nv50: replace most of it with nvc0 driver ported to nv50

We'll have to do some unification now to reduce code duplication.

1 files changed, 575 insertions, 545 deletions

diff --git a/src/gallium/drivers/nv50/nv50_screen.c b/src/gallium/drivers/nv50/nv50_screen.c
index edc3d54d012..77cf959940d 100644
--- a/src/gallium/drivers/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nv50/nv50_screen.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2008 Ben Skeggs
+ * Copyright 2010 Christoph Bumiller
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -23,598 +23,628 @@
 #include "util/u_format_s3tc.h"
 #include "pipe/p_screen.h"
 
+#include "nv50_fence.h"
 #include "nv50_context.h"
 #include "nv50_screen.h"
-#include "nv50_resource.h"
-#include "nv50_program.h"
 
-#include "nouveau/nouveau_stateobj.h"
+#include "nouveau/nv_object.xml.h"
+
+#ifndef NOUVEAU_GETPARAM_GRAPH_UNITS
+# define NOUVEAU_GETPARAM_GRAPH_UNITS 13
+#endif
+
+extern int nouveau_device_get_param(struct nouveau_device *dev,
+                                    uint64_t param, uint64_t *value);
 
 static boolean
 nv50_screen_is_format_supported(struct pipe_screen *pscreen,
-				enum pipe_format format,
-				enum pipe_texture_target target,
-				unsigned sample_count,
-				unsigned usage, unsigned geom_flags)
+                                enum pipe_format format,
+                                enum pipe_texture_target target,
+                                unsigned sample_count,
+                                unsigned bindings, unsigned geom_flags)
 {
-	if (sample_count > 1)
-		return FALSE;
-
-	if (!util_format_s3tc_enabled) {
-		switch (format) {
-		case PIPE_FORMAT_DXT1_RGB:
-		case PIPE_FORMAT_DXT1_RGBA:
-		case PIPE_FORMAT_DXT3_RGBA:
-		case PIPE_FORMAT_DXT5_RGBA:
-			return FALSE;
-		default:
-			break;
-		}
-	}
-
-	switch (format) {
-	case PIPE_FORMAT_Z16_UNORM:
-		if ((nouveau_screen(pscreen)->device->chipset & 0xf0) != 0xa0)
-			return FALSE;
-		break;
-	default:
-		break;
-	}
-
-	/* transfers & shared are always supported */
-	usage &= ~(PIPE_BIND_TRANSFER_READ |
-		   PIPE_BIND_TRANSFER_WRITE |
-		   PIPE_BIND_SHARED);
-
-	return (nv50_format_table[format].usage & usage) == usage;
+   if (sample_count > 1)
+      return FALSE;
+
+   if (!util_format_s3tc_enabled) {
+      switch (format) {
+      case PIPE_FORMAT_DXT1_RGB:
+      case PIPE_FORMAT_DXT1_RGBA:
+      case PIPE_FORMAT_DXT3_RGBA:
+      case PIPE_FORMAT_DXT5_RGBA:
+         return FALSE;
+      default:
+         break;
+      }
+   }
+
+   switch (format) {
+   case PIPE_FORMAT_Z16_UNORM:
+      if ((nouveau_screen(pscreen)->device->chipset & 0xf0) != 0xa0)
+         return FALSE;
+      break;
+   default:
+      break;
+   }
+
+   /* transfers & shared are always supported */
+   bindings &= ~(PIPE_BIND_TRANSFER_READ |
+                 PIPE_BIND_TRANSFER_WRITE |
+                 PIPE_BIND_SHARED);
+
+   return (nv50_format_table[format].usage & bindings) == bindings;
 }
 
 static int
 nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
 {
-	switch (param) {
-	case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
-		return 32;
-	case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
-		return 32;
-	case PIPE_CAP_MAX_COMBINED_SAMPLERS:
-		return 64;
-	case PIPE_CAP_NPOT_TEXTURES:
-		return 1;
-	case PIPE_CAP_TWO_SIDED_STENCIL:
-		return 1;
-	case PIPE_CAP_GLSL:
-	case PIPE_CAP_SM3:
-		return 1;
-	case PIPE_CAP_ANISOTROPIC_FILTER:
-		return 1;
-	case PIPE_CAP_POINT_SPRITE:
-		return 1;
-	case PIPE_CAP_MAX_RENDER_TARGETS:
-		return 8;
-	case PIPE_CAP_OCCLUSION_QUERY:
-		return 1;
-        case PIPE_CAP_TIMER_QUERY:
-		return 0;
-	case PIPE_CAP_STREAM_OUTPUT:
-		return 0;
-	case PIPE_CAP_TEXTURE_SHADOW_MAP:
-		return 1;
-	case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
-		return 13;
-	case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
-		return 10;
-	case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
-		return 13;
-	case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
-	case PIPE_CAP_TEXTURE_MIRROR_REPEAT:
-		return 1;
-	case PIPE_CAP_TEXTURE_SWIZZLE:
-		return 1;
-	case PIPE_CAP_BLEND_EQUATION_SEPARATE:
-		return 1;
-	case PIPE_CAP_INDEP_BLEND_ENABLE:
-		return 1;
-	case PIPE_CAP_INDEP_BLEND_FUNC:
-		return 0;
-	case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE:
-		return 1;
-	case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
-	case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
-		return 1;
-	case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
-	case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
-		return 0;
-	case PIPE_CAP_DEPTH_CLAMP:
-		return 1;
-	case PIPE_CAP_SHADER_STENCIL_EXPORT:
-		return 0;
-	case PIPE_CAP_PRIMITIVE_RESTART:
-		return 0;
-	default:
-		NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
-		return 0;
-	}
+   switch (param) {
+   case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
+   case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
+      return 32;
+   case PIPE_CAP_MAX_COMBINED_SAMPLERS:
+      return 64;
+   case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
+      return 13;
+   case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
+      return 10;
+   case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
+      return 13;
+   case PIPE_CAP_ARRAY_TEXTURES: /* shader support missing */
+      return 0;
+   case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
+   case PIPE_CAP_TEXTURE_MIRROR_REPEAT:
+   case PIPE_CAP_TEXTURE_SWIZZLE:
+   case PIPE_CAP_TEXTURE_SHADOW_MAP:
+   case PIPE_CAP_NPOT_TEXTURES:
+   case PIPE_CAP_ANISOTROPIC_FILTER:
+      return 1;
+   case PIPE_CAP_TWO_SIDED_STENCIL:
+   case PIPE_CAP_DEPTH_CLAMP:
+   case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE:
+   case PIPE_CAP_POINT_SPRITE:
+      return 1;
+   case PIPE_CAP_GLSL:
+   case PIPE_CAP_SM3:
+      return 1;
+   case PIPE_CAP_MAX_RENDER_TARGETS:
+      return 8;
+   case PIPE_CAP_TIMER_QUERY:
+   case PIPE_CAP_OCCLUSION_QUERY:
+      return 1;
+   case PIPE_CAP_STREAM_OUTPUT:
+      return 0;
+   case PIPE_CAP_BLEND_EQUATION_SEPARATE:
+   case PIPE_CAP_INDEP_BLEND_ENABLE:
+   case PIPE_CAP_INDEP_BLEND_FUNC:
+      return 1;
+   case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+   case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+      return 1;
+   case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+   case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+      return 0;
+   case PIPE_CAP_SHADER_STENCIL_EXPORT:
+      return 0;
+   case PIPE_CAP_PRIMITIVE_RESTART:
+   case PIPE_CAP_INSTANCED_DRAWING:
+      return 1;
+   default:
+      NOUVEAU_ERR("unknown PIPE_CAP %d\n", param);
+      return 0;
+   }
 }
 
