From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: John Steele Scott <toojays@toojays.net>
Cc: linuxppc-dev list <linuxppc-dev@lists.linuxppc.org>,
Christiaan Welvaart <cjw@daneel.dyndns.org>,
cpufreq@www.linux.org.uk
Subject: Re: [PATCH] cpufreq support for 7447A on 2004 iBooks
Date: Sat, 05 Jun 2004 11:21:14 -0500 [thread overview]
Message-ID: <1086452473.12664.36.camel@gaston> (raw)
In-Reply-To: <200406051846.50718.toojays@toojays.net>
On Sat, 2004-06-05 at 04:15, John Steele Scott wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> Okay, thanks to some tips from Benjamin Herrenschmidt, I now have a patch
> against 2.6.6 which lets you control dynamic frequency scaling on the latest
> model iBook G4. I imagine that this same method would apply to the new
> PowerBooks as well.
I suggest you also look at the latest Darwin code Apple released, more
sepecifically AppleMacRISC2PE. There is some new bits including something
about tweaking a bus delay when changing the frequency on these models.
Ben.
WARNING: multiple messages have this Message-ID (diff)
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: John Steele Scott <toojays@toojays.net>
Cc: linuxppc-dev list <linuxppc-dev@lists.linuxppc.org>,
Christiaan Welvaart <cjw@daneel.dyndns.org>,
cpufreq@www.linux.org.uk
Subject: Re: [PATCH] cpufreq support for 7447A on 2004 iBooks
Date: Sat, 05 Jun 2004 11:21:14 -0500 [thread overview]
Message-ID: <1086452473.12664.36.camel@gaston> (raw)
In-Reply-To: <200406051846.50718.toojays@toojays.net>
On Sat, 2004-06-05 at 04:15, John Steele Scott wrote:
>
> Okay, thanks to some tips from Benjamin Herrenschmidt, I now have a patch
> against 2.6.6 which lets you control dynamic frequency scaling on the latest
> model iBook G4. I imagine that this same method would apply to the new
> PowerBooks as well.
I suggest you also look at the latest Darwin code Apple released, more
sepecifically AppleMacRISC2PE. There is some new bits including something
about tweaking a bus delay when changing the frequency on these models.
Ben.
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2004-06-05 16:21 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-05 9:15 [PATCH] cpufreq support for 7447A on 2004 iBooks John Steele Scott
2004-06-05 9:15 ` John Steele Scott
2004-06-05 12:53 ` John Steele Scott
2004-06-05 12:53 ` John Steele Scott
2004-06-05 16:21 ` Benjamin Herrenschmidt [this message]
2004-06-05 16:21 ` Benjamin Herrenschmidt
2004-06-10 11:34 ` John Steele Scott
2004-06-10 11:34 ` John Steele Scott
2004-06-10 16:12 ` Benjamin Herrenschmidt
2004-06-10 16:12 ` Benjamin Herrenschmidt
2004-06-16 2:34 ` John Steele Scott
2004-06-16 2:34 ` John Steele Scott
2004-06-18 12:02 ` Sebastian Henschel
2004-06-18 15:30 ` Benjamin Herrenschmidt
2004-06-19 3:19 ` John Steele Scott
2004-06-19 4:39 ` Benjamin Herrenschmidt
2004-06-20 11:13 ` John Steele Scott
2004-06-20 16:34 ` Benjamin Herrenschmidt
2004-06-30 13:14 ` Christiaan Welvaart
2004-06-10 8:50 ` Colin LEROY
2004-06-10 8:50 ` Colin LEROY
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