/**************************************************************************
*
* Copyright 2005 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
#ifndef BRW_STRUCTS_H
#define BRW_STRUCTS_H
/* Command packets:
*/
struct header
{
unsigned int length:16;
unsigned int opcode:16;
};
union header_union
{
struct header bits;
unsigned int dword;
};
struct brw_3d_control
{
struct
{
unsigned int length:8;
unsigned int notify_enable:1;
unsigned int pad:3;
unsigned int wc_flush_enable:1;
unsigned int depth_stall_enable:1;
unsigned int operation:2;
unsigned int opcode:16;
} header;
struct
{
unsigned int pad:2;
unsigned int dest_addr_type:1;
unsigned int dest_addr:29;
} dest;
unsigned int dword2;
unsigned int dword3;
};
struct brw_3d_primitive
{
struct
{
unsigned int length:8;
unsigned int pad:2;
unsigned int topology:5;
unsigned int indexed:1;
unsigned int opcode:16;
} header;
unsigned int verts_per_instance;
unsigned int start_vert_location;
unsigned int instance_count;
unsigned int start_instance_location;
unsigned int base_vert_location;
};
/* These seem to be passed around as function args, so it works out
* better to keep them as #defines:
*/
#define BRW_FLUSH_READ_CACHE 0x1
#define BRW_FLUSH_STATE_CACHE 0x2
#define BRW_INHIBIT_FLUSH_RENDER_CACHE 0x4
#define BRW_FLUSH_SNAPSHOT_COUNTERS 0x8
struct brw_mi_flush
{
unsigned int flags:4;
unsigned int pad:12;
unsigned int opcode:16;
};
struct brw_vf_statistics
{
unsigned int statistics_enable:1;
unsigned int pad:15;
unsigned int opcode:16;
};
struct brw_binding_table_pointers
{
struct header header;
unsigned int vs;
unsigned int gs;
unsigned int clp;
unsigned int sf;
unsigned int wm;
};
struct brw_blend_constant_color
{
struct header header;
float blend_constant_color[4];
};
struct brw_depthbuffer
{
union header_union header;
union {
struct {
unsigned int pitch:18;
unsigned int format:3;
unsigned int pad:4;
unsigned int depth_offset_disable:1;
unsigned int tile_walk:1;
unsigned int tiled_surface:1;
unsigned int pad2:1;
unsigned int surface_type:3;
} bits;
unsigned int dword;
} dword1;
unsigned int dword2_base_addr;
union {
struct {
unsigned int pad:1;
unsigned int mipmap_layout:1;
unsigned int lod:4;
unsigned int width:13;
unsigned int height:13;
} bits;
unsigned int dword;
} dword3;
union {
struct {
unsigned int pad:12;
unsigned int min_array_element:9;
unsigned int depth:11;
} bits;
unsigned int dword;
} dword4;
};
struct brw_drawrect
{
struct header header;
unsigned int xmin:16;
unsigned int ymin:16;
unsigned int xmax:16;
unsigned int ymax:16;
unsigned int xorg:16;
unsigned int yorg:16;
};
struct brw_global_depth_offset_clamp
{
struct header header;
float depth_offset_clamp;
};
struct brw_indexbuffer
{
union {
struct
{
unsigned int length:8;
unsigned int index_format:2;
unsigned int cut_index_enable:1;
unsigned int pad:5;
unsigned int opcode:16;
} bits;
unsigned int dword;
} header;
unsigned int buffer_start;
unsigned int buffer_end;
};
struct brw_line_stipple
{
struct header header;
struct
{
unsigned int pattern:16;
unsigned int pad:16;
} bits0;
struct
{
unsigned int repeat_count:9;
unsigned int pad:7;
unsigned int inverse_repeat_count:16;
} bits1;
};
struct brw_pipelined_state_pointers
{
struct header header;
struct {
unsigned int pad:5;
unsigned int offset:27;
} vs;
struct
{
unsigned int enable:1;
unsigned int pad:4;
unsigned int offset:27;
} gs;
struct
{
unsigned int enable:1;
unsigned int pad:4;
unsigned int offset:27;
} clp;
struct
{
unsigned int pad:5;
unsigned int offset:27;
} sf;
struct
{
unsigned int pad:5;
unsigned int offset:27;
} wm;
struct
{
unsigned int pad:5;
unsigned int offset:27; /* KW: check me! */
