r300: Fix a few more registers.

src/gallium/drivers/r300/r300_surface.c

@@ -93,11 +93,13 @@ OUT_CS_32F(0.0);
 OUT_CS_32F(0.0);
 OUT_CS_32F(1.0);
 OUT_CS_32F(1.0);
-OUT_CS_REG(0x4214, 0x00050005);
-OUT_CS_REG(0x4230, 0x18000006);
-OUT_CS_REG(0x4234, 0x00020006);
-OUT_CS_REG(0x4238, 0x3BAAAAAB);
+OUT_CS_REG(R300_GA_TRIANGLE_STIPPLE, 0x5 |
+    (0x5 << R300_GA_TRIANGLE_STIPPLE_Y_SHIFT_SHIFT));
+/* XXX should this be related to the actual point size? */
+OUT_CS_REG(R300_GA_POINT_MINMAX, 0x6 |
+    (0x1800 << R300_GA_POINT_MINMAX_MAX_SHIFT));
 OUT_CS_REG(0x4234, 0x00030006);
+OUT_CS_REG(0x4238, 0x3BAAAAAB);
 OUT_CS_REG(0x4260, 0x00000000);
 OUT_CS_REG(0x4264, 0x00000000);
 OUT_CS_REG(0x4268, 0x3F800000);