From f4092abdf94af6a99aff944d6264bc1284e8bdd4 Mon Sep 17 00:00:00 2001 From: Reinhard Tartler Date: Mon, 10 Oct 2011 17:43:39 +0200 Subject: Imported nx-X11-3.1.0-1.tar.gz Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository --- .../Mesa/src/mesa/drivers/dri/i915/intel_screen.c | 511 +++++++++++++++++++++ 1 file changed, 511 insertions(+) create mode 100644 nx-X11/extras/Mesa/src/mesa/drivers/dri/i915/intel_screen.c (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/i915/intel_screen.c') diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/i915/intel_screen.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/i915/intel_screen.c new file mode 100644 index 000000000..57c7504bf --- /dev/null +++ b/nx-X11/extras/Mesa/src/mesa/drivers/dri/i915/intel_screen.c @@ -0,0 +1,511 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * 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, sub license, 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 NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS 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. + * + **************************************************************************/ + +#include "glheader.h" +#include "context.h" +#include "framebuffer.h" +#include "matrix.h" +#include "renderbuffer.h" +#include "simple_list.h" +#include "utils.h" +#include "xmlpool.h" + + +#include "intel_screen.h" + +#include "intel_tex.h" +#include "intel_span.h" +#include "intel_tris.h" +#include "intel_ioctl.h" + + + +#include "i830_dri.h" + +PUBLIC const char __driConfigOptions[] = +DRI_CONF_BEGIN + DRI_CONF_SECTION_PERFORMANCE + DRI_CONF_FORCE_S3TC_ENABLE(false) + DRI_CONF_SECTION_END +DRI_CONF_END; +const GLuint __driNConfigOptions = 1; + +extern const struct dri_extension card_extensions[]; + +static void intelPrintDRIInfo(intelScreenPrivate *intelScreen, + __DRIscreenPrivate *sPriv, + I830DRIPtr gDRIPriv) +{ + fprintf(stderr, "Front size : 0x%x\n", sPriv->fbSize); + fprintf(stderr, "Front offset : 0x%x\n", intelScreen->frontOffset); + fprintf(stderr, "Back size : 0x%x\n", intelScreen->back.size); + fprintf(stderr, "Back offset : 0x%x\n", intelScreen->backOffset); + fprintf(stderr, "Depth size : 0x%x\n", intelScreen->depth.size); + fprintf(stderr, "Depth offset : 0x%x\n", intelScreen->depthOffset); + fprintf(stderr, "Texture size : 0x%x\n", intelScreen->textureSize); + fprintf(stderr, "Texture offset : 0x%x\n", intelScreen->textureOffset); + fprintf(stderr, "Memory : 0x%x\n", gDRIPriv->mem); +} + +static GLboolean intelInitDriver(__DRIscreenPrivate *sPriv) +{ + intelScreenPrivate *intelScreen; + I830DRIPtr gDRIPriv = (I830DRIPtr)sPriv->pDevPriv; + PFNGLXSCRENABLEEXTENSIONPROC glx_enable_extension = + (PFNGLXSCRENABLEEXTENSIONPROC) (*dri_interface->getProcAddress("glxEnableExtension")); + void * const psc = sPriv->psc->screenConfigs; + + if (sPriv->devPrivSize != sizeof(I830DRIRec)) { + fprintf(stderr,"\nERROR! sizeof(I830DRIRec) does not match passed size from device driver\n"); + return GL_FALSE; + } + + /* Allocate the private area */ + intelScreen = (intelScreenPrivate *)CALLOC(sizeof(intelScreenPrivate)); + if (!intelScreen) { + fprintf(stderr,"\nERROR! Allocating private