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/*
* Copyright 2004-2005 The Unichrome Project [unichrome.sf.net]
* Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
* Copyright 2001-2003 S3 Graphics, Inc. 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
* the rights to use, copy, modify, merge, publish, distribute, sub license,
* 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
* THE AUTHORS OR COPYRIGHT HOLDERS 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 "via_driver.h"
#include "via_vgahw.h"
#include "via_id.h"
/*
* Now that via_bios is no longer such a behemoth and the relevant
* code is moved via_mode.c, this code should be moved to via_mode.c too
* especially as output abstraction will trim via_mode.c down further
*/
/*
*
*/
static void
ViaSetCLE266APrimaryFIFO(ScrnInfoPtr pScrn, Bool Enable)
{
VIAPtr pVia = VIAPTR(pScrn);
CARD32 dwGE230, dwGE298;
DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "ViaSetCLE266APrimaryFIFO: %d\n", Enable));
dwGE298 = VIAGETREG(0x298);
VIASETREG(0x298, dwGE298 | 0x20000000);
dwGE230 = VIAGETREG(0x230);
if (Enable)
dwGE230 |= 0x00200000;
else
dwGE230 &= ~0x00200000;
VIASETREG(0x230, dwGE230);
dwGE298 = VIAGETREG(0x298);
VIASETREG(0x298, dwGE298 & ~0x20000000);
}
/*
*
*/
typedef struct {
CARD16 X;
CARD16 Y;
CARD16 Bpp;
CARD8 bRamClock;
CARD8 bTuningValue;
} ViaExpireNumberTable;
static ViaExpireNumberTable CLE266AExpireNumber[] = {
{1280, 768,32,0x03,0x3}, {1280,1024,32,0x03,0x4}, {1280,1024,32,0x04,0x3},
{1600,1200,16,0x03,0x4}, {1600,1200,32,0x04,0x4}, {1024, 768,32,0x03,0xA},
{1400,1050,16,0x03,0x3}, {1400,1050,32,0x03,0x4}, {1400,1050,32,0x04,0x4},
{ 800, 600,32,0x03,0xA}, { 0, 0, 0, 0, 0}
};
static ViaExpireNumberTable CLE266CExpireNumber[] = {
{1280, 768,32,0x03,0x3}, {1280,1024,32,0x03,0x4}, {1280,1024,32,0x04,0x4},
{1600,1200,32,0x03,0x3}, {1600,1200,32,0x04,0x4}, {1024, 768,32,0x03,0xA},
{1400,1050,32,0x03,0x4}, {1400,1050,32,0x04,0x4},
{ 800, 600,32,0x03,0xA}, { 0, 0, 0, 0, 0}
};
static ViaExpireNumberTable KM400ExpireNumber[]={
{1280,1024,32,0x03,0x3}, {1280,1024,32,0x04,0x9}, {1280, 768,32,0x03,0x3},
{1280, 768,32,0x04,0x9}, {1400,1050,32,0x03,0x3}, {1400,1050,32,0x04,0x9},
{1600,1200,32,0x03,0x4}, {1600,1200,32,0x04,0xA}, { 0, 0, 0, 0, 0}
};
/*
*
*/
static void
ViaSetPrimaryExpireNumber(ScrnInfoPtr pScrn, DisplayModePtr mode, ViaExpireNumberTable *Expire)
{
vgaHWPtr hwp = VGAHWPTR(pScrn);
VIAPtr pVia = VIAPTR(pScrn);
DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "ViaSetPrimaryExpireNumber\n"));
for (; Expire->X; Expire++)
if ((Expire->X == mode->CrtcHDisplay) &&
(Expire->Y == mode->CrtcVDisplay) &&
(Expire->Bpp == pScrn->bitsPerPixel) &&
(Expire->bRamClock == pVia->MemClk)) {
