netdev - Re: [PATCH net-next-2.6 v2] can: Topcliff: PCH

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Date:	Fri, 19 Nov 2010 16:36:58 +0900
From:	"Tomoya MORINAGA" <tomoya-linux@....okisemi.com>
To:	"Wolfgang Grandegger" <wg@...ndegger.com>
Cc:	"David S. Miller" <davem@...emloft.net>,
	"Wolfram Sang" <w.sang@...gutronix.de>,
	"Christian Pellegrin" <chripell@...e.org>,
	"Barry Song" <21cnbao@...il.com>,
	"Samuel Ortiz" <sameo@...ux.intel.com>,
	<socketcan-core@...ts.berlios.de>, <netdev@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <andrew.chih.howe.khor@...el.com>,
	<qi.wang@...el.com>, <margie.foster@...el.com>,
	<yong.y.wang@...el.com>,
	"Masayuki Ohtake" <masa-korg@....okisemi.com>,
	<kok.howg.ewe@...el.com>, <joel.clark@...el.com>
Subject: Re: [PATCH net-next-2.6 v2] can: Topcliff: PCH_CAN driver: Add Flow control,

On Tuesday, November 16, 2010 7:16 PM, Wolfgang Grandegger wrote :

> > ......It seems the same line continues forever.
> 
> Yes, it will continue until you connect the cable, that's normal
> behavior. But that's not the full sequence. Could you please repeat the
> test as shown below:
> 
>   First start the following command in a *separate* session.
>   # candump any,0:0,#FFFFFFFF"
> 
>   Then setup and start the CAN controller:
>   # ip link set can0 up type can bitrate 125000
>   # cansend can0 123#deadbeef
> 

I show the result of the above command below,

[root@...alhost can-utils]# candump any,0:0,#FFFFFFFF
  can0  20000020  [8] 00 00 00 00 00 00 08 00   ERRORFRAME
  can0  20000020  [8] 00 00 00 00 00 00 10 00   ERRORFRAME
  can0  20000020  [8] 00 00 00 00 00 00 18 00   ERRORFRAME
  can0  20000020  [8] 00 00 00 00 00 00 20 00   ERRORFRAME
  can0  20000020  [8] 00 00 00 00 00 00 28 00   ERRORFRAME
  can0  20000020  [8] 00 00 00 00 00 00 30 00   ERRORFRAME
  can0  20000020  [8] 00 00 00 00 00 00 38 00   ERRORFRAME
  can0  20000020  [8] 00 00 00 00 00 00 40 00   ERRORFRAME
  can0  20000020  [8] 00 00 00 00 00 00 48 00   ERRORFRAME
  can0  20000020  [8] 00 00 00 00 00 00 50 00   ERRORFRAME
  can0  20000020  [8] 00 00 00 00 00 00 58 00   ERRORFRAME
  can0  20000024  [8] 00 00 00 00 00 00 60 00   ERRORFRAME
  can0  20000024  [8] 00 08 00 00 00 00 68 00   ERRORFRAME
  can0  20000024  [8] 00 08 00 00 00 00 70 00   ERRORFRAME
  can0  20000024  [8] 00 08 00 00 00 00 78 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME
  can0  20000024  [8] 00 28 00 00 00 00 80 00   ERRORFRAME

.....continue forever

------
Thanks,

Tomoya MORINAGA
OKI SEMICONDUCTOR CO., LTD.

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