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-rw-r--r--sys/include/arch/amd64/msr.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/include/arch/amd64/msr.h b/sys/include/arch/amd64/msr.h
index fe5814b..365317c 100644
--- a/sys/include/arch/amd64/msr.h
+++ b/sys/include/arch/amd64/msr.h
@@ -32,6 +32,7 @@
#define IA32_SPEC_CTL 0x00000048
#define IA32_KERNEL_GS_BASE 0xC0000102
+#define IA32_GS_BASE 0xC0000101
#define IA32_FS_BASE 0xC0000100
#define IA32_APIC_BASE_MSR 0x0000001B