From 6270e043398e95cb36eed89caa216c20d34ff045 Mon Sep 17 00:00:00 2001
From: Ain <41307858+nero@users.noreply.github.com>
Date: Wed, 13 Mar 2019 20:11:49 +0000
Subject: [PATCH] Use BIOS instead of MS-DOS for kprintf

---
 kprintf.asm | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/kprintf.asm b/kprintf.asm
index 12a416a..d1f1b0b 100644
--- a/kprintf.asm
+++ b/kprintf.asm
@@ -3,12 +3,12 @@
 ; write a character to kernel output
 ; in: al
 kputc:
-  push ax ; dont destroy ah
-  push dx
-  mov ah,0x02 ; DOS putc
-  mov dl,al
-  int 0x21
-  pop dx
+  push ax
+  push bx
+  mov bx, 0x0000
+  mov ah, 0x0e
+  int 0x10
+  pop bx
   pop ax
   ret