enable XvMC for i915

1 files changed, 898 insertions, 0 deletions

diff --git a/src/xvmc/i915_structs.h b/src/xvmc/i915_structs.h
new file mode 100644
index 00000000..c9545afb
--- /dev/null
+++ b/src/xvmc/i915_structs.h
@@ -0,0 +1,898 @@
+#ifndef _I915_STRUCTS_H
+#define _I915_STRUCTS_H
+
+/* MI_INSTRUCTION */
+#define CMD_MI          0x00
+
+#define OPC_MI_FLUSH                            (0x04)
+
+struct i915_mi_flush
+{
+    struct {
+        unsigned map_cache_invalidate : 1;
+        unsigned pad0 : 1;
+        unsigned render_cache_flush_inhibit : 1;
+        unsigned scene_count : 1;
+        unsigned end_scene : 1;
+        unsigned pad1 : 18;
+        unsigned opcode : 6;
+        unsigned type : 3;
+    } dw0;
+};
+
+/* 3D_INSTRUCTION */
+#define CMD_3D          0x03
+
+#define OPC_3DMPEG_MACROBLOCK_IPICTURE          (0x01 + (0x1e << 5))
+#define OPC_3DMPEG_SET_ORIGIN                   (0x10 + (0x1e << 5))
+#define OPC_3DMPEG_MACROBLOCK                   (0x11 + (0x1e << 5))        
+#define OPC_3DMPEG_SLICE                        (0x12 + (0x1e << 5))
+#define OPC_3DMPEG_QM_PALETTE_LOAD              (0x13 + (0x1e << 5))
+
+#define OPC_3DSTATE_MAP_STATE                   (0x00 + (0x1d << 8))
+#define OPC_3DSTATE_SAMPLER_STATE               (0x01 + (0x1d << 8))
+#define OPC_3DSTATE_LOAD_STATE_IMMEDIATE_1      (0x04 + (0x1d << 8))
+#define OPC_3DSTATE_PIXEL_SHADER_PROGRAM        (0x05 + (0x1d << 8))
+#define OPC_3DSTATE_PIXEL_SHADER_CONSTANTS      (0x06 + (0x1d << 8))
+#define OPC_3DSTATE_LOAD_INDIRECT               (0x07 + (0x1d << 8))
+
+#define OPC_3DPRIMITIVE                         (0x1f)
+
+#define OPC_3DSTATE_SCISSOR_RECTANGLE           (0x81 + (0x1d << 8))
+#define OPC_3DSTATE_DEST_BUFFER_VARIABLES       (0x85 + (0x1d << 8))
+#define OPC_3DSTATE_DEST_BUFFER_VARIABLES_MPEG  (0x87 + (0x1d << 8))
+#define OPC_3DSTATE_BUFFER_INFO                 (0x8e + (0x1d << 8))
+
+/*
+ * 3DMPEG instructions
+ */
+struct i915_3dmpeg_macroblock_header
+{
+    struct {
+        unsigned length : 19;
+        unsigned opcode : 10;
+        unsigned type : 3;
+    } dw0;
+    
+    struct {
+        unsigned intra : 1;
+        unsigned forward : 1;
+        unsigned backward : 1;
+        unsigned h263_4mv : 1;
+        unsigned pad0 : 1;
+        unsigned dct_type : 1;
+        unsigned pad1 : 2;
+        unsigned motion_type : 2;
+        unsigned pad2 : 2;
+        unsigned vertical_field_select : 4;
+        unsigned coded_block_pattern : 6;
+        unsigned pad3 : 2;
+        unsigned skipped_macroblocks : 7;
+        unsigned pad4 : 1;
+    } dw1;
+};
+
+struct i915_3dmpeg_macroblock_0mv
+{
+    struct i915_3dmpeg_macroblock_header header;
+};
+
+struct i915_3dmpeg_macroblock_1fbmv
+{
+    struct i915_3dmpeg_macroblock_header header;    
+    unsigned dw2;
+    unsigned dw3;
+};
+struct i915_3dmpeg_macroblock_2fbmv
+{
+    struct i915_3dmpeg_macroblock_header header;
+    unsigned dw2;
+    unsigned dw3;
+    unsigned dw4;
+    unsigned dw5;
+};
+
+struct i915_3dmpeg_macroblock_5fmv
+{
+    struct i915_3dmpeg_macroblock_header header;
+    unsigned dw2;
+    unsigned dw3;
+    unsigned dw4;
+    unsigned dw5;
+    unsigned dw6;
+};
+  
+struct i915_3dmpeg_macroblock_ipicture
+{
+    struct {
+        unsigned pad0 : 5;
+        unsigned dct_type : 1;
+        unsigned pad1 : 13;
+        unsigned opcode : 10;
