1/*
2 * Copyright (C) 2012-2013 Rob Clark <robclark@freedesktop.org>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Authors:
24 *    Rob Clark <robclark@freedesktop.org>
25 */
26
27#include "pipe/p_state.h"
28#include "util/u_helpers.h"
29#include "util/u_memory.h"
30#include "util/u_string.h"
31
32#include "freedreno_resource.h"
33
34#include "fd2_blend.h"
35#include "fd2_context.h"
36#include "fd2_emit.h"
37#include "fd2_program.h"
38#include "fd2_rasterizer.h"
39#include "fd2_texture.h"
40#include "fd2_util.h"
41#include "fd2_zsa.h"
42
43/* NOTE: just define the position for const regs statically.. the blob
44 * driver doesn't seem to change these dynamically, and I can't really
45 * think of a good reason to so..
46 */
47#define VS_CONST_BASE 0x20
48#define PS_CONST_BASE 0x120
49
50static void
51emit_constants(struct fd_ringbuffer *ring, uint32_t base,
52               struct fd_constbuf_stateobj *constbuf,
53               struct fd2_shader_stateobj *shader)
54{
55   uint32_t enabled_mask = constbuf->enabled_mask;
56   uint32_t start_base = base;
57   unsigned i;
58
59   /* emit user constants: */
60   while (enabled_mask) {
61      unsigned index = ffs(enabled_mask) - 1;
62      struct pipe_constant_buffer *cb = &constbuf->cb[index];
63      unsigned size = align(cb->buffer_size, 4) / 4; /* size in dwords */
64
65      // I expect that size should be a multiple of vec4's:
66      assert(size == align(size, 4));
67
68      /* hmm, sometimes we still seem to end up with consts bound,
69       * even if shader isn't using them, which ends up overwriting
70       * const reg's used for immediates.. this is a hack to work
71       * around that:
72       */
73      if (shader && ((base - start_base) >= (shader->first_immediate * 4)))
74         break;
75
76      const uint32_t *dwords;
77
78      if (cb->user_buffer) {
79         dwords = cb->user_buffer;
80      } else {
81         struct fd_resource *rsc = fd_resource(cb->buffer);
82         dwords = fd_bo_map(rsc->bo);
83      }
84
85      dwords = (uint32_t *)(((uint8_t *)dwords) + cb->buffer_offset);
86
87      OUT_PKT3(ring, CP_SET_CONSTANT, size + 1);
88      OUT_RING(ring, base);
89      for (i = 0; i < size; i++)
90         OUT_RING(ring, *(dwords++));
91
92      base += size;
93      enabled_mask &= ~(1 << index);
94   }
95
96   /* emit shader immediates: */
97   if (shader) {
98      for (i = 0; i < shader->num_immediates; i++) {
99         OUT_PKT3(ring, CP_SET_CONSTANT, 5);
100         OUT_RING(ring, start_base + (4 * (shader->first_immediate + i)));
101         OUT_RING(ring, shader->immediates[i].val[0]);
102         OUT_RING(ring, shader->immediates[i].val[1]);
103         OUT_RING(ring, shader->immediates[i].val[2]);
