/* $XFree86: xc/lib/GL/mesa/src/drv/radeon/radeon_screen.c,v 1.6 2002/12/16 16:18:58 dawes Exp $ */ /************************************************************************** Copyright 2000, 2001 ATI Technologies Inc., Ontario, Canada, and 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 THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS 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: * Kevin E. Martin * Gareth Hughes * */ #include "glheader.h" #include "imports.h" #include "radeon_context.h" #include "radeon_screen.h" #include "radeon_macros.h" #include "utils.h" #include "context.h" #include "vblank.h" #ifndef _SOLO #include "glxextensions.h" #endif #if 1 /* Including xf86PciInfo.h introduces a bunch of errors... */ #define PCI_CHIP_RADEON_QD 0x5144 #define PCI_CHIP_RADEON_QE 0x5145 #define PCI_CHIP_RADEON_QF 0x5146 #define PCI_CHIP_RADEON_QG 0x5147 #define PCI_CHIP_RADEON_QY 0x5159 #define PCI_CHIP_RADEON_QZ 0x515A #define PCI_CHIP_RADEON_LW 0x4C57 /* mobility 7 - has tcl */ #define PCI_CHIP_RADEON_LY 0x4C59 #define PCI_CHIP_RADEON_LZ 0x4C5A #define PCI_CHIP_RV200_QW 0x5157 /* Radeon 7500 - not an R200 at all */ #endif static int getSwapInfo( __DRIdrawablePrivate *dPriv, __DRIswapInfo * sInfo ); /* Create the device specific screen private data struct. */ radeonScreenPtr radeonCreateScreen( __DRIscreenPrivate *sPriv ) { radeonScreenPtr screen; RADEONDRIPtr dri_priv = (RADEONDRIPtr)sPriv->pDevPriv; if ( ! driCheckDriDdxDrmVersions( sPriv, "Radeon", 4, 0, 4, 0, 1, 3 ) ) return NULL; /* Allocate the private area */ screen = (radeonScreenPtr) CALLOC( sizeof(*screen) ); if ( !screen ) { __driUtilMessage("%s: Could not allocate memory for screen structure", __FUNCTION__); return NULL; } if ( sPriv->drmMinor < 3 || getenv("RADEON_COMPAT")) { fprintf( stderr, "Radeon DRI driver:\n\t" "Compatibility mode for DRM driver version %d.%d.%d\n\t" "TCL will be disabled, expect reduced performance\n\t" "(prefer DRM radeon.o 1.3.x or newer)\n\t", sPriv->drmMajor, sPriv->drmMinor, sPriv->drmPatch ); } /* This is first since which regions we map depends on whether or * not we are using a PCI card. */ screen->IsPCI = dri_priv->IsPCI; if (sPriv->drmMinor >= 3) { int ret; drmRadeonGetParam gp; gp.param = RADEON_PARAM_AGP_BUFFER_OFFSET; gp.value = &screen->agp_buffer_offset; ret = drmCommandWriteRead( sPriv->fd, DRM_RADEON_GETPARAM, &gp, sizeof(gp)); if (ret) { fprintf(stderr, "drmRadeonGetParam (RADEON_PARAM_AGP_BUFFER_OFFSET): %d\n", ret); return NULL; } if (sPriv->drmMinor >= 6) { gp.param = RADEON_PARAM_IRQ_NR; gp.value = &screen->irq; ret = drmCommandWriteRead( sPriv->fd, DRM_RADEON_GETPARAM, &gp, sizeof(gp)); if (ret) { FREE( screen ); fprintf(stderr, "drmRadeonGetParam (RADEON_PARAM_IRQ_NR): %d\n", ret); return NULL; } } } screen->mmio.handle = dri_priv->registerHandle; screen->mmio.size = dri_priv->registerSize; if ( drmMap( sPriv->fd, screen->mmio.handle, screen->mmio.size, &screen->mmio.map ) ) { FREE( screen ); __driUtilMessage("%s: drmMap failed\n", __FUNCTION__ ); return NULL; } screen->status.handle = dri_priv->statusHandle; screen->status.size = dri_priv->statusSize; if ( drmMap( sPriv->fd, screen->status.handle, screen->status.size, &screen->status.map ) ) { drmUnmap( screen->mmio.map, screen->mmio.size ); FREE( screen ); __driUtilMessage("%s: drmMap (2) failed\n", __FUNCTION__ ); return NULL; } screen->scratch = (__volatile__ CARD32 *) ((GLubyte *)screen->status.map + RADEON_SCRATCH_REG_OFFSET); screen->buffers = drmMapBufs( sPriv->fd ); if ( !screen->buffers ) { drmUnmap( screen->status.map, screen->status.size ); drmUnmap( screen->mmio.map, screen->mmio.size ); FREE( screen ); __driUtilMessage("%s: drmMapBufs failed\n", __FUNCTION__ ); return NULL; } if ( !screen->IsPCI ) { screen->agpTextures.handle = dri_priv->agpTexHandle; screen->agpTextures.size = dri_priv->agpTexMapSize; if ( drmMap( sPriv->fd, screen->agpTextures.handle, screen->agpTextures.size, (drmAddressPtr)&screen->agpTextures.map ) ) { drmUnmapBufs( screen->buffers ); drmUnmap( screen->status.map, screen->status.size ); drmUnmap( screen->mmio.map, screen->mmio.size ); FREE( screen ); __driUtilMessage("%s: IsPCI failed\n", __FUNCTION__); return NULL; } } screen->chipset = 0; switch ( dri_priv->deviceID ) { default: fprintf(stderr, "unknown chip id, assuming full radeon support\n"); case PCI_CHIP_RADEON_QD: case PCI_CHIP_RADEON_QE: case PCI_CHIP_RADEON_QF: case PCI_CHIP_RADEON_QG: case PCI_CHIP_RV200_QW: case PCI_CHIP_RADEON_LW: screen->chipset |= RADEON_CHIPSET_TCL; case PCI_CHIP_RADEON_QY: case PCI_CHIP_RADEON_QZ: case PCI_CHIP_RADEON_LY: case PCI_CHIP_RADEON_LZ: break; } screen->cpp = dri_priv->bpp / 8; screen->AGPMode = dri_priv->AGPMode; screen->frontOffset = dri_priv->frontOffset; screen->frontPitch = dri_priv->frontPitch; screen->backOffset = dri_priv->backOffset; screen->backPitch = dri_priv->backPitch; screen->depthOffset = dri_priv->depthOffset; screen->depthPitch = dri_priv->depthPitch; screen->texOffset[RADEON_CARD_HEAP] = dri_priv->textureOffset; screen->texSize[RADEON_CARD_HEAP] = dri_priv->textureSize; screen->logTexGranularity[RADEON_CARD_HEAP] = dri_priv->log2TexGran; if ( screen->IsPCI || getenv( "RADEON_AGPTEXTURING_FORCE_DISABLE" ) ) { screen->numTexHeaps = RADEON_NR_TEX_HEAPS - 1; screen->texOffset[RADEON_AGP_HEAP] = 0; screen->texSize[RADEON_AGP_HEAP] = 0; screen->logTexGranularity[RADEON_AGP_HEAP] = 0; } else { screen->numTexHeaps = RADEON_NR_TEX_HEAPS; screen->texOffset[RADEON_AGP_HEAP] = dri_priv->agpTexOffset + RADEON_AGP_TEX_OFFSET; screen->texSize[RADEON_AGP_HEAP] = dri_priv->agpTexMapSize; screen->logTexGranularity[RADEON_AGP_HEAP] = dri_priv->log2AGPTexGran; } screen->driScreen = sPriv; screen->sarea_priv_offset = dri_priv->sarea_priv_offset; return screen; } /* Destroy the device specific screen private data struct. */ void radeonDestroyScreen( __DRIscreenPrivate *sPriv ) { radeonScreenPtr screen = (radeonScreenPtr)sPriv->private; if (!screen) return; if ( !screen->IsPCI ) { drmUnmap( screen->agpTextures.map, screen->agpTextures.size ); } drmUnmapBufs( screen->buffers ); drmUnmap( screen->status.map, screen->status.size ); drmUnmap( screen->mmio.map, screen->mmio.size ); FREE( screen ); sPriv->private = NULL; } /* Initialize the driver specific screen private data. */ static GLboolean radeonInitDriver( __DRIscreenPrivate *sPriv ) { sPriv->private = (void *) radeonCreateScreen( sPriv ); if ( !sPriv->private ) { radeonDestroyScreen( sPriv ); return GL_FALSE; } return GL_TRUE; } /* Create and initialize the Mesa and driver specific pixmap buffer * data. */ static GLboolean radeonCreateBuffer( __DRIscreenPrivate *driScrnPriv, __DRIdrawablePrivate *driDrawPriv, const __GLcontextModes *mesaVis, GLboolean isPixmap ) { if (isPixmap) { return GL_FALSE; /* not implemented */ } else { const GLboolean swDepth = GL_FALSE; const GLboolean swAlpha = GL_FALSE; const GLboolean swAccum = mesaVis->accumRedBits > 0; const GLboolean swStencil = mesaVis->stencilBits > 0 && mesaVis->depthBits != 24; driDrawPriv->driverPrivate = (void *) _mesa_create_framebuffer( mesaVis, swDepth, swStencil, swAccum, swAlpha ); return (driDrawPriv->driverPrivate != NULL); } } static void radeonDestroyBuffer(__DRIdrawablePrivate *driDrawPriv) { _mesa_destroy_framebuffer((GLframebuffer *) (driDrawPriv->driverPrivate)); } /* Fullscreen mode isn't used for much -- could be a way to shrink * front/back buffers & get more texture memory if the client has * changed the video resolution. * * Pageflipping is now done automatically whenever there is a single * 3d client. */ static GLboolean radeonOpenCloseFullScreen( __DRIcontextPrivate *driContextPriv ) { return GL_TRUE; } static struct __DriverAPIRec radeonAPI = { .InitDriver = radeonInitDriver, .DestroyScreen = radeonDestroyScreen, .CreateContext = radeonCreateContext, .DestroyContext = radeonDestroyContext, .CreateBuffer = radeonCreateBuffer, .DestroyBuffer = radeonDestroyBuffer, .SwapBuffers = radeonSwapBuffers, .MakeCurrent = radeonMakeCurrent, .UnbindContext = radeonUnbindContext, .OpenFullScreen = radeonOpenCloseFullScreen, .CloseFullScreen = radeonOpenCloseFullScreen, .GetSwapInfo = getSwapInfo, .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, &radeonAPI); return (void *) psp; } #else void *__driCreateScreen(struct DRIDriverRec *driver, struct DRIDriverContextRec *driverContext) { __DRIscreenPrivate *psp; psp = __driUtilCreateScreen(driver, driverContext, &radeonAPI); return (void *) psp; } #endif #ifndef _SOLO /* This function is called by libGL.so as soon as libGL.so is loaded. * This is where we'd 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 ); glx_enable_extension( "GLX_MESA_swap_frame_usage", GL_FALSE ); } } } #endif /** * Get information about previous buffer swaps. */ static int getSwapInfo( __DRIdrawablePrivate *dPriv, __DRIswapInfo * sInfo ) { radeonContextPtr rmesa; if ( (dPriv == NULL) || (dPriv->driContextPriv == NULL) || (dPriv->driContextPriv->driverPrivate == NULL) || (sInfo == NULL) ) { return -1; } rmesa = (radeonContextPtr) dPriv->driContextPriv->driverPrivate; sInfo->swap_count = rmesa->swap_count; sInfo->swap_ust = rmesa->swap_ust; sInfo->swap_missed_count = rmesa->swap_missed_count; sInfo->swap_missed_usage = (sInfo->swap_missed_count != 0) ? driCalculateSwapUsage( dPriv, 0, rmesa->swap_missed_ust ) : 0.0; return 0; }