Merge commit 'origin/master' into gallium-map-range
[mesa.git] / src / mesa / drivers / dri / ffb / ffb_xmesa.c
index aced4a9253dec4fe5a5496807070771fe8449d8b..00bdcec7a6963c205982510d913e2705d88e16a8 100644 (file)
@@ -1,4 +1,4 @@
-/* $XFree86: xc/lib/GL/mesa/src/drv/ffb/ffb_xmesa.c,v 1.4 2002/02/22 21:32:59 dawes Exp $
+/* 
  *
  * GLX Hardware Device Driver for Sun Creator/Creator3D
  * Copyright (C) 2000, 2001 David S. Miller
  */
 
 #include "ffb_xmesa.h"
-#include "context.h"
-#include "framebuffer.h"
-#include "matrix.h"
-#include "renderbuffer.h"
-#include "simple_list.h"
-#include "imports.h"
+#include "main/context.h"
+#include "main/framebuffer.h"
+#include "main/matrix.h"
+#include "main/renderbuffer.h"
+#include "main/simple_list.h"
+#include "main/imports.h"
 #include "utils.h"
 
 #include "swrast/swrast.h"
 #include "swrast_setup/swrast_setup.h"
 #include "tnl/tnl.h"
 #include "tnl/t_pipeline.h"
-#include "array_cache/acache.h"
+#include "vbo/vbo.h"
 #include "drivers/common/driverfuncs.h"
 
 #include "ffb_context.h"
 
 #include "drm_sarea.h"
 
+#include "drirenderbuffer.h"
+
 static GLboolean
 ffbInitDriver(__DRIscreenPrivate *sPriv)
 {
        ffbScreenPrivate *ffbScreen;
        FFBDRIPtr gDRIPriv = (FFBDRIPtr) sPriv->pDevPriv;
+       drmAddress map;
 
        if (getenv("LIBGL_FORCE_XSERVER"))
                return GL_FALSE;
 
+
+       if (sPriv->devPrivSize != sizeof(FFBDRIRec)) {
+               fprintf(stderr,"\nERROR!  sizeof(FFBDRIRec) does not match passed size from device driver\n");
+               return GL_FALSE;
+       }
+
        /* Allocate the private area. */
        ffbScreen = (ffbScreenPrivate *) MALLOC(sizeof(ffbScreenPrivate));
        if (!ffbScreen)
@@ -77,59 +86,59 @@ ffbInitDriver(__DRIscreenPrivate *sPriv)
        if (drmMap(sPriv->fd,
                   gDRIPriv->hFbcRegs,
                   gDRIPriv->sFbcRegs,
-                  &gDRIPriv->mFbcRegs)) {
+                  &map)) {
                FREE(ffbScreen);
                return GL_FALSE;
        }
-       ffbScreen->regs = (ffb_fbcPtr) gDRIPriv->mFbcRegs;
+       ffbScreen->regs = (ffb_fbcPtr) map;
 
        /* Map ramdac registers. */
        if (drmMap(sPriv->fd,
                   gDRIPriv->hDacRegs,
                   gDRIPriv->sDacRegs,
-                  &gDRIPriv->mDacRegs)) {
-               drmUnmap(gDRIPriv->mFbcRegs, gDRIPriv->sFbcRegs);
+                  &map)) {
+               drmUnmap((drmAddress)ffbScreen->regs, gDRIPriv->sFbcRegs);
                FREE(ffbScreen);
                return GL_FALSE;
        }
-       ffbScreen->dac = (ffb_dacPtr) gDRIPriv->mDacRegs;
+       ffbScreen->dac = (ffb_dacPtr) map;
 
        /* Map "Smart" framebuffer views. */
        if (drmMap(sPriv->fd,
                   gDRIPriv->hSfb8r,
                   gDRIPriv->sSfb8r,
-                  &gDRIPriv->mSfb8r)) {
-               drmUnmap(gDRIPriv->mFbcRegs, gDRIPriv->sFbcRegs);
-               drmUnmap(gDRIPriv->mDacRegs, gDRIPriv->sDacRegs);
+                  &map)) {
+               drmUnmap((drmAddress)ffbScreen->regs, gDRIPriv->sFbcRegs);
+               drmUnmap((drmAddress)ffbScreen->dac, gDRIPriv->sDacRegs);
                FREE(ffbScreen);
                return GL_FALSE;
        }
-       ffbScreen->sfb8r = (volatile char *) gDRIPriv->mSfb8r;
+       ffbScreen->sfb8r = (volatile char *) map;
 
