1 files changed, 19 insertions, 0 deletions
diff --git a/kernel/src/cpu/fpu.asm b/kernel/src/cpu/fpu.asm
new file mode 100644
index 0000000..e49ab6f
--- /dev/null
+++ b/kernel/src/cpu/fpu.asm
@@ -0,0 +1,19 @@
+global fpu_init
+
+fpu_init:
+    mov edx, cr0
+    and edx, (-1) - ((1 << 3) + (1 << 4))       
+    mov cr0, edx
+    fninit                                  
+    fnstsw [test]                      
+    cmp word [test], 0                 
+    jne no_fpu
+    
+    xor eax, 0
+    ret
+
+no_fpu:
+	mov eax, 1
+	ret
+
+test: dw 0x55AA