/* * Copyright 2008 Corbin Simpson * Copyright 2009 Marek Olšák * * 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 * on 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 * THE AUTHOR(S) AND/OR THEIR 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. */ /* r300_emit: Functions for emitting state. */ #include "util/u_format.h" #include "util/u_math.h" #include "util/u_simple_list.h" #include "r300_context.h" #include "r300_cs.h" #include "r300_emit.h" #include "r300_fs.h" #include "r300_screen.h" #include "r300_screen_buffer.h" #include "r300_vs.h" void r300_emit_blend_state(struct r300_context* r300, unsigned size, void* state) { struct r300_blend_state* blend = (struct r300_blend_state*)state; struct pipe_framebuffer_state* fb = (struct pipe_framebuffer_state*)r300->fb_state.state; CS_LOCALS(r300); BEGIN_CS(size); OUT_CS_REG(R300_RB3D_ROPCNTL, blend->rop); OUT_CS_REG_SEQ(R300_RB3D_CBLEND, 3); if (fb->nr_cbufs) { OUT_CS(blend->blend_control); OUT_CS(blend->alpha_blend_control); OUT_CS(blend->color_channel_mask); } else { OUT_CS(0); OUT_CS(0); OUT_CS(0); /* XXX also disable fastfill here once it's supported */ } OUT_CS_REG(R300_RB3D_DITHER_CTL, blend->dither); END_CS; } void r300_emit_blend_color_state(struct r300_context* r300, unsigned size, void* state) { struct r300_blend_color_state* bc = (struct r300_blend_color_state*)state; CS_LOCALS(r300); if (r300->screen->caps.is_r500) { BEGIN_CS(size); OUT_CS_REG_SEQ(R500_RB3D_CONSTANT_COLOR_AR, 2); OUT_CS(bc->blend_color_red_alpha); OUT_CS(bc->blend_color_green_blue); END_CS; } else { BEGIN_CS(size); OUT_CS_REG(R300_RB3D_BLEND_COLOR, bc->blend_color); END_CS; } } void r300_emit_clip_state(struct r300_context* r300, unsigned size, void* state) { struct pipe_clip_state* clip = (struct pipe_clip_state*)state; int i; CS_LOCALS(r300); if (r300->screen->caps.has_tcl) { BEGIN_CS(size); OUT_CS_REG(R300_VAP_PVS_VECTOR_INDX_REG, (r300->screen->caps.is_r500 ? R500_PVS_UCP_START : R300_PVS_UCP_START)); OUT_CS_ONE_REG(R300_VAP_PVS_UPLOAD_DATA, 6 * 4); for (i = 0; i < 6; i++) { OUT_CS_32F(clip->ucp[i][0]); OUT_CS_32F(clip->ucp[i][1]); OUT_CS_32F(clip->ucp[i][2]); OUT_CS_32F(clip->ucp[i][3]); } OUT_CS_REG(R300_VAP_CLIP_CNTL, ((1 << clip->nr) - 1) | R300_PS_UCP_MODE_CLIP_AS_TRIFAN); END_CS; } else { BEGIN_CS(size); OUT_CS_REG(R300_VAP_CLIP_CNTL, R300_CLIP_DISABLE); END_CS; } } void r300_emit_dsa_state(struct r300_context* r300, unsigned size, void* state) { struct r300_dsa_state* dsa = (struct r300_dsa_state*)state; struct pipe_framebuffer_state* fb = (struct pipe_framebuffer_state*)r300->fb_state.state; struct pipe_stencil_ref stencil_ref = r300->stencil_ref; CS_LOCALS(r300); BEGIN_CS(size); OUT_CS_REG(R300_FG_ALPHA_FUNC, dsa->alpha_function); OUT_CS_REG_SEQ(R300_ZB_CNTL, 3); if (fb->zsbuf) { OUT_CS(dsa->z_buffer_control); OUT_CS(dsa->z_stencil_control); } else { OUT_CS(0); OUT_CS(0); } OUT_CS(dsa->stencil_ref_mask | stencil_ref.ref_value[0]); if (r300->screen->caps.is_r500) { OUT_CS_REG(R500_ZB_STENCILREFMASK_BF, dsa->stencil_ref_bf | stencil_ref.ref_value[1]); } END_CS; } static const float * get_shader_constant( struct r300_context * r300, struct rc_constant * constant, struct r300_constant_buffer * externals) { struct r300_viewport_state* viewport = r300->viewport_state.state; struct r300_textures_state* texstate = r300->textures_state.state; static float vec[4] = { 0.0, 0.0, 0.0, 1.0 }; struct pipe_resource *tex; switch(constant->Type) { case RC_CONSTANT_EXTERNAL: return externals->constants[constant->u.External]; case RC_CONSTANT_IMMEDIATE: return constant->u.Immediate; case RC_CONSTANT_STATE: switch (constant->u.State[0]) { /* Factor for converting rectangle coords to * normalized coords. Should only show up on non-r500. */ case RC_STATE_R300_TEXRECT_FACTOR: tex = texstate->sampler_views[constant->u.State[1]]->base.texture; vec[0] = 1.0 / tex->width0; vec[1] = 1.0 / tex->height0; break; /* Texture compare-fail value. Shouldn't ever show up, but if * it does, we'll be ready. */ case RC_STATE_SHADOW_AMBIENT: vec[3] = 0; break; case RC_STATE_R300_VIEWPORT_SCALE: vec[0] = viewport->xscale; vec[1] = viewport->yscale; vec[2] = viewport->zscale; break; case RC_STATE_R300_VIEWPORT_OFFSET: vec[0] = viewport->xoffset; vec[1] = viewport->yoffset; vec[2] = viewport->zoffset; break; default: fprintf(stderr, "r300: Implementation error: " "Unknown RC_CONSTANT type %d\n", constant->u.State[0]); } break; default: fprintf(stderr, "r300: Implementation error: " "Unhandled constant type %d\n", constant->Type); } /* This should either be (0, 0, 0, 1), which should be a relatively safe * RGBA or STRQ value, or it could be one of the RC_CONSTANT_STATE * state factors. */ return vec; } /* Convert a normal single-precision float into the 7.16 format * used by the R300 fragment shader. */ static uint32_t pack_float24(float f) { union { float fl; uint32_t u; } u; float mantissa; int exponent; uint32_t float24 = 0; if (f == 0.0) return 0; u.fl = f; mantissa = frexpf(f, &exponent); /* Handle -ve */ if (mantissa < 0) { float24 |= (1 << 23); mantissa = mantissa * -1.0; } /* Handle exponent, bias of 63 */ exponent += 62; float24 |= (exponent << 16); /* Kill 7 LSB of mantissa */ float24 |= (u.u & 0x7FFFFF) >> 7; return float24; } void r300_emit_fragment_program_code(struct r300_context* r300, struct rX00_fragment_program_code* generic_code) { struct r300_fragment_program_code * code = &generic_code->code.r300; int i; CS_LOCALS(r300); BEGIN_CS(15 + code->alu.length * 4 + (code->tex.length ? (1 + code->tex.length) : 0)); OUT_CS_REG(R300_US_CONFIG, code->config); OUT_CS_REG(R300_US_PIXSIZE, code->pixsize); OUT_CS_REG(R300_US_CODE_OFFSET, code->code_offset); OUT_CS_REG_SEQ(R300_US_CODE_ADDR_0, 4); for(i = 0; i < 4; ++i) OUT_CS(code->code_addr[i]); OUT_CS_REG_SEQ(R300_US_ALU_RGB_INST_0, code->alu.length); for (i = 0; i < code->alu.length; i++) OUT_CS(code->alu.inst[i].rgb_inst); OUT_CS_REG_SEQ(R300_US_ALU_RGB_ADDR_0, code->alu.length); for (i = 0; i < code->alu.length; i++) OUT_CS(code->alu.inst[i].rgb_addr); OUT_CS_REG_SEQ(R300_US_ALU_ALPHA_INST_0, code->alu.length); for (i = 0; i < code->alu.length; i++) OUT_CS(code->alu.inst[i].alpha_inst); OUT_CS_REG_SEQ(R300_US_ALU_ALPHA_ADDR_0, code->alu.length); for (i = 0; i < code->alu.length; i++) OUT_CS(code->alu.inst[i].alpha_addr); if (code->tex.length) { OUT_CS_REG_SEQ(R300_US_TEX_INST_0, code->tex.length); for(i = 0; i < code->tex.length; ++i) OUT_CS(code->tex.inst[i]); } END_CS; } void r300_emit_fs_constant_buffer(struct r300_context* r300, struct rc_constant_list* constants) { int i; CS_LOCALS(r300); if (constants->Count == 0) return; BEGIN_CS(constants->Count * 4 + 1); OUT_CS_REG_SEQ(R300_PFS_PARAM_0_X, constants->Count * 4); for(i = 0; i < constants->Count; ++i) { const float * data = get_shader_constant(r300, &constants->Constants[i], &r300->shader_constants[PIPE_SHADER_FRAGMENT]); OUT_CS(pack_float24(data[0])); OUT_CS(pack_float24(data[1])); OUT_CS(pack_float24(data[2])); OUT_CS(pack_float24(data[3])); } END_CS; } static void r300_emit_fragment_depth_config(struct r300_context* r300, struct r300_fragment_shader* fs) { CS_LOCALS(r300); BEGIN_CS(4); if (r300_fragment_shader_writes_depth(fs)) { OUT_CS_REG(R300_FG_DEPTH_SRC, R300_FG_DEPTH_SRC_SHADER); OUT_CS_REG(R300_US_W_FMT, R300_W_FMT_W24 | R300_W_SRC_US); } else { OUT_CS_REG(R300_FG_DEPTH_SRC, R300_FG_DEPTH_SRC_SCAN); OUT_CS_REG(R300_US_W_FMT, R300_W_FMT_W0 | R300_W_SRC_US); } END_CS; } void r500_emit_fragment_program_code(struct r300_context* r300, struct rX00_fragment_program_code* generic_code) { struct r500_fragment_program_code * code = &generic_code->code.r500; int i; CS_LOCALS(r300); BEGIN_CS(13 + ((code->inst_end + 1) * 6)); OUT_CS_REG(R500_US_CONFIG, R500_ZERO_TIMES_ANYTHING_EQUALS_ZERO); OUT_CS_REG(R500_US_PIXSIZE, code->max_temp_idx); OUT_CS_REG(R500_US_CODE_RANGE, R500_US_CODE_RANGE_ADDR(0) | R500_US_CODE_RANGE_SIZE(code->inst_end)); OUT_CS_REG(R500_US_CODE_OFFSET, 0); OUT_CS_REG(R500_US_CODE_ADDR, R500_US_CODE_START_ADDR(0) | R500_US_CODE_END_ADDR(code->inst_end)); OUT_CS_REG(R500_GA_US_VECTOR_INDEX, R500_GA_US_VECTOR_INDEX_TYPE_INSTR); OUT_CS_ONE_REG(R500_GA_US_VECTOR_DATA, (code->inst_end + 1) * 6); for (i = 0; i <= code->inst_end; i++) { OUT_CS(code->inst[i].inst0); OUT_CS(code->inst[i].inst1); OUT_CS(code->inst[i].inst2); OUT_CS(code->inst[i].inst3); OUT_CS(code->inst[i].inst4); OUT_CS(code->inst[i].inst5); } END_CS; } void r500_emit_fs_constant_buffer(struct r300_context* r300, struct rc_constant_list* constants) { int i; CS_LOCALS(r300); if (constants->Count == 0) return; BEGIN_CS(constants->Count * 4 + 3); OUT_CS_REG(R500_GA_US_VECTOR_INDEX, R500_GA_US_VECTOR_INDEX_TYPE_CONST); OUT_CS_ONE_REG(R500_GA_US_VECTOR_DATA, constants->Count * 4); for (i = 0; i < constants->Count; i++) { const float * data = get_shader_constant(r300, &constants->Constants[i], &r300->shader_constants[PIPE_SHADER_FRAGMENT]); OUT_CS_32F(data[0]); OUT_CS_32F(data[1]); OUT_CS_32F(data[2]); OUT_CS_32F(data[3]); } END_CS; } void r300_emit_fb_state(struct r300_context* r300, unsigned size, void* state) { struct pipe_framebuffer_state* fb = (struct pipe_framebuffer_state*)state; struct r300_texture* tex; struct pipe_surface* surf; int i; CS_LOCALS(r300); BEGIN_CS(size); /* Flush and free renderbuffer caches. */ OUT_CS_REG(R300_RB3D_DSTCACHE_CTLSTAT, R300_RB3D_DSTCACHE_CTLSTAT_DC_FREE_FREE_3D_TAGS | R300_RB3D_DSTCACHE_CTLSTAT_DC_FLUSH_FLUSH_DIRTY_3D); OUT_CS_REG(R300_ZB_ZCACHE_CTLSTAT, R300_ZB_ZCACHE_CTLSTAT_ZC_FLUSH_FLUSH_AND_FREE | R300_ZB_ZCACHE_CTLSTAT_ZC_FREE_FREE); /* Set the number of colorbuffers. */ if (fb->nr_cbufs > 1) { if (r300->screen->caps.is_r500) { OUT_CS_REG(R300_RB3D_CCTL, R300_RB3D_CCTL_NUM_MULTIWRITES(fb->nr_cbufs) | R300_RB3D_CCTL_INDEPENDENT_COLORFORMAT_ENABLE_ENABLE); } else { OUT_CS_REG(R300_RB3D_CCTL, R300_RB3D_CCTL_NUM_MULTIWRITES(fb->nr_cbufs)); } } else { OUT_CS_REG(R300_RB3D_CCTL, 0x0); } /* Set up colorbuffers. */ for (i = 0; i < fb->nr_cbufs; i++) { surf = fb->cbufs[i]; tex = r300_texture(surf->texture); assert(tex && tex->buffer && "cbuf is marked, but NULL!"); OUT_CS_REG_SEQ(R300_RB3D_COLOROFFSET0 + (4 * i), 1); OUT_CS_TEX_RELOC(tex, surf->offset, 0, RADEON_GEM_DOMAIN_VRAM, 0); OUT_CS_REG_SEQ(R300_RB3D_COLORPITCH0 + (4 * i), 1); OUT_CS_TEX_RELOC(tex, tex->fb_state.colorpitch[surf->level], 0, RADEON_GEM_DOMAIN_VRAM, 0); OUT_CS_REG(R300_US_OUT_FMT_0 + (4 * i), tex->fb_state.us_out_fmt); } for (; i < 4; i++) { OUT_CS_REG(R300_US_OUT_FMT_0 + (4 * i), R300_US_OUT_FMT_UNUSED); } /* Set up a zbuffer. */ if (fb->zsbuf) { surf = fb->zsbuf; tex = r300_texture(surf->texture); assert(tex && tex->buffer && "zsbuf is marked, but NULL!"); OUT_CS_REG_SEQ(R300_ZB_DEPTHOFFSET, 1); OUT_CS_TEX_RELOC(tex, surf->offset, 0, RADEON_GEM_DOMAIN_VRAM, 0); OUT_CS_REG(R300_ZB_FORMAT, tex->fb_state.zb_format); OUT_CS_REG_SEQ(R300_ZB_DEPTHPITCH, 1); OUT_CS_TEX_RELOC(tex, tex->fb_state.depthpitch[surf->level], 0, RADEON_GEM_DOMAIN_VRAM, 0); } OUT_CS_REG(R300_GA_POINT_MINMAX, (MAX2(fb->width, fb->height) * 6) << R300_GA_POINT_MINMAX_MAX_SHIFT); END_CS; } void r300_emit_query_start(struct r300_context *r300) { struct r300_query *query = r300->query_current; CS_LOCALS(r300); if (!query) return; BEGIN_CS(4); if (r300->screen->caps.family == CHIP_FAMILY_RV530) { OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_ALL); } else { OUT_CS_REG(R300_SU_REG_DEST, R300_RASTER_PIPE_SELECT_ALL); } OUT_CS_REG(R300_ZB_ZPASS_DATA, 0); END_CS; query->begin_emitted = TRUE; } static void r300_emit_query_finish(struct r300_context *r300, struct r300_query *query) { struct r300_capabilities* caps = &r300->screen->caps; CS_LOCALS(r300); assert(caps->num_frag_pipes); BEGIN_CS(6 * caps->num_frag_pipes + 2); /* I'm not so sure I like this switch, but it's hard to be elegant * when there's so many special cases... * * So here's the basic idea. For each pipe, enable writes to it only, * then put out the relocation for ZPASS_ADDR, taking into account a * 4-byte offset for each pipe. RV380 and older are special; they have * only two pipes, and the second pipe's enable is on bit 3, not bit 1, * so there's a chipset cap for that. */ switch (caps->num_frag_pipes) { case 4: /* pipe 3 only */ OUT_CS_REG(R300_SU_REG_DEST, 1 << 3); OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1); OUT_CS_BUF_RELOC(r300->oqbo, query->offset + (sizeof(uint32_t) * 3), 0, RADEON_GEM_DOMAIN_GTT, 0); case 3: /* pipe 2 only */ OUT_CS_REG(R300_SU_REG_DEST, 1 << 2); OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1); OUT_CS_BUF_RELOC(r300->oqbo, query->offset + (sizeof(uint32_t) * 2), 0, RADEON_GEM_DOMAIN_GTT, 0); case 2: /* pipe 1 only */ /* As mentioned above, accomodate RV380 and older. */ OUT_CS_REG(R300_SU_REG_DEST, 1 << (caps->high_second_pipe ? 3 : 1)); OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1); OUT_CS_BUF_RELOC(r300->oqbo, query->offset + (sizeof(uint32_t) * 1), 0, RADEON_GEM_DOMAIN_GTT, 0); case 1: /* pipe 0 only */ OUT_CS_REG(R300_SU_REG_DEST, 1 << 0); OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1); OUT_CS_BUF_RELOC(r300->oqbo, query->offset + (sizeof(uint32_t) * 0), 0, RADEON_GEM_DOMAIN_GTT, 0); break; default: fprintf(stderr, "r300: Implementation error: Chipset reports %d" " pixel pipes!\n", caps->num_frag_pipes); abort(); } /* And, finally, reset it to normal... */ OUT_CS_REG(R300_SU_REG_DEST, 0xF); END_CS; } static void rv530_emit_query_single(struct r300_context *r300, struct r300_query *query) { CS_LOCALS(r300); BEGIN_CS(8); OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_0); OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1); OUT_CS_BUF_RELOC(r300->oqbo, query->offset, 0, RADEON_GEM_DOMAIN_GTT, 0); OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_ALL); END_CS; } static void rv530_emit_query_double(struct r300_context *r300, struct r300_query *query) { CS_LOCALS(r300); BEGIN_CS(14); OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_0); OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1); OUT_CS_BUF_RELOC(r300->oqbo, query->offset, 0, RADEON_GEM_DOMAIN_GTT, 0); OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_1); OUT_CS_REG_SEQ(R300_ZB_ZPASS_ADDR, 1); OUT_CS_BUF_RELOC(r300->oqbo, query->offset + sizeof(uint32_t), 0, RADEON_GEM_DOMAIN_GTT, 0); OUT_CS_REG(RV530_FG_ZBREG_DEST, RV530_FG_ZBREG_DEST_PIPE_SELECT_ALL); END_CS; } void r300_emit_query_end(struct r300_context* r300) { struct r300_capabilities *caps = &r300->screen->caps; struct r300_query *query = r300->query_current; if (!query) return; if (query->begin_emitted == FALSE) return; if (caps->family == CHIP_FAMILY_RV530) { if (caps->num_z_pipes == 2) rv530_emit_query_double(r300, query); else rv530_emit_query_single(r300, query); } else r300_emit_query_finish(r300, query); } void r300_emit_rs_state(struct r300_context* r300, unsigned size, void* state) { struct r300_rs_state* rs = (struct r300_rs_state*)state; float scale, offset; CS_LOCALS(r300); BEGIN_CS(size); OUT_CS_REG(R300_VAP_CNTL_STATUS, rs->vap_control_status); OUT_CS_REG(R300_GB_AA_CONFIG, rs->antialiasing_config); OUT_CS_REG(R300_GA_POINT_SIZE, rs->point_size); OUT_CS_REG(R300_GA_LINE_CNTL, rs->line_control); if (rs->polygon_offset_enable) { scale = rs->depth_scale * 12; offset = rs->depth_offset; switch (r300->zbuffer_bpp) { case 16: offset *= 4; break; case 24: offset *= 2; break; } OUT_CS_REG_SEQ(R300_SU_POLY_OFFSET_FRONT_SCALE, 4); OUT_CS_32F(scale); OUT_CS_32F(offset); OUT_CS_32F(scale); OUT_CS_32F(offset); } OUT_CS_REG_SEQ(R300_SU_POLY_OFFSET_ENABLE, 2); OUT_CS(rs->polygon_offset_enable); OUT_CS(rs->cull_mode); OUT_CS_REG(R300_GA_LINE_STIPPLE_CONFIG, rs->line_stipple_config); OUT_CS_REG(R300_GA_LINE_STIPPLE_VALUE, rs->line_stipple_value); OUT_CS_REG(R300_GA_POLY_MODE, rs->polygon_mode); END_CS; } void r300_emit_rs_block_state(struct r300_context* r300, unsigned size, void* state) { struct r300_rs_block* rs = (struct r300_rs_block*)state; unsigned i; /* It's the same for both INST and IP tables */ unsigned count = (rs->inst_count & R300_RS_INST_COUNT_MASK) + 1; CS_LOCALS(r300); DBG(r300, DBG_DRAW, "r300: RS emit:\n"); BEGIN_CS(size); if (r300->screen->caps.is_r500) { OUT_CS_REG_SEQ(R500_RS_IP_0, count); } else { OUT_CS_REG_SEQ(R300_RS_IP_0, count); } for (i = 0; i < count; i++) { OUT_CS(rs->ip[i]); DBG(r300, DBG_DRAW, " : ip %d: 0x%08x\n", i, rs->ip[i]); } OUT_CS_REG_SEQ(R300_RS_COUNT, 2); OUT_CS(rs->count); OUT_CS(rs->inst_count); if (r300->screen->caps.is_r500) { OUT_CS_REG_SEQ(R500_RS_INST_0, count); } else { OUT_CS_REG_SEQ(R300_RS_INST_0, count); } for (i = 0; i < count; i++) { OUT_CS(rs->inst[i]); DBG(r300, DBG_DRAW, " : inst %d: 0x%08x\n", i, rs->inst[i]); } DBG(r300, DBG_DRAW, " : count: 0x%08x inst_count: 0x%08x\n", rs->count, rs->inst_count); END_CS; } void r300_emit_scissor_state(struct r300_context* r300, unsigned size, void* state) { unsigned minx, miny, maxx, maxy; uint32_t top_left, bottom_right; struct pipe_scissor_state* scissor = (struct pipe_scissor_state*)state; struct pipe_framebuffer_state* fb = (struct pipe_framebuffer_state*)r300->fb_state.state; CS_LOCALS(r300); minx = miny = 0; maxx = fb->width; maxy = fb->height; if (r300->scissor_enabled) { minx = MAX2(minx, scissor->minx); miny = MAX2(miny, scissor->miny); maxx = MIN2(maxx, scissor->maxx); maxy = MIN2(maxy, scissor->maxy); } /* Special case for zero-area scissor. * * We can't allow the variables maxx and maxy to be zero because they are * subtracted from later in the code, which would cause emitting ~0 and * making the kernel checker angry. * * Let's consider we change maxx and maxy to 1, which is effectively * a one-pixel area. We must then change minx and miny to a number which is * greater than 1 to get the zero area back. */ if (!maxx || !maxy) { minx = 2; miny = 2; maxx = 1; maxy = 1; } if (r300->screen->caps.is_r500) { top_left = (minx << R300_SCISSORS_X_SHIFT) | (miny << R300_SCISSORS_Y_SHIFT); bottom_right = ((maxx - 1) << R300_SCISSORS_X_SHIFT) | ((maxy - 1) << R300_SCISSORS_Y_SHIFT); } else { /* Offset of 1440 in non-R500 chipsets. */ top_left = ((minx + 1440) << R300_SCISSORS_X_SHIFT) | ((miny + 1440) << R300_SCISSORS_Y_SHIFT); bottom_right = (((maxx - 1) + 1440) << R300_SCISSORS_X_SHIFT) | (((maxy - 1) + 1440) << R300_SCISSORS_Y_SHIFT); } BEGIN_CS(size); OUT_CS_REG_SEQ(R300_SC_SCISSORS_TL, 2); OUT_CS(top_left); OUT_CS(bottom_right); END_CS; } void r300_emit_textures_state(struct r300_context *r300, unsigned size, void *state) { struct r300_textures_state *allstate = (struct r300_textures_state*)state; struct r300_texture_sampler_state *texstate; unsigned i; CS_LOCALS(r300); BEGIN_CS(size); OUT_CS_REG(R300_TX_ENABLE, allstate->tx_enable); for (i = 0; i < allstate->count; i++) { if ((1 << i) & allstate->tx_enable) { texstate = &allstate->regs[i]; OUT_CS_REG(R300_TX_FILTER0_0 + (i * 4), texstate->filter0); OUT_CS_REG(R300_TX_FILTER1_0 + (i * 4), texstate->filter1); OUT_CS_REG(R300_TX_BORDER_COLOR_0 + (i * 4), texstate->border_color); OUT_CS_REG(R300_TX_FORMAT0_0 + (i * 