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From: Benjamin Herrenschmidt <bh40@calva.net>
To: <guillaume.laures@noos.fr>, <mlan@cpu.lu>
Cc: <linuxppc-dev@lists.linuxppc.org>
Subject: Re: Trying to enable backside on a G4
Date: Sun, 9 Jul 2000 22:34:37 +0200	[thread overview]
Message-ID: <20000709203437.29766@192.168.1.10> (raw)
In-Reply-To: <3968A9E4.256BDDBA@noos.fr>


>
>So I attached a correct (I think) user-space script called L2BS_enable.sh
>which I'm going to
>propagate on linuxppc-users, tell me what you think about. I will try to
>work on kernel space then.
>
>I'm just unsure of the behaviour of :
>while test 1 = $((`cat /proc/sys/kernel/l2cr | awk -F : '{print
>$1}'`&0x00000001)); do wait; done

I'd rather fix the kernel code. The set_L2CR function in the kernel is
supposed to already handle all that work of waiting for the cache,
invalidating, etc...

Ben.

** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/

  reply	other threads:[~2000-07-09 20:34 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2000-07-07 23:50 Trying to enable backside on a G4 Guillaume Laurès
2000-07-08  6:15 ` Michel Lanners
2000-07-08 11:40   ` Guillaume Laurès
2000-07-08 17:24     ` Michel Lanners
2000-07-09 16:35       ` Guillaume Laurès
2000-07-09 20:34         ` Benjamin Herrenschmidt [this message]
2000-07-10 22:17           ` Michel Lanners

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