Make sure ser02 will be connected to the 8530 when being opened; from netbsd

diff --git a/sys/arch/atari/dev/zs.c b/sys/arch/atari/dev/zs.c
index d4bd7d4..96c8ae0 100644 (file)
--- a/sys/arch/atari/dev/zs.c
+++ b/sys/arch/atari/dev/zs.c
@@ -1,4 +1,4 @@
-/*     $NetBSD: zs.c,v 1.9 1995/09/23 20:29:17 leo Exp $       */
+/*     $NetBSD: zs.c,v 1.9.2.1 1995/11/15 21:39:45 leo Exp $   */
 
 /*
  * Copyright (c) 1995 L. Weppelman (Atari modifications)
@@ -69,6 +69,7 @@
 #include <machine/iomap.h>
 #include <machine/scu.h>
 #include <machine/mfp.h>
+#include <machine/video.h>
 
 #include <dev/ic/z8530reg.h>
 #include <atari/dev/zsvar.h>
@@ -306,6 +307,16 @@ struct proc        *p;
        if(zs >= zscd.cd_ndevs || (zi = zscd.cd_devs[zs]) == NULL)
                return (ENXIO);
        cs = &zi->zi_cs[unit & 1];
+
+       /*
+        * When port A (ser02) is selected on the TT, make sure
+        * the port is enabled.
+        */
+       if((machineid & ATARI_TT) && !(unit & 1)) {
+               SOUND->sd_selr = YM_IOA;
+               SOUND->sd_wdat = SOUND->sd_rdat | PA_SER2;
+       }
+
        tp = cs->cs_ttyp;
        if(tp == NULL) {
                cs->cs_ttyp  = tp = ttymalloc();