Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1

Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:

Imported nx-X11-3.1.0-1.tar.gz
into Git repository

1 files changed, 259 insertions, 0 deletions

diff --git a/nx-X11/programs/Xserver/hw/sun/sunFbs.c b/nx-X11/programs/Xserver/hw/sun/sunFbs.c
new file mode 100644
index 000000000..1acf2517b
--- /dev/null
+++ b/nx-X11/programs/Xserver/hw/sun/sunFbs.c
@@ -0,0 +1,259 @@
+
+/* $Xorg: sunFbs.c,v 1.4 2001/02/09 02:04:43 xorgcvs Exp $ */
+
+/*
+Copyright 1990, 1993, 1998  The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+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
+OPEN GROUP 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.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ */
+
+/************************************************************
+Copyright 1987 by Sun Microsystems, Inc. Mountain View, CA.
+
+                    All Rights Reserved
+
+Permission  to  use,  copy,  modify,  and  distribute   this
+software  and  its documentation for any purpose and without
+fee is hereby granted, provided that the above copyright no-
+tice  appear  in all copies and that both that copyright no-
+tice and this permission notice appear in  supporting  docu-
+mentation,  and  that the names of Sun or The Open Group
+not be used in advertising or publicity pertaining to 
+distribution  of  the software  without specific prior 
+written permission. Sun and The Open Group make no 
+representations about the suitability of this software for 
+any purpose. It is provided "as is" without any express or 
+implied warranty.
+
+SUN DISCLAIMS ALL WARRANTIES WITH REGARD TO  THIS  SOFTWARE,
+INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT-
+NESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SUN BE  LI-
+ABLE  FOR  ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,  DATA  OR
+PROFITS,  WHETHER  IN  AN  ACTION OF CONTRACT, NEGLIGENCE OR
+OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION  WITH
+THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+********************************************************/
+
+/*
+ * Copyright 1987 by the Regents of the University of California
+ * Copyright 1987 by Adam de Boor, UC Berkeley
+ *
+ * Permission to use, copy, modify, and distribute this
+ * software and its documentation for any purpose and without
+ * fee is hereby granted, provided that the above copyright
+ * notice appear in all copies.  The University of California
+ * makes no representations about the suitability of this
+ * software for any purpose.  It is provided "as is" without
+ * express or implied warranty.
+ */
+
+/* $XFree86: xc/programs/Xserver/hw/sun/sunFbs.c,v 1.7 2002/12/06 00:28:50 tsi Exp $ */
+
+/****************************************************************/
+/* Modified from  sunCG4C.c for X11R3 by Tom Jarmolowski	*/
+/****************************************************************/
+
+#include "sun.h"
+#include <sys/mman.h>
+
+int sunScreenIndex;
+
+static unsigned long generation = 0;
+
+pointer sunMemoryMap (
+    size_t	len,
+    off_t	off,
+    int		fd)
+{
+    int		pagemask, mapsize;
+    caddr_t	addr;
+    pointer	mapaddr;
+
+#ifdef SVR4
+    pagemask = sysconf(_SC_PAGESIZE) - 1;
+#else 
+    pagemask = getpagesize() - 1;
+#endif
+    mapsize = ((int) len + pagemask) & ~pagemask;
+    addr = 0;
+
+#if !defined(__bsdi__) && !defined(_MAP_NEW) && !defined(__NetBSD__) && !defined(__OpenBSD__)
+    if ((addr = (caddr_t) valloc (mapsize)) == NULL) {
+	Error ("Couldn't allocate frame buffer memory");
+	(void) close (fd);
+	return NULL;
+    }
+#endif
+
+#if !defined(__NetBSD__) && !defined(__OpenBSD__)
+    /* 
+     * try and make it private first, that way once we get it, an
