Import unichrome dri driver from mesa 7.1.0.7.2.07.1.0

10 files changed, 149 insertions, 186 deletions

diff --git a/configure.ac b/configure.ac
index 4ce1052..9155593 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 # Process this file with autoconf to produce a configure script
 
 AC_PREREQ(2.57)
-AC_INIT([mesa-dri-unichrome], 7.0.3, [], mesa-dri-unichrome)
+AC_INIT([mesa-dri-unichrome], 7.1.0, [], mesa-dri-unichrome)
 
 AM_INIT_AUTOMAKE([dist-bzip2])
 
@@ -16,8 +16,8 @@ AC_PROG_CC
 AC_HEADER_STDC
 
 PKG_CHECK_MODULES([DRM], [libdrm >= 2.3.0])
-PKG_CHECK_MODULES([DRI], [libmesadri >= 7.0.3 libmesadri < 7.1.0
-			  libmesadricommon >= 7.0.3 libmesadricommon < 7.1.0])
+PKG_CHECK_MODULES([DRI], [libmesadri >= 7.1.0 libmesadri < 7.3.0
+			  libmesadricommon >= 7.1.0 libmesadricommon < 7.3.0])
 
 AC_OUTPUT([
 	Makefile
diff --git a/src/via_context.c b/src/via_context.c
index 7c73877..ed7001d 100644
--- a/src/via_context.c
+++ b/src/via_context.c
@@ -123,7 +123,7 @@ static const GLubyte *viaGetString(GLcontext *ctx, GLenum name)
  * 
  * \returns A pixel width that meets the alignment requirements.
  */
-static __inline__ unsigned
+static INLINE unsigned
 buffer_align( unsigned width )
 {
     return (width + 0x0f) & ~0x0f;
@@ -601,9 +601,6 @@ viaCreateContext(const __GLcontextModes *visual,
     _tnl_allow_pixel_fog(ctx, GL_FALSE);
     _tnl_allow_vertex_fog(ctx, GL_TRUE);
 
-/*     vmesa->display = dpy; */
-    vmesa->display = sPriv->display;
-    
     vmesa->hHWContext = driContextPriv->hHWContext;
     vmesa->driFd = sPriv->fd;
     vmesa->driHwLock = &sPriv->pSAREA->lock;
@@ -661,14 +658,10 @@ viaCreateContext(const __GLcontextModes *visual,
         driQueryOptionb(&vmesa->optionCache, "no_rast"))
        FALLBACK(vmesa, VIA_FALLBACK_USER_DISABLE, 1);
 
-    vmesa->vblank_flags =
-       vmesa->viaScreen->irqEnabled ?
-        driGetDefaultVBlankFlags(&vmesa->optionCache) : VBLANK_FLAG_NO_IRQ;
-
     if (getenv("VIA_PAGEFLIP"))
        vmesa->allowPageFlip = 1;
 
-    (*dri_interface->getUST)( &vmesa->swap_ust );
+    (*sPriv->systemTime->getUST)( &vmesa->swap_ust );
 
 
     vmesa->regMMIOBase = (GLuint *)((unsigned long)viaScreen->reg);
@@ -686,46 +679,48 @@ void
 viaDestroyContext(__DRIcontextPrivate *driContextPriv)
 {
     GET_CURRENT_CONTEXT(ctx);
-    struct via_context *vmesa = 
+    struct via_context *vmesa =
        (struct via_context *)driContextPriv->driverPrivate;
     struct via_context *current = ctx ? VIA_CONTEXT(ctx) : NULL;
+
     assert(vmesa); /* should never be null */
 
+    if (vmesa->driDrawable) {
+       viaWaitIdle(vmesa, GL_FALSE);
+
+       if (vmesa->doPageFlip) {
+	  LOCK_HARDWARE(vmesa);
+	  if (vmesa->pfCurrentOffset != 0) {
+	     fprintf(stderr, "%s - reset pf\n", __FUNCTION__);
+	     viaResetPageFlippingLocked(vmesa);
+	  }
+	  UNLOCK_HARDWARE(vmesa);
+       }
+    }
+
     /* check if we're deleting the currently bound context */
     if (vmesa == current) {
       VIA_FLUSH_DMA(vmesa);
       _mesa_make_current(NULL, NULL, NULL);
     }
 
