diff options
Diffstat (limited to 'src/mesa/drivers/dri/common/dri_util.c')
| -rw-r--r-- | src/mesa/drivers/dri/common/dri_util.c | 629 |
1 files changed, 35 insertions, 594 deletions
diff --git a/src/mesa/drivers/dri/common/dri_util.c b/src/mesa/drivers/dri/common/dri_util.c index 0c07cc0c148..1483dc0445c 100644 --- a/src/mesa/drivers/dri/common/dri_util.c +++ b/src/mesa/drivers/dri/common/dri_util.c @@ -13,15 +13,6 @@ * * These functions are compiled into each DRI driver so libGL.so knows nothing * about them. - * - * \note - * When \c DRI_NEW_INTERFACE_ONLY is defined, code is built / not built so - * that only the "new" libGL-to-driver interfaces are supported. This breaks - * backwards compatability. However, this may be necessary when DRI drivers - * are built to be used in non-XFree86 environments. - * - * \todo There are still some places in the code that need to be wrapped with - * \c DRI_NEW_INTERFACE_ONLY. */ @@ -35,17 +26,8 @@ #define MAP_FAILED ((void *)-1) #endif -#ifndef DRI_NEW_INTERFACE_ONLY -# include <X11/Xlibint.h> -# include <Xext.h> -# include <extutil.h> -# include "xf86dri.h" -# define _mesa_malloc(b) Xmalloc(b) -# define _mesa_free(m) Xfree(m) -#else -# include "imports.h" -# define None 0 -#endif /* DRI_NEW_INTERFACE_ONLY */ +#include "imports.h" +#define None 0 #include "dri_util.h" #include "drm_sarea.h" @@ -99,27 +81,6 @@ static void *driCreateNewDrawable(__DRInativeDisplay *dpy, const __GLcontextMode static void driDestroyDrawable(__DRInativeDisplay *dpy, void *drawablePrivate); - - -#ifdef not_defined -static GLboolean driFeatureOn(const char *name) -{ - char *env = getenv(name); - - if (!env) return GL_FALSE; - if (!strcasecmp(env, "enable")) return GL_TRUE; - if (!strcasecmp(env, "1")) return GL_TRUE; - if (!strcasecmp(env, "on")) return GL_TRUE; - if (!strcasecmp(env, "true")) return GL_TRUE; - if (!strcasecmp(env, "t")) return GL_TRUE; - if (!strcasecmp(env, "yes")) return GL_TRUE; - if (!strcasecmp(env, "y")) return GL_TRUE; - - return GL_FALSE; -} -#endif /* not_defined */ - - /** * Print message to \c stderr if the \c LIBGL_DEBUG environment variable * is set. @@ -142,77 +103,8 @@ __driUtilMessage(const char *f, ...) } } -/* - * fd.o bug #1713: Some rare libGL's have __glXFindDRIScreen defined but do not - * export it via glXGetProcAddress. These are not supported anymore, so print - * an error message to that effect. - ajax 2004-10-26 - */ typedef __DRIscreen *(*PFNGLXFINDDRISCREEN)(__DRInativeDisplay *, int); - -static __DRIscreen *glx_find_dri_screen(__DRInativeDisplay *d, int i) -{ - PFNGLXFINDDRISCREEN findscreen = - (PFNGLXFINDDRISCREEN)glXGetProcAddress("__glXFindDRIScreen"); - - if (!findscreen) - { - __driUtilMessage("glXGetProcAddress(\"__glXFindDRIScreen\") failed!"); - __driUtilMessage("Your libGL is too old, please upgrade."); - return NULL; - } - else return findscreen(d, i); -} - -/*****************************************************************/ -/** \name Visual utility functions */ -/*****************************************************************/ -/*@{*/ - -#ifndef DRI_NEW_INTERFACE_ONLY -/** - * Find a \c __GLcontextModes structure matching the given visual ID. - * - * \param dpy Display to search for a matching configuration. - * \param scrn Screen number on \c dpy to be searched. - * \param vid Desired \c VisualID to find. - * - * \returns A pointer to a \c __GLcontextModes structure that matches \c