From 285affc2121f9a87f9f32767384a173361a78687 Mon Sep 17 00:00:00 2001
From: Braiden Vasco <braiden-vasco@users.noreply.github.com>
Date: Sun, 5 Nov 2017 15:29:44 +0000
Subject: [PATCH] Add function "tss_flush"

---
 arch/Makefile | 2 +-
 arch/tss.asm  | 8 ++++++++
 arch/tss.h    | 2 ++
 3 files changed, 11 insertions(+), 1 deletion(-)
 create mode 100644 arch/tss.asm

diff --git a/arch/Makefile b/arch/Makefile
index fd371a5..bedcf42 100644
--- a/arch/Makefile
+++ b/arch/Makefile
@@ -18,7 +18,7 @@ OBJS += kprintf.c.o
 
 OBJS += protected.c.o protected.asm.cpp.o
 
-OBJS += tss.c.o
+OBJS += tss.c.o tss.asm.cpp.o
 
 OBJS += interrupt.asm.cpp.o
 
diff --git a/arch/tss.asm b/arch/tss.asm
new file mode 100644
index 0000000..7b9b580
--- /dev/null
+++ b/arch/tss.asm
@@ -0,0 +1,8 @@
+#include "config.h"
+
+[GLOBAL tss_flush]
+
+tss_flush:
+    mov ax, GDT_TSS_SELECTOR
+    ltr ax
+    ret
diff --git a/arch/tss.h b/arch/tss.h
index 8abd73a..a63b9b5 100644
--- a/arch/tss.h
+++ b/arch/tss.h
@@ -5,4 +5,6 @@
 
 void tss_write_to_gdt(const struct KernelMQ_Info *kinfo, void *gdt_entry);
 
+void tss_flush();
+
 #endif