} cc;
};
struct brw_polygon_stipple_offset
{
struct header header;
struct {
unsigned int y_offset:5;
unsigned int pad:3;
unsigned int x_offset:5;
unsigned int pad0:19;
} bits0;
};
struct brw_polygon_stipple
{
struct header header;
unsigned int stipple[32];
};
struct brw_pipeline_select
{
struct
{
unsigned int pipeline_select:1;
unsigned int pad:15;
unsigned int opcode:16;
} header;
};
struct brw_pipe_control
{
struct
{
unsigned int length:8;
unsigned int notify_enable:1;
unsigned int pad:2;
unsigned int instruction_state_cache_flush_enable:1;
unsigned int write_cache_flush_enable:1;
unsigned int depth_stall_enable:1;
unsigned int post_sync_operation:2;
unsigned int opcode:16;
} header;
struct
{
unsigned int pad:2;
unsigned int dest_addr_type:1;
unsigned int dest_addr:29;
} bits1;
unsigned int data0;
unsigned int data1;
};
struct brw_urb_fence
{
struct
{
unsigned int length:8;
unsigned int vs_realloc:1;
unsigned int gs_realloc:1;
unsigned int clp_realloc:1;
unsigned int sf_realloc:1;
unsigned int vfe_realloc:1;
unsigned int cs_realloc:1;
unsigned int pad:2;
unsigned int opcode:16;
} header;
struct
{
unsigned int vs_fence:10;
unsigned int gs_fence:10;
unsigned int clp_fence:10;
unsigned int pad:2;
} bits0;
struct
{
unsigned int sf_fence:10;
unsigned int vf_fence:10;
unsigned int cs_fence:10;
unsigned int pad:2;
} bits1;
};
struct brw_constant_buffer_state /* previously brw_command_streamer */
{
struct header header;
struct
{
unsigned int nr_urb_entries:3;
unsigned int pad:1;
unsigned int urb_entry_size:5;
unsigned int pad0:23;
} bits0;
};
struct brw_constant_buffer
{
struct
{
unsigned int length:8;
unsigned int valid:1;
unsigned int pad:7;
unsigned int opcode:16;
} header;
struct
{
unsigned int buffer_length:6;
unsigned int buffer_address:26;
} bits0;
};
struct brw_state_base_address
{
struct header header;
struct
{
unsigned int modify_enable:1;
unsigned int pad:4;
unsigned int general_state_address:27;
} bits0;
struct
{
unsigned int modify_enable:1;
unsigned int pad:4;
unsigned int surface_state_address:27;
} bits1;
struct
{
unsigned int modify_enable:1;
unsigned int pad:4;
unsigned int indirect_object_state_address:27;
} bits2;
struct
{
unsigned int modify_enable:1;
unsigned int pad:11;
unsigned int general_state_upper_bound:20;
} bits3;
struct
{
unsigned int modify_enable:1;
unsigned int pad:11;
unsigned int indirect_object_state_upper_bound:20;
} bits4;
};
struct brw_state_prefetch
{
struct header header;
struct
{
unsigned int prefetch_count:3;
unsigned int pad:3;
unsigned int prefetch_pointer:26;
} bits0;
};
struct brw_system_instruction_pointer
{
struct header header;
struct
{
unsigned int pad:4;
unsigned int system_instruction_pointer:28;
} bits0;
};
/* State structs for the various fixed function units:
*/
struct thread0
{
unsigned int pad0:1;
unsigned int grf_reg_count:3;
unsigned int pad1:2;
unsigned int kernel_start_pointer:26;
};
struct thread1
{
unsigned int ext_halt_exception_enable:1;
unsigned int sw_exception_enable:1;
unsigned int mask_stack_exception_enable:1;
unsigned int timeout_exception_enable:1;
unsigned int illegal_op_exception_enable:1;
unsigned int pad0:3;
unsigned int depth_coef_urb_read_offset:6; /* WM only */
unsigned int pad1:2;
unsigned int floating_point_mode:1;
unsigned int thread_priority:1;
unsigned int binding_table_entry_count:8;
unsigned int pad3:5;
unsigned int single_program_flow:1;
};
struct thread2
{
unsigned int per_thread_scratch_space:4;
unsigned int pad0:6;
unsigned int scratch_space_base_pointer:22;
};
struct thread3
{
unsigned int dispatch_grf_start_reg:4;
unsigned int urb_entry_read_offset:6;
