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-rw-r--r--sys/i386/isa/icu.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/i386/isa/icu.h b/sys/i386/isa/icu.h
index b5f2de4..6423551 100644
--- a/sys/i386/isa/icu.h
+++ b/sys/i386/isa/icu.h
@@ -116,8 +116,8 @@ extern unsigned imen; /* interrupt mask enable */
#ifdef APIC_IO
-/* 32-47: ISA IRQ0-IRQ15, 48-55: IO APIC IRQ16-IRQ23 */
-#define ICU_LEN 24
+/* 32-47: ISA IRQ0-IRQ15, 48-55: IO APIC IRQ16-IRQ31 */
+#define ICU_LEN 32
#else
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