nv50: do tsc/tic upload + stub out shader TEX stuff

src/gallium/drivers/nv50/nv50_context.h

@@ -44,6 +44,8 @@
 #define NV50_NEW_FRAGPROG	(1 << 10)
 #define NV50_NEW_FRAGPROG_CB	(1 << 11)
 #define NV50_NEW_ARRAYS		(1 << 12)
+#define NV50_NEW_SAMPLER	(1 << 13)
+#define NV50_NEW_TEXTURE	(1 << 14)
 
 struct nv50_blend_stateobj {
 	struct pipe_blend_state pipe;
@@ -60,6 +62,17 @@ struct nv50_rasterizer_stateobj {
 	struct nouveau_stateobj *so;
 };
 
+struct nv50_miptree {
+	struct pipe_texture base;
+	struct pipe_buffer *buffer;
+};
+
+static INLINE struct nv50_miptree *
+nv50_miptree(struct pipe_texture *pt)
+{
+	return (struct nv50_miptree *)pt;
+}
+
 struct nv50_context {
 	struct pipe_context pipe;
 
@@ -84,6 +97,10 @@ struct nv50_context {
 	unsigned vtxbuf_nr;
 	struct pipe_vertex_element vtxelt[PIPE_MAX_ATTRIBS];
 	unsigned vtxelt_nr;
+	unsigned *sampler[PIPE_MAX_SAMPLERS];
+	unsigned sampler_nr;
+	struct nv50_miptree *miptree[PIPE_MAX_SAMPLERS];
+	unsigned miptree_nr;
 };
 
 static INLINE struct nv50_context *

src/gallium/drivers/nv50/nv50_miptree.c

@@ -5,17 +5,6 @@
 
 #include "nv50_context.h"
 
-struct nv50_miptree {
-	struct pipe_texture base;
-	struct pipe_buffer *buffer;
-};
-
-static INLINE struct nv50_miptree *
-nv50_miptree(struct pipe_texture *pt)
-{
-	return (struct nv50_miptree *)pt;
-}
-
 static struct pipe_texture *
 nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
 {

src/gallium/drivers/nv50/nv50_program.c

@@ -828,6 +828,8 @@ tgsi_src(struct nv50_pc *pc, int chan, const struct tgsi_full_src_register *src)
 		case TGSI_FILE_IMMEDIATE:
 			r = &pc->immd[src->SrcRegister.Index * 4 + c];
 			break;
+		case TGSI_FILE_SAMPLER:
+			break;
 		default:
 			assert(0);
 			break;
@@ -1130,6 +1132,8 @@ nv50_program_tx_insn(struct nv50_pc *pc, const union tgsi_full_token *tok)
 			emit_sub(pc, dst[c], src[0][c], src[1][c]);
 		}
 		break;
+	case TGSI_OPCODE_TEX:
+		break;
 	case TGSI_OPCODE_XPD:
 		temp = alloc_temp(pc, NULL);
 		if (mask & (1 << 0)) {
@@ -1226,6 +1230,8 @@ nv50_program_tx_prep(struct nv50_pc *pc)
 				if (pc->param_nr < (last + 1))
 					pc->param_nr = last + 1;
 				break;
+			case TGSI_FILE_SAMPLER:
+				break;
 			default:
 				NOUVEAU_ERR("bad decl file %d\n",
 					    d->Declaration.File);

src/gallium/drivers/nv50/nv50_screen.c

@@ -28,6 +28,7 @@ nv50_screen_is_format_supported(struct pipe_screen *pscreen,
 		break;
 	case PIPE_TEXTURE:
 		switch (format) {
+		case PIPE_FORMAT_A8R8G8B8_UNORM:
 		case PIPE_FORMAT_I8_UNORM:
 			return TRUE;
 		default:

src/gallium/drivers/nv50/nv50_state.c

@@ -1,6 +1,7 @@
 #include "pipe/p_state.h"
 #include "pipe/p_defines.h"
 #include "pipe/p_util.h"
+#include "pipe/p_inlines.h"
 
 #include "nv50_context.h"
 
@@ -85,23 +86,47 @@ static void *
 nv50_sampler_state_create(struct pipe_context *pipe,
 			  const struct pipe_sampler_state *cso)
 {
-	return NULL;
+	unsigned *tsc = CALLOC(8, sizeof(unsigned));
+
+	tsc[0] = 0x00024080;
+	tsc[1] = 0x00000062;
+
+	return (void *)tsc;
 }
 
 static void
 nv50_sampler_state_bind(struct pipe_context *pipe, unsigned nr, void **sampler)
 {
+	struct nv50_context *nv50 = nv50_context(pipe);
+	int i;
+
+	nv50->sampler_nr = nr;
+	for (i = 0; i < nv50->sampler_nr; i++)
+		nv50->sampler[i] = sampler[i];
+
+	nv50->dirty |= NV50_NEW_SAMPLER;
 }
 
 static void
 nv50_sampler_state_delete(struct pipe_context *pipe, void *hwcso)
 {
+	FREE(hwcso);
 }
 
 static void
 nv50_set_sampler_texture(struct pipe_context *pipe, unsigned nr,
 			 struct pipe_texture **pt)
 {
+	struct nv50_context *nv50 = nv50_context(pipe);
+	int i;
+
+	for (i = 0; i < nr; i++)
+		pipe_texture_reference(&nv50->miptree[i], pt[i]);
+	for (i = nr; i < nv50->miptree_nr; i++)
+		pipe_texture_reference(&nv50->miptree[i], NULL);
+
+	nv50->miptree_nr = nr;
+	nv50->dirty |= NV50_NEW_TEXTURE;
 }
 
 static void *

src/gallium/drivers/nv50/nv50_state_validate.c

@@ -178,6 +178,39 @@ nv50_state_validate(struct nv50_context *nv50)
 		so_ref(NULL, &so);
 	}
 
+	if (nv50->dirty & NV50_NEW_SAMPLER) {
+		int i;
+
+		BEGIN_RING(tesla, 0x0f00, 1);
+		OUT_RING  ((NV50_CB_TSC << 0) | (0 << 8));
+		BEGIN_RING(tesla, 0x40000f04, nv50->sampler_nr * 8);
+		for (i = 0; i < nv50->sampler_nr; i++)
+			OUT_RINGp(nv50->sampler[i], 8);
+	}
+
+	if (nv50->dirty & NV50_NEW_TEXTURE) {
+		int i;
+
+		BEGIN_RING(tesla, 0x0f00, 1);
+		OUT_RING  ((NV50_CB_TIC << 0) | (0 << 8));
+		BEGIN_RING(tesla, 0x40000f04, nv50->miptree_nr * 8);
+		for (i = 0; i < nv50->sampler_nr; i++) {
+			struct nv50_miptree *mt = nv50->miptree[i];
+
+			OUT_RING  (0x2a712488);
+			OUT_RELOCl(mt->buffer, 0,
+				   NOUVEAU_BO_VRAM | NOUVEAU_BO_LOW);
+			OUT_RING  (0xd0c05000);
+			OUT_RING  (0x00300000);
+			OUT_RING  (mt->base.width[0]);
+			OUT_RING  ((mt->base.depth[0] << 16) |
+				    mt->base.height[0]);
+			OUT_RING  (0x03000000);
+			OUT_RELOCh(mt->buffer, 0,
+				   NOUVEAU_BO_VRAM | NOUVEAU_BO_HIGH);
+		}
+	}
+
 	if (nv50->dirty & NV50_NEW_ARRAYS)
 		nv50_vbo_validate(nv50);