On Sat, 5 Nov 2005 23:23:25 +0100 Samuel Thibault <[EMAIL PROTECTED]> wrote: > Hollis Blanchard, le Sat 05 Nov 2005 16:17:33 -0600, a écrit :
BTW, thank for your comments, I'll send another version tomorrow. > > Can you describe how the PIT is related to the speaker? > That's the way one can make the speaker beep without having to keep > cpu busy with typically-440-Hz outs. One just asks the PIT to do it > for us in the background. To beep, a square generator is set to the right frequency, and then a bit allows the pulses to go to the actual buzzer. > > I'm wondering if this code could mostly work on PPC platforms that > > have PC-like peripherals. > It depends on whether the PIT is linked to the speaker like on PC. I think there is really little chance it works (ie. without writing a sound-card driver). Vincent Pelletier PS: trying sylpheed claws gtk2 ___________________________________________________________________________ Appel audio GRATUIT partout dans le monde avec le nouveau Yahoo! Messenger T�l�chargez cette version sur http://fr.messenger.yahoo.com _______________________________________________ Grub-devel mailing list Grub-devel@gnu.org http://lists.gnu.org/mailman/listinfo/grub-devel