From 6b6133186d9eb1fb076e63013b1ed3bdaebea973 Mon Sep 17 00:00:00 2001
From: Ian Moffett <ian@osmora.org>
Date: Mon, 29 Jul 2024 01:28:58 -0400
Subject: kernel/amd64: Facilitate IA32_FS_BASE reads/writes

Signed-off-by: Ian Moffett <ian@osmora.org>
---
 sys/include/arch/amd64/msr.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'sys/include/arch/amd64/msr.h')

diff --git a/sys/include/arch/amd64/msr.h b/sys/include/arch/amd64/msr.h
index d3d0c9a..fe5814b 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_FS_BASE        0xC0000100
 #define IA32_APIC_BASE_MSR  0x0000001B
 
 #if !defined(__ASSEMBLER__)
-- 
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