RTEMS | bsps/i386: Refactor LAPIC code into shared apic.c module (!1121)

[Gedare Bloom (@gedare)]

Gedare Bloom started a new discussion on bsps/i386/shared/irq/apic.c: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1121#note_152420

 > +
 > +static void wait_ipi(void)
 > +{
 > +  int to, send_status;
 > +  to = 0;
 > +  do {
 > +    UDELAY(100);
 > +    send_status = i386_lapic_base[LAPIC_REGISTER_ICR_LOW] & LAPIC_ICR_STATUS_PEND;
 > +  } while (send_status && (to++ < 1000));  
 > +}
 > +
 > +void
 > +lapic_clear_errors(void)
 > +{
 > +  i386_lapic_base[LAPIC_REGISTER_ESR] = 0;
 > +  (void) i386_lapic_base[LAPIC_REGISTER_ESR];

what is this `(void)` line for?

-- 
View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1121#note_152420
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