unsigned int pad0:1;
unsigned int urb_entry_read_length:6;
unsigned int pad1:1;
unsigned int const_urb_entry_read_offset:6;
unsigned int pad2:1;
unsigned int const_urb_entry_read_length:6;
unsigned int pad3:1;
};
struct brw_clip_unit_state
{
struct thread0 thread0;
struct thread1 thread1;
struct thread2 thread2;
struct thread3 thread3;
struct
{
unsigned int pad0:9;
unsigned int gs_output_stats:1; /* not always */
unsigned int stats_enable:1;
unsigned int nr_urb_entries:7;
unsigned int pad1:1;
unsigned int urb_entry_allocation_size:5;
unsigned int pad2:1;
unsigned int max_threads:6; /* may be less */
unsigned int pad3:1;
} thread4;
struct
{
unsigned int pad0:13;
unsigned int clip_mode:3;
unsigned int userclip_enable_flags:8;
unsigned int userclip_must_clip:1;
unsigned int pad1:1;
unsigned int guard_band_enable:1;
unsigned int viewport_z_clip_enable:1;
unsigned int viewport_xy_clip_enable:1;
unsigned int vertex_position_space:1;
unsigned int api_mode:1;
unsigned int pad2:1;
} clip5;
struct
{
unsigned int pad0:5;
unsigned int clipper_viewport_state_ptr:27;
} clip6;
float viewport_xmin;
float viewport_xmax;
float viewport_ymin;
float viewport_ymax;
};
struct brw_cc_unit_state
{
struct
{
unsigned int pad0:3;
unsigned int bf_stencil_pass_depth_pass_op:3;
unsigned int bf_stencil_pass_depth_fail_op:3;
unsigned int bf_stencil_fail_op:3;
unsigned int bf_stencil_func:3;
unsigned int bf_stencil_enable:1;
unsigned int pad1:2;
unsigned int stencil_write_enable:1;
unsigned int stencil_pass_depth_pass_op:3;
unsigned int stencil_pass_depth_fail_op:3;
unsigned int stencil_fail_op:3;
unsigned int stencil_func:3;
unsigned int stencil_enable:1;
} cc0;
struct
{
unsigned int bf_stencil_ref:8;
unsigned int stencil_write_mask:8;
unsigned int stencil_test_mask:8;
unsigned int stencil_ref:8;
} cc1;
struct
{
unsigned int logicop_enable:1;
unsigned int pad0:10;
unsigned int depth_write_enable:1;
unsigned int depth_test_function:3;
unsigned int depth_test:1;
unsigned int bf_stencil_write_mask:8;
unsigned int bf_stencil_test_mask:8;
} cc2;
struct
{
unsigned int pad0:8;
unsigned int alpha_test_func:3;
unsigned int alpha_test:1;
unsigned int blend_enable:1;
unsigned int ia_blend_enable:1;
unsigned int pad1:1;
unsigned int alpha_test_format:1;
unsigned int pad2:16;
} cc3;
struct
{
unsigned int pad0:5;
unsigned int cc_viewport_state_offset:27;
} cc4;
struct
{
unsigned int pad0:2;
unsigned int ia_dest_blend_factor:5;
unsigned int ia_src_blend_factor:5;
unsigned int ia_blend_function:3;
unsigned int statistics_enable:1;
unsigned int logicop_func:4;
unsigned int pad1:11;
unsigned int dither_enable:1;
} cc5;
struct
{
unsigned int clamp_post_alpha_blend:1;
unsigned int clamp_pre_alpha_blend:1;
unsigned int clamp_range:2;
unsigned int pad0:11;
unsigned int y_dither_offset:2;
unsigned int x_dither_offset:2;
unsigned int dest_blend_factor:5;
unsigned int src_blend_factor:5;
unsigned int blend_function:3;
} cc6;
struct {
union {
float f;
unsigned char ub[4];
} alpha_ref;
} cc7;
};
struct brw_sf_unit_state
{
struct thread0 thread0;
struct {
unsigned int pad0:7;
unsigned int sw_exception_enable:1;
unsigned int pad1:3;
unsigned int mask_stack_exception_enable:1;
unsigned int pad2:1;
unsigned int illegal_op_exception_enable:1;
unsigned int pad3:2;
unsigned int floating_point_mode:1;
unsigned int thread_priority:1;
unsigned int binding_table_entry_count:8;
unsigned int pad4:5;
unsigned int single_program_flow:1;
} sf1;
struct thread2 thread2;
struct thread3 thread3;
struct
{
unsigned int pad0:10;
unsigned int stats_enable:1;
unsigned int nr_urb_entries:7;
unsigned int pad1:1;
