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Date: Thu, 28 Jun 2012 18:00:25 +0200
Message-ID: <CACRpkdagTWL6=yGzrirPLCiKybXUvdRo-sjP7SdGVafFL8EYhA@mail.gmail.com>
Subject: Re: [PATCH 08/15] ARM: etm: Support multiple ETMs/PTMs.
From: Linus Walleij <linus.walleij@linaro.org>
To: John Stultz <john.stultz@linaro.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
        =?ISO-8859-1?Q?Arve_Hj=F8nnev=E5g?= <arve@android.com>,
        Russell King <linux@arm.linux.org.uk>,
        Paul Gortmaker <paul.gortmaker@windriver.com>,
        Alexander Shishkin <alexander.shishkin@linux.intel.com>
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On Thu, Jun 21, 2012 at 12:47 AM, John Stultz <john.stultz@linaro.org> wrote:

> From: Arve Hj?nnev?g <arve@android.com>
>
> If more than one ETM or PTM are present, configure all of them
> and enable the formatter in the ETB. This allows tracing on dual
> core systems (e.g. omap4).
>
> CC: Russell King <linux@arm.linux.org.uk>
> CC: Paul Gortmaker <paul.gortmaker@windriver.com>
> CC: Alexander Shishkin <alexander.shishkin@linux.intel.com>
> Acked-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
> Signed-off-by: Arve Hj?nnev?g <arve@android.com>
> Signed-off-by: John Stultz <john.stultz@linaro.org>

Acked-by: Linus Walleij <linus.walleij@linaro.org>

> @@ -753,6 +827,10 @@ static struct amba_id etm_ids[] = {
> ? ? ? ? ? ? ? ?.id ? ? = 0x0003b921,
> ? ? ? ? ? ? ? ?.mask ? = 0x0007ffff,
> ? ? ? ?},
> + ? ? ? {
> + ? ? ? ? ? ? ? .id ? ? = 0x0003b950,
> + ? ? ? ? ? ? ? .mask ? = 0x0007ffff,
> + ? ? ? },

Add some blurb to the commit that there is a newer version of the
ETM called PTM that has this ID (or whatever that thing is, I suspect
that's the ID of a PTM?)

Yours,
Linus Walleij
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