        if (drmMap(sPriv->fd,
                   gDRIPriv->hSfb32,
                   gDRIPriv->sSfb32,
-                  &gDRIPriv->mSfb32)) {
-               drmUnmap(gDRIPriv->mFbcRegs, gDRIPriv->sFbcRegs);
-               drmUnmap(gDRIPriv->mDacRegs, gDRIPriv->sDacRegs);
-               drmUnmap(gDRIPriv->mSfb8r, gDRIPriv->sSfb8r);
+                  &map)) {
+               drmUnmap((drmAddress)ffbScreen->regs, gDRIPriv->sFbcRegs);
+               drmUnmap((drmAddress)ffbScreen->dac, gDRIPriv->sDacRegs);
+               drmUnmap((drmAddress)ffbScreen->sfb8r, gDRIPriv->sSfb8r);
                FREE(ffbScreen);
                return GL_FALSE;
        }
-       ffbScreen->sfb32 = (volatile char *) gDRIPriv->mSfb32;
+       ffbScreen->sfb32 = (volatile char *) map;
 
        if (drmMap(sPriv->fd,
                   gDRIPriv->hSfb64,
                   gDRIPriv->sSfb64,
-                  &gDRIPriv->mSfb64)) {
-               drmUnmap(gDRIPriv->mFbcRegs, gDRIPriv->sFbcRegs);
-               drmUnmap(gDRIPriv->mDacRegs, gDRIPriv->sDacRegs);
-               drmUnmap(gDRIPriv->mSfb8r, gDRIPriv->sSfb8r);
-               drmUnmap(gDRIPriv->mSfb32, gDRIPriv->sSfb32);
+                  &map)) {
+               drmUnmap((drmAddress)ffbScreen->regs, gDRIPriv->sFbcRegs);
+               drmUnmap((drmAddress)ffbScreen->dac, gDRIPriv->sDacRegs);
+               drmUnmap((drmAddress)ffbScreen->sfb8r, gDRIPriv->sSfb8r);
+               drmUnmap((drmAddress)ffbScreen->sfb32, gDRIPriv->sSfb32);
                FREE(ffbScreen);
                return GL_FALSE;
        }
-       ffbScreen->sfb64 = (volatile char *) gDRIPriv->mSfb64;
+       ffbScreen->sfb64 = (volatile char *) map;
 
        ffbScreen->fifo_cache = 0;
        ffbScreen->rp_active = 0;
@@ -150,11 +159,11 @@ ffbDestroyScreen(__DRIscreenPrivate *sPriv)
        ffbScreenPrivate *ffbScreen = sPriv->private;
        FFBDRIPtr gDRIPriv = (FFBDRIPtr) sPriv->pDevPriv;
 
-       drmUnmap(gDRIPriv->mFbcRegs, gDRIPriv->sFbcRegs);
-       drmUnmap(gDRIPriv->mDacRegs, gDRIPriv->sDacRegs);
-       drmUnmap(gDRIPriv->mSfb8r, gDRIPriv->sSfb8r);
-       drmUnmap(gDRIPriv->mSfb32, gDRIPriv->sSfb32);
-       drmUnmap(gDRIPriv->mSfb64, gDRIPriv->sSfb64);
+       drmUnmap((drmAddress)ffbScreen->regs, gDRIPriv->sFbcRegs);
+       drmUnmap((drmAddress)ffbScreen->dac, gDRIPriv->sDacRegs);
+       drmUnmap((drmAddress)ffbScreen->sfb8r, gDRIPriv->sSfb8r);
+       drmUnmap((drmAddress)ffbScreen->sfb32, gDRIPriv->sSfb32);
+       drmUnmap((drmAddress)ffbScreen->sfb64, gDRIPriv->sSfb64);
 
        FREE(ffbScreen);
 }
@@ -217,7 +226,7 @@ ffbCreateContext(const __GLcontextModes *mesaVis,
        fmesa->driScreen = sPriv;
        fmesa->ffb_sarea = FFB_DRISHARE(sPriv->pSAREA);
 
-       /* Register and framebuffer hw pointers. */
+       /* Register and framebuffer pointers. */
        fmesa->regs = ffbScreen->regs;
        fmesa->sfb32 = ffbScreen->sfb32;
 
@@ -251,6 +260,8 @@ ffbCreateContext(const __GLcontextModes *mesaVis,
        ctx->Const.MaxLineWidthAA = 1.0;
        ctx->Const.LineWidthGranularity = 1.0;
 
