Date: Sun, 13 Oct 2002 21:41:20 -0700 From: Juli Mallett <jmallett@FreeBSD.org> To: "M. Warner Losh" <imp@bsdimp.com> Cc: jake@locore.ca, perforce@FreeBSD.ORG Subject: Re: PERFORCE change 19167 for review Message-ID: <20021013214120.A38506@FreeBSD.org> In-Reply-To: <20021013.223108.30260344.imp@bsdimp.com>; from imp@bsdimp.com on Sun, Oct 13, 2002 at 10:31:08PM -0600 References: <20021012200435.D17643@locore.ca> <20021012.202508.121567815.imp@bsdimp.com> <20021012192858.A40288@FreeBSD.org> <20021013.223108.30260344.imp@bsdimp.com>
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* De: "M. Warner Losh" <imp@bsdimp.com> [ Data: 2002-10-13 ]
[ Subjecte: Re: PERFORCE change 19167 for review ]
> In message: <20021012192858.A40288@FreeBSD.org>
> Juli Mallett <jmallett@FreeBSD.ORG> writes:
> : * De: "M. Warner Losh" <imp@bsdimp.com> [ Data: 2002-10-12 ]
> : [ Subjecte: Re: PERFORCE change 19167 for review ]
> : > In message: <20021012200435.D17643@locore.ca>
> : > Jake Burkholder <jake@locore.ca> writes:
> : > : Its often easier to just write a program that converts a binary from
> : > : elf to <insert wierd format>. We do this for sparc64 where the prom
> : > : wants an a.out binary (elf2aout), and I'm pretty sure for alpha which
> : > : might actually use COFF (elf2exe).
> : >
> : > Actually, objcopy does that fairly well in most cases. And we (or
> : > NetBSD) already has an elf2coff and an elf2aout. I think that NetBSD
> : > is migrating to the former, but I can't be 100% sure. I gotta get my
> : > NetBSD arc box up and running since it requires ECOFF of a weird
> : > flavor to boot...
> :
> : Much like some older flavors of SGI :/
> :
> : I think you mean XCOFF? That's what some early OFW Macs use, and I seem
> : to recall having a discussion with Benno about an elf2xcoff. I was
> : never able to find adequate docs of the differences between {e,}coff
> : and xcoff to give it a go :/
> :
> : And yeah, objcopy should be enough, I'd forgotten about that.
>
> No, I'm sure I mean ECOFF. There's about 3 different minor variants
> as to magic number and such. The magic numbers for the ECOFF are
> listed in the ECOFF O'Reilly book I have...
Oh, ok. I wasn't aware of the minor variants. Is that book still in
print?
--
Juli Mallett <jmallett@FreeBSD.org> | FreeBSD: The Power To Serve
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