 ` Clem Cole
2019-01-01 1:56 ` Eric Allman
2018-12-31 17:20 Noel Chiappa
2018-12-31 18:38 Noel Chiappa
2018-12-31 20:06 ` Warner Losh
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