On Mon, Jun 09, 2008 at 05:48:11PM -0400, Joseph Smith wrote: > On Mon, 9 Jun 2008 23:43:10 +0200, Peter Stuge <[EMAIL PROTECTED]> wrote: > > On Mon, Jun 09, 2008 at 03:15:46PM -0400, Joseph Smith wrote: > >> How hard would it be to add a nanoseconds delay to delay.h? > > > > It would probably have to be a busy wait with compensation for > > the current CPU frequency. > > I'm not sure what you mean, Peter?
Busy wait is a loop of some number of NOP instructions, as opposed to relying on some CPU peripheral such as a timer to signal elapsed time. The number of NOP instructions has to be calculated from the current CPU frequency. //Peter -- coreboot mailing list [email protected] http://www.coreboot.org/mailman/listinfo/coreboot
