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Diffstat (limited to 'src/mesa/drivers/dri/tdfx/tdfx_screen.c')
-rw-r--r--src/mesa/drivers/dri/tdfx/tdfx_screen.c450
1 files changed, 0 insertions, 450 deletions
diff --git a/src/mesa/drivers/dri/tdfx/tdfx_screen.c b/src/mesa/drivers/dri/tdfx/tdfx_screen.c
deleted file mode 100644
index 084560f..0000000
--- a/src/mesa/drivers/dri/tdfx/tdfx_screen.c
+++ /dev/null
@@ -1,450 +0,0 @@
-/* -*- mode: c; c-basic-offset: 3 -*-
- *
- * Copyright 2000 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
- * 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 NONINFRINGEMENT. IN NO EVENT SHALL
- * VA LINUX SYSTEMS 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.
- */
-
-/*
- * Original rewrite:
- * Gareth Hughes <gareth@valinux.com>, 29 Sep - 1 Oct 2000
- *
- * Authors:
- * Gareth Hughes <gareth@valinux.com>
- *
- */
-
-#include "tdfx_dri.h"
-#include "tdfx_context.h"
-#include "tdfx_lock.h"
-#include "tdfx_span.h"
-
-#include "main/framebuffer.h"
-#include "main/renderbuffer.h"
-#include "xmlpool.h"
-
-#include "utils.h"
-
-#ifdef DEBUG_LOCKING
-char *prevLockFile = 0;
-int prevLockLine = 0;
-#endif
-
-#ifndef TDFX_DEBUG
-int TDFX_DEBUG = 0;
-#endif
-
-PUBLIC const char __driConfigOptions[] =
-DRI_CONF_BEGIN
- DRI_CONF_SECTION_DEBUG
- DRI_CONF_NO_RAST(false)
- DRI_CONF_SECTION_END
-DRI_CONF_END;
-
-static const __DRIextension *tdfxExtensions[] = {
- &driReadDrawableExtension,
- NULL
-};
-
-static const GLuint __driNConfigOptions = 1;
-
-static GLboolean
-tdfxCreateScreen( __DRIscreen *sPriv )
-{
- tdfxScreenPrivate *fxScreen;
- TDFXDRIPtr fxDRIPriv = (TDFXDRIPtr) sPriv->pDevPriv;
-
- if (sPriv->devPrivSize != sizeof(TDFXDRIRec)) {
- fprintf(stderr,"\nERROR! sizeof(TDFXDRIRec) does not match passed size from device driver\n");
- return GL_FALSE;
- }
-
- /* Allocate the private area */
- fxScreen = (tdfxScreenPrivate *) CALLOC( sizeof(tdfxScreenPrivate) );
- if ( !fxScreen )
- return GL_FALSE;
-
- /* parse information in __driConfigOptions */
- driParseOptionInfo (&fxScreen->optionCache,
- __driConfigOptions, __driNConfigOptions);
-
- fxScreen->driScrnPriv = sPriv;
- sPriv->private = (void *) fxScreen;
-
- fxScreen->regs.handle = fxDRIPriv->regs;
- fxScreen->regs.size = fxDRIPriv->regsSize;
- fxScreen->deviceID = fxDRIPriv->deviceID;
- fxScreen->width = fxDRIPriv->width;
- fxScreen->height = fxDRIPriv->height;
- fxScreen->mem = fxDRIPriv->mem;
- fxScreen->cpp = fxDRIPriv->cpp;
- fxScreen->stride = fxDRIPriv->stride;
- fxScreen->fifoOffset = fxDRIPriv->fifoOffset;
- fxScreen->fifoSize = fxDRIPriv->fifoSize;
- fxScreen->fbOffset = fxDRIPriv->fbOffset;
- fxScreen->backOffset = fxDRIPriv->backOffset;
- fxScreen->depthOffset = fxDRIPriv->depthOffset;
- fxScreen->textureOffset = fxDRIPriv->textureOffset;
- fxScreen->textureSize = fxDRIPriv->textureSize;
- fxScreen->sarea_priv_offset = fxDRIPriv->sarea_priv_offset;
-
- if ( drmMap( sPriv->fd, fxScreen->regs.handle,
- fxScreen->regs.size, &fxScreen->regs.map ) ) {
- return GL_FALSE;
- }
-
- sPriv->extensions = tdfxExtensions;
-
- return GL_TRUE;
-}
-
-
-static void
-tdfxDestroyScreen( __DRIscreen *sPriv )
-{
- tdfxScreenPrivate *fxScreen = (tdfxScreenPrivate *) sPriv->private;
-
- if (!fxScreen)
- return;
-
- drmUnmap( fxScreen->regs.map, fxScreen->regs.size );
