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/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/atimodule.c,v 1.6 2000/06/19 15:00:57 tsi Exp $ */
/*
* Copyright 1997 through 2000 by Marc Aurele La France (TSI @ UQV), tsi@ualberta.ca
*
* 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.
*/
#ifdef XFree86LOADER
#include "ati.h"
#include "atimodule.h"
#include "atistruct.h"
#include "ativersion.h"
/* Module loader interface */
static XF86ModuleVersionInfo ATIVersionRec =
{
ATI_DRIVER_NAME,
MODULEVENDORSTRING,
MODINFOSTRING1,
MODINFOSTRING2,
XF86_VERSION_CURRENT,
ATI_VERSION_MAJOR, ATI_VERSION_MINOR, ATI_VERSION_PATCH,
ABI_CLASS_VIDEODRV,
ABI_VIDEODRV_VERSION,
MOD_CLASS_VIDEODRV,
{0, 0, 0, 0}
};
/*
* ATISetup --
*
* This function is called every time the module is loaded.
*/
static pointer
ATISetup
(
pointer Module,
pointer Options,
int *ErrorMajor,
int *ErrorMinor
)
{
static Bool Inited = FALSE;
if (!Inited)
{
Inited = TRUE;
xf86AddDriver(&ATI, Module, 0);
/*
* Tell loader about symbols from other modules that this module might
* refer to.
*/
LoaderRefSymbols(
"xf1bppScreenInit",
"xf4bppScreenInit",
"cfbScreenInit",
"cfb16ScreenInit",
"cfb24ScreenInit",
"cfb32ScreenInit",
"ShadowFBInit",
"XAACreateInfoRec",
"XAADestroyInfoRec",
"XAAInit",
NULL);
return (pointer)TRUE;
}
if (ErrorMajor)
*ErrorMajor = LDR_ONCEONLY;
return NULL;
}
/* The following record must be called atiModuleData */
XF86ModuleData atiModuleData =
{
&ATIVersionRec,
ATISetup,
NULL
};
/*
* ATILoadModule --
*
* Load a specific module and register its main entry with the loader.
*/
static Bool
ATILoadModule
(
ScrnInfoPtr pScreenInfo,
const char *Module,
const char *Symbol
)
{
if (!xf86LoadSubModule(pScreenInfo, Module))
return FALSE;
xf86LoaderReqSymbols(Symbol, NULL);
return TRUE;
}
/*
* ATILoadModules --
*
* This function loads other modules required for a screen.
*/
Bool
ATILoadModules
(
ScrnInfoPtr pScreenInfo,
ATIPtr pATI
)
{
/* Load shadow frame buffer code if needed */
if (pATI->OptionShadowFB &&
!ATILoadModule(pScreenInfo, "shadowfb", "ShadowFBInit"))
return FALSE;
/* Load XAA if needed */
if (pATI->OptionAccel)
{
if (!ATILoadModule(pScreenInfo, "xaa", "XAAInit"))
return FALSE;
/* Require more XAA symbols */
xf86LoaderReqSymbols("XAACreateInfoRec", "XAADestroyInfoRec", NULL);
}
/* Load depth-specific entry points */
switch (pATI->bitsPerPixel)
{
case 1:
return ATILoadModule(pScreenInfo, "xf1bpp", "xf1bppScreenInit");
case 4:
return ATILoadModule(pScreenInfo, "xf4bpp", "xf4bppScreenInit");
case 8:
return ATILoadModule(pScreenInfo, "cfb", "cfbScreenInit");
case 16:
return ATILoadModule(pScreenInfo, "cfb16", "cfb16ScreenInit");
case 24:
return ATILoadModule(pScreenInfo, "cfb24", "cfb24ScreenInit");
case 32:
return ATILoadModule(pScreenInfo, "cfb32", "cfb32ScreenInit");
default:
return FALSE;
}
}
#endif /* XFree86LOADER */
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