From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Stefan Roese <sr@denx.de>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: [PATCH 5/6] PowerPC 440EPx: Sequoia board support
Date: Fri, 03 Aug 2007 22:35:36 +1000 [thread overview]
Message-ID: <1186144536.5981.5.camel@gruick> (raw)
In-Reply-To: <200708031425.19475.sr@denx.de>
> Depends on interpretation. IIRC currently the same die is used for 440EPx and
> 440GRx. I could be wrong here though and it is just a bug in the chip. But
> anyway we should support this somehow. Could be that I missed this in the
> current 440GRx (Rainier) arch/ppc support too. I have to admit, that no
> clever solution comes to my mind right away though.
We can always come up with some kind of runtime detection, by turning on
MSR:FP, issuing an fp instruction and catching the illegal instruction
fault if any :-)
Ben.
next prev parent reply other threads:[~2007-08-03 12:35 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-30 15:16 [PATCH 5/6] PowerPC 440EPx: Sequoia board support Valentine Barshak
2007-08-01 2:15 ` David Gibson
2007-08-01 5:01 ` Segher Boessenkool
2007-08-01 5:05 ` David Gibson
2007-08-02 20:32 ` Josh Boyer
2007-08-03 8:39 ` Kumar Gala
2007-08-03 12:57 ` Josh Boyer
2007-08-02 20:34 ` Josh Boyer
2007-08-03 6:44 ` Stefan Roese
2007-08-03 11:36 ` Valentine Barshak
2007-08-03 12:25 ` Stefan Roese
2007-08-03 12:35 ` Benjamin Herrenschmidt [this message]
2007-10-05 18:36 ` Valentine Barshak
2007-10-05 22:17 ` Benjamin Herrenschmidt
2007-08-03 11:20 ` Valentine Barshak
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