[src/trunk]: src/sys/compat/darwin Report keyup and keydown events

[manu <manu%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/e506c54f1f22
branches:  trunk
changeset: 552702:e506c54f1f22
user:      manu <manu%NetBSD.org@localhost>
date:      Tue Sep 30 19:56:54 2003 +0000

description:
Report keyup and keydown events
Qhen the event queue is full, sleep so that the process will be able to
consume entries

diffstat:

 sys/compat/darwin/darwin_iohidsystem.c |  43 ++++++++++++++++++++++++++-------
 1 files changed, 34 insertions(+), 9 deletions(-)

diffs (78 lines):

diff -r 34ac42041d17 -r e506c54f1f22 sys/compat/darwin/darwin_iohidsystem.c
--- a/sys/compat/darwin/darwin_iohidsystem.c    Tue Sep 30 19:49:00 2003 +0000
+++ b/sys/compat/darwin/darwin_iohidsystem.c    Tue Sep 30 19:56:54 2003 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: darwin_iohidsystem.c,v 1.14 2003/09/14 09:48:42 manu Exp $ */
+/*     $NetBSD: darwin_iohidsystem.c,v 1.15 2003/09/30 19:56:54 manu Exp $ */
 
 /*-
  * Copyright (c) 2003 The NetBSD Foundation, Inc.
@@ -37,7 +37,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: darwin_iohidsystem.c,v 1.14 2003/09/14 09:48:42 manu Exp $");
+__KERNEL_RCSID(0, "$NetBSD: darwin_iohidsystem.c,v 1.15 2003/09/30 19:56:54 manu Exp $");
 
 #include "ioconf.h"
 #include "wsmux.h"
@@ -341,13 +341,7 @@
                if ((error = (*wsmux_cdevsw.d_read)(dev, &auio, 0)) != 0)
                        goto exit;
 
-               /* 
-                * Send a, I/O notification 
-                */
-               mr = darwin_iohidsystem_devclass.mid_notify;
-               if (mr != NULL)
-                       mach_notify_iohidsystem(l, mr);
-
+               if ((error = (*wsmux_cdevsw.d_read)(dev, &auio, 0)) != 0)
                diei = &evg->evg_evqueue[evg->evg_event_last];
                while (diei->diei_sem != 0)
                        tsleep((void *)&diei->diei_sem, PZERO, "iohid_lock", 1);
@@ -368,6 +362,27 @@
                evg->evg_event_tail++;
                if (evg->evg_event_tail == DARWIN_IOHIDSYSTEM_EVENTQUEUE_LEN)
                        evg->evg_event_tail = 0;
+
+               /* 
+                * Send a I/O notification if the process
+                * has consumed all available entries
+                */
+               if (evg->evg_event_last == evg->evg_event_head) {
+                       mr = darwin_iohidsystem_devclass.mid_notify;
+                       if (mr != NULL)
+                               mach_notify_iohidsystem(l, mr);
+               }
+
+
+               /* 
+                * If the queue is full, ie: the next event slot is not 
+                * yet consumed, sleep until the process consumes it.
+                */
+               diei = &evg->evg_evqueue[evg->evg_event_tail];
+               die = (darwin_iohidsystem_event *)&diei->diei_event;
+               while (die->die_type != 0)
+                       tsleep((void *)&die->die_type, PZERO, "iohid_full", 1);
+
        }
 
 exit:
@@ -495,6 +510,16 @@
                hidevt->die_data.mouse.buttonid = wsevt->value;
                break;
 
+       case WSCONS_EVENT_KEY_DOWN:
+               hidevt->die_type = DARWIN_NX_KEYDOWN;
+               hidevt->die_data.key.keycode = wsevt->value;
+               break;
+
+       case WSCONS_EVENT_KEY_UP:
+               hidevt->die_type = DARWIN_NX_KEYUP;
+               hidevt->die_data.key.keycode = wsevt->value;
+               break;
+               
        default:
 
 #ifdef DEBUG_DARWIN