unsigned int urb_entry_allocation_size:5;
unsigned int pad2:1;
unsigned int max_threads:6;
unsigned int pad3:1;
} thread4;
struct
{
unsigned int front_winding:1;
unsigned int viewport_transform:1;
unsigned int pad0:3;
unsigned int sf_viewport_state_offset:27;
} sf5;
struct
{
unsigned int pad0:9;
unsigned int dest_org_vbias:4;
unsigned int dest_org_hbias:4;
unsigned int scissor:1;
unsigned int disable_2x2_trifilter:1;
unsigned int disable_zero_pix_trifilter:1;
unsigned int point_rast_rule:2;
unsigned int line_endcap_aa_region_width:2;
unsigned int line_width:4;
unsigned int fast_scissor_disable:1;
unsigned int cull_mode:2;
unsigned int aa_enable:1;
} sf6;
struct
{
unsigned int point_size:11;
unsigned int use_point_size_state:1;
unsigned int subpixel_precision:1;
unsigned int sprite_point:1;
unsigned int pad0:11;
unsigned int trifan_pv:2;
unsigned int linestrip_pv:2;
unsigned int tristrip_pv:2;
unsigned int line_last_pixel_enable:1;
} sf7;
};
struct brw_gs_unit_state
{
struct thread0 thread0;
struct thread1 thread1;
struct thread2 thread2;
struct thread3 thread3;
struct
{
unsigned int pad0:10;
unsigned int stats_enable:1;
unsigned int nr_urb_entries:7;
unsigned int pad1:1;
unsigned int urb_entry_allocation_size:5;
unsigned int pad2:1;
unsigned int max_threads:1;
unsigned int pad3:6;
} thread4;
struct
{
unsigned int sampler_count:3;
unsigned int pad0:2;
unsigned int sampler_state_pointer:27;
} gs5;
struct
{
unsigned int max_vp_index:4;
unsigned int pad0:26;
unsigned int reorder_enable:1;
unsigned int pad1:1;
} gs6;
};
struct brw_vs_unit_state
{
struct thread0 thread0;
struct thread1 thread1;
struct thread2 thread2;
struct thread3 thread3;
struct
{
unsigned int pad0:10;
unsigned int stats_enable:1;
unsigned int nr_urb_entries:7;
unsigned int pad1:1;
unsigned int urb_entry_allocation_size:5;
unsigned int pad2:1;
unsigned int max_threads:4;
unsigned int pad3:3;
} thread4;
struct
{
unsigned int sampler_count:3;
unsigned int pad0:2;
unsigned int sampler_state_pointer:27;
} vs5;
struct
{
unsigned int vs_enable:1;
unsigned int vert_cache_disable:1;
unsigned int pad0:30;
} vs6;
};
struct brw_wm_unit_state
{
struct thread0 thread0;
struct thread1 thread1;
struct thread2 thread2;
struct thread3 thread3;
struct {
unsigned int stats_enable:1;
unsigned int pad0:1;
unsigned int sampler_count:3;
unsigned int sampler_state_pointer:27;
} wm4;
struct
{
unsigned int enable_8_pix:1;
unsigned int enable_16_pix:1;
unsigned int enable_32_pix:1;
unsigned int pad0:7;
unsigned int legacy_global_depth_bias:1;
unsigned int line_stipple:1;
unsigned int depth_offset:1;
unsigned int polygon_stipple:1;
unsigned int line_aa_region_width:2;
unsigned int line_endcap_aa_region_width:2;
unsigned int early_depth_test:1;
unsigned int thread_dispatch_enable:1;
unsigned int program_uses_depth:1;
unsigned int program_computes_depth:1;
unsigned int program_uses_killpixel:1;
unsigned int legacy_line_rast: 1;
unsigned int transposed_urb_read:1;
unsigned int max_threads:7;
} wm5;
float global_depth_offset_constant;
float global_depth_offset_scale;
struct {
unsigned int pad0:1;
unsigned int grf_reg_count_1:3;
unsigned int pad1:2;
unsigned int kernel_start_pointer_1:26;
} wm8;
struct {
unsigned int pad0:1;
unsigned int grf_reg_count_2:3;
unsigned int pad1:2;
unsigned int kernel_start_pointer_2:26;
} wm9;
struct {
unsigned int pad0:1;
unsigned int grf_reg_count_3:3;
unsigned int pad1:2;
unsigned int kernel_start_pointer_3:26;
} wm10;
};
/* The hardware supports two different modes for border color. The
* default (OpenGL) mode uses floating-point color channels, while the
* legacy mode uses 4 bytes.