area failed\n"); + return GL_FALSE; + } + /* parse information in __driConfigOptions */ + driParseOptionInfo (&intelScreen->optionCache, + __driConfigOptions, __driNConfigOptions); + + intelScreen->driScrnPriv = sPriv; + sPriv->private = (void *)intelScreen; + + intelScreen->deviceID = gDRIPriv->deviceID; + intelScreen->width = gDRIPriv->width; + intelScreen->height = gDRIPriv->height; + intelScreen->mem = gDRIPriv->mem; + intelScreen->cpp = gDRIPriv->cpp; + intelScreen->frontPitch = gDRIPriv->fbStride; + intelScreen->frontOffset = gDRIPriv->fbOffset; + + switch (gDRIPriv->bitsPerPixel) { + case 15: intelScreen->fbFormat = DV_PF_555; break; + case 16: intelScreen->fbFormat = DV_PF_565; break; + case 32: intelScreen->fbFormat = DV_PF_8888; break; + } + + intelScreen->backOffset = gDRIPriv->backOffset; + intelScreen->backPitch = gDRIPriv->backPitch; + intelScreen->depthOffset = gDRIPriv->depthOffset; + intelScreen->depthPitch = gDRIPriv->depthPitch; + intelScreen->textureOffset = gDRIPriv->textureOffset; + intelScreen->textureSize = gDRIPriv->textureSize; + intelScreen->logTextureGranularity = gDRIPriv->logTextureGranularity; + intelScreen->back.handle = gDRIPriv->backbuffer; + intelScreen->back.size = gDRIPriv->backbufferSize; + + if (drmMap(sPriv->fd, + intelScreen->back.handle, + intelScreen->back.size, + (drmAddress *)&intelScreen->back.map) != 0) { + fprintf(stderr, "\nERROR: line %d, Function %s, File %s\n", + __LINE__, __FUNCTION__, __FILE__); + FREE(intelScreen); + sPriv->private = NULL; + return GL_FALSE; + } + + intelScreen->depth.handle = gDRIPriv->depthbuffer; + intelScreen->depth.size = gDRIPriv->depthbufferSize; + + if (drmMap(sPriv->fd, + intelScreen->depth.handle, + intelScreen->depth.size, + (drmAddress *)&intelScreen->depth.map) != 0) { + fprintf(stderr, "\nERROR: line %d, Function %s, File %s\n", + __LINE__, __FUNCTION__, __FILE__); + FREE(intelScreen); + drmUnmap(intelScreen->back.map, intelScreen->back.size); + sPriv->private = NULL; + return GL_FALSE; + } + + intelScreen->tex.handle = gDRIPriv->textures; + intelScreen->tex.size = gDRIPriv->textureSize; + + if (drmMap(sPriv->fd, + intelScreen->tex.handle, + intelScreen->tex.size, + (drmAddress *)&intelScreen->tex.map) != 0) { + fprintf(stderr, "\nERROR: line %d, Function %s, File %s\n", + __LINE__, __FUNCTION__, __FILE__); + FREE(intelScreen); + drmUnmap(intelScreen->back.map, intelScreen->back.size); + drmUnmap(intelScreen->depth.map, intelScreen->depth.size); + sPriv->private = NULL; + return GL_FALSE; + } + + intelScreen->sarea_priv_offset = gDRIPriv->sarea_priv_offset; + + if (0) intelPrintDRIInfo(intelScreen, sPriv, gDRIPriv); + + intelScreen->drmMinor = sPriv->drmMinor; + + { + int ret; + drmI830GetParam gp; + + gp.param = I830_PARAM_IRQ_ACTIVE; + gp.value = &intelScreen->irq_active; + + ret = drmCommandWriteRead( sPriv->fd, DRM_I830_GETPARAM, + &gp, sizeof(gp)); + if (ret) { + fprintf(stderr, "drmI830GetParam: %d\n", ret); + return GL_FALSE; + } + } + + { + int ret; + drmI830GetParam gp; + + gp.param = I830_PARAM_ALLOW_BATCHBUFFER; + gp.value = &intelScreen->allow_batchbuffer; + + ret = drmCommandWriteRead( sPriv->fd, DRM_I830_GETPARAM, + &gp, sizeof(gp)); + if (ret) { + fprintf(stderr, "drmI830GetParam: (%d) %d\n", gp.param, ret); + return GL_FALSE; + } + } + + if (glx_enable_extension != NULL) { + (*glx_enable_extension)( psc, "GLX_SGI_make_current_read" ); + (*glx_enable_extension)( psc, "GLX_MESA_allocate_memory" ); + } + + sPriv->psc->allocateMemory = (void *) intelAllocateMemoryMESA; + sPriv->psc->freeMemory = (void *) intelFreeMemoryMESA; + sPriv->psc->memoryOffset = (void *) intelGetMemoryOffsetMESA; + + return GL_TRUE; +} + + +static void intelDestroyScreen(__DRIscreenPrivate *sPriv) +{ + intelScreenPrivate *intelScreen = (intelScreenPrivate *)sPriv->private; + + /* Need to unmap all the bufs and maps here: + */ + drmUnmap(intelScreen->back.map, intelScreen->back.size); + drmUnmap(intelScreen->depth.map, intelScreen->depth.size); + drmUnmap(intelScreen->tex.map, intelScreen->tex.size); + FREE(intelScreen); + sPriv->private = NULL; +} + + +static GLboolean intelCreateBuffer( __DRIscreenPrivate *driScrnPriv, + __DRIdrawablePrivate *driDrawPriv, + const __GLcontextModes *mesaVis, + GLboolean isPixmap ) +{ + intelScreenPrivate *screen = (intelScreenPrivate *) driScrnPriv->private; + + if (isPixmap) { + return GL_FALSE; /* not implemented */ + } else { + GLboolean swStencil = (mesaVis->stencilBits > 0 && + mesaVis->depthBits != 24); + +#if 0 + driDrawPriv->driverPrivate = (void *) + _mesa_create_framebuffer(mesaVis, + GL_FALSE, /* software depth buffer? */ + swStencil, + mesaVis->accumRedBits > 0, + GL_FALSE /* s/w alpha planes */); +#else + struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis); + + { + driRenderbuffer *frontRb + = driNewRenderbuffer(GL_RGBA, screen->cpp, + screen->frontOffset, screen->frontPitch); + intelSetSpanFunctions(frontRb, mesaVis); + _mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &frontRb->Base); + } + + if (mesaVis->doubleBufferMode) { + driRenderbuffer *backRb + = driNewRenderbuffer(GL_RGBA, screen->cpp, + screen->backOffset, screen->backPitch); + intelSetSpanFunctions(backRb, mesaVis); + _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base); + } + + if (mesaVis->depthBits == 16) { + driRenderbuffer *depthRb + = driNewRenderbuffer(GL_DEPTH_COMPONENT16, screen->cpp, + screen->depthOffset, screen->depthPitch); + intelSetSpanFunctions(depthRb, mesaVis); + _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base); + } + else if (mesaVis->depthBits == 24) { + driRenderbuffer *depthRb + = driNewRenderbuffer(GL_DEPTH_COMPONENT24, screen->cpp, + screen->depthOffset, screen->depthPitch); + intelSetSpanFunctions(depthRb, mesaVis); + _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base); + } + + if (mesaVis->stencilBits > 0 && !swStencil) { + driRenderbuffer *stencilRb + = driNewRenderbuffer(GL_STENCIL_INDEX8_EXT, screen->cpp, + screen->depthOffset, screen->depthPitch); + intelSetSpanFunctions(stencilRb, mesaVis); + _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &stencilRb->Base); + } + + _mesa_add_soft_renderbuffers(fb, + GL_FALSE, /* color */ + GL_FALSE, /* depth */ + swStencil, + mesaVis->accumRedBits > 0, + GL_FALSE, /* alpha */ + GL_FALSE /* aux */); + driDrawPriv->driverPrivate = (void *) fb; +#endif + return (driDrawPriv->driverPrivate != NULL); + } +} + +static void intelDestroyBuffer(__DRIdrawablePrivate *driDrawPriv) +{ + _mesa_destroy_framebuffer((GLframebuffer *) (driDrawPriv->driverPrivate)); +} + + +/* There are probably better ways to do this, such as an + * init-designated function to register chipids and createcontext + * functions. + */ +extern GLboolean i830CreateContext( const __GLcontextModes *mesaVis, + __DRIcontextPrivate *driContextPriv, + void *sharedContextPrivate); + +extern GLboolean i915CreateContext( const __GLcontextModes *mesaVis, + __DRIcontextPrivate *driContextPriv, + void *sharedContextPrivate); + + + + +static GLboolean intelCreateContext( const __GLcontextModes *mesaVis, + __DRIcontextPrivate *driContextPriv, + void *sharedContextPrivate) +{ + __DRIscreenPrivate *sPriv = driContextPriv->driScreenPriv; + intelScreenPrivate *intelScreen = (intelScreenPrivate *)sPriv->private; + + switch (intelScreen->deviceID) { + case PCI_CHIP_845_G: + case PCI_CHIP_I830_M: + case PCI_CHIP_I855_GM: + case PCI_CHIP_I865_G: + return i830CreateContext( mesaVis, driContextPriv, + sharedContextPrivate ); + + case PCI_CHIP_I915_G: + case PCI_CHIP_I915_GM: + case PCI_CHIP_I945_G: + return i915CreateContext( mesaVis, driContextPriv, + sharedContextPrivate ); + + default: + fprintf(stderr, "Unrecognized deviceID %x\n", intelScreen->deviceID); + return GL_FALSE; + } +} + + +static const struct __DriverAPIRec intelAPI = { + .InitDriver = intelInitDriver, + .DestroyScreen = intelDestroyScreen, + .CreateContext = intelCreateContext, + .DestroyContext = intelDestroyContext, + .CreateBuffer = intelCreateBuffer, + .DestroyBuffer = intelDestroyBuffer, + .SwapBuffers = intelSwapBuffers, + .MakeCurrent = intelMakeCurrent, + .UnbindContext = intelUnbindContext, + .GetSwapInfo = NULL, + .GetMSC = NULL, + .WaitForMSC = NULL, + .WaitForSBC = NULL, + .SwapBuffersMSC = NULL +}; + + +static __GLcontextModes * +intelFillInModes( unsigned pixel_bits, unsigned depth_bits, + unsigned stencil_bits, GLboolean have_back_buffer ) +{ + __GLcontextModes * modes; + __GLcontextModes * m; + unsigned num_modes; + unsigned depth_buffer_factor; + unsigned back_buffer_factor; + GLenum fb_format; + GLenum fb_type; + + /* GLX_SWAP_COPY_OML is only supported because the Intel driver doesn't + * support pageflipping at all. + */ + static const GLenum back_buffer_modes[] = { + GLX_NONE, GLX_SWAP_UNDEFINED_OML, GLX_SWAP_COPY_OML + }; + + u_int8_t depth_bits_array[3]; + u_int8_t stencil_bits_array[3]; + + + depth_bits_array[0] = 0; + depth_bits_array[1] = depth_bits; + depth_bits_array[2] = depth_bits; + + /* Just like with the accumulation buffer, always provide some modes + * with a stencil buffer. It will be a sw fallback, but some apps won't + * care about that. + */ + stencil_bits_array[0] = 0; + stencil_bits_array[1] = 0; + stencil_bits_array[2] = (stencil_bits == 0) ? 8 : stencil_bits; + + depth_buffer_factor = ((depth_bits != 0) || (stencil_bits != 0)) ? 3 : 1; + back_buffer_factor = (have_back_buffer) ? 