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From: Kalle Pokki <kalle.pokki@iki.fi>
Cc: linuxppc-embedded@ozlabs.org
Subject: Re: CPM2 early console
Date: Thu, 29 Sep 2005 14:24:07 +0200	[thread overview]
Message-ID: <433BDCE7.2060206@iki.fi> (raw)
In-Reply-To: <433A6E6D.4070403@iki.fi>

Kalle Pokki wrote:

> I guess Linux remaps the RAM as copy-back. But snooping should work 
> with copy-back caches, shouldn't it?

Oh, well. The kernel boots just fine if I add

flags |= _PAGE_WRITETHRU | _PAGE_COHERENT;

in setbat() in arch/ppc/mm/ppc_mmu.c. But this should not depend on this 
kind of a hack, should it?

  reply	other threads:[~2005-09-29 12:24 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-09-22 16:02 CPM2 early console Rune Torgersen
2005-09-22 16:05 ` Kumar Gala
2005-09-23 10:55 ` Kalle Pokki
2005-09-27 14:11   ` Kalle Pokki
2005-09-27 16:39     ` Dan Malek
2005-09-27 20:35       ` Kalle Pokki
2005-09-27 20:48         ` Dan Malek
2005-09-28 10:20           ` Kalle Pokki
2005-09-29 12:24             ` Kalle Pokki [this message]
2005-09-29 12:50               ` Dan Malek
2005-09-30 13:22               ` Alex Zeffertt
2005-09-30 13:42                 ` Alex Zeffertt
2005-09-30 20:16                   ` Kalle Pokki
2005-09-30 13:58                 ` Dan Malek
2005-09-30 20:10                   ` Kalle Pokki
2005-09-30 20:28                     ` Dan Malek
2005-10-01  5:57                       ` Kalle Pokki
2005-10-01  8:24                         ` Roger Larsson
2005-10-02 16:59                         ` Dan Malek
2005-10-03  7:04                           ` Kalle Pokki
2005-10-04  8:13                             ` Kalle Pokki
2005-10-04  9:59                               ` Alex Zeffertt
2005-10-04 10:16                                 ` Kalle Pokki
2005-10-04 16:04                               ` Dan Malek
  -- strict thread matches above, loose matches on Subject: below --
2005-09-22 13:11 Kalle Pokki

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