X-Git-Url: http://git.joshuawise.com/netwatch.git/blobdiff_plain/e931b1fe079024613c42c0c3fac66ac1421829f6..8ba7e5b28a7f23ebf2423df41379516c8cbac6b5:/lib/serial.c

diff --git a/lib/serial.c b/lib/serial.c
index 5318c95..6043db2 100644
--- a/lib/serial.c
+++ b/lib/serial.c
@@ -33,10 +33,10 @@ unsigned char _inb(unsigned short port)
 void serial_init()
 {
 	unsigned short baud = SER_BAUD_REQ / SER_BAUD_BASE;
-	_outb(SER_LCR, inb(SER_LCR) | SER_LCR_DLAB);
+	_outb(SER_LCR, _inb(SER_LCR) | SER_LCR_DLAB);
 	_outb(SER_DLL, baud & 0xFF);
 	_outb(SER_DLM, baud >> 8);
-	_outb(SER_LCR, inb(SER_LCR) & ~SER_LCR_DLAB);
+	_outb(SER_LCR, _inb(SER_LCR) & ~SER_LCR_DLAB);
 	_outb(SER_IER, 0x0);
 	_outb(SER_FCR, 0x0);	/* FIFOs off */
 	_outb(SER_LCR, 0x03);	/* 8 data bits, one stop bit, no parity */
@@ -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);
 }