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-rw-r--r--sys/isa/sio.c37
1 files changed, 23 insertions, 14 deletions
diff --git a/sys/isa/sio.c b/sys/isa/sio.c
index b8aa9e2..7cabae4 100644
--- a/sys/isa/sio.c
+++ b/sys/isa/sio.c
@@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* from: @(#)com.c 7.5 (Berkeley) 5/16/91
- * $Id: sio.c,v 1.119 1995/11/21 09:15:04 bde Exp $
+ * $Id: sio.c,v 1.120 1995/11/28 09:41:47 julian Exp $
*/
#include "sio.h"
@@ -97,8 +97,10 @@
#define com_scr 7 /* scratch register for 16450-16550 (R/W) */
#ifdef JREMOD
+#ifdef DEVFS
+#include <sys/devfsext.h>
+#endif /*DEVFS*/
#define CDEV_MAJOR 28
-static void sio_devsw_install();
#endif /*JREMOD*/
@@ -883,9 +885,6 @@ determined_type: ;
s = spltty();
com_addr(unit) = com;
splx(s);
-#ifdef JREMOD
- sio_devsw_install();
-#endif /*JREMOD*/
return (1);
}
@@ -2574,18 +2573,28 @@ struct cdevsw sio_cdevsw =
static sio_devsw_installed = 0;
-static void sio_devsw_install()
+static void sio_drvinit(void *unused)
{
- dev_t descript;
+ dev_t dev;
+
if( ! sio_devsw_installed ) {
- descript = makedev(CDEV_MAJOR,0);
- cdevsw_add(&descript,&sio_cdevsw,NULL);
-#if defined(BDEV_MAJOR)
- descript = makedev(BDEV_MAJOR,0);
- bdevsw_add(&descript,&sio_bdevsw,NULL);
-#endif /*BDEV_MAJOR*/
+ dev = makedev(CDEV_MAJOR,0);
+ cdevsw_add(&dev,&sio_cdevsw,NULL);
sio_devsw_installed = 1;
- }
+#ifdef DEVFS
+ {
+ int x;
+/* default for a simple device with no probe routine (usually delete this) */
+ x=devfs_add_devsw(
+/* path name devsw minor type uid gid perm*/
+ "/", "sio", major(dev), 0, DV_CHR, 0, 0, 0600);
+ }
+ }
+#endif
}
+
+SYSINIT(siodev,SI_SUB_DRIVERS,SI_ORDER_MIDDLE+CDEV_MAJOR,sio_drvinit,NULL)
+
#endif /* JREMOD */
+
#endif /* NSIO > 0 */
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