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authorEddie C. Dost <ecd@brainaid.de>2006-01-18 14:54:31 -0800
committerDavid S. Miller <davem@davemloft.net>2006-01-18 14:54:31 -0800
commitc126cf80d450a4d0aac3de7162d4c14b5c971b24 (patch)
treedfac36b98cd1ff6d05d2a15482c39c2ecedc5cb3 /drivers
parentc07a8475ddcadb55b11379c35c9586971a9cedbf (diff)
downloadlinux-c126cf80d450a4d0aac3de7162d4c14b5c971b24.tar.gz
[SPARC64]: Serial Console for E250 Patch
From: Eddie C. Dost <ecd@brainaid.de>

I have the following patch for serial console over the RSC
(remote system controller) on my E250 machine. It basically adds
support for input-device=rsc and output-device=rsc from OBP, and
allows 115200,8,n,1,- serial mode setting.

Signed-off-by: David S. Miller <davem@davemloft.net>



Diffstat (limited to 'drivers')
-rw-r--r--drivers/serial/suncore.c34
-rw-r--r--drivers/serial/sunsab.c7
2 files changed, 36 insertions, 5 deletions
diff --git a/drivers/serial/suncore.c b/drivers/serial/suncore.c
index 5fc4a62173d9..fa4ae94243c2 100644
--- a/drivers/serial/suncore.c
+++ b/drivers/serial/suncore.c
@@ -34,6 +34,7 @@ sunserial_console_termios(struct console *con)
 	char *mode_prop = "ttyX-mode";
 	char *cd_prop = "ttyX-ignore-cd";
 	char *dtr_prop = "ttyX-rts-dtr-off";
+	char *ssp_console_modes_prop = "ssp-console-modes";
 	int baud, bits, stop, cflag;
 	char parity;
 	int carrier = 0;
@@ -43,14 +44,39 @@ sunserial_console_termios(struct console *con)
 	if (!serial_console)
 		return;
 
-	if (serial_console == 1) {
+	switch (serial_console) {
+	case PROMDEV_OTTYA:
 		mode_prop[3] = 'a';
 		cd_prop[3] = 'a';
 		dtr_prop[3] = 'a';
-	} else {
+		break;
+
+	case PROMDEV_OTTYB:
 		mode_prop[3] = 'b';
 		cd_prop[3] = 'b';
 		dtr_prop[3] = 'b';
+		break;
+
+	case PROMDEV_ORSC:
+
+		nd = prom_pathtoinode("rsc");
+		if (!nd) {
+			strcpy(mode, "115200,8,n,1,-");
+			goto no_options;
+		}
+
+		if (!prom_node_has_property(nd, ssp_console_modes_prop)) {
+			strcpy(mode, "115200,8,n,1,-");
+			goto no_options;
+		}
+
+		memset(mode, 0, sizeof(mode));
+		prom_getstring(nd, ssp_console_modes_prop, mode, sizeof(mode));
+		goto no_options;
+
+	default:
+		strcpy(mode, "9600,8,n,1,-");
+		goto no_options;
 	}
 
 	topnd = prom_getchild(prom_root_node);
@@ -110,6 +136,10 @@ no_options:
 		case 9600: cflag |= B9600; break;
 		case 19200: cflag |= B19200; break;
 		case 38400: cflag |= B38400; break;
+		case 57600: cflag |= B57600; break;
+		case 115200: cflag |= B115200; break;
+		case 230400: cflag |= B230400; break;
+		case 460800: cflag |= B460800; break;
 		default: baud = 9600; cflag |= B9600; break;
 	}
 
diff --git a/drivers/serial/sunsab.c b/drivers/serial/sunsab.c
index 7e773ff76c61..8bcaebcc0ad7 100644
--- a/drivers/serial/sunsab.c
+++ b/drivers/serial/sunsab.c
@@ -897,9 +897,6 @@ static int sunsab_console_setup(struct console *con, char *options)
 
 	sunserial_console_termios(con);
 
-	/* Firmware console speed is limited to 150-->38400 baud so
-	 * this hackish cflag thing is OK.
-	 */
 	switch (con->cflag & CBAUD) {
 	case B150: baud = 150; break;
 	case B300: baud = 300; break;
@@ -910,6 +907,10 @@ static int sunsab_console_setup(struct console *con, char *options)
 	default: case B9600: baud = 9600; break;
 	case B19200: baud = 19200; break;
 	case B38400: baud = 38400; break;
+	case B57600: baud = 57600; break;
+	case B115200: baud = 115200; break;
+	case B230400: baud = 230400; break;
+	case B460800: baud = 460800; break;
 	};
 
 	/*