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Wed, 24 Feb 2021 13:49:51 -0800 (PST) MIME-Version: 1.0 References: <16140646610.c6B80.99174@composer.9fans.topicbox.com> In-Reply-To: <16140646610.c6B80.99174@composer.9fans.topicbox.com> From: Skip Tavakkolian Date: Wed, 24 Feb 2021 13:49:40 -0800 Message-ID: Subject: Re: [9fans] 2c/2l make sense, but why 1c/1l? To: 9fans <9fans@9fans.net> Content-Type: multipart/alternative; boundary="000000000000bc06c705bc1c03f5" Topicbox-Policy-Reasoning: allow: sender is a member Topicbox-Message-UUID: 3d80b48a-76ea-11eb-8233-80e7ded84a66 Archived-At: =?UTF-8?B?PGh0dHBzOi8vOWZhbnMudG9waWNib3guY29tL2dyb3Vwcy85?= =?UTF-8?B?ZmFucy9UZjM0NDc1ZjFiYjY5Njc0YS1NYTI1YzY3MWU2MTlkOGEwNTdkODJj?= =?UTF-8?B?NTkxPg==?= List-Help: List-Id: "9fans" <9fans.9fans.net> List-Post: List-Software: Topicbox v0 List-Subscribe: Precedence: list Reply-To: 9fans <9fans@9fans.net> Content-Transfer-Encoding: 7bit List-Unsubscribe: , Topicbox-Delivery-ID: 2:9fans:437d30aa-c441-11e9-8a57-d036212d11b0:522be890-2105-11eb-b15e-8d699134e1fa:Ma25c671e619d8a057d82c591:1:UC_kNCd5-G5mHMSfyYKe_iZoUsnTsieXcR8FANQB9yc --000000000000bc06c705bc1c03f5 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable I am speculating that it was to support compiling code for a version of the Blit. 630MTG used 68000 and DMD5620 used AT&T WE3210. gnot used the 68020. On Mon, Feb 22, 2021 at 11:18 PM wrote: > Hello, > > I'm wondering about the history of the 68000 compiler/tools. Support for > the 68020 makes sense, it had an MMU, but 68000 did not. And it had some > design flaws that prevented it from working correctly with the external > MMU, the 68451. So why does/did Plan 9 have a 68000 compiler? Did Plan 9 > ever run on an MMU-less 68000? > > thx. > *9fans * / 9fans / see discussions > + participants > + delivery options > Permalink > > ------------------------------------------ 9fans: 9fans Permalink: https://9fans.topicbox.com/groups/9fans/Tf34475f1bb69674a-Ma25c6= 71e619d8a057d82c591 Delivery options: https://9fans.topicbox.com/groups/9fans/subscription --000000000000bc06c705bc1c03f5 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
I am speculating that it was to support compil= ing code for a version of the Blit. 630MTG used 68000 and DMD5620 used AT&a= mp;T WE3210.
gnot used the 68020.


On= Mon, Feb 22, 2021 at 11:18 PM <r= t9f.3141@gmail.com> wrote:
Hello,

I'm wondering about the history of the 68000 compiler/tools.  Su= pport for the 68020 makes sense, it had an MMU, but 68000 did not.  An= d it had some design flaws that prevented it from working correctly with th= e external MMU, the 68451.  So why does/did Plan 9 have a 68000 compil= er?  Did Plan 9 ever run on an MMU-less 68000?

<= /div>
thx.
= --000000000000bc06c705bc1c03f5--