Re: [PATCH 24/56] microblaze_v2: time support

[Michal Simek]

Hi John,

you wrote me you have smarter implementation that xilinx did. Can you find it
and send me it?

Thanks,
M


>> +static inline void udelay(unsigned long usec)
>> +{
>> +	unsigned long long tmp = usec;
>> +	unsigned long loops = (tmp * 4295 * HZ * loops_per_jiffy) >> 32;
>> +	__delay(loops);
>> +}
> 
> Let's hope like hell the CPU has HW multipler and shifter for this
> one! :)
> 
>> +++ b/include/asm-microblaze/timex.h
>> @@ -0,0 +1,20 @@
>> +
>> +#define CLOCK_TICK_RATE 1000 /* Timer input freq. */
> 
> What's this?  Is it used anywhere?
> 
> 
> 
> 
> 
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