104         OUT_RING(ring, shader->immediates[i].val[3]);
105         base += 4;
106      }
107   }
108}
109
110typedef uint32_t texmask;
111
112static texmask
113emit_texture(struct fd_ringbuffer *ring, struct fd_context *ctx,
114             struct fd_texture_stateobj *tex, unsigned samp_id, texmask emitted)
115{
116   unsigned const_idx = fd2_get_const_idx(ctx, tex, samp_id);
117   static const struct fd2_sampler_stateobj dummy_sampler = {};
118   static const struct fd2_pipe_sampler_view dummy_view = {};
119   const struct fd2_sampler_stateobj *sampler;
120   const struct fd2_pipe_sampler_view *view;
121   struct fd_resource *rsc;
122
123   if (emitted & (1 << const_idx))
124      return 0;
125
126   sampler = tex->samplers[samp_id]
127                ? fd2_sampler_stateobj(tex->samplers[samp_id])
128                : &dummy_sampler;
129   view = tex->textures[samp_id] ? fd2_pipe_sampler_view(tex->textures[samp_id])
130                                 : &dummy_view;
131
132   rsc = view->base.texture ? fd_resource(view->base.texture) : NULL;
133
134   OUT_PKT3(ring, CP_SET_CONSTANT, 7);
135   OUT_RING(ring, 0x00010000 + (0x6 * const_idx));
136
137   OUT_RING(ring, sampler->tex0 | view->tex0);
138   if (rsc)
139      OUT_RELOC(ring, rsc->bo, fd_resource_offset(rsc, 0, 0), view->tex1, 0);
140   else
141      OUT_RING(ring, 0);
142
143   OUT_RING(ring, view->tex2);
144   OUT_RING(ring, sampler->tex3 | view->tex3);
145   OUT_RING(ring, sampler->tex4 | view->tex4);
146
147   if (rsc && rsc->b.b.last_level)
148      OUT_RELOC(ring, rsc->bo, fd_resource_offset(rsc, 1, 0), view->tex5, 0);
149   else
150      OUT_RING(ring, view->tex5);
151
152   return (1 << const_idx);
153}
154
155static void
156emit_textures(struct fd_ringbuffer *ring, struct fd_context *ctx)
157{
158   struct fd_texture_stateobj *fragtex = &ctx->tex[PIPE_SHADER_FRAGMENT];
159   struct fd_texture_stateobj *verttex = &ctx->tex[PIPE_SHADER_VERTEX];
160   texmask emitted = 0;
161   unsigned i;
162
163   for (i = 0; i < verttex->num_samplers; i++)
164      if (verttex->samplers[i])
165         emitted |= emit_texture(ring, ctx, verttex, i, emitted);
166
167   for (i = 0; i < fragtex->num_samplers; i++)
168      if (fragtex->samplers[i])
169         emitted |= emit_texture(ring, ctx, fragtex, i, emitted);
170}
171
172void
173fd2_emit_vertex_bufs(struct fd_ringbuffer *ring, uint32_t val,
174                     struct fd2_vertex_buf *vbufs, uint32_t n)
175{
176   unsigned i;
177
178   OUT_PKT3(ring, CP_SET_CONSTANT, 1 + (2 * n));
179   OUT_RING(ring, (0x1 << 16) | (val & 0xffff));
180   for (i = 0; i < n; i++) {
181      struct fd_resource *rsc = fd_resource(vbufs[i].prsc);
182      OUT_RELOC(ring, rsc->bo, vbufs[i].offset, 3, 0);
