diff options
author | Eric Anholt <anholt@FreeBSD.org> | 2006-08-09 19:14:05 +0000 |
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committer | Eric Anholt <anholt@FreeBSD.org> | 2006-08-09 19:14:05 +0000 |
commit | 9f344b3e7d6e23674dd4747faec253f103563b36 (patch) | |
tree | e5df3c1ab9a424831d4a4363567a87ff91cc0581 /src/mesa/drivers/dri/i965/brw_misc_state.c | |
parent | 7b52bed98729a05feab28f6d2b0677e4f84c44c3 (diff) |
Add Intel i965G/Q DRI driver.
This driver comes from Tungsten Graphics, with a few further modifications by
Intel.
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_misc_state.c')
-rw-r--r-- | src/mesa/drivers/dri/i965/brw_misc_state.c | 529 |
1 files changed, 529 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_misc_state.c b/src/mesa/drivers/dri/i965/brw_misc_state.c new file mode 100644 index 0000000000..49a8a6e4a8 --- /dev/null +++ b/src/mesa/drivers/dri/i965/brw_misc_state.c @@ -0,0 +1,529 @@ +/* + Copyright (C) Intel Corp. 2006. All Rights Reserved. + Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to + develop this 3D driver. + + 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 COPYRIGHT OWNER(S) AND/OR ITS 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. + + **********************************************************************/ + /* + * Authors: + * Keith Whitwell <keith@tungstengraphics.com> + */ + + + +#include "intel_batchbuffer.h" +#include "intel_regions.h" + +#include "brw_context.h" +#include "brw_state.h" +#include "brw_defines.h" + + + + + +/*********************************************************************** + * Blend color + */ + +static void upload_blend_constant_color(struct brw_context *brw) +{ + struct brw_blend_constant_color bcc; + + memset(&bcc, 0, sizeof(bcc)); + bcc.header.opcode = CMD_BLEND_CONSTANT_COLOR; + bcc.header.length = sizeof(bcc)/4-2; + bcc.blend_constant_color[0] = brw->attribs.Color->BlendColor[0]; + bcc.blend_constant_color[1] = brw->attribs.Color->BlendColor[1]; + bcc.blend_constant_color[2] = brw->attribs.Color->BlendColor[2]; + bcc.blend_constant_color[3] = brw->attribs.Color->BlendColor[3]; + + BRW_CACHED_BATCH_STRUCT(brw, &bcc); +} + + +const struct brw_tracked_state brw_blend_constant_color = { + .dirty = { + .mesa = _NEW_COLOR, + .brw = 0, + .cache = 0 + }, + .update = upload_blend_constant_color +}; + +/*********************************************************************** + * Drawing rectangle -- Need for AUB file only. + */ + +static void upload_drawing_rect(struct brw_context *brw) +{ + struct intel_context *intel = &brw->intel; + __DRIdrawablePrivate *dPriv = intel->driDrawable; + struct brw_drawrect bdr; + int x1, y1; + int x2, y2; + + if (!brw->intel.aub_file) + return; + + /* Basically calculate a single cliprect for the whole window. + * Don't bother iterating over cliprects at the moment. + */ + + x1 = dPriv->x; + y1 = dPriv->y; + x2 = dPriv->x + dPriv->w; + y2 = dPriv->y + dPriv->h; + + if (x1 < 0) x1 = 0; + if (y1 < 0) y1 = 0; + if (x2 > intel->intelScreen->width) x2 = intel->intelScreen->width; + if (y2 > intel->intelScreen->height) y2 = intel->intelScreen->height; + + memset(&bdr, 0, sizeof(bdr)); + bdr.header.opcode = CMD_DRAW_RECT; + bdr.header.length = sizeof(bdr)/4 - 2; + bdr.xmin = x1; + bdr.ymin = y1; + bdr.xmax = x2; + bdr.ymax = y2; + bdr.xorg = dPriv->x; + bdr.yorg = dPriv->y; + + BRW_CACHED_BATCH_STRUCT(brw, &bdr); +} + +const struct brw_tracked_state brw_drawing_rect = { + .dirty = { + .mesa = _NEW_WINDOW_POS, + .brw = 0, + .cache = 0 + }, + .update = upload_drawing_rect +}; + +/*********************************************************************** + * Binding table pointers + */ + +static void upload_binding_table_pointers(struct brw_context *brw) +{ + struct brw_binding_table_pointers btp; + memset(&btp, 0, sizeof(btp)); + + /* The binding table has been emitted to the SS pool already, so we + * know what its offset is. When the batch buffer is fired, the + * binding table and surface structs will get fixed up to point to + * where the textures actually landed, but that won't change the + * value of the offsets here: + */ + btp.header.opcode = CMD_BINDING_TABLE_PTRS; + btp.header.length = sizeof(btp)/4 - 2; + btp.vs = 0; + btp.gs = 0; + btp.clp = 0; + btp.sf = 0; + btp.wm = brw->wm.bind_ss_offset; + + BRW_CACHED_BATCH_STRUCT(brw, &btp); +} + +const struct brw_tracked_state brw_binding_table_pointers = { + .dirty = { + .mesa = 0, + .brw = 0, + .cache = CACHE_NEW_SURF_BIND + }, + .update = upload_binding_table_pointers +}; + + +/*********************************************************************** + * Pipelined state pointers. This is the key state packet from which + * the hardware chases pointers to all the uploaded state in VRAM. + */ + +static void upload_pipelined_state_pointers(struct brw_context *brw ) +{ + struct brw_pipelined_state_pointers psp; + memset(&psp, 0, sizeof(psp)); + + psp.header.opcode = CMD_PIPELINED_STATE_POINTERS; + psp.header.length = sizeof(psp)/4 - 2; + + psp.vs.offset = brw->vs.state_gs_offset >> 5; + psp.sf.offset = brw->sf.state_gs_offset >> 5; + psp.wm.offset = brw->wm.state_gs_offset >> 5; + psp.cc.offset = brw->cc.state_gs_offset >> 5; + + /* GS gets turned on and off regularly. Need to re-emit URB fence + * after this occurs. + */ + if (brw->gs.prog_active) { + psp.gs.offset = brw->gs.state_gs_offset >> 5; + psp.gs.enable = 1; + } + + if (!brw->metaops.active) { + psp.clp.offset = brw->clip.state_gs_offset >> 5; + psp.clp.enable = 1; + } + + + if (BRW_CACHED_BATCH_STRUCT(brw, &psp)) + brw->state.dirty.brw |= BRW_NEW_PSP; +} + +const struct brw_tracked_state brw_pipelined_state_pointers = { + .dirty = { + .mesa = 0, + .brw = BRW_NEW_METAOPS, + .cache = (CACHE_NEW_VS_UNIT | + CACHE_NEW_GS_UNIT | + CACHE_NEW_GS_PROG | + CACHE_NEW_CLIP_UNIT | + CACHE_NEW_SF_UNIT | + CACHE_NEW_WM_UNIT | + CACHE_NEW_CC_UNIT) + }, + .update = upload_pipelined_state_pointers +}; + +static void upload_psp_urb_cbs(struct brw_context *brw ) +{ + upload_pipelined_state_pointers(brw); + brw_upload_urb_fence(brw); + brw_upload_constant_buffer_state(brw); +} + + +const struct brw_tracked_state brw_psp_urb_cbs = { + .dirty = { + .mesa = 0, + .brw = BRW_NEW_URB_FENCE | BRW_NEW_METAOPS, + .cache = (CACHE_NEW_VS_UNIT | + CACHE_NEW_GS_UNIT | + CACHE_NEW_GS_PROG | + CACHE_NEW_CLIP_UNIT | + CACHE_NEW_SF_UNIT | + CACHE_NEW_WM_UNIT | + CACHE_NEW_CC_UNIT) + }, + .update = upload_psp_urb_cbs +}; + + + + +/*********************************************************************** + * Depthbuffer - currently constant, but rotation would change that. + */ + +static void upload_depthbuffer(struct brw_context *brw) +{ + /* 0x79050003 Depth Buffer */ + struct intel_context *intel = &brw->intel; + struct intel_region *region = brw->state.depth_region; + struct brw_depthbuffer bd; + memset(&bd, 0, sizeof(bd)); + + bd.header.bits.opcode = CMD_DEPTH_BUFFER; + bd.header.bits.length = sizeof(bd)/4-2; + bd.dword1.bits.pitch = (region->pitch * region->cpp) - 1; + + switch (region->cpp) { + case 2: + bd.dword1.bits.format = BRW_DEPTHFORMAT_D16_UNORM; + break; + case 4: + if (intel->depth_buffer_is_float) + bd.dword1.bits.format = BRW_DEPTHFORMAT_D32_FLOAT; + else + bd.dword1.bits.format = BRW_DEPTHFORMAT_D24_UNORM_S8_UINT; + break; + default: + assert(0); + return; + } + + bd.dword1.bits.depth_offset_disable = 0; /* coordinate offset */ + + /* The depthbuffer can only use YMAJOR tiling... This is a bit of + * a shame as it clashes with the 2d blitter which only supports + * XMAJOR tiling... + */ + bd.dword1.bits.tile_walk = BRW_TILEWALK_YMAJOR; + bd.dword1.bits.tiled_surface = intel->depth_region->tiled; + bd.dword1.bits.surface_type = BRW_SURFACE_2D; + + bd.dword2_base_addr = bmBufferOffset(intel, region->buffer); + + bd.dword3.bits.mipmap_layout = BRW_SURFACE_MIPMAPLAYOUT_BELOW; + bd.dword3.bits.lod = 0; + bd.dword3.bits.width = region->pitch - 1; /* XXX: width ? */ + bd.dword3.bits.height = region->height - 1; + + bd.dword4.bits.min_array_element = 0; + bd.dword4.bits.depth = 0; + + BRW_CACHED_BATCH_STRUCT(brw, &bd); +} + +const struct brw_tracked_state brw_depthbuffer = { + .dirty = { + .mesa = 0, + .brw = BRW_NEW_CONTEXT | BRW_NEW_FENCE, + .cache = 0 + }, + .update = upload_depthbuffer +}; + + + +/*********************************************************************** + * Polygon stipple packet + */ + +static void upload_polygon_stipple(struct brw_context *brw) +{ + struct brw_polygon_stipple bps; + GLuint i; + + memset(&bps, 0, sizeof(bps)); + bps.header.opcode = CMD_POLY_STIPPLE_PATTERN; + bps.header.length = sizeof(bps)/4-2; + + for (i = 0; i < 32; i++) + bps.stipple[i] = brw->attribs.PolygonStipple[31 - i]; /* invert */ + + BRW_CACHED_BATCH_STRUCT(brw, &bps); +} + +const struct brw_tracked_state brw_polygon_stipple = { + .dirty = { + .mesa = _NEW_POLYGONSTIPPLE, + .brw = 0, + .cache = 0 + }, + .update = upload_polygon_stipple +}; + + +/*********************************************************************** + * Polygon stipple offset packet + */ + +static void upload_polygon_stipple_offset(struct brw_context *brw) +{ + __DRIdrawablePrivate *dPriv = brw->intel.driDrawable; + struct brw_polygon_stipple_offset bpso; + + memset(&bpso, 0, sizeof(bpso)); + bpso.header.opcode = CMD_POLY_STIPPLE_OFFSET; + bpso.header.length = sizeof(bpso)/4-2; + + bpso.bits0.x_offset = (32 - (dPriv->x & 31)) & 31; + bpso.bits0.y_offset = (32 - ((dPriv->y + dPriv->h) & 31)) & 31; + + BRW_CACHED_BATCH_STRUCT(brw, &bpso); +} + +const struct brw_tracked_state brw_polygon_stipple_offset = { + .dirty = { + .mesa = _NEW_WINDOW_POS, + .brw = 0, + .cache = 0 + }, + .update = upload_polygon_stipple_offset +}; + +/*********************************************************************** + * Line stipple packet + */ + +static void upload_line_stipple(struct brw_context *brw) +{ + struct brw_line_stipple bls; + GLfloat tmp; + GLint tmpi; + + memset(&bls, 0, sizeof(bls)); + bls.header.opcode = CMD_LINE_STIPPLE_PATTERN; + bls.header.length = sizeof(bls)/4 - 2; + + bls.bits0.pattern = brw->attribs.Line->StipplePattern; + bls.bits1.repeat_count = brw->attribs.Line->StippleFactor; + + tmp = 1.0 / (GLfloat) brw->attribs.Line->StippleFactor; + tmpi = tmp * (1<<13); + + + bls.bits1.inverse_repeat_count = tmpi; + + BRW_CACHED_BATCH_STRUCT(brw, &bls); +} + +const struct brw_tracked_state brw_line_stipple = { + .dirty = { + .mesa = _NEW_LINE, + .brw = 0, + .cache = 0 + }, + .update = upload_line_stipple +}; + + + +/*********************************************************************** + * Misc constant state packets + */ + +static void upload_pipe_control(struct brw_context *brw) +{ + struct brw_pipe_control pc; + + return; + + memset(&pc, 0, sizeof(pc)); + + pc.header.opcode = CMD_PIPE_CONTROL; + pc.header.length = sizeof(pc)/4 - 2; + pc.header.post_sync_operation = PIPE_CONTROL_NOWRITE; + + pc.header.instruction_state_cache_flush_enable = 1; + + pc.bits1.dest_addr_type = PIPE_CONTROL_GTTWRITE_GLOBAL; + + BRW_BATCH_STRUCT(brw, &pc); +} + +const struct brw_tracked_state brw_pipe_control = { + .dirty = { + .mesa = 0, + .brw = BRW_NEW_CONTEXT, + .cache = 0 + }, + .update = upload_pipe_control +}; + + +/*********************************************************************** + * Misc invarient state packets + */ + +static void upload_invarient_state( struct brw_context *brw ) +{ + { + /* 0x61040000 Pipeline Select */ + /* PipelineSelect : 0 */ + struct brw_pipeline_select ps; + + memset(&ps, 0, sizeof(ps)); + ps.header.opcode = CMD_PIPELINE_SELECT; + ps.header.pipeline_select = 0; + BRW_BATCH_STRUCT(brw, &ps); + } + + { + struct brw_global_depth_offset_clamp gdo; + memset(&gdo, 0, sizeof(gdo)); + + /* Disable depth offset clamping. + */ + gdo.header.opcode = CMD_GLOBAL_DEPTH_OFFSET_CLAMP; + gdo.header.length = sizeof(gdo)/4 - 2; + gdo.depth_offset_clamp = 0.0; + + BRW_BATCH_STRUCT(brw, &gdo); + } + + + /* 0x61020000 State Instruction Pointer */ + { + struct brw_system_instruction_pointer sip; + memset(&sip, 0, sizeof(sip)); + + sip.header.opcode = CMD_STATE_INSN_POINTER; + sip.header.length = 0; + sip.bits0.pad = 0; + sip.bits0.system_instruction_pointer = 0; + BRW_BATCH_STRUCT(brw, &sip); + } + + + { + struct brw_vf_statistics vfs; + memset(&vfs, 0, sizeof(vfs)); + + vfs.opcode = CMD_VF_STATISTICS; + if (INTEL_DEBUG & DEBUG_STATS) + vfs.statistics_enable = 1; + + BRW_BATCH_STRUCT(brw, &vfs); + } +} + +const struct brw_tracked_state brw_invarient_state = { + .dirty = { + .mesa = 0, + .brw = BRW_NEW_CONTEXT, + .cache = 0 + }, + .update = upload_invarient_state +}; + + +/* State pool addresses: + */ +static void upload_state_base_address( struct brw_context *brw ) +{ + struct intel_context *intel = &brw->intel; + struct brw_state_base_address sba; + + memset(&sba, 0, sizeof(sba)); + + sba.header.opcode = CMD_STATE_BASE_ADDRESS; + sba.header.length = 0x4; + + sba.bits0.general_state_address = bmBufferOffset(intel, brw->pool[BRW_GS_POOL].buffer) >> 5; + sba.bits0.modify_enable = 1; + + sba.bits1.surface_state_address = bmBufferOffset(intel, brw->pool[BRW_SS_POOL].buffer) >> 5; + sba.bits1.modify_enable = 1; + + sba.bits2.modify_enable = 1; + sba.bits3.modify_enable = 1; + sba.bits4.modify_enable = 1; + + BRW_CACHED_BATCH_STRUCT(brw, &sba); +} + + +const struct brw_tracked_state brw_state_base_address = { + .dirty = { + .mesa = 0, + .brw = BRW_NEW_CONTEXT | BRW_NEW_FENCE, + .cache = 0 + }, + .update = upload_state_base_address +}; |