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/*
* 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
#include <string.h>
#include "ati.h"
#include "atichip.h"
#include "aticonfig.h"
#include "aticursor.h"
#include "atioption.h"
#include "atistruct.h"
#include "mach64_common.h"
/*
* Non-publicised XF86Config options.
*/
typedef enum
{
ATI_OPTION_BIOS_DISPLAY, /* Allow BIOS interference */
ATI_OPTION_CRT_SCREEN, /* Legacy negation of "PanelDisplay" */
ATI_OPTION_DEVEL, /* Intentionally undocumented */
ATI_OPTION_BLEND, /* Force horizontal blending of small modes */
ATI_OPTION_LCDSYNC /* Use XF86Config panel mode porches */
} ATIPrivateOptionType;
/*
* ATIProcessOptions --
*
* This function extracts options from what was parsed out of the XF86Config
* file.
*/
void
ATIProcessOptions
(
ScrnInfoPtr pScreenInfo,
ATIPtr pATI
)
{
OptionInfoPtr PublicOption = xnfalloc(ATIPublicOptionSize);
OptionInfoRec PrivateOption[] =
{
{ /* ON: Let BIOS change display(s) */
ATI_OPTION_BIOS_DISPLAY, /* OFF: Don't */
"biosdisplay",
OPTV_BOOLEAN,
{0, },
FALSE
},
{ /* Negation of "PanelDisplay" public option */
ATI_OPTION_CRT_SCREEN,
"crtscreen",
OPTV_BOOLEAN,
{0, },
FALSE
},
{ /* ON: Ease exploration of loose ends */
ATI_OPTION_DEVEL, /* OFF: Fit for public consumption */
"tsi",
OPTV_BOOLEAN,
{0, },
FALSE
},
{ /* ON: Horizontally blend most modes */
ATI_OPTION_BLEND, /* OFF: Use pixel replication more often */
"lcdblend",
OPTV_BOOLEAN,
{0, },
FALSE
},
{ /* ON: Use XF86Config porch timings */
ATI_OPTION_LCDSYNC, /* OFF: Use porches from mode on entry */
"lcdsync",
OPTV_BOOLEAN,
{0, },
FALSE
},
{
-1,
NULL,
OPTV_NONE,
{0, },
FALSE
}
};
(void)memcpy(PublicOption, ATIPublicOptions, ATIPublicOptionSize);
# define ProbeSparse PublicOption[ATI_OPTION_PROBE_SPARSE].value.bool
# define Accel PublicOption[ATI_OPTION_ACCEL].value.bool
# define BIOSDisplay PrivateOption[ATI_OPTION_BIOS_DISPLAY].value.bool
# define Blend PrivateOption[ATI_OPTION_BLEND].value.bool
# define CRTDisplay PublicOption[ATI_OPTION_CRT_DISPLAY].value.bool
# define CRTScreen PrivateOption[ATI_OPTION_CRT_SCREEN].value.bool
# define CSync PublicOption[ATI_OPTION_CSYNC].value.bool
# define Devel PrivateOption[ATI_OPTION_DEVEL].value.bool
# define HWCursor PublicOption[ATI_OPTION_HWCURSOR].value.bool
#ifdef XF86DRI_DEVEL
# define IsPCI PublicOption[ATI_OPTION_IS_PCI].value.bool
# define DMAMode PublicOption[ATI_OPTION_DMA_MODE].value.str
# define AGPMode PublicOption[ATI_OPTION_AGP_MODE].value.num
# define AGPSize PublicOption[ATI_OPTION_AGP_SIZE].value.num
# define LocalTex PublicOption[ATI_OPTION_LOCAL_TEXTURES].value.bool
# define BufferSize PublicOption[ATI_OPTION_BUFFER_SIZE].value.num
#endif /* XF86DRI_DEVEL */
#ifdef TV_OUT
# define TvOut PublicOption[ATI_OPTION_TV_OUT].value.bool
# define TvStd PublicOption[ATI_OPTION_TV_STD].value.str
#endif /* TV_OUT */
# define CacheMMIO PublicOption[ATI_OPTION_MMIO_CACHE].value.bool
# define TestCacheMMIO PublicOption[ATI_OPTION_TEST_MMIO_CACHE].value.bool
# define PanelDisplay PublicOption[ATI_OPTION_PANEL_DISPLAY].value.bool
# define ShadowFB PublicOption[ATI_OPTION_SHADOW_FB].value.bool
# define SWCursor PublicOption[ATI_OPTION_SWCURSOR].value.bool
# define AccelMethod PublicOption[ATI_OPTION_ACCELMETHOD].value.str
# define RenderAccel PublicOption[ATI_OPTION_RENDER_ACCEL].value.bool
# define LCDSync PrivateOption[ATI_OPTION_LCDSYNC].value.bool
# define ReferenceClock \
PublicOption[ATI_OPTION_REFERENCE_CLOCK].value.freq.freq
/* Pick up XF86Config options */
xf86CollectOptions(pScreenInfo, NULL);
/* Set non-zero defaults */
Accel = CacheMMIO = HWCursor = TRUE;
ReferenceClock = ((double)157500000.0) / ((double)11.0);
ShadowFB = TRUE;
Blend = PanelDisplay = TRUE;
#ifdef USE_EXA
RenderAccel = TRUE;
#endif
#ifdef XF86DRI_DEVEL
DMAMode = "async";
#endif
#ifdef TV_OUT
TvStd = "None"; /* No tv standard change requested */
#endif
xf86ProcessOptions(pScreenInfo->scrnIndex, pScreenInfo->options,