vid, - * if found, or \c NULL if no match is found. - */ -static const __GLcontextModes * -findConfigMode(__DRInativeDisplay *dpy, int scrn, VisualID vid, - const __DRIscreen * pDRIScreen) -{ - if ( (pDRIScreen != NULL) && (pDRIScreen->private != NULL) ) { - const __DRIscreenPrivate * const psp = - (const __DRIscreenPrivate *) pDRIScreen->private; - - return _gl_context_modes_find_visual( psp->modes, vid ); - } - - return NULL; -} - - -/** - * This function is a hack to work-around old versions of libGL.so that - * do not export \c XF86DRICreateContextWithConfig. I would modify the - * code to just use this function, but the stand-alone driver (i.e., DRI - * drivers that are built to work without XFree86) shouldn't have to know - * about X structures like a \c Visual. - */ -static GLboolean -fake_XF86DRICreateContextWithConfig( __DRInativeDisplay* dpy, int screen, int configID, - XID* context, drm_context_t * hHWContext ) -{ - Visual vis; - - vis.visualid = configID; - return XF86DRICreateContext( dpy, screen, & vis, context, hHWContext ); -} -#endif /* DRI_NEW_INTERFACE_ONLY */ - -/*@}*/ +static PFNGLXFINDDRISCREEN glx_find_dri_screen = NULL; /*****************************************************************/ @@ -242,50 +134,6 @@ static __DRIdrawable *__driFindDrawable(void *drawHash, __DRIid draw) return pdraw; } -#ifndef DRI_NEW_INTERFACE_ONLY -static GLboolean __driWindowExistsFlag; - -static int __driWindowExistsErrorHandler(Display *dpy, XErrorEvent *xerr) -{ - if (xerr->error_code == BadWindow) { - __driWindowExistsFlag = GL_FALSE; - } - return 0; -} - -/** - * Determine if a window associated with a \c GLXDrawable exists on the - * X-server. - * - * \param dpy Display associated with the drawable to be queried. - * \param draw \c GLXDrawable to test. - * - * \returns \c GL_TRUE if a window exists that is associated with \c draw, - * otherwise \c GL_FALSE is returned. - * - * \warning This function is not currently thread-safe. - * - * \deprecated - * \c __glXWindowExists (from libGL) is prefered over this function. Starting - * with the next major release of XFree86, this function will be removed. - * Even now this function is no longer directly called. Instead it is called - * via a function pointer if and only if \c __glXWindowExists does not exist. - * - * \sa __glXWindowExists glXGetProcAddress window_exists - */ -static GLboolean __driWindowExists(Display *dpy, GLXDrawable draw) -{ - XWindowAttributes xwa; - int (*oldXErrorHandler)(Display *, XErrorEvent *); - - XSync(dpy, GL_FALSE); - __driWindowExistsFlag = GL_TRUE; - oldXErrorHandler = XSetErrorHandler(__driWindowExistsErrorHandler); - XGetWindowAttributes(dpy, draw, &xwa); /* dummy request */ - XSetErrorHandler(oldXErrorHandler); - return __driWindowExistsFlag; -} -#endif /* DRI_NEW_INTERFACE_ONLY */ /** * Find drawables in the local hash that have been destroyed on the @@ -341,7 +189,7 @@ static void __driGarbageCollectDrawables(void *drawHash) * While casting the opaque private pointers associated with the parameters * into their respective real types it also assures they are not \c NULL. */ -static GLboolean driUnbindContext3(__DRInativeDisplay *dpy, int scrn, +static GLboolean driUnbindContext(__DRInativeDisplay *dpy, int scrn, __DRIid draw, __DRIid read, __DRIcontext *ctx) { @@ -355,7 +203,7 @@ static GLboolean driUnbindContext3(__DRInativeDisplay *dpy, int scrn, /* ** Assume error checking