+        unsigned type : 3;
+    } dw0;
+};
+
+struct i915_3dmpeg_set_origin
+{
+    struct {
+        unsigned length : 19;
+        unsigned opcode : 10;
+        unsigned type : 3;
+    } dw0;
+
+    struct {
+        unsigned v_origin : 7;
+        unsigned pad0 : 1;
+        unsigned h_origin : 7;
+        unsigned pad1 : 17;
+    } dw1;
+};
+      
+struct i915_3dmpeg_slice
+{
+    struct {
+        unsigned length : 19;
+        unsigned opcode : 10;
+        unsigned type : 3;
+    } dw0;
+    
+    struct {
+        unsigned fst_mb_bit_off : 3;
+        unsigned pad0 : 5;
+        unsigned mb_count : 7;
+        unsigned pad1 : 1;
+        unsigned v_position : 7;
+        unsigned pad2 : 1;
+        unsigned h_position : 7;
+        unsigned pad3 : 1;
+    } dw1;
+
+    struct {
+        unsigned length_minus_one : 17;
+        unsigned pad0 : 7;
+        unsigned qt_scale_code : 5;
+        unsigned pad1 : 3;
+    } dw2;
+};
+
+struct i915_3dmpeg_qm_palette_load
+{
+    struct {
+        unsigned length : 4;
+        unsigned pad0 : 15;
+        unsigned opcode : 10;
+        unsigned type : 3;
+    } dw0;
+    
+    unsigned quantmatrix[16];    
+};        
+
+
+/*
+ * 3DSTATE instruction
+ */
+#define BUFFERID_COLOR_BACK     3
+#define BUFFERID_COLOR_AUX      4
+#define BUFFERID_MC_INTRA_CORR  5
+
+#define TILEWALK_XMAJOR         0
+#define TILEWALK_YMAJOR         1
+
+struct i915_3dstate_buffer_info
+{
+    struct {
+        unsigned length : 16;
+        unsigned opcode : 13;
+        unsigned type : 3;
+    } dw0;
+
+    struct {
+        unsigned pad0 : 2;
+        unsigned pitch : 12;
+        unsigned pad1 : 7;
+        unsigned walk : 1;
+        unsigned tiled_surface : 1;
+        unsigned fence_regs : 1;
+        unsigned buffer_id : 4;
+        unsigned aux_id : 1;
+        unsigned pad2 : 3;
+    } dw1;
+
+    struct {
+        unsigned pad0 : 2;
+        unsigned base_address : 27;
+        unsigned pad1 : 3;
+    } dw2;
+};
+
+#define COLORBUFFER_X1R5G5B5     0x01
+#define COLORBUFFER_R5G6B5       0x02
+#define COLORBUFFER_A8R8G8B8     0x03
+#define COLORBUFFER_YCRCB_SWAP   0x04
+#define COLORBUFFER_YCRCB_NORMAL 0x05
+#define COLORBUFFER_YCRCB_SWAPUV 0x06
+#define COLORBUFFER_YCRCB_SWAPUVY   0x07
+#define COLORBUFFER_A4R4G4B4     0x08
+#define COLORBUFFER_A1R5G5B5     0x09
+#define COLORBUFFER_A2R10G10B10  0x0a
+
+
+struct i915_3dstate_dest_buffer_variables
+{
+    struct {
+        unsigned length : 16;
+        unsigned opcode : 13;
+        unsigned type : 3;
+    } dw0;
+    
+    struct {
+        unsigned v_ls_offset : 1;
+        unsigned v_ls : 1;
+        unsigned depth_fmt : 2;
+        unsigned pad0 : 4;
+        unsigned color_fmt : 4;
+        unsigned yuv422_select : 3;
+        unsigned pad1 : 1;
+        unsigned dest_v_bias : 4;
+        unsigned dest_h_bias : 4;
+        unsigned dither_enhancement : 1;
+        unsigned linear_gamma : 1;
+        unsigned dither_pattern : 2;
+        unsigned lod_preclamp : 1;
+        unsigned edt_zone : 1;          /* early depth test in zone rendering */
+        unsigned texture_default_color : 1;
+        unsigned edt_classic : 1;       /* early depth test in classic mode */
+    } dw1;
+};
+
+#define MPEG_DECODE_MC          0
+#define MPEG_DECODE_VLD_IDCT_MC 1
+
+#define MPEG_I_PICTURE          1