183      OUT_RING(ring, vbufs[i].size);
184   }
185}
186
187void
188fd2_emit_state_binning(struct fd_context *ctx,
189                       const enum fd_dirty_3d_state dirty)
190{
191   struct fd2_blend_stateobj *blend = fd2_blend_stateobj(ctx->blend);
192   struct fd_ringbuffer *ring = ctx->batch->binning;
193
194   /* subset of fd2_emit_state needed for hw binning on a20x */
195
196   if (dirty & (FD_DIRTY_PROG | FD_DIRTY_VTXSTATE))
197      fd2_program_emit(ctx, ring, &ctx->prog);
198
199   if (dirty & (FD_DIRTY_PROG | FD_DIRTY_CONST)) {
200      emit_constants(ring, VS_CONST_BASE * 4,
201                     &ctx->constbuf[PIPE_SHADER_VERTEX],
202                     (dirty & FD_DIRTY_PROG) ? ctx->prog.vs : NULL);
203   }
204
205   if (dirty & FD_DIRTY_VIEWPORT) {
206      OUT_PKT3(ring, CP_SET_CONSTANT, 9);
207      OUT_RING(ring, 0x00000184);
208      OUT_RING(ring, fui(ctx->viewport.translate[0]));
209      OUT_RING(ring, fui(ctx->viewport.translate[1]));
210      OUT_RING(ring, fui(ctx->viewport.translate[2]));
211      OUT_RING(ring, fui(0.0f));
212      OUT_RING(ring, fui(ctx->viewport.scale[0]));
213      OUT_RING(ring, fui(ctx->viewport.scale[1]));
214      OUT_RING(ring, fui(ctx->viewport.scale[2]));
215      OUT_RING(ring, fui(0.0f));
216   }
217
218   /* not sure why this is needed */
219   if (dirty & (FD_DIRTY_BLEND | FD_DIRTY_FRAMEBUFFER)) {
220      OUT_PKT3(ring, CP_SET_CONSTANT, 2);
221      OUT_RING(ring, CP_REG(REG_A2XX_RB_BLEND_CONTROL));
222      OUT_RING(ring, blend->rb_blendcontrol);
223
224      OUT_PKT3(ring, CP_SET_CONSTANT, 2);
225      OUT_RING(ring, CP_REG(REG_A2XX_RB_COLOR_MASK));
226      OUT_RING(ring, blend->rb_colormask);
227   }
228
229   OUT_PKT3(ring, CP_SET_CONSTANT, 2);
230   OUT_RING(ring, CP_REG(REG_A2XX_PA_SU_SC_MODE_CNTL));
231   OUT_RING(ring, A2XX_PA_SU_SC_MODE_CNTL_FACE_KILL_ENABLE);
232}
233
234void
235fd2_emit_state(struct fd_context *ctx, const enum fd_dirty_3d_state dirty)
236{
237   struct fd2_blend_stateobj *blend = fd2_blend_stateobj(ctx->blend);
238   struct fd2_zsa_stateobj *zsa = fd2_zsa_stateobj(ctx->zsa);
239   struct fd2_shader_stateobj *fs = ctx->prog.fs;
240   struct fd_ringbuffer *ring = ctx->batch->draw;
241
242   /* NOTE: we probably want to eventually refactor this so each state
243    * object handles emitting it's own state..  although the mapping of
244    * state to registers is not always orthogonal, sometimes a single
245    * register contains bitfields coming from multiple state objects,
246    * so not sure the best way to deal with that yet.
247    */
248
249   if (dirty & FD_DIRTY_SAMPLE_MASK) {
250      OUT_PKT3(ring, CP_SET_CONSTANT, 2);
251      OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_AA_MASK));
