-/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/r128_reg.h,v 1.15 2002/12/16 16:19:11 dawes Exp $ */
/*
* Copyright 1999, 2000 ATI Technologies Inc., Markham, Ontario,
* Precision Insight, Inc., Cedar Park, Texas, and
# define R128_TEX_CACHE_PALLETE_MODE (1 << 11)
# define R128_ALPHA_COMB_ADD_CLAMP (0 << 12)
# define R128_ALPHA_COMB_ADD_NCLAMP (1 << 12)
-# define R128_ALPHA_COMB_SUB_DST_SRC_CLAMP (2 << 12)
-# define R128_ALPHA_COMB_SUB_DST_SRC_NCLAMP (3 << 12)
+# define R128_ALPHA_COMB_SUB_SRC_DST_CLAMP (2 << 12)
+# define R128_ALPHA_COMB_SUB_SRC_DST_NCLAMP (3 << 12)
+# define R128_ALPHA_COMB_FCN_MASK (3 << 12)
+# define R128_FOG_VERTEX (0 << 14)
# define R128_FOG_TABLE (1 << 14)
# define R128_SIGNED_DST_CLAMP (1 << 15)
-# define R128_ALPHA_BLEND_SRC_ZERO (0 << 16)
-# define R128_ALPHA_BLEND_SRC_ONE (1 << 16)
-# define R128_ALPHA_BLEND_SRC_SRCCOLOR (2 << 16)
-# define R128_ALPHA_BLEND_SRC_INVSRCCOLOR (3 << 16)
-# define R128_ALPHA_BLEND_SRC_SRCALPHA (4 << 16)
-# define R128_ALPHA_BLEND_SRC_INVSRCALPHA (5 << 16)
-# define R128_ALPHA_BLEND_SRC_DSTALPHA (6 << 16)
-# define R128_ALPHA_BLEND_SRC_INVDSTALPHA (7 << 16)
-# define R128_ALPHA_BLEND_SRC_DSTCOLOR (8 << 16)
-# define R128_ALPHA_BLEND_SRC_INVDSTCOLOR (9 << 16)
-# define R128_ALPHA_BLEND_SRC_SAT (10 << 16)
-# define R128_ALPHA_BLEND_SRC_BLEND (11 << 16)
-# define R128_ALPHA_BLEND_SRC_INVBLEND (12 << 16)
-# define R128_ALPHA_BLEND_DST_ZERO (0 << 20)
-# define R128_ALPHA_BLEND_DST_ONE (1 << 20)
-# define R128_ALPHA_BLEND_DST_SRCCOLOR (2 << 20)
-# define R128_ALPHA_BLEND_DST_INVSRCCOLOR (3 << 20)
-# define R128_ALPHA_BLEND_DST_SRCALPHA (4 << 20)
-# define R128_ALPHA_BLEND_DST_INVSRCALPHA (5 << 20)
-# define R128_ALPHA_BLEND_DST_DSTALPHA (6 << 20)
-# define R128_ALPHA_BLEND_DST_INVDSTALPHA (7 << 20)
-# define R128_ALPHA_BLEND_DST_DSTCOLOR (8 << 20)
-# define R128_ALPHA_BLEND_DST_INVDSTCOLOR (9 << 20)
+
+# define R128_ALPHA_BLEND_ZERO (0 )
+# define R128_ALPHA_BLEND_ONE (1 )
+# define R128_ALPHA_BLEND_SRCCOLOR (2 )
+# define R128_ALPHA_BLEND_INVSRCCOLOR (3 )
+# define R128_ALPHA_BLEND_SRCALPHA (4 )
+# define R128_ALPHA_BLEND_INVSRCALPHA (5 )
+# define R128_ALPHA_BLEND_DSTALPHA (6 )
+# define R128_ALPHA_BLEND_INVDSTALPHA (7 )
+# define R128_ALPHA_BLEND_DSTCOLOR (8 )
+# define R128_ALPHA_BLEND_INVDSTCOLOR (9 )
+# define R128_ALPHA_BLEND_SAT (10) /* aka SRCALPHASAT */