+#define MPEG_P_PICTURE          2
+#define MPEG_B_PICTURE          3
+
+struct i915_3dstate_dest_buffer_variables_mpeg
+{
+    struct {
+        unsigned length : 16;
+        unsigned opcode : 13;
+        unsigned type : 3;
+    } dw0;
+
+    struct {
+        unsigned picture_width : 7;
+        unsigned pad0 : 1;
+        unsigned v_subsample_factor : 2;
+        unsigned h_subsample_factor : 2;
+        unsigned tff : 1;
+        unsigned mismatch : 1;
+        unsigned pad1 : 1;
+        unsigned intra8 : 1;
+        unsigned abort_on_error : 8;
+        unsigned pad2 : 4;
+        unsigned bidir_avrg_control : 1;
+        unsigned rcontrol : 1;
+        unsigned decoder_mode : 2;
+    } dw1;
+        
+    struct {
+        unsigned pad0 : 1;
+        unsigned picture_coding_type : 2;
+        unsigned pad1 : 2;
+        unsigned scan_order : 1;
+        unsigned pad2 : 2;
+        unsigned q_scale_type : 1;
+        unsigned concealment : 1;
+        unsigned fpf_dct : 1;
+        unsigned pad3 : 2;
+        unsigned intra_dc : 2;
+        unsigned intra_vlc : 1;
+        unsigned f_code00 : 4;
+        unsigned f_code01 : 4;
+        unsigned f_code10 : 4;
+        unsigned f_code11 : 4;
+    } dw2;
+};
+
+#define MAP_MAP0        0x0001
+#define MAP_MAP1        0x0002
+#define MAP_MAP2        0x0004
+#define MAP_MAP3        0x0008
+#define MAP_MAP4        0x0010
+#define MAP_MAP5        0x0020
+#define MAP_MAP6        0x0040
+#define MAP_MAP7        0x0080
+#define MAP_MAP8        0x0100
+#define MAP_MAP9        0x0200
+#define MAP_MAP10       0x0400
+#define MAP_MAP11       0x0800
+#define MAP_MAP12       0x1000
+#define MAP_MAP13       0x2000
+#define MAP_MAP14       0x4000
+#define MAP_MAP15       0x8000
+
+struct texture_map
+{
+    struct {
+        unsigned v_ls_offset : 1;
+        unsigned v_ls : 1;
+        unsigned base_address : 27;
+        unsigned pad0 : 2;
+        unsigned untrusted : 1;
+    } tm0;
+
+    struct {
+        unsigned tile_walk : 1;
+        unsigned tiled_surface : 1;
+        unsigned utilize_fence_regs : 1;
+        unsigned texel_fmt : 4;
+        unsigned surface_fmt : 3;
+        unsigned width : 11;
+        unsigned height : 11;
+    } tm1;
+    
+    struct {
+        unsigned depth : 8;
+        unsigned mipmap_layout : 1;
+        unsigned max_lod : 6;
+        unsigned cube_face : 6;
+        unsigned pitch : 11;
+    } tm2;
+};
+
+struct i915_3dstate_map_state
+{
+    struct {
+        unsigned length : 6;
+        unsigned pad0 : 9;
+        unsigned retain : 1;
+        unsigned opcode : 13;
+        unsigned type : 3;
+    } dw0;
+
+    struct {
+        unsigned pad0 : 16;
+        unsigned map_mask : 16;
+    } dw1;
+//    struct texture_map *tms;
+};
+
+#define SAMPLER_SAMPLER0        0x0001
+#define SAMPLER_SAMPLER1        0x0002
+#define SAMPLER_SAMPLER2        0x0004
+#define SAMPLER_SAMPLER3        0x0008
+#define SAMPLER_SAMPLER4        0x0010
+#define SAMPLER_SAMPLER5        0x0020
+#define SAMPLER_SAMPLER6        0x0040
+#define SAMPLER_SAMPLER7        0x0080
+#define SAMPLER_SAMPLER8        0x0100
+#define SAMPLER_SAMPLER9        0x0200
+#define SAMPLER_SAMPLER10       0x0400
+#define SAMPLER_SAMPLER11       0x0800
+#define SAMPLER_SAMPLER12       0x1000
+#define SAMPLER_SAMPLER13       0x2000
+#define SAMPLER_SAMPLER14       0x4000
