From: Christopher Hahn <hahnchristopher@arcor.de>
To: xenomai@xenomai.org
Subject: Re: [Xenomai] kernel configuration problems with ACPI
Date: Fri, 15 Feb 2013 14:38:36 +0100 [thread overview]
Message-ID: <511E3A5C.4000209@arcor.de> (raw)
In-Reply-To: <511E26AE.1010203@xenomai.org>
Am 15.02.2013 13:14, schrieb Gilles Chanteperdrix:
> On 02/15/2013 09:34 AM, Christopher Hahn wrote:
>
>> after running the application which accesses the serial device
>> "Xenomai: xnintr_edge_shirq_handler: IRQ4 not handled. Disabling IRQ
>> line." was printed to dmesg and the next two outputs of
>> /proc/interrupts and /proc/xenomai/irq
>
> If xnintr_edge_shirq_handler is called, an RTDM driver registered a
> handler for this irq. So, please keep the application running with all
> the file descriptors opened, and run cat /proc/xenomai/irq while the
> application is still running.
>
> The most logical result would be that irq 4 is claimed by the 16550A driver.
>
>
while accessing one serial port I get this
-------------- next part --------------
# cat /proc/interrupts
CPU0 CPU1 CPU2 CPU3
0: 120 0 0 0 IO-APIC-edge timer
1: 2 1 0 0 IO-APIC-edge i8042
4: 3 2 2 3 IO-APIC-fasteoi
7: 0 0 0 0 IO-APIC-fasteoi parport0
8: 0 0 1 0 IO-APIC-edge rtc0
9: 0 0 0 0 IO-APIC-fasteoi acpi
16: 82 57 68 77 IO-APIC-fasteoi i915
18: 0 0 0 0 IO-APIC-fasteoi uhci_hcd:usb3
19: 9 10 9 9 IO-APIC-fasteoi uhci_hcd:usb2
20: 307 330 311 331 IO-APIC-fasteoi eth0
22: 3663 3657 3664 3649 IO-APIC-fasteoi ahci, snd_hda_intel
23: 158 167 166 159 IO-APIC-fasteoi uhci_hcd:usb1
NMI: 0 0 0 0 Non-maskable interrupts
LOC: 29253 30056 31887 29552 Local timer interrupts
SPU: 0 0 0 0 Spurious interrupts
PMI: 0 0 0 0 Performance monitoring interrupts
IWI: 0 0 0 0 IRQ work interrupts
RTR: 0 0 0 0 APIC ICR read retries
RES: 44295 49569 39033 35105 Rescheduling interrupts
CAL: 1197 1346 2564 2107 Function call interrupts
TLB: 422 730 896 626 TLB shootdowns
TRM: 0 0 0 0 Thermal event interrupts
THR: 0 0 0 0 Threshold APIC interrupts
MCE: 0 0 0 0 Machine check exceptions
MCP: 1 1 1 1 Machine check polls
ERR: 0
MIS: 0
# cat /proc/xenomai/irq
IRQ CPU0 CPU1 CPU2 CPU3
4: 252 252 252 251 rtser0
19: 251 250 253 246 SJA1000 SJA1000
2336: 29837 30730 31906 30007 [timer]
2337: 0 1 2 1 [reschedule]
2338: 0 1 1 1 [timer-ipi]
2339: 0 0 0 0 [sync]
2371: 3 0 0 0 [virtual]
next prev parent reply other threads:[~2013-02-15 13:38 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-14 12:12 [Xenomai] kernel configuration problems with ACPI hahnchristopher
2013-02-14 12:17 ` Christopher Hahn
2013-02-14 12:20 ` Gilles Chanteperdrix
2013-02-14 12:58 ` Christopher Hahn
2013-02-14 19:25 ` Gilles Chanteperdrix
2013-02-15 8:34 ` Christopher Hahn
2013-02-15 12:14 ` Gilles Chanteperdrix
2013-02-15 13:38 ` Christopher Hahn [this message]
2013-02-19 12:52 ` Christopher Hahn
2013-02-19 17:56 ` Gilles Chanteperdrix
2013-02-26 10:01 ` hahnchristopher
2013-02-26 12:12 ` Gilles Chanteperdrix
2013-02-26 12:18 ` Jan Kiszka
2013-02-26 18:39 ` Gilles Chanteperdrix
2013-02-26 19:56 ` Jan Kiszka
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