From 70be48dff6bb68c61285641e4d976bfd53e0f00c Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Fri, 29 Jan 2010 11:03:04 -0800 Subject: i965: Untested Sandybridge SF setup. --- src/mesa/drivers/dri/i965/Makefile | 1 + src/mesa/drivers/dri/i965/brw_defines.h | 70 ++++++++++++ src/mesa/drivers/dri/i965/brw_state.h | 1 + src/mesa/drivers/dri/i965/brw_state_upload.c | 7 +- src/mesa/drivers/dri/i965/gen6_sf_state.c | 149 +++++++++++++++++++++++++ src/mesa/drivers/dri/i965/gen6_vs_state.c | 3 +- src/mesa/drivers/dri/intel/intel_batchbuffer.h | 13 +++ 7 files changed, 238 insertions(+), 6 deletions(-) create mode 100644 src/mesa/drivers/dri/i965/gen6_sf_state.c diff --git a/src/mesa/drivers/dri/i965/Makefile b/src/mesa/drivers/dri/i965/Makefile index 32eb3f8fcd..d614fbb6a9 100644 --- a/src/mesa/drivers/dri/i965/Makefile +++ b/src/mesa/drivers/dri/i965/Makefile @@ -90,6 +90,7 @@ DRIVER_SOURCES = \ gen6_depthstencil.c \ gen6_gs_state.c \ gen6_scissor_state.c \ + gen6_sf_state.c \ gen6_urb.c \ gen6_viewport_state.c \ gen6_vs_state.c diff --git a/src/mesa/drivers/dri/i965/brw_defines.h b/src/mesa/drivers/dri/i965/brw_defines.h index ae16fab566..f34575355e 100644 --- a/src/mesa/drivers/dri/i965/brw_defines.h +++ b/src/mesa/drivers/dri/i965/brw_defines.h @@ -885,6 +885,76 @@ # define GEN6_CLIP_MIN_POINT_WIDTH_SHIFT 17 # define GEN6_CLIP_MAX_POINT_WIDTH_SHIFT 6 +#define CMD_3D_SF_STATE 0x7813 /* GEN6+ */ +/* DW1 */ +# define GEN6_SF_NUM_OUTPUTS_SHIFT 22 +# define GEN6_SF_SWIZZLE_ENABLE (1 << 21) +# define GEN6_SF_POINT_SPRITE_LOWERLEFT (1 << 20) +# define GEN6_SF_URB_ENTRY_READ_LENGTH_SHIFT 11 +# define GEN6_SF_URB_ENTRY_READ_OFFSET_SHIFT 4 +/* DW2 */ +# define GEN6_SF_LEGACY_GLOBAL_DEPTH_BIAS (1 << 11) +# define GEN6_SF_STATISTICS_ENABLE (1 << 10) +# define GEN6_SF_GLOBAL_DEPTH_OFFSET_SOLID (1 << 9) +# define GEN6_SF_GLOBAL_DEPTH_OFFSET_WIREFRAME (1 << 8) +# define GEN6_SF_GLOBAL_DEPTH_OFFSET_POINT (1 << 7) +# define GEN6_SF_FRONT_SOLID (0 << 5) +# define GEN6_SF_FRONT_WIREFRAME (1 << 5) +# define GEN6_SF_FRONT_POINT (2 << 5) +# define GEN6_SF_BACK_SOLID (0 << 3) +# define GEN6_SF_BACK_WIREFRAME (1 << 3) +# define GEN6_SF_BACK_POINT (2 << 3) +# define GEN6_SF_VIEWPORT_TRANSFORM_ENABLE (1 << 1) +# define GEN6_SF_WINDING_CCW (1 << 0) +/* DW3 */ +# define GEN6_SF_LINE_AA_ENABLE (1 << 31) +# define GEN6_SF_CULL_BOTH (0 << 29) +# define GEN6_SF_CULL_NONE (1 << 29) +# define GEN6_SF_CULL_FRONT (2 << 29) +# define GEN6_SF_CULL_BACK (3 << 29) +# define GEN6_SF_LINE_WIDTH_SHIFT 18 /* U3.7 */ +# define GEN6_SF_LINE_END_CAP_WIDTH_0_5 (0 << 16) +# define GEN6_SF_LINE_END_CAP_WIDTH_1_0 (1 << 16) +# define GEN6_SF_LINE_END_CAP_WIDTH_2_0 (2 << 16) +# define GEN6_SF_LINE_END_CAP_WIDTH_4_0 (3 << 16) +# define GEN6_SF_SCISSOR_ENABLE (1 << 