From: David Daney <ddaney@avtrex.com>
To: Matej Kupljen <matej.kupljen@ultra.si>
Cc: linux-mips@linux-mips.org
Subject: Re: Where is op_model_mipsxx.c ?
Date: Tue, 25 Oct 2005 08:01:31 -0700 [thread overview]
Message-ID: <435E48CB.6040607@avtrex.com> (raw)
In-Reply-To: <1130239559.25742.19.camel@localhost.localdomain>
Matej Kupljen wrote:
> Hi
>
>
>>I've got oprofile support for MIPS32 / MIPS64 style counters in the queue.
>>It still needs some debugging to become actually useful but anyway, I'm
>>going to check those patches into git in a few minutes.
>
>
> Can these be used on the AMD AU1200 core?
> (I don't see Register 25 on Coprocessor 0)
>
> If OProfile cannot be used, what can I use to profile the kernel?
>
If there are no performance counters, OProfile can still use the system
timer to take samples each clock tick. This is the way I am using it.
To use it in this manner you have to hack up the code a bit so that the
return value of oprofile_arch_init() (in oprofile/common.c) is -ENODEV.
David Daney.
next prev parent reply other threads:[~2005-10-26 9:13 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-10-05 4:11 Where is op_model_mipsxx.c ? David Daney
2005-10-05 10:44 ` Ralf Baechle
2005-10-25 11:25 ` Matej Kupljen
2005-10-25 15:01 ` David Daney [this message]
2005-10-26 6:35 ` Matej Kupljen
2005-10-26 12:15 ` Ralf Baechle
2005-10-07 18:13 ` Mike C. Ward
2005-10-07 18:13 ` Mike C. Ward
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