From 520b64ddfb4c2efa742bc2217fef96fdec5eea9b Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Thu, 26 Nov 2009 22:03:43 -0800 Subject: [PATCH] i965: Add untested passthrough GS setup. --- src/mesa/drivers/dri/i965/Makefile | 1 + src/mesa/drivers/dri/i965/brw_defines.h | 29 ++++++-- src/mesa/drivers/dri/i965/brw_state.h | 1 + src/mesa/drivers/dri/i965/brw_state_upload.c | 2 +- src/mesa/drivers/dri/i965/gen6_gs_state.c | 74 ++++++++++++++++++++ 5 files changed, 102 insertions(+), 5 deletions(-) create mode 100644 src/mesa/drivers/dri/i965/gen6_gs_state.c diff --git a/src/mesa/drivers/dri/i965/Makefile b/src/mesa/drivers/dri/i965/Makefile index d21c921db34..fb7ee096d92 100644 --- a/src/mesa/drivers/dri/i965/Makefile +++ b/src/mesa/drivers/dri/i965/Makefile @@ -87,6 +87,7 @@ DRIVER_SOURCES = \ brw_wm_surface_state.c \ gen6_cc.c \ gen6_depthstencil.c \ + gen6_gs_state.c \ gen6_vs_state.c C_SOURCES = \ diff --git a/src/mesa/drivers/dri/i965/brw_defines.h b/src/mesa/drivers/dri/i965/brw_defines.h index 7a7bcc4e797..7ba1c77ebe3 100644 --- a/src/mesa/drivers/dri/i965/brw_defines.h +++ b/src/mesa/drivers/dri/i965/brw_defines.h @@ -813,11 +813,13 @@ #define CMD_3D_CC_STATE_POINTERS 0x780e /* GEN6+ */ #define CMD_3D_VS_STATE 0x7810 /* GEN6+ */ +/* DW2 */ # define GEN6_VS_SPF_MODE (1 << 31) # define GEN6_VS_VECTOR_MASK_ENABLE (1 << 30) # define GEN6_VS_SAMPLER_COUNT_SHIFT 27 # define GEN6_VS_BINDING_TABLE_ENTRY_COUNT_SHIFT 18 # define GEN6_VS_DISPATCH_START_GRF_SHIFT 20 +/* DW4 */ # define GEN6_VS_URB_READ_LENGTH_SHIFT 11 # define GEN6_VS_URB_ENTRY_READ_OFFSET_SHIFT 0 # define GEN6_VS_MAX_THREADS_SHIFT 25 @@ -825,11 +827,30 @@ # define GEN6_VS_CACHE_DISABLE (1 << 1) # define GEN6_VS_ENABLE (1 << 0) +#define CMD_3D_GS_STATE 0x7811 /* GEN6+ */ +/* DW2 */ +# define GEN6_GS_SPF_MODE (1 << 31) +# define GEN6_GS_VECTOR_MASK_ENABLE (1 << 30) +# define GEN6_GS_SAMPLER_COUNT_SHIFT 27 +# define GEN6_GS_BINDING_TABLE_ENTRY_COUNT_SHIFT 18 +# define GEN6_GS_DISPATCH_START_GRF_SHIFT 20 +/* DW4 */ +# define GEN6_GS_URB_READ_LENGTH_SHIFT 11 +# define GEN6_GS_URB_ENTRY_READ_OFFSET_SHIFT 0 +/* DW5 */ +# define GEN6_GS_MAX_THREADS_SHIFT 25 +# define GEN6_GS_STATISTICS_ENABLE (1 << 10) +# define GEN6_GS_SO_STATISTICS_ENABLE (1 << 9) +# define GEN6_GS_RENDERING_ENABLE (1 << 8) +/* DW6 */ +# define GEN6_GS_ENABLE (1 << 15) + #define CMD_3D_CONSTANT_VS_STATE 0x7815 /* GEN6+ */ -# define GEN6_VS_BUFFER_3_ENABLE (1 << 15) -# define GEN6_VS_BUFFER_2_ENABLE (1 << 14) -# define GEN6_VS_BUFFER_1_ENABLE (1 << 13) -# define GEN6_VS_BUFFER_0_ENABLE (1 << 12) +#define CMD_3D_CONSTANT_GS_STATE 0x7816 /* GEN6+ */ +# define GEN6_CONSTANT_BUFFER_3_ENABLE (1 << 15) +# define GEN6_CONSTANT_BUFFER_2_ENABLE (1 << 14) +# define GEN6_CONSTANT_BUFFER_1_ENABLE (1 << 13) +# define GEN6_CONSTANT_BUFFER_0_ENABLE (1 << 12) #define CMD_DRAW_RECT 0x7900 #define CMD_BLEND_CONSTANT_COLOR 0x7901 diff --git a/src/mesa/drivers/dri/i965/brw_state.h b/src/mesa/drivers/dri/i965/brw_state.h index 5066fe151bb..c4d1f2556c9 100644 --- a/src/mesa/drivers/dri/i965/brw_state.h +++ b/src/mesa/drivers/dri/i965/brw_state.h @@ -95,6 +95,7 @@ const struct brw_tracked_state gen6_blend_state; const struct brw_tracked_state gen6_cc_state_pointers; 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_vs_state; /** diff --git a/src/mesa/drivers/dri/i965/brw_state_upload.c b/src/mesa/drivers/dri/i965/brw_state_upload.c index b4b086dec47..dd797c42dd7 100644 --- a/src/mesa/drivers/dri/i965/brw_state_upload.c +++ b/src/mesa/drivers/dri/i965/brw_state_upload.c @@ -134,6 +134,7 @@ const struct brw_tracked_state *gen6_atoms[] = &brw_wm_surfaces, /* must do before samplers and unit */ &gen6_vs_state, + &gen6_gs_state, #if 0 &brw_wm_samplers, @@ -141,7 +142,6 @@ const struct brw_tracked_state *gen6_atoms[] = &brw_sf_vp, &brw_sf_unit, &brw_clip_unit, - &brw_gs_unit, /* Command packets: */ diff --git a/src/mesa/drivers/dri/i965/gen6_gs_state.c b/src/mesa/drivers/dri/i965/gen6_gs_state.c new file mode 100644 index 00000000000..3a16bd368ce --- /dev/null +++ b/src/mesa/drivers/dri/i965/gen6_gs_state.c @@ -0,0 +1,74 @@ +/* + * 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_gs_state(struct brw_context *brw) +{ + struct intel_context *intel = &brw->intel; + + BEGIN_BATCH(6); + OUT_BATCH(CMD_3D_GS_STATE << 16 | (6 - 2)); + OUT_BATCH(0); /* prog_bo */ + /* OUT_RELOC(brw->gs.prog_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0); */ + OUT_BATCH((0 << GEN6_GS_SAMPLER_COUNT_SHIFT) | + (0 << GEN6_GS_BINDING_TABLE_ENTRY_COUNT_SHIFT)); + OUT_BATCH(0); /* scratch space base offset */ + OUT_BATCH((1 << GEN6_GS_DISPATCH_START_GRF_SHIFT) | + (brw->gs.prog_data->urb_read_length << GEN6_GS_URB_READ_LENGTH_SHIFT) | + (0 << GEN6_GS_URB_ENTRY_READ_OFFSET_SHIFT)); + OUT_BATCH((0 << GEN6_GS_MAX_THREADS_SHIFT) | + GEN6_GS_STATISTICS_ENABLE); + ADVANCE_BATCH(); + + /* Disable all the constant buffers. */ + BEGIN_BATCH(5); + OUT_BATCH(CMD_3D_CONSTANT_GS_STATE << 16 | (5 - 2)); + OUT_BATCH(0); + OUT_BATCH(0); + OUT_BATCH(0); + OUT_BATCH(0); + ADVANCE_BATCH(); +} + +const struct brw_tracked_state gen6_gs_state = { + .dirty = { + .mesa = _NEW_TRANSFORM, + .brw = (BRW_NEW_CURBE_OFFSETS | + BRW_NEW_URB_FENCE | + BRW_NEW_CONTEXT), + .cache = CACHE_NEW_GS_PROG + }, + .emit = upload_gs_state, +}; -- 2.30.2