From 0fbeff2fa2e831e45e4dc6014c8f1e6abaa44aa1 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Thu, 5 Feb 2004 22:45:00 +0000 Subject: Initial mach64 driver import for DRI mach64-0-0-6 branch, this compiles but I doubt it works but it is a better starting point than the branch --- src/mesa/drivers/dri/mach64/mach64_screen.c | 318 ++++++++++++++++++++++++++++ 1 file changed, 318 insertions(+) create mode 100644 src/mesa/drivers/dri/mach64/mach64_screen.c (limited to 'src/mesa/drivers/dri/mach64/mach64_screen.c') diff --git a/src/mesa/drivers/dri/mach64/mach64_screen.c b/src/mesa/drivers/dri/mach64/mach64_screen.c new file mode 100644 index 0000000000..69bd228285 --- /dev/null +++ b/src/mesa/drivers/dri/mach64/mach64_screen.c @@ -0,0 +1,318 @@ +/* $XFree86$ */ /* -*- 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" + +#include "glxextensions.h" + +/* Create the device specific screen private data struct. + */ +static mach64ScreenRec * +mach64CreateScreen( __DRIscreenPrivate *driScreen ) +{ + mach64ScreenRec *mach64Screen; + ATIDRIPtr serverInfo = (ATIDRIPtr)driScreen->pDevPriv; + + if ( MACH64_DEBUG & DEBUG_VERBOSE_DRI ) + fprintf( stderr, "%s\n", __FUNCTION__ ); + + if ( ! driCheckDriDdxDrmVersions( driScreen, "Mach64", 4, 0, 6, 4, 1, 0 ) ) + return NULL; + + /* Allocate the private area */ + mach64Screen = (mach64ScreenRec *) CALLOC( sizeof(*mach64Screen) ); + if ( !mach64Screen ) return NULL; + + mach64Screen->IsPCI = serverInfo->IsPCI; + + { + drmMach64GetParam gp; + int ret; + + gp.param = MACH64_PARAM_IRQ_NR; + gp.value = &mach64Screen->irq; + + ret = drmCommandWriteRead( driScreen->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( driScreen->fd, + mach64Screen->mmio.handle, + mach64Screen->mmio.size, + (drmAddressPtr)&mach64Screen->mmio.map ) != 0 ) { + FREE( mach64Screen ); + return NULL; + } + + mach64Screen->buffers = drmMapBufs( driScreen->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( driScreen->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 = driScreen; + + 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; +} + + +/* 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( "__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 ); + } + } +} + + +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. + */ +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; +} -- cgit v1.2.3