Nouveau: start nv20 by copying the nv10 tree.

Signed-off-by: Pekka Paalanen <[email protected]>

15 files changed, 2447 insertions, 0 deletions

diff --git a/src/gallium/drivers/nv20/Makefile b/src/gallium/drivers/nv20/Makefile
new file mode 100644
index 00000000000..4ba7ce586d6
--- /dev/null
+++ b/src/gallium/drivers/nv20/Makefile
@@ -0,0 +1,28 @@
+TOP = ../../../..
+include $(TOP)/configs/current
+
+LIBNAME = nv10
+
+DRIVER_SOURCES = \
+	nv10_clear.c \
+	nv10_context.c \
+	nv10_fragprog.c \
+	nv10_fragtex.c \
+	nv10_miptree.c \
+	nv10_prim_vbuf.c \
+	nv10_screen.c \
+	nv10_state.c \
+	nv10_state_emit.c \
+	nv10_surface.c \
+	nv10_vbo.c
+
+C_SOURCES = \
+	$(COMMON_SOURCES) \
+	$(DRIVER_SOURCES)
+
+ASM_SOURCES = 
+
+include ../../Makefile.template
+
+symlinks:
+
diff --git a/src/gallium/drivers/nv20/nv10_clear.c b/src/gallium/drivers/nv20/nv10_clear.c
new file mode 100644
index 00000000000..be7e09cf4b0
--- /dev/null
+++ b/src/gallium/drivers/nv20/nv10_clear.c
@@ -0,0 +1,12 @@
+#include "pipe/p_context.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_state.h"
+
+#include "nv10_context.h"
+
+void
+nv10_clear(struct pipe_context *pipe, struct pipe_surface *ps,
+	   unsigned clearValue)
+{
+	pipe->surface_fill(pipe, ps, 0, 0, ps->width, ps->height, clearValue);
+}
diff --git a/src/gallium/drivers/nv20/nv10_context.c b/src/gallium/drivers/nv20/nv10_context.c
new file mode 100644
index 00000000000..e9b61daae7f
--- /dev/null
+++ b/src/gallium/drivers/nv20/nv10_context.c
@@ -0,0 +1,296 @@
+#include "draw/draw_context.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_winsys.h"
+
+#include "nv10_context.h"
+#include "nv10_screen.h"
+
+static void
+nv10_flush(struct pipe_context *pipe, unsigned flags,
+	   struct pipe_fence_handle **fence)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+
+	draw_flush(nv10->draw);
+
+	FIRE_RING(fence);
+}
+
+static void
+nv10_destroy(struct pipe_context *pipe)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+
+	if (nv10->draw)
+		draw_destroy(nv10->draw);
+
+	FREE(nv10);
+}
+
+static void nv10_init_hwctx(struct nv10_context *nv10)
+{
+	struct nv10_screen *screen = nv10->screen;
+	struct nouveau_winsys *nvws = screen->nvws;
+	int i;
+	float projectionmatrix[16];
+
+	BEGIN_RING(celsius, NV10TCL_DMA_NOTIFY, 1);
+	OUT_RING  (screen->sync->handle);
+	BEGIN_RING(celsius, NV10TCL_DMA_IN_MEMORY0, 2);
+	OUT_RING  (nvws->channel->vram->handle);
+	OUT_RING  (nvws->channel->gart->handle);
+	BEGIN_RING(celsius, NV10TCL_DMA_IN_MEMORY2, 2);
+	OUT_RING  (nvws->channel->vram->handle);
+	OUT_RING  (nvws->channel->vram->handle);
+
