| To: | Carsten Langgaard <carstenl@mips.com> |
|---|---|
| Subject: | Re: 64-bit and N32 kernel interfaces |
| From: | "Maciej W. Rozycki" <macro@ds2.pg.gda.pl> |
| Date: | Thu, 5 Sep 2002 11:23:33 +0200 (MET DST) |
| Cc: | Ralf Baechle <ralf@linux-mips.org>, linux-mips@linux-mips.org |
| In-reply-to: | <3D76FC6B.C9AA72F3@mips.com> |
| Organization: | Technical University of Gdansk |
| Original-recipient: | rfc822;linux-mips@linux-mips.org |
| Sender: | linux-mips-bounce@linux-mips.org |
On Thu, 5 Sep 2002, Carsten Langgaard wrote: > > The (n)64 versions seem suitable and the o32 ones do not as n32 only > > crops addresses to 32-bit -- data may still be 64-bit (e.g. file position > > pointers). > > Please notice, that a 'long' is 32-bit for n32, so we need to do the same > conversion for a lot of syscalls, as we already do for o32. Any reference? AFAIK, long is 64-bit for n32 and only void * is 32-bit. It doesn't make sense otherwise. -- + Maciej W. Rozycki, Technical University of Gdansk, Poland + +--------------------------------------------------------------+ + e-mail: macro@ds2.pg.gda.pl, PGP key available + |
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