diff options
| -rw-r--r-- | src/egl/drivers/dri/egldri.c | 551 | ||||
| -rw-r--r-- | src/egl/drivers/dri/egldri.h | 6 |
2 files changed, 326 insertions, 231 deletions
diff --git a/src/egl/drivers/dri/egldri.c b/src/egl/drivers/dri/egldri.c index bfc3364904e..a84611535a3 100644 --- a/src/egl/drivers/dri/egldri.c +++ b/src/egl/drivers/dri/egldri.c @@ -1,6 +1,13 @@ -/* - * Generic EGL driver for DRI +/** + * Generic EGL driver for DRI. + * + * This file contains all the code needed to interface DRI-based drivers + * with libEGL. + * + * There's a lot of dependencies on fbdev and the /sys/ filesystem. */ + + #include <dirent.h> #include <stdio.h> #include <string.h> @@ -19,6 +26,7 @@ #include "eglsurface.h" #include "eglscreen.h" #include "eglglobals.h" +#include "egllog.h" #include "eglmode.h" #include "egldri.h" @@ -27,9 +35,11 @@ const char *sysfs = "/sys/class"; #define None 0 static const int empty_attribute_list[1] = { None }; + /** - * The bootstrap function. Return a new driDriver object and - * plug in API functions. + * The bootstrap function. + * Return a new driDriver object and plug in API functions. + * This function, in turn, loads a specific DRI driver (ex: r200_dri.so). */ _EGLDriver * _eglMain(_EGLDisplay *dpy) @@ -37,13 +47,15 @@ _eglMain(_EGLDisplay *dpy) int length; char path[NAME_MAX]; struct dirent *dirent; +#if 1 FILE *file; +#endif DIR *dir; _EGLDriver *driver = NULL;; snprintf(path, sizeof(path), "%s/drm", sysfs); if (!(dir = opendir(path))) { - printf("EGL - %s DRM devices not found.", path); + _eglLog(_EGL_WARNING, "%s DRM devices not found.", path); return EGL_FALSE; } while ((dirent = readdir(dir))) { @@ -54,10 +66,18 @@ _eglMain(_EGLDisplay *dpy) continue; snprintf(path, sizeof(path), "%s/drm/card%s/dri_library_name", sysfs, &dpy->Name[1]); + _eglLog(_EGL_INFO, "Opening %s", path); +#if 1 file = fopen(path, "r"); + if (!file) { + _eglLog(_EGL_WARNING, "Failed to open %s", path); + return NULL; + } fgets(path, sizeof(path), file); fclose(file); - +#else + strcpy(path, "r200\n"); +#endif if ((length = strlen(path)) > 0) path[length - 1] = '\0'; /* remove the trailing newline from sysfs */ strncat(path, "_dri", sizeof(path)); @@ -72,52 +92,47 @@ _eglMain(_EGLDisplay *dpy) } +/** + * Called by eglCreateContext via drv->API.CreateContext(). + */ static EGLContext -_eglDRICreateContext(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, EGLContext share_list, const EGLint *attrib_list) +_eglDRICreateContext(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, + EGLContext share_list, const EGLint *attrib_list) { - _EGLConfig *conf; - driContext *c; driDisplay *disp = Lookup_driDisplay(dpy); - driContext *share = Lookup_driContext(share_list); + driContext *c, *share; void *sharePriv; - __GLcontextModes mode; - int i; - - conf = _eglLookupConfig(drv, dpy, config); - if (!conf) { - _eglError(EGL_BAD_CONFIG, "eglCreateContext"); - return EGL_NO_CONTEXT; - } - - for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) { - switch (attrib_list[i]) { - /* no attribs defined for now */ - default: - _eglError(EGL_BAD_ATTRIBUTE, "eglCreateContext"); - return EGL_NO_CONTEXT; - } - } + _EGLConfig *conf; + __GLcontextModes visMode; c = (driContext *) calloc(1, sizeof(*c)); if (!c) return EGL_NO_CONTEXT; - _eglInitContext(&c->Base); - c->Base.Display = &disp->Base; - c->Base.Config = conf; - c->Base.DrawSurface = EGL_NO_SURFACE; - c->Base.ReadSurface = EGL_NO_SURFACE; - - _eglConfigToContextModesRec(conf, &mode); + if (!