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/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/r128_probe.c,v 1.6 2000/12/13 02:45:00 tsi Exp $ */
/*
* Copyright 1999, 2000 ATI Technologies Inc., Markham, Ontario,
* Precision Insight, Inc., Cedar Park, Texas, 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, PRECISION INSIGHT, 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.
*/
/*
* Authors:
* Rickard E. Faith <faith@valinux.com>
* Kevin E. Martin <martin@valinux.com>
*
* Modified by Marc Aurele La France <tsi@xfree86.org> for ATI driver merge.
*/
#include "atimodule.h"
#include "ativersion.h"
#include "r128_probe.h"
#include "r128_version.h"
#include "xf86PciInfo.h"
#include "xf86.h"
#include "xf86_ansic.h"
#include "xf86Resources.h"
SymTabRec R128Chipsets[] = {
{ PCI_CHIP_RAGE128RE, "ATI Rage 128 RE (PCI)" },
{ PCI_CHIP_RAGE128RF, "ATI Rage 128 RF (AGP)" },
{ PCI_CHIP_RAGE128RG, "ATI Rage 128 RG (AGP)" },
{ PCI_CHIP_RAGE128RK, "ATI Rage 128 RK (PCI)" },
{ PCI_CHIP_RAGE128RL, "ATI Rage 128 RL (AGP)" },
{ PCI_CHIP_RAGE128PF, "ATI Rage 128 Pro PF (AGP)" },
{ PCI_CHIP_RAGE128LE, "ATI Rage 128 Mobility LE (PCI)" },
{ PCI_CHIP_RAGE128LF, "ATI Rage 128 Mobility LF (AGP)" },
{ PCI_CHIP_RAGE128MF, "ATI Rage 128 Mobility MF (AGP)" },
{ PCI_CHIP_RAGE128ML, "ATI Rage 128 Mobility ML (AGP)" },
{ -1, NULL }
};
PciChipsets R128PciChipsets[] = {
{ PCI_CHIP_RAGE128RE, PCI_CHIP_RAGE128RE, RES_SHARED_VGA },
{ PCI_CHIP_RAGE128RF, PCI_CHIP_RAGE128RF, RES_SHARED_VGA },
{ PCI_CHIP_RAGE128RG, PCI_CHIP_RAGE128RG, RES_SHARED_VGA },
{ PCI_CHIP_RAGE128RK, PCI_CHIP_RAGE128RK, RES_SHARED_VGA },
{ PCI_CHIP_RAGE128RL, PCI_CHIP_RAGE128RL, RES_SHARED_VGA },
{ PCI_CHIP_RAGE128PF, PCI_CHIP_RAGE128PF, RES_SHARED_VGA },
{ PCI_CHIP_RAGE128LE, PCI_CHIP_RAGE128LE, RES_SHARED_VGA },
{ PCI_CHIP_RAGE128LF, PCI_CHIP_RAGE128LF, RES_SHARED_VGA },
{ PCI_CHIP_RAGE128MF, PCI_CHIP_RAGE128MF, RES_SHARED_VGA },
{ PCI_CHIP_RAGE128ML, PCI_CHIP_RAGE128ML, RES_SHARED_VGA },
{ -1, -1, RES_UNDEFINED }
};
/* Return the options for supported chipset 'n'; NULL otherwise */
OptionInfoPtr
R128AvailableOptions(int chipid, int busid)
{
int i;
/*
* Return options defined in the r128 submodule which will have been
* loaded by this point.
