From: "Gleb O. Raiko" <raiko@niisi.msk.ru>
To: Thiemo Seufer <ica2_ts@csv.ica.uni-stuttgart.de>
Cc: linux-mips@oss.sgi.com
Subject: Re: sti() does not work.
Date: Wed, 04 Jul 2001 16:23:34 +0400 [thread overview]
Message-ID: <3B430AC6.6F8F6DD1@niisi.msk.ru> (raw)
In-Reply-To: 20010704122329.B30713@rembrandt.csv.ica.uni-stuttgart.de
Thiemo Seufer wrote:
> > extern __inline__ void __sti(void)
> > {
> > __asm__ __volatile__(
> > ".set\tnoreorder\n\t"
> > ".set\tnoat\n\t"
> > "mfc0\t$1,$12\n\t"
> > "ori\t$1,0x1f\n\t"
> > "xori\t$1,0x1e\n\t"
> > "mtc0\t$1,$12\n\t" /* <----- problem here
> > ! */
>
> Here should follow some nop's on a MIPS I system to make sure $12
> is written (why is noreorder used here?).
>
Support for r3k in 2.2 is broken for a long time. Use 2.4 instead.
Regards,
Gleb.
next prev parent reply other threads:[~2001-07-04 12:22 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-07-03 22:48 sti() does not work Steven Liu
2001-07-03 22:48 ` Steven Liu
2001-07-04 10:23 ` Thiemo Seufer
2001-07-04 12:23 ` Gleb O. Raiko [this message]
2001-07-04 13:26 ` Ralf Baechle
2001-07-05 11:35 ` Maciej W. Rozycki
2001-07-13 11:35 ` Ralf Baechle
2001-07-13 14:01 ` Maciej W. Rozycki
2001-07-14 11:04 ` Ralf Baechle
2001-07-14 11:39 ` Kevin D. Kissell
2001-07-14 11:39 ` Kevin D. Kissell
2001-07-16 12:46 ` Maciej W. Rozycki
2001-07-04 13:29 ` Ralf Baechle
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