+     * interloper, e.g. another server, can't get this frame buffer,
+     * and if another server already has it, this one won't.
+     */
+    if ((int)(mapaddr = (pointer) mmap (addr,
+		mapsize,
+		PROT_READ | PROT_WRITE, MAP_PRIVATE,
+		fd, off)) == -1)
+#endif
+	mapaddr = (pointer) mmap (addr,
+		    mapsize,
+		    PROT_READ | PROT_WRITE, MAP_SHARED,
+		    fd, off);
+    if (mapaddr == (pointer) -1) {
+	Error ("mapping frame buffer memory");
+	(void) close (fd);
+	mapaddr = (pointer) NULL;
+    }
+    return mapaddr;
+}
+
+Bool sunScreenAllocate (
+    ScreenPtr	pScreen)
+{
+    sunScreenPtr    pPrivate;
+    extern int AllocateScreenPrivateIndex();
+
+    if (generation != serverGeneration)
+    {
+	sunScreenIndex = AllocateScreenPrivateIndex();
+	if (sunScreenIndex < 0)
+	    return FALSE;
+	generation = serverGeneration;
+    }
+    pPrivate = (sunScreenPtr) xalloc (sizeof (sunScreenRec));
+    if (!pPrivate)
+	return FALSE;
+
+    pScreen->devPrivates[sunScreenIndex].ptr = (pointer) pPrivate;
+    return TRUE;
+}
+
+Bool sunSaveScreen (
+    ScreenPtr	pScreen,
+    int		on)
+{
+    int		state;
+
+    if (on != SCREEN_SAVER_FORCER)
+    {
+	if (on == SCREEN_SAVER_ON)
+	    state = 0;
+	else
+	    state = 1;
+	(void) ioctl(sunFbs[pScreen->myNum].fd, FBIOSVIDEO, &state);
+    }
+    return( TRUE );
+}
+
+static Bool closeScreen (i, pScreen)
+    int		i;
+    ScreenPtr	pScreen;
+{
+    SetupScreen(pScreen);
+    Bool    ret;
+
+    (void) OsSignal (SIGIO, SIG_IGN);
+    sunDisableCursor (pScreen);
+    pScreen->CloseScreen = pPrivate->CloseScreen;
+    ret = (*pScreen->CloseScreen) (i, pScreen);
+    (void) (*pScreen->SaveScreen) (pScreen, SCREEN_SAVER_OFF);
+    xfree ((pointer) pPrivate);
+    return ret;
+}
+
+Bool sunScreenInit (
+    ScreenPtr	pScreen)
+{
+    SetupScreen(pScreen);
+    extern void   sunBlockHandler();
+    extern void   sunWakeupHandler();
+    static ScreenPtr autoRepeatScreen;
+    extern miPointerScreenFuncRec   sunPointerScreenFuncs;
+
+    pPrivate->installedMap = 0;
+    pPrivate->CloseScreen = pScreen->CloseScreen;
+    pScreen->CloseScreen = closeScreen;
+    pScreen->SaveScreen = sunSaveScreen;
+#ifdef XKB
+    if (noXkbExtension) {
+#endif
+    /*
+     *	Block/Unblock handlers
+     */
+    if (sunAutoRepeatHandlersInstalled == FALSE) {
+	autoRepeatScreen = pScreen;
+	sunAutoRepeatHandlersInstalled = TRUE;
+    }
+
+    if (pScreen == autoRepeatScreen) {
+        pScreen->BlockHandler = sunBlockHandler;
+        pScreen->WakeupHandler = sunWakeupHandler;
+    }
+#ifdef XKB
+    }
+#endif
+    if (!sunCursorInitialize (pScreen))
+	miDCInitialize (pScreen, &sunPointerScreenFuncs);
+    return TRUE;
+}
+
+Bool sunInitCommon (
+    int		scrn,
+    ScreenPtr	pScrn,
+    off_t	offset,
+    Bool	(*init1)(),
+    void	(*init2)(),
+    Bool	(*cr_cm)(),
+    Bool	(*save)(),
+    int		fb_off)
+{
+    unsigned char*	fb = sunFbs[scrn].fb;
+
+    if (!sunScreenAllocate (pScrn))
+	return FALSE;
+    if (!fb) {
+	if ((fb = sunMemoryMap ((size_t) sunFbs[scrn].info.fb_size, 
+			     offset, 
+			     sunFbs[scrn].fd)) == NULL)
+	    return FALSE;
+	sunFbs[scrn].fb = fb;
+    }
+    /* mfbScreenInit() or cfbScreenInit() */
+    if (!(*init1)(pScrn, fb + fb_off,
+	    sunFbs[scrn].info.fb_width,
+	    sunFbs[scrn].info.fb_height,
+	    monitorResolution, monitorResolution,
+	    sunFbs[scrn].info.fb_width,
+	    sunFbs[scrn].info.fb_depth))
+	    return FALSE;
+    miInitializeBackingStore(pScrn);
+    /* sunCGScreenInit() if cfb... */
+    if (init2)
+	(*init2)(pScrn);
+    if (!sunScreenInit(pScrn))
+	return FALSE;
+    (void) (*save) (pScrn, SCREEN_SAVER_OFF);
+    return (*cr_cm)(pScrn);
+}
+