lunaix-os/arch/i386/arch.c

   1 #include <hal/apic_timer.h>
   2 #include <hal/rtc/mc146818a.h>
   3
   4 #include <hal/hwrtc.h>
   5 #include <hal/hwtimer.h>
   6
   7 #include <lunaix/isrm.h>
   8 #include <lunaix/spike.h>
   9
  10 #include <sys/i386_intr.h>
  11 #include <sys/interrupts.h>
  12
  13 void
  14 exception_init()
  15 {
  16     exception_install_handler();
  17     isrm_init();
  18     intr_routine_init();
  19 }
  20
  21 extern void
  22 syscall_hndlr(const isr_param* param);
  23
  24 void
  25 arch_preinit()
  26 {
  27     exception_init();
  28
  29     isrm_bindiv(LUNAIX_SYS_CALL, syscall_hndlr);
  30 }
  31
  32 struct hwtimer*
  33 hwtimer_choose()
  34 {
  35     struct hwtimer* timer;
  36
  37     timer = apic_hwtimer_context();
  38     if (timer->supported(timer)) {
  39         return timer;
  40     }
  41
  42     // TODO select alternatives...
  43
  44     panick("no timer to use.");
  45 }