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Ip=[103.225.21.115]; Helo=[exchange.superglobalmegacorp.local] X-MS-Exchange-CrossTenant-AuthSource: PU1APC01FT045.eop-APC01.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PU1PR02MB2524 Subject: Re: [TUHS] A/UX [was Linux is on-topic] X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: The Eunuchs Hysterical Society Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" ------=_Part_4350_1319850629.1595389828510 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable =20 =20 =20 =20 =09 =09MachTen runs as a background accessory on MacOS. =C2=A0Apparently it= =E2=80=99ll turn on mmu protection if you have one. But you are still able to run macOS software just fine. A/UX boots macOS, then loads a loader app that takes over the machine and b= oots the kernel. =C2=A0The emulator Shoebill =E2=80=9Ccheats=E2=80=9D and r= eads the kernel from the UFS disk directly and jumps to that. =09 =09Previous (the emulator) runs all the versions of nextstep for the 68= k machines but also supports the true colour card, along with i860 emulatio= n. It=E2=80=99s pretty impressive what can be done with processors in the mult= iple GHz range with megabytes of l2/l3 cache. =20 =20 From: TUHS on behalf of Clem Cole Sent: Monday, July 20, 2020 10:30 PM To: Aharon Robbins Cc: The Eunuchs Hysterical Society Subject: Re: [TUHS] A/UX [was Linux is on-topic]=C2=A0 On Mon, Jul 20, 2020 at 4:49 AM wrote: Other interesting bits for the Mac to maybe recover would be Mach Ten, which ran Mach on top of regular MacOS. (Talk about inverted pyramids...) Interesting (not sure I would say 'cool').=C2=A0=C2=A0I saw running it once= next to NeXT Cube when I was visiting=C2=A0some friends in the Mach group = at CMU=C2=A0at some point. I had always been under the impression it just u= sed MacOS 7 to load it and then took over the system.=C2=A0 But I never ran= 'under it' as it were.=C2=A0 There was also a Mach/Linux that I think ran on the Mac at some point.I thi= nk I remember seeing that announced.=C2=A0 ------=_Part_4350_1319850629.1595389828510 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable
=20 =20 =20
=09 =09
MachTen runs as a background accessory on MacOS. &n= bsp;Apparently it=E2=80=99ll turn on mmu protection if you have one.
<= div dir=3D"ltr">
But you are still able to run ma= cOS software just fine.

A/= UX boots macOS, then loads a loader app that takes over the machine and boo= ts the kernel.  The emulator Shoebill =E2=80=9Ccheats=E2=80=9D and rea= ds the kernel from the UFS disk directly and jumps to that.
=09

=09
Previous (the emulator) r= uns all the versions of nextstep for the 68k machines but also supports the= true colour card, along with i860 emulation.

It= =E2=80=99s pretty impressive what can be done with processors in the multip= le GHz range with megabytes of l2/l3 cache.


<= /div>
=20
From: TUHS <tuhs-bounces@minnie.tuhs.org> on behalf of C= lem Cole <clemc@ccc.com>
Sent: Monday, July 20, 2020 10:30 = PM
To: Aharon Robbins
Cc: The Eunuchs Hysterical Societ= y
Subject: Re: [TUHS] A/UX [was Linux is on-topic]
 


On Mon,= Jul 20, 2020 at 4:49 AM <arnold@sk= eeve.com> wrote:
Other interesting bits for the Mac to maybe recover wo= uld be Mach Ten,
which ran Mach on top of regular MacOS. (Talk about inverted pyramids...)
Interesting (not sure I would say 'cool').  <= font color=3D"#0000ff" data-ogsc=3D"" style=3D"">I saw running i= t once next to NeXT Cube when I was visiti= ng some friends in the Mach group at CMU at some= point. I had always been under t= he impression it just used MacOS 7 to load it and then took over the system= .  But I never ran 'under it' as it were. 
There was also a Mach/Linux that I think ran on the Mac at some point.
I= think I remember seeing that announced. 
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