egl: Remove USING_EGL and the related drivers.

They do not build for a long while and there seems to be no active
users.  It might be better for them to live in the git histroy.

2 files changed, 0 insertions, 884 deletions

diff --git a/src/mesa/drivers/dri/fb/Makefile b/src/mesa/drivers/dri/fb/Makefile
index cf9b3a85563..848e2041e27 100644
--- a/src/mesa/drivers/dri/fb/Makefile
+++ b/src/mesa/drivers/dri/fb/Makefile
@@ -5,9 +5,6 @@ include $(TOP)/configs/current
 
 LIBNAME = fb_dri.so
 
-ifeq ($(USING_EGL), 1)
-EGL_SOURCES = server/radeon_egl.c
-endif
 
 DRIVER_SOURCES = \
 	fb_dri.c \
diff --git a/src/mesa/drivers/dri/fb/fb_egl.c b/src/mesa/drivers/dri/fb/fb_egl.c
deleted file mode 100644
index 02e44bb8eed..00000000000
--- a/src/mesa/drivers/dri/fb/fb_egl.c
+++ /dev/null
@@ -1,881 +0,0 @@
-/*
- * Test egl driver for fb_dri.so
- */
-#include <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <dirent.h> 
-#include <errno.h>
-#include <fcntl.h>
-#include <sys/ioctl.h>
-#include <sys/mman.h>
-#include <linux/fb.h>
-
-#include "utils.h"
-#include "buffers.h"
-#include "main/extensions.h"
-#include "main/framebuffer.h"
-#include "main/renderbuffer.h"
-#include "vbo/vbo.h"
-#include "swrast/swrast.h"
-#include "swrast_setup/swrast_setup.h"
-#include "tnl/tnl.h"
-#include "tnl/tcontext.h"
-#include "tnl/t_pipeline.h"
-#include "drivers/common/driverfuncs.h"
-#include "drirenderbuffer.h"
-
-#include "eglconfig.h"
-#include "eglmain/context.h"
-#include "egldisplay.h"
-#include "egldriver.h"
-#include "eglglobals.h"
-#include "eglmode.h"
-#include "eglscreen.h"
-#include "eglsurface.h"
-
-extern void
-fbSetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis);
-
-/**
- * fb driver-specific driver class derived from _EGLDriver
- */
-typedef struct fb_driver
-{
-   _EGLDriver Base;  /* base class/object */
-   GLuint fbStuff;
-} fbDriver;
-
-/**
- * fb display-specific driver class derived from _EGLDisplay
- */
-typedef struct fb_display
-{
-   _EGLDisplay Base;  /* base class/object */
-   void *pFB;
-} fbDisplay;
-
-/**
- * fb driver-specific screen class derived from _EGLScreen
- */
-typedef struct fb_screen
-{
-   _EGLScreen Base;
-   char fb[NAME_MAX];
-} fbScreen;
-
-
-/**
- * fb driver-specific surface class derived from _EGLSurface
- */
-typedef struct fb_surface
-{
-   _EGLSurface Base;  /* base class/object */
-   struct gl_framebuffer *mesa_framebuffer;
-} fbSurface;
-
-
-/**
- * fb driver-specific context class derived from _EGLContext
- */
-typedef struct fb_context
-{
-   _EGLContext Base;  /* base class/object */
-   GLcontext *glCtx;
-   struct {
-      __DRIcontext *context;	
-      __DRIscreen *screen;	
-      __DRIdrawable *drawable; /* drawable bound to this ctx */
-   } dri;
-} fbContext, *fbContextPtr;
-
-#define FB_CONTEXT(ctx)		((fbContextPtr)(ctx->DriverCtx))
-
-
-static EGLBoolean
-fbFillInConfigs(_EGLDisplay *disp, unsigned pixel_bits, unsigned depth_bits,
-               unsigned stencil_bits, GLboolean have_back_buffer) {
-   _EGLConfig *configs;
-   _EGLConfig *c;
-   unsigned int i, num_configs;
-   unsigned int depth_buffer_factor;
-   unsigned int back_buffer_factor;
-   GLenum fb_format;
-   GLenum fb_type;
-
-   /* Right now GLX_SWAP_COPY_OML isn't supported, but it would be easy
-   * enough to add support.  Basically, if a context is created with an
-   * fbconfig where the swap method is GLX_SWAP_COPY_OML, pageflipping
-   * will never be used.