ViaSeqMask(hwp, 0x22, Expire->bTuningValue, 0x1F);
return;
}
}
/*
*
*/
void
ViaSetPrimaryFIFO(ScrnInfoPtr pScrn, DisplayModePtr mode)
{
vgaHWPtr hwp = VGAHWPTR(pScrn);
VIAPtr pVia = VIAPTR(pScrn);
DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "ViaSetPrimaryFIFO\n"));
/* standard values */
ViaSeqMask(hwp, 0x17, 0x1F, 0xFF);
if (mode->CrtcHDisplay >= 1600) {
ViaSeqMask(hwp, 0x16, 0x0F, 0xBF);
ViaSeqMask(hwp, 0x18, 0x4F, 0xFF);
} else if (mode->CrtcHDisplay >= 1024) {
ViaSeqMask(hwp, 0x16, 0x0C, 0xBF);
ViaSeqMask(hwp, 0x18, 0x4C, 0xFF);
} else {
ViaSeqMask(hwp, 0x16, 0x08, 0xBF);
ViaSeqMask(hwp, 0x18, 0x4E, 0xFF);
}
switch(pVia->Chipset) {
case VIA_CLE266:
if (CLE266_REV_IS_CX(pVia->ChipRev)) {
if (pVia->HasSecondary) { /* SAMM or DuoView case */
if (mode->HDisplay >= 1024) {
ViaSeqMask(hwp, 0x16, 0x1C, 0x3F); /* 28 */
hwp->writeSeq(hwp, 0x17, 0x3F); /* 63 */
hwp->writeSeq(hwp, 0x18, 0x57); /* 23 */
}
} else { /* Single view or Simultaneous case */
#if 0
if (mode->HDisplay > 1024) {
ViaSeqMask(hwp, 0x16, 0x17, 0x3F); /* 23 */
hwp->writeSeq(hwp, 0x17, 0x2F); /* 47 */
hwp->writeSeq(hwp, 0x18, 0x57); /* 23 */
}
#endif
}
/* originally when setting secondary */
ViaSetPrimaryExpireNumber(pScrn, mode, CLE266CExpireNumber);
} else {
if ((mode->HDisplay > 1024) && pVia->HasSecondary) {
ViaSetCLE266APrimaryFIFO(pScrn, TRUE);
ViaSeqMask(hwp, 0x16, 0x17, 0x3F); /* 23 */
hwp->writeSeq(hwp, 0x17, 0x2F); /* 47 */
hwp->writeSeq(hwp, 0x18, 0x57); /* 23 */
}
/* originally when setting secondary */
ViaSetPrimaryExpireNumber(pScrn, mode, CLE266AExpireNumber);
}
break;
case VIA_KM400:
if (pVia->HasSecondary) { /* SAMM or DuoView case */
if ((mode->HDisplay >= 1600) &&
(pVia->MemClk <= VIA_MEM_DDR200)) {
ViaSeqMask(hwp, 0x16, 0x09, 0x3F); /* 9 */
hwp->writeSeq(hwp, 0x17, 0x1C); /* 28 */
} else {
ViaSeqMask(hwp, 0x16, 0x1C, 0x3F); /* 28 */
hwp->writeSeq(hwp, 0x17, 0x3F); /* 63 */
}
} else {
if ((mode->HDisplay > 1280))
ViaSeqMask(hwp, 0x16, 0x1C, 0x3F); /* 28 */
else if (mode->HDisplay > 1024)
ViaSeqMask(hwp, 0x16, 0x17, 0x3F); /* 23 */
else
ViaSeqMask(hwp, 0x16, 0x10, 0x3F); /* 16 */
hwp->writeSeq(hwp, 0x17, 0x3F); /* 63 */
}
hwp->writeSeq(hwp, 0x18, 0x57); /* 23 */
/* originally when setting secondary */
ViaSetPrimaryExpireNumber(pScrn, mode, KM400ExpireNumber);
break;
case VIA_K8M800:
hwp->writeSeq(hwp, 0x17, 0xBF); /* 384/2 - 1 = 191 (orig via comment: 384/8) */
ViaSeqMask(hwp, 0x16, 0x92, 0xBF); /* 328/4 = 82 = 0x52*/
ViaSeqMask(hwp, 0x18, 0x8a, 0xBF); /* 74 */
if ((mode->HDisplay >= 1400) && (pScrn->bitsPerPixel == 32))
ViaSeqMask(hwp, 0x22, 0x10, 0x1F); /* 64/4 = 16 */
else
ViaSeqMask(hwp, 0x22, 0x00, 0x1F); /* 128/4 = overflow = 0 */
break;
case VIA_PM800:
hwp->writeSeq(hwp, 0x17, 0x5F); /* 95 */
ViaSeqMask(hwp, 0x16, 0x20, 0xBF); /* 32 */