is done properly in glXMakeCurrent before - ** calling driUnbindContext3. + ** calling driUnbindContext. */ if (ctx == NULL || draw == None || read == None) { @@ -363,7 +211,7 @@ static GLboolean driUnbindContext3(__DRInativeDisplay *dpy, int scrn, return GL_FALSE; } - pDRIScreen = glx_find_dri_screen(dpy, scrn); + pDRIScreen = (*glx_find_dri_screen)(dpy, scrn); if ( (pDRIScreen == NULL) || (pDRIScreen->private == NULL) ) { /* ERROR!!! */ return GL_FALSE; @@ -523,7 +371,7 @@ static GLboolean DoBindContext(__DRInativeDisplay *dpy, * for \c glXMakeCurrentReadSGI or GLX 1.3's \c glXMakeContextCurrent * function. */ -static GLboolean driBindContext3(__DRInativeDisplay *dpy, int scrn, +static GLboolean driBindContext(__DRInativeDisplay *dpy, int scrn, __DRIid draw, __DRIid read, __DRIcontext * ctx) { @@ -539,7 +387,7 @@ static GLboolean driBindContext3(__DRInativeDisplay *dpy, int scrn, return GL_FALSE; } - pDRIScreen = glx_find_dri_screen(dpy, scrn); + pDRIScreen = (*glx_find_dri_screen)(dpy, scrn); if ( (pDRIScreen == NULL) || (pDRIScreen->private == NULL) ) { /* ERROR!!! */ return GL_FALSE; @@ -548,79 +396,6 @@ static GLboolean driBindContext3(__DRInativeDisplay *dpy, int scrn, return DoBindContext( dpy, draw, read, ctx, ctx->mode, (__DRIscreenPrivate *)pDRIScreen->private ); } - - -#ifndef DRI_NEW_INTERFACE_ONLY -/** - * This function takes both a read buffer and a draw buffer. This is needed - * for \c glXMakeCurrentReadSGI or GLX 1.3's \c glXMakeContextCurrent - * function. - */ -static GLboolean driBindContext2(Display *dpy, int scrn, - GLXDrawable draw, GLXDrawable read, - GLXContext gc) -{ - __DRIscreen *pDRIScreen; - const __GLcontextModes *modes; - - /* - ** Assume error checking is done properly in glXMakeCurrent before - ** calling driBindContext. - */ - - if (gc == NULL || draw == None || read == None) { - /* ERROR!!! */ - return GL_FALSE; - } - - pDRIScreen = glx_find_dri_screen(dpy, scrn); - modes = (driCompareGLXAPIVersion( 20040317 ) >= 0) - ? gc->driContext.mode - : findConfigMode( dpy, scrn, gc->vid, pDRIScreen ); - - if ( modes == NULL ) { - /* ERROR!!! */ - return GL_FALSE; - } - - /* findConfigMode will return NULL if the DRI screen or screen private - * are NULL. - */ - assert( (pDRIScreen != NULL) && (pDRIScreen->private != NULL) ); - - return DoBindContext( dpy, draw, read, & gc->driContext, modes, - (__DRIscreenPrivate *)pDRIScreen->private ); -} - -static GLboolean driUnbindContext2(Display *dpy, int scrn, - GLXDrawable draw, GLXDrawable read, - GLXContext gc) -{ - return driUnbindContext3(dpy, scrn, draw, read, & gc->driContext); -} - -/* - * Simply call bind with the same GLXDrawable for the read and draw buffers. - */ -static GLboolean driBindContext(Display *dpy, int scrn, - GLXDrawable draw, GLXContext gc) -{ - return driBindContext2(dpy, scrn, draw, draw, gc); -} - - -/* - * Simply call bind with the same GLXDrawable for the read and draw buffers. - */ -static GLboolean driUnbindContext(Display *dpy, int scrn, - GLXDrawable draw, GLXContext gc, - int will_rebind) -{ - (void) will_rebind; - return driUnbindContext2( dpy, scrn, draw, draw, gc ); -} -#endif /* DRI_NEW_INTERFACE_ONLY */ - /*@}*/ @@ -803,7 +578,7 @@ static void *driCreateNewDrawable(__DRInativeDisplay *dpy, int renderType, const int *attrs) { - __DRIscreen * const pDRIScreen = glx_find_dri_screen(dpy, modes->screen); + __DRIscreen * const pDRIScreen = (*glx_find_dri_screen)(dpy, modes->screen); __DRIscreenPrivate *psp; __DRIdrawablePrivate *pdp; @@ -853,13 +628,9 @@ static void *driCreateNewDrawable(__DRInativeDisplay *dpy, pdp->getInfo = (PFNGLXGETDRAWABLEINFOPROC) glXGetProcAddress( (const GLubyte *) "__glXGetDrawableInfo" ); if ( pdp->getInfo == NULL ) { -#ifdef DRI_NEW_INTERFACE_ONLY (void)XF86DRIDestroyDrawable(dpy, modes->screen, pdp->draw); _mesa_free(pdp); return NULL; -#else - pdp->getInfo = (PFNGLXGETDRAWABLEINFOPROC) XF86DRIGetDrawableInfo; -#endif /* DRI_NEW_INTERFACE_ONLY */ } if (!(*psp->DriverAPI.CreateBuffer)(psp, pdp, modes, @@ -873,19 +644,18 @@ static void *driCreateNewDrawable(__DRInativeDisplay *dpy, pdraw->destroyDrawable = driDestroyDrawable; pdraw->swapBuffers = driSwapBuffers; /* called by glXSwapBuffers() */ - if ( driCompareGLXAPIVersion( 20030317 ) >= 0 ) { - pdraw->getSBC = driGetSBC; - pdraw->waitForSBC = driWaitForSBC; - pdraw->waitForMSC = driWaitForMSC; - pdraw->swapBuffersMSC = driSwapBuffersMSC; - pdraw->frameTracking = NULL; - pdraw->queryFrameTracking = driQueryFrameTracking; - - /* This special default value is replaced with the configured - * default value when the drawable is first bound to a direct - * rendering context. */ - pdraw->swap_interval = (unsigned)-1; - } + pdraw->getSBC = driGetSBC; + pdraw->waitForSBC = driWaitForSBC; + pdraw->waitForMSC = driWaitForMSC; + pdraw->swapBuffersMSC = driSwapBuffersMSC; + pdraw->frameTracking = NULL; + pdraw->queryFrameTracking = driQueryFrameTracking; + + /* This special default value is replaced with the configured + * default value when the drawable is first bound to a direct + * rendering context. + */ + pdraw->swap_interval = (unsigned)-1; pdp->swapBuffers = psp->DriverAPI.SwapBuffers; @@ -998,7 +768,7 @@ driCreateNewContext(__DRInativeDisplay *dpy, const __GLcontextModes *modes, __DRIscreenPrivate *psp; void * const shareCtx = (pshare != NULL) ? pshare->driverPrivate : NULL; - pDRIScreen = glx_find_dri_screen(dpy, modes->screen); + pDRIScreen = (*glx_find_dri_screen)(dpy, modes->screen); if ( (pDRIScreen == NULL) || (pDRIScreen->private == NULL) ) { /* ERROR!!! */ return NULL; @@ -1035,26 +805,8 @@ driCreateNewContext(__DRInativeDisplay *dpy, const __GLcontextModes *modes, } pctx->destroyContext = driDestroyContext; -#ifdef DRI_NEW_INTERFACE_ONLY - pctx->bindContext = NULL; - pctx->unbindContext = NULL; - pctx->bindContext2 = NULL; - pctx->unbindContext2 = NULL; - pctx->bindContext3 = driBindContext3; - pctx->unbindContext3 = driUnbindContext3; -#else - pctx->bindContext = (void *)driBindContext; - pctx->unbindContext = (void *)driUnbindContext; - if ( driCompareGLXAPIVersion( 20030606 ) >= 0 ) { - pctx->bindContext2 = (void *)driBindContext2; - pctx->unbindContext2 = (void *)driUnbindContext2; - } - - if ( driCompareGLXAPIVersion( 20040415 ) >= 0 ) { - pctx->bindContext3 = (void *)driBindContext3; - pctx->unbindContext3 = (void *)driUnbindContext3; - } -#endif + pctx->bindContext = driBindContext; + pctx->unbindContext = driUnbindContext; if ( !