 static int
 nv50_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
-			     enum pipe_shader_cap param)
+                             enum pipe_shader_cap param)
 {
-	switch(shader) {
-	case PIPE_SHADER_FRAGMENT:
-	case PIPE_SHADER_VERTEX:
-		break;
-	case PIPE_SHADER_GEOMETRY:
-	default:
-		return 0;
-	}
-
-	switch(param) {
-	case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
-	case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
-	case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
-	case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS: /* arbitrary limit */
-		return 16384;
-	case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH: /* need stack bo */
-		return 4;
-	case PIPE_SHADER_CAP_MAX_INPUTS: /* 128 / 4 with GP */
-		if (shader == PIPE_SHADER_GEOMETRY)
-			return 128 / 4;
-		else
-			return 64 / 4;
-	case PIPE_SHADER_CAP_MAX_CONSTS:
-		return 65536 / 16;
-	case PIPE_SHADER_CAP_MAX_CONST_BUFFERS: /* 16 - 1, but not implemented */
-		return 1;
-	case PIPE_SHADER_CAP_MAX_ADDRS: /* no spilling atm */
-		return 1;
-	case PIPE_SHADER_CAP_MAX_PREDS: /* not yet handled */
-		return 0;
-	case PIPE_SHADER_CAP_MAX_TEMPS: /* no spilling atm */
-		return NV50_CAP_MAX_PROGRAM_TEMPS;
-	case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
-		return 1;
-	case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
-	case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
-	case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
-	case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
-		return 1;
-	case PIPE_SHADER_CAP_SUBROUTINES:
-		return 0;
-	default:
-		return 0;
-	}
+   switch (shader) {
+   case PIPE_SHADER_VERTEX:
+   case PIPE_SHADER_GEOMETRY:
+   case PIPE_SHADER_FRAGMENT:
+      break;
+   default:
+      return 0;
+   }
+   
+   switch (param) {
+   case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
+   case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
+   case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
+   case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
+      return 16384;
+   case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
+      return 4;
+   case PIPE_SHADER_CAP_MAX_INPUTS:
+      if (shader == PIPE_SHADER_VERTEX)
+         return 32;
+      return 0x300 / 16;
+   case PIPE_SHADER_CAP_MAX_CONSTS:
+      return 65536 / 16;
+   case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
+      return 14;
+   case PIPE_SHADER_CAP_MAX_ADDRS:
+      return 1;
+   case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
+   case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
+      return shader != PIPE_SHADER_FRAGMENT;
+   case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
+   case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
+      return 1;
+   case PIPE_SHADER_CAP_MAX_PREDS:
+      return 0;
+   case PIPE_SHADER_CAP_MAX_TEMPS:
+      return NV50_CAP_MAX_PROGRAM_TEMPS;
+   case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
+      return 1;
+   case PIPE_SHADER_CAP_SUBROUTINES:
+      return 0; /* please inline, or provide function declarations */
+   default:
+      NOUVEAU_ERR("unknown PIPE_SHADER_CAP %d\n", param);
+      return 0;
+   }
 }
 
 static float
 nv50_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_cap param)
 {
-	switch (param) {
-	case PIPE_CAP_MAX_LINE_WIDTH:
-	case PIPE_CAP_MAX_LINE_WIDTH_AA:
-		return 10.0;
-	case PIPE_CAP_MAX_POINT_WIDTH:
-	case PIPE_CAP_MAX_POINT_WIDTH_AA:
-		return 64.0;
-	case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
-		return 16.0;
-	case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
-		return 4.0;
-	default:
-		NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
-		return 0.0;
-	}
+   switch (param) {
+   case PIPE_CAP_MAX_LINE_WIDTH:
+   case PIPE_CAP_MAX_LINE_WIDTH_AA:
+      return 10.0f;
+   case PIPE_CAP_MAX_POINT_WIDTH:
+   case PIPE_CAP_MAX_POINT_WIDTH_AA:
+      return 64.0f;
+   case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
+      return 16.0f;
+   case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
+      return 4.0f;
+   default:
+      NOUVEAU_ERR("unknown PIPE_CAP %d\n", param);
+      return 0.0f;
+   }
 }
 