+	BEGIN_RING(celsius, NV10TCL_NOP, 1);
+	OUT_RING  (0);
+
+	BEGIN_RING(celsius, NV10TCL_RT_HORIZ, 2);
+	OUT_RING  (0);
+	OUT_RING  (0);
+
+	BEGIN_RING(celsius, NV10TCL_VIEWPORT_CLIP_HORIZ(0), 1);
+	OUT_RING  ((0x7ff<<16)|0x800);
+	BEGIN_RING(celsius, NV10TCL_VIEWPORT_CLIP_VERT(0), 1);
+	OUT_RING  ((0x7ff<<16)|0x800);
+
+	for (i=1;i<8;i++) {
+		BEGIN_RING(celsius, NV10TCL_VIEWPORT_CLIP_HORIZ(i), 1);
+		OUT_RING  (0);
+		BEGIN_RING(celsius, NV10TCL_VIEWPORT_CLIP_VERT(i), 1);
+		OUT_RING  (0);
+	}
+
+	BEGIN_RING(celsius, 0x290, 1);
+	OUT_RING  ((0x10<<16)|1);
+	BEGIN_RING(celsius, 0x3f4, 1);
+	OUT_RING  (0);
+
+	BEGIN_RING(celsius, NV10TCL_NOP, 1);
+	OUT_RING  (0);
+
+	if (nv10->screen->celsius->grclass != NV10TCL) {
+		/* For nv11, nv17 */
+		BEGIN_RING(celsius, 0x120, 3);
+		OUT_RING  (0);
+		OUT_RING  (1);
+		OUT_RING  (2);
+
+		BEGIN_RING(celsius, NV10TCL_NOP, 1);
+		OUT_RING  (0);
+	}
+
+	BEGIN_RING(celsius, NV10TCL_NOP, 1);
+	OUT_RING  (0);
+
+	/* Set state */
+	BEGIN_RING(celsius, NV10TCL_FOG_ENABLE, 1);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_ALPHA_FUNC_ENABLE, 1);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_ALPHA_FUNC_FUNC, 2);
+	OUT_RING  (0x207);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_TX_ENABLE(0), 2);
+	OUT_RING  (0);
+	OUT_RING  (0);
+
+	BEGIN_RING(celsius, NV10TCL_RC_IN_ALPHA(0), 12);
+	OUT_RING  (0x30141010);
+	OUT_RING  (0);
+	OUT_RING  (0x20040000);
+	OUT_RING  (0);
+	OUT_RING  (0);
+	OUT_RING  (0);
+	OUT_RING  (0x00000c00);
+	OUT_RING  (0);
+	OUT_RING  (0x00000c00);
+	OUT_RING  (0x18000000);
+	OUT_RING  (0x300e0300);
+	OUT_RING  (0x0c091c80);
+
+	BEGIN_RING(celsius, NV10TCL_BLEND_FUNC_ENABLE, 1);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_DITHER_ENABLE, 2);
+	OUT_RING  (1);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_LINE_SMOOTH_ENABLE, 1);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_VERTEX_WEIGHT_ENABLE, 2);
+	OUT_RING  (0);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_BLEND_FUNC_SRC, 4);
+	OUT_RING  (1);
+	OUT_RING  (0);
+	OUT_RING  (0);
+	OUT_RING  (0x8006);
+	BEGIN_RING(celsius, NV10TCL_STENCIL_MASK, 8);
+	OUT_RING  (0xff);
+	OUT_RING  (0x207);
+	OUT_RING  (0);
+	OUT_RING  (0xff);
+	OUT_RING  (0x1e00);
+	OUT_RING  (0x1e00);
+	OUT_RING  (0x1e00);
+	OUT_RING  (0x1d01);
+	BEGIN_RING(celsius, NV10TCL_NORMALIZE_ENABLE, 1);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_FOG_ENABLE, 2);
+	OUT_RING  (0);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_LIGHT_MODEL, 1);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_COLOR_CONTROL, 1);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_ENABLED_LIGHTS, 1);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_POLYGON_OFFSET_POINT_ENABLE, 3);
