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From: Mike Frysinger <vapier@gentoo.org>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] mtest: Disable dcache during test
Date: Fri, 10 Aug 2012 23:18:45 -0400	[thread overview]
Message-ID: <201208102318.46671.vapier@gentoo.org> (raw)
In-Reply-To: <1902435786.2282282.1344626175261.JavaMail.root@advansee.com>

On Friday 10 August 2012 15:16:15 Beno?t Th?baudeau wrote:
> mtest is supposed to test many types of memory accesses in many different
> conditions. If dcache is enabled, memory accesses are likely bursts, and
> some memory accesses are simply skipped. Hence, dcache should be disabled
> during mtest operation so that what mtest actually tests is not masked by
> dcache.

if you want dcache disabled, then why don't you run `dcache off` first ?  i 
think it's useful to be able to do both, and forcing it one way is wrong.

thus, NAK from me.
-mike
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  reply	other threads:[~2012-08-11  3:18 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-10 19:16 [U-Boot] [PATCH] mtest: Disable dcache during test Benoît Thébaudeau
2012-08-11  3:18 ` Mike Frysinger [this message]
2012-08-11 14:17   ` Benoît Thébaudeau
2012-08-11 17:50     ` Mike Frysinger
2012-08-11 18:49       ` Benoît Thébaudeau
2012-09-02 16:30     ` Wolfgang Denk
2012-09-03 14:25       ` Benoît Thébaudeau
2012-09-03 16:50         ` Albert ARIBAUD
2012-09-03 21:14           ` Benoît Thébaudeau
2012-09-03 23:30             ` Graeme Russ
2012-09-04  6:41               ` Wolfgang Denk
2012-09-04  6:43                 ` Graeme Russ
2012-09-04  7:23         ` Wolfgang Denk
     [not found] <CANYL96C2=fYHoTAp0SQird-Yz1W2JPq22U=3q4ZFKgwomXxODA@mail.gmail.com>
2012-08-11 20:05 ` Benoît Thébaudeau
2012-08-11 20:15   ` Mike Frysinger
2012-08-11 20:25     ` Benoît Thébaudeau
2012-08-14  6:27     ` Albert ARIBAUD

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