-   */
-   static const GLenum back_buffer_modes[] = {
-            GLX_NONE, GLX_SWAP_UNDEFINED_OML /*, GLX_SWAP_COPY_OML */
-         };
-
-   uint8_t depth_bits_array[2];
-   uint8_t stencil_bits_array[2];
-
-   depth_bits_array[0] = 0;
-   depth_bits_array[1] = 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] = (stencil_bits == 0) ? 8 : stencil_bits;
-
-   depth_buffer_factor = ((depth_bits != 0) || (stencil_bits != 0)) ? 2 : 1;
-   back_buffer_factor = (have_back_buffer) ? 2 : 1;
-
-   num_configs = depth_buffer_factor * back_buffer_factor * 2;
-
-   if (pixel_bits == 16) {
-      fb_format = GL_RGB;
-      fb_type = GL_UNSIGNED_SHORT_5_6_5;
-   } else {
-      fb_format = GL_RGBA;
-      fb_type = GL_UNSIGNED_INT_8_8_8_8_REV;
-   }
-
-   configs = calloc(sizeof(*configs), num_configs);
-   c = configs;
-   if (!_eglFillInConfigs(c, 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 EGL_FALSE;
-   }
-
-   /* Mark the visual as slow if there are "fake" stencil bits.
-   */
-   for (i = 0, c = configs; i < num_configs; i++, c++) {
-      int stencil = GET_CONFIG_ATTRIB(c, EGL_STENCIL_SIZE);
-      if ((stencil != 0)  && (stencil != stencil_bits)) {
-         SET_CONFIG_ATTRIB(c, EGL_CONFIG_CAVEAT, EGL_SLOW_CONFIG);
-      }
-   }
-
-   for (i = 0, c = configs; i < num_configs; i++, c++)
-      _eglAddConfig(disp, c);
-      
-   free(configs);
-   
-   return EGL_TRUE;
-}
-
-static EGLBoolean
-fbSetupFramebuffer(fbDisplay *disp, char *fbdev) 
-{
-   int fd;
-   char dev[20];
-   struct fb_var_screeninfo varInfo;
-   struct fb_fix_screeninfo fixedInfo;
-   
-   snprintf(dev, sizeof(dev), "/dev/%s", fbdev);
-
-   /* open the framebuffer device */
-   fd = open(dev, O_RDWR);
-   if (fd < 0) {
-      fprintf(stderr, "Error opening %s: %s\n", fbdev, strerror(errno));
-      return EGL_FALSE;
-   }
-
-   /* get the original variable screen info */
-   if (ioctl(fd, FBIOGET_VSCREENINFO, &varInfo)) {
-      fprintf(stderr, "error: ioctl(FBIOGET_VSCREENINFO) failed: %s\n",
-               strerror(errno));
-      return EGL_FALSE;
-   }
-
-   /* Turn off hw accels (otherwise mmap of mmio region will be
-    * refused)
-    */
-   if (varInfo.accel_flags) {
-      varInfo.accel_flags = 0;
-      if (ioctl(fd, FBIOPUT_VSCREENINFO, &varInfo)) {
-         fprintf(stderr, "error: ioctl(FBIOPUT_VSCREENINFO) failed: %s\n",
-                  strerror(errno));
-         return EGL_FALSE;
-      }
-   }
-
-   /* Get the fixed screen info */
-   if (ioctl(fd, FBIOGET_FSCREENINFO, &fixedInfo)) {
-      fprintf(stderr, "error: ioctl(FBIOGET_FSCREENINFO) failed: %s\n",
-               strerror(errno));
-      return EGL_FALSE;
-   }
-   
-   if (fixedInfo.visual == FB_VISUAL_DIRECTCOLOR) {
-      struct fb_cmap cmap;
-      unsigned short red[256], green[256], blue[256];
-      int rcols = 1 << varInfo.red.length;
-      int gcols = 1 << varInfo.green.length;
-      int bcols = 1 << varInfo.blue.length;
-      int i;
-
-      cmap.start = 0;      
-      cmap.len = gcols;
-      cmap.red   = red;
-      cmap.green = green;
-      cmap.blue  = blue;
-      cmap.transp = NULL;
-
-      for (i = 0; i < rcols ; i++) 
