diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_surface.c')
| -rw-r--r-- | src/gallium/drivers/r300/r300_surface.c | 327 |
1 files changed, 327 insertions, 0 deletions
diff --git a/src/gallium/drivers/r300/r300_surface.c b/src/gallium/drivers/r300/r300_surface.c new file mode 100644 index 00000000000..b2c4f4251d9 --- /dev/null +++ b/src/gallium/drivers/r300/r300_surface.c @@ -0,0 +1,327 @@ +/* + * Copyright 2008 Corbin Simpson <[email protected]> + * Joakim Sindholt <[email protected]> + * + * 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. */ + +#include "r300_surface.h" + +/* Provides pipe_context's "surface_fill". Commonly used for clearing + * buffers. */ +static void r300_surface_fill(struct pipe_context* pipe, + struct pipe_surface* dest, + unsigned x, unsigned y, + unsigned w, unsigned h, + unsigned color) +{ + struct r300_context* r300 = r300_context(pipe); + CS_LOCALS(r300); + struct r300_capabilities* caps = ((struct r300_screen*)pipe->screen)->caps; + struct r300_texture* tex = (struct r300_texture*)dest->texture; + int i; + float r, g, b, a; + r = (float)((color >> 16) & 0xff) / 255.0f; + g = (float)((color >> 8) & 0xff) / 255.0f; + b = (float)((color >> 0) & 0xff) / 255.0f; + debug_printf("r300: Filling surface %p at (%d,%d)," + " dimensions %dx%d (stride %d), color 0x%x\n", + dest, x, y, w, h, dest->stride, color); + + /* Fallback? */ + if (0) { + debug_printf("r300: Falling back on surface clear..."); + void* map = pipe->screen->surface_map(pipe->screen, dest, + PIPE_BUFFER_USAGE_CPU_WRITE); + pipe_fill_rect(map, &dest->block, &dest->stride, x, y, w, h, color); + pipe->screen->surface_unmap(pipe->screen, dest); + return; + } + + BEGIN_CS(163 + (caps->is_r500 ? 22 : 14) + (caps->has_tcl ? 4 : 2)); + /* Flush PVS. */ + OUT_CS_REG(R300_VAP_PVS_STATE_FLUSH_REG, 0x0); + + OUT_CS_REG(R300_SE_VTE_CNTL, R300_VPORT_X_SCALE_ENA | + R300_VPORT_X_OFFSET_ENA | R300_VPORT_Y_SCALE_ENA | + R300_VPORT_Y_OFFSET_ENA | R300_VPORT_Z_SCALE_ENA | + R300_VPORT_Z_OFFSET_ENA | R300_VTX_W0_FMT); + /* Vertex size. */ + OUT_CS_REG(R300_VAP_VTX_SIZE, 0x8); + /* Max and min vertex index clamp. */ + OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, 0xFFFFFF); + OUT_CS_REG(R300_VAP_VF_MIN_VTX_INDX, 0x0); + /* XXX endian */ + OUT_CS_REG(R300_VAP_CNTL_STATUS, R300_VC_NO_SWAP); + OUT_CS_REG(R300_VAP_PROG_STREAM_CNTL_0, 0x0); + /* XXX magic number not in r300_reg */ + OUT_CS_REG(R300_VAP_PSC_SGN_NORM_CNTL, 0xAAAAAAAA); + OUT_CS_REG(R300_VAP_CLIP_CNTL, 0x0); + OUT_CS_REG_SEQ(R300_VAP_GB_VERT_CLIP_ADJ, 4); + OUT_CS_32F(1.0); + OUT_CS_32F(1.0); + OUT_CS_32F(1.0); + OUT_CS_32F(1.0); + /* XXX is this too long? */ + OUT_CS_REG(VAP_PVS_VTX_TIMEOUT_REG, 0xFFFF); + OUT_CS_REG(R300_GB_ENABLE, R300_GB_POINT_STUFF_ENABLE | + R300_GB_LINE_STUFF_ENABLE | R300_GB_TRIANGLE_STUFF_ENABLE); + /* XXX more magic numbers */ + OUT_CS_REG(R300_GB_MSPOS0, 0x66666666); + OUT_CS_REG(R300_GB_MSPOS1, 0x66666666); + /* XXX why doesn't classic Mesa write the number of pipes, too? */ + OUT_CS_REG(R300_GB_TILE_CONFIG, R300_GB_TILE_ENABLE | + R300_GB_TILE_SIZE_16); + OUT_CS_REG(R300_GB_SELECT, R300_GB_FOG_SELECT_1_1_W); + OUT_CS_REG(R300_GB_AA_CONFIG, 0x0); + /* XXX point tex stuffing */ + OUT_CS_REG_SEQ(R300_GA_POINT_S0, 1); + OUT_CS_32F(0.0); + OUT_CS_REG_SEQ(R300_GA_POINT_S1, 1); + OUT_CS_32F(1.0); + OUT_CS_REG(R300_GA_TRIANGLE_STIPPLE, 0x5 | + (0x5 << R300_GA_TRIANGLE_STIPPLE_Y_SHIFT_SHIFT)); + /* XXX should this be related to the actual point size? */ + OUT_CS_REG(R300_GA_POINT_MINMAX, 0x6 | + (0x1800 << R300_GA_POINT_MINMAX_MAX_SHIFT)); + /* XXX this big chunk should be refactored into rs_state */ + OUT_CS_REG(R300_GA_LINE_CNTL, 0x00030006); + OUT_CS_REG(R300_GA_LINE_STIPPLE_CONFIG, 0x3BAAAAAB); + OUT_CS_REG(R300_GA_LINE_STIPPLE_VALUE, 0x00000000); + OUT_CS_REG(R300_GA_LINE_S0, 0x00000000); + OUT_CS_REG(R300_GA_LINE_S1, 0x3F800000); + OUT_CS_REG(R300_GA_ENHANCE, 0x00000002); + OUT_CS_REG(R300_GA_COLOR_CONTROL, 0x0003AAAA); + OUT_CS_REG(R300_GA_SOLID_RG, 0x00000000); + OUT_CS_REG(R300_GA_SOLID_BA, 0x00000000); + OUT_CS_REG(R300_GA_POLY_MODE, 0x00000000); + OUT_CS_REG(R300_GA_ROUND_MODE, 0x00000001); + OUT_CS_REG(R300_GA_OFFSET, 0x00000000); + OUT_CS_REG(R300_GA_FOG_SCALE, 0x3DBF1412); + OUT_CS_REG(R300_GA_FOG_OFFSET, 0x00000000); + OUT_CS_REG(R300_SU_TEX_WRAP, 0x00000000); + OUT_CS_REG(R300_SU_POLY_OFFSET_FRONT_SCALE, 0x00000000); + OUT_CS_REG(R300_SU_POLY_OFFSET_FRONT_OFFSET, 0x00000000); + OUT_CS_REG(R300_SU_POLY_OFFSET_BACK_SCALE, 0x00000000); + OUT_CS_REG(R300_SU_POLY_OFFSET_BACK_OFFSET, 0x00000000); + OUT_CS_REG(R300_SU_POLY_OFFSET_ENABLE, 0x00000000); + OUT_CS_REG(R300_SU_CULL_MODE, 0x00000000); + OUT_CS_REG(R300_SU_DEPTH_SCALE, 0x4B7FFFFF); + OUT_CS_REG(R300_SU_DEPTH_OFFSET, 0x00000000); + OUT_CS_REG(R300_SC_HYPERZ, 0x0000001C); + OUT_CS_REG(R300_SC_EDGERULE, 