[src/trunk]: src/sys/dev/wsfont implement a pseudo-device wsfont for access t...

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

details:   https://anonhg.NetBSD.org/src/rev/320996031eed
branches:  trunk
changeset: 514471:320996031eed
user:      drochner <drochner%NetBSD.org@localhost>
date:      Mon Sep 03 17:05:20 2001 +0000

description:
implement a pseudo-device wsfont for access to the wsfont machinery

diffstat:

 sys/dev/wsfont/files.wsfont |    6 +-
 sys/dev/wsfont/wsfontdev.c  |  115 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 120 insertions(+), 1 deletions(-)

diffs (136 lines):

diff -r 0c42b36ca0b0 -r 320996031eed sys/dev/wsfont/files.wsfont
--- a/sys/dev/wsfont/files.wsfont       Mon Sep 03 17:04:11 2001 +0000
+++ b/sys/dev/wsfont/files.wsfont       Mon Sep 03 17:05:20 2001 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: files.wsfont,v 1.8 2000/11/24 15:47:15 tsutsui Exp $
+#      $NetBSD: files.wsfont,v 1.9 2001/09/03 17:05:20 drochner Exp $
 
 file   dev/wsfont/wsfont.c     rasterconsole | wsdisplay
 
@@ -11,3 +11,7 @@
                                FONT_SONY8x16
                                FONT_SONY12x24
                                FONT_OMRON12x20
+
+defpseudo wsfont
+
+file   dev/wsfont/wsfontdev.c  wsfont needs-flag
diff -r 0c42b36ca0b0 -r 320996031eed sys/dev/wsfont/wsfontdev.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/wsfont/wsfontdev.c        Mon Sep 03 17:05:20 2001 +0000
@@ -0,0 +1,115 @@
+/* $NetBSD: wsfontdev.c,v 1.1 2001/09/03 17:05:20 drochner Exp $ */
+
+/*
+ * Copyright (c) 2001
+ *     Matthias Drochner.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions, and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/conf.h>
+#include <sys/ioctl.h>
+#include <sys/malloc.h>
+
+#include <dev/wsfont/wsfont.h>
+#include <dev/wscons/wsconsio.h> /* XXX */
+
+void wsfontattach(int);
+cdev_decl(wsfont);
+
+static int wsfont_isopen;
+
+void
+wsfontattach(n)
+       int n;
+{
+
+       wsfont_init();
+}
+
+int
+wsfontopen(dev, flag, mode, p)
+       dev_t dev;
+       int flag, mode;
+       struct proc *p;
+{
+
+       if (wsfont_isopen)
+               return (EBUSY);
+       wsfont_isopen = 1;
+       return (0);
+}
+
+int
+wsfontclose(dev, flag, mode, p)
+       dev_t dev;
+       int flag, mode;
+       struct proc *p;
+{
+
+       wsfont_isopen = 0;
+       return (0);
+}
+
+int
+wsfontioctl(dev, cmd, data, flag, p)
+       dev_t dev;
+       u_long cmd;
+       caddr_t data;
+       int flag;
+       struct proc *p;
+{
+       char nbuf[16];
+       void *buf;
+       int res;
+
+       switch (cmd) {
+       case WSDISPLAYIO_LDFONT:
+#define d ((struct wsdisplay_font *)data)
+               if (d->name) {
+                       res = copyinstr(d->name, nbuf, sizeof(nbuf), 0);
+                       if (res)
+                               return (res);
+                       d->name = nbuf;
+               } else
+                       d->name = "loaded"; /* ??? */
+               buf = malloc(d->fontheight * d->stride * d->numchars,
+                            M_DEVBUF, M_WAITOK);
+               res = copyin(d->data, buf,
+                            d->fontheight * d->stride * d->numchars);
+               if (res) {
+                       free(buf, M_DEVBUF);
+                       return (res);
+               }
+               d->data = buf;
+               res = wsfont_add(d, 1);
+               free(buf, M_DEVBUF);
+#undef d
+               return (res);
+       default:
+               return (EINVAL);
+       }
+
+       return (0);
+}