X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/45e1f8b055043e54be35462852ab6649d634da7c..2bcb7a074fa1b63e5954092bdcb8752915d3e9e6:/lunaix-os/includes/hal/cpu.h

diff --git a/lunaix-os/includes/hal/cpu.h b/lunaix-os/includes/hal/cpu.h
index 93805d8..694d678 100644
--- a/lunaix-os/includes/hal/cpu.h
+++ b/lunaix-os/includes/hal/cpu.h
@@ -60,6 +60,14 @@ cpu_rcr3()
     return val;
 }
 
+static inline reg32
+cpu_rcr4()
+{
+    ptr_t val;
+    asm volatile("movl %%cr4,%0" : "=r"(val));
+    return val;
+}
+
 static inline reg32
 cpu_reflags()
 {