From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <4ED79747.10809@domain.hid> Date: Thu, 01 Dec 2011 16:03:35 +0100 From: Anders Blomdell MIME-Version: 1.0 References: <4ED66FD7.4010403@domain.hid> In-Reply-To: <4ED66FD7.4010403@domain.hid> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai-core] Analogy/mite List-Id: Xenomai life and development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "xenomai@xenomai.org" On 11/30/2011 07:03 PM, Anders Blomdell wrote: > Hi, just found that > > echo 0000:06:01.0 > /sys/bus/pci/drivers/analogy_mite/unbind > > does not do the same thing as > > analogy_config -r analogyN > > in fact it leaves the system in a state where using the driver results > in a kernel OOPS. > > Will try to look into it further tomorrow... OK seems like we have some interrupt cleanup problem, the following command sequence: modprobe xeno_native modprobe analogy_ni_pcimio sleep 1 /usr/local/sbin/analogy_config analogy0 analogy_ni_pcimio 6,1 /usr/local/sbin/analogy_config -r analogy0 rmmod analogy_ni_pcimio rmmod analogy_ni_mio rmmod analogy_ni_tio rmmod analogy_8255 rmmod analogy_ni_mite rmmod xeno_analogy sleep 2 modprobe xeno_native modprobe analogy_ni_pcimio sleep 1 /usr/local/sbin/analogy_config analogy0 analogy_ni_pcimio 6,1 Gives: [ 412.623639] Analogy: MITE: Available NI device IDs: 0x70af [ 413.648335] Analogy: analogy_ni_pcimio: pcimio_attach: found pci-6221 board [ 413.676105] Analogy: analogy_ni_pcimio: pcimio_attach: found irq 22 [ 413.682385] BUG: unable to handle kernel paging request at f8bc4bf4 [ 413.683367] IP: [] xnintr_attach+0x6e/0xfe [xeno_nucleus] [ 413.683367] *pdpt = 0000000000aca001 *pde = 0000000031ca5067 *pte = 0000000000000000 [ 413.683367] Oops: 0000 [#1] SMP [ 413.683367] last sysfs file: /sys/bus/pci/drivers/analogy_mite/uevent [ 413.683367] Modules linked in: analogy_ni_pcimio analogy_ni_mio analogy_ni_tio analogy_8255 analogy_ni_mite xeno_analogy xeno_native nfs fscache snd_hda_codec_idt snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device snd_pcm snd_timer snd soundcore rt_e1000 rt_e1000_new rtnet xeno_rtdm nfsd lockd nfs_acl auth_rpcgss xeno_nucleus snd_page_alloc ppdev iTCO_wdt iTCO_vendor_support microcode sunrpc exportfs i2c_i801 pcspkr serio_raw e1000e parport_pc parport uinput ipv6 firewire_ohci firewire_core ata_generic pata_acpi crc_itu_t pata_marvell i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: xeno_analogy] [ 413.683367] [ 413.683367] Pid: 1579, comm: analogy_config Not tainted 2.6.38.8.xenomai.2.6.0.rtnet.26db745.20111130.1211 #1 /DG965SS [ 413.683367] EIP: 0060:[] EFLAGS: 00010286 CPU: 1 [ 413.683367] EIP is at xnintr_attach+0x6e/0xfe [xeno_nucleus] [ 413.683367] EAX: f8bc4be4 EBX: f87d2be4 ECX: 00000001 EDX: 00000003 [ 413.683367] ESI: f885b840 EDI: fffffff0 EBP: f169ddf4 ESP: f169dde0 [ 413.683367] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 [ 413.683367] Process analogy_config (pid: 1579, ti=f169c000 task=f40925e0 task.ti=f169c000) [ 413.683367] I-pipe domain Linux [ 413.683367] Stack: [ 413.683367] 205bde08 00000001 f87d2be4 00000000 00000001 f169de10 f89a0c91 f87cea28 [ 413.683367] 00000000 00000001 f87d2bd8 00000000 f169de28 f87ceb64 00000001 f87d134f [ 413.683367] f87d2bd8 f87d2bb8 f169de44 f87cf727 00000001 f87d2bb8 00000016 f87d2bb8 [ 413.683367] Call Trace: [ 413.683367] [] rtdm_irq_request+0x37/0x5a [xeno_rtdm] [ 413.683367] [] ? a4l_handle_irq+0x0/0x1f [xeno_analogy] [ 413.683367] [] __a4l_request_irq+0x38/0x3e [xeno_analogy] [ 413.683367] [] a4l_request_irq+0x67/0xad [xeno_analogy] [ 413.683367] [] pcimio_attach+0x4e0/0x53e [analogy_ni_pcimio] [ 413.683367] [] a4l_assign_driver+0x73/0x100 [xeno_analogy] [ 413.683367] [] a4l_device_attach+0x59/0x6e [xeno_analogy] [ 413.683367] [] a4l_ioctl_devcfg+0xbd/0xf6 [xeno_analogy] [ 413.683367] [] a4l_ioctl+0x1e/0x20 [xeno_analogy] [ 413.683367] [] __rt_dev_ioctl+0x4d/0x104 [xeno_rtdm] [ 413.683367] [] ? do_page_fault+0x2f7/0x322 [ 413.683367] [] sys_rtdm_ioctl+0x2e/0x30 [xeno_rtdm] [ 413.683367] [] losyscall_event+0xb1/0x174 [xeno_nucleus] [ 413.683367] [] __ipipe_dispatch_event+0xcb/0x17a [ 413.683367] [] ? losyscall_event+0x0/0x174 [xeno_nucleus] [ 413.683367] [] __ipipe_syscall_root+0x50/0xc9 [ 413.683367] [] system_call+0x2d/0x53 [ 413.683367] Code: 00 e8 73 ff ff ff 8b 4b 10 f7 c1 00 00 01 00 89 45 f0 0f 85 92 00 00 00 8b 73 14 c1 e6 06 81 c6 c0 b2 85 f8 8b 46 24 85 c0 74 25 <8b> 50 10 89 ce 21 d6 83 e6 01 74 73 8b 73 18 39 70 18 75 6b 31 [ 413.683367] EIP: [] xnintr_attach+0x6e/0xfe [xeno_nucleus] SS:ESP 0068:f169dde0 [ 413.683367] CR2: 00000000f8bc4bf4 > > /Anders -- Anders Blomdell Email: anders.blomdell@domain.hid Department of Automatic Control Lund University Phone: +46 46 222 4625 P.O. Box 118 Fax: +46 46 138118 SE-221 00 Lund, Sweden