252      OUT_RING(ring, ctx->sample_mask);
253   }
254
255   if (dirty & (FD_DIRTY_ZSA | FD_DIRTY_STENCIL_REF | FD_DIRTY_PROG)) {
256      struct pipe_stencil_ref *sr = &ctx->stencil_ref;
257      uint32_t val = zsa->rb_depthcontrol;
258
259      if (fs->has_kill)
260         val &= ~A2XX_RB_DEPTHCONTROL_EARLY_Z_ENABLE;
261
262      OUT_PKT3(ring, CP_SET_CONSTANT, 2);
263      OUT_RING(ring, CP_REG(REG_A2XX_RB_DEPTHCONTROL));
264      OUT_RING(ring, val);
265
266      OUT_PKT3(ring, CP_SET_CONSTANT, 4);
267      OUT_RING(ring, CP_REG(REG_A2XX_RB_STENCILREFMASK_BF));
268      OUT_RING(ring, zsa->rb_stencilrefmask_bf |
269                        A2XX_RB_STENCILREFMASK_STENCILREF(sr->ref_value[1]));
270      OUT_RING(ring, zsa->rb_stencilrefmask |
271                        A2XX_RB_STENCILREFMASK_STENCILREF(sr->ref_value[0]));
272      OUT_RING(ring, zsa->rb_alpha_ref);
273   }
274
275   if (ctx->rasterizer && dirty & FD_DIRTY_RASTERIZER) {
276      struct fd2_rasterizer_stateobj *rasterizer =
277         fd2_rasterizer_stateobj(ctx->rasterizer);
278      OUT_PKT3(ring, CP_SET_CONSTANT, 3);
279      OUT_RING(ring, CP_REG(REG_A2XX_PA_CL_CLIP_CNTL));
280      OUT_RING(ring, rasterizer->pa_cl_clip_cntl);
281      OUT_RING(ring, rasterizer->pa_su_sc_mode_cntl |
282                        A2XX_PA_SU_SC_MODE_CNTL_VTX_WINDOW_OFFSET_ENABLE);
283
284      OUT_PKT3(ring, CP_SET_CONSTANT, 5);
285      OUT_RING(ring, CP_REG(REG_A2XX_PA_SU_POINT_SIZE));
286      OUT_RING(ring, rasterizer->pa_su_point_size);
287      OUT_RING(ring, rasterizer->pa_su_point_minmax);
288      OUT_RING(ring, rasterizer->pa_su_line_cntl);
289      OUT_RING(ring, rasterizer->pa_sc_line_stipple);
290
291      OUT_PKT3(ring, CP_SET_CONSTANT, 6);
292      OUT_RING(ring, CP_REG(REG_A2XX_PA_SU_VTX_CNTL));
293      OUT_RING(ring, rasterizer->pa_su_vtx_cntl);
294      OUT_RING(ring, fui(1.0f)); /* PA_CL_GB_VERT_CLIP_ADJ */
295      OUT_RING(ring, fui(1.0f)); /* PA_CL_GB_VERT_DISC_ADJ */
296      OUT_RING(ring, fui(1.0f)); /* PA_CL_GB_HORZ_CLIP_ADJ */
297      OUT_RING(ring, fui(1.0f)); /* PA_CL_GB_HORZ_DISC_ADJ */
298
299      if (rasterizer->base.offset_tri) {
300         /* TODO: why multiply scale by 2 ? without it deqp test fails
301          * deqp/piglit tests aren't very precise
302          */
303         OUT_PKT3(ring, CP_SET_CONSTANT, 5);
304         OUT_RING(ring, CP_REG(REG_A2XX_PA_SU_POLY_OFFSET_FRONT_SCALE));
305         OUT_RING(ring,
306                  fui(rasterizer->base.offset_scale * 2.0f)); /* FRONT_SCALE */
307         OUT_RING(ring, fui(rasterizer->base.offset_units));  /* FRONT_OFFSET */
308         OUT_RING(ring,
309                  fui(rasterizer->base.offset_scale * 2.0f)); /* BACK_SCALE */
