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Diffstat (limited to 'src/mesa/drivers/ggi/display/fbdev_mode.c')
-rw-r--r--src/mesa/drivers/ggi/display/fbdev_mode.c130
1 files changed, 130 insertions, 0 deletions
diff --git a/src/mesa/drivers/ggi/display/fbdev_mode.c b/src/mesa/drivers/ggi/display/fbdev_mode.c
new file mode 100644
index 0000000000..85c35ffe0e
--- /dev/null
+++ b/src/mesa/drivers/ggi/display/fbdev_mode.c
@@ -0,0 +1,130 @@
+/******************************************************************************
+
+ display-fbdev-mesa
+
+ Copyright (C) 1999 Jon Taylor [taylorj@ggi-project.org]
+
+ 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 <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <sys/mman.h>
+
+#include <linux/fb.h>
+
+#include <ggi/internal/ggi-dl.h>
+#include <ggi/mesa/ggimesa_int.h>
+#include <ggi/mesa/display_fbdev.h>
+#include <ggi/mesa/debug.h>
+
+#ifndef MAP_FAILED
+#define MAP_FAILED ((void*)-1)
+#endif
+
+#define FB_KLUDGE_FONTX 8
+#define FB_KLUDGE_FONTY 16
+#define FB_KLUDGE_TEXTMODE 13
+#define TIMINGFILE "/etc/fb.modes"
+
+int GGIMesa_fbdev_getapi(ggi_visual *vis, int num, char *apiname, char *arguments)
+{
+ struct fbdev_priv_mesa *priv = GGIMESA_PRIV(vis);
+
+ arguments = '\0';
+
+ switch(num) {
+ case 0:
+ if (priv->oldpriv->have_accel) {
+ strcpy(apiname, priv->oldpriv->accel);
+ return 0;
+ }
+ break;
+ }
+
+ return -1;
+}
+
+static int do_setmode(ggi_visual *vis)
+{
+ struct fbdev_priv_mesa *priv = GGIMESA_PRIV(vis);
+ int err, id;
+ char libname[GGI_API_MAXLEN], libargs[GGI_API_MAXLEN];
+ ggi_graphtype gt;
+
+ _ggiZapMode(vis, ~GGI_DL_OPDISPLAY);
+ priv->have_accel = 0;
+
+ for (id = 1; GGIMesa_fbdev_getapi(vis, id, libname, libargs) == 0; id++) {
+ if (_ggiOpenDL(vis, libname, libargs, NULL) == 0) {
+ GGIMESADPRINT_LIBS(stderr, "display-fbdev-mesa: Error opening the "
+ "%s (%s) library.\n", libname, libargs);
+ return GGI_EFATAL;
+ }
+
+ GGIMESADPRINT_CORE("Success in loading %s (%s)\n",
+ libname, libargs);
+ }
+
+ if (priv->oldpriv->accel &&
+ _ggiOpenDL(vis, priv->accel, NULL, NULL) != 0) {
+ priv->have_accel = 1;
+ } else {
+ priv->have_accel = 0;
+ }
+ vis->accelactive = 0;
+
+ ggiIndicateChange(vis, GGI_CHG_APILIST);
+
+ GGIMESADPRINT_CORE("display-fbdev-mesa: do_setmode SUCCESS\n");
+
+ return 0;
+}
+
+
+int GGIMesa_fbdev_setmode(ggi_visual *vis, ggi_mode *mode)
+{
+ int err;
+
+ if ((err = ggiCheckMode(vis, mode)) != 0) {
+ return err;
+ }
+
+ GGIMESADPRINT_CORE("display-fbdev-mesa: setmode %dx%d#%dx%dF%d[0x%02x]\n",
+ mode->visible.x, mode->visible.y,
+ mode->virt.x, mode->virt.y,
+ mode->frames, mode->graphtype);
+
+ memcpy(LIBGGI_MODE(vis), mode, sizeof(ggi_mode));
+
+ /* Now actually set the mode */
+ err = do_setmode(vis);
+ if (err != 0) {
+ return err;
+ }
+
+ GGIMESADPRINT_CORE("display-fbdev-mesa: setmode success.\n");
+
+ return 0;
+}