 static void
 nv50_screen_destroy(struct pipe_screen *pscreen)
 {
-	struct nv50_screen *screen = nv50_screen(pscreen);
-	unsigned i;
-
-	for (i = 0; i < 3; i++) {
-		if (screen->constbuf_parm[i])
-			nouveau_bo_ref(NULL, &screen->constbuf_parm[i]);
-	}
-
-	if (screen->constbuf_misc[0])
-		nouveau_bo_ref(NULL, &screen->constbuf_misc[0]);
-	if (screen->tic)
-		nouveau_bo_ref(NULL, &screen->tic);
-	if (screen->tsc)
-		nouveau_bo_ref(NULL, &screen->tsc);
-
-	nouveau_notifier_free(&screen->sync);
-	nouveau_grobj_free(&screen->tesla);
-	nouveau_grobj_free(&screen->eng2d);
-	nouveau_grobj_free(&screen->m2mf);
-	nouveau_resource_destroy(&screen->immd_heap);
-	nouveau_screen_fini(&screen->base);
-	FREE(screen);
+   struct nv50_screen *screen = nv50_screen(pscreen);
+
+   if (screen->fence.current) {
+      nv50_fence_wait(screen->fence.current);
+      nv50_fence_reference(&screen->fence.current, NULL);
+   }
+
+   nouveau_bo_ref(NULL, &screen->code);
+   nouveau_bo_ref(NULL, &screen->tls_bo);
+   nouveau_bo_ref(NULL, &screen->stack_bo);
+   nouveau_bo_ref(NULL, &screen->txc);
+   nouveau_bo_ref(NULL, &screen->uniforms);
+   nouveau_bo_ref(NULL, &screen->fence.bo);
+
+   nouveau_resource_destroy(&screen->vp_code_heap);
+   nouveau_resource_destroy(&screen->gp_code_heap);
+   nouveau_resource_destroy(&screen->fp_code_heap);
+
+   if (screen->tic.entries)
+      FREE(screen->tic.entries);
+
+   nv50_mm_destroy(screen->mm_GART);
+   nv50_mm_destroy(screen->mm_VRAM);
+   nv50_mm_destroy(screen->mm_VRAM_fe0);
+
+   nouveau_grobj_free(&screen->tesla);
+   nouveau_grobj_free(&screen->eng2d);
+   nouveau_grobj_free(&screen->m2mf);
+
+   nouveau_notifier_free(&screen->sync);
+
+   nouveau_screen_fini(&screen->base);
+
+   FREE(screen);
 }
 
-#define BGN_RELOC(ch, bo, gr, m, n, fl) \
-   OUT_RELOC(ch, bo, (n << 18) | (gr->subc << 13) | m, fl, 0, 0)
+static void
+nv50_screen_fence_reference(struct pipe_screen *pscreen,
+                            struct pipe_fence_handle **ptr,
+                            struct pipe_fence_handle *fence)
+{
+   nv50_fence_reference((struct nv50_fence **)ptr, nv50_fence(fence));
+}
 
-void
-nv50_screen_reloc_constbuf(struct nv50_screen *screen, unsigned cbi)
+static int
+nv50_screen_fence_signalled(struct pipe_screen *pscreen,
+                            struct pipe_fence_handle *fence,
+                            unsigned flags)
 {
-	struct nouveau_bo *bo;
-	struct nouveau_channel *chan = screen->base.channel;
-	struct nouveau_grobj *tesla = screen->tesla;
-	unsigned size;
-	const unsigned rl = NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_DUMMY;
-
-	switch (cbi) {
-	case NV50_CB_PMISC:
-		bo = screen->constbuf_misc[0];
-		size = 0x200;
-		break;
-	case NV50_CB_PVP:
-	case NV50_CB_PFP:
-	case NV50_CB_PGP:
-		bo = screen->constbuf_parm[cbi - NV50_CB_PVP];
-		size = 0;
-		break;
-	default:
-		return;
-	}
-
-	BGN_RELOC (chan, bo, tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3, rl);
-	OUT_RELOCh(chan, bo, 0, rl);
-	OUT_RELOCl(chan, bo, 0, rl);
-	OUT_RELOC (chan, bo, (cbi << 16) | size, rl, 0, 0);
+   return !(nv50_fence_signalled(nv50_fence(fence)));
 }
 
-void
-nv50_screen_relocs(struct nv50_screen *screen)
+static int
+nv50_screen_fence_finish(struct pipe_screen *pscreen,
+                         struct pipe_fence_handle *fence,
+                         unsigned flags)
 {
-	struct nouveau_channel *chan = screen->base.channel;
-	struct nouveau_grobj *tesla = screen->tesla;
-	unsigned i;
-	const unsigned rl = NOUVEAU_BO_VRAM | NOUVEAU_BO_RD | NOUVEAU_BO_DUMMY;
+   return nv50_fence_wait((struct nv50_fence *)fence) != TRUE;
+}
+
+#define FAIL_SCREEN_INIT(str, err)                    \
+   do {                                               \
+      NOUVEAU_ERR(str, err);                          \
+      nv50_screen_destroy(pscreen);                   \
+      return NULL;                                    \
+   } while(0)
 
