/* $XFree86$ */ /* -*- mode: c; c-basic-offset: 3 -*- */ /* * Copyright 2000 Gareth Hughes * 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 * GARETH HUGHES 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: * Gareth Hughes * Leif Delgass * José Fonseca */ #include "mach64_context.h" #include "mach64_ioctl.h" #include "mach64_tris.h" #include "mach64_vb.h" #include "context.h" #include "imports.h" #include "utils.h" #include "vblank.h" #ifndef _SOLO #include "glxextensions.h" #endif /* Mach64 configuration */ #include "xmlpool.h" const char __driConfigOptions[] = DRI_CONF_BEGIN DRI_CONF_SECTION_PERFORMANCE DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_DEF_INTERVAL_0) DRI_CONF_SECTION_END #if ENABLE_PERF_BOXES DRI_CONF_SECTION_DEBUG DRI_CONF_PERFORMANCE_BOXES(false) DRI_CONF_SECTION_END #endif DRI_CONF_END; #if ENABLE_PERF_BOXES static const GLuint __driNConfigOptions = 2; #else static const GLuint __driNConfigOptions = 1; #endif /* Create the device specific screen private data struct. */ static mach64ScreenRec * mach64CreateScreen( __DRIscreenPrivate *sPriv ) { mach64ScreenPtr mach64Screen; ATIDRIPtr serverInfo = (ATIDRIPtr)sPriv->pDevPriv; if ( MACH64_DEBUG & DEBUG_VERBOSE_DRI ) fprintf( stderr, "%s\n", __FUNCTION__ ); if ( ! driCheckDriDdxDrmVersions( sPriv, "Mach64", 4, 0, 6, 4, 1, 0 ) ) return NULL; /* Allocate the private area */ mach64Screen = (mach64ScreenPtr) CALLOC( sizeof(*mach64Screen) ); if ( !mach64Screen ) return NULL; /* parse information in __driConfigOptions */ driParseOptionInfo (&mach64Screen->optionCache, __driConfigOptions, __driNConfigOptions); mach64Screen->IsPCI = serverInfo->IsPCI; { drmMach64GetParam gp; int ret; gp.param = MACH64_PARAM_IRQ_NR; gp.value = &mach64Screen->irq; ret = drmCommandWriteRead( sPriv->fd, DRM_MACH64_GETPARAM, &gp, sizeof(gp)); if (ret) { fprintf(stderr, "DRM_MACH64_GETPARAM (MACH64_PARAM_IRQ_NR): %d\n", ret); FREE( mach64Screen ); return NULL; } } mach64Screen->mmio.handle = serverInfo->regs; mach64Screen->mmio.size = serverInfo->regsSize; if ( drmMap( sPriv->fd, mach64Screen->mmio.handle, mach64Screen->mmio.size, (drmAddressPtr)&mach64Screen->mmio.map ) != 0 ) { FREE( mach64Screen ); return NULL; } mach64Screen->buffers = drmMapBufs( sPriv->fd ); if ( !mach64Screen->buffers ) { drmUnmap( (drmAddress)mach64Screen->mmio.map, mach64Screen->mmio.size ); FREE( mach64Screen ); return NULL; } if ( !mach64Screen->IsPCI ) { mach64Screen->agpTextures.handle = serverInfo->agp; mach64Screen->agpTextures.size = serverInfo->agpSize; if ( drmMap( sPriv->fd, mach64Screen->agpTextures.handle, mach64Screen->agpTextures.size, (drmAddressPtr)&mach64Screen->agpTextures.map ) ) { drmUnmapBufs( mach64Screen->buffers ); drmUnmap( (drmAddress)mach64Screen->mmio.map, mach64Screen->mmio.size ); FREE( mach64Screen ); return NULL; } } mach64Screen->AGPMode = serverInfo->AGPMode; mach64Screen->chipset = serverInfo->chipset; mach64Screen->width = serverInfo->width; mach64Screen->height = serverInfo->height; mach64Screen->mem = serverInfo->mem; mach64Screen->cpp = serverInfo->cpp; mach64Screen->frontOffset = serverInfo->frontOffset; mach64Screen->frontPitch = serverInfo->frontPitch; mach64Screen->backOffset = serverInfo->backOffset; mach64Screen->backPitch = serverInfo->backPitch; mach64Screen->depthOffset = serverInfo->depthOffset; mach64Screen->depthPitch = serverInfo->depthPitch; mach64Screen->texOffset[MACH64_CARD_HEAP] = serverInfo->textureOffset; mach64Screen->texSize[MACH64_CARD_HEAP] = serverInfo->textureSize; mach64Screen->logTexGranularity[MACH64_CARD_HEAP] = serverInfo->logTextureGranularity; if ( mach64Screen->IsPCI ) { mach64Screen->numTexHeaps = MACH64_NR_TEX_HEAPS - 1; mach64Screen->firstTexHeap = MACH64_CARD_HEAP; mach64Screen->texOffset[MACH64_AGP_HEAP] = 0; mach64Screen->texSize[MACH64_AGP_HEAP] = 0; mach64Screen->logTexGranularity[MACH64_AGP_HEAP] = 0; } else { if (mach64Screen->texSize[MACH64_CARD_HEAP] > 0) { mach64Screen->numTexHeaps = MACH64_NR_TEX_HEAPS; mach64Screen->firstTexHeap = MACH64_CARD_HEAP; } else { mach64Screen->numTexHeaps = MACH64_NR_TEX_HEAPS - 1; mach64Screen->firstTexHeap = MACH64_AGP_HEAP; } mach64Screen->texOffset[MACH64_AGP_HEAP] = serverInfo->agpTextureOffset; mach64Screen->texSize[MACH64_AGP_HEAP] = serverInfo->agpSize; mach64Screen->logTexGranularity[MACH64_AGP_HEAP] = serverInfo->logAgpTextureGranularity; } mach64Screen->driScreen = sPriv; #ifndef _SOLO if ( driCompareGLXAPIVersion( 20030813 ) >= 0 ) { PFNGLXSCRENABLEEXTENSIONPROC glx_enable_extension = (PFNGLXSCRENABLEEXTENSIONPROC) glXGetProcAddress( (const GLubyte *) "__glXScrEnableExtension" ); void * const psc = sPriv->psc->screenConfigs; if ( glx_enable_extension != NULL ) { if ( mach64Screen->irq != 0 ) { (*glx_enable_extension)( psc, "GLX_SGI_swap_control" ); (*glx_enable_extension)( psc, "GLX_SGI_video_sync" ); (*glx_enable_extension)( psc, "GLX_MESA_swap_control" ); } (*glx_enable_extension)( psc, "GLX_MESA_swap_frame_usage" ); } } #endif return mach64Screen; } /* Destroy the device specific screen private data struct. */ static void mach64DestroyScreen( __DRIscreenPrivate *driScreen ) { mach64ScreenRec *mach64Screen = (mach64ScreenRec *) driScreen->private; if ( !mach64Screen ) return; if ( MACH64_DEBUG & DEBUG_VERBOSE_DRI ) fprintf( stderr, "%s\n", __FUNCTION__ ); if ( !mach64Screen->IsPCI ) { drmUnmap( (drmAddress)mach64Screen->agpTextures.map, mach64Screen->agpTextures.size ); } drmUnmapBufs( mach64Screen->buffers ); drmUnmap( (drmAddress)mach64Screen->mmio.map, mach64Screen->mmio.size ); FREE( mach64Screen ); driScreen->private = NULL; } /* Initialize the fullscreen mode. */ static GLboolean mach64OpenFullScreen( __DRIcontextPrivate *driContextPriv ) { return GL_TRUE; } /* Shut down the fullscreen mode. */ static GLboolean mach64CloseFullScreen( __DRIcontextPrivate *driContextPriv ) { return GL_TRUE; } /* Create and initialize the Mesa and driver specific pixmap buffer * data. */ static GLboolean mach64CreateBuffer( __DRIscreenPrivate *driScrnPriv, __DRIdrawablePrivate *driDrawPriv, const __GLcontextModes *mesaVis, GLboolean isPixmap ) { if (isPixmap) { return GL_FALSE; /* not implemented */ } else { driDrawPriv->driverPrivate = (void *) _mesa_create_framebuffer( mesaVis, GL_FALSE, /* software depth buffer? */ mesaVis->stencilBits > 0, mesaVis->accumRedBits > 0, mesaVis->alphaBits > 0 ); return (driDrawPriv->driverPrivate != NULL); } } static void mach64DestroyBuffer(__DRIdrawablePrivate *driDrawPriv) { _mesa_destroy_framebuffer((GLframebuffer *) (driDrawPriv->driverPrivate)); } /* Copy the back color buffer to the front color buffer */ static void mach64SwapBuffers(__DRIdrawablePrivate *dPriv) { if (dPriv->driContextPriv && dPriv->driContextPriv->driverPrivate) { mach64ContextPtr mmesa; GLcontext *ctx; mmesa = (mach64ContextPtr) dPriv->driContextPriv->driverPrivate; ctx = mmesa->glCtx; if (ctx->Visual.doubleBufferMode) { _mesa_notifySwapBuffers( ctx ); /* flush pending rendering comands */ mach64CopyBuffer( dPriv ); } } else { /* XXX this shouldn't be an error but we can't handle it for now */ _mesa_problem(NULL, "%s: drawable has no context!", __FUNCTION__); } } /* Initialize the driver specific screen private data. */ static GLboolean mach64InitDriver( __DRIscreenPrivate *driScreen ) { driScreen->private = (void *) mach64CreateScreen( driScreen ); if ( !driScreen->private ) { mach64DestroyScreen( driScreen ); return GL_FALSE; } return GL_TRUE; } #ifndef _SOLO /* This function is called by libGL.so as soon as libGL.so is loaded. * This is where we register new extension functions with the dispatcher. */ void __driRegisterExtensions( void ) { PFNGLXENABLEEXTENSIONPROC glx_enable_extension; if ( driCompareGLXAPIVersion( 20030317 ) >= 0 ) { glx_enable_extension = (PFNGLXENABLEEXTENSIONPROC) glXGetProcAddress( (const GLubyte *) "__glXEnableExtension" ); if ( glx_enable_extension != NULL ) { glx_enable_extension( "GLX_SGI_swap_control", GL_FALSE ); glx_enable_extension( "GLX_SGI_video_sync", GL_FALSE ); glx_enable_extension( "GLX_MESA_swap_control", GL_FALSE ); } } } #endif static struct __DriverAPIRec mach64API = { .InitDriver = mach64InitDriver, .DestroyScreen = mach64DestroyScreen, .CreateContext = mach64CreateContext, .DestroyContext = mach64DestroyContext, .CreateBuffer = mach64CreateBuffer, .DestroyBuffer = mach64DestroyBuffer, .SwapBuffers = mach64SwapBuffers, .MakeCurrent = mach64MakeCurrent, .UnbindContext = mach64UnbindContext, .OpenFullScreen = mach64OpenFullScreen, .CloseFullScreen = mach64CloseFullScreen, .GetSwapInfo = NULL, .GetMSC = driGetMSC32, .WaitForMSC = driWaitForMSC32, .WaitForSBC = NULL, .SwapBuffersMSC = NULL }; /* * This is the bootstrap function for the driver. * The __driCreateScreen name is the symbol that libGL.so fetches. * Return: pointer to a __DRIscreenPrivate. */ #ifndef _SOLO void *__driCreateScreen(Display *dpy, int scrn, __DRIscreen *psc, int numConfigs, __GLXvisualConfig *config) { __DRIscreenPrivate *psp; psp = __driUtilCreateScreen(dpy, scrn, psc, numConfigs, config, &mach64API); return (void *) psp; } #else void *__driCreateScreen(struct DRIDriverRec *driver, struct DRIDriverContextRec *driverContext) { __DRIscreenPrivate *psp; psp = __driUtilCreateScreen(driver, driverContext, &mach64API); return (void *) psp; } #endif