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Re: [patch] linux 2.4.5: Export mips_machtype

To: Jun Sun <jsun@mvista.com>
Subject: Re: [patch] linux 2.4.5: Export mips_machtype
From: "Maciej W. Rozycki" <macro@ds2.pg.gda.pl>
Date: Thu, 23 Aug 2001 19:31:46 +0200 (MET DST)
Cc: linux-mips@fnet.fr, linux-mips@oss.sgi.com
In-reply-to: <3B8537C2.E18E5125@mvista.com>
Organization: Technical University of Gdansk
On Thu, 23 Aug 2001, Jun Sun wrote:

> I talked about machine detection a while back.  My idea is following:
> 
> 0. all machines that are *configured* into the image will supply <my>_detect()
> and <my>_setup() functions.
> 
> 1. at MIPS start up, we loop through all <my>_detect(), which returns three
> values, a) run-time detection negative, b) run-time detection positive, and c)
> no run-time detection code, but I return positive because I am configured in.
> 
> 2. the startup code resolves conflicts (which sometimes may panic); and decide
> on one machine.
> 
> 3. then the startup code calls the right <my>_setup() code which will set up
> the mach_type and other stuff. 

 It sounds reasonable.  We may also check the Alpha port for solutions --
it supports multiple dissimilar systems as well.

-- 
+  Maciej W. Rozycki, Technical University of Gdansk, Poland   +
+--------------------------------------------------------------+
+        e-mail: macro@ds2.pg.gda.pl, PGP key available        +

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