_eglInitContext(drv, dpy, &c->Base, config, attrib_list)) { + free(c); + return EGL_NO_CONTEXT; + } + if (share_list != EGL_NO_CONTEXT) { + _EGLContext *shareCtx = _eglLookupContext(share_list); + if (!shareCtx) { + _eglError(EGL_BAD_CONTEXT, "eglCreateContext(share_list)"); + return EGL_FALSE; + } + } + share = Lookup_driContext(share_list); if (share) sharePriv = share->driContext.private; else sharePriv = NULL; - c->driContext.private = disp->driScreen.createNewContext(disp, &mode, - GLX_WINDOW_BIT, sharePriv, &c->driContext); + conf = _eglLookupConfig(drv, dpy, config); + assert(conf); + _eglConfigToContextModesRec(conf, &visMode); + c->driContext.private = disp->driScreen.createNewContext(disp, &visMode, + GLX_WINDOW_BIT, sharePriv, &c->driContext); if (!c->driContext.private) { free(c); return EGL_FALSE; @@ -125,14 +140,14 @@ _eglDRICreateContext(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, EGLConte /* generate handle and insert into hash table */ _eglSaveContext(&c->Base); - assert(c->Base.Handle); return c->Base.Handle; } static EGLBoolean -_eglDRIMakeCurrent(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext context) +_eglDRIMakeCurrent(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw, + EGLSurface read, EGLContext context) { driDisplay *disp = Lookup_driDisplay(dpy); driContext *ctx = Lookup_driContext(context); @@ -144,65 +159,18 @@ _eglDRIMakeCurrent(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw, EGLSurface if (ctx) { ctx->driContext.bindContext(disp, 0, read, draw, &ctx->driContext); - } else { -// _mesa_make_current( NULL, NULL, NULL ); - } - return EGL_TRUE; -} - - -static EGLSurface -_eglDRICreateWindowSurface(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, NativeWindowType window, const EGLint *attrib_list) -{ - int i; - for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) { - switch (attrib_list[i]) { - /* no attribs at this time */ - default: - _eglError(EGL_BAD_ATTRIBUTE, "eglCreateWindowSurface"); - return EGL_NO_SURFACE; - } - } - printf("eglCreateWindowSurface()\n"); - /* XXX unfinished */ - - return EGL_NO_SURFACE; -} - - -static EGLSurface -_eglDRICreatePixmapSurface(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, NativePixmapType pixmap, const EGLint *attrib_list) -{ - _EGLConfig *conf; - EGLint i; - - conf = _eglLookupConfig(drv, dpy, config); - if (!conf) { - _eglError(EGL_BAD_CONFIG, "eglCreatePixmapSurface"); - return EGL_NO_SURFACE; } - - for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) { - switch (attrib_list[i]) { - /* no attribs at this time */ - default: - _eglError(EGL_BAD_ATTRIBUTE, "eglCreatePixmapSurface"); - return EGL_NO_SURFACE; - } - } - - if (conf->Attrib[EGL_SURFACE_TYPE - FIRST_ATTRIB] == 0) { - _eglError(EGL_BAD_MATCH, "eglCreatePixmapSurface"); - return EGL_NO_SURFACE; + else { + /* what's this??? */ + /* _mesa_make_current( NULL, NULL, NULL );*/ } - - printf("eglCreatePixmapSurface()\n"); - return EGL_NO_SURFACE; + return EGL_TRUE; } static EGLSurface -_eglDRICreatePbufferSurface(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list) +_eglDRICreatePbufferSurface(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, + const EGLint *attrib_list) { driSurface *surf; @@ -211,26 +179,29 @@ _eglDRICreatePbufferSurface(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, c return EGL_NO_SURFACE; } - if (_eglInitPbufferSurface(&surf->Base, drv, dpy, config, attrib_list) == EGL_NO_SURFACE) { + if (!_eglInitSurface(drv, dpy, &surf->Base, EGL_PBUFFER_BIT, + config, attrib_list)) { free(surf); return EGL_NO_SURFACE; } /* create software-based pbuffer */ { -// GLcontext *ctx = NULL; /* this _should_ be OK */ - GLvisual vis; +#if 0 + GLcontext *ctx = NULL; /* this _should_ be OK */ +#endif + GLvisual visMode; _EGLConfig *conf = _eglLookupConfig(drv, dpy, config); assert(conf); /* bad config should be caught earlier */ - _eglConfigToContextModesRec(conf, &vis); + _eglConfigToContextModesRec(conf, &visMode); #if 0 - surf->mesa_framebuffer = _mesa_create_framebuffer(&vis); + surf->mesa_framebuffer = _mesa_create_framebuffer(&visMode); _mesa_add_soft_renderbuffers(surf->mesa_framebuffer, GL_TRUE, /* color bufs */ - vis.haveDepthBuffer, - vis.haveStencilBuffer, - vis.haveAccumBuffer, + visMode.haveDepthBuffer, + visMode.haveStencilBuffer, + visMode.haveAccumBuffer, GL_FALSE, /* alpha */ GL_FALSE /* aux */ ); @@ -240,6 +211,8 @@ _eglDRICreatePbufferSurface(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, c #endif } + _eglSaveSurface(&surf->Base); + return surf->Base.Handle; } @@ -249,6 +222,7 @@ _eglDRIDestroySurface(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface) { driDisplay *disp = Lookup_driDisplay(dpy); driSurface *fs = Lookup_driSurface(surface); + _eglRemoveSurface(&fs->Base); fs->drawable.destroyDrawable(disp, fs->drawable.private); @@ -275,7 +249,8 @@ _eglDRIDestroyContext(_EGLDriver *drv, EGLDisplay dpy, EGLContext context) if (fc->Base.IsBound) { fc->Base.DeletePending = EGL_TRUE; - } else { + } + else { free(fc); } return EGL_TRUE; @@ -287,139 +262,201 @@ _eglDRIDestroyContext(_EGLDriver *drv, EGLDisplay dpy, EGLContext context) */ static EGLSurface _eglDRICreateScreenSurfaceMESA(_EGLDriver *drv, EGLDisplay dpy, EGLConfig cfg, - const EGLint *attrib_list) + const EGLint *attrib_list) { _EGLConfig *config = _eglLookupConfig(drv, dpy, cfg); driDisplay *disp = Lookup_driDisplay(dpy); driSurface *surface; - EGLSurface surf; - GLvisual vis; + GLvisual visMode; - surface = (driSurface *) malloc(sizeof(*surface)); + surface = (driSurface *) calloc(1, sizeof(*surface)); if (!surface) { return EGL_NO_SURFACE; } - /* init base class, error check, etc. */ - surf = _eglInitScreenSurface(&surface->Base, drv, dpy, cfg, attrib_list); - if (surf == EGL_NO_SURFACE) { + /* init base class, do error checking, etc. */ + if (!_eglInitSurface(drv, dpy, &surface->Base, EGL_SCREEN_BIT_MESA, + cfg, attrib_list)) { free(surface); return EGL_NO_SURFACE; } + _eglSaveSurface(&surface->Base); + + + /* + * XXX this is where we should allocate video memory for the surface! + */ + + /* convert EGLConfig to GLvisual */ - _eglConfigToContextModesRec(config, &vis); + _eglConfigToContextModesRec(config, &visMode); - /* Create a new drawable */ - if (!disp->driScreen.createNewDrawable(disp, &vis, surf, &surface->drawable, - GLX_WINDOW_BIT, empty_attribute_list)) { - free(surface); + /* Create a new DRI drawable */ + if (!disp->driScreen.createNewDrawable(disp, &visMode, surface->Base.Handle, + &surface->drawable, GLX_WINDOW_BIT, + empty_attribute_list)) { _eglRemoveSurface(&surface->Base); + free(surface); return EGL_NO_SURFACE; } - return surf; + + return surface->Base.Handle; } /** * Show the given surface on the named screen. * If surface is EGL_NO_SURFACE, disable the screen's output. + * Called via eglShowSurfaceMESA(). */ EGLBoolean _eglDRIShowSurfaceMESA(_EGLDriver *drv, EGLDisplay dpy, EGLScreenMESA screen, - EGLSurface surface, EGLModeMESA m) + EGLSurface surface, EGLModeMESA m) { driDisplay *display = Lookup_driDisplay(dpy); driScreen *scrn = Lookup_driScreen(dpy, screen); driSurface *surf = Lookup_driSurface(surface); - FILE *file; - char buffer[NAME_MAX]; _EGLMode *mode = _eglLookupMode(dpy, m); - int width, height, temp; - - _eglQuerySurface(drv, dpy, surface, EGL_WIDTH, &width); - _eglQuerySurface(drv, dpy, surface, EGL_HEIGHT, &height); + FILE *file; + char fname[NAME_MAX], buffer[1000]; + int temp; + /* This will check that surface, screen, and mode are valid. + * Also, it checks that the surface is large enough for the mode, etc. + */ if (!