-    if (vmesa) {
-        viaWaitIdle(vmesa, GL_FALSE);
-	if (vmesa->doPageFlip) {
-	   LOCK_HARDWARE(vmesa);
-	   if (vmesa->pfCurrentOffset != 0) {
-	      fprintf(stderr, "%s - reset pf\n", __FUNCTION__);
-	      viaResetPageFlippingLocked(vmesa);
-	   }
-	   UNLOCK_HARDWARE(vmesa);
-	}
-	
-	_swsetup_DestroyContext(vmesa->glCtx);
-        _tnl_DestroyContext(vmesa->glCtx);
-        _vbo_DestroyContext(vmesa->glCtx);
-        _swrast_DestroyContext(vmesa->glCtx);
-        /* free the Mesa context */
-	_mesa_destroy_context(vmesa->glCtx);
-	/* release our data */
-	FreeBuffer(vmesa);
+    _swsetup_DestroyContext(vmesa->glCtx);
+    _tnl_DestroyContext(vmesa->glCtx);
+    _vbo_DestroyContext(vmesa->glCtx);
+    _swrast_DestroyContext(vmesa->glCtx);
+    /* free the Mesa context */
+    _mesa_destroy_context(vmesa->glCtx);
+    /* release our data */
+    FreeBuffer(vmesa);
 
-	assert (is_empty_list(&vmesa->tex_image_list[VIA_MEM_AGP]));
-	assert (is_empty_list(&vmesa->tex_image_list[VIA_MEM_VIDEO]));
-	assert (is_empty_list(&vmesa->tex_image_list[VIA_MEM_SYSTEM]));
-	assert (is_empty_list(&vmesa->freed_tex_buffers));
+    assert (is_empty_list(&vmesa->tex_image_list[VIA_MEM_AGP]));
+    assert (is_empty_list(&vmesa->tex_image_list[VIA_MEM_VIDEO]));
+    assert (is_empty_list(&vmesa->tex_image_list[VIA_MEM_SYSTEM]));
+    assert (is_empty_list(&vmesa->freed_tex_buffers));
 
-	driDestroyOptionCache(&vmesa->optionCache);
+    driDestroyOptionCache(&vmesa->optionCache);
 
-	FREE(vmesa);
-    }
+    FREE(vmesa);
 }
 
 
@@ -743,8 +738,8 @@ void viaXMesaWindowMoved(struct via_context *vmesa)
    draw_buffer =  (struct via_renderbuffer *) drawable->driverPrivate;
    read_buffer =  (struct via_renderbuffer *) readable->driverPrivate;
    
-   switch (vmesa->glCtx->DrawBuffer->_ColorDrawBufferMask[0]) {
-   case BUFFER_BIT_BACK_LEFT: 
+   switch (vmesa->glCtx->DrawBuffer->_ColorDrawBufferIndexes[0]) {
+   case BUFFER_BACK_LEFT: 
       if (drawable->numBackClipRects == 0) {
 	 vmesa->numClipRects = drawable->numClipRects;
 	 vmesa->pClipRects = drawable->pClipRects;
@@ -754,7 +749,7 @@ void viaXMesaWindowMoved(struct via_context *vmesa)
 	 vmesa->pClipRects = drawable->pBackClipRects;
       }
       break;
-   case BUFFER_BIT_FRONT_LEFT:
+   case BUFFER_FRONT_LEFT:
       vmesa->numClipRects = drawable->numClipRects;
       vmesa->pClipRects = drawable->pClipRects;
       break;
@@ -840,13 +835,17 @@ viaMakeCurrent(__DRIcontextPrivate *driContextPriv,
         drawBuffer = (GLframebuffer *)driDrawPriv->driverPrivate;
         readBuffer = (GLframebuffer *)driReadPriv->driverPrivate;
 
