Android Alarm files will communicate to Alarm driver inside Linux
Kernel though ioctls, which in turn calls RTC driver set time and get
time functions.
These drivers located at drivers/rtc/


On Nov 25, 10:51 pm, vaclavpe <vacla...@gmail.com> wrote:
> Hello all,
>
> we are trying to port Android eclair to one mobile phone. During boot
> of Android, correct time is read from RTC. But then, Android time is
> running approximately two times faster than "universe time". If the
> time is not read correctly and counting is from 0:00, after 1 "Android
> hour" ( time 1:00) it stops counting.
>
> Where should we have a look ? How is system time done internally ?
> Callback to linux kernel ? Or wrong periodic read of /dev/rtc ? Or we
> need to calibrate the time somehow ?
>
> Thank you in advance,
> Vaclav

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