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From: Andrew Turner <andrew@FreeBSD.org>
To: Perforce Change Reviews <perforce@freebsd.org>
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Subject: PERFORCE change 144219 for review
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http://perforce.freebsd.org/chv.cgi?CH=144219

Change 144219 by andrew@andrew_bender on 2008/06/28 00:04:59

	Add support to receive data through the uart driver

Affected files ...

.. //depot/projects/arm/src/sys/arm/s3c2xx0/uart_dev_s3c2410.c#6 edit

Differences ...

==== //depot/projects/arm/src/sys/arm/s3c2xx0/uart_dev_s3c2410.c#6 (text+ko) ====

@@ -109,7 +109,7 @@
 	brd = sscomspeed(baudrate, bas->rclk);
 	uart_setreg(bas, SSCOM_UBRDIV, brd);
 	/* Enable UART. */
-	uart_setreg(bas, SSCOM_UCON, UCON_TXMODE_INT|UCON_RXMODE_INT);
+	uart_setreg(bas, SSCOM_UCON, UCON_TXMODE_INT|UCON_RXMODE_INT|UCON_TOINT);
 	uart_setreg(bas, SSCOM_UMCON, UMCON_RTS);
 }
 
@@ -207,6 +207,7 @@
 s3c2410_bus_receive(struct uart_softc *sc)
 {
 	
+	uart_rx_put(sc, uart_getreg(&sc->sc_bas, SSCOM_URXH));
 	return (0);
 }
 static int
@@ -227,6 +228,10 @@
 	if ((sr & UFSTAT_TXCOUNT) == 0 && sc->sc_txbusy) {
 		ipend |= SER_INT_TXIDLE;
 	}
+	if ((sr & UFSTAT_RXCOUNT) != 0) {
+		ipend |= SER_INT_RXREADY;
+	}
+
 	return (ipend);
 }
 static int