310         OUT_RING(ring, fui(rasterizer->base.offset_units));  /* BACK_OFFSET */
311      }
312   }
313
314   /* NOTE: scissor enabled bit is part of rasterizer state: */
315   if (dirty & (FD_DIRTY_SCISSOR | FD_DIRTY_RASTERIZER)) {
316      struct pipe_scissor_state *scissor = fd_context_get_scissor(ctx);
317
318      OUT_PKT3(ring, CP_SET_CONSTANT, 3);
319      OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_WINDOW_SCISSOR_TL));
320      OUT_RING(ring, xy2d(scissor->minx, /* PA_SC_WINDOW_SCISSOR_TL */
321                          scissor->miny));
322      OUT_RING(ring, xy2d(scissor->maxx, /* PA_SC_WINDOW_SCISSOR_BR */
323                          scissor->maxy));
324
325      ctx->batch->max_scissor.minx =
326         MIN2(ctx->batch->max_scissor.minx, scissor->minx);
327      ctx->batch->max_scissor.miny =
328         MIN2(ctx->batch->max_scissor.miny, scissor->miny);
329      ctx->batch->max_scissor.maxx =
330         MAX2(ctx->batch->max_scissor.maxx, scissor->maxx);
331      ctx->batch->max_scissor.maxy =
332         MAX2(ctx->batch->max_scissor.maxy, scissor->maxy);
333   }
334
335   if (dirty & FD_DIRTY_VIEWPORT) {
336      OUT_PKT3(ring, CP_SET_CONSTANT, 7);
337      OUT_RING(ring, CP_REG(REG_A2XX_PA_CL_VPORT_XSCALE));
338      OUT_RING(ring, fui(ctx->viewport.scale[0]));     /* PA_CL_VPORT_XSCALE */
339      OUT_RING(ring, fui(ctx->viewport.translate[0])); /* PA_CL_VPORT_XOFFSET */
340      OUT_RING(ring, fui(ctx->viewport.scale[1]));     /* PA_CL_VPORT_YSCALE */
341      OUT_RING(ring, fui(ctx->viewport.translate[1])); /* PA_CL_VPORT_YOFFSET */
342      OUT_RING(ring, fui(ctx->viewport.scale[2]));     /* PA_CL_VPORT_ZSCALE */
343      OUT_RING(ring, fui(ctx->viewport.translate[2])); /* PA_CL_VPORT_ZOFFSET */
344
345      /* set viewport in C65/C66, for a20x hw binning and fragcoord.z */
346      OUT_PKT3(ring, CP_SET_CONSTANT, 9);
347      OUT_RING(ring, 0x00000184);
348
349      OUT_RING(ring, fui(ctx->viewport.translate[0]));
350      OUT_RING(ring, fui(ctx->viewport.translate[1]));
351      OUT_RING(ring, fui(ctx->viewport.translate[2]));
352      OUT_RING(ring, fui(0.0f));
353
354      OUT_RING(ring, fui(ctx->viewport.scale[0]));
355      OUT_RING(ring, fui(ctx->viewport.scale[1]));
356      OUT_RING(ring, fui(ctx->viewport.scale[2]));
357      OUT_RING(ring, fui(0.0f));
358   }
359
360   if (dirty & (FD_DIRTY_PROG | FD_DIRTY_VTXSTATE | FD_DIRTY_TEXSTATE))
361      fd2_program_emit(ctx, ring, &ctx->prog);
362
363   if (dirty & (FD_DIRTY_PROG | FD_DIRTY_CONST)) {
364      emit_constants(ring, VS_CONST_BASE * 4,
365                     &ctx->constbuf[PIPE_SHADER_VERTEX],
366                     (dirty & FD_DIRTY_PROG) ? ctx->prog.vs : NULL);
367      emit_constants(ring, PS_CONST_BASE * 4,
