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From: Frederik Bayart <frederik_bayart@yahoo.co.uk>
To: "xenomai@xenomai.org" <xenomai@xenomai.org>
Subject: [Xenomai] xeno 3-rc7 : rtcanconfig fails to set baudrate
Date: Tue, 18 Aug 2015 16:26:52 +0000 (UTC)	[thread overview]
Message-ID: <171658328.6961247.1439915212899.JavaMail.yahoo@mail.yahoo.com> (raw)

I have build xeno-3.0.rc7 with kernel 3.18.12.
I have a PEAK-PCIe CAN card in my system.
Drivers are loaded and rtcan0 en rtcan1 are created in /proc/rtcan.

However, I'm not able to set the baudrate when I'm execute 'rtcanconfig rtcan0 -v -b 1000000 start'

By adding debug statements in rtcanconfig, I found that ioctl(can_fd, SIOCSCANBAUDRATE, &u.ifr); fails,

errno gives : SIOCSCANBAUDRATE(errno=19): No such device

Below the output of rtcan0/info and xeno-config --info

Any suggestions ?

Frederik


$cat ./rtcan0/info 
Device     rtcan0
Controller SJA1000
Board      PEAK-PCI
Clock-Hz   8000000
Baudrate   undefined
Bit-time   brp=0 prop_seg=0 phase_seg1=0 phase_seg2=0 sjw=0 sam=0
Ctrl-Mode  
State      stopped
TX-Counter 0
RX-Counter 0
Errors     0
Refcount   0


$ xeno-config --info
Xenomai version: Xenomai/cobalt v3.0-rc7 -- 
Linux dev1 3.18.12-x86-64-xeno-3.0.rc7 #1 SMP PREEMPT Tue Aug 18 16:33:55 CEST 2015 x86_64 GNU/Linux
Kernel parameters: BOOT_IMAGE=/vmlinuz-3.18.12-x86-64-xeno-3.0.rc7 root=UUID=20f2dd2f-f02f-4b82-8538-8fe52e55a8ff ro quiet
I-pipe release #1 detected
Cobalt core 3.0-rc7 detected
Compiler: gcc version 4.9.2 (Debian 4.9.2-10) 
Build args: --prefix=/usr --includedir=/usr/include/xenomai --mandir=/usr/share/man --with-testdir=/usr/lib/xenomai/testsuite --with-core=cobalt --enable-smp --enable-pshared --enable-registry --build x86_64-linux-gnu build_alias=x86_64-linux-gnu


             reply	other threads:[~2015-08-18 16:26 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-18 16:26 Frederik Bayart [this message]
2015-08-18 17:25 ` [Xenomai] xeno 3-rc7 : rtcanconfig fails to set baudrate Philippe Gerum
2015-08-19 16:29   ` Frederik Bayart
2015-08-19 16:38     ` Philippe Gerum

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