-	MARK_RING (chan, 28, 26);
+struct pipe_screen *
+nv50_screen_create(struct pipe_winsys *ws, struct nouveau_device *dev)
+{
+   struct nv50_screen *screen;
+   struct nouveau_channel *chan;
+   struct pipe_screen *pscreen;
+   uint64_t value;
+   uint32_t tesla_class;
+   unsigned stack_size, max_warps, tls_space;
+   int ret;
+   unsigned i;
+
+   screen = CALLOC_STRUCT(nv50_screen);
+   if (!screen)
+      return NULL;
+   pscreen = &screen->base.base;
+
+   ret = nouveau_screen_init(&screen->base, dev);
+   if (ret)
+      FAIL_SCREEN_INIT("nouveau_screen_init failed: %d\n", ret);
+
+   chan = screen->base.channel;
+
+   pscreen->winsys = ws;
+   pscreen->destroy = nv50_screen_destroy;
+   pscreen->context_create = nv50_create;
+   pscreen->is_format_supported = nv50_screen_is_format_supported;
+   pscreen->get_param = nv50_screen_get_param;
+   pscreen->get_shader_param = nv50_screen_get_shader_param;
+   pscreen->get_paramf = nv50_screen_get_paramf;
+   pscreen->fence_reference = nv50_screen_fence_reference;
+   pscreen->fence_signalled = nv50_screen_fence_signalled;
+   pscreen->fence_finish = nv50_screen_fence_finish;
+
+   nv50_screen_init_resource_functions(pscreen);
+
+   screen->base.vertex_buffer_flags = screen->base.index_buffer_flags =
+      NOUVEAU_BO_GART;
+
+   ret = nouveau_bo_new(dev, NOUVEAU_BO_GART | NOUVEAU_BO_MAP, 0, 4096,
+                        &screen->fence.bo);
+   if (ret)
+      goto fail;
+   nouveau_bo_map(screen->fence.bo, NOUVEAU_BO_RDWR);
+   screen->fence.map = screen->fence.bo->map;
+   nouveau_bo_unmap(screen->fence.bo);
+
+   ret = nouveau_notifier_alloc(chan, 0xbeef0301, 1, &screen->sync);
+   if (ret)
+      FAIL_SCREEN_INIT("Error allocating notifier: %d\n", ret);
+
+   ret = nouveau_grobj_alloc(chan, 0xbeef5039, NV50_M2MF, &screen->m2mf);
+   if (ret)
+      FAIL_SCREEN_INIT("Error allocating PGRAPH context for M2MF: %d\n", ret);
+
+   BIND_RING (chan, screen->m2mf, NV50_SUBCH_MF);
+   BEGIN_RING(chan, RING_MF_(NV04_M2MF_DMA_NOTIFY), 3);
+   OUT_RING  (chan, screen->sync->handle);
+   OUT_RING  (chan, chan->vram->handle);
+   OUT_RING  (chan, chan->vram->handle);
+
+   ret = nouveau_grobj_alloc(chan, 0xbeef502d, NV50_2D, &screen->eng2d);
+   if (ret)
+      FAIL_SCREEN_INIT("Error allocating PGRAPH context for 2D: %d\n", ret);
+
+   BIND_RING (chan, screen->eng2d, NV50_SUBCH_2D);
+   BEGIN_RING(chan, RING_2D(DMA_NOTIFY), 4);
+   OUT_RING  (chan, screen->sync->handle);
+   OUT_RING  (chan, chan->vram->handle);
+   OUT_RING  (chan, chan->vram->handle);
+   OUT_RING  (chan, chan->vram->handle);
+   BEGIN_RING(chan, RING_2D(OPERATION), 1);
+   OUT_RING  (chan, NV50_2D_OPERATION_SRCCOPY);
+   BEGIN_RING(chan, RING_2D(CLIP_ENABLE), 1);
+   OUT_RING  (chan, 0);
+   BEGIN_RING(chan, RING_2D(COLOR_KEY_ENABLE), 1);
+   OUT_RING  (chan, 0);
+   BEGIN_RING(chan, RING_2D_(0x0888), 1);
+   OUT_RING  (chan, 1);
+
+   switch (dev->chipset & 0xf0) {
+   case 0x50:
+      tesla_class = NV50_3D;
+      break;
+   case 0x80:
+   case 0x90:
+      tesla_class = NV84_3D;
+      break;
+   case 0xa0:
+      switch (dev->chipset) {
+      case 0xa0:
+      case 0xaa:
+      case 0xac:
+         tesla_class = NVA0_3D;
+         break;
+      case 0xaf:
+         tesla_class = NVAF_3D;
+         break;
+      default:
+         tesla_class = NVA3_3D;
+         break;
+      }
+      break;
+   default:
+      FAIL_SCREEN_INIT("Not a known NV50 chipset: NV%02x\n", dev->chipset);
+      break;
+   }
+
+   ret = nouveau_grobj_alloc(chan, 0xbeef5097, tesla_class, &screen->tesla);
+   if (ret)
+      FAIL_SCREEN_INIT("Error allocating PGRAPH context for 3D: %d\n", ret);
+
+   BIND_RING (chan, screen->tesla, NV50_SUBCH_3D);
+
+   BEGIN_RING(chan, RING_3D(COND_MODE), 1);
+   OUT_RING  (chan, NV50_3D_COND_MODE_ALWAYS);
+
+   BEGIN_RING(chan, RING_3D(DMA_NOTIFY), 1);
+   OUT_RING  (chan, screen->sync->handle);
+   BEGIN_RING(chan, RING_3D(DMA_ZETA), 11);
+   for (i = 0; i < 11; ++i)
+      OUT_RING(chan, chan->vram->handle);
+   BEGIN_RING(chan, RING_3D(DMA_COLOR(0)), NV50_3D_DMA_COLOR__LEN);
+   for (i = 0; i < NV50_3D_DMA_COLOR__LEN; ++i)
+      OUT_RING(chan, chan->vram->handle);
+
+   BEGIN_RING(chan, RING_3D(REG_MODE), 1);
+   OUT_RING  (chan, NV50_3D_REG_MODE_STRIPED);
+   BEGIN_RING(chan, RING_3D(UNK1400_LANES), 1);
+   OUT_RING  (chan, 0xf);
+
+   BEGIN_RING(chan, RING_3D(RT_CONTROL), 1);
+   OUT_RING  (chan, 1);
+
+   BEGIN_RING(chan, RING_3D(CSAA_ENABLE), 1);
+   OUT_RING  (chan, 0);
+   BEGIN_RING(chan, RING_3D(MULTISAMPLE_ENABLE), 1);
+   OUT_RING  (chan, 0);
+   BEGIN_RING(chan, RING_3D(MULTISAMPLE_MODE), 1);
+   OUT_RING  (chan, NV50_3D_MULTISAMPLE_MODE_MS1);
+   BEGIN_RING(chan, RING_3D(MULTISAMPLE_CTRL), 1);
+   OUT_RING  (chan, 0);
+
+   BEGIN_RING(chan, RING_3D(SCREEN_Y_CONTROL), 1);
+   OUT_RING  (chan, 0);
+   BEGIN_RING(chan, RING_3D(WINDOW_OFFSET_X), 2);
+   OUT_RING  (chan, 0);
+   OUT_RING  (chan, 0);
+   BEGIN_RING(chan, RING_3D(ZCULL_REGION), 1); /* deactivate ZCULL */
+   OUT_RING  (chan, 0x3f);
+
+   ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 16, 3 << 16, &screen->code);
+   if (ret)
+      goto fail;
+
+   nouveau_resource_init(&screen->vp_code_heap, 0, 1 << 16);
+   nouveau_resource_init(&screen->gp_code_heap, 0, 1 << 16);
+   nouveau_resource_init(&screen->fp_code_heap, 0, 1 << 16);
+
+   BEGIN_RING(chan, RING_3D(VP_ADDRESS_HIGH), 2);