-         red[i] = (65536/(rcols-1)) * i;
-
-      for (i = 0; i < gcols ; i++) 
-         green[i] = (65536/(gcols-1)) * i;
-
-      for (i = 0; i < bcols ; i++) 
-         blue[i] = (65536/(bcols-1)) * i;
-      
-      if (ioctl(fd, FBIOPUTCMAP, (void *) &cmap) < 0) {
-         fprintf(stderr, "ioctl(FBIOPUTCMAP) failed [%d]\n", i);
-         exit(1);
-      }
-   }
-
-   /* mmap the framebuffer into our address space */
-   if (!disp->pFB)
-      disp->pFB = (caddr_t)mmap(0,  /* start */
-                      fixedInfo.smem_len,  /* bytes */
-                      PROT_READ | PROT_WRITE,  /* prot */
-                      MAP_SHARED,  /* flags */
-                      fd,  /* fd */
-                      0); /* offset */ 
-   if (disp->pFB == (caddr_t)-1) {
-      fprintf(stderr, "error: unable to mmap framebuffer: %s\n",
-               strerror(errno));
-      return EGL_FALSE;
-   }
-   
-   return EGL_TRUE;
-}
-   
-const char *sysfs = "/sys/class/graphics";
-
-static EGLBoolean
-fbInitialize(_EGLDriver *drv, EGLDisplay dpy, EGLint *major, EGLint *minor)
-{
-   _EGLDisplay *disp = _eglLookupDisplay(dpy);
-   fbDisplay *display;
-   fbScreen *s;
-   _EGLScreen *scrn;
-   char c;
-   unsigned int x, y, r;
-   DIR *dir;
-   FILE *file;
-   struct dirent *dirent;
-   char path[NAME_MAX];
-   
-   /* Switch display structure to one with our private fields */
-   display = calloc(1, sizeof(*display));
-   display->Base = *disp;
-   _eglHashInsert(_eglGlobal.Displays, disp->Handle, display);
-   free(disp);
-   
-   *major = 1;
-   *minor = 0;
-   
-   dir = opendir(sysfs);
-   if (!dir) {
-      printf("EGL - %s framebuffer device not found.", sysfs);
-      return EGL_FALSE;
-   }
-   
-   while ((dirent = readdir(dir))) {  /* assignment! */
-      
-      if (dirent->d_name[0] != 'f')
-         continue;
-      if (dirent->d_name[1] != 'b')
-         continue;
-   
-      if (fbSetupFramebuffer(display, dirent->d_name) == EGL_FALSE)
-         continue;
-         
-      /* Create a screen */
-      s = (fbScreen *) calloc(1, sizeof(fbScreen));
-      if (!s)
-         return EGL_FALSE;
-
-      strncpy(s->fb, dirent->d_name, NAME_MAX);
-      scrn = &s->Base;
-      _eglInitScreen(scrn);
-      _eglAddScreen(&display->Base, scrn);
-      
-      snprintf(path, sizeof(path), "%s/%s/modes", sysfs, s->fb);
-      file = fopen(path, "r");
-      while (fgets(path, sizeof(path), file)) {
-         sscanf(path, "%c:%ux%u-%u", &c, &x, &y, &r);
-         _eglAddMode(scrn, x, y, r * 1000, path);
-      }
-      fclose(file);
-
-      fbFillInConfigs(&display->Base, 32, 24, 8, 1);
-      
-   }
-   closedir(dir);
-
-   drv->Initialized = EGL_TRUE;
-   return EGL_TRUE;
-}
-
-
-static fbDisplay *
-Lookup_fbDisplay(EGLDisplay dpy)
-{
-   _EGLDisplay *d = _eglLookupDisplay(dpy);
-   return (fbDisplay *) d;
-}
-
-
-static fbScreen *
-Lookup_fbScreen(EGLDisplay dpy, EGLScreenMESA screen)
-{
-   _EGLScreen *s = _eglLookupScreen(dpy, screen);
-   return (fbScreen *) s;
-}
-
-
-static fbContext *
-Lookup_fbContext(EGLContext ctx)
-{
-   _EGLContext *c = _eglLookupContext(ctx);
-   return (fbContext *) c;
-}
-
-
-static fbSurface *
-Lookup_fbSurface(EGLSurface surf)
