X-Git-Url: http://git.joshuawise.com/netwatch.git/blobdiff_plain/c07c6eba644d5b947f38a6fb79489ff3584196cf..057f0bb976a93bfa290b20a2192837e324573d9b:/lib/serial.c

diff --git a/lib/serial.c b/lib/serial.c
index 0cbb495..6043db2 100644
--- a/lib/serial.c
+++ b/lib/serial.c
@@ -44,7 +44,9 @@ void serial_init()
 
 void serial_tx(unsigned char c)
 {
-	while (!(_inb(SER_LSR) & SER_LSR_THR_EMPTY))
+	int i = 100000;
+	
+	while (!(_inb(SER_LSR) & SER_LSR_THR_EMPTY) && (i--))
 		;
 	_outb(SER_THR, c);
 }