3 : 1; + + num_modes = depth_buffer_factor * back_buffer_factor * 4; + + if ( pixel_bits == 16 ) { + fb_format = GL_RGB; + fb_type = GL_UNSIGNED_SHORT_5_6_5; + } + else { + fb_format = GL_BGRA; + fb_type = GL_UNSIGNED_INT_8_8_8_8_REV; + } + + modes = (*dri_interface->createContextModes)( num_modes, sizeof( __GLcontextModes ) ); + m = modes; + if ( ! driFillInModes( & m, fb_format, fb_type, + depth_bits_array, stencil_bits_array, depth_buffer_factor, + back_buffer_modes, back_buffer_factor, + GLX_TRUE_COLOR ) ) { + fprintf( stderr, "[%s:%u] Error creating FBConfig!\n", + __func__, __LINE__ ); + return NULL; + } + if ( ! driFillInModes( & m, fb_format, fb_type, + depth_bits_array, stencil_bits_array, depth_buffer_factor, + back_buffer_modes, back_buffer_factor, + GLX_DIRECT_COLOR ) ) { + fprintf( stderr, "[%s:%u] Error creating FBConfig!\n", + __func__, __LINE__ ); + return NULL; + } + + /* Mark the visual as slow if there are "fake" stencil bits. + */ + for ( m = modes ; m != NULL ; m = m->next ) { + if ( (m->stencilBits != 0) && (m->stencilBits != stencil_bits) ) { + m->visualRating = GLX_SLOW_CONFIG; + } + } + + return modes; +} + + +/** + * This is the bootstrap function for the driver. libGL supplies all of the + * requisite information about the system, and the driver initializes itself. + * This routine also fills in the linked list pointed to by \c driver_modes + * with the \c __GLcontextModes that the driver can support for windows or + * pbuffers. + * + * \return A pointer to a \c __DRIscreenPrivate on success, or \c NULL on + * failure. + */ +PUBLIC +void * __driCreateNewScreen_20050727( __DRInativeDisplay *dpy, int scrn, __DRIscreen *psc, + const __GLcontextModes * modes, + const __DRIversion * ddx_version, + const __DRIversion * dri_version, + const __DRIversion * drm_version, + const __DRIframebuffer * frame_buffer, + drmAddress pSAREA, int fd, + int internal_api_version, + const __DRIinterfaceMethods * interface, + __GLcontextModes ** driver_modes ) + +{ + __DRIscreenPrivate *psp; + static const __DRIversion ddx_expected = { 1, 4, 0 }; + static const __DRIversion dri_expected = { 4, 0, 0 }; + static const __DRIversion drm_expected = { 1, 1, 0 }; + + dri_interface = interface; + + if ( ! driCheckDriDdxDrmVersions2( "i915", + dri_version, & dri_expected, + ddx_version, & ddx_expected, + drm_version, & drm_expected ) ) { + return NULL; + } + + psp = __driUtilCreateNewScreen(dpy, scrn, psc, NULL, + ddx_version, dri_version, drm_version, + frame_buffer, pSAREA, fd, + internal_api_version, &intelAPI); + if ( psp != NULL ) { + I830DRIPtr dri_priv = (I830DRIPtr) psp->pDevPriv; + *driver_modes = intelFillInModes( dri_priv->cpp * 8, + (dri_priv->cpp == 2) ? 16 : 24, + (dri_priv->cpp == 2) ? 0 : 8, + (dri_priv->backOffset != dri_priv->depthOffset) ); + + /* Calling driInitExtensions here, with a NULL context pointer, does not actually + * enable the extensions. It just makes sure that all the dispatch offsets for all + * the extensions that *might* be enables are known. This is needed because the + * dispatch offsets need to be known when _mesa_context_create is called, but we can't + * enable the extensions until we have a context pointer. + * + * Hello chicken. Hello egg. How are you two today? + */ + driInitExtensions( NULL, card_extensions, GL_FALSE ); + } + + return (void *) psp; +} -- cgit v1.2.3