_eglShowSurfaceMESA(drv, dpy, screen, surface, m)) return EGL_FALSE; - snprintf(buffer, sizeof(buffer), "%s/graphics/%s/blank", sysfs, scrn->fb); + assert(surface == EGL_NO_SURFACE || surf); + assert(m == EGL_NO_MODE_MESA || mode); + assert(scrn); - file = fopen(buffer, "r+"); + /* + * Blank/unblank screen depending on if m == EGL_NO_MODE_MESA + */ + snprintf(fname, sizeof(fname), "%s/graphics/%s/blank", sysfs, scrn->fb); + file = fopen(fname, "r+"); if (!file) { -err: - printf("kernel patch?? chown all fb sysfs attrib to allow write - %s\n", buffer); - _eglError(EGL_BAD_SURFACE, "eglShowSurfaceMESA"); + _eglLog(_EGL_WARNING, "kernel patch?? chown all fb sysfs attrib to allow" + " write - %s\n", fname); return EGL_FALSE; } - snprintf(buffer, sizeof(buffer), "%d", (m == EGL_NO_MODE_MESA ? VESA_POWERDOWN : VESA_VSYNC_SUSPEND)); + snprintf(buffer, sizeof(buffer), "%d", + (m == EGL_NO_MODE_MESA ? VESA_POWERDOWN : VESA_VSYNC_SUSPEND)); fputs(buffer, file); fclose(file); - if (m == EGL_NO_MODE_MESA) + if (m == EGL_NO_MODE_MESA) { + /* all done! */ return EGL_TRUE; + } - snprintf(buffer, sizeof(buffer), "%s/graphics/%s/mode", sysfs, scrn->fb); + _eglLog(_EGL_INFO, "Setting display mode to %d x %d, %d bpp", + mode->Width, mode->Height, display->bpp); - file = fopen(buffer, "r+"); - if (!file) - goto err; - fputs(mode->Name, file); + /* + * Set the display mode + */ + snprintf(fname, sizeof(fname), "%s/graphics/%s/mode", sysfs, scrn->fb); + file = fopen(fname, "r+"); + if (!file) { + _eglLog(_EGL_WARNING, "Failed to open %s to set mode", fname); + return EGL_FALSE; + } + /* note: nothing happens without the \n! */ + snprintf(buffer, sizeof(buffer), "%s\n", mode->Name); + fputs(buffer, file); fclose(file); + _eglLog(_EGL_INFO, "Set mode to %s in %s", mode->Name, fname); - snprintf(buffer, sizeof(buffer), "%s/graphics/%s/bits_per_pixel", sysfs, scrn->fb); - - file = fopen(buffer, "r+"); - if (!file) - goto err; + /* + * Set display bpp + */ + snprintf(fname, sizeof(fname), "%s/graphics/%s/bits_per_pixel", + sysfs, scrn->fb); + file = fopen(fname, "r+"); + if (!file) { + _eglLog(_EGL_WARNING, "Failed to open %s to set bpp", fname); + return EGL_FALSE; + } display->bpp = GET_CONFIG_ATTRIB(surf->Base.Config, EGL_BUFFER_SIZE); display->cpp = display->bpp / 8; snprintf(buffer, sizeof(buffer), "%d", display->bpp); fputs(buffer, file); fclose(file); - snprintf(buffer, sizeof(buffer), "%s/graphics/%s/blank", sysfs, scrn->fb); - - file = fopen(buffer, "r+"); - if (!file) - goto err; - + /* + * Unblank display + */ + snprintf(fname, sizeof(fname), "%s/graphics/%s/blank", sysfs, scrn->fb); + file = fopen(fname, "r+"); + if (!file) { + _eglLog(_EGL_WARNING, "Failed to open %s", fname); + return EGL_FALSE; + } snprintf(buffer, sizeof(buffer), "%d", VESA_NO_BLANKING); fputs(buffer, file); fclose(file); - snprintf(buffer, sizeof(buffer), "%s/graphics/%s/virtual_size", sysfs, scrn->fb); - file = fopen(buffer, "r+"); - snprintf(buffer, sizeof(buffer), "%d,%d", width, height); + /* + * Set fbdev buffer virtual size to surface's size. + */ + snprintf(fname, sizeof(fname), "%s/graphics/%s/virtual_size", sysfs, scrn->fb); + file = fopen(fname, "r+"); + snprintf(buffer, sizeof(buffer), "%d,%d", surf->Base.Width, surf->Base.Height); fputs(buffer, file); rewind(file); fgets(buffer, sizeof(buffer), file); sscanf(buffer, "%d,%d", &display->virtualWidth, &display->virtualHeight); fclose(file); + /* + * round up pitch as needed + */ temp = display->virtualWidth; switch (display->bpp / 8) { case 1: temp = (display->virtualWidth + 127) & ~127; break; case 2: temp = (display->virtualWidth + 31) & ~31; break; case 3: case 4: temp = (display->virtualWidth + 15) & ~15; break; + default: + _eglLog(_EGL_WARNING, "Bad display->bpp = %d in _eglDRIShowSurface"); } display->virtualWidth = temp; - if ((width != display->virtualWidth) || (height != display->virtualHeight)) - goto err; + /* + * sanity check + */ + if (surf->Base.Width < display->virtualWidth || + surf->Base.Height < display->virtualHeight) { + /* this case _should_ have been caught at the top of this function */ + _eglLog(_EGL_WARNING, "too small of surface