Re: [Adeos-main] Ipipe hangs on ARM MINI2440 after switching clocksource

[Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>]

Alexey Galakhov wrote:
> On 04/27/2011 09:56 PM, Gilles Chanteperdrix wrote:
>> But I think your problem has more to do with the following commit, could
>> you try reverting it?
>> http://git.xenomai.org/?p=ipipe-gch.git;a=commitdiff;h=6ab29d9c7a4b119f45ef4d93780e894fe1c0c6c6;hp=cd9c5e016092258d4450e137be2d0844d0fe8b38
>>
>> The same issue was reported on ixp4xx.
> Just tried to revert this patch. Hangs. But now in a different way: it
> starts to initialize peripherals and stops on LED initialization. Looks
> like race conditions since it stops in slightly different place each
> time I try to boot (randomly at led3, led4 or "backlight" LED). Last
> lines of dmesg are, i.e.:
> 
> [    3.090000] samsung-ts s3c2440-ts: driver attached, registering input
> device
> [    3.100000] input: S3C24XX TouchScreen as /devices/virtual/input/input0
> [    3.120000] S3C24XX RTC, (c) 2004,2006 Simtec Electronics
> [    3.120000] s3c-rtc s3c2410-rtc: rtc disabled, re-enabling
> [    3.135000] s3c-rtc s3c2410-rtc: rtc core: registered s3c as rtc0
> [    3.135000] i2c /dev entries driver
> [    3.155000] S3C2410 Watchdog Timer, (c) 2004 Simtec Electronics
> [    3.160000] s3c2410-wdt s3c2410-wdt: watchdog inactive, reset
> disabled, irq enabled
> [    3.180000] s3c-sdi s3c2440-sdi: powered down.
> [    3.180000] s3c-sdi s3c2440-sdi: mmc0 - using pio, sw SDIO IRQ
> [    3.185000] s3c-sdi s3c2440-sdi: running at 0kHz (requested: 0kHz).
> [    3.200000] Registered led device: led1
> [    3.205000] Registered led device: led2
> [    3.210000] s3c-sdi s3c2440-sdi: running at 398kHz (requested: 400kHz).
> [    3.215000] Registered led device: led3
> [    3.220000] Registered led device: led4
> (hangs)
> 
> Going to try kgdb over serial line.

Ok. Better try without this patch first, then try reapplying the patch
when you are certain that everything else works correctly. The patch
enables some assembly code that was never actually tested. On my side, I
will try and test it separately.

-- 
                                                                Gilles.