+#define SAMPLER_SAMPLER15       0x8000
+
+#define MIPFILTER_NONE          0
+#define MIPFILTER_NEAREST       1
+#define MIPFILTER_LINEAR        3
+
+#define MAPFILTER_NEAREST       0
+#define MAPFILTER_LINEAR        1
+#define MAPFILTER_ANISOTROPIC   2
+#define MAPFILTER_4X4_1         3
+#define MAPFILTER_4X4_2         4
+#define MAPFILTER_4X4_FLAT      5
+#define MAPFILTER_MONO          6
+
+#define ANISORATIO_2            0
+#define ANISORATIO_4            1
+
+#define PREFILTEROP_ALWAYS      0
+#define PREFILTEROP_NEVER       1
+#define PREFILTEROP_LESS        2
+#define PREFILTEROP_EQUAL       3
+#define PREFILTEROP_LEQUAL      4
+#define PREFILTEROP_GREATER     5
+#define PREFILTEROP_NOTEQUAL    6
+#define PREFILTEROP_GEQUAL      7
+
+#define TEXCOORDMODE_WRAP       0
+#define TEXCOORDMODE_MIRROR     1
+#define TEXCOORDMODE_CLAMP      2
+#define TEXCOORDMODE_CUBE       3
+#define TEXCOORDMODE_CLAMP_BORDER       4
+#define TEXCOORDMODE_MIRROR_ONCE        5
+
+struct texture_sampler
+{
+    struct {
+        unsigned shadow_function : 3;
+        unsigned max_anisotropy : 1;
+        unsigned shadow_enable : 1;
+        unsigned lod_bias : 9;
+        unsigned min_filter : 3;
+        unsigned mag_filter : 3;
+        unsigned mip_filter : 2;
+        unsigned base_level : 5;
+        unsigned chromakey_index : 2;
+        unsigned color_conversion : 1;
+        unsigned planar2packet : 1;
+        unsigned reverse_gamma : 1;
+    } ts0;
+
+    struct {
+        unsigned east_deinterlacer : 1;
+        unsigned map_index : 4;
+        unsigned normalized_coor : 1;
+        unsigned tcz_control : 3;
+        unsigned tcy_control : 3;
+        unsigned tcx_control : 3;
+        unsigned chromakey_enable : 1;
+        unsigned keyed_texture_filter : 1;
+        unsigned kill_pixel : 1;
+        unsigned pad0 : 6;
+        unsigned min_lod : 8;
+    } ts1;
+
+    struct {
+        unsigned default_color;
+    } ts2;
+};
+
+struct i915_3dstate_sampler_state
+{
+    struct {
+        unsigned length : 6;
+        unsigned pad0 : 10;
+        unsigned opcode : 13;
+        unsigned type : 3;
+    } dw0;
+
+    struct {
+        unsigned sampler_masker : 16;
+        unsigned pad0 : 16;
+    } dw1;
+};
+
+struct arithmetic_inst
+{
+    struct {
+        unsigned pad0 : 2;
+        unsigned src0_reg : 5;
+        unsigned src0_reg_t : 3;
+        unsigned dest_channel_mask : 4;
+        unsigned dest_reg : 4;
+        unsigned pad1 : 1;
+        unsigned dest_reg_t: 3;
+        unsigned dest_saturate : 1;
+        unsigned pad2 : 1;
+        unsigned opcode : 5;
+        unsigned pad3 : 3;
+    } dw0;
+
+    struct {
+        unsigned src1_y_select : 3;
+        unsigned src1_y_negate : 1;
+        unsigned src1_x_select : 3;
+        unsigned src1_x_negate : 1;
+        unsigned src1_reg : 5;
+        unsigned src1_reg_t : 3;
+        unsigned src0_w_select : 3;
+        unsigned src0_w_negate : 1;
+        unsigned src0_z_select : 3;
+        unsigned src0_z_negate : 1;
+        unsigned src0_y_select : 3;
+        unsigned src0_y_negate : 1;
+        unsigned src0_x_select : 3;
+        unsigned src0_x_negate : 1;
+    } dw1;
+
+    struct {
+        unsigned src2_w_select : 3;
+        unsigned src2_w_negate : 1;
+        unsigned src2_z_select : 3;
+        unsigned src2_z_negate : 1;
+        unsigned src2_y_select : 3;