4), texstate->format.format0); OUT_CS_REG(R300_TX_FORMAT1_0 + (i * 4), texstate->format.format1); OUT_CS_REG(R300_TX_FORMAT2_0 + (i * 4), texstate->format.format2); OUT_CS_REG_SEQ(R300_TX_OFFSET_0 + (i * 4), 1); OUT_CS_TEX_RELOC(r300_texture(allstate->sampler_views[i]->base.texture), texstate->format.tile_config, RADEON_GEM_DOMAIN_GTT | RADEON_GEM_DOMAIN_VRAM, 0, 0); } } END_CS; } void r300_emit_aos(struct r300_context* r300, unsigned offset) { struct pipe_vertex_buffer *vb1, *vb2, *vbuf = r300->vertex_buffer; struct pipe_vertex_element *velem = r300->velems->velem; int i; unsigned size1, size2, aos_count = r300->velems->count; unsigned packet_size = (aos_count * 3 + 1) / 2; CS_LOCALS(r300); BEGIN_CS(2 + packet_size + aos_count * 2); OUT_CS_PKT3(R300_PACKET3_3D_LOAD_VBPNTR, packet_size); OUT_CS(aos_count); for (i = 0; i < aos_count - 1; i += 2) { vb1 = &vbuf[velem[i].vertex_buffer_index]; vb2 = &vbuf[velem[i+1].vertex_buffer_index]; size1 = util_format_get_blocksize(velem[i].src_format); size2 = util_format_get_blocksize(velem[i+1].src_format); OUT_CS(R300_VBPNTR_SIZE0(size1) | R300_VBPNTR_STRIDE0(vb1->stride) | R300_VBPNTR_SIZE1(size2) | R300_VBPNTR_STRIDE1(vb2->stride)); OUT_CS(vb1->buffer_offset + velem[i].src_offset + offset * vb1->stride); OUT_CS(vb2->buffer_offset + velem[i+1].src_offset + offset * vb2->stride); } if (aos_count & 1) { vb1 = &vbuf[velem[i].vertex_buffer_index]; size1 = util_format_get_blocksize(velem[i].src_format); OUT_CS(R300_VBPNTR_SIZE0(size1) | R300_VBPNTR_STRIDE0(vb1->stride)); OUT_CS(vb1->buffer_offset + velem[i].src_offset + offset * vb1->stride); } for (i = 0; i < aos_count; i++) { OUT_CS_BUF_RELOC_NO_OFFSET(vbuf[velem[i].vertex_buffer_index].buffer, RADEON_GEM_DOMAIN_GTT, 0, 0); } END_CS; } void r300_emit_vertex_buffer(struct r300_context* r300) { CS_LOCALS(r300); DBG(r300, DBG_DRAW, "r300: Preparing vertex buffer %p for render, " "vertex size %d\n", r300->vbo, r300->vertex_info.size); /* Set the pointer to our vertex buffer. The emitted values are this: * PACKET3 [3D_LOAD_VBPNTR] * COUNT [1] * FORMAT [size | stride << 8] * OFFSET [offset into BO] * VBPNTR [relocated BO] */ BEGIN_CS(7); OUT_CS_PKT3(R300_PACKET3_3D_LOAD_VBPNTR, 3); OUT_CS(1); OUT_CS(r300->vertex_info.size | (r300->vertex_info.size << 8)); OUT_CS(r300->vbo_offset); OUT_CS_BUF_RELOC(r300->vbo, 0, RADEON_GEM_DOMAIN_GTT, 0, 0); END_CS; } void r300_emit_vertex_stream_state(struct r300_context* r300, unsigned size, void* state) { struct r300_vertex_stream_state *streams = (struct r300_vertex_stream_state*)state; unsigned i; CS_LOCALS(r300); DBG(r300, DBG_DRAW, "r300: PSC emit:\n"); BEGIN_CS(size); OUT_CS_REG_SEQ(R300_VAP_PROG_STREAM_CNTL_0, streams->count); for (i = 0; i < streams->count; i++) { OUT_CS(streams->vap_prog_stream_cntl[i]); DBG(r300, DBG_DRAW, " : prog_stream_cntl%d: 0x%08x\n", i, streams->vap_prog_stream_cntl[i]); } OUT_CS_REG_SEQ(R300_VAP_PROG_STREAM_CNTL_EXT_0, streams->count); for (i = 0; i < streams->count; i++) { OUT_CS(streams->vap_prog_stream_cntl_ext[i]); DBG(r300, DBG_DRAW, " : prog_stream_cntl_ext%d: 0x%08x\n", i, streams->vap_prog_stream_cntl_ext[i]); } END_CS; } void r300_emit_vap_output_state(struct r300_context* r300, unsigned size, void* state) { struct r300_vap_output_state *vap_out_state = (struct r300_vap_output_state*)state; CS_LOCALS(r300); DBG(r300, DBG_DRAW, "r300: VAP emit:\n"); BEGIN_CS(size); OUT_CS_REG_SEQ(R300_VAP_VTX_STATE_CNTL, 2); OUT_CS(vap_out_state->vap_vtx_state_cntl); OUT_CS(vap_out_state->vap_vsm_vtx_assm); OUT_CS_REG_SEQ(R300_VAP_OUTPUT_VTX_FMT_0, 2); OUT_CS(vap_out_state->vap_out_vtx_fmt[0]); OUT_CS(vap_out_state->vap_out_vtx_fmt[1]); END_CS; } void r300_emit_pvs_flush(struct r300_context* r300, unsigned size, void* state) { CS_LOCALS(r300); BEGIN_CS(size); OUT_CS_REG(R300_VAP_PVS_STATE_FLUSH_REG, 0x0); END_CS; } void r300_emit_vs_state(struct r300_context* r300, unsigned size, void* state) { struct r300_vertex_shader* vs = (struct r300_vertex_shader*)state; struct r300_vertex_program_code* code = &vs->code; struct r300_screen* r300screen = r300->screen; unsigned instruction_count = code->length / 4; unsigned i; unsigned vtx_mem_size = r300screen->caps.is_r500 ? 