-	if (vmesa->driDrawable != driDrawPriv) {
-	   driDrawableInitVBlank(driDrawPriv, vmesa->vblank_flags,
-				 &vmesa->vbl_seq);
-	}
-
        if ((vmesa->driDrawable != driDrawPriv)
 	   || (vmesa->driReadable != driReadPriv)) {
+	  if (driDrawPriv->swap_interval == (unsigned)-1) {
+	     driDrawPriv->vblFlags =
+		vmesa->viaScreen->irqEnabled ?
+		driGetDefaultVBlankFlags(&vmesa->optionCache) :
+		VBLANK_FLAG_NO_IRQ;
+
+	     driDrawableInitVBlank(driDrawPriv);
+	  }
+
 	  vmesa->driDrawable = driDrawPriv;
 	  vmesa->driReadable = driReadPriv;
 
diff --git a/src/via_context.h b/src/via_context.h
index fecd278..acd6f2e 100644
--- a/src/via_context.h
+++ b/src/via_context.h
@@ -289,7 +289,6 @@ struct via_context {
    drm_context_t hHWContext;
    drm_hw_lock_t *driHwLock;
    int driFd;
-   __DRInativeDisplay *display;
 
    /**
     * DRI drawable bound to this context for drawing.
@@ -322,9 +321,6 @@ struct via_context {
     */
    driOptionCache optionCache;
 
-   GLuint vblank_flags;
-   GLuint vbl_seq;
-
    int64_t swap_ust;
    int64_t swap_missed_ust;
 
diff --git a/src/via_ioctl.c b/src/via_ioctl.c
index 4a733fb..482a1a6 100644
--- a/src/via_ioctl.c
+++ b/src/via_ioctl.c
@@ -507,11 +507,12 @@ void viaWaitIdleLocked( struct via_context *vmesa, GLboolean light )
  * except that WAIT_IDLE() will spin the CPU polling, while this is
  * IRQ driven.
  */
-static void viaWaitIdleVBlank( const __DRIdrawablePrivate *dPriv, 
+static void viaWaitIdleVBlank(  __DRIdrawablePrivate *dPriv, 
 			       struct via_context *vmesa,
 			       GLuint value )
 {
    GLboolean missed_target;
+   __DRIscreenPrivate *psp = dPriv->driScreenPriv;
 
    VIA_FLUSH_DMA(vmesa); 
 
@@ -523,11 +524,10 @@ static void viaWaitIdleVBlank( const __DRIdrawablePrivate *dPriv,
 	  vmesa->thrashing)
 	 viaSwapOutWork(vmesa);
 
-      driWaitForVBlank( dPriv, & vmesa->vbl_seq, 
-			vmesa->vblank_flags, & missed_target );
+      driWaitForVBlank( dPriv, & missed_target );
       if ( missed_target ) {
 	 vmesa->swap_missed_count++;
-	 (*dri_interface->getUST)( &vmesa->swap_missed_ust );
+	 (*psp->systemTime->getUST)( &vmesa->swap_missed_ust );
       }
    } 
    while (!viaCheckBreadcrumb(vmesa, value));	 
@@ -591,10 +591,11 @@ void viaResetPageFlippingLocked(struct via_context *vmesa)
 /*
  * Copy the back buffer to the front buffer. 
  */
-void viaCopyBuffer(const __DRIdrawablePrivate *dPriv)
+void viaCopyBuffer(__DRIdrawablePrivate *dPriv)
 {
    struct via_context *vmesa = 
       (struct via_context *)dPriv->driContextPriv->driverPrivate;
+   __DRIscreenPrivate *psp = dPriv->driScreenPriv;
 
    if (VIA_DEBUG & DEBUG_IOCTL)
       fprintf(stderr, 
@@ -607,7 +608,7 @@ void viaCopyBuffer(const __DRIdrawablePrivate *dPriv)
 
    VIA_FLUSH_DMA(vmesa);
 
