On 05/05/2011 04:12 PM, Alexey Galakhov wrote:
> On 05/05/2011 08:02 PM, Gilles Chanteperdrix wrote:
>> On 05/05/2011 03:16 PM, Alexey Galakhov wrote:
>>> May it be caused by the following code from plat-samsung/time.c ?
>>>
>>> static inline void set_dec(unsigned long reload)
>>> {
>>> __raw_writel(reload, S3C2410_TCNTB(4)); /* <-------- In fact,
>>> TCNT is 16-bit, so what if reload > 0xffff and reload & 0xffff == 0 ??? */
>> Try adding:
>>
>> if (reload > 0xffff)
>> reload = 0xffff;
>>
>> before the raw_writel
> No effect. It may make sense but does not fix this bug.
It may also happen that the timer has a lower limit, when the reload
parameter is below this limit, you shoud call ipipe_trigger_irq, as
explained in the porting guide.
--
Gilles.
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