128 : 72; unsigned input_count = MAX2(util_bitcount(code->InputsRead), 1); unsigned output_count = MAX2(util_bitcount(code->OutputsWritten), 1); unsigned temp_count = MAX2(code->num_temporaries, 1); unsigned pvs_num_slots = MIN3(vtx_mem_size / input_count, vtx_mem_size / output_count, 10); unsigned pvs_num_controllers = MIN2(vtx_mem_size / temp_count, 6); CS_LOCALS(r300); BEGIN_CS(size); /* R300_VAP_PVS_CODE_CNTL_0 * R300_VAP_PVS_CONST_CNTL * R300_VAP_PVS_CODE_CNTL_1 * See the r5xx docs for instructions on how to use these. */ OUT_CS_REG_SEQ(R300_VAP_PVS_CODE_CNTL_0, 3); OUT_CS(R300_PVS_FIRST_INST(0) | R300_PVS_XYZW_VALID_INST(instruction_count - 1) | R300_PVS_LAST_INST(instruction_count - 1)); OUT_CS(R300_PVS_MAX_CONST_ADDR(code->constants.Count - 1)); OUT_CS(instruction_count - 1); OUT_CS_REG(R300_VAP_PVS_VECTOR_INDX_REG, 0); OUT_CS_ONE_REG(R300_VAP_PVS_UPLOAD_DATA, code->length); for (i = 0; i < code->length; i++) { OUT_CS(code->body.d[i]); } OUT_CS_REG(R300_VAP_CNTL, R300_PVS_NUM_SLOTS(pvs_num_slots) | R300_PVS_NUM_CNTLRS(pvs_num_controllers) | R300_PVS_NUM_FPUS(r300screen->caps.num_vert_fpus) | R300_PVS_VF_MAX_VTX_NUM(12) | (r300screen->caps.is_r500 ? R500_TCL_STATE_OPTIMIZATION : 0)); END_CS; } void r300_emit_vs_constant_buffer(struct r300_context* r300, struct rc_constant_list* constants) { unsigned i; CS_LOCALS(r300); BEGIN_CS(constants->Count * 4 + 3); OUT_CS_REG(R300_VAP_PVS_VECTOR_INDX_REG, (r300->screen->caps.is_r500 ? R500_PVS_CONST_START : R300_PVS_CONST_START)); OUT_CS_ONE_REG(R300_VAP_PVS_UPLOAD_DATA, constants->Count * 4); for (i = 0; i < constants->Count; i++) { const float *data = get_shader_constant(r300, &constants->Constants[i], &r300->shader_constants[PIPE_SHADER_VERTEX]); OUT_CS_32F(data[0]); OUT_CS_32F(data[1]); OUT_CS_32F(data[2]); OUT_CS_32F(data[3]); } END_CS; } void r300_emit_viewport_state(struct r300_context* r300, unsigned size, void* state) { struct r300_viewport_state* viewport = (struct r300_viewport_state*)state; CS_LOCALS(r300); BEGIN_CS(size); OUT_CS_REG_SEQ(R300_SE_VPORT_XSCALE, 6); OUT_CS_32F(viewport->xscale); OUT_CS_32F(viewport->xoffset); OUT_CS_32F(viewport->yscale); OUT_CS_32F(viewport->yoffset); OUT_CS_32F(viewport->zscale); OUT_CS_32F(viewport->zoffset); OUT_CS_REG(R300_VAP_VTE_CNTL, viewport->vte_control); END_CS; } void r300_emit_ztop_state(struct r300_context* r300, unsigned size, void* state) { struct r300_ztop_state* ztop = (struct r300_ztop_state*)state; CS_LOCALS(r300); BEGIN_CS(size); OUT_CS_REG(R300_ZB_ZTOP, ztop->z_buffer_top); END_CS; } void r300_emit_texture_cache_inval(struct r300_context* r300, unsigned size, void* state) { CS_LOCALS(r300); BEGIN_CS(size); OUT_CS_REG(R300_TX_INVALTAGS, 0); END_CS; } void r300_emit_buffer_validate(struct r300_context *r300, boolean do_validate_vertex_buffers, struct pipe_resource *index_buffer) { struct pipe_framebuffer_state* fb = (struct pipe_framebuffer_state*)r300->fb_state.state; struct r300_textures_state *texstate = (struct r300_textures_state*)r300->textures_state.state; struct r300_texture* tex; struct pipe_vertex_buffer *vbuf = r300->vertex_buffer; struct pipe_vertex_element *velem = r300->velems->velem; struct pipe_resource *pbuf; unsigned i; boolean invalid = FALSE; /* upload buffers first */ if (r300->any_user_vbs) { r300_upload_user_buffers(r300); r300->any_user_vbs = false; } /* Clean out BOs. */ r300->rws->reset_bos(r300->rws); validate: /* Color buffers... */ for (i = 0; i < fb->nr_cbufs; i++) { tex = r300_texture(fb->cbufs[i]->texture); assert(tex && tex->buffer && "cbuf is marked, but NULL!"); if (!r300_add_texture(r300->rws, tex, 0, RADEON_GEM_DOMAIN_VRAM)) { r300->context.flush(&r300->context, 0, NULL); goto validate; } } /* ...depth buffer... */ if (fb->zsbuf) { tex = r300_texture(fb->zsbuf->texture); assert(tex && tex->buffer && "zsbuf is marked, but NULL!"); if (!r300_add_texture(r300->rws, tex, 0, RADEON_GEM_DOMAIN_VRAM)) { r300->context.flush(&r300->context, 0, NULL); goto validate; } } /* ...textures... */ for (i = 0; i < texstate->count; i++) { if (!(texstate->tx_enable & (1 << i))) { continue; } tex = r300_texture(texstate->sampler_views[i]->base.texture); if (!r300_add_texture(r300->rws, tex, RADEON_GEM_DOMAIN_GTT | RADEON_GEM_DOMAIN_VRAM, 0)) { r300->context.flush(&r300->context, 0, NULL); goto validate; } } /* ...occlusion query buffer... */ if (r300->dirty_state & R300_NEW_QUERY) { if (!r300_add_buffer(r300->rws, r300->oqbo, 0, RADEON_GEM_DOMAIN_GTT)) { r300->context.flush(&r300->context, 0, NULL); goto validate; } } /* ...vertex buffer for SWTCL path... */ if (r300->vbo) { if (!r300_add_buffer(r300->rws, r300->vbo, RADEON_GEM_DOMAIN_GTT, 0)) { r300->context.flush(&r300->context, 0, NULL); goto validate; } } /* ...vertex buffers for HWTCL path... */ if (do_validate_vertex_buffers) { for (i = 0; i < r300->velems->count; i++) { pbuf = vbuf[velem[i].vertex_buffer_index].buffer; if (!r300_add_buffer(r300->rws, pbuf, RADEON_GEM_DOMAIN_GTT, 0)) { r300->context.flush(&r300->context, 0, NULL); goto validate; } } } /* ...and index buffer for HWTCL path. */ if (index_buffer) { if (!r300_add_buffer(r300->rws, index_buffer, RADEON_GEM_DOMAIN_GTT, 0)) { r300->context.flush(&r300->context, 0, NULL); goto validate; } } if (!r300->rws->validate(r300->rws)) { r300->context.flush(&r300->context, 0, NULL); if (invalid) { /* Well, hell. */ fprintf(stderr, "r300: Stuck in validation loop, gonna quit now.\n"); abort(); } invalid = TRUE; goto validate; } } unsigned r300_get_num_dirty_dwords(struct r300_context *r300) { struct r300_atom* atom; unsigned dwords = 0; foreach(atom, &r300->atom_list) { if (atom->dirty || atom->always_dirty) { dwords += atom->size; } } /* XXX This is the compensation for the non-atomized states. */ dwords += 1024; return dwords; } /* Emit all dirty state. */ void r300_emit_dirty_state(struct r300_context* r300) { struct r300_screen* r300screen = r300->screen; struct r300_atom* atom; if (r300->dirty_state & R300_NEW_QUERY) { r300_emit_query_start(r300); r300->dirty_state &= ~R300_NEW_QUERY; } foreach(atom, &r300->atom_list) { if (atom->dirty || atom->always_dirty) { atom->emit(r300, atom->size, atom->state); atom->dirty = FALSE; } } if (r300->dirty_state & R300_NEW_FRAGMENT_SHADER) { r300_emit_fragment_depth_config(r300, r300->fs); if (r300screen->caps.is_r500) { r500_emit_fragment_program_code(r300, &r300->fs->shader->code); } else { r300_emit_fragment_program_code(r300, &r300->fs->shader->code); } r300->dirty_state &= ~R300_NEW_FRAGMENT_SHADER; } if (r300->dirty_state & R300_NEW_FRAGMENT_SHADER_CONSTANTS) { if (r300screen->caps.is_r500) { r500_emit_fs_constant_buffer(r300, &r300->fs->shader->code.constants); } else { r300_emit_fs_constant_buffer(r300, &r300->fs->shader->code.constants); } r300->dirty_state &= ~R300_NEW_FRAGMENT_SHADER_CONSTANTS; } if (r300->dirty_state & R300_NEW_VERTEX_SHADER_CONSTANTS) { struct r300_vertex_shader* vs = r300->vs_state.state; if (vs->code.constants.Count) { r300_emit_vs_constant_buffer(r300, &vs->code.constants); } r300->dirty_state &= ~R300_NEW_VERTEX_SHADER_CONSTANTS; } /* XXX assert(r300->dirty_state == 0); */ /* Emit the VBO for SWTCL. */ if (!r300screen->caps.has_tcl) { r300_emit_vertex_buffer(r300); } r300->dirty_hw++; }