*/
for (i = 0; R128PciChipsets[i].PCIid > 0; i++) {
if (chipid == R128PciChipsets[i].PCIid)
return R128Options;
}
return NULL;
}
/* Return the string name for supported chipset 'n'; NULL otherwise. */
void
R128Identify(int flags)
{
xf86PrintChipsets(R128_NAME,
"Driver for ATI Rage 128 chipsets",
R128Chipsets);
}
/* Return TRUE if chipset is present; FALSE otherwise. */
Bool
R128Probe(DriverPtr drv, int flags)
{
int numUsed;
int numDevSections, nATIGDev, nR128GDev;
int *usedChips;
GDevPtr *devSections, *ATIGDevs, *R128GDevs;
EntityInfoPtr pEnt;
Bool foundScreen = FALSE;
int i;
if (!xf86GetPciVideoInfo()) return FALSE;
/* Collect unclaimed device sections for both driver names */
nATIGDev = xf86MatchDevice(ATI_NAME, &ATIGDevs);
nR128GDev = xf86MatchDevice(R128_NAME, &R128GDevs);
if (!(numDevSections = nATIGDev + nR128GDev)) return FALSE;
if (!ATIGDevs) {
if (!(devSections = R128GDevs))
numDevSections = 1;
else
numDevSections = nR128GDev;
} if (!R128GDevs) {
devSections = ATIGDevs;
numDevSections = nATIGDev;
} else {
/* Combine into one list */
devSections = xnfalloc((numDevSections + 1) * sizeof(GDevPtr));
(void)memcpy(devSections,
ATIGDevs, nATIGDev * sizeof(GDevPtr));
(void)memcpy(devSections + nATIGDev,
R128GDevs, nR128GDev * sizeof(GDevPtr));
devSections[numDevSections] = NULL;
xfree(ATIGDevs);
xfree(R128GDevs);
}
numUsed = xf86MatchPciInstances(R128_NAME,
PCI_VENDOR_ATI,
R128Chipsets,
R128PciChipsets,
devSections,
numDevSections,
drv,
&usedChips);
if (numUsed<=0) return FALSE;
if (flags & PROBE_DETECT)
foundScreen = TRUE;
else for (i = 0; i < numUsed; i++) {
pEnt = xf86GetEntityInfo(usedChips[i]);
if (pEnt->active) {
ScrnInfoPtr pScrn = xf86AllocateScreen(drv, 0);
#ifdef XFree86LOADER
if (!xf86LoadSubModule(pScrn, "r128")) {
xf86Msg(X_ERROR,
R128_NAME ": Failed to load \"r128\" module.\n");
xf86DeleteScreen(pScrn->scrnIndex, 0);
continue;
}
xf86LoaderReqSymLists(R128Symbols, NULL);
/* Workaround for possible loader bug */
# define R128PreInit \
(xf86PreInitProc*) LoaderSymbol("R128PreInit")
# define R128ScreenInit \
(xf86ScreenInitProc*) LoaderSymbol("R128ScreenInit")
# define R128SwitchMode \
(xf86SwitchModeProc*) LoaderSymbol("R128SwitchMode")
# define R128AdjustFrame \
(xf86AdjustFrameProc*)LoaderSymbol("R128AdjustFrame")
# define R128EnterVT \
(xf86EnterVTProc*) LoaderSymbol("R128EnterVT")
# define R128LeaveVT \
(xf86LeaveVTProc*) LoaderSymbol("R128LeaveVT")
# define R128FreeScreen \
(xf86FreeScreenProc*) LoaderSymbol("R128FreeScreen")
# define R128ValidMode \
(xf86ValidModeProc*) LoaderSymbol("R128ValidMode")
#endif
pScrn->driverVersion = R128_VERSION_CURRENT;
pScrn->driverName = R128_DRIVER_NAME;
pScrn->name = R128_NAME;
pScrn->Probe = R128Probe;
pScrn->PreInit = R128PreInit;
pScrn->ScreenInit = R128ScreenInit;
pScrn->SwitchMode = R128SwitchMode;
pScrn->AdjustFrame = R128AdjustFrame;
pScrn->EnterVT = R128EnterVT;
pScrn->LeaveVT = R128LeaveVT;
pScrn->FreeScreen = R128FreeScreen;
pScrn->ValidMode = R128ValidMode;
foundScreen = TRUE;
xf86ConfigActivePciEntity(pScrn, usedChips[i], R128PciChipsets,
0, 0, 0, 0, 0);
}
xfree(pEnt);
}
xfree(usedChips);
xfree(devSections);
return foundScreen;
}
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