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/*
* Copyright 2000 ATI Technologies Inc., Markham, Ontario, and
* VA Linux Systems Inc., Fremont, California.
*
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation on the rights to use, copy, modify, merge,
* publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) 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
* NON-INFRINGEMENT. IN NO EVENT SHALL ATI, VA LINUX SYSTEMS AND/OR
* THEIR SUPPLIERS 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
/*
* Authors:
* Kevin E. Martin <martin@xfree86.org>
* Rickard E. Faith <faith@valinux.com>
*/
#include "radeon_probe.h"
#include "radeon_version.h"
#include "atipciids.h"
#include "atipcirename.h"
#include "xf86.h"
#include "xf86Resources.h"
#include "radeon_chipset_gen.h"
#include "radeon_pci_chipset_gen.h"
#ifdef XSERVER_LIBPCIACCESS
#include "radeon_pci_device_match_gen.h"
#endif
#ifndef XSERVER_LIBPCIACCESS
static Bool RADEONProbe(DriverPtr drv, int flags);
#endif
_X_EXPORT int gRADEONEntityIndex = -1;
/* Return the options for supported chipset 'n'; NULL otherwise */
static const OptionInfoRec *
RADEONAvailableOptions(int chipid, int busid)
{
return RADEONOptionsWeak();
}
/* Return the string name for supported chipset 'n'; NULL otherwise. */
static void
RADEONIdentify(int flags)
{
xf86PrintChipsets(RADEON_NAME,
"Driver for ATI Radeon chipsets",
RADEONChipsets);
}
static Bool
radeon_get_scrninfo(int entity_num)
{
ScrnInfoPtr pScrn = NULL;
EntityInfoPtr pEnt;
pScrn = xf86ConfigPciEntity(pScrn, 0, entity_num, RADEONPciChipsets,
NULL,
NULL, NULL, NULL, NULL);
if (!pScrn)
return FALSE;
pScrn->driverVersion = RADEON_VERSION_CURRENT;
pScrn->driverName = RADEON_DRIVER_NAME;
pScrn->name = RADEON_NAME;
#ifdef XSERVER_LIBPCIACCESS
pScrn->Probe = NULL;
#else
pScrn->Probe = RADEONProbe;
#endif
pScrn->PreInit = RADEONPreInit;
pScrn->ScreenInit = RADEONScreenInit;
pScrn->SwitchMode = RADEONSwitchMode;
pScrn->AdjustFrame = RADEONAdjustFrame;
pScrn->EnterVT = RADEONEnterVT;
pScrn->LeaveVT = RADEONLeaveVT;
pScrn->FreeScreen = RADEONFreeScreen;
pScrn->ValidMode = RADEONValidMode;
pEnt = xf86GetEntityInfo(entity_num);
/* Create a RADEONEntity for all chips, even with old single head
* Radeon, need to use pRADEONEnt for new monitor detection routines.
*/
{
DevUnion *pPriv;
RADEONEntPtr pRADEONEnt;
xf86SetEntitySharable(entity_num);
if (gRADEONEntityIndex == -1)
gRADEONEntityIndex = xf86AllocateEntityPrivateIndex();
pPriv = xf86GetEntityPrivate(pEnt->index,
gRADEONEntityIndex);
if (!pPriv->ptr) {
int j;
int instance = xf86GetNumEntityInstances(pEnt->index);
for (j = 0; j < instance; j++)
xf86SetEntityInstanceForScreen(pScrn, pEnt->index, j);
pPriv->ptr = xnfcalloc(sizeof(RADEONEntRec), 1);
pRADEONEnt = pPriv->ptr;
pRADEONEnt->HasSecondary = FALSE;
} else {
pRADEONEnt = pPriv->ptr;
pRADEONEnt->HasSecondary = TRUE;
}
}
xfree(pEnt);
return TRUE;
}
#ifndef XSERVER_LIBPCIACCESS
/* Return TRUE if chipset is present; FALSE otherwise. */
static Bool
RADEONProbe(DriverPtr drv, int flags)
{
int numUsed;
int numDevSections;
int *usedChips;
GDevPtr *devSections;
Bool foundScreen = FALSE;
int i;
if (!xf86GetPciVideoInfo()) return FALSE;
numDevSections = xf86MatchDevice(RADEON_NAME, &devSections);
if (!numDevSections) return FALSE;
numUsed = xf86MatchPciInstances(RADEON_NAME,
PCI_VENDOR_ATI,
RADEONChipsets,
RADEONPciChipsets,
devSections,
numDevSections,
drv,
&usedChips);
if (numUsed <= 0) return FALSE;
if (flags & PROBE_DETECT) {
foundScreen = TRUE;
} else {
for (i = 0; i < numUsed; i++) {
if (radeon_get_scrninfo(usedChips[i]))
foundScreen = TRUE;
}
}
xfree(usedChips);
xfree(devSections);
return foundScreen;
}
#else /* XSERVER_LIBPCIACCESS */
static Bool
radeon_pci_probe(
DriverPtr pDriver,
int entity_num,
struct pci_device *device,
intptr_t match_data
)
{
return radeon_get_scrninfo(entity_num);
}
#endif /* XSERVER_LIBPCIACCESS */
_X_EXPORT DriverRec RADEON =
{
RADEON_VERSION_CURRENT,
RADEON_DRIVER_NAME,
RADEONIdentify,
#ifdef XSERVER_LIBPCIACCESS
NULL,
#else
RADEONProbe,
#endif
RADEONAvailableOptions,
NULL,
0,
NULL,
#ifdef XSERVER_LIBPCIACCESS
radeon_device_match,
radeon_pci_probe
#endif
};
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