+# define R128_ALPHA_BLEND_BLEND (11) /* aka BOTHSRCALPHA */
+# define R128_ALPHA_BLEND_INVBLEND (12) /* aka BOTHINVSRCALPHA */
+# define R128_ALPHA_BLEND_MASK (15)
+
+# define R128_ALPHA_BLEND_SRC_SHIFT (16)
+# define R128_ALPHA_BLEND_DST_SHIFT (20)
+
# define R128_ALPHA_TEST_NEVER (0 << 24)
# define R128_ALPHA_TEST_LESS (1 << 24)
# define R128_ALPHA_TEST_LESSEQUAL (2 << 24)
# define R128_ALPHA_TEST_GREATER (5 << 24)
# define R128_ALPHA_TEST_NEQUAL (6 << 24)
# define R128_ALPHA_TEST_ALWAYS (7 << 24)
+# define R128_ALPHA_TEST_MASK (7 << 24)
# define R128_COMPOSITE_SHADOW_CMP_EQUAL (0 << 28)
# define R128_COMPOSITE_SHADOW_CMP_NEQUAL (1 << 28)
# define R128_COMPOSITE_SHADOW (1 << 29)
# define R128_STENCIL_TEST_GREATER (5 << 12)
# define R128_STENCIL_TEST_NEQUAL (6 << 12)
# define R128_STENCIL_TEST_ALWAYS (7 << 12)
+# define R128_STENCIL_TEST_MASK (7 << 12)
# define R128_STENCIL_S_FAIL_KEEP (0 << 16)
# define R128_STENCIL_S_FAIL_ZERO (1 << 16)
# define R128_STENCIL_S_FAIL_REPLACE (2 << 16)
# define R128_STENCIL_S_FAIL_INC (3 << 16)
# define R128_STENCIL_S_FAIL_DEC (4 << 16)
# define R128_STENCIL_S_FAIL_INV (5 << 16)
+# define R128_STENCIL_S_FAIL_INC_WRAP (6 << 16) /* GUESS */
+# define R128_STENCIL_S_FAIL_DEC_WRAP (7 << 16) /* GUESS */
+# define R128_STENCIL_S_FAIL_MASK (7 << 16)
# define R128_STENCIL_ZPASS_KEEP (0 << 20)
# define R128_STENCIL_ZPASS_ZERO (1 << 20)
# define R128_STENCIL_ZPASS_REPLACE (2 << 20)
# define R128_STENCIL_ZPASS_INC (3 << 20)
# define R128_STENCIL_ZPASS_DEC (4 << 20)
# define R128_STENCIL_ZPASS_INV (5 << 20)
+# define R128_STENCIL_ZPASS_INC_WRAP (6 << 20) /* GUESS */
+# define R128_STENCIL_ZPASS_DEC_WRAP (7 << 20) /* GUESS */
+# define R128_STENCIL_ZPASS_MASK (7 << 20)
# define R128_STENCIL_ZFAIL_KEEP (0 << 24)
# define R128_STENCIL_ZFAIL_ZERO (1 << 24)
# define R128_STENCIL_ZFAIL_REPLACE (2 << 24)
# define R128_STENCIL_ZFAIL_INC (3 << 24)
# define R128_STENCIL_ZFAIL_DEC (4 << 24)
# define R128_STENCIL_ZFAIL_INV (5 << 24)
+# define R128_STENCIL_ZFAIL_INC_WRAP (6 << 24) /* GUESS */
+# define R128_STENCIL_ZFAIL_DEC_WRAP (7 << 24) /* GUESS */
+# define R128_STENCIL_ZFAIL_MASK (7 << 24)
#define R128_TEX_CNTL_C 0x1c9c
# define R128_Z_ENABLE (1 << 0)
# define R128_Z_WRITE_ENABLE (1 << 1)
# define R128_MISC_SCALE_3D_TEXMAP_SHADE (2 << 8)
# define R128_MISC_SCALE_PIX_BLEND (0 << 10)
# define R128_MISC_SCALE_PIX_REPLICATE (1 << 10)
-# define R128_ALPHA_COMB_ADD_CLAMP (0 << 12)