+        unsigned src2_y_negate : 1;
+        unsigned src2_x_select : 3;
+        unsigned src2_x_negate : 1;
+        unsigned src2_reg : 5;
+        unsigned src2_reg_t : 3;
+        unsigned src1_w_select : 3;
+        unsigned src1_w_negate : 1;
+        unsigned src1_z_select : 3;
+        unsigned src1_z_negate : 1;
+    } dw2;
+};
+
+struct texture_inst
+{
+    struct {
+        unsigned sampler_reg : 4;
+        unsigned pad0 : 10;
+        unsigned dest_reg : 4;
+        unsigned pad1 : 1;
+        unsigned dest_reg_t : 3;
+        unsigned pad2 : 2;
+        unsigned opcode : 5;
+        unsigned pad3 : 3;
+    } dw0;
+
+    struct {
+        unsigned pad0 : 16;
+        unsigned address_reg : 5;
+        unsigned pad1 : 3;
+        unsigned address_reg_t : 3;
+        unsigned pad2 : 5;
+    } dw1;
+
+    struct {
+        unsigned pad0;
+    } dw2;
+};
+
+struct declaration_inst
+{
+    struct {
+        unsigned pad0 : 10;
+        unsigned decl_channel_mask : 4;
+        unsigned decl_reg : 4;
+        unsigned pad1 : 1;
+        unsigned decl_reg_t : 2;
+        unsigned pad2 : 1;
+        unsigned sampler_type : 2;
+        unsigned opcode : 5;
+        unsigned pad3 : 3;
+    } dw0;
+
+    struct {
+        unsigned pad0;
+    } dw1;
+
+    struct {
+        unsigned pad0;
+    } dw2;
+};
+
+union shader_inst 
+{
+    struct arithmetic_inst a;
+    struct texture_inst t;
+    struct declaration_inst d;
+};
+
+struct i915_3dstate_pixel_shader_program
+{
+    struct {
+        unsigned length : 9;
+        unsigned pad0 : 6;
+        unsigned retain : 1;
+        unsigned opcode : 13;
+        unsigned type : 3;
+    } dw0;
+
+    // union shader_inst *insts;
+};
+
+#define REG_CR0         0x00000001
+#define REG_CR1         0x00000002
+#define REG_CR2         0x00000004
+#define REG_CR3         0x00000008
+#define REG_CR4         0x00000010
+#define REG_CR5         0x00000020
+#define REG_CR6         0x00000040
+#define REG_CR7         0x00000080
+#define REG_CR8         0x00000100
+#define REG_CR9         0x00000200
+#define REG_CR10        0x00000400
+#define REG_CR11        0x00000800
+#define REG_CR12        0x00001000
+#define REG_CR13        0x00002000
+#define REG_CR14        0x00004000
+#define REG_CR15        0x00008000
+#define REG_CR16        0x00010000
+#define REG_CR17        0x00020000
+#define REG_CR18        0x00040000
+#define REG_CR19        0x00080000
+#define REG_CR20        0x00100000
+#define REG_CR21        0x00200000
+#define REG_CR22        0x00400000
+#define REG_CR23        0x00800000
+#define REG_CR24        0x01000000
+#define REG_CR25        0x02000000
+#define REG_CR26        0x04000000
+#define REG_CR27        0x08000000
+#define REG_CR28        0x10000000
+#define REG_CR29        0x20000000
+#define REG_CR30        0x40000000
+#define REG_CR31        0x80000000
+
+struct shader_constant
+{
+    float x;
+    float y;
+    float z;
+    float w;
+};
+
+struct i915_3dstate_pixel_shader_constants
+{
+    struct {
+        unsigned length : 8;
+        unsigned pad0 : 8;
+        unsigned opcode : 13;
+        unsigned type : 3;
+    } dw0;
+
+    struct {
+        unsigned reg_mask;
+    } dw1;
+    // struct shader_constant *consts;
+};
+
+#define BLOCK_SIS       0x01
+#define BLOCK_DIS       0x02
+#define BLOCK_SSB       0x04