(*psp->DriverAPI.CreateContext)(modes, pcp, shareCtx) ) { (void)XF86DRIDestroyContext(dpy, modes->screen, pcp->contextID); @@ -1066,57 +818,6 @@ driCreateNewContext(__DRInativeDisplay *dpy, const __GLcontextModes *modes, return pcp; } - - -#ifndef DRI_NEW_INTERFACE_ONLY -/** - * Create the per-drawable private driver information. - * - * \param dpy the display handle. - * \param vis the visual information. - * \param sharedPrivate the shared context dependent methods or \c NULL if - * non-existent. - * \param pctx will receive the context dependent methods. - * - * \returns a opaque pointer to the per-context private information on success, or \c NULL - * on failure. - * - * \deprecated - * This function has been replaced by \c driCreateNewContext. In drivers - * built to work with XFree86, this function will continue to exist to support - * older versions of libGL. Starting with the next major relelase of XFree86, - * this function will be removed. - * - * \internal - * This function allocates and fills a __DRIcontextPrivateRec structure. It - * gets the visual, converts it into a __GLcontextModesRec and passes it - * to __DriverAPIRec::CreateContext to create the context. - */ -static void *driCreateContext(Display *dpy, XVisualInfo *vis, - void *sharedPrivate, __DRIcontext *pctx) -{ - __DRIscreen *pDRIScreen; - const __GLcontextModes *modes; - - pDRIScreen = glx_find_dri_screen(dpy, vis->screen); - if ( (pDRIScreen == NULL) || (pDRIScreen->private == NULL) ) { - /* ERROR!!! */ - return NULL; - } - - - /* Setup a __GLcontextModes struct corresponding to vis->visualid - * and create the rendering context. - */ - - modes = findConfigMode(dpy, vis->screen, vis->visualid, pDRIScreen); - return (modes == NULL) - ? NULL - : driCreateNewContext( dpy, modes, GLX_RGBA_TYPE, - sharedPrivate, pctx ); -} -#endif /* DRI_NEW_INTERFACE_ONLY */ - /*@}*/ @@ -1184,6 +885,11 @@ static void driDestroyScreen(__DRInativeDisplay *dpy, int scrn, void *screenPriv * \param internal_api_version Version of the internal interface between the * driver and libGL. * \param driverAPI Driver API functions used by other routines in dri_util.c. + * + * \note + * There is no need to check the minimum API version in this function. Since + * the \c __driCreateNewScreen function is versioned, it is impossible for a + * loader that is too old to even load this driver. */ __DRIscreenPrivate * __driUtilCreateNewScreen(__DRInativeDisplay *dpy, int scrn, __DRIscreen *psc, @@ -1200,46 +906,23 @@ __driUtilCreateNewScreen(__DRInativeDisplay *dpy, int scrn, __DRIscreen *psc, __DRIscreenPrivate *psp; -#ifdef DRI_NEW_INTERFACE_ONLY - if ( internal_api_version < 20040602 ) { - fprintf( stderr, "libGL error: libGL.so version (%08u) is too old. " - "20040602 or later is required.\n", internal_api_version ); - return NULL; - } -#else - if ( internal_api_version == 20031201 ) { - fprintf( stderr, "libGL error: libGL version 20031201 has critical " - "binary compatilibity bugs.\nlibGL error: You must upgrade " - "to use direct-rendering!\n" ); - return NULL; - } -#endif /* DRI_NEW_INTERFACE_ONLY */ - - window_exists = (PFNGLXWINDOWEXISTSPROC) glXGetProcAddress( (const GLubyte *) "__glXWindowExists" ); if ( window_exists == NULL ) { -#ifdef DRI_NEW_INTERFACE_ONLY - fprintf( stderr, "libGL error: libGL.so version (%08u) is too old. " - "20021128 or later is required.\n", internal_api_version ); return NULL; -#else - window_exists = (PFNGLXWINDOWEXISTSPROC) __driWindowExists; -#endif /* DRI_NEW_INTERFACE_ONLY */ + } + + glx_find_dri_screen = + (PFNGLXFINDDRISCREEN)glXGetProcAddress("__glXFindDRIScreen"); + if ( glx_find_dri_screen == NULL ) { + return NULL; } create_context_with_config = (PFNGLXCREATECONTEXTWITHCONFIGPROC) glXGetProcAddress( (const GLubyte *) "__glXCreateContextWithConfig" ); if ( create_context_with_config == NULL ) { -#ifdef DRI_NEW_INTERFACE_ONLY - fprintf( stderr, "libGL error: libGL.so version (%08u) is too old. " - "20031201 or later is required.