Messages in this thread | | | Date | Sun, 06 Apr 2008 14:46:06 -0600 | From | Robert Hancock <> | Subject | Re: Hooking to APIC timer on SMP 32-bit X86 system |
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YM Yen wrote: > hi, > > I am looking for a way to program the APIC timer in a kernel module so > that the module depends only on the hardware timer instead of the timer > provided by the kernel. Programming the LVT is easy, however I can't > find a way to have the Linux kernel to call my interrupt service routine > in addition to smp_apic_timer_interrupt(). > > Is doing this even possible? There doesn't seem to be any sort of hook > or notifier chain I can install a ISR to. Thanks in advance.
It might be possible, but likely not easy and not recommended. Why is a kernel timer not sufficient for what you need?
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