[coreboot] Memory clock cycles -> microseconds (us)
joe at settoplinux.org
Tue Jun 10 12:37:18 CEST 2008
On Tue, 10 Jun 2008 05:37:46 +0200, Peter Stuge <peter at stuge.se> wrote:
> On Mon, Jun 09, 2008 at 09:37:45PM -0400, Joseph Smith wrote:
>> See where I am going with this?
> Sorry, not at all.
> Of course it would be nice to not spend more time than neccessary
> on waits during RAM init.
> But nanosecond precision is more difficult than microsecond
> precision, and unless there are on the order of 1000 or 10000 delays
> where we wait microseconds instead of nanoseconds I don't think it is
> a worthwhile optimization.
> Peter's point is that it probably does not matter too much. Even if you
> rounded up 5 individual delays to 1 usec each, that is only 5us. You can
> reclaim a lot of it, but it may be more work than it is worth.
Ok, nevermind then. I just thought it would be something to speed up the
boot process even more.
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