-{
-   _EGLSurface *s = _eglLookupSurface(surf);
-   return (fbSurface *) s;
-}
-
-
-static EGLBoolean
-fbTerminate(_EGLDriver *drv, EGLDisplay dpy)
-{
-   fbDisplay *display = Lookup_fbDisplay(dpy);
-   _eglCleanupDisplay(&display->Base);
-   free(display);
-   free(drv);
-   return EGL_TRUE;
-}
-
-
-static const GLubyte *
-get_string(GLcontext *ctx, GLenum pname)
-{
-   (void) ctx;
-   switch (pname) {
-      case GL_RENDERER:
-         return (const GLubyte *) "Mesa dumb framebuffer";
-      default:
-         return NULL;
-   }
-}
-
-
-static void
-update_state( GLcontext *ctx, GLuint new_state )
-{
-   /* not much to do here - pass it on */
-   _swrast_InvalidateState( ctx, new_state );
-   _swsetup_InvalidateState( ctx, new_state );
-   _vbo_InvalidateState( ctx, new_state );
-   _tnl_InvalidateState( ctx, new_state );
-}
-
-
-/**
- * Called by ctx->Driver.GetBufferSize from in core Mesa to query the
- * current framebuffer size.
- */
-static void
-get_buffer_size( GLframebuffer *buffer, GLuint *width, GLuint *height )
-{
-   *width  = buffer->Width;
-   *height = buffer->Height;
-}
-
-
-static void
-updateFramebufferSize(GLcontext *ctx)
-{
-   fbContextPtr fbmesa = FB_CONTEXT(ctx);
-   struct gl_framebuffer *fb = ctx->WinSysDrawBuffer;
-   if (fbmesa->dri.drawable->w != fb->Width ||
-       fbmesa->dri.drawable->h != fb->Height) {
-      driUpdateFramebufferSize(ctx, fbmesa->dri.drawable);
-   }
-}
-
-static void
-viewport(GLcontext *ctx, GLint x, GLint y, GLsizei w, GLsizei h)
-{
-   /* XXX this should be called after we acquire the DRI lock, not here */
-   updateFramebufferSize(ctx);
-}
-
-
-static void
-init_core_functions( struct dd_function_table *functions )
-{
-   functions->GetString = get_string;
-   functions->UpdateState = update_state;
-   functions->GetBufferSize = get_buffer_size;
-   functions->Viewport = viewport;
-
-   functions->Clear = _swrast_Clear;  /* could accelerate with blits */
-}
-
-
-static EGLContext
-fbCreateContext(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, EGLContext share_list, const EGLint *attrib_list)
-{
-   GLcontext *ctx;
-   _EGLConfig *conf;
-   fbContext *c;
-   _EGLDisplay *disp = _eglLookupDisplay(dpy);
-   struct dd_function_table functions;
-   GLvisual vis;
-   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;
-      }
-   }
-
-   c = (fbContext *) calloc(1, sizeof(fbContext));
-   if (!c)
-      return EGL_NO_CONTEXT;
-
-   _eglInitContext(&c->Base);
-   c->Base.Display = disp;
-   c->Base.Config = conf;
-   c->Base.DrawSurface = EGL_NO_SURFACE;
-   c->Base.ReadSurface = EGL_NO_SURFACE;
-
-   /* link to display */
-   _eglLinkContext(&c->Base, disp);
-   assert(c->Base.Handle);
-
-   /* Init default driver functions then plug in our FBdev-specific functions
-    */
-   _mesa_init_driver_functions(&functions);
-   init_core_functions(&functions);
-
-   _eglConfigToContextModesRec(conf, &vis);
-
-   ctx = c->glCtx = _mesa_create_context(&vis, NULL, &functions, (void *)c);
-   if (!c->glCtx) {
-      _mesa_free(c);
-      return GL_FALSE;
-   }
-
-   /* Create module contexts */
-   _swrast_CreateContext( ctx );
-   _vbo_CreateContext( ctx );
