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/*
* Copyright 1997 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.
*/
/*************************************************************************/
/*
* Author: Marc Aurele La France (TSI @ UQV), tsi@xfree86.org
*
* This is the ATI driver for XFree86.
*
* John Donne once said "No man is an island", and I am most certainly not an
* exception. Contributions, intentional or not, to this and previous versions
* of this driver by the following are hereby acknowledged:
*
* Thomas Roell, Per Lindqvist, Doug Evans, Rik Faith, Arthur Tateishi,
* Alain Hebert, Ton van Rosmalen, David Chambers, William Shubert,
* ATI Technologies Incorporated, Robert Wolff, David Dawes, Mark Weaver,
* Hans Nasten, Kevin Martin, Frederic Rienthaler, Marc Bolduc, Reuben Sumner,
* Benjamin T. Yang, James Fast Kane, Randall Hopper, W. Marcus Miller,
* Henrik Harmsen, Christian Lupien, Precision Insight Incorporated,
* Mark Vojkovich, Huw D M Davies, Andrew C Aitchison, Ani Joshi,
* Kostas Gewrgiou, Jakub Jelinek, David S. Miller, A E Lawrence,
* Linus Torvalds, William Blew, Ignacio Garcia Etxebarria, Patrick Chase,
* Vladimir Dergachev, Egbert Eich, Mike A. Harris
*
* ... and, many, many others from around the world.
*
* In addition, this work would not have been possible without the active
* support, both moral and otherwise, of the staff and management of Computing
* and Network Services at the University of Alberta, in Edmonton, Alberta,
* Canada.
*
* The driver is intended to support all ATI adapters since their VGA Wonder
* V3, including OEM counterparts.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "ati.h"
#include "atichip.h"
#include "atimodule.h"
#include "ativersion.h"
#include "atimach64probe.h"
#include "radeon_probe.h"
#include "radeon_version.h"
#include "r128_probe.h"
#include "r128_version.h"
/*
* ATIIdentify --
*
* Print the driver's list of chipset names.
*/
static void
ATIIdentify
(
int flags
)
{
/*
* Only print chip families here, chip lists are printed when a subdriver
* is loaded.
*/
xf86Msg(X_INFO, "%s: %s\n", ATI_NAME,
"ATI driver wrapper (version " ATI_VERSION_NAME ") for chipsets: "
"mach64, rage128, radeon");
}
/*
* ATIProbe --
*
* This function is called once, at the start of the first server generation to
* do a minimal probe for supported hardware.
*/
static Bool
ATIProbe
(
DriverPtr pDriver,
int flags
)
{
pciVideoPtr pVideo;
pciVideoPtr *xf86PciVideoInfo;
Bool DoMach64 = FALSE;
Bool DoRage128 = FALSE, DoRadeon = FALSE;
ATIChipType Chip;
xf86PciVideoInfo = xf86GetPciVideoInfo();
if (xf86PciVideoInfo == NULL)
return FALSE;
while ((pVideo = *xf86PciVideoInfo++) != NULL)
{
if ((pVideo->vendor != PCI_VENDOR_ATI) ||
(pVideo->chipType == PCI_CHIP_MACH32))
continue;
/* Check for Rage128's, Radeon's and later adapters */
Chip = ATIChipID(pVideo->chipType, pVideo->chipRev);
if (Chip <= ATI_CHIP_Mach64)
DoMach64 = TRUE;
else if (Chip <= ATI_CHIP_Rage128)
DoRage128 = TRUE;
else if (Chip <= ATI_CHIP_Radeon)
DoRadeon = TRUE;
}
/* Call Radeon driver probe */
if (DoRadeon)
{
pointer radeon = xf86LoadDrvSubModule(pDriver, "radeon");
if (!radeon)
{
xf86Msg(X_ERROR,
ATI_NAME ": Failed to load \"radeon\" module.\n");
return FALSE;
}
xf86LoaderReqSymLists(RADEONSymbols, NULL);
RADEONIdentify(flags);
if (RADEONProbe(pDriver, flags))
return TRUE;
xf86UnloadSubModule(radeon);
}
/* Call Rage 128 driver probe */
if (DoRage128)
{
pointer r128 = xf86LoadDrvSubModule(pDriver, "r128");
if (!r128)
{
xf86Msg(X_ERROR,
ATI_NAME ": Failed to load \"r128\" module.\n");
return FALSE;
}
xf86LoaderReqSymLists(R128Symbols, NULL);
R128Identify(flags);
if (R128Probe(pDriver, flags))
return TRUE;
xf86UnloadSubModule(r128);
}
/* Call Mach64 driver probe */
if (DoMach64)
{
pointer atimisc = xf86LoadDrvSubModule(pDriver, "atimisc");
if (!atimisc)
{
xf86Msg(X_ERROR,
ATI_NAME ": Failed to load \"atimisc\" module.\n");
return FALSE;
}
xf86LoaderReqSymLists(ATISymbols, NULL);
Mach64Identify(flags);
if (Mach64Probe(pDriver, flags))
return TRUE;
xf86UnloadSubModule(atimisc);
}
return FALSE;
}
/*
* ATIAvailableOptions --
*
* Return recognised options that are intended for public consumption.
*/
static const OptionInfoRec *
ATIAvailableOptions
(
int ChipId,
int BusId
)
{
CARD16 ChipType = ChipId & 0xffff;
ATIChipType Chip;
/* Probe should have loaded the appropriate subdriver by this point */
Chip = ATIChipID(ChipType, 0x0); /* chip revision is don't care */
if (Chip <= ATI_CHIP_Mach64)
return Mach64AvailableOptions(ChipId, BusId);
else if (Chip <= ATI_CHIP_Rage128)
return R128AvailableOptions(ChipId, BusId);
else if (Chip <= ATI_CHIP_Radeon)
return RADEONAvailableOptions(ChipId, BusId);
return NULL;
}
/* The root of all evil... */
_X_EXPORT DriverRec ATI =
{
ATI_VERSION_CURRENT,
"ati",
ATIIdentify,
ATIProbe,
ATIAvailableOptions,
NULL,
0
};
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