368                     &ctx->constbuf[PIPE_SHADER_FRAGMENT],
369                     (dirty & FD_DIRTY_PROG) ? ctx->prog.fs : NULL);
370   }
371
372   if (dirty & (FD_DIRTY_BLEND | FD_DIRTY_ZSA)) {
373      OUT_PKT3(ring, CP_SET_CONSTANT, 2);
374      OUT_RING(ring, CP_REG(REG_A2XX_RB_COLORCONTROL));
375      OUT_RING(ring, zsa->rb_colorcontrol | blend->rb_colorcontrol);
376   }
377
378   if (dirty & (FD_DIRTY_BLEND | FD_DIRTY_FRAMEBUFFER)) {
379      OUT_PKT3(ring, CP_SET_CONSTANT, 2);
380      OUT_RING(ring, CP_REG(REG_A2XX_RB_BLEND_CONTROL));
381      OUT_RING(ring, blend->rb_blendcontrol);
382
383      OUT_PKT3(ring, CP_SET_CONSTANT, 2);
384      OUT_RING(ring, CP_REG(REG_A2XX_RB_COLOR_MASK));
385      OUT_RING(ring, blend->rb_colormask);
386   }
387
388   if (dirty & FD_DIRTY_BLEND_COLOR) {
389      OUT_PKT3(ring, CP_SET_CONSTANT, 5);
390      OUT_RING(ring, CP_REG(REG_A2XX_RB_BLEND_RED));
391      OUT_RING(ring, float_to_ubyte(ctx->blend_color.color[0]));
392      OUT_RING(ring, float_to_ubyte(ctx->blend_color.color[1]));
393      OUT_RING(ring, float_to_ubyte(ctx->blend_color.color[2]));
394      OUT_RING(ring, float_to_ubyte(ctx->blend_color.color[3]));
395   }
396
397   if (dirty & (FD_DIRTY_TEX | FD_DIRTY_PROG))
398      emit_textures(ring, ctx);
399}
400
401/* emit per-context initialization:
402 */
403void
404fd2_emit_restore(struct fd_context *ctx, struct fd_ringbuffer *ring)
405{
406   if (is_a20x(ctx->screen)) {
407      OUT_PKT0(ring, REG_A2XX_RB_BC_CONTROL, 1);
408      OUT_RING(ring, A2XX_RB_BC_CONTROL_ACCUM_TIMEOUT_SELECT(3) |
409                        A2XX_RB_BC_CONTROL_DISABLE_LZ_NULL_ZCMD_DROP |
410                        A2XX_RB_BC_CONTROL_ENABLE_CRC_UPDATE |
411                        A2XX_RB_BC_CONTROL_ACCUM_DATA_FIFO_LIMIT(8) |
412                        A2XX_RB_BC_CONTROL_MEM_EXPORT_TIMEOUT_SELECT(3));
413
414      /* not sure why this is required */
415      OUT_PKT3(ring, CP_SET_CONSTANT, 2);
416      OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_VIZ_QUERY));
417      OUT_RING(ring, A2XX_PA_SC_VIZ_QUERY_VIZ_QUERY_ID(16));
418
419      OUT_PKT3(ring, CP_SET_CONSTANT, 2);
420      OUT_RING(ring, CP_REG(REG_A2XX_VGT_VERTEX_REUSE_BLOCK_CNTL));
421      OUT_RING(ring, 0x00000002);
422
423      OUT_PKT3(ring, CP_SET_CONSTANT, 2);
424      OUT_RING(ring, CP_REG(REG_A2XX_VGT_OUT_DEALLOC_CNTL));
425      OUT_RING(ring, 0x00000002);
426   } else {
427      OUT_PKT3(ring, CP_SET_CONSTANT, 2);
428      OUT_RING(ring, CP_REG(REG_A2XX_VGT_VERTEX_REUSE_BLOCK_CNTL));
429      OUT_RING(ring, 0x0000003b);
430   }
431
432   /* enable perfcntrs */
433   OUT_PKT0(ring, REG_A2XX_CP_PERFMON_CNTL, 1);
434   OUT_RING(ring, COND(FD_DBG(PERFC), 1));
435