PublicOption);
xf86ProcessOptions(pScreenInfo->scrnIndex, pScreenInfo->options,
PrivateOption);
/* Move option values into driver private structure */
pATI->OptionProbeSparse = ProbeSparse;
pATI->OptionAccel = Accel;
pATI->OptionBIOSDisplay = BIOSDisplay;
pATI->OptionBlend = Blend;
pATI->OptionCRTDisplay = CRTDisplay;
pATI->OptionCSync = CSync;
pATI->OptionDevel = Devel;
#ifdef TV_OUT
if (TvOut && pATI->Chip < ATI_CHIP_264GT) {
/* Only allow this for 3D Rage (I) or greater chip ID
* AFAIK, no chips before this supported TV-Out
* mach64VT has support for TV tuner, but no TV-Out
*/
xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING,
"TV Out not supported for this chip.\n");
} else {
ATITVStandard std;
pATI->OptionTvOut = TvOut;
pATI->OptionTvStd = ATI_TV_STD_INVALID;
for (std = 0; std < ATI_TV_STDS_MAX_VALID; std++) {
if (std != ATI_TV_STD_RESERVED1 && std != ATI_TV_STD_RESERVED2) {
if (strncasecmp(TvStd, ATITVStandardNames[std], ATI_TV_STDS_NAME_MAXLEN)==0) {
pATI->OptionTvStd = std;
break;
}
}
}
}
#endif /* TV_OUT */
pATI->OptionMMIOCache = CacheMMIO;
pATI->OptionTestMMIOCache = TestCacheMMIO;
pATI->OptionShadowFB = ShadowFB;
pATI->OptionLCDSync = LCDSync;
/* "CRTScreen" is now "NoPanelDisplay" */
if ((PanelDisplay != CRTScreen) ||
PublicOption[ATI_OPTION_PANEL_DISPLAY].found)
pATI->OptionPanelDisplay = PanelDisplay;
else
pATI->OptionPanelDisplay = !CRTScreen;
#ifdef XF86DRI_DEVEL
pATI->OptionIsPCI = IsPCI;
pATI->OptionAGPMode = AGPMode;
pATI->OptionAGPSize = AGPSize;
pATI->OptionLocalTextures = LocalTex;
pATI->OptionBufferSize = BufferSize;
if (strcasecmp(DMAMode, "async")==0)
pATI->OptionDMAMode = MACH64_MODE_DMA_ASYNC;
else if (strcasecmp(DMAMode, "sync")==0)
pATI->OptionDMAMode = MACH64_MODE_DMA_SYNC;
else if (strcasecmp(DMAMode, "mmio")==0 )
pATI->OptionDMAMode = MACH64_MODE_MMIO;
else {
xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING,
"Unkown dma_mode: '%s'\n", DMAMode);
xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING,
"Valid dma_mode options are: 'async','sync','mmio'\n");
xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING,
"Defaulting to async DMA mode\n");
pATI->OptionDMAMode = MACH64_MODE_DMA_ASYNC;
}
#endif /* XF86DRI_DEVEL */
/* Validate and set cursor options */
pATI->Cursor = ATI_CURSOR_SOFTWARE;
if (SWCursor || !HWCursor)
{
if (HWCursor && PublicOption[ATI_OPTION_HWCURSOR].found)
xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING,
"Option \"sw_cursor\" overrides Option \"hw_cursor\".\n");
}
else if (pATI->Chip < ATI_CHIP_264CT)
{
if (HWCursor && PublicOption[ATI_OPTION_HWCURSOR].found)
xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING,
"Option \"hw_cursor\" not supported in this configuration.\n");
}
else
{
pATI->Cursor = ATI_CURSOR_HARDWARE;
}
/* Only set the reference clock if it hasn't already been determined */
if (!pATI->ReferenceNumerator || !pATI->ReferenceDenominator)
{
switch ((int)(ReferenceClock / ((double)100000.0)))
{
case 143:
pATI->ReferenceNumerator = 157500;
pATI->ReferenceDenominator = 11;
break;
case 286:
pATI->ReferenceNumerator = 315000;
pATI->ReferenceDenominator = 11;
break;
default:
pATI->ReferenceNumerator =
(int)(ReferenceClock / ((double)1000.0));
pATI->ReferenceDenominator = 1;
break;
}
}
pATI->useEXA = FALSE;
if (pATI->OptionAccel)
{
MessageType from = X_DEFAULT;
#if defined(USE_EXA)
#if defined(USE_XAA)
if (AccelMethod != NULL)
{
from = X_CONFIG;
if (xf86NameCmp(AccelMethod, "EXA") == 0)
pATI->useEXA = TRUE;
}
#else /* USE_XAA */
pATI->useEXA = TRUE;
#endif /* !USE_XAA */
#endif /* USE_EXA */
xf86DrvMsg(pScreenInfo->scrnIndex, from,
"Using %s acceleration architecture\n",
pATI->useEXA ? "EXA" : "XAA");
#if defined(USE_EXA)
if (pATI->useEXA && pATI->Chip >= ATI_CHIP_264GTPRO)
pATI->RenderAccelEnabled = TRUE;
if (pATI->useEXA && !RenderAccel)
pATI->RenderAccelEnabled = FALSE;
#endif
}
xfree(PublicOption);
}
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