*
* More significantly, the legacy mode respects the components of the
* border color for channels not present in the source, (whereas the
* default mode will ignore the border color's alpha channel and use
* alpha==1 for an RGB source, for example).
*
* The legacy mode matches the semantics specified by the Render
* extension.
*/
struct brw_sampler_default_border_color {
float color[4];
};
struct brw_sampler_legacy_border_color {
uint8_t color[4];
};
struct brw_sampler_state
{
struct
{
unsigned int shadow_function:3;
unsigned int lod_bias:11;
unsigned int min_filter:3;
unsigned int mag_filter:3;
unsigned int mip_filter:2;
unsigned int base_level:5;
unsigned int pad:1;
unsigned int lod_preclamp:1;
unsigned int border_color_mode:1;
unsigned int pad0:1;
unsigned int disable:1;
} ss0;
struct
{
unsigned int r_wrap_mode:3;
unsigned int t_wrap_mode:3;
unsigned int s_wrap_mode:3;
unsigned int pad:3;
unsigned int max_lod:10;
unsigned int min_lod:10;
} ss1;
struct
{
unsigned int pad:5;
unsigned int border_color_pointer:27;
} ss2;
struct
{
unsigned int pad:19;
unsigned int max_aniso:3;
unsigned int chroma_key_mode:1;
unsigned int chroma_key_index:2;
unsigned int chroma_key_enable:1;
unsigned int monochrome_filter_width:3;
unsigned int monochrome_filter_height:3;
} ss3;
};
struct brw_clipper_viewport
{
float xmin;
float xmax;
float ymin;
float ymax;
};
struct brw_cc_viewport
{
float min_depth;
float max_depth;
};
struct brw_sf_viewport
{
struct {
float m00;
float m11;
float m22;
float m30;
float m31;
float m32;
} viewport;
struct {
short xmin;
short ymin;
short xmax;
short ymax;
} scissor;
};
/* Documented in the subsystem/shared-functions/sampler chapter...