-   _tnl_CreateContext( ctx );
-   _swsetup_CreateContext( ctx );
-   _swsetup_Wakeup( ctx );
-
-
-   /* use default TCL pipeline */
-   {
-      TNLcontext *tnl = TNL_CONTEXT(ctx);
-      tnl->Driver.RunPipeline = _tnl_run_pipeline;
-   }
-
-   _mesa_enable_sw_extensions(ctx);
-
-   return c->Base.Handle;
-}
-
-
-static EGLSurface
-fbCreateWindowSurface(_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
-fbCreatePixmapSurface(_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;
-   }
-
-   printf("eglCreatePixmapSurface()\n");
-   return EGL_NO_SURFACE;
-}
-
-
-static EGLSurface
-fbCreatePbufferSurface(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list)
-{
-   fbSurface *surf;
-
-   surf = (fbSurface *) calloc(1, sizeof(fbSurface));
-   if (!surf) {
-      return EGL_NO_SURFACE;
-   }
-
-   if (_eglInitPbufferSurface(&surf->Base, drv, dpy, config, attrib_list) == EGL_NO_SURFACE) {
-      free(surf);
-      return EGL_NO_SURFACE;
-   }
-
-   /* create software-based pbuffer */
-   {
-      GLcontext *ctx = NULL; /* this _should_ be OK */
-      GLvisual vis;
-      _EGLConfig *conf = _eglLookupConfig(drv, dpy, config);
-      assert(conf); /* bad config should be caught earlier */
-      _eglConfigToContextModesRec(conf, &vis);
-
-      surf->mesa_framebuffer = _mesa_create_framebuffer(&vis);
-      _mesa_add_soft_renderbuffers(surf->mesa_framebuffer,
-                                   GL_TRUE, /* color bufs */
-                                   vis.haveDepthBuffer,
-                                   vis.haveStencilBuffer,
-                                   vis.haveAccumBuffer,
-                                   GL_FALSE, /* alpha */
-                                   GL_FALSE /* aux */ );
-
-      /* set pbuffer/framebuffer size */
-      _mesa_resize_framebuffer(ctx, surf->mesa_framebuffer,
-                               surf->Base.Width, surf->Base.Height);
-   }
-
-   return surf->Base.Handle;
-}
-
-
-static EGLBoolean
-fbDestroySurface(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface)
-{
-   fbSurface *fs = Lookup_fbSurface(surface);
-   _eglUnlinkSurface(&fs->Base);
-   if (!_eglIsSurfaceBound(&fs->Base))
-      free(fs);
-   return EGL_TRUE;
-}
-
-
-static EGLBoolean
-fbDestroyContext(_EGLDriver *drv, EGLDisplay dpy, EGLContext context)
-{
-   fbContext *fc = Lookup_fbContext(context);
-   _eglUnlinkContext(&fc->Base);
-   if (!_eglIsContextBound(&fc->Base))
-      free(fc);
-   return EGL_TRUE;
-}
-
-
-static EGLBoolean
-fbMakeCurrent(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext context)
-{
-   fbSurface *readSurf = Lookup_fbSurface(read);
-   fbSurface *drawSurf = Lookup_fbSurface(draw);
-   fbContext *ctx = Lookup_fbContext(context);
-   EGLBoolean b;
-
-   b = _eglMakeCurrent(drv, dpy, draw, read, context);
-   if (!b)
-      return EGL_FALSE;
-
-   if (ctx) {
-      _mesa_make_current( ctx->glCtx, 
-                           drawSurf->mesa_framebuffer,
-                           readSurf->mesa_framebuffer);
-   } else
-      _mesa_make_current( NULL, NULL, NULL );
-
-   return EGL_TRUE;
-}
-
-
-/**
- * Create a drawing surface which can be directly displayed on a screen.
