From: Wolfgang Grandegger <wg@domain.hid>
To: rolandtollenaar@domain.hid
Cc: Xenomai-help@domain.hid, EML users <ethercatmaster-users@domain.hid>
Subject: Re: [Xenomai-help] EML conflict with RTCAN? low_level_input framebuilding failed.
Date: Mon, 13 Aug 2007 13:41:56 +0200 [thread overview]
Message-ID: <46C04384.4030805@domain.hid> (raw)
In-Reply-To: <46C02829.9020009@domain.hid>
Roland Tollenaar wrote:
> Hi,
>
> in a 1 ms period task of my xenomai application things work perfectly
> with my BeckHoff devices addressing them via Ethercat with EML until I
> activate rtcan. Then sometimes (not always) I get incessant warnings
> from EML which read:
>
> EC_Telegram:: check_index(): Index field does not correspond with
> received data.
> low_level_input(): framebuilding failed.
>
> The cycle time of the task is not being violated AFAI can see.
>
> In dmesg the following can be found when the conflict occurs
>
> RTnet:rtskb allocation from real-time cache failed.
> Assertion failed! drivers/xenomai/can/rtcan_raw.c: rtcan_tx_push:168
> dev->tx_socket=0 (3) TX skb still in use.
Hm, this is not supposed to happen.
> Can anyone make any suggestions as to what might be the problem here or
> what I could try to look at to establish this?
Can you show the output of /proc/rtcan/devices and /proc/rtcan/sockets
before and after the problem showed up.
Wolfgang.
next prev parent reply other threads:[~2007-08-13 11:41 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-13 9:45 [Xenomai-help] EML conflict with RTCAN? low_level_input framebuilding failed Roland Tollenaar
2007-08-13 11:41 ` Wolfgang Grandegger [this message]
2007-08-13 12:41 ` Roland Tollenaar
2007-08-13 13:03 ` Wolfgang Grandegger
2007-08-13 13:11 ` Roland Tollenaar
2007-08-13 14:00 ` Roland Tollenaar
2007-08-13 14:51 ` [Xenomai-help] [Ethercatmaster-users] " Jan Kiszka
2007-08-13 15:55 ` Roland Tollenaar
2007-08-13 16:57 ` Jan Kiszka
2007-08-13 17:40 ` Roland Tollenaar
2007-08-13 17:57 ` Jan Kiszka
2007-08-13 18:17 ` Roland Tollenaar
2007-08-13 18:30 ` Jan Kiszka
2007-08-14 13:56 ` Roland Tollenaar
2007-08-14 14:47 ` Klaas Gadeyne
2007-08-14 18:03 ` Roland Tollenaar
2007-08-14 19:17 ` Jan Kiszka
2007-08-15 6:11 ` Roland Tollenaar
2007-08-15 8:24 ` Jan Kiszka
2007-08-15 8:37 ` Roland Tollenaar
2007-08-15 9:50 ` Roland Tollenaar
2007-08-15 10:30 ` Wolfgang Grandegger
2007-08-15 10:30 ` Roland Tollenaar
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