oh right. i forgot freebsd != x86. ;) alex
Marcel Moolenaar schrieb am 2009-07-16: > On Jul 16, 2009, at 1:43 AM, Alexander Best wrote: > >modern bioses support an option called legcy usb keyboard support. > >the way i > >understood it is that the bios grabs usb keyboard events and uses > >them to > >emulate an AT keyboard. that way e.g. a bootloader can the used > >with a usb > >keyboard although there's no usb stack or whatever in the > >bootloader. > >when the kernel boots the usb stack takes control over the usb > >keyboard and > >the bios keyboard legacy support gets disabled. couldn't we revert > >to this > >stage after a panic occurs? letting the bios take control over the > >usb > >keyboard again and emulate an AT keyboard? > This obviously doesn't apply to hardware that isn't PC hardware. > The USB stack is generic code and you cannot assume some PC BIOS > is there to handle things. > FYI, > -- > Marcel Moolenaar > [email protected] _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-usb To unsubscribe, send any mail to "[email protected]"