+       ctx->Const.MaxDrawBuffers = 1;
+
        /* Instead of having GCC emit these constants a zillion times
         * everywhere in the driver, put them here.
         */
@@ -268,7 +279,7 @@ ffbCreateContext(const __GLcontextModes *mesaVis,
 
        /* Initialize the software rasterizer and helper modules. */
        _swrast_CreateContext( ctx );
-       _ac_CreateContext( ctx );
+       _vbo_CreateContext( ctx );
        _tnl_CreateContext( ctx );
        _swsetup_CreateContext( ctx );
 
@@ -304,7 +315,7 @@ ffbDestroyContext(__DRIcontextPrivate *driContextPriv)
 
                _swsetup_DestroyContext( fmesa->glCtx );
                _tnl_DestroyContext( fmesa->glCtx );
-               _ac_DestroyContext( fmesa->glCtx );
+               _vbo_DestroyContext( fmesa->glCtx );
                _swrast_DestroyContext( fmesa->glCtx );
 
                 /* free the Mesa context */
@@ -332,40 +343,36 @@ ffbCreateBuffer(__DRIscreenPrivate *driScrnPriv,
    } else {
       GLboolean swStencil = (mesaVis->stencilBits > 0 && 
                             mesaVis->depthBits != 24);
-#if 0
-      driDrawPriv->driverPrivate = (void *) 
-        _mesa_create_framebuffer(mesaVis,
-                                 GL_FALSE,  /* software depth buffer? */
-                                  mesaVis->stencilBits > 0,
-                                  mesaVis->accumRedBits > 0,
-                                  mesaVis->alphaBits > 0);
-#else
       struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis);
 
       {
          driRenderbuffer *frontRb
-            = driNewRenderbuffer(GL_RGBA, bpp, offset, bogusPitch);
+            = driNewRenderbuffer(GL_RGBA, NULL, bpp, offset, bogusPitch,
+                                 driDrawPriv);
          ffbSetSpanFunctions(frontRb, mesaVis);
          _mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &frontRb->Base);
       }
 
       if (mesaVis->doubleBufferMode) {
          driRenderbuffer *backRb
-            = driNewRenderbuffer(GL_RGBA, bpp, offset, bogusPitch);
+            = driNewRenderbuffer(GL_RGBA, NULL, bpp, offset, bogusPitch,
+                                 driDrawPriv);
          ffbSetSpanFunctions(backRb, mesaVis);
          _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base);
       }
 
       if (mesaVis->depthBits == 16) {
          driRenderbuffer *depthRb
-            = driNewRenderbuffer(GL_DEPTH_COMPONENT16, bpp, offset, bogusPitch);
+            = driNewRenderbuffer(GL_DEPTH_COMPONENT16, NULL, bpp, offset,
+                                 bogusPitch, driDrawPriv);
          ffbSetDepthFunctions(depthRb, mesaVis);
          _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base);
       }
 
       if (mesaVis->stencilBits > 0 && !swStencil) {
          driRenderbuffer *stencilRb
-            = driNewRenderbuffer(GL_STENCIL_INDEX8_EXT, bpp, offset,bogusPitch);
+            = driNewRenderbuffer(GL_STENCIL_INDEX8_EXT, NULL, bpp, offset,
+                                 bogusPitch, driDrawPriv);
          ffbSetStencilFunctions(stencilRb, mesaVis);
          _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &stencilRb->Base);
       }
@@ -378,7 +385,7 @@ ffbCreateBuffer(__DRIscreenPrivate *driScrnPriv,
                                    GL_FALSE, /* alpha */
                                    GL_FALSE /* aux */);
       driDrawPriv->driverPrivate = (void *) fb;
-#endif
+
       return (driDrawPriv->driverPrivate != NULL);
    }
 }
@@ -387,7 +394,7 @@ ffbCreateBuffer(__DRIscreenPrivate *driScrnPriv,
 static void
 ffbDestroyBuffer(__DRIdrawablePrivate *driDrawPriv)
 {
-   _mesa_destroy_framebuffer((GLframebuffer *) (driDrawPriv->driverPrivate));
+   _mesa_unreference_framebuffer((GLframebuffer **)(&(driDrawPriv->driverPrivate)));
 }
 
