RE: i386 HPET code

From: john stultz
Date: Thu Feb 03 2005 - 14:35:01 EST


On Thu, 2005-02-03 at 06:28 -0800, Pallipadi, Venkatesh wrote:
> Can you check whether only the following change makes the problem go
> away. If yes, then it looks like a hardware issue.
>
> > hpet_writel(hpet_tick, HPET_T0_CMP);
> >+ hpet_writel(hpet_tick, HPET_T0_CMP); /* AK: why twice? */
> >

Yep. Adding only the second write seems to make the box boot.

Since this isn't just affecting our hardware (see Andrew Walrond's
comment in the thread), would doing two writes like x86-64 does be
acceptable?

thanks
-john


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