diff options
Diffstat (limited to 'src/nv_dac.c')
| -rw-r--r-- | src/nv_dac.c | 425 |
1 files changed, 0 insertions, 425 deletions
diff --git a/src/nv_dac.c b/src/nv_dac.c deleted file mode 100644 index f6cbd28..0000000 --- a/src/nv_dac.c +++ /dev/null @@ -1,425 +0,0 @@ - /***************************************************************************\ -|* *| -|* Copyright 2003 NVIDIA, Corporation. All rights reserved. *| -|* *| -|* NOTICE TO USER: The source code is copyrighted under U.S. and *| -|* international laws. Users and possessors of this source code are *| -|* hereby granted a nonexclusive, royalty-free copyright license to *| -|* use this code in individual and commercial software. *| -|* *| -|* Any use of this source code must include, in the user documenta- *| -|* tion and internal comments to the code, notices to the end user *| -|* as follows: *| -|* *| -|* Copyright 2003 NVIDIA, Corporation. All rights reserved. *| -|* *| -|* NVIDIA, CORPORATION MAKES NO REPRESENTATION ABOUT THE SUITABILITY *| -|* OF THIS SOURCE CODE FOR ANY PURPOSE. IT IS PROVIDED "AS IS" *| -|* WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY KIND. NVIDIA, CORPOR- *| -|* ATION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOURCE CODE, *| -|* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGE- *| -|* MENT, AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL *| -|* NVIDIA, CORPORATION BE LIABLE FOR ANY SPECIAL, INDIRECT, INCI- *| -|* DENTAL, OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RE- *| -|* SULTING 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 SOURCE CODE. *| -|* *| -|* U.S. Government End Users. This source code is a "commercial *| -|* item," as that term is defined at 48 C.F.R. 2.101 (OCT 1995), *| -|* consisting of "commercial computer software" and "commercial *| -|* computer software documentation," as such terms are used in *| -|* 48 C.F.R. 12.212 (SEPT 1995) and is provided to the U.S. Govern- *| -|* ment only as a commercial end item. Consistent with 48 C.F.R. *| -|* 12.212 and 48 C.F.R. 227.7202-1 through 227.7202-4 (JUNE 1995), *| -|* all U.S. Government End Users acquire the source code with only *| -|* those rights set forth herein. *| -|* *| - \***************************************************************************/ - -/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/nv/nv_dac.c,v 1.45 2005/07/09 00:53:00 mvojkovi Exp $ */ - -#include "nv_include.h" - -static int -NVDACPanelTweaks(NVPtr pNv, NVRegPtr state) -{ - int tweak = 0; - - if(pNv->usePanelTweak) { - tweak = pNv->PanelTweak; - } else { - /* begin flat panel hacks */ - /* This is unfortunate, but some chips need this register - tweaked or else you get artifacts where adjacent pixels are - swapped. There are no hard rules for what to set here so all - we can do is experiment and apply hacks. */ - - if(((pNv->Chipset & 0xffff) == 0x0328) && (state->bpp == 32)) { - /* At least one NV34 laptop needs this workaround. */ - tweak = -1; - } - - if((pNv->Chipset & 0xfff0) == CHIPSET_NV31) { - tweak = 1; - } - /* end flat panel hacks */ - } - - return tweak; -} - -Bool -NVDACInit(ScrnInfoPtr pScrn, DisplayModePtr mode) -{ - int i; - int horizDisplay = (mode->CrtcHDisplay/8) - 1; - int horizStart = (mode->CrtcHSyncStart/8) - 1; - int horizEnd = (mode->CrtcHSyncEnd/8) - 1; - int horizTotal = (mode->CrtcHTotal/8) - 5; - int horizBlankStart = (mode->CrtcHDisplay/8) - 1; - int horizBlankEnd = (mode->CrtcHTotal/8) - 1; - int vertDisplay = mode->CrtcVDisplay - 1; - int vertStart = mode->CrtcVSyncStart - 1; - int vertEnd = mode->CrtcVSyncEnd - 1; - int vertTotal = mode->CrtcVTotal - 2; - int vertBlankStart = mode->CrtcVDisplay - 1; - int vertBlankEnd = mode->CrtcVTotal - 1; - - NVPtr pNv = NVPTR(pScrn); - NVRegPtr nvReg = &pNv->ModeReg; - NVFBLayout *pLayout = &pNv->CurrentLayout; - vgaRegPtr pVga; - - /* - * Initialize all of the generic VGA registers. Don't bother with - * VGA_FIX_SYNC_PULSES, given the relevant CRTC settings are overridden - * below. Ditto for the KGA workaround. - */ - if (!vgaHWInit(pScrn, mode)) - return(FALSE); - - pVga = &VGAHWPTR(pScrn)->ModeReg; - - /* - * Set all CRTC values. - */ - - if(mode->Flags & V_INTERLACE) - vertTotal |= 1; - - if(pNv->FlatPanel == 1) { - vertStart = vertTotal - 3; - vertEnd = vertTotal - 2; - vertBlankStart = vertStart; - horizStart = horizTotal - 5; - horizEnd = horizTotal - 2; - horizBlankEnd = horizTotal + 4; - } - - pVga->CRTC[0x0] = Set8Bits(horizTotal); - pVga->CRTC[0x1] = Set8Bits(horizDisplay); - pVga->CRTC[0x2] = Set8Bits(horizBlankStart); - pVga->CRTC[0x3] = SetBitField(horizBlankEnd,4:0,4:0) - | SetBit(7); - pVga->CRTC[0x4] = Set8Bits(horizStart); - pVga->CRTC[0x5] = SetBitField(horizBlankEnd,5:5,7:7) - | SetBitField(horizEnd,4:0,4:0); - pVga->CRTC[0x6] = SetBitField(vertTotal,7:0,7:0); - pVga->CRTC[0x7] = SetBitField(vertTotal,8:8,0:0) - | SetBitField(vertDisplay,8:8,1:1) - | SetBitField(vertStart,8:8,2:2) - | SetBitField(vertBlankStart,8:8,3:3) - | SetBit(4) - | SetBitField(vertTotal,9:9,5:5) - | SetBitField(vertDisplay,9:9,6:6) - | SetBitField(vertStart,9:9,7:7); - pVga->CRTC[0x9] = SetBitField(vertBlankStart,9:9,5:5) - | SetBit(6) - | ((mode->Flags & V_DBLSCAN) ? 0x80 : 0x00); - pVga->CRTC[0x10] = Set8Bits(vertStart); - pVga->CRTC[0x11] = SetBitField(vertEnd,3:0,3:0) | SetBit(5); - pVga->CRTC[0x12] = Set8Bits(vertDisplay); - pVga->CRTC[0x13] = ((pLayout->displayWidth/8)*(pLayout->bitsPerPixel/8)); - pVga->CRTC[0x15] = Set8Bits(vertBlankStart); - pVga->CRTC[0x16] = Set8Bits(vertBlankEnd); - - pVga->Attribute[0x10] = 0x01; - - if(pNv->Television) - pVga->Attribute[0x11] = 0x00; - - nvReg->screen = SetBitField(horizBlankEnd,6:6,4:4) - | SetBitField(vertBlankStart,10:10,3:3) - | SetBitField(vertStart,10:10,2:2) - | SetBitField(vertDisplay,10:10,1:1) - | SetBitField(vertTotal,10:10,0:0); - - nvReg->horiz = SetBitField(horizTotal,8:8,0:0) - | SetBitField(horizDisplay,8:8,1:1) - | SetBitField(horizBlankStart,8:8,2:2) - | SetBitField(horizStart,8:8,3:3); - - nvReg->extra = SetBitField(vertTotal,11:11,0:0) - | SetBitField(vertDisplay,11:11,2:2) - | SetBitField(vertStart,11:11,4:4) - | SetBitField(vertBlankStart,11:11,6:6); - - if(mode->Flags & V_INTERLACE) { - horizTotal = (horizTotal >> 1) & ~1; - nvReg->interlace = Set8Bits(horizTotal); - nvReg->horiz |= SetBitField(horizTotal,8:8,4:4); - } else { - nvReg->interlace = 0xff; /* interlace off */ - } - - - /* - * Initialize DAC palette. - */ - if(pLayout->bitsPerPixel != 8 ) - { - for (i = 0; i < 256; i++) - { - pVga->DAC[i*3] = i; - pVga->DAC[(i*3)+1] = i; - pVga->DAC[(i*3)+2] = i; - } - } - - /* - * Calculate the extended registers. - */ - - if(pLayout->depth < 24) - i = pLayout->depth; - else i = 32; - - if(pNv->Architecture >= NV_ARCH_10) - pNv->CURSOR = (CARD32 *)pNv->Cursor->map; - - NVCalcStateExt(pNv, - nvReg, - i, - pLayout->displayWidth, - mode->CrtcHDisplay, - pScrn->virtualY, - mode->Clock, - mode->Flags); - - nvReg->scale = nvReadCurRAMDAC(pNv, NV_RAMDAC_FP_CONTROL) & 0xfff000ff; - if(pNv->FlatPanel == 1) { - nvReg->pixel |= (1 << 7); - if(!pNv->fpScaler || (pNv->fpWidth <= mode->HDisplay) - || (pNv->fpHeight <= mode->VDisplay)) - { - nvReg->scale |= (1 << 8) ; - } - nvReg->crtcSync = nvReadCurRAMDAC(pNv, NV_RAMDAC_FP_HCRTC); - nvReg->crtcSync += NVDACPanelTweaks(pNv, nvReg); - } - - nvReg->vpll = nvReg->pll; - nvReg->vpll2 = nvReg->pll; - nvReg->vpllB = nvReg->pllB; - nvReg->vpll2B = nvReg->pllB; - - nvReg->fifo = nvReadVGA(pNv, 0x1c) & ~(1<<5); - - if(pNv->CRTCnumber) { - nvReg->head = nvReadCRTC(pNv, 0, NV_CRTC_HEAD_CONFIG) & ~0x00001000; - nvReg->head2 = nvReadCRTC(pNv, 1, NV_CRTC_HEAD_CONFIG) | 0x00001000; - nvReg->crtcOwner = 3; - nvReg->pllsel |= 0x20000800; - nvReg->vpll = nvReadRAMDAC0(pNv, NV_RAMDAC_VPLL); - if(pNv->twoStagePLL) - nvReg->vpllB = nvReadRAMDAC0(pNv, NV_RAMDAC_VPLL_B); - } else - if(pNv->twoHeads) { - nvReg->head = nvReadCRTC(pNv, 0, NV_CRTC_HEAD_CONFIG) | 0x00001000; - nvReg->head2 = nvReadCRTC(pNv, 1, NV_CRTC_HEAD_CONFIG) & ~0x00001000; - nvReg->crtcOwner = 0; - nvReg->vpll2 = nvReadRAMDAC0(pNv, NV_RAMDAC_VPLL2); - if(pNv->twoStagePLL) - nvReg->vpll2B = nvReadRAMDAC0(pNv, NV_RAMDAC_VPLL2_B); - } - - nvReg->cursorConfig = 0x00000100; - if(mode->Flags & V_DBLSCAN) - nvReg->cursorConfig |= (1 << 4); - if(pNv->alphaCursor) { - if((pNv->Chipset & 0x0ff0) != CHIPSET_NV11) - nvReg->cursorConfig |= 0x04011000; - else - nvReg->cursorConfig |= 0x14011000; - nvReg->general |= (1 << 29); - } else - nvReg->cursorConfig |= 0x02000000; - - if(pNv->twoHeads) { - if((pNv->Chipset & 0x0ff0) == CHIPSET_NV11) { - nvReg->dither = nvReadCurRAMDAC(pNv, NV_RAMDAC_DITHER_NV11) & ~0x00010000; - if(pNv->FPDither) - nvReg->dither |= 0x00010000; - } else { - nvReg->dither = nvReadCurRAMDAC(pNv, NV_RAMDAC_FP_DITHER) & ~1; - if(pNv->FPDither) - nvReg->dither |= 1; - } - } - - nvReg->timingH = 0; - nvReg->timingV = 0; - nvReg->displayV = mode->CrtcVDisplay; - - return (TRUE); -} - -void -NVDACRestore(ScrnInfoPtr pScrn, vgaRegPtr vgaReg, NVRegPtr nvReg, - Bool primary) -{ - NVPtr pNv = NVPTR(pScrn); - int restore = VGA_SR_MODE; - - if(primary) restore |= VGA_SR_CMAP | VGA_SR_FONTS; - NVLoadStateExt(pScrn, nvReg); -#if defined(__powerpc__) - restore &= ~VGA_SR_FONTS; -#endif - vgaHWRestore(pScrn, vgaReg, restore); -} - -/* - * NVDACSave - * - * This function saves the video state. - */ -void -NVDACSave(ScrnInfoPtr pScrn, vgaRegPtr vgaReg, NVRegPtr nvReg, - Bool saveFonts) -{ - NVPtr pNv = NVPTR(pScrn); - -#if defined(__powerpc__) - saveFonts = FALSE; -#endif - - vgaHWSave(pScrn, vgaReg, VGA_SR_CMAP | VGA_SR_MODE | - (saveFonts? VGA_SR_FONTS : 0)); - NVUnloadStateExt(pNv, nvReg); - - /* can't read this reliably on NV11 */ - if((pNv->Chipset & 0x0ff0) == CHIPSET_NV11) - nvReg->crtcOwner = pNv->CRTCnumber; -} - -#define DEPTH_SHIFT(val, w) ((val << (8 - w)) | (val >> ((w << 1) - 8))) -#define MAKE_INDEX(in, w) (DEPTH_SHIFT(in, w) * 3) - -void -NVDACLoadPalette(ScrnInfoPtr pScrn, int numColors, int *indices, LOCO *colors, - VisualPtr pVisual ) -{ - int i, index; - NVPtr pNv = NVPTR(pScrn); - vgaRegPtr pVga; - - pVga = &VGAHWPTR(pScrn)->ModeReg; - - switch(pNv->CurrentLayout.depth) { - case 15: - for(i = 0; i < numColors; i++) { - index = indices[i]; - pVga->DAC[MAKE_INDEX(index, 5) + 0] = colors[index].red; - pVga->DAC[MAKE_INDEX(index, 5) + 1] = colors[index].green; - pVga->DAC[MAKE_INDEX(index, 5) + 2] = colors[index].blue; - } - break; - case 16: - for(i = 0; i < numColors; i++) { - index = indices[i]; - pVga->DAC[MAKE_INDEX(index, 6) + 1] = colors[index].green; - if(index < 32) { - pVga->DAC[MAKE_INDEX(index, 5) + 0] = colors[index].red; - pVga->DAC[MAKE_INDEX(index, 5) + 2] = colors[index].blue; - } - } - break; - default: - for(i = 0; i < numColors; i++) { - index = indices[i]; - pVga->DAC[index*3] = colors[index].red; - pVga->DAC[(index*3)+1] = colors[index].green; - pVga->DAC[(index*3)+2] = colors[index].blue; - } - break; - } - vgaHWRestore(pScrn, pVga, VGA_SR_CMAP); -} - -/* - * DDC1 support only requires DDC_SDA_MASK, - * DDC2 support requires DDC_SDA_MASK and DDC_SCL_MASK - */ -#define DDC_SDA_READ_MASK (1 << 3) -#define DDC_SCL_READ_MASK (1 << 2) -#define DDC_SDA_WRITE_MASK (1 << 4) -#define DDC_SCL_WRITE_MASK (1 << 5) - -static void -NV_I2CGetBits(I2CBusPtr b, int *clock, int *data) -{ - NVPtr pNv = NVPTR(xf86Screens[b->scrnIndex]); - unsigned char val; - - /* Get the result. */ - val = nvReadVGA(pNv, pNv->DDCBase); - - *clock = (val & DDC_SCL_READ_MASK) != 0; - *data = (val & DDC_SDA_READ_MASK) != 0; -} - -static void -NV_I2CPutBits(I2CBusPtr b, int clock, int data) -{ - NVPtr pNv = NVPTR(xf86Screens[b->scrnIndex]); - unsigned char val; - - val = nvReadVGA(pNv, pNv->DDCBase + 1) & 0xf0; - if (clock) - val |= DDC_SCL_WRITE_MASK; - else - val &= ~DDC_SCL_WRITE_MASK; - - if (data) - val |= DDC_SDA_WRITE_MASK; - else - val &= ~DDC_SDA_WRITE_MASK; - - nvWriteVGA(pNv, pNv->DDCBase + 1, val | 0x1); -} - -Bool -NVDACi2cInit(ScrnInfoPtr pScrn) -{ - NVPtr pNv = NVPTR(pScrn); - I2CBusPtr I2CPtr; - - I2CPtr = xf86CreateI2CBusRec(); - if(!I2CPtr) return FALSE; - - pNv->I2C = I2CPtr; - - I2CPtr->BusName = "DDC"; - I2CPtr->scrnIndex = pScrn->scrnIndex; - I2CPtr->I2CPutBits = NV_I2CPutBits; - I2CPtr->I2CGetBits = NV_I2CGetBits; - I2CPtr->AcknTimeout = 5; - - if (!xf86I2CBusInit(I2CPtr)) { - return FALSE; - } - return TRUE; -} - |