[U-Boot-Users] CFG_HZ and get_timer() issue
Wolfgang Denk
wd at denx.de
Wed Jan 12 01:33:37 CET 2005
Dear Shawn,
sorry for the long delay.
In message <c3d0340b04101516017ab281a5 at mail.gmail.com> you wrote:
>
> Shall we have a rule to guide where and when these functions should be used?
Ye. Please feel free to submit a patch to document this.
> To my understanding based on your fix for AT91RM9200 systems,
> 1. get_timer_maksed() should return the number of clock ticks, just as
> get_ticks().
> 2. get_timer_raw() returns the value of timestamp, which counts how
> many clocks elapse according to the timer's setting. It'a local
> function and should not be called in any other modules.
Indeed. And ideally we should get rid of get_timer_masked() and make
get_timer() work as expected.
Best regards,
Wolfgang Denk
--
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
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