+   OUT_RELOCh(chan, screen->code, 0 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+   OUT_RELOCl(chan, screen->code, 0 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+
+   BEGIN_RING(chan, RING_3D(FP_ADDRESS_HIGH), 2);
+   OUT_RELOCh(chan, screen->code, 1 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+   OUT_RELOCl(chan, screen->code, 1 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+
+   BEGIN_RING(chan, RING_3D(GP_ADDRESS_HIGH), 2);
+   OUT_RELOCh(chan, screen->code, 2 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+   OUT_RELOCl(chan, screen->code, 2 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+
+   nouveau_device_get_param(dev, NOUVEAU_GETPARAM_GRAPH_UNITS, &value);
+
+   max_warps  = util_bitcount(value & 0xffff);
+   max_warps *= util_bitcount((value >> 24) & 0xf) * 32;
+
+   stack_size = max_warps * 64 * 8;
+
+   ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 16, stack_size,
+                        &screen->stack_bo);
+   if (ret)
+      FAIL_SCREEN_INIT("Failed to allocate stack bo: %d\n", ret);
+
+   BEGIN_RING(chan, RING_3D(STACK_ADDRESS_HIGH), 3);
+   OUT_RELOCh(chan, screen->stack_bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
+   OUT_RELOCl(chan, screen->stack_bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
+   OUT_RING  (chan, 4);
+
+   tls_space = NV50_CAP_MAX_PROGRAM_TEMPS * 16;
+
+   screen->tls_size = tls_space * max_warps * 32;
+
+   debug_printf("max_warps = %i, tls_size = %lu KiB\n",
+                max_warps, screen->tls_size >> 10);
+
+   ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 16, screen->tls_size,
+                        &screen->tls_bo);
+   if (ret)
+      FAIL_SCREEN_INIT("Failed to allocate stack bo: %d\n", ret);
+
+   BEGIN_RING(chan, RING_3D(LOCAL_ADDRESS_HIGH), 3);
+   OUT_RELOCh(chan, screen->tls_bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
+   OUT_RELOCl(chan, screen->tls_bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
+   OUT_RING  (chan, util_unsigned_logbase2(tls_space / 8));
+
+   ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 16, 4 << 16,
+                        &screen->uniforms);
+   if (ret)
+      goto fail;
+
+   BEGIN_RING(chan, RING_3D(CB_DEF_ADDRESS_HIGH), 3);
+   OUT_RELOCh(chan, screen->uniforms, 0 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+   OUT_RELOCl(chan, screen->uniforms, 0 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+   OUT_RING  (chan, (NV50_CB_PVP << 16) | 0x0000);
+
+   BEGIN_RING(chan, RING_3D(CB_DEF_ADDRESS_HIGH), 3);
+   OUT_RELOCh(chan, screen->uniforms, 1 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+   OUT_RELOCl(chan, screen->uniforms, 1 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+   OUT_RING  (chan, (NV50_CB_PGP << 16) | 0x0000);
+
+   BEGIN_RING(chan, RING_3D(CB_DEF_ADDRESS_HIGH), 3);
+   OUT_RELOCh(chan, screen->uniforms, 2 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+   OUT_RELOCl(chan, screen->uniforms, 2 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+   OUT_RING  (chan, (NV50_CB_PFP << 16) | 0x0000);
+
+   BEGIN_RING(chan, RING_3D(CB_DEF_ADDRESS_HIGH), 3);
+   OUT_RELOCh(chan, screen->uniforms, 3 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+   OUT_RELOCl(chan, screen->uniforms, 3 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+   OUT_RING  (chan, (NV50_CB_AUX << 16) | 0x0200);
+
+   BEGIN_RING_NI(chan, RING_3D(SET_PROGRAM_CB), 6);
+   OUT_RING  (chan, (NV50_CB_PVP << 12) | 0x001);
+   OUT_RING  (chan, (NV50_CB_PGP << 12) | 0x021);
+   OUT_RING  (chan, (NV50_CB_PFP << 12) | 0x031);
+   OUT_RING  (chan, (NV50_CB_AUX << 12) | 0xf01);
+   OUT_RING  (chan, (NV50_CB_AUX << 12) | 0xf21);
+   OUT_RING  (chan, (NV50_CB_AUX << 12) | 0xf31);
+
+   ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 16, 3 << 16,
+                        &screen->txc);
+   if (ret)
+      FAIL_SCREEN_INIT("Could not allocate TIC/TSC bo: %d\n", ret);
+
+   /* max TIC (bits 4:8) & TSC bindings, per program type */
+   for (i = 0; i < 3; ++i) {
+      BEGIN_RING(chan, RING_3D(TEX_LIMITS(i)), 1);
+      OUT_RING  (chan, 0x54);
+   }
+
+   BEGIN_RING(chan, RING_3D(TIC_ADDRESS_HIGH), 3);
+   OUT_RELOCh(chan, screen->txc, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+   OUT_RELOCl(chan, screen->txc, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+   OUT_RING  (chan, NV50_TIC_MAX_ENTRIES - 1);
+
+   BEGIN_RING(chan, RING_3D(TSC_ADDRESS_HIGH), 3);
+   OUT_RELOCh(chan, screen->txc, 65536, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+   OUT_RELOCl(chan, screen->txc, 65536, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+   OUT_RING  (chan, NV50_TSC_MAX_ENTRIES - 1);
+
+   BEGIN_RING(chan, RING_3D(LINKED_TSC), 1);
+   OUT_RING  (chan, 0);
+
+   BEGIN_RING(chan, RING_3D(CLIP_RECTS_EN), 1);
+   OUT_RING  (chan, 0);
+   BEGIN_RING(chan, RING_3D(CLIP_RECTS_MODE), 1);
+   OUT_RING  (chan, NV50_3D_CLIP_RECTS_MODE_INSIDE_ANY);
+   BEGIN_RING(chan, RING_3D(CLIP_RECT_HORIZ(0)), 8 * 2);
+   for (i = 0; i < 8 * 2; ++i)
+      OUT_RING(chan, 0);
+   BEGIN_RING(chan, RING_3D(CLIPID_ENABLE), 1);
+   OUT_RING  (chan, 0);
+
+   BEGIN_RING(chan, RING_3D(VIEWPORT_TRANSFORM_EN), 1);
+   OUT_RING  (chan, 1);
+   BEGIN_RING(chan, RING_3D(DEPTH_RANGE_NEAR(0)), 2);
+   OUT_RINGf (chan, 0.0f);
+   OUT_RINGf (chan, 1.0f);
+
+   BEGIN_RING(chan, RING_3D(VIEW_VOLUME_CLIP_CTRL), 1);
+#ifdef NV50_SCISSORS_CLIPPING
+   OUT_RING  (chan, 0x0000);
+#else
+   OUT_RING  (chan, 0x1080);
+#endif
 
