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Date:      Thu, 8 Sep 2011 15:48:19 -0700
From:      Peter Wemm <peter@wemm.org>
To:        Peter Grehan <grehan@freebsd.org>
Cc:        "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org>, Andrew Duane <aduane@juniper.net>, "freebsd-arch@freebsd.org" <freebsd-arch@freebsd.org>
Subject:   Re: Soliciting opinions on an extension of the bootinfo structure
Message-ID:  <CAGE5yCr1x2NB1pHYg6qPQPxFvWYA8bMus3gqM3nYkPCVbEpv8w@mail.gmail.com>
In-Reply-To: <4E6940D3.4070801@freebsd.org>
References:  <AC6674AB7BC78549BB231821ABF7A9AEB748F9A329@EMBX01-WF.jnpr.net> <4E6940D3.4070801@freebsd.org>

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On Thu, Sep 8, 2011 at 3:25 PM, Peter Grehan <grehan@freebsd.org> wrote:
>> I'm proposing an extension framework for the bootinfo structure used
>> to pass information from the bootstrap/loader to the kernel. Although
>> I'm only proposing this for the MIPS bootinfo, it's completely
>> applicable to any of them.
>>
>> What I propose is adding an optional platform extension structure:
>> bootinfo_pext, surrounded by #ifdef BOOTINFO_PEXT
>
> =A0Any reason not to put the vendor bits into another piece of loader met=
adata
> ? That seems the extensible way to add additional info from the loader,
> rather than extending bootinfo (as was the case pre-loader days).
>
> later,

It sounds like they're not using loader, which is probably a
reasonable thing for their environment.

--=20
Peter Wemm - peter@wemm.org; peter@FreeBSD.org; peter@yahoo-inc.com; KI6FJV
"All of this is for nothing if we don't go to the stars" - JMS/B5
"If Java had true garbage collection, most programs would delete
themselves upon execution." -- Robert Sewell



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