436   /* note: perfcntrs don't work without the PM_OVERRIDE bit */
437   OUT_PKT0(ring, REG_A2XX_RBBM_PM_OVERRIDE1, 2);
438   OUT_RING(ring, 0xffffffff);
439   OUT_RING(ring, 0x00000fff);
440
441   OUT_PKT0(ring, REG_A2XX_TP0_CHICKEN, 1);
442   OUT_RING(ring, 0x00000002);
443
444   OUT_PKT3(ring, CP_INVALIDATE_STATE, 1);
445   OUT_RING(ring, 0x00007fff);
446
447   OUT_PKT3(ring, CP_SET_CONSTANT, 2);
448   OUT_RING(ring, CP_REG(REG_A2XX_SQ_VS_CONST));
449   OUT_RING(ring, A2XX_SQ_VS_CONST_BASE(VS_CONST_BASE) |
450                     A2XX_SQ_VS_CONST_SIZE(0x100));
451
452   OUT_PKT3(ring, CP_SET_CONSTANT, 2);
453   OUT_RING(ring, CP_REG(REG_A2XX_SQ_PS_CONST));
454   OUT_RING(ring,
455            A2XX_SQ_PS_CONST_BASE(PS_CONST_BASE) | A2XX_SQ_PS_CONST_SIZE(0xe0));
456
457   OUT_PKT3(ring, CP_SET_CONSTANT, 3);
458   OUT_RING(ring, CP_REG(REG_A2XX_VGT_MAX_VTX_INDX));
459   OUT_RING(ring, 0xffffffff); /* VGT_MAX_VTX_INDX */
460   OUT_RING(ring, 0x00000000); /* VGT_MIN_VTX_INDX */
461
462   OUT_PKT3(ring, CP_SET_CONSTANT, 2);
463   OUT_RING(ring, CP_REG(REG_A2XX_VGT_INDX_OFFSET));
464   OUT_RING(ring, 0x00000000);
465
466   OUT_PKT3(ring, CP_SET_CONSTANT, 2);
467   OUT_RING(ring, CP_REG(REG_A2XX_SQ_CONTEXT_MISC));
468   OUT_RING(ring, A2XX_SQ_CONTEXT_MISC_SC_SAMPLE_CNTL(CENTERS_ONLY));
469
470   OUT_PKT3(ring, CP_SET_CONSTANT, 2);
471   OUT_RING(ring, CP_REG(REG_A2XX_SQ_INTERPOLATOR_CNTL));
472   OUT_RING(ring, 0xffffffff);
473
474   OUT_PKT3(ring, CP_SET_CONSTANT, 2);
475   OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_AA_CONFIG));
476   OUT_RING(ring, 0x00000000);
477
478   OUT_PKT3(ring, CP_SET_CONSTANT, 2);
479   OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_LINE_CNTL));
480   OUT_RING(ring, 0x00000000);
481
482   OUT_PKT3(ring, CP_SET_CONSTANT, 2);
483   OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_WINDOW_OFFSET));
484   OUT_RING(ring, 0x00000000);
485
486   // XXX we change this dynamically for draw/clear.. vs gmem<->mem..
487   OUT_PKT3(ring, CP_SET_CONSTANT, 2);
488   OUT_RING(ring, CP_REG(REG_A2XX_RB_MODECONTROL));
489   OUT_RING(ring, A2XX_RB_MODECONTROL_EDRAM_MODE(COLOR_DEPTH));
490
491   OUT_PKT3(ring, CP_SET_CONSTANT, 2);
492   OUT_RING(ring, CP_REG(REG_A2XX_RB_SAMPLE_POS));
493   OUT_RING(ring, 0x88888888);
494
495   OUT_PKT3(ring, CP_SET_CONSTANT, 2);
496   OUT_RING(ring, CP_REG(REG_A2XX_RB_COLOR_DEST_MASK));
497   OUT_RING(ring, 0xffffffff);
498
499   OUT_PKT3(ring, CP_SET_CONSTANT, 2);
500   OUT_RING(ring, CP_REG(REG_A2XX_RB_COPY_DEST_INFO));
501   OUT_RING(ring, A2XX_RB_COPY_DEST_INFO_FORMAT(COLORX_4_4_4_4) |
502                     A2XX_RB_COPY_DEST_INFO_WRITE_RED |
503                     A2XX_RB_COPY_DEST_INFO_WRITE_GREEN |
504                     A2XX_RB_COPY_DEST_INFO_WRITE_BLUE |