- */
-static EGLSurface
-fbCreateScreenSurfaceMESA(_EGLDriver *drv, EGLDisplay dpy, EGLConfig cfg,
-                          const EGLint *attrib_list)
-{
-   _EGLConfig *config = _eglLookupConfig(drv, dpy, cfg);
-   fbDisplay *display = Lookup_fbDisplay(dpy);
-   fbSurface *surface;
-   EGLSurface surf;
-   GLvisual vis;
-   GLcontext *ctx = NULL; /* this should be OK */
-   int origin, bytesPerPixel;
-   int width, height, stride;
-   
-   surface = (fbSurface *) malloc(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) {
-      free(surface);
-      return EGL_NO_SURFACE;
-   }
-
-   /* convert EGLConfig to GLvisual */
-   _eglConfigToContextModesRec(config, &vis);
-
-   /* create Mesa framebuffer */
-   surface->mesa_framebuffer = _mesa_create_framebuffer(&vis);
-   if (!surface->mesa_framebuffer) {
-      free(surface);
-      _eglUnlinkSurface(&surface->Base);
-      return EGL_NO_SURFACE;
-   }
-
-   width = surface->Base.Width;
-   height = surface->Base.Height;
-   bytesPerPixel = vis.rgbBits / 8;
-   stride = width * bytesPerPixel;
-   origin = 0;
-
-   /* front color renderbuffer */
-   {
-      driRenderbuffer *drb = driNewRenderbuffer(MESA_FORMAT_ARGB8888, display->pFB,
-                                                bytesPerPixel,
-                                                origin, stride, NULL);
-      fbSetSpanFunctions(drb, &vis);
-      _mesa_add_renderbuffer(surface->mesa_framebuffer,
-                             BUFFER_FRONT_LEFT, &drb->Base);
-   }
-
-   /* back color renderbuffer */
-   if (vis.doubleBufferMode) {
-      GLubyte *backBuf = _mesa_malloc(stride * height);
-      driRenderbuffer *drb = driNewRenderbuffer(MESA_FORMAT_ARGB8888, backBuf,
-                                                bytesPerPixel,
-                                                origin, stride, NULL);
-      fbSetSpanFunctions(drb, &vis);
-      _mesa_add_renderbuffer(surface->mesa_framebuffer,
-                             BUFFER_BACK_LEFT, &drb->Base);
-   }
-
-   /* other renderbuffers- software based */
-   _mesa_add_soft_renderbuffers(surface->mesa_framebuffer,
-                                GL_FALSE, /* color */
-                                vis.haveDepthBuffer,
-                                vis.haveStencilBuffer,
-                                vis.haveAccumBuffer,
-                                GL_FALSE, /* alpha */
-                                GL_FALSE /* aux */);
-   
-   _mesa_resize_framebuffer(ctx, surface->mesa_framebuffer, width, height);
-
-   return surf;
-}
-
-
-/**
- * Show the given surface on the named screen.
- * If surface is EGL_NO_SURFACE, disable the screen's output.
- */
-static EGLBoolean
-fbShowSurfaceMESA(_EGLDriver *drv, EGLDisplay dpy, EGLScreenMESA screen,
-                    EGLSurface surface, EGLModeMESA m)
-{
-   fbDisplay *display = Lookup_fbDisplay(dpy);
-   fbScreen *scrn = Lookup_fbScreen(dpy, screen);
-   fbSurface *surf = Lookup_fbSurface(surface);
-   FILE *file;
-   char buffer[NAME_MAX];
-   _EGLMode *mode = _eglLookupMode(dpy, m);
-   int bits;
-   
-   if (!_eglShowSurfaceMESA(drv, dpy, screen, surface, m))
-      return EGL_FALSE;
-      
-   snprintf(buffer, sizeof(buffer), "%s/%s/blank", sysfs, scrn->fb);
-   
-   file = fopen(buffer, "r+");
-   if (!file) {
-err:
-      printf("chown all fb sysfs attrib to allow write - %s\n", buffer);
-      return EGL_FALSE;
-   }
-   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)
-      return EGL_TRUE;
-   
-   snprintf(buffer, sizeof(buffer), "%s/%s/mode", sysfs, scrn->fb);
-   
-   file = fopen(buffer, "r+");
-   if (!file)
-      goto err;
-   fputs(mode->Name, file);
-   fclose(file);
-   
-   snprintf(buffer, sizeof(buffer), "%s/%s/bits_per_pixel", sysfs, scrn->fb);
-   
-   file = fopen(buffer, "r+");
-   if (!file)
-      goto err;
-   bits = GET_CONFIG_ATTRIB(surf->Base.Config, EGL_BUFFER_SIZE);
-   snprintf(buffer, sizeof(buffer), "%d", bits);
-   fputs(buffer, file);
-   fclose(file);
-
-   fbSetupFramebuffer(display, scrn->fb);
-   
-   snprintf(buffer, sizeof(buffer), "%s/%s/blank", sysfs, scrn->fb);
-   
-   file = fopen(buffer, "r+");
-   if (!file)
-      goto err;
-      
-   snprintf(buffer, sizeof(buffer), "%d", VESA_NO_BLANKING);
-   fputs(buffer, file);
-   fclose(file);
-   
-   return EGL_TRUE;
-}
-
-
-/* If the backbuffer is on a videocard, this is extraordinarily slow!
