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-rw-r--r--include/asm-i386/apicdef.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-i386/apicdef.h b/include/asm-i386/apicdef.h
index 03185cef8e0a..5e4a35af2921 100644
--- a/include/asm-i386/apicdef.h
+++ b/include/asm-i386/apicdef.h
@@ -37,6 +37,7 @@
#define APIC_SPIV_FOCUS_DISABLED (1<<9)
#define APIC_SPIV_APIC_ENABLED (1<<8)
#define APIC_ISR 0x100
+#define APIC_ISR_NR 0x8 /* Number of 32 bit ISR registers. */
#define APIC_TMR 0x180
#define APIC_IRR 0x200
#define APIC_ESR 0x280