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i82093var.h revision 1.2 
      1 /*	 $NetBSD: i82093var.h,v 1.2 2008/04/14 13:38:03 cegger Exp $ */
      2 
      3 #include "opt_xen.h"
      4 #define _IOAPIC_CUSTOM_RW
      5 #include <x86/i82093var.h>
      6 #include <hypervisor.h>
      7 
      8 #ifdef XEN3
      9 
     10 static inline  uint32_t
     11 ioapic_read_ul(struct ioapic_softc *sc, int regid)
     12 {
     13 	physdev_op_t op;
     14 	int ret;
     15 
     16         op.cmd = PHYSDEVOP_APIC_READ;
     17 	op.u.apic_op.apic_physbase = sc->sc_pa;
     18 	op.u.apic_op.reg = regid;
     19 	ret = HYPERVISOR_physdev_op(&op);
     20 	if (ret) {
     21 		printf("PHYSDEVOP_APIC_READ ret %d\n", ret);
     22 		panic("PHYSDEVOP_APIC_READ");
     23 	}
     24 	return op.u.apic_op.value;
     25 }
     26 
     27 static inline void
     28 ioapic_write_ul(struct ioapic_softc *sc, int regid, uint32_t val)
     29 {
     30 	physdev_op_t op;
     31 	int ret;
     32 
     33         op.cmd = PHYSDEVOP_APIC_WRITE;
     34 	op.u.apic_op.apic_physbase = sc->sc_pa;
     35 	op.u.apic_op.reg = regid;
     36 	op.u.apic_op.value = val;
     37 	ret = HYPERVISOR_physdev_op(&op);
     38 	if (ret) {
     39 		printf("PHYSDEVOP_APIC_WRITE ret %d\n", ret);
     40 		panic("PHYSDEVOP_APIC_WRITE");
     41 	}
     42 }
     43 
     44 #endif
     45