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Date: Thu, 21 Nov 1996 08:27:37 +0100
From: "DI. Christian Gusenbauer" <Christian.Gusenbauer@utimaco.co.at>
Organization: Utimaco Safe-Concept
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To: Bruce Evans <bde@zeta.org.au>
CC: Christian.Gusenbauer@safeconcept.utimaco.co.at,
        joerg_wunsch@uriah.heep.sax.de, freebsd-current@freebsd.org
Subject: Re: cdrom boot?
References: <199611201930.GAA18450@godzilla.zeta.org.au>
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Bruce Evans wrote:
> 
> >I tried to port fbsdboot to bcc a year ago. Unfortunately, bcc doesn't
> >understand inline assembler statements (AFAIR)
> 
> Yes it does:
> 
>         int main(argc, argv)
>         int achar **argv;
>         {
>                 int foo;
>                 ;               /* end declarations to get frame allocated */
>         #asm

OK, that's the magic keyword.

>         ; Offsets are relative to sp so they are only easy to use on x86's
>         ; for x >= 3.
>                 mov     ax,_main.argc[sp]
>                 mov     bx,_main.argv[sp]
>                 mov     cx,_main.foo[sp]
>                 mov     dx,1
>                 ...
>         #endasm
>         }
> 
> >and I'm not very familar
> >with the unix assembler.
> 
> It doesn't use "the" unix assembler.

I see.

> 
> >Does bcc support 32bit pointers/addresses (like
> >the 'far' masm statement)?
> 
> No.  It only supports pure tiny and small models.

So I have to generate the 32bit asm 'by hand' using 'db' statements.
How about libraries? Is it possible to link DOS libs and/or obj files?

Christian.

--
Christian Gusenbauer
Christian.Gusenbauer@utimaco.co.at