-# define R128_ALPHA_COMB_ADD_NO_CLAMP (1 << 12)
-# define R128_ALPHA_COMB_SUB_SRC_DST_CLAMP (2 << 12)
-# define R128_ALPHA_COMB_SUB_SRC_DST_NO_CLAMP (3 << 12)
-# define R128_FOG_VERTEX (0 << 14)
-# define R128_FOG_TABLE (1 << 14)
-# define R128_ALPHA_BLEND_SRC_ZERO (0 << 16)
-# define R128_ALPHA_BLEND_SRC_ONE (1 << 16)
-# define R128_ALPHA_BLEND_SRC_SRCCOLOR (2 << 16)
-# define R128_ALPHA_BLEND_SRC_INVSRCCOLOR (3 << 16)
-# define R128_ALPHA_BLEND_SRC_SRCALPHA (4 << 16)
-# define R128_ALPHA_BLEND_SRC_INVSRCALPHA (5 << 16)
-# define R128_ALPHA_BLEND_SRC_DESTALPHA (6 << 16)
-# define R128_ALPHA_BLEND_SRC_INVDESTALPHA (7 << 16)
-# define R128_ALPHA_BLEND_SRC_DESTCOLOR (8 << 16)
-# define R128_ALPHA_BLEND_SRC_INVDESTCOLOR (9 << 16)
-# define R128_ALPHA_BLEND_SRC_SRCALPHASAT (10 << 16)
-# define R128_ALPHA_BLEND_SRC_BOTHSRCALPHA (11 << 16)
-# define R128_ALPHA_BLEND_SRC_BOTHINVSRCALPHA (12 << 16)
-# define R128_ALPHA_BLEND_SRC_MASK (15 << 16)
-# define R128_ALPHA_BLEND_DST_ZERO (0 << 20)
-# define R128_ALPHA_BLEND_DST_ONE (1 << 20)
-# define R128_ALPHA_BLEND_DST_SRCCOLOR (2 << 20)
-# define R128_ALPHA_BLEND_DST_INVSRCCOLOR (3 << 20)
-# define R128_ALPHA_BLEND_DST_SRCALPHA (4 << 20)
-# define R128_ALPHA_BLEND_DST_INVSRCALPHA (5 << 20)
-# define R128_ALPHA_BLEND_DST_DESTALPHA (6 << 20)
-# define R128_ALPHA_BLEND_DST_INVDESTALPHA (7 << 20)
-# define R128_ALPHA_BLEND_DST_DESTCOLOR (8 << 20)
-# define R128_ALPHA_BLEND_DST_INVDESTCOLOR (9 << 20)
-# define R128_ALPHA_BLEND_DST_SRCALPHASAT (10 << 20)
-# define R128_ALPHA_BLEND_DST_MASK (15 << 20)
-# define R128_ALPHA_TEST_NEVER (0 << 24)
-# define R128_ALPHA_TEST_LESS (1 << 24)
-# define R128_ALPHA_TEST_LESSEQUAL (2 << 24)
-# define R128_ALPHA_TEST_EQUAL (3 << 24)
-# define R128_ALPHA_TEST_GREATEREQUAL (4 << 24)
-# define R128_ALPHA_TEST_GREATER (5 << 24)
-# define R128_ALPHA_TEST_NEQUAL (6 << 24)
-# define R128_ALPHA_TEST_ALWAYS (7 << 24)
-# define R128_ALPHA_TEST_MASK (7 << 24)
+/* Bits [14:12] are the same as R128_SCALE_3D_CNTL */
+/* Bit [15] is unknown */
+/* Bits [26:16] are the same as R128_SCALE_3D_CNTL */
+/* Bits [31:27] are unknown */
+
#define R128_TEXTURE_CLR_CMP_CLR_C 0x1ca4
#define R128_TEXTURE_CLR_CMP_MSK_C 0x1ca8
#define R128_FOG_COLOR_C 0x1cac
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