It comes from uboot. Can you point me in the right direction to make
sure its right?
PowerPC,[EMAIL PROTECTED] {
device_type = "cpu";
reg = <0>;
d-cache-line-size = <d#32>;
i-cache-line-size = <d#32>;
d-cache-size = <d#16384>;
i-cache-size = <d#16384>;
timebase-frequency = <0>;
clock-frequency = <0>;
};
On 11/28/07, Scott Wood <[EMAIL PROTECTED]> wrote:
> Alan Bennett wrote:
> > I've got a routine that needs to delay for X microseconds, this is a
> > must. The command after schedule_timeout must has to wait for the HW
> > to complete a task that takes X microseconds.
> >
> > I would think that one way to do this is with a simple
> > schedule_timeout. But in the example below, the time that passes from
> > run1() to dontrun() is far less than 3.2 msecs. Infact, sometimes its
> > ~ 800 micros according the a analyzer looking at points triggered in
> > run1() and donrun(). Could this be a configuration problem with the
> > timer/interrupt that generates the jiffies?
>
> Are you sure the timebase frequency is set correctly in the device tree?
>
> -Scott
>
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