+#define BLOCK_MSB       0x08
+#define BLOCK_PSP       0x10
+#define BLOCK_PSC       0x20
+
+typedef struct _state_ddword
+{
+    struct {
+        unsigned valid : 1;
+        unsigned force : 1;
+        unsigned buffer_address : 30;
+    } dw0;
+
+    struct {
+        unsigned length : 9;
+        unsigned pad0 : 23;
+    } dw1;
+} sis_state, ssb_state, msb_state, psp_state, psc_state;
+
+typedef struct _state_dword
+{
+    struct {
+        unsigned valid : 1;
+        unsigned reset : 1;
+        unsigned buffer_address : 30;
+    } dw0;
+} dis_state;
+
+struct i915_3dstate_load_indirect
+{
+    struct {
+        unsigned length : 8;
+        unsigned block_mask : 6;
+        unsigned mem_select : 1;
+        unsigned pad0 : 1;
+        unsigned opcode : 13;
+        unsigned type : 3;
+    } dw0;
+};
+
+#define TEXCOORDFMT_2FP       0x00
+#define TEXCOORDFMT_3FP       0x01
+#define TEXCOORDFMT_4FP       0x02
+#define TEXCOORDFMT_1FP       0x03
+#define TEXCOORDFMT_2FP_16    0x04
+#define TEXCOORDFMT_4FP_16    0x05
+#define TEXCOORDFMT_NOT_PRESENT  0x0f
+struct s2_dword
+{
+    unsigned set0_texcoord_fmt : 4;
+    unsigned set1_texcoord_fmt : 4;
+    unsigned set2_texcoord_fmt : 4;
+    unsigned set3_texcoord_fmt : 4;
+    unsigned set4_texcoord_fmt : 4;
+    unsigned set5_texcoord_fmt : 4;
+    unsigned set6_texcoord_fmt : 4;
+    unsigned set7_texcoord_fmt : 4;
+};
+
+struct s3_dword
+{
+    unsigned set0_pcd : 1;
+    unsigned set0_ws_tcz : 1;
+    unsigned set0_ws_tcy : 1;
+    unsigned set0_ws_tcx : 1;
+    unsigned set1_pcd : 1;
+    unsigned set1_ws_tcz : 1;
+    unsigned set1_ws_tcy : 1;
+    unsigned set1_ws_tcx : 1;
+    unsigned set2_pcd : 1;
+    unsigned set2_ws_tcz : 1;
+    unsigned set2_ws_tcy : 1;
+    unsigned set2_ws_tcx : 1;
+    unsigned set3_pcd : 1;
+    unsigned set3_ws_tcz : 1;
+    unsigned set3_ws_tcy : 1;
+    unsigned set3_ws_tcx : 1;
+    unsigned set4_pcd : 1;
+    unsigned set4_ws_tcz : 1;
+    unsigned set4_ws_tcy : 1;
+    unsigned set4_ws_tcx : 1;
+    unsigned set5_pcd : 1;
+    unsigned set5_ws_tcz : 1;
+    unsigned set5_ws_tcy : 1;
+    unsigned set5_ws_tcx : 1;
+    unsigned set6_pcd : 1;
+    unsigned set6_ws_tcz : 1;
+    unsigned set6_ws_tcy : 1;
+    unsigned set6_ws_tcx : 1;
+    unsigned set7_pcd : 1;
+    unsigned set7_ws_tcz : 1;
+    unsigned set7_ws_tcy : 1;
+    unsigned set7_ws_tcx : 1;
+};
+
+#define VERTEXHAS_XYZ      1
+#define VERTEXHAS_XYZW     2
+#define VERTEXHAS_XY       3
+#define VERTEXHAS_XYW      4
+
+#define CULLMODE_BOTH      0
+#define CULLMODE_NONE      1
+#define CULLMODE_CW        2
+#define CULLMODE_CCW       3
+
+#define SHADEMODE_LINEAR   0
+#define SHADEMODE_FLAT     1
+struct s4_dword
+{
+    unsigned anti_aliasing_enable : 1;
+    unsigned sprite_point_enable : 1;
+    unsigned fog_parameter_present : 1;
+    unsigned local_depth_offset_enable : 1;
+    unsigned force_specular_diffuse_color : 1;
+    unsigned force_default_diffuse_color : 1;
+    unsigned position_mask : 3;
+    unsigned local_depth_offset_present : 1;
+    unsigned diffuse_color_presetn : 1;
+    unsigned specular_color_fog_factor_present : 1;
+    unsigned point_width_present : 1;
+    unsigned cull_mode : 2;
+    unsigned color_shade_mode : 1;
+    unsigned specular_shade_mode : 1;
+    unsigned fog_shade_mode : 1;
+    unsigned alpha_shade_mode : 1;