- */
-static EGLBoolean
-fbSwapBuffers(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw)
-{
-   fbContext *context = (fbContext *)_eglGetCurrentContext();
-   fbSurface *fs =  Lookup_fbSurface(draw);
-   struct gl_renderbuffer * front_renderbuffer = fs->mesa_framebuffer->Attachment[BUFFER_FRONT_LEFT].Renderbuffer;
-   void *frontBuffer = front_renderbuffer->Data;
-   int currentPitch = ((driRenderbuffer *)front_renderbuffer)->pitch;
-   void *backBuffer = fs->mesa_framebuffer->Attachment[BUFFER_BACK_LEFT].Renderbuffer->Data;
-
-   if (!_eglSwapBuffers(drv, dpy, draw))
-      return EGL_FALSE;
-
-   if (context) {
-      GLcontext *ctx = context->glCtx;
-      
-      if (ctx->Visual.doubleBufferMode) {
-	 int i;
-	 int offset = 0;
-         char *tmp = _mesa_malloc(currentPitch);
-
-         _mesa_notifySwapBuffers( ctx );  /* flush pending rendering comands */
-
-         ASSERT(frontBuffer);
-         ASSERT(backBuffer);
-
-	 for (i = 0; i < fs->Base.Height; i++) {
-            _mesa_memcpy(tmp, (char *) backBuffer + offset,
-                         currentPitch);
-            _mesa_memcpy((char *) frontBuffer + offset, tmp,
-                          currentPitch);
-            offset += currentPitch;
-	 }
-	    
-	 _mesa_free(tmp);
-      }
-   }
-   else {
-      /* XXX this shouldn't be an error but we can't handle it for now */
-      _mesa_problem(NULL, "fbSwapBuffers: drawable has no context!\n");
-      return EGL_FALSE;
-   }
-   return EGL_TRUE;
-}
-
-
-/**
- * The bootstrap function.  Return a new fbDriver object and
- * plug in API functions.
- */
-_EGLDriver *
-_eglMain(_EGLDisplay *dpy)
-{
-   fbDriver *fb;
-
-   fb = (fbDriver *) calloc(1, sizeof(fbDriver));
-   if (!fb) {
-      return NULL;
-   }
-
-   /* First fill in the dispatch table with defaults */
-   _eglInitDriverFallbacks(&fb->Base);
-   
-   /* then plug in our fb-specific functions */
-   fb->Base.Initialize = fbInitialize;
-   fb->Base.Terminate = fbTerminate;
-   fb->Base.CreateContext = fbCreateContext;
-   fb->Base.MakeCurrent = fbMakeCurrent;
-   fb->Base.CreateWindowSurface = fbCreateWindowSurface;
-   fb->Base.CreatePixmapSurface = fbCreatePixmapSurface;
-   fb->Base.CreatePbufferSurface = fbCreatePbufferSurface;
-   fb->Base.DestroySurface = fbDestroySurface;
-   fb->Base.DestroyContext = fbDestroyContext;
-   fb->Base.CreateScreenSurfaceMESA = fbCreateScreenSurfaceMESA;
-   fb->Base.ShowSurfaceMESA = fbShowSurfaceMESA;
-   fb->Base.SwapBuffers = fbSwapBuffers;
-   
-   /* enable supported extensions */
-   fb->Base.MESA_screen_surface = EGL_TRUE;
-   fb->Base.MESA_copy_context = EGL_TRUE;
-
-   return &fb->Base;
-}