260 lines
7.5 KiB
C
260 lines
7.5 KiB
C
|
|
/* $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 1.8 2003/11/17 22:20:36 dawes 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);
|
|
}
|
|
|