\n", internal_api_version ); return NULL; -#else - create_context_with_config = (PFNGLXCREATECONTEXTWITHCONFIGPROC) - fake_XF86DRICreateContextWithConfig; -#endif /* DRI_NEW_INTERFACE_ONLY */ } api_ver = internal_api_version; @@ -1302,25 +985,10 @@ __driUtilCreateNewScreen(__DRInativeDisplay *dpy, int scrn, __DRIscreen *psc, psp->dummyContextPriv.driScreenPriv = NULL; psc->destroyScreen = driDestroyScreen; -#ifndef DRI_NEW_INTERFACE_ONLY - psc->createContext = driCreateContext; -#else - psc->createContext = NULL; -#endif psc->createNewDrawable = driCreateNewDrawable; psc->getDrawable = driGetDrawable; -#ifdef DRI_NEW_INTERFACE_ONLY psc->getMSC = driGetMSC; psc->createNewContext = driCreateNewContext; -#else - if ( driCompareGLXAPIVersion( 20030317 ) >= 0 ) { - psc->getMSC = driGetMSC; - - if ( driCompareGLXAPIVersion( 20030824 ) >= 0 ) { - psc->createNewContext = driCreateNewContext; - } - } -#endif if ( (psp->DriverAPI.InitDriver != NULL) && !(*psp->DriverAPI.InitDriver)(psp) ) { @@ -1333,233 +1001,6 @@ __driUtilCreateNewScreen(__DRInativeDisplay *dpy, int scrn, __DRIscreen *psc, } -#ifndef DRI_NEW_INTERFACE_ONLY -/** - * Utility function used to create a new driver-private screen structure. - * - * \param dpy Display pointer. - * \param scrn Index of the screen. - * \param psc DRI screen data (not driver private) - * \param numConfigs Number of visual configs pointed to by \c configs. - * \param configs Array of GLXvisualConfigs exported by the 2D driver. - * \param driverAPI Driver API functions used by other routines in dri_util.c. - * - * \deprecated - * This function has been replaced by \c __driUtilCreateNewScreen. In drivers - * built to work with XFree86, this function will continue to exist to support - * older versions of libGL. Starting with the next major relelase of XFree86, - * this function will be removed. - */ -__DRIscreenPrivate * -__driUtilCreateScreen(Display *dpy, int scrn, __DRIscreen *psc, - int numConfigs, __GLXvisualConfig *configs, - const struct __DriverAPIRec *driverAPI) -{ - int directCapable; - __DRIscreenPrivate *psp = NULL; - drm_handle_t hSAREA; - drmAddress pSAREA; - char *BusID; - __GLcontextModes *modes; - __GLcontextModes *temp; - int i; - __DRIversion ddx_version; - __DRIversion dri_version; - __DRIversion drm_version; - __DRIframebuffer framebuffer; - int fd = -1; - int status; - const char * err_msg; - const char * err_extra; - - - if (!XF86DRIQueryDirectRenderingCapable(dpy, scrn, &directCapable) - || !directCapable) { - return NULL; - } - - - /* Create the linked list of context modes, and populate it with the - * GLX visual information passed in by libGL. - */ - - modes = _gl_context_modes_create( numConfigs, sizeof(__GLcontextModes) ); - if ( modes == NULL ) { - return NULL; - } - - temp = modes; - for ( i = 0 ; i < numConfigs ; i++ ) { - assert( temp != NULL ); - _gl_copy_visual_to_context_mode( temp, & configs[i] ); - temp->screen = scrn; - - temp = temp->next; - } - - err_msg = "XF86DRIOpenConnection"; - err_extra = NULL; - - if (XF86DRIOpenConnection(dpy, scrn, &hSAREA, &BusID)) { - fd = drmOpen(NULL,BusID); - _mesa_free(BusID); /* No longer needed */ - - err_msg = "open DRM"; - err_extra = strerror( -fd ); - - if (fd >= 0) { - drm_magic_t magic; - - err_msg = "drmGetMagic"; - err_extra = NULL; - - if (!drmGetMagic(fd, &magic)) { - drmVersionPtr version = drmGetVersion(fd); - if (version) { - drm_version.major = version->version_major; - drm_version.minor = version->version_minor; - drm_version.patch = version->version_patchlevel; - drmFreeVersion(version); - } - else { - drm_version.major = -1; - drm_version.minor = -1; - drm_version.patch = -1; - } - - err_msg = "XF86DRIAuthConnection"; - if (XF86DRIAuthConnection(dpy, scrn, magic)) { - char *driverName; - - /* - * Get device name (like "tdfx") and the ddx version numbers. - * We'll check the version in each DRI driver's "createScreen" - * function. - */ - err_msg = "XF86DRIGetClientDriverName"; - if (XF86DRIGetClientDriverName(dpy, scrn, - &ddx_version.major, - &ddx_version.minor, - &ddx_version.patch, - &driverName)) { - - /* No longer needed. */ - _mesa_free( driverName ); - - /* - * Get the DRI X extension version. - */ - err_msg = "XF86DRIQueryVersion"; - if (XF86DRIQueryVersion(dpy, - &dri_version.major, - &dri_version.minor, - &dri_version.patch)) { - drm_handle_t hFB; - int junk; - - /* - * Get device-specific info. pDevPriv will point to a struct - * (such as DRIRADEONRec in xfree86/driver/ati/radeon_dri.h) - * that has information about the screen size, depth, pitch, - * ancilliary buffers, DRM mmap handles, etc. - */ - err_msg = "XF86DRIGetDeviceInfo"; - if (XF86DRIGetDeviceInfo(dpy, scrn, - &hFB, - &junk, - &framebuffer.size, - &framebuffer.stride, - &framebuffer.dev_priv_size, - &framebuffer.dev_priv)) { - framebuffer.width = DisplayWidth(dpy, scrn); - framebuffer.height = DisplayHeight(dpy, scrn); - - /* - * Map the framebuffer region. - */ - status = drmMap(fd, hFB, framebuffer.size, - (drmAddressPtr)&framebuffer.base); - - err_msg = "drmMap of framebuffer"; - err_extra = strerror( -status ); - - if ( status == 0 ) { - /* - * Map the SAREA region. Further mmap regions may be setup in - * each DRI driver's "createScreen" function. - */ - status = drmMap(fd, hSAREA, SAREA_MAX, - &pSAREA); - - err_msg = "drmMap of sarea"; - err_extra = strerror( -status ); - - if ( status == 0 ) { - PFNGLXGETINTERNALVERSIONPROC get_ver; - - get_ver = (PFNGLXGETINTERNALVERSIONPROC) - glXGetProcAddress( (const GLubyte *) "__glXGetInternalVersion" ); - - err_msg = "InitDriver"; - err_extra = NULL; - psp = __driUtilCreateNewScreen( dpy, scrn, psc, modes, - & ddx_version, - & dri_version, - & drm_version, - & framebuffer, - pSAREA, - fd, - (get_ver != NULL) ? (*get_ver)() : 1, - driverAPI ); - } - } - } - } - } - } - } - } - } - - if ( psp == NULL ) { - if ( pSAREA != MAP_FAILED ) { - (void)drmUnmap(pSAREA, SAREA_MAX); - } - - if ( framebuffer.base != MAP_FAILED ) { - (void)drmUnmap((drmAddress)framebuffer.base, framebuffer.size); - } - - if ( framebuffer.dev_priv != NULL ) { - _mesa_free(framebuffer.dev_priv); - } - - if ( fd >= 0 ) { - (void)drmClose(fd); - } - - if ( modes != NULL ) { - _gl_context_modes_destroy( modes ); - } - - (void)XF86DRICloseConnection(dpy, scrn); - - if ( err_extra != NULL ) { - fprintf(stderr, "libGL error: %s failed (%s)\n", err_msg, - err_extra); - } - else { - fprintf(stderr, "libGL error: %s failed\n", err_msg ); - } - - fprintf(stderr, "libGL error: reverting to (slow) indirect rendering\n"); - } - - return psp; -} -#endif /* DRI_NEW_INTERFACE_ONLY */ - - /** * Compare the current GLX API version with a driver supplied required version. * |