1 | /* $NetBSD: i82093var.h,v 1.4 2010/03/22 16:43:08 cegger Exp $ */ |
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2 | |
3 | #include "opt_xen.h" |
4 | #define _IOAPIC_CUSTOM_RW |
5 | #include <x86/i82093var.h> |
6 | #include <hypervisor.h> |
7 | |
8 | static inline uint32_t |
9 | ioapic_read_ul(struct ioapic_softc *sc, int regid) |
10 | { |
11 | physdev_op_t op; |
12 | int ret; |
13 | |
14 | op.cmd = PHYSDEVOP_APIC_READ; |
15 | op.u.apic_op.apic_physbase = sc->sc_pa; |
16 | op.u.apic_op.reg = regid; |
17 | ret = HYPERVISOR_physdev_op(&op); |
18 | if (ret) { |
19 | printf("PHYSDEVOP_APIC_READ ret %d\n", ret); |
20 | panic("PHYSDEVOP_APIC_READ"); |
21 | } |
22 | return op.u.apic_op.value; |
23 | } |
24 | |
25 | static inline void |
26 | ioapic_write_ul(struct ioapic_softc *sc, int regid, uint32_t val) |
27 | { |
28 | physdev_op_t op; |
29 | int ret; |
30 | |
31 | op.cmd = PHYSDEVOP_APIC_WRITE; |
32 | op.u.apic_op.apic_physbase = sc->sc_pa; |
33 | op.u.apic_op.reg = regid; |
34 | op.u.apic_op.value = val; |
35 | ret = HYPERVISOR_physdev_op(&op); |
36 | if (ret) |
37 | printf("PHYSDEVOP_APIC_WRITE ret %d\n", ret); |
38 | } |
39 |