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1 files changed, 157 insertions, 0 deletions

diff --git a/src/mesa/drivers/ggi/display/fbdev_visual.c b/src/mesa/drivers/ggi/display/fbdev_visual.c
new file mode 100644
index 0000000000..30ad340226
--- /dev/null
+++ b/src/mesa/drivers/ggi/display/fbdev_visual.c
@@ -0,0 +1,157 @@
+/* $Id: fbdev_visual.c,v 1.1 1999/08/21 05:57:59 jtaylor Exp $
+******************************************************************************
+
+   display-fbdev-mesa: visual handling
+
+   Copyright (C) 1998 Andrew Apted	[andrew@ggi-project.org]
+   Copyright (C) 1999 Marcus Sundberg	[marcus@ggi-project.org]
+   Copyright (C) 1999 Creative Labs
+
+   Permission is hereby granted, free of charge, to any person obtaining a
+   copy of this software and associated documentation files (the "Software"),
+   to deal in the Software without restriction, including without limitation
+   the rights to use, copy, modify, merge, publish, distribute, sublicense,
+   and/or sell copies of the Software, and to permit persons to whom the
+   Software is furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included in
+   all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+   THE AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+   IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+   CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+******************************************************************************
+*/
+
+#include <ggi/internal/ggi-dl.h>
+#include <ggi/mesa/ggimesa_int.h>
+#include <ggi/mesa/display/fbdev.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#include <errno.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+
+#ifdef HAVE_SYS_VT_H
+#include <sys/vt.h>
+#else
+#include <linux/vt.h>
+#endif
+#ifdef HAVE_LINUX_KDEV_T_H
+#include <linux/kdev_t.h>
+#endif
+#include <linux/tty.h>
+
+#define MAX_DEV_LEN	63
+#define DEFAULT_FBNUM	0
+
+static char accel_prefix[] = "tgt-fbdev-";
+#define PREFIX_LEN	(sizeof(accel_prefix))
+
+typedef struct {
+	int   async;
+	char *str;
+} accel_info;
+
+static accel_info accel_strings[] = {
+	{ 0, "kgicon-generic",},	/* no accel - check for KGIcon	*/
+	{ 0, NULL },			/* Atari Blitter		*/
+};
+
+#define NUM_ACCELS	(sizeof(accel_strings)/sizeof(accel_info))
+
+/* FIXME: These should really be defined in the make system */
+#define CONF_FILE "/usr/local/etc/ggi/mesa/targets/fbdev.conf"
+void *_configHandle;
+char confstub[512] = CONF_FILE;
+char *conffile = confstub;
+
+static int changed(ggi_visual_t vis, int whatchanged)
+{
+	gl_ggiDEBUG("Entered ggimesa_fbdev_changed\n");
+	switch (whatchanged)
+	{
+		case GGI_CHG_APILIST:
+		{
+			char api[256];
+			char args[256];
+			int i;
+			const char *fname;
+			ggi_dlhandle *lib;
+			
+			for (i = 0; ggiGetAPI(vis, i, api, args) == 0; i++)
+			{
+				strcat(api, "-mesa");
+				gl_ggiDEBUG("ggimesa_fbdev_changed: api=%s, i=%d\n", api, i);
+				fname = ggMatchConfig(_configHandle, api, NULL);
+				if (fname == NULL)
+				{
+					/* No special implementation for this sublib */
+					continue;
+				}
+				
+				lib = ggiExtensionLoadDL(vis, fname, args, NULL);
+			}
+		}
+		break;
+	}
+	gl_ggiDEBUG("Leaving ggimesa_fbdev_changed\n");
+	return 0;
+}
+
+int GGIdlinit(ggi_visual *vis, const char *args, void *argptr)
+{
+	fbdev_hook_mesa *priv;
+	char libname[256], libargs[256];
+	int id, err;
+	ggifunc_getapi *oldgetapi;
+
+	gl_ggiDEBUG("display-fbdev-mesa: GGIdlinit start\n");
+	
+	GGIMESA_PRIVATE(vis) = priv = malloc(sizeof(fbdev_hook_mesa));
+	if (priv == NULL) {
+		fprintf(stderr, "Failed to allocate fbdev_hook!\n");
+		return GGI_DL_ERROR;
+	}
+	
+	priv->oldpriv = LIBGGI_PRIVATE(vis);  // Hook back
+	
+	err = ggLoadConfig(conffile, &_configHandle);
+	if (err != GGI_OK)
+	{
+		gl_ggiPrint("display-fbdev: Couldn't open %s\n", conffile);
+		return err;
+	}
+	
+	LIBGGI_MESAEXT(vis)->update_state = NULL;
+	LIBGGI_MESAEXT(vis)->setup_driver = NULL;
+	
+	oldgetapi = vis->opdisplay->getapi;
+	vis->opdisplay->getapi = GGIMesa_fbdev_getapi;
+	changed(vis, GGI_CHG_APILIST);	
+	/* If the accel sublibs didn't sucessfuly hook a driver,
+	 * back up and keep looking */
+	if ((LIBGGI_MESAEXT(vis)->update_state == NULL) ||
+	    (LIBGGI_MESAEXT(vis)->setup_driver == NULL))
+	{
+		vis->opdisplay->getapi = oldgetapi;
+	}
+
+	gl_ggiDEBUG("display-fbdev-mesa: GGIdlinit done\n");
+	return 0;
+}
+
+int GGIdlcleanup(ggi_visual *vis)
+{
+	return 0;
+}
+
+#include <ggi/internal/ggidlinit.h>