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authorStefano Stabellini <stefano.stabellini@eu.citrix.com>2012-09-14 13:37:32 +0000
committerStefano Stabellini <stefano.stabellini@eu.citrix.com>2012-09-14 13:37:32 +0000
commit0ec53ecf38bcbf95b4b057328a8fbba4d22ef28b (patch)
treeee0fa3f22816e4c95bc6229577930eabf08c2d48 /arch/arm/include/asm
parentb3b52fd87e8f7544fde75a471108bd5bd4492c90 (diff)
xen/arm: receive Xen events on ARM
Compile events.c on ARM. Parse, map and enable the IRQ to get event notifications from the device tree (node "/xen"). Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'arch/arm/include/asm')
-rw-r--r--arch/arm/include/asm/xen/events.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm/include/asm/xen/events.h b/arch/arm/include/asm/xen/events.h
new file mode 100644
index 000000000000..94b4e9020b02
--- /dev/null
+++ b/arch/arm/include/asm/xen/events.h
@@ -0,0 +1,18 @@
+#ifndef _ASM_ARM_XEN_EVENTS_H
+#define _ASM_ARM_XEN_EVENTS_H
+
+#include <asm/ptrace.h>
+
+enum ipi_vector {
+ XEN_PLACEHOLDER_VECTOR,
+
+ /* Xen IPIs go here */
+ XEN_NR_IPIS,
+};
+
+static inline int xen_irqs_disabled(struct pt_regs *regs)
+{
+ return raw_irqs_disabled_flags(regs->ARM_cpsr);
+}
+
+#endif /* _ASM_ARM_XEN_EVENTS_H */