-   if (vmesa->vblank_flags == VBLANK_FLAG_SYNC &&
+   if (dPriv->vblFlags == VBLANK_FLAG_SYNC &&
        vmesa->lastBreadcrumbWrite > 1)
       viaWaitIdleVBlank(dPriv, vmesa, vmesa->lastBreadcrumbWrite-1);
    else
@@ -630,18 +631,19 @@ void viaCopyBuffer(const __DRIdrawablePrivate *dPriv)
    viaEmitBreadcrumbLocked(vmesa);
    UNLOCK_HARDWARE(vmesa);
 
-   (*dri_interface->getUST)( &vmesa->swap_ust );
+   (*psp->systemTime->getUST)( &vmesa->swap_ust );
 }
 
 
-void viaPageFlip(const __DRIdrawablePrivate *dPriv)
+void viaPageFlip(__DRIdrawablePrivate *dPriv)
 {
     struct via_context *vmesa = 
        (struct via_context *)dPriv->driContextPriv->driverPrivate;
     struct via_renderbuffer buffer_tmp;
+    __DRIscreenPrivate *psp = dPriv->driScreenPriv;
 
     VIA_FLUSH_DMA(vmesa);
-   if (vmesa->vblank_flags == VBLANK_FLAG_SYNC &&
+   if (dPriv->vblFlags == VBLANK_FLAG_SYNC &&
        vmesa->lastBreadcrumbWrite > 1)
       viaWaitIdleVBlank(dPriv, vmesa, vmesa->lastBreadcrumbWrite - 1);
    else
@@ -654,7 +656,7 @@ void viaPageFlip(const __DRIdrawablePrivate *dPriv)
     viaEmitBreadcrumbLocked(vmesa);
     UNLOCK_HARDWARE(vmesa);
 
-    (*dri_interface->getUST)( &vmesa->swap_ust );
+    (*psp->systemTime->getUST)( &vmesa->swap_ust );
 
 
     /* KW: FIXME: When buffers are freed, could free frontbuffer by
diff --git a/src/via_ioctl.h b/src/via_ioctl.h
index a81b427..14a833a 100644
--- a/src/via_ioctl.h
+++ b/src/via_ioctl.h
@@ -33,8 +33,8 @@ void viaFlushDma(struct via_context *vmesa);
 void viaFlushDmaLocked(struct via_context *vmesa, GLuint flags);
 
 void viaInitIoctlFuncs(GLcontext *ctx);
-void viaCopyBuffer(const __DRIdrawablePrivate *dpriv);
-void viaPageFlip(const __DRIdrawablePrivate *dpriv);
+void viaCopyBuffer(__DRIdrawablePrivate *dpriv);
+void viaPageFlip(__DRIdrawablePrivate *dpriv);
 void viaCheckDma(struct via_context *vmesa, GLuint bytes);
 void viaResetPageFlippingLocked(struct via_context *vmesa);
 void viaWaitIdle(struct via_context *vmesa, GLboolean light);
@@ -58,7 +58,7 @@ void viaEmitBreadcrumb( struct via_context *vmesa );
 
 void viaWrapPrimitive( struct via_context *vmesa );
 
-static __inline__ GLuint *viaAllocDma(struct via_context *vmesa, int bytes)
+static INLINE GLuint *viaAllocDma(struct via_context *vmesa, int bytes)
 {
    if (vmesa->dmaLow + bytes > VIA_DMA_HIGHWATER) {
       viaFlushDma(vmesa);
@@ -72,7 +72,7 @@ static __inline__ GLuint *viaAllocDma(struct via_context *vmesa, int bytes)
 }
 
 
-static GLuint __inline__ *viaExtendPrimitive(struct via_context *vmesa, int bytes)
+static GLuint INLINE *viaExtendPrimitive(struct via_context *vmesa, int bytes)
 {
    if (vmesa->dmaLow + bytes > VIA_DMA_HIGHWATER) {
       viaWrapPrimitive(vmesa);
diff --git a/src/via_screen.c b/src/via_screen.c
index 90f76be..3648710 100644
--- a/src/via_screen.c
+++ b/src/via_screen.c
@@ -24,8 +24,8 @@
 
 #include <stdio.h>
 
-#include "utils.h"
 #include "dri_util.h"
+#include "utils.h"
 #include "glheader.h"
 #include "context.h"
 #include "framebuffer.h"
@@ -48,7 +48,7 @@
 
