r397 - openbios-devel/drivers

Author: laurent
Date: 2009-01-13 08:49:44 +0100 (Tue, 13 Jan 2009)
New Revision: 397

Modified:
   openbios-devel/drivers/escc.c
Log:
Add aliases for ch-a and ch-b: ttya, ttyb for oldworld, and scca and sccb for all

Modified: openbios-devel/drivers/escc.c
===================================================================
--- openbios-devel/drivers/escc.c	2009-01-12 20:46:27 UTC (rev 396)
+++ openbios-devel/drivers/escc.c	2009-01-13 07:49:44 UTC (rev 397)
@@ -360,27 +360,40 @@
 escc_add_channel(const char *path, const char *node, uint32_t addr,
                  uint32_t offset)
 {
-    char buf[64];
-    phandle_t dnode;
+    char buf[64], tty[32];
+    phandle_t dnode, aliases;
+    int len;

-    push_str(path);
-    fword("find-device");
-    fword("new-device");
+    /* add device */

-    push_str(node);
-    fword("device-name");
+    snprintf(buf, sizeof(buf), "%s/ch-%s", path, node);

-    snprintf(buf, sizeof(buf), "%s/%s", path, node);
+    REGISTER_NAMED_NODE(escc, buf);

-    REGISTER_NODE_METHODS(escc, buf);
+    activate_device(buf);

+    /* add aliases */
+
+    aliases = find_dev("/aliases");
+
+    snprintf(buf, sizeof(buf), "%s/ch-%s", path, node);
+    OLDWORLD(snprintf(tty, sizeof(tty), "tty%s", node));
+    OLDWORLD(set_property(aliases, tty, buf, strlen(buf) + 1));
+    snprintf(tty, sizeof(tty), "scc%s", node);
+    set_property(aliases, tty, buf, strlen(buf) + 1);
+
+    /* add properties */
+
     dnode = find_dev(buf);
     set_property(dnode, "device_type", "serial",
                  strlen("serial") + 1);
-    memcpy(buf, node, 5);
-    memcpy(&buf[5], "CHRP,es2", 9);
-    set_property(dnode, "compatible", buf, 5 + 9);
-    fword("finish-device");
+
+    snprintf(buf, sizeof(buf), "ch-%s", node);
+    len = strlen(buf) + 1;
+    snprintf(buf + len, sizeof(buf) - len, "CHRP,es2");
+    set_property(dnode, "compatible", buf, len + 9);
+
+    device_end();
 }

void
@@ -411,8 +424,8 @@

fword("finish-device");

-    escc_add_channel(buf, "ch-a", IO_ESCC_OFFSET, 2);
-    escc_add_channel(buf, "ch-b", IO_ESCC_OFFSET, 0);
+    escc_add_channel(buf, "a", IO_ESCC_OFFSET, 2);
+    escc_add_channel(buf, "b", IO_ESCC_OFFSET, 0);

/* Reinitialize uart */
     uart_init(addr + IO_ESCC_OFFSET, CONFIG_SERIAL_SPEED);