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Re: hal/i386/pc prerelease.

To: ecos-discuss at sourceware dot cygnus dot com
Subject: Re: [ECOS] hal/i386/pc prerelease.
From: Nick Garnett <nickg at cygnus dot co dot uk>
Date: 15 Oct 1999 11:14:27 +0100
DJ-Gateway: from newsgroup cygnus.sourceware.ecos.d
Newsgroups: cygnus.sourceware.ecos.d
Organization: Cygnus Solutions, Cambridge, UK
References: <Pine.BSF.4.05.9910141549090.24768-100000@pru.plasticgrape.com> <otzoxlqbbm.fsf@thinktwice.zoftcorp.dk>

Jesper Skov <jskov@cygnus.co.uk> writes:

> The vectors.S should contain mostly platform neutral code. When
> there's a need for platform specific stuff, it should be handled via
> macros/calls defined by platform files.
> 
> The current i386 HAL is a bit out of shape in this regard. The ARM HAL
> is a better example of how things should be handled for multiple
> platforms.

Even better, look at the MIPS HAL. This is the way all future HALs
will be built, with architecture, variant and platform sub-HALs with
well-defined ways for them to pass information to each other and
override things.

-- 
Nick Garnett           mailto:nickg@cygnus.co.uk
Cygnus Solutions, UK   http://www.cygnus.co.uk

References:
- hal/i386/pc prerelease.
  - From: Patrick O'Grady
- Re: hal/i386/pc prerelease.
  - From: Jesper Skov

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