 #include "xmlpool.h"
 
-const char __driConfigOptions[] =
+PUBLIC const char __driConfigOptions[] =
 DRI_CONF_BEGIN
     DRI_CONF_SECTION_PERFORMANCE
         DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_DEF_INTERVAL_0)
@@ -64,8 +64,6 @@ static const GLuint __driNConfigOptions = 3;
 
 extern const struct dri_extension card_extensions[];
 
-static int getSwapInfo( __DRIdrawablePrivate *dPriv, __DRIswapInfo * sInfo );
-
 static drmBufMapPtr via_create_empty_buffers(void)
 {
     drmBufMapPtr retval;
@@ -98,9 +96,7 @@ viaInitDriver(__DRIscreenPrivate *sPriv)
 {
     viaScreenPrivate *viaScreen;
     VIADRIPtr gDRIPriv = (VIADRIPtr)sPriv->pDevPriv;
-    PFNGLXSCRENABLEEXTENSIONPROC glx_enable_extension =
-      (PFNGLXSCRENABLEEXTENSIONPROC) (*dri_interface->getProcAddress("glxEnableExtension"));
-    void * const psc = sPriv->psc->screenConfigs;
+    int i;
 
     if (sPriv->devPrivSize != sizeof(VIADRIRec)) {
       fprintf(stderr,"\nERROR!  sizeof(VIADRIRec) does not match passed size from device driver\n");
@@ -175,17 +171,17 @@ viaInitDriver(__DRIscreenPrivate *sPriv)
 
     viaScreen->sareaPrivOffset = gDRIPriv->sarea_priv_offset;
 
-    if ( glx_enable_extension != NULL ) {
-       if ( viaScreen->irqEnabled ) {
-	  (*glx_enable_extension)( psc, "GLX_SGI_swap_control" );
-	  (*glx_enable_extension)( psc, "GLX_SGI_video_sync" );
-	  (*glx_enable_extension)( psc, "GLX_MESA_swap_control" );
-       }
-
-       (*glx_enable_extension)( psc, "GLX_SGI_make_current_read" );
-       (*glx_enable_extension)( psc, "GLX_MESA_swap_frame_usage" );
+    i = 0;
+    viaScreen->extensions[i++] = &driFrameTrackingExtension.base;
+    viaScreen->extensions[i++] = &driReadDrawableExtension;
+    if ( viaScreen->irqEnabled ) {
+	viaScreen->extensions[i++] = &driSwapControlExtension.base;
+	viaScreen->extensions[i++] = &driMediaStreamCounterExtension.base;
     }
 
+    viaScreen->extensions[i++] = NULL;
+    sPriv->extensions = viaScreen->extensions;
+
     return GL_TRUE;
 }
 
@@ -323,32 +319,11 @@ viaDestroyBuffer(__DRIdrawablePrivate *driDrawPriv)
    _mesa_unreference_framebuffer((GLframebuffer **)(&(driDrawPriv->driverPrivate)));
 }
 
-
-
-static struct __DriverAPIRec viaAPI = {
-   .InitDriver      = viaInitDriver,
-   .DestroyScreen   = viaDestroyScreen,
-   .CreateContext   = viaCreateContext,
-   .DestroyContext  = viaDestroyContext,
-   .CreateBuffer    = viaCreateBuffer,
-   .DestroyBuffer   = viaDestroyBuffer,
-   .SwapBuffers     = viaSwapBuffers,
-   .MakeCurrent     = viaMakeCurrent,
-   .UnbindContext   = viaUnbindContext,
-   .GetSwapInfo     = getSwapInfo,
-   .GetMSC          = driGetMSC32,
-   .WaitForMSC      = driWaitForMSC32,
-   .WaitForSBC      = NULL,
-   .SwapBuffersMSC  = NULL
-};
-
-
-static __GLcontextModes *
-viaFillInModes( unsigned pixel_bits, GLboolean have_back_buffer )
+static const __DRIconfig **
+viaFillInModes( __DRIscreenPrivate *psp,
+		unsigned pixel_bits, GLboolean have_back_buffer )
 {
-    __GLcontextModes * modes;
-    __GLcontextModes * m;
-    unsigned num_modes;
+    __DRIconfig **configs;
     const unsigned back_buffer_factor = (have_back_buffer) ? 2 : 1;
     GLenum fb_format;
     GLenum fb_type;
@@ -369,9 +344,6 @@ viaFillInModes( unsigned pixel_bits, GLboolean have_back_buffer )
     static const u_int8_t stencil_bits_array[4] = { 0,  0,  8,  0 };
     const unsigned depth_buffer_factor = 3;
 