505                     A2XX_RB_COPY_DEST_INFO_WRITE_ALPHA);
506
507   OUT_PKT3(ring, CP_SET_CONSTANT, 3);
508   OUT_RING(ring, CP_REG(REG_A2XX_SQ_WRAPPING_0));
509   OUT_RING(ring, 0x00000000); /* SQ_WRAPPING_0 */
510   OUT_RING(ring, 0x00000000); /* SQ_WRAPPING_1 */
511
512   OUT_PKT3(ring, CP_SET_DRAW_INIT_FLAGS, 1);
513   OUT_RING(ring, 0x00000000);
514
515   OUT_PKT3(ring, CP_WAIT_REG_EQ, 4);
516   OUT_RING(ring, 0x000005d0);
517   OUT_RING(ring, 0x00000000);
518   OUT_RING(ring, 0x5f601000);
519   OUT_RING(ring, 0x00000001);
520
521   OUT_PKT0(ring, REG_A2XX_SQ_INST_STORE_MANAGMENT, 1);
522   OUT_RING(ring, 0x00000180);
523
524   OUT_PKT3(ring, CP_INVALIDATE_STATE, 1);
525   OUT_RING(ring, 0x00000300);
526
527   OUT_PKT3(ring, CP_SET_SHADER_BASES, 1);
528   OUT_RING(ring, 0x80000180);
529
530   /* not sure what this form of CP_SET_CONSTANT is.. */
531   OUT_PKT3(ring, CP_SET_CONSTANT, 13);
532   OUT_RING(ring, 0x00000000);
533   OUT_RING(ring, 0x00000000);
534   OUT_RING(ring, 0x00000000);
535   OUT_RING(ring, 0x00000000);
536   OUT_RING(ring, 0x00000000);
537   OUT_RING(ring, 0x469c4000);
538   OUT_RING(ring, 0x3f800000);
539   OUT_RING(ring, 0x3f000000);
540   OUT_RING(ring, 0x00000000);
541   OUT_RING(ring, 0x40000000);
542   OUT_RING(ring, 0x3f400000);
543   OUT_RING(ring, 0x3ec00000);
544   OUT_RING(ring, 0x3e800000);
545
546   OUT_PKT3(ring, CP_SET_CONSTANT, 2);
547   OUT_RING(ring, CP_REG(REG_A2XX_RB_COLOR_MASK));
548   OUT_RING(ring,
549            A2XX_RB_COLOR_MASK_WRITE_RED | A2XX_RB_COLOR_MASK_WRITE_GREEN |
550               A2XX_RB_COLOR_MASK_WRITE_BLUE | A2XX_RB_COLOR_MASK_WRITE_ALPHA);
551
552   OUT_PKT3(ring, CP_SET_CONSTANT, 5);
553   OUT_RING(ring, CP_REG(REG_A2XX_RB_BLEND_RED));
554   OUT_RING(ring, 0x00000000); /* RB_BLEND_RED */
555   OUT_RING(ring, 0x00000000); /* RB_BLEND_GREEN */
556   OUT_RING(ring, 0x00000000); /* RB_BLEND_BLUE */
557   OUT_RING(ring, 0x000000ff); /* RB_BLEND_ALPHA */
558
559   OUT_PKT3(ring, CP_SET_CONSTANT, 2);
560   OUT_RING(ring, CP_REG(REG_A2XX_PA_CL_VTE_CNTL));
561   OUT_RING(ring, A2XX_PA_CL_VTE_CNTL_VTX_W0_FMT |
562                     A2XX_PA_CL_VTE_CNTL_VPORT_X_SCALE_ENA |
563                     A2XX_PA_CL_VTE_CNTL_VPORT_X_OFFSET_ENA |
564                     A2XX_PA_CL_VTE_CNTL_VPORT_Y_SCALE_ENA |
565                     A2XX_PA_CL_VTE_CNTL_VPORT_Y_OFFSET_ENA |
566                     A2XX_PA_CL_VTE_CNTL_VPORT_Z_SCALE_ENA |
567                     A2XX_PA_CL_VTE_CNTL_VPORT_Z_OFFSET_ENA);
568}
569
570void
571fd2_emit_init_screen(struct pipe_screen *pscreen)
572{
573   struct fd_screen *screen = fd_screen(pscreen);
574   screen->emit_ib = fd2_emit_ib;
575}
576
577void
578fd2_emit_init(struct pipe_context *pctx)
579{
580}
581