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Date:      Sun, 19 Dec 1999 00:05:28 +1100 (EST)
From:      Bruce Evans <bde@zeta.org.au>
To:        Takahashi Yoshihiro <nyan@wyvern.cc.kogakuin.ac.jp>
Cc:        marcel@scc.nl, msmith@FreeBSD.ORG, current@FreeBSD.ORG
Subject:   Re: make world is failed on pc98
Message-ID:  <Pine.BSF.4.10.9912182336160.4209-100000@alphplex.bde.org>
In-Reply-To: <19991212221111Q.nyan@dd.catv.ne.jp>

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On Sun, 12 Dec 1999, Takahashi Yoshihiro wrote:

> The 'loader' program is only transplanted for pc98. The boot2
> (sys/boot/pc98/boot2) is the mostly same as the old biosboot
> (sys/pc98/boot/biosboot) .
> 
> > boot2 is already capable of loading ELF, right?
> 
> No.

I use a modified version of biosboot which is capable of loading ELF.
biosboot has many improvements on i386/boot2.  E.g., its C source
files actually have comments apart from copyrights.

> > Isn't it therefore enough to just compile boot2 as ELF?
> 
> No.
> 
> > In other words, what are the problems?
> 
> We need to transplant the new boot2 (sys/boot/i386/boot2) to pc98 to
> compile as ELF.

I think you only need to compile it to ELF and maybe use btxld instead
of dd to strip the headers.  It can then load `loader'.

Bruce



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