-
- /* free all option information */
- driDestroyOptionInfo (&fxScreen->optionCache);
-
- FREE( fxScreen );
- sPriv->private = NULL;
-}
-
-
-static GLboolean
-tdfxInitDriver( __DRIscreen *sPriv )
-{
- if ( TDFX_DEBUG & DEBUG_VERBOSE_DRI ) {
- fprintf( stderr, "%s( %p )\n", __FUNCTION__, (void *)sPriv );
- }
-
- if ( !tdfxCreateScreen( sPriv ) ) {
- tdfxDestroyScreen( sPriv );
- return GL_FALSE;
- }
-
- return GL_TRUE;
-}
-
-
-static GLboolean
-tdfxCreateBuffer( __DRIscreen *driScrnPriv,
- __DRIdrawable *driDrawPriv,
- const struct gl_config *mesaVis,
- GLboolean isPixmap )
-{
- tdfxScreenPrivate *screen = (tdfxScreenPrivate *) driScrnPriv->private;
-
- if (isPixmap) {
- return GL_FALSE; /* not implemented */
- }
- else {
- struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis);
-
- {
- driRenderbuffer *frontRb
- = driNewRenderbuffer(MESA_FORMAT_ARGB8888, NULL, screen->cpp,
- screen->fbOffset, screen->width, driDrawPriv);
- tdfxSetSpanFunctions(frontRb, mesaVis);
- _mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &frontRb->Base);
- }
-
- if (mesaVis->doubleBufferMode) {
- driRenderbuffer *backRb
- = driNewRenderbuffer(MESA_FORMAT_ARGB8888, NULL, screen->cpp,
- screen->backOffset, screen->width,
- driDrawPriv);
- tdfxSetSpanFunctions(backRb, mesaVis);
- _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base);
- backRb->backBuffer = GL_TRUE;
- }
-
- if (mesaVis->depthBits == 16) {
- driRenderbuffer *depthRb
- = driNewRenderbuffer(MESA_FORMAT_Z16, NULL, screen->cpp,
- screen->depthOffset, screen->width,
- driDrawPriv);
- tdfxSetSpanFunctions(depthRb, mesaVis);
- _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base);
- }
- else if (mesaVis->depthBits == 24) {
- driRenderbuffer *depthRb
- = driNewRenderbuffer(MESA_FORMAT_Z24_S8, NULL, screen->cpp,
- screen->depthOffset, screen->width,
- driDrawPriv);
- tdfxSetSpanFunctions(depthRb, mesaVis);
- _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base);
- }
-
- if (mesaVis->stencilBits > 0) {
- driRenderbuffer *stencilRb
- = driNewRenderbuffer(MESA_FORMAT_S8, NULL, screen->cpp,
- screen->depthOffset, screen->width,
- driDrawPriv);
- tdfxSetSpanFunctions(stencilRb, mesaVis);
- _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &stencilRb->Base);
- }
-
- _mesa_add_soft_renderbuffers(fb,
- GL_FALSE, /* color */
- GL_FALSE, /* depth */
- GL_FALSE, /*swStencil,*/
- mesaVis->accumRedBits > 0,
- GL_FALSE, /* alpha */
- GL_FALSE /* aux */);
- driDrawPriv->driverPrivate = (void *) fb;
-
- return (driDrawPriv->driverPrivate != NULL);
- }
-}
-
-
-static void
-tdfxDestroyBuffer(__DRIdrawable *driDrawPriv)
-{
- _mesa_reference_framebuffer((struct gl_framebuffer **)(&(driDrawPriv->driverPrivate)), NULL);
-}
-
-
-static void
-tdfxSwapBuffers( __DRIdrawable *driDrawPriv )
-
-{
- GET_CURRENT_CONTEXT(ctx);
- tdfxContextPtr fxMesa = 0;
- struct gl_framebuffer *mesaBuffer;
-
- if ( TDFX_DEBUG & DEBUG_VERBOSE_DRI ) {
- fprintf( stderr, "%s( %p )\n", __FUNCTION__, (void *)driDrawPriv );
- }
-
- mesaBuffer = (struct gl_framebuffer *) driDrawPriv->driverPrivate;
- if ( !mesaBuffer->Visual.doubleBufferMode )
- return; /* can't swap a single-buffered window */
-
- /* If the current context's drawable matches the given drawable
- * we have to do a glFinish (per the GLX spec).
