From: shawnguo@kernel.org (Shawn Guo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 1/1] ARM: dts: imx7d: add cortex-a7 coresight component
Date: Mon, 13 Jul 2015 22:07:44 +0800 [thread overview]
Message-ID: <20150713140744.GS23464@tiger> (raw)
In-Reply-To: <1435676291-27720-1-git-send-email-Frank.Li@freescale.com>
On Tue, Jun 30, 2015 at 10:58:11PM +0800, Frank.Li at freescale.com wrote:
> From: Frank Li <Frank.Li@freescale.com>
>
> Added etm, etb, funnel and replicator
>
> usage example:
>
> echo 1 >/sys/bus/coresight/devices/30086000.etr/enable_sink
> echo 1 >/sys/bus/coresight/devices/3007c000.etm/enable_source
>
> coresight-tmc 30086000.etr: TMC enabled
> coresight-replicator replicator.1: REPLICATOR enabled
> coresight-tmc 30084000.tmc: TMC enabled
> coresight-funnel 30083000.funnel: FUNNEL inport 0 enabled
> coresight-funnel 30041000.funnel: FUNNEL inport 0 enabled
> coresight-etm3x 3007c000.etm: ETM tracing enabled
>
> etm enable here.
> trace data save at /dev/30086000.etr
>
> cat /dev/30086000.etr > trace.data
>
> coresight-tmc 30086000.etr: TMC read start
> coresight-tmc 30086000.etr: TMC read end
>
> use ptm2human(https://github.com/hwangcc23/ptm2human) to show trace data
>
> ptm2human -i trace.data
>
> Signed-off-by: Frank Li <Frank.Li@freescale.com>
Mathieu gave his ACK on your v2 of the patch. You should add his ACK on
v3. Applied with Mathieu's ACK added.
Shawn
prev parent reply other threads:[~2015-07-13 14:07 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-30 14:58 [PATCH v3 1/1] ARM: dts: imx7d: add cortex-a7 coresight component Frank.Li at freescale.com
2015-07-08 15:49 ` Zhi Li
2015-07-13 14:07 ` Shawn Guo [this message]
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