Add the no_rast debug option to mach64. It shows that software fallbacks are

pretty broken.

4 files changed, 11 insertions, 6 deletions

diff --git a/src/mesa/drivers/dri/mach64/mach64_context.c b/src/mesa/drivers/dri/mach64/mach64_context.c
index 8f508fa911..524046ce43 100644
--- a/src/mesa/drivers/dri/mach64/mach64_context.c
+++ b/src/mesa/drivers/dri/mach64/mach64_context.c
@@ -230,6 +230,11 @@ GLboolean mach64CreateContext( const __GLcontextModes *glVisual,
 
    driContextPriv->driverPrivate = (void *)mmesa;
 
+   if (driQueryOptionb(&mmesa->optionCache, "no_rast")) {
+      fprintf(stderr, "disabling 3D acceleration\n");
+      FALLBACK(mmesa, MACH64_FALLBACK_DISABLE, 1);
+   }
+
    return GL_TRUE;
 }
 
diff --git a/src/mesa/drivers/dri/mach64/mach64_context.h b/src/mesa/drivers/dri/mach64/mach64_context.h
index d82fca5aa8..4145d6b311 100644
--- a/src/mesa/drivers/dri/mach64/mach64_context.h
+++ b/src/mesa/drivers/dri/mach64/mach64_context.h
@@ -84,6 +84,7 @@ typedef struct mach64_context *mach64ContextPtr;
 #define MACH64_FALLBACK_SEP_SPECULAR	0x0080
 #define MACH64_FALLBACK_BLEND_EQ	0x0100
 #define MACH64_FALLBACK_BLEND_FUNC	0x0200
+#define MACH64_FALLBACK_DISABLE		0x0400
 
 #define CARD32 GLuint		/* KW: For building in mesa tree */
 
diff --git a/src/mesa/drivers/dri/mach64/mach64_screen.c b/src/mesa/drivers/dri/mach64/mach64_screen.c
index 471ae1648e..d524a050e6 100644
--- a/src/mesa/drivers/dri/mach64/mach64_screen.c
+++ b/src/mesa/drivers/dri/mach64/mach64_screen.c
@@ -54,16 +54,17 @@ DRI_CONF_BEGIN
     DRI_CONF_SECTION_PERFORMANCE
         DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_DEF_INTERVAL_0)
     DRI_CONF_SECTION_END
-#if ENABLE_PERF_BOXES
     DRI_CONF_SECTION_DEBUG
+        DRI_CONF_NO_RAST(false)
+#if ENABLE_PERF_BOXES
         DRI_CONF_PERFORMANCE_BOXES(false)
-    DRI_CONF_SECTION_END
 #endif
+    DRI_CONF_SECTION_END
 DRI_CONF_END;
 #if ENABLE_PERF_BOXES
-static const GLuint __driNConfigOptions = 2;
+static const GLuint __driNConfigOptions = 3;
 #else
-static const GLuint __driNConfigOptions = 1;
+static const GLuint __driNConfigOptions = 2;
 #endif
 
 #ifdef USE_NEW_INTERFACE
diff --git a/src/mesa/drivers/dri/mach64/mach64_tris.c b/src/mesa/drivers/dri/mach64/mach64_tris.c
index 6b12ee92e2..5553d02ac9 100644
--- a/src/mesa/drivers/dri/mach64/mach64_tris.c
+++ b/src/mesa/drivers/dri/mach64/mach64_tris.c
@@ -1890,6 +1890,4 @@ void mach64InitTriFuncs( GLcontext *ctx )
    tnl->Driver.Render.PrimitiveNotify = mach64RenderPrimitive;
    tnl->Driver.Render.ResetLineStipple = _swrast_ResetLineStipple;
    tnl->Driver.Render.BuildVertices = mach64BuildVertices;
-
-/*     mach64Fallback( ctx, 0x100000, 1 ); */
 }