 
@@ -563,8 +570,7 @@ ffbMakeCurrent(__DRIcontextPrivate *driContextPriv,
                         */
                        ffbDDClear(fmesa->glCtx,
                                   (BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT |
-                                   BUFFER_BIT_DEPTH | BUFFER_BIT_STENCIL),
-                                  1, 0, 0, 0, 0);
+                                   BUFFER_BIT_DEPTH | BUFFER_BIT_STENCIL));
                }
        } else {
                _mesa_make_current(NULL, NULL, NULL);
@@ -592,60 +598,26 @@ void ffbXMesaUpdateState(ffbContextPtr fmesa)
                GLcontext *ctx = fmesa->glCtx;
 
                ffbCalcViewport(ctx);
-               if (ctx->Polygon.StippleFlag)
+               driUpdateFramebufferSize(ctx, dPriv);
+               if (ctx->Polygon.StippleFlag) {
                        ffbXformAreaPattern(fmesa,
                                            (const GLubyte *)ctx->PolygonStipple);
+               }
        }
 }
 
-static const struct __DriverAPIRec ffbAPI = {
-   .InitDriver      = ffbInitDriver,
-   .DestroyScreen   = ffbDestroyScreen,
-   .CreateContext   = ffbCreateContext,
-   .DestroyContext  = ffbDestroyContext,
-   .CreateBuffer    = ffbCreateBuffer,
-   .DestroyBuffer   = ffbDestroyBuffer,
-   .SwapBuffers     = ffbSwapBuffers,
-   .MakeCurrent     = ffbMakeCurrent,
-   .UnbindContext   = ffbUnbindContext,
-   .GetSwapInfo     = NULL,
-   .GetMSC          = NULL,
-   .WaitForMSC      = NULL,
-   .WaitForSBC      = NULL,
-   .SwapBuffersMSC  = NULL
-};
-
-
-/*
- * This is the bootstrap function for the driver.
- * The __driCreateScreen name is the symbol that libGL.so fetches.
- * Return:  pointer to a __DRIscreenPrivate.
- */
-#if !defined(DRI_NEW_INTERFACE_ONLY)
-void *__driCreateScreen(Display *dpy, int scrn, __DRIscreen *psc,
-                       int numConfigs, __GLXvisualConfig *config)
+static const __DRIconfig **
+ffbFillInModes( __DRIscreenPrivate *psp,
+               unsigned pixel_bits, unsigned depth_bits,
+               unsigned stencil_bits, GLboolean have_back_buffer )
 {
-   __DRIscreenPrivate *psp;
-   psp = __driUtilCreateScreen(dpy, scrn, psc, numConfigs, config, &ffbAPI);
-   return (void *) psp;
-}
-#endif /* !defined(DRI_NEW_INTERFACE_ONLY) */
-            
-
-#ifdef USE_NEW_INTERFACE
-static PFNGLXCREATECONTEXTMODES create_context_modes = NULL;
-
-static __GLcontextModes *
-ffbFillInModes( unsigned pixel_bits, unsigned depth_bits,
-                unsigned stencil_bits, GLboolean have_back_buffer )
-{
-   __GLcontextModes * modes;
-   __GLcontextModes * m;
-   unsigned num_modes;
+   __DRIconfig **configs;
+   __GLcontextModes *m;
    unsigned depth_buffer_factor;
    unsigned back_buffer_factor;
    GLenum fb_format;
    GLenum fb_type;
+   int i;
 
    /* GLX_SWAP_COPY_OML is only supported because the FFB driver doesn't
     * support pageflipping at all.
@@ -654,9 +626,9 @@ ffbFillInModes( unsigned pixel_bits, unsigned depth_bits,
       GLX_NONE, GLX_SWAP_UNDEFINED_OML, GLX_SWAP_COPY_OML
    };
 
-   u_int8_t depth_bits_array[3];
-   u_int8_t stencil_bits_array[3];
-
+   uint8_t depth_bits_array[3];
+   uint8_t stencil_bits_array[3];
+   uint8_t msaa_samples_array[1];
 
    depth_bits_array[0] = 0;
    depth_bits_array[1] = depth_bits;
@@ -670,11 +642,11 @@ ffbFillInModes( unsigned pixel_bits, unsigned depth_bits,
    stencil_bits_array[1] = 0;
    stencil_bits_array[2] = (stencil_bits == 0) ? 8 : stencil_bits;
 
+   msaa_samples_array[0] = 0;
+
    depth_buffer_factor = ((depth_bits != 0) || (stencil_bits != 0)) ? 3 : 1;
    back_buffer_factor  = (have_back_buffer) ? 3 : 1;
 