in _eglDRIShowSurfaceMESA " + "%d x %d < %d x %d", + surf->Base.Width, + surf->Base.Height, + display->virtualWidth, + display->virtualHeight); + /* + return EGL_FALSE; + */ + } return EGL_TRUE; } -/* If the backbuffer is on a videocard, this is extraordinarily slow! +/** + * Called by eglSwapBuffers via the drv->API.SwapBuffers() pointer. + * + * If the backbuffer is on a videocard, this is extraordinarily slow! */ static EGLBoolean _eglDRISwapBuffers(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw) { driSurface *drawable = Lookup_driSurface(draw); + /* this does error checking */ if (!_eglSwapBuffers(drv, dpy, draw)) return EGL_FALSE; @@ -430,7 +467,8 @@ _eglDRISwapBuffers(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw) EGLBoolean -_eglDRIGetDisplayInfo( driDisplay *dpy) { +_eglDRIGetDisplayInfo(driDisplay *dpy) +{ char path[ NAME_MAX ]; FILE *file; int rc, mtrr; @@ -444,13 +482,17 @@ _eglDRIGetDisplayInfo( driDisplay *dpy) { snprintf( path, sizeof( path ), "%s/graphics/fb%d/device/device", sysfs, dpy->minor ); file = fopen( path, "r" ); + if (!file) { + _eglLog(_EGL_WARNING, "Unable to open %s", path); + return EGL_FALSE; + } fgets( path, sizeof( path ), file ); sscanf( path, "%x", &dpy->chipset ); fclose( file ); sprintf(path, DRM_DEV_NAME, DRM_DIR_NAME, dpy->minor); if ( ( dpy->drmFD = open(path, O_RDWR, 0) ) < 0 ) { - fprintf( stderr, "[drm] drmOpen failed\n" ); + _eglLog(_EGL_WARNING, "drmOpen failed."); return EGL_FALSE; } @@ -468,17 +510,24 @@ _eglDRIGetDisplayInfo( driDisplay *dpy) { return EGL_FALSE; for ( i = 0;; i++ ) { - if ( ( rc = drmGetMap( dpy->drmFD, i, &offset, &size, &type, &flags, &handle, &mtrr ) ) != 0 ) + if ( ( rc = drmGetMap( dpy->drmFD, i, &offset, &size, &type, &flags, &handle, &mtrr ) ) != 0 ) { + _eglLog(_EGL_WARNING, "drmGetMap failed (%s)", strerror(errno)); break; + } if ( type == DRM_FRAME_BUFFER ) { - if ( ( rc = drmMap( dpy->drmFD, offset, size, ( drmAddressPtr ) & dpy->pFB ) ) < 0 ) + if ( ( rc = drmMap( dpy->drmFD, offset, size, ( drmAddressPtr ) & dpy->pFB ) ) < 0 ) { + _eglLog(_EGL_WARNING, "drmMap failed"); return EGL_FALSE; + } dpy->fbSize = size; break; } + _eglLog(_EGL_INFO, "Map %d offset=0x%x", i, (int) offset); } - if ( !dpy->pFB ) + if ( !dpy->pFB ) { + _eglLog(_EGL_WARNING, "failed to map framebuffer"); return EGL_FALSE; + } dpy->SAREASize = SAREA_MAX; @@ -487,7 +536,7 @@ _eglDRIGetDisplayInfo( driDisplay *dpy) { break; if ( type == DRM_SHM ) { if ( drmMap( dpy->drmFD, offset, size, ( drmAddressPtr ) ( &dpy->pSAREA ) ) < 0 ) { - fprintf( stderr, "[drm] drmMap failed\n" ); + _eglLog(_EGL_WARNING, "drmMap failed."); return 0; } break; @@ -497,20 +546,28 @@ _eglDRIGetDisplayInfo( driDisplay *dpy) { return 0; memset( dpy->pSAREA, 0, dpy->SAREASize ); - fprintf( stderr, "[drm] mapped SAREA 0x%08lx to %p, size %d\n", - offset, dpy->pSAREA, dpy->SAREASize ); + + _eglLog(_EGL_INFO, "Found framebuffer size: %d", dpy->fbSize); + _eglLog(_EGL_DEBUG, "mapped SAREA 0x%08lx to %p, size %d", + (unsigned long) offset, dpy->pSAREA, dpy->SAREASize ); + return EGL_TRUE; } /* Return the DRI per screen structure */ -static __DRIscreen *__eglFindDRIScreen(__DRInativeDisplay *ndpy, int scrn) +static __DRIscreen * +__eglFindDRIScreen(__DRInativeDisplay *ndpy, int scrn) { driDisplay *disp = (driDisplay *)ndpy; return &disp->driScreen; } -static GLboolean __eglCreateContextWithConfig(__DRInativeDisplay* ndpy, int screen, int configID, void* context, drm_context_t * hHWContext) + +static GLboolean +__eglCreateContextWithConfig(__DRInativeDisplay* ndpy, int screen, + int configID, void* context, + drm_context_t * hHWContext) { __DRIscreen *pDRIScreen; __DRIscreenPrivate *psp; @@ -522,7 +579,7 @@ static GLboolean __eglCreateContextWithConfig(__DRInativeDisplay* ndpy, int scre psp = (__DRIscreenPrivate *) pDRIScreen->private; if (psp->fd) { if (drmCreateContext(psp->fd, hHWContext)) { - fprintf(stderr, ">>> drmCreateContext failed\n"); + _eglLog(_EGL_WARNING, "drmCreateContext failed."); return GL_FALSE; } *(void**)context = (void*) *hHWContext; @@ -540,7 +597,7 @@ static GLboolean __eglCreateContextWithConfig(__DRInativeDisplay* ndpy, int scre if (psp->fd) { if (drmCreateContext(psp->fd, hHWContext)) { - fprintf(stderr, ">>> drmCreateContext failed\n"); + _eglLog(_EGL_WARNING, "drmCreateContext failed."); return GL_FALSE; } *(void**)contextID = (void*) *hHWContext; @@ -549,7 +606,9 @@ static GLboolean __eglCreateContextWithConfig(__DRInativeDisplay* ndpy, int scre return GL_TRUE; } -static GLboolean __eglDestroyContext( __DRInativeDisplay * ndpy, int screen, __DRIid context ) + +static GLboolean +__eglDestroyContext( __DRInativeDisplay * ndpy, int screen, __DRIid context ) { __DRIscreen *pDRIScreen; __DRIscreenPrivate *psp; @@ -565,7 +624,10 @@ static GLboolean __eglDestroyContext( __DRInativeDisplay * ndpy, int screen, __ return GL_TRUE; } -static GLboolean __eglCreateDrawable( __DRInativeDisplay * ndpy, int screen, __DRIid drawable, drm_drawable_t * hHWDrawable ) + +static GLboolean +__eglCreateDrawable(__DRInativeDisplay * ndpy, int screen, + __DRIid drawable, drm_drawable_t * hHWDrawable) { __DRIscreen *pDRIScreen; __DRIscreenPrivate *psp; @@ -577,14 +639,16 @@ static GLboolean __eglCreateDrawable( __DRInativeDisplay * ndpy, int screen, __D psp = (__DRIscreenPrivate *) pDRIScreen->private; if (psp->fd) { if (drmCreateDrawable(psp->fd, hHWDrawable)) { - fprintf(stderr, ">>> drmCreateDrawable failed\n"); + _eglLog(_EGL_WARNING, "drmCreateDrawable failed."); return GL_FALSE; } } return GL_TRUE; } -static GLboolean __eglDestroyDrawable( __DRInativeDisplay * ndpy, int screen, __DRIid drawable ) + +static GLboolean +__eglDestroyDrawable( __DRInativeDisplay * ndpy, int screen, __DRIid drawable ) { __DRIscreen *pDRIScreen; __DRIscreenPrivate *psp; @@ -600,12 +664,13 @@ static GLboolean __eglDestroyDrawable( __DRInativeDisplay * ndpy, int screen, __ return GL_TRUE; } -static GLboolean __eglGetDrawableInfo(__DRInativeDisplay * ndpy, int screen, __DRIid drawable, - unsigned int* index, unsigned int* stamp, - int* X, int* Y, int* W, int* H, - int* numClipRects, drm_clip_rect_t ** pClipRects, - int* backX, int* backY, - int* numBackClipRects, drm_clip_rect_t ** pBackClipRects ) +static GLboolean +__eglGetDrawableInfo(__DRInativeDisplay * ndpy, int screen, __DRIid drawable, + unsigned int* index, unsigned int* stamp, + int* X, int* Y, int* W, int* H, + int* numClipRects, drm_clip_rect_t ** pClipRects, + int* backX, int* backY, + int* numBackClipRects, drm_clip_rect_t ** pBackClipRects ) { driSurface *surf = Lookup_driSurface(drawable); @@ -652,16 +717,13 @@ static GLboolean __eglGetDrawableInfo(__DRInativeDisplay * ndpy, int screen, __D return GL_TRUE; } + /** * Implement \c __DRIinterfaceMethods::getProcAddress. */ -static __DRIfuncPtr get_proc_address( const char * proc_name ) +static __DRIfuncPtr +get_proc_address(const char * proc_name) { -#if 0 - if (strcmp( proc_name, "glxEnableExtension" ) == 0) { - return (__DRIfuncPtr) __glXScrEnableExtension; - } -#endif return NULL; } @@ -674,7 +736,7 @@ static __DRIfuncPtr get_proc_address( const char * proc_name ) * in the list will be freed. */ static void -__egl_context_modes_destroy( __GLcontextModes * modes ) +__egl_context_modes_destroy(__GLcontextModes *modes) { while ( modes != NULL ) { __GLcontextModes * const next = modes->next; @@ -712,7 +774,7 @@ __egl_context_modes_destroy( __GLcontextModes * modes ) * extend the \c __GLcontextModes data-structure. */ static __GLcontextModes * -__egl_context_modes_create( unsigned count, size_t minimum_size ) +__egl_context_modes_create(unsigned