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* Copyright 2009 Joakim Sindholt <opensource@zhasha.com>
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* Corbin Simpson <MostAwesomeDude@gmail.com>
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* on the rights to use, copy, modify, merge, publish, distribute, sub
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* license, and/or sell copies of the Software, and to permit persons to whom
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* the Software is furnished to do so, subject to the following conditions:
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE. */
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#include "r300_context.h"
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#include "r300_screen.h"
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#include "r300_state_invariant.h"
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struct pipe_viewport_state r300_viewport_identity = {
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.scale = {1.0, 1.0, 1.0, 1.0},
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.translate = {0.0, 0.0, 0.0, 0.0},
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/* Calculate and emit invariant state. This is data that the 3D engine
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* will probably want at the beginning of every CS, but it's not currently
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* handled by any CSO setup, and in addition it doesn't really change much.
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* Note that eventually this should be empty, but it's useful for development
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* and general unduplication of code. */
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void r300_emit_invariant_state(struct r300_context* r300,
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unsigned size, void* state)
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struct r300_capabilities* caps = r300_screen(r300->context.screen)->caps;
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BEGIN_CS(14 + (caps->has_tcl ? 2: 0));
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/*** Graphics Backend (GB) ***/
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/* Various GB enables */
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OUT_CS_REG(R300_GB_ENABLE, R300_GB_POINT_STUFF_ENABLE |
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R300_GB_LINE_STUFF_ENABLE |
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R300_GB_TRIANGLE_STUFF_ENABLE);
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/* Subpixel multisampling for AA
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* These are commented out because glisse's CS checker doesn't like them.
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* I presume these will be re-enabled later.
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* OUT_CS_REG(R300_GB_MSPOS0, 0x66666666);
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* OUT_CS_REG(R300_GB_MSPOS1, 0x6666666);
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/* Source of fog depth */
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OUT_CS_REG(R300_GB_SELECT, R300_GB_FOG_SELECT_1_1_W);
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OUT_CS_REG(R300_FG_FOG_BLEND, 0x0);
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OUT_CS_REG(R300_FG_FOG_COLOR_R, 0x0);
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OUT_CS_REG(R300_FG_FOG_COLOR_G, 0x0);
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OUT_CS_REG(R300_FG_FOG_COLOR_B, 0x0);
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/* Sign/normalize control */
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OUT_CS_REG(R300_VAP_PSC_SGN_NORM_CNTL, R300_SGN_NORM_NO_ZERO);
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/* Amount of time to wait for vertex fetches in PVS */
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OUT_CS_REG(VAP_PVS_VTX_TIMEOUT_REG, 0xffff);
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/* XXX unsorted stuff from surface_fill */
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BEGIN_CS(44 + (caps->has_tcl ? 7 : 0) +
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(caps->family >= CHIP_FAMILY_RV350 ? 4 : 0));
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/*Flushing PVS is required before the VAP_GB registers can be changed*/
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OUT_CS_REG(R300_VAP_PVS_STATE_FLUSH_REG, 0);
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OUT_CS_REG_SEQ(R300_VAP_GB_VERT_CLIP_ADJ, 4);
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/* XXX point tex stuffing */
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OUT_CS_REG_SEQ(R300_GA_POINT_S0, 1);
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OUT_CS_REG_SEQ(R300_GA_POINT_S1, 1);
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/* XXX line tex stuffing */
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OUT_CS_REG_SEQ(R300_GA_LINE_S0, 1);
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OUT_CS_REG_SEQ(R300_GA_LINE_S1, 1);
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OUT_CS_REG(R300_GA_TRIANGLE_STIPPLE, 0x5 |
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(0x5 << R300_GA_TRIANGLE_STIPPLE_Y_SHIFT_SHIFT));
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/* XXX this big chunk should be refactored into rs_state */
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OUT_CS_REG(R300_GA_SOLID_RG, 0x00000000);
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OUT_CS_REG(R300_GA_SOLID_BA, 0x00000000);
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OUT_CS_REG(R300_GA_ROUND_MODE, 0x00000001);
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OUT_CS_REG(R300_GA_OFFSET, 0x00000000);
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OUT_CS_REG(R300_GA_FOG_SCALE, 0x3DBF1412);
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OUT_CS_REG(R300_GA_FOG_OFFSET, 0x00000000);
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OUT_CS_REG(R300_SU_TEX_WRAP, 0x00000000);
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OUT_CS_REG(R300_SU_DEPTH_SCALE, 0x4B7FFFFF);
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OUT_CS_REG(R300_SU_DEPTH_OFFSET, 0x00000000);
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OUT_CS_REG(R300_SC_HYPERZ, 0x0000001C);
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OUT_CS_REG(R300_SC_EDGERULE, 0x2DA49525);
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OUT_CS_REG(R300_RB3D_AARESOLVE_CTL, 0x00000000);
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if (caps->family >= CHIP_FAMILY_RV350) {
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OUT_CS_REG(R500_RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD, 0x01010101);
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OUT_CS_REG(R500_RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD, 0xFEFEFEFE);
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OUT_CS_REG(R300_ZB_BW_CNTL, 0x00000000);
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OUT_CS_REG(R300_ZB_DEPTHCLEARVALUE, 0x00000000);
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OUT_CS_REG(R300_ZB_HIZ_OFFSET, 0x00000000);
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OUT_CS_REG(R300_ZB_HIZ_PITCH, 0x00000000);
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OUT_CS_REG(R300_SC_CLIP_RULE, 0xaaaa);