-	/* cause grobj autobind */
-	BEGIN_RING(chan, tesla, 0x0100, 1);
-	OUT_RING  (chan, 0);
+   BEGIN_RING(chan, RING_3D(CLEAR_FLAGS), 1);
+   OUT_RING  (chan, NV50_3D_CLEAR_FLAGS_CLEAR_RECT_VIEWPORT);
 
-	BGN_RELOC (chan, screen->tic, tesla, NV50TCL_TIC_ADDRESS_HIGH, 2, rl);
-	OUT_RELOCh(chan, screen->tic, 0, rl);
-	OUT_RELOCl(chan, screen->tic, 0, rl);
+   /* We use scissors instead of exact view volume clipping,
+    * so they're always enabled.
+    */
+   BEGIN_RING(chan, RING_3D(SCISSOR_ENABLE(0)), 3);
+   OUT_RING  (chan, 1);
+   OUT_RING  (chan, 8192 << 16);
+   OUT_RING  (chan, 8192 << 16);
 
-	BGN_RELOC (chan, screen->tsc, tesla, NV50TCL_TSC_ADDRESS_HIGH, 2, rl);
-	OUT_RELOCh(chan, screen->tsc, 0, rl);
-	OUT_RELOCl(chan, screen->tsc, 0, rl);
+   BEGIN_RING(chan, RING_3D(RASTERIZE_ENABLE), 1);
+   OUT_RING  (chan, 1);
+   BEGIN_RING(chan, RING_3D(POINT_RASTER_RULES), 1);
+   OUT_RING  (chan, NV50_3D_POINT_RASTER_RULES_OGL);
+   BEGIN_RING(chan, RING_3D(FRAG_COLOR_CLAMP_EN), 1);
+   OUT_RING  (chan, 0x11111111);
+   BEGIN_RING(chan, RING_3D(EDGEFLAG_ENABLE), 1);
+   OUT_RING  (chan, 1);
 
-	nv50_screen_reloc_constbuf(screen, NV50_CB_PMISC);
+   FIRE_RING (chan);
 
-	BGN_RELOC (chan, screen->constbuf_misc[0],
-		   tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3, rl);
-	OUT_RELOCh(chan, screen->constbuf_misc[0], 0x200, rl);
-	OUT_RELOCl(chan, screen->constbuf_misc[0], 0x200, rl);
-	OUT_RELOC (chan, screen->constbuf_misc[0],
-		   (NV50_CB_AUX << 16) | 0x0200, rl, 0, 0);
+   screen->tic.entries = CALLOC(4096, sizeof(void *));
+   screen->tsc.entries = screen->tic.entries + 2048;
 
-	for (i = 0; i < 3; ++i)
-		nv50_screen_reloc_constbuf(screen, NV50_CB_PVP + i);
+   screen->mm_GART = nv50_mm_create(dev, NOUVEAU_BO_GART | NOUVEAU_BO_MAP,
+                                    0x000);
+   screen->mm_VRAM = nv50_mm_create(dev, NOUVEAU_BO_VRAM, 0x000);
+   screen->mm_VRAM_fe0 = nv50_mm_create(dev, NOUVEAU_BO_VRAM, 0xfe0);
 
-	BGN_RELOC (chan, screen->stack_bo,
-		   tesla, NV50TCL_STACK_ADDRESS_HIGH, 2, rl);
-	OUT_RELOCh(chan, screen->stack_bo, 0, rl);
-	OUT_RELOCl(chan, screen->stack_bo, 0, rl);
+   nv50_screen_fence_new(screen, &screen->fence.current, FALSE);
 
-	if (!screen->cur_ctx->req_lmem)
-		return;
+   return pscreen;
 
-	BGN_RELOC (chan, screen->local_bo,
-		   tesla, NV50TCL_LOCAL_ADDRESS_HIGH, 2, rl);
-	OUT_RELOCh(chan, screen->local_bo, 0, rl);
-	OUT_RELOCl(chan, screen->local_bo, 0, rl);
+fail:
+   nv50_screen_destroy(pscreen);
+   return NULL;
 }
 
-#ifndef NOUVEAU_GETPARAM_GRAPH_UNITS
-# define NOUVEAU_GETPARAM_GRAPH_UNITS 13
-#endif
+void
+nv50_screen_make_buffers_resident(struct nv50_screen *screen)
+{
+   struct nouveau_channel *chan = screen->base.channel;
 
-extern int nouveau_device_get_param(struct nouveau_device *dev,
-                                    uint64_t param, uint64_t *value);
+   const unsigned flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_RD;
 