count, size_t minimum_size) { const size_t size = (minimum_size > sizeof( __GLcontextModes )) ? minimum_size : sizeof( __GLcontextModes ); @@ -772,7 +834,7 @@ __eglWindowExists(__DRInativeDisplay *dpy, __DRIid draw) * \since Internal API version 20030317. */ static int -__eglGetUST( int64_t * ust ) +__eglGetUST(int64_t *ust) { struct timeval tv; @@ -783,7 +845,8 @@ __eglGetUST( int64_t * ust ) if ( gettimeofday( & tv, NULL ) == 0 ) { ust[0] = (tv.tv_sec * 1000000) + tv.tv_usec; return 0; - } else { + } + else { return -errno; } } @@ -835,15 +898,21 @@ static const __DRIinterfaceMethods interface_methods = { }; -int __glXGetInternalVersion(void) +static int +__glXGetInternalVersion(void) { return 20050725; } static const char createNewScreenName[] = "__driCreateNewScreen_20050727"; + +/** + * Do per-display initialization. + */ EGLBoolean -_eglDRICreateDisplay( driDisplay *dpy, __DRIframebuffer *framebuffer) { +_eglDRICreateDisplay(driDisplay *dpy, __DRIframebuffer *framebuffer) +{ PFNCREATENEWSCREENFUNC createNewScreen; int api_ver = __glXGetInternalVersion(); __DRIversion ddx_version; @@ -857,7 +926,8 @@ _eglDRICreateDisplay( driDisplay *dpy, __DRIframebuffer *framebuffer) { drm_version.minor = version->version_minor; drm_version.patch = version->version_patchlevel; drmFreeVersion( version ); - } else { + } + else { drm_version.major = -1; drm_version.minor = -1; drm_version.patch = -1; @@ -881,7 +951,8 @@ _eglDRICreateDisplay( driDisplay *dpy, __DRIframebuffer *framebuffer) { createNewScreen = ( PFNCREATENEWSCREENFUNC ) dlsym( dpy->Base.Driver->LibHandle, createNewScreenName ); if ( !createNewScreen ) { - fprintf( stderr, "Couldn't find %s in CallCreateNewScreen\n", createNewScreenName ); + _eglLog(_EGL_WARNING, "Couldn't find %s function in the driver.", + createNewScreenName ); return EGL_FALSE; } @@ -891,7 +962,7 @@ _eglDRICreateDisplay( driDisplay *dpy, __DRIframebuffer *framebuffer) { dpy->pSAREA, dpy->drmFD, api_ver, & interface_methods, - ( __GLcontextModes ** ) & dpy->driver_modes ); + NULL); if (!dpy->driScreen.private) return EGL_FALSE; @@ -901,60 +972,83 @@ _eglDRICreateDisplay( driDisplay *dpy, __DRIframebuffer *framebuffer) { } +/** + * Create all the EGL screens for the given display. + */ EGLBoolean -_eglDRICreateScreen( driDisplay *dpy) { - char c, *buffer, path[ NAME_MAX ]; - unsigned int i, x, y, r; - int fd; - FILE *file; - driScreen *s; - _EGLScreen *scrn; - - /* Create a screen */ - if ( !( s = ( driScreen * ) calloc( 1, sizeof( *s ) ) ) ) - return EGL_FALSE; +_eglDRICreateScreens(driDisplay *dpy) +{ + const int numScreens = 1; /* XXX fix this someday */ + int i; - snprintf( s->fb, NAME_MAX, "fb%d", dpy->minor ); - scrn = &s->Base; - _eglInitScreen( scrn ); - _eglAddScreen( &dpy->Base, scrn ); + for (i = 0; i < numScreens; i++) { + char path[ NAME_MAX ]; + FILE *file; + driScreen *s; + + /* Create a screen */ + if ( !( s = ( driScreen * ) calloc( 1, sizeof( *s ) ) ) ) + return EGL_FALSE; + + snprintf( s->fb, NAME_MAX, "fb%d", dpy->minor ); + _eglInitScreen( &s->Base ); + + _eglAddScreen( &dpy->Base, &s->Base ); + + /* Create the screen's mode list */ + snprintf( path, sizeof( path ), "%s/graphics/%s/modes", sysfs, s->fb ); + file = fopen( path, "r" ); + while ( fgets( path, sizeof( path ), file ) ) { + unsigned int x, y, r; + char c; + path[ strlen( path ) - 1 ] = '\0'; /* strip off \n from sysfs */ + sscanf( path, "%c:%ux%u-%u", &c, &x, &y, &r ); + _eglAddMode( &s->Base, x, y, r * 1000, path ); + } + fclose( file ); - snprintf( path, sizeof( path ), "%s/graphics/%s/modes", sysfs, s->fb ); - file = fopen( path, "r" ); - while ( fgets( path, sizeof( path ), file ) ) { - path[ strlen( path ) - 1 ] = '\0'; /* strip off \n from sysfs */ - sscanf( path, "%c:%ux%u-%u", &c, &x, &y, &r ); - _eglAddMode( scrn, x, y, r * 1000, path ); - } - fclose( file ); + /* + * Initialize the colormap. XXX is this per-screen? + */ + { + char *buffer; + int i, fd; - /* cmap attribute uses 256 lines of 16 bytes */ - if ( !