- */
- if ( ctx ) {
- __DRIdrawable *curDrawPriv;
- fxMesa = TDFX_CONTEXT(ctx);
- curDrawPriv = fxMesa->driContext->driDrawablePriv;
-
- if ( curDrawPriv == driDrawPriv ) {
- /* swapping window bound to current context, flush first */
- _mesa_notifySwapBuffers( ctx );
- LOCK_HARDWARE( fxMesa );
- }
- else {
- /* find the fxMesa context previously bound to the window */
- fxMesa = (tdfxContextPtr) driDrawPriv->driContextPriv->driverPrivate;
- if (!fxMesa)
- return;
- LOCK_HARDWARE( fxMesa );
- fxMesa->Glide.grSstSelect( fxMesa->Glide.Board );
-#ifdef DEBUG
- printf("SwapBuf SetState 1\n");
-#endif
- fxMesa->Glide.grGlideSetState(fxMesa->Glide.State );
- }
- }
-
-#ifdef STATS
- {
- int stalls;
- static int prevStalls = 0;
-
- stalls = fxMesa->Glide.grFifoGetStalls();
-
- fprintf( stderr, "%s:\n", __FUNCTION__ );
- if ( stalls != prevStalls ) {
- fprintf( stderr, " %d stalls occurred\n",
- stalls - prevStalls );
- prevStalls = stalls;
- }
- if ( fxMesa && fxMesa->texSwaps ) {
- fprintf( stderr, " %d texture swaps occurred\n",
- fxMesa->texSwaps );
- fxMesa->texSwaps = 0;
- }
- }
-#endif
-
- assert(fxMesa);
-
- if (fxMesa->scissoredClipRects) {
- /* restore clip rects without scissor box */
- fxMesa->Glide.grDRIPosition( driDrawPriv->x, driDrawPriv->y,
- driDrawPriv->w, driDrawPriv->h,
- driDrawPriv->numClipRects,
- driDrawPriv->pClipRects );
- }
-
- fxMesa->Glide.grDRIBufferSwap( fxMesa->Glide.SwapInterval );
-
- if (fxMesa->scissoredClipRects) {
- /* restore clip rects WITH scissor box */
- fxMesa->Glide.grDRIPosition( driDrawPriv->x, driDrawPriv->y,
- driDrawPriv->w, driDrawPriv->h,
- fxMesa->numClipRects, fxMesa->pClipRects );
- }
-
-
-#if 0
- {
- FxI32 result;
- do {
- FxI32 result;
- fxMesa->Glide.grGet(GR_PENDING_BUFFERSWAPS, 4, &result);
- } while ( result > fxMesa->maxPendingSwapBuffers );
- }
-#endif
-
- fxMesa->stats.swapBuffer++;
-
- if (ctx) {
- if (ctx->DriverCtx != fxMesa) {
- fxMesa = TDFX_CONTEXT(ctx);
- fxMesa->Glide.grSstSelect( fxMesa->Glide.Board );
-#ifdef DEBUG
- printf("SwapBuf SetState 2\n");
-#endif
- fxMesa->Glide.grGlideSetState(fxMesa->Glide.State );
- }
- UNLOCK_HARDWARE( fxMesa );
- }
-}
-
-static const __DRIconfig **
-tdfxFillInModes(__DRIscreen *psp,
- unsigned pixel_bits,
- unsigned depth_bits,
- unsigned stencil_bits,
- GLboolean have_back_buffer)
-{
- unsigned deep = (depth_bits > 17);
-
- /* Right now GLX_SWAP_COPY_OML isn't supported, but it would be easy
- * enough to add support. Basically, if a context is created with an
- * fbconfig where the swap method is GLX_SWAP_COPY_OML, pageflipping
- * will never be used.