-struct pipe_screen *
-nv50_screen_create(struct pipe_winsys *ws, struct nouveau_device *dev)
+   MARK_RING(chan, 5, 5);
+   nouveau_bo_validate(chan, screen->code, flags);
+   nouveau_bo_validate(chan, screen->uniforms, flags);
+   nouveau_bo_validate(chan, screen->txc, flags);
+   nouveau_bo_validate(chan, screen->tls_bo, flags);
+   nouveau_bo_validate(chan, screen->stack_bo, flags);
+}
+
+int
+nv50_screen_tic_alloc(struct nv50_screen *screen, void *entry)
 {
-	struct nv50_screen *screen = CALLOC_STRUCT(nv50_screen);
-	struct nouveau_channel *chan;
-	struct pipe_screen *pscreen;
-	uint64_t value;
-	unsigned chipset = dev->chipset;
-	unsigned tesla_class = 0;
-	unsigned stack_size, local_size, max_warps;
-	int ret, i;
-	const unsigned rl = NOUVEAU_BO_VRAM | NOUVEAU_BO_RD;
-
-	if (!screen)
-		return NULL;
-	pscreen = &screen->base.base;
-
-	ret = nouveau_screen_init(&screen->base, dev);
-	if (ret) {
-		nv50_screen_destroy(pscreen);
-		return NULL;
-	}
-	chan = screen->base.channel;
-
-	pscreen->winsys = ws;
-	pscreen->destroy = nv50_screen_destroy;
-	pscreen->get_param = nv50_screen_get_param;
-	pscreen->get_shader_param = nv50_screen_get_shader_param;
-	pscreen->get_paramf = nv50_screen_get_paramf;
-	pscreen->is_format_supported = nv50_screen_is_format_supported;
-	pscreen->context_create = nv50_create;
-
-	nv50_screen_init_resource_functions(pscreen);
-
-	/* DMA engine object */
-	ret = nouveau_grobj_alloc(chan, 0xbeef5039,
-		NV50_MEMORY_TO_MEMORY_FORMAT, &screen->m2mf);
-	if (ret) {
-		NOUVEAU_ERR("Error creating M2MF object: %d\n", ret);
-		nv50_screen_destroy(pscreen);
-		return NULL;
-	}
-
-	/* 2D object */
-	ret = nouveau_grobj_alloc(chan, 0xbeef502d, NV50_2D, &screen->eng2d);
-	if (ret) {
-		NOUVEAU_ERR("Error creating 2D object: %d\n", ret);
-		nv50_screen_destroy(pscreen);
-		return NULL;
-	}
-
-	/* 3D object */
-	switch (chipset & 0xf0) {
-	case 0x50:
-		tesla_class = NV50TCL;
-		break;
-	case 0x80:
-	case 0x90:
-		tesla_class = NV84TCL;
-		break;
-	case 0xa0:
-		switch (chipset) {
-		case 0xa0:
-		case 0xaa:
-		case 0xac:
-			tesla_class = NVA0TCL;
-			break;
-		default:
-			tesla_class = NVA8TCL;
-			break;
-		}
-		break;
-	default:
-		NOUVEAU_ERR("Not a known NV50 chipset: NV%02x\n", chipset);
-		nv50_screen_destroy(pscreen);
-		return NULL;
-	}
-
-	ret = nouveau_grobj_alloc(chan, 0xbeef5097, tesla_class,
-		&screen->tesla);
-	if (ret) {
-		NOUVEAU_ERR("Error creating 3D object: %d\n", ret);
-		nv50_screen_destroy(pscreen);
-		return NULL;
-	}
-
-	/* this is necessary for the new RING_3D / statebuffer code */
-	BIND_RING(chan, screen->tesla, 7);
-
-	/* Sync notifier */
-	ret = nouveau_notifier_alloc(chan, 0xbeef0301, 1, &screen->sync);
-	if (ret) {
-		NOUVEAU_ERR("Error creating notifier object: %d\n", ret);
-		nv50_screen_destroy(pscreen);
-		return NULL;
-	}
-
-	/* Static M2MF init */
-	BEGIN_RING(chan, screen->m2mf,
-		   NV04_MEMORY_TO_MEMORY_FORMAT_DMA_NOTIFY, 3);
-	OUT_RING  (chan, screen->sync->handle);
-	OUT_RING  (chan, chan->vram->handle);
-	OUT_RING  (chan, chan->vram->handle);
-
-	/* Static 2D init */
-	BEGIN_RING(chan, screen->eng2d, NV50_2D_DMA_NOTIFY, 4);
-	OUT_RING  (chan, screen->sync->handle);
-	OUT_RING  (chan, chan->vram->handle);
-	OUT_RING  (chan, chan->vram->handle);
-	OUT_RING  (chan, chan->vram->handle);
-	BEGIN_RING(chan, screen->eng2d, NV50_2D_OPERATION, 1);
-	OUT_RING  (chan, NV50_2D_OPERATION_SRCCOPY);
-	BEGIN_RING(chan, screen->eng2d, NV50_2D_CLIP_ENABLE, 1);
-	OUT_RING  (chan, 0);
-	BEGIN_RING(chan, screen->eng2d, 0x0888, 1);
-	OUT_RING  (chan, 1);
-
-	/* Static tesla init */
-	BEGIN_RING(chan, screen->tesla, NV50TCL_COND_MODE, 1);
-	OUT_RING  (chan, NV50TCL_COND_MODE_ALWAYS);
-	BEGIN_RING(chan, screen->tesla, NV50TCL_DMA_NOTIFY, 1);
-	OUT_RING  (chan, screen->sync->handle);
-	BEGIN_RING(chan, screen->tesla, NV50TCL_DMA_ZETA, 11);
-	for (i = 0; i < 11; i++)
-		OUT_RING  (chan, chan->vram->handle);
-	BEGIN_RING(chan, screen->tesla,
-		   NV50TCL_DMA_COLOR(0), NV50TCL_DMA_COLOR__SIZE);
-	for (i = 0; i < NV50TCL_DMA_COLOR__SIZE; i++)
-		OUT_RING  (chan, chan->vram->handle);
-
-	BEGIN_RING(chan, screen->tesla, NV50TCL_RT_CONTROL, 1);
-	OUT_RING  (chan, 1);
-
-	/* activate all 32 lanes (threads) in a warp */
-	BEGIN_RING(chan, screen->tesla, NV50TCL_REG_MODE, 1);
-	OUT_RING  (chan, NV50TCL_REG_MODE_STRIPED);
-	BEGIN_RING(chan, screen->tesla, 0x1400, 1);
-	OUT_RING  (chan, 0xf);
-
-	/* max TIC (bits 4:8) & TSC (ignored) bindings, per program type */
-	for (i = 0; i < 3; ++i) {
-		BEGIN_RING(chan, screen->tesla, NV50TCL_TEX_LIMITS(i), 1);
-		OUT_RING  (chan, 0x54);
-	}
-
-	/* origin is top left (set to 1 for bottom left) */
-	BEGIN_RING(chan, screen->tesla, NV50TCL_Y_ORIGIN_BOTTOM, 1);
-	OUT_RING  (chan, 0);
-	BEGIN_RING(chan, screen->tesla, NV50TCL_VP_REG_ALLOC_RESULT, 1);
-	OUT_RING  (chan, 8);
-
-	BEGIN_RING(chan, screen->tesla, NV50TCL_CLEAR_FLAGS, 1);
-	OUT_RING  (chan, NV50TCL_CLEAR_FLAGS_D3D);
-
-	/* constant buffers for immediates and VP/FP parameters */
-	ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, (32 * 4) * 4,
-			     &screen->constbuf_misc[0]);
-	if (ret) {
-		nv50_screen_destroy(pscreen);
-		return NULL;
-	}
-	BEGIN_RING(chan, screen->tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3);
-	OUT_RELOCh(chan, screen->constbuf_misc[0], 0, rl);
-	OUT_RELOCl(chan, screen->constbuf_misc[0], 0, rl);
-	OUT_RING  (chan, (NV50_CB_PMISC << 16) | 0x0200);
-	BEGIN_RING(chan, screen->tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3);