( buffer = malloc( 256 * 16 ) ) ) - return EGL_FALSE; + /* cmap attribute uses 256 lines of 16 bytes */ + if ( !( buffer = malloc( 256 * 16 ) ) ) + return EGL_FALSE; - /* cmap attribute uses 256 lines of 16 bytes */ - for ( i = 0; i < 256; i++ ) - sprintf( &buffer[ i * 16 ], "%02x%c%4x%4x%4x\n", - i, ' ', 256 * i, 256 * i, 256 * i ); + /* cmap attribute uses 256 lines of 16 bytes */ + for ( i = 0; i < 256; i++ ) + sprintf( &buffer[ i * 16 ], "%02x%c%4x%4x%4x\n", + i, ' ', 256 * i, 256 * i, 256 * i ); - snprintf( path, sizeof( path ), "%s/graphics/%s/color_map", sysfs, s->fb ); - if ( !( fd = open( path, O_RDWR ) ) ) - return EGL_FALSE; - write( fd, buffer, 256 * 16 ); - close( fd ); + snprintf(path, sizeof(path), "%s/graphics/%s/color_map", sysfs,s->fb); + if ( !( fd = open( path, O_RDWR ) ) ) + return EGL_FALSE; + write( fd, buffer, 256 * 16 ); + close( fd ); - free( buffer ); + free( buffer ); + } + } return EGL_TRUE; } + EGLBoolean -_eglDRIInitialize(_EGLDriver *drv, EGLDisplay dpy, EGLint *major, EGLint *minor) +_eglDRIInitialize(_EGLDriver *drv, EGLDisplay dpy, + EGLint *major, EGLint *minor) { _EGLDisplay *disp = _eglLookupDisplay(dpy); driDisplay *display; - /* Switch display structure to one with our private fields */ + assert(disp); + + /* Create new driDisplay object to replace the _EGLDisplay that was + * previously created. + */ display = calloc(1, sizeof(*display)); display->Base = *disp; _eglHashInsert(_eglGlobal.Displays, disp->Handle, display); @@ -974,13 +1068,17 @@ static EGLBoolean _eglDRITerminate(_EGLDriver *drv, EGLDisplay dpy) { driDisplay *display = Lookup_driDisplay(dpy); - _eglCleanupDisplay(&display->Base); + _eglCleanupDisplay(&display->Base);/*rename that function*/ free(display); free(drv); return EGL_TRUE; } +/** + * Plug in the DRI-specific functions into the driver's dispatch table. + * Also, enable some EGL extensions. + */ void _eglDRIInitDriverFallbacks(_EGLDriver *drv) { @@ -990,8 +1088,6 @@ _eglDRIInitDriverFallbacks(_EGLDriver *drv) drv->API.Terminate = _eglDRITerminate; drv->API.CreateContext = _eglDRICreateContext; drv->API.MakeCurrent = _eglDRIMakeCurrent; - drv->API.CreateWindowSurface = _eglDRICreateWindowSurface; - drv->API.CreatePixmapSurface = _eglDRICreatePixmapSurface; drv->API.CreatePbufferSurface = _eglDRICreatePbufferSurface; drv->API.DestroySurface = _eglDRIDestroySurface; drv->API.DestroyContext = _eglDRIDestroyContext; @@ -1002,5 +1098,4 @@ _eglDRIInitDriverFallbacks(_EGLDriver *drv) /* enable supported extensions */ drv->MESA_screen_surface = EGL_TRUE; drv->MESA_copy_context = EGL_TRUE; - } diff --git a/src/egl/drivers/dri/egldri.h b/src/egl/drivers/dri/egldri.h index 4573c50ea6a..5881196043c 100644 --- a/src/egl/drivers/dri/egldri.h +++ b/src/egl/drivers/dri/egldri.h @@ -36,18 +36,18 @@ typedef struct dri_display void *driverPrivate; drm_magic_t magic; - __GLcontextModes *driver_modes; __DRIscreen driScreen; } driDisplay; + /** * dri driver-specific screen class derived from _EGLScreen */ typedef struct dri_screen { _EGLScreen Base; - char fb[NAME_MAX]; + char fb[NAME_MAX]; /** the screen name, like "fb0" */ } driScreen; @@ -108,6 +108,6 @@ extern EGLBoolean _eglDRIShowSurfaceMESA(_EGLDriver *drv, EGLDisplay dpy, EGLScr extern EGLBoolean _eglDRIInitialize(_EGLDriver *drv, EGLDisplay dpy, EGLint *major, EGLint *minor); extern EGLBoolean _eglDRIGetDisplayInfo(driDisplay *dpy); extern EGLBoolean _eglDRICreateDisplay(driDisplay *dpy, __DRIframebuffer *framebuffer); -extern EGLBoolean _eglDRICreateScreen(driDisplay *dpy); +extern EGLBoolean _eglDRICreateScreens(driDisplay *dpy); #endif /* EGLDRI_INCLUDED */ |