- */
-
- static const GLenum db_modes[2] = { GLX_NONE, GLX_SWAP_UNDEFINED_OML };
- uint8_t depth_bits_array[4];
- uint8_t stencil_bits_array[4];
- uint8_t msaa_samples_array[1];
- if(deep) {
- depth_bits_array[0] = 0;
- depth_bits_array[1] = 24;
- stencil_bits_array[0] = 0;
- stencil_bits_array[1] = 8;
- } else {
- depth_bits_array[0] = depth_bits;
- depth_bits_array[1] = 0;
- depth_bits_array[2] = depth_bits;
- depth_bits_array[3] = 0;
- stencil_bits_array[0] = 0;
- stencil_bits_array[1] = 0;
- stencil_bits_array[2] = 8;
- stencil_bits_array[3] = 8;
- }
-
- msaa_samples_array[0] = 0;
-
- return (const __DRIconfig **)
- driCreateConfigs(deep ? GL_RGBA : GL_RGB,
- deep ? GL_UNSIGNED_INT_8_8_8_8 :
- GL_UNSIGNED_SHORT_5_6_5,
- depth_bits_array,
- stencil_bits_array,
- deep ? 2 : 4,
- db_modes, 2,
- msaa_samples_array, 1,
- GL_TRUE);
-}
-
-/**
- * This is the driver specific part of the createNewScreen entry point.
- *
- * \todo maybe fold this into intelInitDriver
- *
- * \return the struct gl_config supported by this driver
- */
-static const __DRIconfig **
-tdfxInitScreen(__DRIscreen *psp)
-{
- static const __DRIversion ddx_expected = { 1, 1, 0 };
- static const __DRIversion dri_expected = { 4, 0, 0 };
- static const __DRIversion drm_expected = { 1, 0, 0 };
-
- /* divined from tdfx_dri.c, sketchy */
- TDFXDRIPtr dri_priv = (TDFXDRIPtr) psp->pDevPriv;
-
- /* XXX i wish it was like this */
- /* bpp = dri_priv->bpp */
- int bpp = (dri_priv->cpp > 2) ? 24 : 16;
-
- if ( ! driCheckDriDdxDrmVersions2( "tdfx",
- &psp->dri_version, & dri_expected,
- &psp->ddx_version, & ddx_expected,
- &psp->drm_version, & drm_expected ) )
- return NULL;
-
- if (!tdfxInitDriver(psp))
- return NULL;
-
- return tdfxFillInModes(psp,
- bpp, (bpp == 16) ? 16 : 24,
- (bpp == 16) ? 0 : 8,
- (dri_priv->backOffset!=dri_priv->depthOffset));
-}
-
-const struct __DriverAPIRec driDriverAPI = {
- .InitScreen = tdfxInitScreen,
- .DestroyScreen = tdfxDestroyScreen,
- .CreateContext = tdfxCreateContext,
- .DestroyContext = tdfxDestroyContext,
- .CreateBuffer = tdfxCreateBuffer,
- .DestroyBuffer = tdfxDestroyBuffer,
- .SwapBuffers = tdfxSwapBuffers,
- .MakeCurrent = tdfxMakeCurrent,
- .UnbindContext = tdfxUnbindContext,
- .GetSwapInfo = NULL,
- .GetDrawableMSC = NULL,
- .WaitForMSC = NULL,
- .WaitForSBC = NULL,
- .SwapBuffersMSC = NULL
-};
-
-/* This is the table of extensions that the loader will dlsym() for. */
-PUBLIC const __DRIextension *__driDriverExtensions[] = {
- &driCoreExtension.base,
- &driLegacyExtension.base,
- NULL
-};
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