11) +# define GEN6_SF_MSRAST_OFF_PIXEL (0 << 8) +# define GEN6_SF_MSRAST_OFF_PATTERN (1 << 8) +# define GEN6_SF_MSRAST_ON_PIXEL (2 << 8) +# define GEN6_SF_MSRAST_ON_PATTERN (3 << 8) +/* DW4 */ +# define GEN6_SF_TRI_PROVOKE_SHIFT 29 +# define GEN6_SF_LINE_PROVOKE_SHIFT 27 +# define GEN6_SF_TRIFAN_PROVOKE_SHIFT 25 +# define GEN6_SF_LINE_AA_MODE_MANHATTAN (0 << 14) +# define GEN6_SF_LINE_AA_MODE_TRUE (1 << 14) +# define GEN6_SF_VERTEX_SUBPIXEL_8BITS (0 << 12) +# define GEN6_SF_VERTEX_SUBPIXEL_4BITS (1 << 12) +# define GEN6_SF_USE_STATE_POINT_WIDTH (1 << 11) +# define GEN6_SF_POINT_WIDTH_SHIFT 0 /* U8.3 */ +/* DW5: depth offset constant */ +/* DW6: depth offset scale */ +/* DW7: depth offset clamp */ +/* DW8 */ +# define ATTRIBUTE_1_OVERRIDE_W (1 << 31) +# define ATTRIBUTE_1_OVERRIDE_Z (1 << 30) +# define ATTRIBUTE_1_OVERRIDE_Y (1 << 29) +# define ATTRIBUTE_1_OVERRIDE_X (1 << 28) +# define ATTRIBUTE_1_CONST_SOURCE_SHIFT 25 +# define ATTRIBUTE_1_SWIZZLE_SHIFT 22 +# define ATTRIBUTE_1_SOURCE_SHIFT 16 +# define ATTRIBUTE_0_OVERRIDE_W (1 << 15) +# define ATTRIBUTE_0_OVERRIDE_Z (1 << 14) +# define ATTRIBUTE_0_OVERRIDE_Y (1 << 13) +# define ATTRIBUTE_0_OVERRIDE_X (1 << 12) +# define ATTRIBUTE_0_CONST_SOURCE_SHIFT 9 +# define ATTRIBUTE_0_SWIZZLE_SHIFT 6 +# define ATTRIBUTE_0_SOURCE_SHIFT 0 +/* DW16: Point sprite texture coordinate enables */ +/* DW17: Constant interpolation enables */ +/* DW18: attr 0-7 wrap shortest enables */ +/* DW19: attr 8-16 wrap shortest enables */ + #define CMD_3D_CONSTANT_VS_STATE 0x7815 /* GEN6+ */ #define CMD_3D_CONSTANT_GS_STATE 0x7816 /* GEN6+ */ # define GEN6_CONSTANT_BUFFER_3_ENABLE (1 << 15) diff --git a/src/mesa/drivers/dri/i965/brw_state.h b/src/mesa/drivers/dri/i965/brw_state.h index 7c5819fc1b..f2579d7cdc 100644 --- a/src/mesa/drivers/dri/i965/brw_state.h +++ b/src/mesa/drivers/dri/i965/brw_state.h @@ -100,6 +100,7 @@ const struct brw_tracked_state gen6_color_calc_state; const struct brw_tracked_state gen6_depth_stencil_state; const struct brw_tracked_state gen6_gs_state; const struct brw_tracked_state gen6_scissor_state; +const struct brw_tracked_state gen6_sf_state; const struct brw_tracked_state gen6_sf_vp; const struct brw_tracked_state gen6_urb; const struct brw_tracked_state gen6_viewport_state; diff --git a/src/mesa/drivers/dri/i965/brw_state_upload.c b/src/mesa/drivers/dri/i965/brw_state_upload.c index 3e6c967f53..9874d725bb 100644 --- a/src/mesa/drivers/dri/i965/brw_state_upload.c +++ b/src/mesa/drivers/dri/i965/brw_state_upload.c @@ -110,7 +110,6 @@ const struct brw_tracked_state *gen6_atoms[] = &brw_vs_prog, &brw_gs_prog, #if 0 - &brw_sf_prog, &brw_wm_prog, /* Once all the programs are done, we know how large urb entry @@ -118,8 +117,6 @@ const struct brw_tracked_state *gen6_atoms[] = * layout. */ &brw_curbe_offsets, - - #endif &gen6_clip_vp, &gen6_sf_vp, @@ -144,11 +141,11 @@ const struct brw_tracked_state *gen6_atoms[] = &brw_wm_unit, #endif + &gen6_sf_state, + &gen6_scissor_state, #if 0 - &brw_sf_unit, - /* Command packets: */ &brw_invarient_state, diff --git a/src/mesa/drivers/dri/i965/gen6_sf_state.c b/src/mesa/drivers/dri/i965/gen6_sf_state.c new file mode 100644 index 0000000000..548cdb9fca --- /dev/null +++ b/src/mesa/drivers/dri/i965/gen6_sf_state.c @@ -0,0 +1,149 @@ +/* + * Copyright © 2009 Intel Corporation + * + * 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, sublicense, + * 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 NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS 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. + * + * Authors: + * Eric Anholt + * + */ + +#include "brw_context.h" +#include "brw_state.h" +#include "brw_defines.h" +#include "brw_util.h" +#include "main/macros.h" +#include "main/enums.h" +#include "intel_batchbuffer.h" + +static void +upload_sf_state(struct brw_context *brw) +{ + struct intel_context *intel = &brw->intel; + GLcontext *ctx = &intel->ctx; + /* CACHE_NEW_VS_PROG */ + uint32_t num_inputs = brw_count_bits(brw->vs.prog_data->outputs_written); + /* This should probably be FS inputs read */ + uint32_t num_outputs = brw_count_bits(brw->vs.prog_data->outputs_written); + uint32_t dw1, dw2, dw3, dw4; + int i; + /* _NEW_BUFFER */ + GLboolean render_to_fbo = brw->intel.ctx.DrawBuffer->Name != 0; + + dw1 = + num_outputs << GEN6_SF_NUM_OUTPUTS_SHIFT | + num_inputs << GEN6_SF_URB_ENTRY_READ_LENGTH_SHIFT | + 3 << GEN6_SF_URB_ENTRY_READ_OFFSET_SHIFT; + dw2 = GEN6_SF_VIEWPORT_TRANSFORM_ENABLE | + GEN6_SF_STATISTICS_ENABLE; + dw3 = 0; + dw4 = 0; + + /* _NEW_POLYGON */ + if ((ctx->Polygon.FrontFace == GL_CCW) ^ render_to_fbo) + dw2 |= GEN6_SF_WINDING_CCW; + + /* _NEW_SCISSOR */ + if (ctx->Scissor.Enabled) + dw3 |= GEN6_SF_SCISSOR_ENABLE; + + /* _NEW_POLYGON */ + if (ctx->Polygon.CullFlag) { + switch (ctx->Polygon.CullFaceMode) { + case GL_FRONT: + dw3 |= GEN6_SF_CULL_BOTH; + break; + case GL_BACK: + dw3 |= GEN6_SF_CULL_BACK; + break; + case GL_FRONT_AND_BACK: + dw3 |= GEN6_SF_CULL_BOTH; + break; + default: + assert(0); + break; + } + } else { + dw3 |= GEN6_SF_CULL_NONE; + } + + /* _NEW_LINE */ + dw3 |= U_FIXED(CLAMP(ctx->Line.Width, 0.0, 7.99), 7) << + GEN6_SF_LINE_WIDTH_SHIFT; + if (ctx->Line.SmoothFlag) { + dw3 |= GEN6_SF_LINE_AA_ENABLE; + dw3 |= GEN6_SF_LINE_AA_MODE_TRUE; + dw3 |= GEN6_SF_LINE_END_CAP_WIDTH_1_0; + } + + /* _NEW_POINT */ + if (ctx->Point._Attenuated) + dw4 |= GEN6_SF_USE_STATE_POINT_WIDTH; + + dw4 |= U_FIXED(CLAMP(ctx->Point.Size, 0.125, 225.875), 3) << + GEN6_SF_POINT_WIDTH_SHIFT; + if (render_to_fbo) + dw1 |= GEN6_SF_POINT_SPRITE_LOWERLEFT; + + /* _NEW_LIGHT */ + if (ctx->Light.ProvokingVertex != GL_FIRST_VERTEX_CONVENTION) { + dw4 |= + (2 << GEN6_SF_TRI_PROVOKE_SHIFT) | + (2 << GEN6_SF_TRIFAN_PROVOKE_SHIFT) | + (1 << GEN6_SF_LINE_PROVOKE_SHIFT); + } else { + dw4 |= + (1 << GEN6_SF_TRIFAN_PROVOKE_SHIFT); + } + + BEGIN_BATCH(20); + OUT_BATCH(CMD_3D_SF_STATE << 16 | (20 - 2)); + OUT_BATCH(dw1); + OUT_BATCH(dw2); + OUT_BATCH(dw3); + OUT_BATCH(dw4); + OUT_BATCH_F(ctx->Polygon.OffsetUnits * 2); /* constant. copied from gen4 */ + OUT_BATCH_F(ctx->Polygon.OffsetFactor); /* scale */ + OUT_BATCH_F(0.0); /* XXX: global depth offset clamp */ + for (i = 0; i < 8; i++) { + /* attribute overrides */ + OUT_BATCH(0); + } + OUT_BATCH(0); /* point sprite texcoord bitmask */ + OUT_BATCH(0); /* constant interp bitmask */ + OUT_BATCH(0); /* wrapshortest enables 0-7 */ + OUT_BATCH(0); /* wrapshortest enables 8-15 */ + ADVANCE_BATCH(); + + intel_batchbuffer_emit_mi_flush(intel->batch); +} + +const struct brw_tracked_state gen6_sf_state = { + .dirty = { + .mesa = (_NEW_LIGHT | + _NEW_POLYGON | + _NEW_LINE | + _NEW_SCISSOR | + _NEW_BUFFERS), + .brw = BRW_NEW_CONTEXT, + .cache = CACHE_NEW_VS_PROG + }, + .emit = upload_sf_state, +}; diff --git a/src/mesa/drivers/dri/i965/gen6_vs_state.c b/src/mesa/drivers/dri/i965/gen6_vs_state.c index ba00e4e1fb..0299dc6768 100644 --- a/src/mesa/drivers/dri/i965/gen6_vs_state.c +++ b/src/mesa/drivers/dri/i965/gen6_vs_state.c @@ -56,7 +56,8 @@ upload_vs_state(struct brw_context *brw) (brw->vs.prog_data->urb_read_length << GEN6_VS_URB_READ_LENGTH_SHIFT) | (0 << GEN6_VS_URB_ENTRY_READ_OFFSET_SHIFT)); OUT_BATCH((0 << GEN6_VS_MAX_THREADS_SHIFT) | - GEN6_VS_STATISTICS_ENABLE); + GEN6_VS_STATISTICS_ENABLE| + GEN6_VS_ENABLE); ADVANCE_BATCH(); intel_batchbuffer_emit_mi_flush(intel->batch); diff --git a/src/mesa/drivers/dri/intel/intel_batchbuffer.h b/src/mesa/drivers/dri/intel/intel_batchbuffer.h index b052b724d8..4daada205a 100644 --- a/src/mesa/drivers/dri/intel/intel_batchbuffer.h +++ b/src/mesa/drivers/dri/intel/intel_batchbuffer.h @@ -96,6 +96,17 @@ intel_batchbuffer_require_space(struct intel_batchbuffer *batch, intel_batchbuffer_flush(batch); } +static INLINE uint32_t float_as_int(float f) +{ + union { + float f; + uint32_t d; + } fi; + + fi.f = f; + return fi.d; +} + /* Here are the crusty old macros, to be removed: */ #define BATCH_LOCALS @@ -108,6 +119,8 @@ intel_batchbuffer_require_space(struct intel_batchbuffer *batch, } while (0) #define OUT_BATCH(d) intel_batchbuffer_emit_dword(intel->batch, d) +#define OUT_BATCH_F(f) intel_batchbuffer_emit_dword(intel->batch, \ + float_as_int(f)) #define OUT_RELOC(buf, read_domains, write_domain, delta) do { \ assert((unsigned) (delta) < buf->size); \ -- cgit v1.2.3