1 files changed, 9 insertions, 2 deletions
diff --git a/kernel/io/io.c b/kernel/io/io.c
index a68114d..11acfdb 100644
--- a/kernel/io/io.c
+++ b/kernel/io/io.c
@@ -1,9 +1,16 @@
 #include <lib.h>
 #include <stdio.h>
+#include <comus/asm.h>
+
+#define PORT 0x3F8
+static void serial_out(uint8_t ch) {
+	// wait for output to be free
+	while ((inb(PORT + 5) & 0x20) == 0);
+	outb(PORT, ch);
+}
 
 void fputc(FILE *stream, char c) {
 	(void) stream;
-	(void) c;
 
-	// FIXME: !!!
+	serial_out(c);
 }