-   num_modes = depth_buffer_factor * back_buffer_factor * 4;
-
     if ( pixel_bits == 16 ) {
         fb_format = GL_RGB;
         fb_type = GL_UNSIGNED_SHORT_5_6_5;
@@ -684,86 +656,69 @@ ffbFillInModes( unsigned pixel_bits, unsigned depth_bits,
         fb_type = GL_UNSIGNED_INT_8_8_8_8_REV;
     }
 
-   modes = (*create_context_modes)( num_modes, sizeof( __GLcontextModes ) );
-   m = modes;
-   if ( ! driFillInModes( & m, fb_format, fb_type,
-                         depth_bits_array, stencil_bits_array, depth_buffer_factor,
-                         back_buffer_modes, back_buffer_factor,
-                         GLX_TRUE_COLOR ) ) {
-       fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
-                __func__, __LINE__ );
-       return NULL;
-   }
-   if ( ! driFillInModes( & m, fb_format, fb_type,
-                         depth_bits_array, stencil_bits_array, depth_buffer_factor,
-                         back_buffer_modes, back_buffer_factor,
-                         GLX_DIRECT_COLOR ) ) {
-       fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
-                __func__, __LINE__ );
-       return NULL;
+   configs = driCreateConfigs(fb_format, fb_type,
+                             depth_bits_array, stencil_bits_array,
+                             depth_buffer_factor, back_buffer_modes,
+                             back_buffer_factor,
+                               msaa_samples_array, 1);
+   if (configs == NULL) {
+      fprintf(stderr, "[%s:%u] Error creating FBConfig!\n", __func__,
+              __LINE__);
+      return NULL;
    }
 
-
    /* Mark the visual as slow if there are "fake" stencil bits.
     */
-   for ( m = modes ; m != NULL ; m = m->next ) {
-      if ( (m->stencilBits != 0) && (m->stencilBits != stencil_bits) ) {
-        m->visualRating = GLX_SLOW_CONFIG;
+   for (i = 0; configs[i]; i++) {
+      m = &configs[i]->modes;
+      if ((m->stencilBits != 0) && (m->stencilBits != stencil_bits)) {
+         m->visualRating = GLX_SLOW_CONFIG;
       }
    }
 
-   return modes;
+   return (const __DRIconfig **) configs;
 }
-#endif /* USE_NEW_INTERFACE */
 
 
 /**
- * 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
  */
-#ifdef USE_NEW_INTERFACE
-PUBLIC
-void * __driCreateNewScreen( __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,
-                            __GLcontextModes ** driver_modes )
-                            
+static const __DRIconfig **
+ffbInitScreen(__DRIscreen *psp)
 {
-   __DRIscreenPrivate *psp;
-   static const __DRIversion ddx_expected = { 0, 0, 1 };
+   static const __DRIversion ddx_expected = { 0, 1, 1 };
    static const __DRIversion dri_expected = { 4, 0, 0 };
    static const __DRIversion drm_expected = { 0, 0, 1 };
 
    if ( ! driCheckDriDdxDrmVersions2( "ffb",
-                                     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, &ffbAPI);
-   if ( psp != NULL ) {
-      create_context_modes = (PFNGLXCREATECONTEXTMODES)
-         glXGetProcAddress( (const GLubyte *) "__glXCreateContextModes" );
-      if ( create_context_modes != NULL ) {
-        *driver_modes = ffbFillInModes( 32, 16, 0, GL_TRUE );
-      }
-   }
+   if (!ffbInitDriver(psp))
+       return NULL;
 
-   return (void *) psp;
+   return ffbFillInModes( psp, 32, 16, 0, GL_TRUE );
 }
-#endif /* USE_NEW_INTERFACE */
+
+const struct __DriverAPIRec driDriverAPI = {
+   .InitScreen      = ffbInitScreen,
+   .DestroyScreen   = ffbDestroyScreen,
+   .CreateContext   = ffbCreateContext,
+   .DestroyContext  = ffbDestroyContext,
+   .CreateBuffer    = ffbCreateBuffer,
+   .DestroyBuffer   = ffbDestroyBuffer,
+   .SwapBuffers     = ffbSwapBuffers,
+   .MakeCurrent     = ffbMakeCurrent,
+   .UnbindContext   = ffbUnbindContext,
+   .GetSwapInfo     = NULL,
+   .GetDrawableMSC  = NULL,
+   .WaitForMSC      = NULL,
+   .WaitForSBC      = NULL,
+   .SwapBuffersMSC  = NULL
+};