ViaSeqMask(hwp, 0x18, 0x10, 0xBF); /* 16 */
if ((mode->HDisplay >= 1400) && (pScrn->bitsPerPixel == 32))
ViaSeqMask(hwp, 0x22, 0x10, 0x1F); /* 64/4 = 16 */
else
ViaSeqMask(hwp, 0x22, 0x1F, 0x1F); /* 31 */
break;
case VIA_VM800:
hwp->writeSeq(hwp, 0x17, 0x2F);
ViaSeqMask(hwp, 0x16, 0x14, 0xBF);
ViaSeqMask(hwp, 0x18, 0x08, 0xBF);
if ((mode->HDisplay >= 1400) && (pScrn->bitsPerPixel == 32))
ViaSeqMask(hwp, 0x22, 0x10, 0x1F);
else
ViaSeqMask(hwp, 0x22, 0x00, 0x1F);
break;
case VIA_K8M890:
case VIA_P4M900:
hwp->writeSeq(hwp, 0x16, 0x92);
hwp->writeSeq(hwp, 0x17, 0xB3);
hwp->writeSeq(hwp, 0x18, 0x8A);
break;
case VIA_P4M890:
break;
case VIA_CX700:
hwp->writeSeq(hwp, 0x16, 0x26);
hwp->writeSeq(hwp, 0x17, 0x5F);
hwp->writeSeq(hwp, 0x18, 0x66);
hwp->writeSeq(hwp, 0x22, 0x1F);
break;
default:
xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "ViaSetPrimaryFIFO:"
" Chipset %d not implemented\n", pVia->Chipset);
break;
}
}
/*
* I've thrown out the LCD requirement. Size > 1024 is not supported
* by any currently known TV encoder anyway. -- Luc.
*
*/
void
ViaSetSecondaryFIFO(ScrnInfoPtr pScrn, DisplayModePtr mode)
{
vgaHWPtr hwp = VGAHWPTR(pScrn);
VIAPtr pVia = VIAPTR(pScrn);
DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "ViaSetSecondaryFIFO\n"));
switch (pVia->Chipset) {
case VIA_CLE266:
if (CLE266_REV_IS_CX(pVia->ChipRev)) {
if (mode->HDisplay >= 1024) {
ViaCrtcMask(hwp, 0x6A, 0x20, 0x20);
hwp->writeCrtc(hwp, 0x68, 0xAB); /* depth: 10, threshold: 11 */
} else {
ViaCrtcMask(hwp, 0x6A, 0x00, 0x20);
hwp->writeCrtc(hwp, 0x68, 0x67); /* depth: 6, threshold: 7 */
}
} else {
if ((pScrn->bitsPerPixel >= 24) &&
(((mode->VDisplay > 768) && (pVia->MemClk <= VIA_MEM_DDR200)) ||
((mode->HDisplay > 1280) && (pVia->MemClk <= VIA_MEM_DDR266)))) {
ViaCrtcMask(hwp, 0x6A, 0x20, 0x20);
hwp->writeCrtc(hwp, 0x68, 0xAB); /* depth: 10, threshold: 11 */
} else {
ViaCrtcMask(hwp, 0x6A, 0x00, 0x20);
hwp->writeCrtc(hwp, 0x68, 0x67); /* depth: 6, threshold: 7 */
}
}
break;
case VIA_KM400:
if ((mode->HDisplay >= 1600) && (pVia->MemClk <= VIA_MEM_DDR200)) {
ViaCrtcMask(hwp, 0x6A, 0x20, 0x20);
hwp->writeCrtc(hwp, 0x68, 0xEB); /* depth: 14, threshold: 11 */
} else if ((pScrn->bitsPerPixel == 32) &&
(((mode->HDisplay > 1024) && (pVia->MemClk <= VIA_MEM_DDR333)) ||
((mode->HDisplay >= 1024) && (pVia->MemClk <= VIA_MEM_DDR200)))) {
ViaCrtcMask(hwp, 0x6A, 0x20, 0x20);
hwp->writeCrtc(hwp, 0x68, 0xCA); /* depth: 12, threshold: 10 */
} else if ((pScrn->bitsPerPixel == 16) &&
(((mode->HDisplay > 1280) && (pVia->MemClk <= VIA_MEM_DDR333)) ||
((mode->HDisplay >= 1280) && (pVia->MemClk <= VIA_MEM_DDR200)))) {
ViaCrtcMask(hwp, 0x6A, 0x20, 0x20);
hwp->writeCrtc(hwp, 0x68, 0xAB); /* depth: 10, threshold: 11 */
