Messages in this thread | ![/](/images/icornerl.gif) | | Subject | Re: Linux reboot | Date | Thu, 28 Mar 1996 18:36:07 +0100 | From | Alain KNAFF <> |
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>On Mar, 27 Ulrich Windl wrote: >> The code (all from meory) tried to reset the system via keyboard >> controller and hardware reset. If that fails the system goes into a >> busy loop (not cli; hlt). Maybe we can have some fancy keyboard light >> show instead (to notify the user that the system is ready for reset)? > >On Intel motherboards (both 486 and Pentium) keyboard controller is not able >to reboot the system. There is a special port on such boards. Here is a >fragment from Ralf Brown's Port List: > [details about port triggering reset on certain boards omitted] > >The simplest way to reboot, in my opinion, is to generate triple fault >(LIDT with zero limit, then any INT). It should work everywhere. > > Yuri Per > >
But does that also reset the i/o system? (Controller boards, etc.) From what I understand, the triple faulting procedure only reset the CPU itself.
Alain
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