-
-    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;
@@ -381,94 +353,61 @@ viaFillInModes( unsigned pixel_bits, GLboolean have_back_buffer )
         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__ );
+    configs = driCreateConfigs(fb_format, fb_type,
+			       depth_bits_array, stencil_bits_array,
+			       depth_buffer_factor, back_buffer_modes,
+			       back_buffer_factor);
+    if (configs == NULL) {
+	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;
-    }
-
-    return modes;
+    return (const __DRIconfig **) configs;
 }
 
 
 /**
- * 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.
+ * This is the driver specific part of the createNewScreen entry point.
  * 
- * \return A pointer to a \c __DRIscreenPrivate on success, or \c NULL on 
- *         failure.
+ * \todo maybe fold this into intelInitDriver
+ *
+ * \return the __GLcontextModes supported by this driver
  */
-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 )
-			     
+static const __DRIconfig **
+viaInitScreen(__DRIscreenPrivate *psp)
 {
-   __DRIscreenPrivate *psp;
    static const __DRIversion ddx_expected = { VIA_DRIDDX_VERSION_MAJOR,
                                               VIA_DRIDDX_VERSION_MINOR,
                                               VIA_DRIDDX_VERSION_PATCH };
    static const __DRIversion dri_expected = { 4, 0, 0 };
    static const __DRIversion drm_expected = { 2, 3, 0 };
    static const char *driver_name = "Unichrome";
-
-   dri_interface = interface;
+   VIADRIPtr dri_priv = (VIADRIPtr) psp->pDevPriv;
 
    if ( ! driCheckDriDdxDrmVersions2( driver_name,
-				      dri_version, & dri_expected,
-				      ddx_version, & ddx_expected,
-				      drm_version, & drm_expected) ) {
+				      &psp->dri_version, & dri_expected,
+				      &psp->ddx_version, & ddx_expected,
+				      &psp->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, &viaAPI);
-   if ( psp != NULL ) {
-      VIADRIPtr dri_priv = (VIADRIPtr) psp->pDevPriv;
-      *driver_modes = viaFillInModes( dri_priv->bytesPerPixel * 8,
-				      GL_TRUE );
-
-      /* 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;
+   /* 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 );
+
+   if (!viaInitDriver(psp))
+       return NULL;
+
+   return viaFillInModes( psp, dri_priv->bytesPerPixel * 8, GL_TRUE );
+
 }
 
 
@@ -497,3 +436,20 @@ getSwapInfo( __DRIdrawablePrivate *dPriv, __DRIswapInfo * sInfo )
 
    return 0;
 }
+
+const struct __DriverAPIRec driDriverAPI = {
+   .InitScreen      = viaInitScreen,
+   .DestroyScreen   = viaDestroyScreen,
+   .CreateContext   = viaCreateContext,
+   .DestroyContext  = viaDestroyContext,
+   .CreateBuffer    = viaCreateBuffer,
+   .DestroyBuffer   = viaDestroyBuffer,
+   .SwapBuffers     = viaSwapBuffers,
+   .MakeCurrent     = viaMakeCurrent,
+   .UnbindContext   = viaUnbindContext,
+   .GetSwapInfo     = getSwapInfo,
+   .GetDrawableMSC  = driDrawableGetMSC32,
+   .WaitForMSC      = driWaitForMSC32,
+   .WaitForSBC      = NULL,
+   .SwapBuffersMSC  = NULL
+};
diff --git a/src/via_screen.h b/src/via_screen.h
index 84aa5ae..c3ef722 100644
--- a/src/via_screen.h
+++ b/src/via_screen.h
@@ -70,6 +70,8 @@ typedef struct {
 
