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Diffstat (limited to 'sys/include/arch/amd64/lapicvar.h')
-rw-r--r--sys/include/arch/amd64/lapicvar.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/include/arch/amd64/lapicvar.h b/sys/include/arch/amd64/lapicvar.h
index c6f9c0c..262dec0 100644
--- a/sys/include/arch/amd64/lapicvar.h
+++ b/sys/include/arch/amd64/lapicvar.h
@@ -47,4 +47,6 @@
#define LAPIC_ERR 0x0280U /* Error Status Register */
#define LAPIC_DCR 0x03E0U /* Divide Configuration Register (for timer) */
-#endif /* _AMD64_LAPICVAR_H_ */
+#define IA32_APIC_BASE_MSR 0x1B
+
+#endif /* !_AMD64_LAPICVAR_H_ */