diff --git a/boot.asm b/boot.asm
index d231396..d91ed79 100644
--- a/boot.asm
+++ b/boot.asm
@@ -9,7 +9,13 @@ start:
     ; Print welcome message
     mov si, welcome_message
     call print_string
-
+    
+    ; cpu info
+    mov eax, 0x1
+    cpuid
+    test edx, 1<<25
+    jz .noSSE
+;SSE is available
 command_loop:
     ; Print prompt
     mov si, prompt_message