     /* Configuration cache with default values for all contexts */
     driOptionCache optionCache;
+
+    const __DRIextension *extensions[5];
 } viaScreenPrivate;
 
 
diff --git a/src/via_span.c b/src/via_span.c
index 3a16dad..15e29c5 100644
--- a/src/via_span.c
+++ b/src/via_span.c
@@ -86,6 +86,7 @@
 
 #define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS 
 
+#define VALUE_TYPE GLushort
 
 #define WRITE_DEPTH(_x, _y, d)                      \
     *(GLushort *)(buf + (_x) * 2 + (_y) * depth_pitch) = d;
@@ -98,6 +99,8 @@
 
 /* 32 bit depthbuffer functions.
  */
+#define VALUE_TYPE GLuint
+
 #define WRITE_DEPTH(_x, _y, d)                      \
     *(GLuint *)(buf + (_x) * 4 + (_y) * depth_pitch) = d;
 
@@ -111,6 +114,8 @@
 
 /* 24/8 bit interleaved depth/stencil functions
  */
+#define VALUE_TYPE GLuint
+
 #define WRITE_DEPTH( _x, _y, d ) {			\
    GLuint tmp = *(GLuint *)(buf + (_x)*4 + (_y)*depth_pitch);	\
    tmp &= 0x000000ff;					\
diff --git a/src/via_state.c b/src/via_state.c
index bccdbe9..645c58a 100644
--- a/src/via_state.c
+++ b/src/via_state.c
@@ -511,9 +511,9 @@ void viaEmitState(struct via_context *vmesa)
 }
 
 
-static __inline__ GLuint viaPackColor(GLuint bpp,
-                                      GLubyte r, GLubyte g,
-                                      GLubyte b, GLubyte a)
+static INLINE GLuint viaPackColor(GLuint bpp,
+                                  GLubyte r, GLubyte g,
+                                  GLubyte b, GLubyte a)
 {
     switch (bpp) {
     case 16:
@@ -656,13 +656,18 @@ static void viaDrawBuffer(GLcontext *ctx, GLenum mode)
    if (!ctx->DrawBuffer)
       return;
 
-   switch ( ctx->DrawBuffer->_ColorDrawBufferMask[0] ) {
-   case BUFFER_BIT_FRONT_LEFT:
+   if (ctx->DrawBuffer->_NumColorDrawBuffers != 1) {
+      FALLBACK(vmesa, VIA_FALLBACK_DRAW_BUFFER, GL_TRUE);
+      return;
+   }
+
+   switch ( ctx->DrawBuffer->_ColorDrawBufferIndexes[0] ) {
+   case BUFFER_FRONT_LEFT:
       VIA_FLUSH_DMA(vmesa);
       vmesa->drawBuffer = &vmesa->front;
       FALLBACK(vmesa, VIA_FALLBACK_DRAW_BUFFER, GL_FALSE);
       break;
-   case BUFFER_BIT_BACK_LEFT:
+   case BUFFER_BACK_LEFT:
       VIA_FLUSH_DMA(vmesa);
       vmesa->drawBuffer = &vmesa->back;
       FALLBACK(vmesa, VIA_FALLBACK_DRAW_BUFFER, GL_FALSE);
diff --git a/src/via_tex.c b/src/via_tex.c
index 0261a3f..15f15a8 100644
--- a/src/via_tex.c
+++ b/src/via_tex.c
@@ -820,9 +820,7 @@ static void viaTexImage(GLcontext *ctx,
 
    /* GL_SGIS_generate_mipmap */
    if (level == texObj->BaseLevel && texObj->GenerateMipmap) {
-      _mesa_generate_mipmap(ctx, target,
-                            &ctx->Texture.Unit[ctx->Texture.CurrentUnit],
-                            texObj);
+      _mesa_generate_mipmap(ctx, target, texObj);
    }
 
    _mesa_unmap_teximage_pbo(ctx, packing);