*/
struct brw_surface_state
{
struct {
unsigned int cube_pos_z:1;
unsigned int cube_neg_z:1;
unsigned int cube_pos_y:1;
unsigned int cube_neg_y:1;
unsigned int cube_pos_x:1;
unsigned int cube_neg_x:1;
unsigned int pad:3;
unsigned int render_cache_read_mode:1;
unsigned int mipmap_layout_mode:1;
unsigned int vert_line_stride_ofs:1;
unsigned int vert_line_stride:1;
unsigned int color_blend:1;
unsigned int writedisable_blue:1;
unsigned int writedisable_green:1;
unsigned int writedisable_red:1;
unsigned int writedisable_alpha:1;
unsigned int surface_format:9;
unsigned int data_return_format:1;
unsigned int pad0:1;
unsigned int surface_type:3;
} ss0;
struct {
unsigned int base_addr;
} ss1;
struct {
unsigned int render_target_rotation:2;
unsigned int mip_count:4;
unsigned int width:13;
unsigned int height:13;
} ss2;
struct {
unsigned int tile_walk:1;
unsigned int tiled_surface:1;
unsigned int pad:1;
unsigned int pitch:18;
unsigned int depth:11;
} ss3;
struct {
unsigned int pad:19;
unsigned int min_array_elt:9;
unsigned int min_lod:4;
} ss4;
struct {
unsigned int pad:20;
unsigned int y_offset:4;
unsigned int pad2:1;
unsigned int x_offset:7;
} ss5;
};
struct brw_vertex_buffer_state
{
struct {
unsigned int pitch:11;
unsigned int pad:15;
unsigned int access_type:1;
unsigned int vb_index:5;
} vb0;
unsigned int start_addr;
unsigned int max_index;
#if 1
unsigned int instance_data_step_rate; /* not included for sequential/random vertices? */
#endif
};
#define BRW_VBP_MAX 17
struct brw_vb_array_state {
struct header header;
struct brw_vertex_buffer_state vb[BRW_VBP_MAX];
};
struct brw_vertex_element_state
{
struct
{
unsigned int src_offset:11;
unsigned int pad:5;
unsigned int src_format:9;
unsigned int pad0:1;
unsigned int valid:1;
unsigned int vertex_buffer_index:5;
} ve0;
struct
{
unsigned int dst_offset:8;
unsigned int pad:8;
unsigned int vfcomponent3:4;
unsigned int vfcomponent2:4;
unsigned int vfcomponent1:4;
unsigned int vfcomponent0:4;
} ve1;
};
#define BRW_VEP_MAX 18
struct brw_vertex_element_packet {
struct header header;
struct brw_vertex_element_state ve[BRW_VEP_MAX]; /* note: less than _TNL_ATTRIB_MAX */
};
struct brw_urb_immediate {
unsigned int opcode:4;
unsigned int offset:6;
unsigned int swizzle_control:2;
unsigned int pad:1;
unsigned int allocate:1;
unsigned int used:1;
unsigned int complete:1;
unsigned int response_length:4;
unsigned int msg_length:4;
unsigned int msg_target:4;
unsigned int pad1:3;
unsigned int end_of_thread:1;
};
/* Instruction format for the execution units:
*/
struct brw_instruction
{
struct
{
unsigned int opcode:7;
unsigned int pad:1;
unsigned int access_mode:1;
unsigned int mask_control:1;
unsigned int dependency_control:2;
unsigned int compression_control:2;
unsigned int thread_control:2;
unsigned int predicate_control:4;
unsigned int predicate_inverse:1;
unsigned int execution_size:3;
unsigned int destreg__conditonalmod:4; /* destreg - send, conditionalmod - others */
unsigned int pad0:2;
unsigned int debug_control:1;
unsigned int saturate:1;
} header;
union {
struct
{
unsigned int dest_reg_file:2;
unsigned int dest_reg_type:3;
unsigned int src0_reg_file:2;
unsigned int src0_reg_type:3;
unsigned int src1_reg_file:2;
unsigned int src1_reg_type:3;
unsigned int pad:1;
unsigned int dest_subreg_nr:5;
unsigned int dest_reg_nr:8;
unsigned int dest_horiz_stride:2;
unsigned int dest_address_mode:1;
} da1;
struct
{
unsigned int dest_reg_file:2;
unsigned int dest_reg_type:3;
unsigned int src0_reg_file:2;
unsigned int src0_reg_type:3;
unsigned int pad:6;
int dest_indirect_offset:10; /* offset against the deref'd address reg */