+	OUT_RING  (0);
+	OUT_RING  (0);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_DEPTH_FUNC, 1);
+	OUT_RING  (0x201);
+	BEGIN_RING(celsius, NV10TCL_DEPTH_WRITE_ENABLE, 1);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_DEPTH_TEST_ENABLE, 1);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_POLYGON_OFFSET_FACTOR, 2);
+	OUT_RING  (0);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_POINT_SIZE, 1);
+	OUT_RING  (8);
+	BEGIN_RING(celsius, NV10TCL_POINT_PARAMETERS_ENABLE, 2);
+	OUT_RING  (0);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_LINE_WIDTH, 1);
+	OUT_RING  (8);
+	BEGIN_RING(celsius, NV10TCL_LINE_SMOOTH_ENABLE, 1);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_POLYGON_MODE_FRONT, 2);
+	OUT_RING  (0x1b02);
+	OUT_RING  (0x1b02);
+	BEGIN_RING(celsius, NV10TCL_CULL_FACE, 2);
+	OUT_RING  (0x405);
+	OUT_RING  (0x901);
+	BEGIN_RING(celsius, NV10TCL_POLYGON_SMOOTH_ENABLE, 1);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_CULL_FACE_ENABLE, 1);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_CLIP_PLANE_ENABLE(0), 8);
+	for (i=0;i<8;i++) {
+		OUT_RING  (0);
+	}
+	BEGIN_RING(celsius, NV10TCL_FOG_EQUATION_CONSTANT, 3);
+	OUT_RING  (0x3fc00000);	/* -1.50 */
+	OUT_RING  (0xbdb8aa0a);	/* -0.09 */
+	OUT_RING  (0);		/*  0.00 */
+
+	BEGIN_RING(celsius, NV10TCL_NOP, 1);
+	OUT_RING  (0);
+
+	BEGIN_RING(celsius, NV10TCL_FOG_MODE, 2);
+	OUT_RING  (0x802);
+	OUT_RING  (2);
+	/* for some reason VIEW_MATRIX_ENABLE need to be 6 instead of 4 when
+	 * using texturing, except when using the texture matrix
+	 */
+	BEGIN_RING(celsius, NV10TCL_VIEW_MATRIX_ENABLE, 1);
+	OUT_RING  (6);
+	BEGIN_RING(celsius, NV10TCL_COLOR_MASK, 1);
+	OUT_RING  (0x01010101);
+
+	/* Set vertex component */
+	BEGIN_RING(celsius, NV10TCL_VERTEX_COL_4F_R, 4);
+	OUT_RINGf (1.0);
+	OUT_RINGf (1.0);
+	OUT_RINGf (1.0);
+	OUT_RINGf (1.0);
+	BEGIN_RING(celsius, NV10TCL_VERTEX_COL2_3F_R, 3);
+	OUT_RING  (0);
+	OUT_RING  (0);
+	OUT_RING  (0);
+	BEGIN_RING(celsius, NV10TCL_VERTEX_NOR_3F_X, 3);
+	OUT_RING  (0);
+	OUT_RING  (0);
+	OUT_RINGf (1.0);
+	BEGIN_RING(celsius, NV10TCL_VERTEX_TX0_4F_S, 4);
+	OUT_RINGf (0.0);
+	OUT_RINGf (0.0);
+	OUT_RINGf (0.0);
+	OUT_RINGf (1.0);
+	BEGIN_RING(celsius, NV10TCL_VERTEX_TX1_4F_S, 4);
+	OUT_RINGf (0.0);
+	OUT_RINGf (0.0);
+	OUT_RINGf (0.0);
+	OUT_RINGf (1.0);
+	BEGIN_RING(celsius, NV10TCL_VERTEX_FOG_1F, 1);
+	OUT_RINGf (0.0);
+	BEGIN_RING(celsius, NV10TCL_EDGEFLAG_ENABLE, 1);
+	OUT_RING  (1);
+
+	memset(projectionmatrix, 0, sizeof(projectionmatrix));
