*BSD News Article 52933


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From: ucacbey@ucl.ac.uk (Benjamin Yeo)
Subject: Re: BSD UNIX on a PowerMac??
Sender: news@ucl.ac.uk (Usenet News System)
Message-ID: <ucacbey-1210951044170001@mac-141.ucl-32.bcc.ac.uk>
Date: Thu, 12 Oct 1995 10:44:17 GMT
References: <DEr9vL.vA@yedi.iaf.nl> <Mark_Cookson-1909951051180001@mac1002.kip.apple.com> <caradoc-2209951549440001@ppp-236-111.neta.com> <erik-2609950903080001@192.0.2.1> <44cnda$msf@murrow.corp.sgi <44idbi$a52@park.uvsc.edu> <44msfr$1bd6@hearst.cac.psu.edu>
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In article <44msfr$1bd6@hearst.cac.psu.edu>, emb121 (Eric Bennett) wrote:

> In article <44idbi$a52@park.uvsc.edu>
> Terry Lambert <terry@cs.weber.edu> writes:
> 
> > The other problem is that the Mac word order is inverted, so you
> > have to write the UNIX "wrong" to use those routines (or take an
> > endian switch hit each time you do).
> 
> From the Linux/PowerPC FAQ:
> 
> ========================================================================
> =============
> Is Linux/PowerPC little or big endian ? 
> 
> Big. PowerPCs take their instructions big end first, but can be set to
> take their data either way. Set for little-endian data, a PowerPC slows
> down about 3% (this number is unconfirmed). Linux/PowerPC is big-endian
> for the following reasons: 
> 
> 1) The PowerMac operating system is big-endian; 
> 2) AIX, the IBM POWER/PowerPC operating system, is big-endian; 
> 3) Net-order is big-endian; 
> 4) It is a physical fact, like gravity, that big-endian is The Right
> Way. 
> ========================================================================
> =============
> 
> Does this make Linux/PPC and AIX "wrong?" :)  Anybody know of the 68030
> Mac port of
> BSD is also big-endian?
> 
> 
> -Eric Bennett (ericb@psu.edu)
> 
> Drawing on my fine command of the language, I said nothing.
> -Robert Benchley
> ========================================================================
> =============
>
> Just to enquire, how can I find an ftp site for the BSD 68k Mac port? And 
> also, does Linux 68k for the Mac exist? If so, where?