+    unsigned line_width : 4;
+    unsigned point_width : 9;
+};
+
+struct s5_dword 
+{
+    unsigned logic_op_enable : 1;
+    unsigned color_dither_enable  : 1;
+    unsigned stencil_test_enable : 1;
+    unsigned stencil_buffer_write_enable : 1;
+    unsigned stencil_pass_depth_pass_op : 3;
+    unsigned stencil_pass_depth_fail_op : 3;
+    unsigned stencil_fail_op : 3;
+    unsigned stencil_test_function : 3;
+    unsigned stencil_reference_value : 8;
+    unsigned fog_enable : 1;
+    unsigned global_depth_offset_enable : 1;
+    unsigned last_pixel_enable : 1;
+    unsigned force_default_point_width : 1;
+    unsigned color_buffer_component_write_disable : 4;
+};
+
+struct s6_dword
+{
+    unsigned triangle_pv : 2;
+    unsigned color_buffer_write : 1;
+    unsigned depth_buffer_write : 1;
+    unsigned dest_blend_factor : 4;
+    unsigned src_blend_factor : 4;
+    unsigned color_blend_function : 3;
+    unsigned color_buffer_blend : 1;
+    unsigned depth_test_function : 3;
+    unsigned depth_test_enable : 1;
+    unsigned alpha_reference_value : 8;
+    unsigned alpha_test_function : 3;
+    unsigned alpha_test_enable : 1;
+    
+};
+
+struct s7_dword
+{
+    unsigned global_depth_offset_const;
+};
+
+struct i915_3dstate_load_state_immediate_1
+{
+    struct {
+        unsigned length : 4;
+        unsigned load_s0 : 1;
+        unsigned load_s1 : 1;
+        unsigned load_s2 : 1;
+        unsigned load_s3 : 1;
+        unsigned load_s4 : 1;
+        unsigned load_s5 : 1;
+        unsigned load_s6 : 1;
+        unsigned load_s7 : 1;
+        unsigned pad0 : 4;
+        unsigned opcode : 13;
+        unsigned type : 3;
+    } dw0;
+};
+
+struct i915_3dstate_scissor_rectangle
+{
+    struct {
+        unsigned length : 16;
+        unsigned opcode : 13;
+        unsigned type : 3;
+    } dw0;
+
+    struct {
+        unsigned min_x : 16;
+        unsigned min_y : 16;
+    } dw1;
+
+    struct {
+        unsigned max_x : 16;
+        unsigned max_y : 16;
+    } dw2;
+};
+
+#define VERTEX_INLINE         0x00
+#define VERTEX_INDIRECT       0x01
+
+#define PRIM_TRILIST          0x00
+#define PRIM_TRISTRIP         0x01
+#define PRIM_TRISTRIP_REVERSE 0x02
+#define PRIM_TRIFAN           0x03
+#define PRIM_POLYGON          0x04
+#define PRIM_LINELIST         0x05
+#define PRIM_LINESTRIP        0x06
+#define PRIM_RECTLIST         0x07
+#define PRIM_POINTLIST        0x08
+#define PRIM_DIB              0x09
+#define PRIM_CLEAR_RECT       0x0a
+#define PRIM_ZONE_INIT        0x0d
+
+struct texture_coordinate_set
+{
+    unsigned tcx;
+    unsigned tcy;
+};
+
+struct vertex_data
+{
+    unsigned x;
+    unsigned y;
+    struct texture_coordinate_set tc0;
+    struct texture_coordinate_set tc1;
+};
+
+struct i915_3dprimitive
+{
+    union {
+        struct {
+            unsigned length : 18;
+            unsigned prim : 5;
+            unsigned vertex_location : 1;
+            unsigned opcode : 5;
+            unsigned type : 3;
+        } inline_prim;
+
+        struct {
+            unsigned vertex_count : 16;
+            unsigned pad0 : 1;
+            unsigned vertex_access_mode : 1;
+            unsigned prim : 5;
+            unsigned vertex_location : 1;
+            unsigned opcode : 5;
+            unsigned type : 3;
+        } indirect_prim;            
+    } dw0;
+};
+
+#endif /*_I915_STRUCTS_H */