On Sun, May 03, 2009 at 12:25:31AM -0400, Pavel Roskin wrote: > On Sat, 2009-05-02 at 13:39 +0200, Robert Millan wrote: > > On Mon, Apr 27, 2009 at 11:55:10PM -0400, Pavel Roskin wrote: > > > Hello! > > > > > > Running "terminal_input.usb_keyboard" crashed GRUB (or qemu it's running > > > in). It turns out we never check if usbdev in term/usb_keyboard.c is > > > not NULL. It is NULL if no USB host controllers have been detected. > > > > > > I'm not sure if we even want to call grub_term_register_input() if no > > > USB keyboard is present. > > > > What if a keyboard is not present, but plugged in later? > > If we add support for USB hotplug, then we'll take care of it. I don't > think GRUB will support interrupts, but it may get support for timers > that would rescan the USB tree periodically.
Our alternative to interrupts has so far been polling. Is it viable to poll for USB keyboards every time a read is attempted? -- Robert Millan The DRM opt-in fallacy: "Your data belongs to us. We will decide when (and how) you may access your data; but nobody's threatening your freedom: we still allow you to remove your data and not access it at all." _______________________________________________ Grub-devel mailing list Grub-devel@gnu.org http://lists.gnu.org/mailman/listinfo/grub-devel
