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/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/atiload.c,v 1.15 2003/08/29 21:07:57 tsi Exp $ */
/*
* Copyright 2000 through 2004 by Marc Aurele La France (TSI @ UQV), tsi@xfree86.org
*
* 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, and
* that the name of Marc Aurele La France not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. Marc Aurele La France makes no representations
* about the suitability of this software for any purpose. It is provided
* "as-is" without express or implied warranty.
*
* MARC AURELE LA FRANCE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO
* EVENT SHALL MARC AURELE LA FRANCE BE LIABLE 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.
*
* DRI support by:
* Leif Delgass <ldelgass@retinalburn.net>
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef XFree86LOADER
#include <string.h>
#include "ati.h"
#include "atiload.h"
#include "atistruct.h"
#include "atimach64cursor.h"
/*
* ATILoadModule --
*
* Load a specific module and register with the loader those of its entry
* points that are referenced by this driver.
*/
pointer
ATILoadModule
(
ScrnInfoPtr pScreenInfo,
const char *Module,
const char **SymbolList
)
{
pointer pModule = xf86LoadSubModule(pScreenInfo, Module);
if (pModule)
xf86LoaderReqSymLists(SymbolList, NULL);
return pModule;
}
/*
* ATILoadModules --
*
* This function loads other modules required for a screen.
*/
pointer
ATILoadModules
(
ScrnInfoPtr pScreenInfo,
ATIPtr pATI
)
{
pointer fbPtr = NULL;
/* Load shadow frame buffer code if needed */
if (pATI->OptionShadowFB &&
!ATILoadModule(pScreenInfo, "shadowfb", ATIshadowfbSymbols))
return NULL;
/* Load depth-specific entry points */
switch (pATI->bitsPerPixel) {
case 8:
case 16:
case 24:
case 32:
fbPtr = ATILoadModule(pScreenInfo, "fb", ATIfbSymbols);
break;
default:
return NULL;
}
if (!fbPtr)
return NULL;
/* Load ramdac module if needed */
if (pATI->HWCursor &&
!ATILoadModule(pScreenInfo, "ramdac", ATIramdacSymbols))
return NULL;
#ifdef USE_EXA
/* Load EXA if needed */
if (pATI->useEXA && pATI->OptionAccel)
{
/* Cannot use ATILoadModule(), because of version checking */
XF86ModReqInfo req;
int errmaj, errmin;
memset(&req, 0, sizeof(XF86ModReqInfo));
req.majorversion = 2;
req.minorversion = 0;
if (!LoadSubModule(pScreenInfo->module, "exa", NULL, NULL, NULL, &req,
&errmaj, &errmin))
{
LoaderErrorMsg(NULL, "exa", errmaj, errmin);
return NULL;
}
xf86LoaderReqSymLists(ATIexaSymbols, NULL);
}
#endif
#ifdef USE_XAA
/* Load XAA if needed */
if (!pATI->useEXA && pATI->OptionAccel &&
!ATILoadModule(pScreenInfo, "xaa", ATIxaaSymbols))
return NULL;
#endif
return fbPtr;
}
#endif /* XFree86LOADER */
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