unsigned int dest_subreg_nr:3; /* subnr for the address reg a0.x */
unsigned int dest_horiz_stride:2;
unsigned int dest_address_mode:1;
} ia1;
struct
{
unsigned int dest_reg_file:2;
unsigned int dest_reg_type:3;
unsigned int src0_reg_file:2;
unsigned int src0_reg_type:3;
unsigned int src1_reg_file:2;
unsigned int src1_reg_type:3;
unsigned int pad0:1;
unsigned int dest_writemask:4;
unsigned int dest_subreg_nr:1;
unsigned int dest_reg_nr:8;
unsigned int pad1:2;
unsigned int dest_address_mode:1;
} da16;
struct
{
unsigned int dest_reg_file:2;
unsigned int dest_reg_type:3;
unsigned int src0_reg_file:2;
unsigned int src0_reg_type:3;
unsigned int pad0:6;
unsigned int dest_writemask:4;
int dest_indirect_offset:6;
unsigned int dest_subreg_nr:3;
unsigned int pad1:2;
unsigned int dest_address_mode:1;
} ia16;
} bits1;
union {
struct
{
unsigned int src0_subreg_nr:5;
unsigned int src0_reg_nr:8;
unsigned int src0_abs:1;
unsigned int src0_negate:1;
unsigned int src0_address_mode:1;
unsigned int src0_horiz_stride:2;
unsigned int src0_width:3;
unsigned int src0_vert_stride:4;
unsigned int flag_reg_nr:1;
unsigned int pad:6;
} da1;
struct
{
int src0_indirect_offset:10;
unsigned int src0_subreg_nr:3;
unsigned int src0_abs:1;
unsigned int src0_negate:1;
unsigned int src0_address_mode:1;
unsigned int src0_horiz_stride:2;
unsigned int src0_width:3;
unsigned int src0_vert_stride:4;
unsigned int flag_reg_nr:1;
unsigned int pad:6;
} ia1;
struct
{
unsigned int src0_swz_x:2;
unsigned int src0_swz_y:2;
unsigned int src0_subreg_nr:1;
unsigned int src0_reg_nr:8;
unsigned int src0_abs:1;
unsigned int src0_negate:1;
unsigned int src0_address_mode:1;
unsigned int src0_swz_z:2;
unsigned int src0_swz_w:2;
unsigned int pad0:1;
unsigned int src0_vert_stride:4;
unsigned int flag_reg_nr:1;
unsigned int pad1:6;
} da16;
struct
{
unsigned int src0_swz_x:2;
unsigned int src0_swz_y:2;
int src0_indirect_offset:6;
unsigned int src0_subreg_nr:3;
unsigned int src0_abs:1;
unsigned int src0_negate:1;
unsigned int src0_address_mode:1;
unsigned int src0_swz_z:2;
unsigned int src0_swz_w:2;
unsigned int pad0:1;
unsigned int src0_vert_stride:4;
unsigned int flag_reg_nr:1;
unsigned int pad1:6;
} ia16;
} bits2;
union
{
struct
{
unsigned int src1_subreg_nr:5;
unsigned int src1_reg_nr:8;
unsigned int src1_abs:1;
unsigned int src1_negate:1;
unsigned int pad:1;
unsigned int src1_horiz_stride:2;
unsigned int src1_width:3;
unsigned int src1_vert_stride:4;
unsigned int pad0:7;
} da1;
struct
{
unsigned int src1_swz_x:2;
unsigned int src1_swz_y:2;
unsigned int src1_subreg_nr:1;
unsigned int src1_reg_nr:8;
unsigned int src1_abs:1;
unsigned int src1_negate:1;
unsigned int pad0:1;
unsigned int src1_swz_z:2;
unsigned int src1_swz_w:2;
unsigned int pad1:1;
unsigned int src1_vert_stride:4;
unsigned int pad2:7;
} da16;
struct
{
int src1_indirect_offset:10;
unsigned int src1_subreg_nr:3;
unsigned int src1_abs:1;
unsigned int src1_negate:1;
unsigned int pad0:1;
unsigned int src1_horiz_stride:2;
unsigned int src1_width:3;
unsigned int src1_vert_stride:4;
unsigned int flag_reg_nr:1;
unsigned int pad1:6;
} ia1;
struct
{
unsigned int src1_swz_x:2;
unsigned int src1_swz_y:2;
int src1_indirect_offset:6;
unsigned int src1_subreg_nr:3;
unsigned int src1_abs:1;
unsigned int src1_negate:1;
unsigned int pad0:1;
unsigned int src1_swz_z:2;
unsigned int src1_swz_w:2;
unsigned int pad1:1;
unsigned int src1_vert_stride:4;
unsigned int flag_reg_nr:1;
unsigned int pad2:6;
} ia16;
struct
{
int jump_count:16; /* note: signed */
unsigned int pop_count:4;
unsigned int pad0:12;
} if_else;
struct {
unsigned int function:4;
unsigned int int_type:1;
unsigned int precision:1;