-	OUT_RELOCh(chan, screen->constbuf_misc[0], 0x200, rl);
-	OUT_RELOCl(chan, screen->constbuf_misc[0], 0x200, rl);
-	OUT_RING  (chan, (NV50_CB_AUX << 16) | 0x0200);
-
-	for (i = 0; i < 3; i++) {
-		ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, (4096 * 4) * 4,
-				     &screen->constbuf_parm[i]);
-		if (ret) {
-			nv50_screen_destroy(pscreen);
-			return NULL;
-		}
-		BEGIN_RING(chan, screen->tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3);
-		OUT_RELOCh(chan, screen->constbuf_parm[i], 0, rl);
-		OUT_RELOCl(chan, screen->constbuf_parm[i], 0, rl);
-		/* CB_DEF_SET_SIZE value of 0x0000 means 65536 */
-		OUT_RING  (chan, ((NV50_CB_PVP + i) << 16) | 0x0000);
-	}
-
-	if (nouveau_resource_init(&screen->immd_heap, 0, 128)) {
-		NOUVEAU_ERR("Error initialising shader immediates heap.\n");
-		nv50_screen_destroy(pscreen);
-		return NULL;
-	}
-
-	ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, 3 * 32 * (8 * 4),
-			     &screen->tic);
-	if (ret) {
-		nv50_screen_destroy(pscreen);
-		return NULL;
-	}
-	BEGIN_RING(chan, screen->tesla, NV50TCL_TIC_ADDRESS_HIGH, 3);
-	OUT_RELOCh(chan, screen->tic, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
-	OUT_RELOCl(chan, screen->tic, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
-	OUT_RING  (chan, 3 * 32 - 1);
-
-	ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, 3 * 32 * (8 * 4),
-			     &screen->tsc);
-	if (ret) {
-		nv50_screen_destroy(pscreen);
-		return NULL;
-	}
-	BEGIN_RING(chan, screen->tesla, NV50TCL_TSC_ADDRESS_HIGH, 3);
-	OUT_RELOCh(chan, screen->tsc, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
-	OUT_RELOCl(chan, screen->tsc, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
-	OUT_RING  (chan, 0); /* ignored if TSC_LINKED (0x1234) == 1 */
-
-	/* map constant buffers:
-	 *  B = buffer ID (maybe more than 1 byte)
-	 *  N = CB index used in shader instruction
-	 *  P = program type (0 = VP, 2 = GP, 3 = FP)
-	 * SET_PROGRAM_CB = 0x000BBNP1
-	 */
-	BEGIN_RING_NI(chan, screen->tesla, NV50TCL_SET_PROGRAM_CB, 8);
-	/* bind immediate buffer */
-	OUT_RING  (chan, 0x001 | (NV50_CB_PMISC << 12));
-	OUT_RING  (chan, 0x021 | (NV50_CB_PMISC << 12));
-	OUT_RING  (chan, 0x031 | (NV50_CB_PMISC << 12));
-	/* bind auxiliary constbuf to immediate data bo */
-	OUT_RING  (chan, 0x201 | (NV50_CB_AUX << 12));
-	OUT_RING  (chan, 0x221 | (NV50_CB_AUX << 12));
-	/* bind parameter buffers */
-	OUT_RING  (chan, 0x101 | (NV50_CB_PVP << 12));
-	OUT_RING  (chan, 0x121 | (NV50_CB_PGP << 12));
-	OUT_RING  (chan, 0x131 | (NV50_CB_PFP << 12));
-
-	/* shader stack */
-	nouveau_device_get_param(dev, NOUVEAU_GETPARAM_GRAPH_UNITS, &value);
-
-	max_warps  = util_bitcount(value & 0xffff);
-	max_warps *= util_bitcount((value >> 24) & 0xf) * 32;
-
-	stack_size = max_warps * 64 * 8;
-
-	ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 16,
-			     stack_size, &screen->stack_bo);
-	if (ret) {
-		nv50_screen_destroy(pscreen);
-		return NULL;
-	}
-	BEGIN_RING(chan, screen->tesla, NV50TCL_STACK_ADDRESS_HIGH, 3);
-	OUT_RELOCh(chan, screen->stack_bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
-	OUT_RELOCl(chan, screen->stack_bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
-	OUT_RING  (chan, 4);
-
-	local_size = (NV50_CAP_MAX_PROGRAM_TEMPS * 16) * max_warps * 32;
-
-	ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 16,
-			     local_size, &screen->local_bo);
-	if (ret) {
-		nv50_screen_destroy(pscreen);
-		return NULL;
-	}
-
-	local_size = NV50_CAP_MAX_PROGRAM_TEMPS * 16;
-
-	BEGIN_RING(chan, screen->tesla, NV50TCL_LOCAL_ADDRESS_HIGH, 3);
-	OUT_RELOCh(chan, screen->local_bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
-	OUT_RELOCl(chan, screen->local_bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
-	OUT_RING  (chan, util_unsigned_logbase2(local_size / 8));
-
-	/* Vertex array limits - max them out */
-	for (i = 0; i < 16; i++) {
-		BEGIN_RING(chan, screen->tesla,
-			   NV50TCL_VERTEX_ARRAY_LIMIT_HIGH(i), 2);
-		OUT_RING  (chan, 0x000000ff);
-		OUT_RING  (chan, 0xffffffff);
-	}
-
-	BEGIN_RING(chan, screen->tesla, NV50TCL_DEPTH_RANGE_NEAR(0), 2);
-	OUT_RINGf (chan, 0.0f);
-	OUT_RINGf (chan, 1.0f);
-
-	BEGIN_RING(chan, screen->tesla, NV50TCL_VIEWPORT_TRANSFORM_EN, 1);
-	OUT_RING  (chan, 1);
-
-	/* no dynamic combination of TIC & TSC entries => only BIND_TIC used */
-	BEGIN_RING(chan, screen->tesla, NV50TCL_LINKED_TSC, 1);
-	OUT_RING  (chan, 1);
-
-	BEGIN_RING(chan, screen->tesla, NV50TCL_EDGEFLAG_ENABLE, 1);
-	OUT_RING  (chan, 1); /* default edgeflag to TRUE */
-
-	FIRE_RING (chan);
-
-	screen->force_push = debug_get_bool_option("NV50_ALWAYS_PUSH", FALSE);
-	if(!screen->force_push)
-		screen->base.vertex_buffer_flags = screen->base.index_buffer_flags = NOUVEAU_BO_GART;
-	return pscreen;
+   int i = screen->tic.next;
+
+   while (screen->tic.lock[i / 32] & (1 << (i % 32)))
+      i = (i + 1) & (NV50_TIC_MAX_ENTRIES - 1);
+
+   screen->tic.next = (i + 1) & (NV50_TIC_MAX_ENTRIES - 1);
+
+   if (screen->tic.entries[i])
+      nv50_tic_entry(screen->tic.entries[i])->id = -1;
+
+   screen->tic.entries[i] = entry;
+   return i;
 }
 
+int
+nv50_screen_tsc_alloc(struct nv50_screen *screen, void *entry)
+{
+   int i = screen->tsc.next;
+
+   while (screen->tsc.lock[i / 32] & (1 << (i % 32)))
+      i = (i + 1) & (NV50_TSC_MAX_ENTRIES - 1);
+
+   screen->tsc.next = (i + 1) & (NV50_TSC_MAX_ENTRIES - 1);
+
+   if (screen->tsc.entries[i])
+      nv50_tsc_entry(screen->tsc.entries[i])->id = -1;
+
+   screen->tsc.entries[i] = entry;
+   return i;
+}