} else {
ViaCrtcMask(hwp, 0x6A, 0x00, 0x20);
hwp->writeCrtc(hwp, 0x68, 0x67); /* depth: 6, threshold: 7 */
}
break;
case VIA_K8M800:
/* depth: (384 /8 -1 -1) = 46 = 0x2E */
ViaCrtcMask(hwp, 0x68, 0xE0, 0xF0);
ViaCrtcMask(hwp, 0x94, 0x00, 0x80);
ViaCrtcMask(hwp, 0x95, 0x80, 0x80);
/* threshold: (328/4) = 82 = 0x52 */
ViaCrtcMask(hwp, 0x68, 0x02, 0x0F);
ViaCrtcMask(hwp, 0x95, 0x50, 0x70);
/* preq: 74 = 0x4A */
ViaCrtcMask(hwp, 0x92, 0x0A, 0x0F);
ViaCrtcMask(hwp, 0x95, 0x04, 0x07);
if ((mode->HDisplay >= 1400) && (pScrn->bitsPerPixel == 32))
ViaCrtcMask(hwp, 0x94, 0x10, 0x7F); /* 64/4 */
else
ViaCrtcMask(hwp, 0x94, 0x20, 0x7F); /* 128/4 */
break;
case VIA_PM800:
/* depth: 12 - 1 = 0x0B */
ViaCrtcMask(hwp, 0x68, 0xB0, 0xF0);
ViaCrtcMask(hwp, 0x94, 0x00, 0x80);
ViaCrtcMask(hwp, 0x95, 0x00, 0x80);
/* threshold: 16 = 0x10 */
ViaCrtcMask(hwp, 0x68, 0x00, 0x0F);
ViaCrtcMask(hwp, 0x95, 0x10, 0x70);
/* preq: 8 = 0x08 */
ViaCrtcMask(hwp, 0x92, 0x08, 0x0F);
ViaCrtcMask(hwp, 0x95, 0x00, 0x07);
if ((mode->HDisplay >= 1400) && (pScrn->bitsPerPixel == 32))
ViaCrtcMask(hwp, 0x94, 0x10, 0x7F); /* 64/4 */
else
ViaCrtcMask(hwp, 0x94, 0x20, 0x7F); /* 128/4 */
break;
case VIA_VM800:
ViaCrtcMask(hwp, 0x68, 0xA0, 0xF0);
ViaCrtcMask(hwp, 0x94, 0x00, 0x80);
ViaCrtcMask(hwp, 0x95, 0x00, 0x80);
ViaCrtcMask(hwp, 0x68, 0x04, 0x0F);
ViaCrtcMask(hwp, 0x95, 0x10, 0x70);
ViaCrtcMask(hwp, 0x92, 0x08, 0x0F);
ViaCrtcMask(hwp, 0x95, 0x00, 0x07);
if ((mode->HDisplay >= 1400) && (pScrn->bitsPerPixel == 32))
ViaCrtcMask(hwp, 0x94, 0x10, 0x7F);
else
ViaCrtcMask(hwp, 0x94, 0x20, 0x7F);
break;
case VIA_P4M890:
case VIA_K8M890:
case VIA_P4M900:
break;
case VIA_CX700:
ViaCrtcMask(hwp, 0x68, 0xA0, 0xF0);
ViaCrtcMask(hwp, 0x94, 0x00, 0x80);
ViaCrtcMask(hwp, 0x95, 0x00, 0x80);
ViaCrtcMask(hwp, 0x68, 0x04, 0x0F);
ViaCrtcMask(hwp, 0x95, 0x10, 0x70);
ViaCrtcMask(hwp, 0x92, 0x08, 0x0F);
ViaCrtcMask(hwp, 0x95, 0x00, 0x07);
if ((mode->HDisplay >= 1400) && (pScrn->bitsPerPixel == 32))
ViaCrtcMask(hwp, 0x94, 0x10, 0x7F);
else
ViaCrtcMask(hwp, 0x94, 0x20, 0x7F);
break;
default:
xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "ViaSetSecondaryFIFO:"
" Chipset %d not implemented\n", pVia->Chipset);
break;
}
}
/*
* Wrap around ViaSetCLE266APrimaryFIFO
*/
void
ViaDisablePrimaryFIFO(ScrnInfoPtr pScrn)
{
VIAPtr pVia = VIAPTR(pScrn);
DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "ViaDisablePrimaryFIFO\n"));
/* Cause of exit XWindow will dump back register value, others chipset no
* need to set extended fifo value */
if ((pVia->Chipset == VIA_CLE266) && CLE266_REV_IS_AX(pVia->ChipRev) &&
((pScrn->currentMode->HDisplay > 1024) || pVia->HasSecondary))
ViaSetCLE266APrimaryFIFO(pScrn, FALSE);
}
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