unsigned int saturate:1;
unsigned int data_type:1;
unsigned int pad0:8;
unsigned int response_length:4;
unsigned int msg_length:4;
unsigned int msg_target:4;
unsigned int pad1:3;
unsigned int end_of_thread:1;
} math;
struct {
unsigned int binding_table_index:8;
unsigned int sampler:4;
unsigned int return_format:2;
unsigned int msg_type:2;
unsigned int response_length:4;
unsigned int msg_length:4;
unsigned int msg_target:4;
unsigned int pad1:3;
unsigned int end_of_thread:1;
} sampler;
struct brw_urb_immediate urb;
struct {
unsigned int binding_table_index:8;
unsigned int msg_control:4;
unsigned int msg_type:2;
unsigned int target_cache:2;
unsigned int response_length:4;
unsigned int msg_length:4;
unsigned int msg_target:4;
unsigned int pad1:3;
unsigned int end_of_thread:1;
} dp_read;
struct {
unsigned int binding_table_index:8;
unsigned int msg_control:3;
unsigned int pixel_scoreboard_clear:1;
unsigned int msg_type:3;
unsigned int send_commit_msg:1;
unsigned int response_length:4;
unsigned int msg_length:4;
unsigned int msg_target:4;
unsigned int pad1:3;
unsigned int end_of_thread:1;
} dp_write;
struct {
unsigned int pad:16;
unsigned int response_length:4;
unsigned int msg_length:4;
unsigned int msg_target:4;
unsigned int pad1:3;
unsigned int end_of_thread:1;
} generic;
unsigned int ud;
} bits3;
};
/* media pipeline */
struct brw_vfe_state {
struct {
unsigned int per_thread_scratch_space:4;
unsigned int pad3:3;
unsigned int extend_vfe_state_present:1;
unsigned int pad2:2;
unsigned int scratch_base:22;
} vfe0;
struct {
unsigned int debug_counter_control:2;
unsigned int children_present:1;
unsigned int vfe_mode:4;
unsigned int pad2:2;
unsigned int num_urb_entries:7;
unsigned int urb_entry_alloc_size:9;
unsigned int max_threads:7;
} vfe1;
struct {
unsigned int pad4:4;
unsigned int interface_descriptor_base:28;
} vfe2;
};
struct brw_vld_state {
struct {
unsigned int pad6:6;
unsigned int scan_order:1;
unsigned int intra_vlc_format:1;
unsigned int quantizer_scale_type:1;
unsigned int concealment_motion_vector:1;
unsigned int frame_predict_frame_dct:1;
unsigned int top_field_first:1;
unsigned int picture_structure:2;
unsigned int intra_dc_precision:2;
unsigned int f_code_0_0:4;
unsigned int f_code_0_1:4;
unsigned int f_code_1_0:4;
unsigned int f_code_1_1:4;
} vld0;
struct {
unsigned int pad2:9;
unsigned int picture_coding_type:2;
unsigned int pad:21;
} vld1;
struct {
unsigned int index_0:4;
unsigned int index_1:4;
unsigned int index_2:4;
unsigned int index_3:4;
unsigned int index_4:4;
unsigned int index_5:4;
unsigned int index_6:4;
unsigned int index_7:4;
} desc_remap_table0;
struct {
unsigned int index_8:4;
unsigned int index_9:4;
unsigned int index_10:4;
unsigned int index_11:4;
unsigned int index_12:4;
unsigned int index_13:4;
unsigned int index_14:4;
unsigned int index_15:4;
} desc_remap_table1;
};
struct brw_interface_descriptor {
struct {
unsigned int grf_reg_blocks:4;
unsigned int pad:2;
unsigned int kernel_start_pointer:26;
} desc0;
struct {
unsigned int pad:7;
unsigned int software_exception:1;
unsigned int pad2:3;
unsigned int maskstack_exception:1;
unsigned int pad3:1;
unsigned int illegal_opcode_exception:1;
unsigned int pad4:2;
unsigned int floating_point_mode:1;
unsigned int thread_priority:1;
unsigned int single_program_flow:1;
unsigned int pad5:1;
unsigned int const_urb_entry_read_offset:6;
unsigned int const_urb_entry_read_len:6;
} desc1;
struct {
unsigned int pad:2;
unsigned int sampler_count:3;
unsigned int sampler_state_pointer:27;
} desc2;
struct {
unsigned int binding_table_entry_count:5;
unsigned int binding_table_pointer:27;
} desc3;
};
#endif