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| author | Ian Campbell <ian.campbell@citrix.com> | 2012-12-19 14:16:21 +0000 |
|---|---|---|
| committer | Ian Campbell <ian.campbell@citrix.com> | 2012-12-19 14:16:21 +0000 |
| commit | ca143acd60249cede61e575f8a8bb8a4956c634e (patch) | |
| tree | fedbbef96ba21989c74c5f4af8838c60575ceb36 /xen | |
| parent | a7588b540ec685ecd32f7acef2e404f23a4c263b (diff) | |
| download | xen-ca143acd60249cede61e575f8a8bb8a4956c634e.tar.gz xen-ca143acd60249cede61e575f8a8bb8a4956c634e.tar.bz2 xen-ca143acd60249cede61e575f8a8bb8a4956c634e.zip | |
xen: arm: stub out pirq related functions.
On ARM we use GIC functionality to inject virtualised real interrupts
for h/w devices rather than evtchn-pirqs.
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Acked-by: Tim Deegan <tim@xen.org>
Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Committed-by: Ian Campbell <ian.campbell@citrix.com>
Diffstat (limited to 'xen')
| -rw-r--r-- | xen/arch/arm/dummy.S | 4 | ||||
| -rw-r--r-- | xen/arch/arm/irq.c | 29 |
2 files changed, 29 insertions, 4 deletions
diff --git a/xen/arch/arm/dummy.S b/xen/arch/arm/dummy.S index 66eb31405e..c641e7adda 100644 --- a/xen/arch/arm/dummy.S +++ b/xen/arch/arm/dummy.S @@ -7,11 +7,7 @@ x: .word 0xe7f000f0 /* Undefined instruction */ x: mov pc, lr /* PIRQ support */ -DUMMY(alloc_pirq_struct); DUMMY(nr_irqs_gsi); -DUMMY(pirq_guest_bind); -DUMMY(pirq_guest_unbind); -DUMMY(pirq_set_affinity); /* VCPU */ NOP(update_vcpu_system_time); diff --git a/xen/arch/arm/irq.c b/xen/arch/arm/irq.c index 72e83e6803..a50281b04b 100644 --- a/xen/arch/arm/irq.c +++ b/xen/arch/arm/irq.c @@ -192,6 +192,35 @@ out_no_end: } /* + * pirq event channels. We don't use these on ARM, instead we use the + * features of the GIC to inject virtualised normal interrupts. + */ +struct pirq *alloc_pirq_struct(struct domain *d) +{ + return NULL; +} + +/* + * These are all unreachable given an alloc_pirq_struct + * which returns NULL, all callers try to lookup struct pirq first + * which will fail. + */ +int pirq_guest_bind(struct vcpu *v, struct pirq *pirq, int will_share) +{ + BUG(); +} + +void pirq_guest_unbind(struct domain *d, struct pirq *pirq) +{ + BUG(); +} + +void pirq_set_affinity(struct domain *d, int pirq, const cpumask_t *mask) +{ + BUG(); +} + +/* * Local variables: * mode: C * c-set-style: "BSD" |