0x2DA49525); + OUT_CS_REG(R300_FG_FOG_BLEND, 0x00000002); + OUT_CS_REG(R300_FG_FOG_COLOR_R, 0x00000000); + OUT_CS_REG(R300_FG_FOG_COLOR_G, 0x00000000); + OUT_CS_REG(R300_FG_FOG_COLOR_B, 0x00000000); + OUT_CS_REG(R300_FG_DEPTH_SRC, 0x00000000); + OUT_CS_REG(R300_FG_DEPTH_SRC, 0x00000000); + OUT_CS_REG(R300_RB3D_CCTL, 0x00000000); + OUT_CS_REG(RB3D_COLOR_CHANNEL_MASK, 0x0000000F); + + /* XXX: Oh the wonderful unknown. + * Not writing these 8 regs seems to make no difference at all and seeing + * as how they're not documented, we should leave them out for now. + OUT_CS_REG_SEQ(0x4E54, 8); + for (i = 0; i < 8; i++) { + OUT_CS(0x00000000); + } */ + OUT_CS_REG(R300_RB3D_AARESOLVE_CTL, 0x00000000); + OUT_CS_REG(R500_RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD, 0x00000000); + OUT_CS_REG(R500_RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD, 0xFFFFFFFF); + OUT_CS_REG(R300_ZB_FORMAT, 0x00000002); + OUT_CS_REG(R300_ZB_ZCACHE_CTLSTAT, 0x00000003); + OUT_CS_REG(R300_ZB_BW_CNTL, 0x00000000); + OUT_CS_REG(R300_ZB_DEPTHCLEARVALUE, 0x00000000); + /* XXX Moar unknown that should probably be left out. + OUT_CS_REG(0x4F30, 0x00000000); + OUT_CS_REG(0x4F34, 0x00000000); */ + OUT_CS_REG(R300_ZB_HIZ_OFFSET, 0x00000000); + OUT_CS_REG(R300_ZB_HIZ_PITCH, 0x00000000); + if (caps->has_tcl) { + OUT_CS_REG(R300_VAP_PROG_STREAM_CNTL_0, + (R300_DATA_TYPE_FLOAT_4 << R300_DATA_TYPE_0_SHIFT) | + ((R300_LAST_VEC | (1 << R300_DST_VEC_LOC_SHIFT) | + R300_DATA_TYPE_FLOAT_4) << R300_DATA_TYPE_1_SHIFT)); + } else { + OUT_CS_REG(R300_VAP_PROG_STREAM_CNTL_0, + (R300_DATA_TYPE_FLOAT_4 << R300_DATA_TYPE_0_SHIFT) | + ((R300_LAST_VEC | (2 << R300_DST_VEC_LOC_SHIFT) | + R300_DATA_TYPE_FLOAT_4) << R300_DATA_TYPE_1_SHIFT)); + } + OUT_CS_REG(R300_FG_FOG_BLEND, 0x00000000); + OUT_CS_REG(R300_VAP_PROG_STREAM_CNTL_EXT_0, 0xF688F688); + OUT_CS_REG(R300_VAP_VTX_STATE_CNTL, 0x1); + OUT_CS_REG(R300_VAP_VSM_VTX_ASSM, 0x405); + OUT_CS_REG(R300_SE_VTE_CNTL, 0x0000043F); + OUT_CS_REG(R300_VAP_VTX_SIZE, 0x00000008); + OUT_CS_REG(R300_VAP_PSC_SGN_NORM_CNTL, 0xAAAAAAAA); + OUT_CS_REG(R300_VAP_OUTPUT_VTX_FMT_0, 0x00000003); + OUT_CS_REG(R300_VAP_OUTPUT_VTX_FMT_1, 0x00000000); + OUT_CS_REG(R300_TX_ENABLE, 0x0); + /* XXX viewport setup */ + OUT_CS_REG_SEQ(R300_SE_VPORT_XSCALE, 6); + OUT_CS_32F(1.0); + OUT_CS_32F((float)x); + OUT_CS_32F(1.0); + OUT_CS_32F((float)y); + OUT_CS_32F(1.0); + OUT_CS_32F(0.0); + + if (caps->has_tcl) { + OUT_CS_REG(R300_VAP_CLIP_CNTL, R300_CLIP_DISABLE | + R300_PS_UCP_MODE_CLIP_AS_TRIFAN); + } + + /* The size of the point we're about to draw, in sixths of pixels */ + OUT_CS_REG(R300_GA_POINT_SIZE, + ((h * 6) & R300_POINTSIZE_Y_MASK) | + ((w * 6) << R300_POINTSIZE_X_SHIFT)); + + /* XXX */ + OUT_CS_REG(R300_SC_CLIP_RULE, 0xaaaa); + + /* Pixel scissors */ + OUT_CS_REG_SEQ(R300_SC_SCISSORS_TL, 2); + OUT_CS((x << R300_SCISSORS_X_SHIFT) | (y << R300_SCISSORS_Y_SHIFT)); + OUT_CS((w << R300_SCISSORS_X_SHIFT) | (h << R300_SCISSORS_Y_SHIFT)); + + /* RS block setup */ + if (caps->is_r500) { + /* XXX We seem to be in disagreement about how many of these we have + * RS:RS_IP_[0-15] [R/W] 32 bits Access: 8/16/32 MMReg:0x4074-0x40b0 + * Now that's from the docs. I don't care what the mesa driver says */ + OUT_CS_REG_SEQ(R500_RS_IP_0, 16); + for (i = 0; i < 16; i++) { + OUT_CS((R500_RS_IP_PTR_K0 << R500_RS_IP_TEX_PTR_S_SHIFT) | + (R500_RS_IP_PTR_K0 << R500_RS_IP_TEX_PTR_T_SHIFT) | + (R500_RS_IP_PTR_K0 << R500_RS_IP_TEX_PTR_R_SHIFT) | + (R500_RS_IP_PTR_K1 << R500_RS_IP_TEX_PTR_Q_SHIFT)); + } + OUT_CS_REG_SEQ(R300_RS_COUNT, 2); + OUT_CS((1 << R300_IC_COUNT_SHIFT) | R300_HIRES_EN); + OUT_CS(0x00000000); + OUT_CS_REG(R500_RS_INST_0, R500_RS_INST_COL_CN_WRITE); + } else { + OUT_CS_REG_SEQ(R300_RS_IP_0, 8); + for (i = 0; i < 8; i++) { + OUT_CS(R300_RS_SEL_T(R300_RS_SEL_K0) | + R300_RS_SEL_R(R300_RS_SEL_K0) | R300_RS_SEL_Q(R300_RS_SEL_K1)); + } + OUT_CS_REG_SEQ(R300_RS_COUNT, 2); + OUT_CS((1 << R300_IC_COUNT_SHIFT) | R300_HIRES_EN); + /* XXX Shouldn't this be 0? */ + OUT_CS(1); + OUT_CS_REG(R300_RS_INST_0, R300_RS_INST_COL_CN_WRITE); + } + END_CS; + + /* Fragment shader setup */ + if (caps->is_r500) { + r500_emit_fragment_shader(r300, &r500_passthrough_fragment_shader); + } else { + r300_emit_fragment_shader(r300, &r300_passthrough_fragment_shader); + } + + BEGIN_CS(8 + (caps->has_tcl ? 20 : 2)); + OUT_CS_REG_SEQ(R300_US_OUT_FMT_0, 4); + OUT_CS(R300_C0_SEL_B | R300_C1_SEL_G | R300_C2_SEL_R | R300_C3_SEL_A); + OUT_CS(R300_US_OUT_FMT_UNUSED); + OUT_CS(R300_US_OUT_FMT_UNUSED); + OUT_CS(R300_US_OUT_FMT_UNUSED); + OUT_CS_REG(R300_US_W_FMT, R300_W_FMT_W0); + /* XXX these magic numbers should be explained when + * this becomes a cached state object */ + if (caps->has_tcl) { + OUT_CS_REG(R300_VAP_CNTL, 0xA | + (0x5 << R300_PVS_NUM_CNTLRS_SHIFT) | + (0xB << R300_VF_MAX_VTX_NUM_SHIFT) | + (caps->num_vert_fpus << R300_PVS_NUM_FPUS_SHIFT)); + OUT_CS_REG(R300_VAP_PVS_CODE_CNTL_0, 0x00100000); + OUT_CS_REG(R300_VAP_PVS_CONST_CNTL, 0x00000000); + OUT_CS_REG(R300_VAP_PVS_CODE_CNTL_1, 0x00000001); + /* XXX translate these back into normal instructions */ + OUT_CS_REG(R300_VAP_PVS_STATE_FLUSH_REG, 0x1); + OUT_CS_REG(R300_VAP_PVS_VECTOR_INDX_REG, 0x0); + OUT_CS_ONE_REG(R300_VAP_PVS_UPLOAD_DATA, 8); + OUT_CS(0x00F00203); + OUT_CS(0x00D10001); + OUT_CS(0x01248001); + OUT_CS(0x00000000); + OUT_CS(0x00F02203); + OUT_CS(0x00D10021); + OUT_CS(0x01248021); + OUT_CS(0x00000000); + } else { + OUT_CS_REG(R300_VAP_CNTL, 0xA | + (0x5 << R300_PVS_NUM_CNTLRS_SHIFT) | + (0x5 << R300_VF_MAX_VTX_NUM_SHIFT) | + (caps->num_vert_fpus << R300_PVS_NUM_FPUS_SHIFT)); + } + END_CS; + + r300_emit_blend_state(r300, &blend_clear_state); + r300_emit_blend_color_state(r300, &blend_color_clear_state); + r300_emit_dsa_state(r300, &dsa_clear_state); + + BEGIN_CS(24); + /* Flush colorbuffer and blend caches. */ + OUT_CS_REG(R300_RB3D_DSTCACHE_CTLSTAT, + R300_RB3D_DSTCACHE_CTLSTAT_DC_FLUSH_FLUSH_DIRTY_3D | + R300_RB3D_DSTCACHE_CTLSTAT_DC_FINISH_SIGNAL); + OUT_CS_REG(R300_ZB_ZCACHE_CTLSTAT, + R300_ZB_ZCACHE_CTLSTAT_ZC_FLUSH_FLUSH_AND_FREE | + R300_ZB_ZCACHE_CTLSTAT_ZC_FREE_FREE); + + OUT_CS_REG_SEQ(R300_RB3D_COLOROFFSET0, 1); + OUT_CS_RELOC(tex->buffer, 0, 0, RADEON_GEM_DOMAIN_VRAM, 0); + /* XXX (dest->stride >> 2) should be the buffer width in pixels however, + * this little calculation is only good as long as the buffer is 32bpp */ + OUT_CS_REG(R300_RB3D_COLORPITCH0, (dest->stride >> 2) | + R300_COLOR_FORMAT_ARGB8888); + OUT_CS_REG(RB3D_COLOR_CHANNEL_MASK, 0x0000000F); + /* XXX Packet3 */ + OUT_CS(CP_PACKET3(R200_3D_DRAW_IMMD_2, 8)); + OUT_CS(R300_PRIM_TYPE_POINT | R300_PRIM_WALK_RING | + (1 << R300_PRIM_NUM_VERTICES_SHIFT)); + OUT_CS_32F(w / 2.0); + OUT_CS_32F(h / 2.0); + /* XXX this should be the depth value to clear to */ + OUT_CS_32F(1.0); + OUT_CS_32F(1.0); + OUT_CS_32F(r); + OUT_CS_32F(g); + OUT_CS_32F(b); + OUT_CS_32F(1.0); + + /* XXX figure out why this is 0xA and not 0x2 */ + OUT_CS_REG(R300_RB3D_DSTCACHE_CTLSTAT, 0xA); + /* XXX OUT_CS_REG(R300_ZB_ZCACHE_CTLSTAT, + R300_ZB_ZCACHE_CTLSTAT_ZC_FLUSH_FLUSH_AND_FREE | + R300_ZB_ZCACHE_CTLSTAT_ZC_FREE_FREE); */ + + END_CS; + + r300->dirty_hw++; +} + +void r300_init_surface_functions(struct r300_context* r300) +{ + r300->context.surface_fill = r300_surface_fill; +} |