+	BEGIN_RING(celsius, NV10TCL_PROJECTION_MATRIX(0), 16);
+	projectionmatrix[0*4+0] = 1.0;
+	projectionmatrix[1*4+1] = 1.0;
+	projectionmatrix[2*4+2] = 1.0;
+	projectionmatrix[3*4+3] = 1.0;
+	for (i=0;i<16;i++) {
+		OUT_RINGf  (projectionmatrix[i]);
+	}
+
+	BEGIN_RING(celsius, NV10TCL_DEPTH_RANGE_NEAR, 2);
+	OUT_RING  (0.0);
+	OUT_RINGf  (16777216.0);
+
+	BEGIN_RING(celsius, NV10TCL_VIEWPORT_SCALE_X, 4);
+	OUT_RINGf  (-2048.0);
+	OUT_RINGf  (-2048.0);
+	OUT_RINGf  (16777215.0 * 0.5);
+	OUT_RING  (0);
+
+	FIRE_RING (NULL);
+}
+
+static void
+nv10_set_edgeflags(struct pipe_context *pipe, const unsigned *bitfield)
+{
+}
+
+struct pipe_context *
+nv10_create(struct pipe_screen *pscreen, unsigned pctx_id)
+{
+	struct nv10_screen *screen = nv10_screen(pscreen);
+	struct pipe_winsys *ws = pscreen->winsys;
+	struct nv10_context *nv10;
+	struct nouveau_winsys *nvws = screen->nvws;
+
+	nv10 = CALLOC(1, sizeof(struct nv10_context));
+	if (!nv10)
+		return NULL;
+	nv10->screen = screen;
+	nv10->pctx_id = pctx_id;
+
+	nv10->nvws = nvws;
+
+	nv10->pipe.winsys = ws;
+	nv10->pipe.screen = pscreen;
+	nv10->pipe.destroy = nv10_destroy;
+	nv10->pipe.set_edgeflags = nv10_set_edgeflags;
+	nv10->pipe.draw_arrays = nv10_draw_arrays;
+	nv10->pipe.draw_elements = nv10_draw_elements;
+	nv10->pipe.clear = nv10_clear;
+	nv10->pipe.flush = nv10_flush;
+
+	nv10_init_surface_functions(nv10);
+	nv10_init_state_functions(nv10);
+
+	nv10->draw = draw_create();
+	assert(nv10->draw);
+	draw_set_rasterize_stage(nv10->draw, nv10_draw_vbuf_stage(nv10));
+
+	nv10_init_hwctx(nv10);
+
+	return &nv10->pipe;
+}
+
diff --git a/src/gallium/drivers/nv20/nv10_context.h b/src/gallium/drivers/nv20/nv10_context.h
new file mode 100644
index 00000000000..f3b56de25a7
--- /dev/null
+++ b/src/gallium/drivers/nv20/nv10_context.h
@@ -0,0 +1,153 @@
+#ifndef __NV10_CONTEXT_H__
+#define __NV10_CONTEXT_H__
+
+#include "pipe/p_context.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_state.h"
+#include "pipe/p_compiler.h"
+
+#include "util/u_memory.h"
+#include "util/u_math.h"
+
+#include "draw/draw_vertex.h"
+
+#include "nouveau/nouveau_winsys.h"
+#include "nouveau/nouveau_gldefs.h"
+
+#define NOUVEAU_PUSH_CONTEXT(ctx)                                              \
+	struct nv10_screen *ctx = nv10->screen
+#include "nouveau/nouveau_push.h"
+
+#include "nv10_state.h"
+
+#define NOUVEAU_ERR(fmt, args...) \
+	fprintf(stderr, "%s:%d -  "fmt, __func__, __LINE__, ##args);
+#define NOUVEAU_MSG(fmt, args...) \
+	fprintf(stderr, "nouveau: "fmt, ##args);
+
+#define NV10_NEW_VERTPROG	(1 << 0)
+#define NV10_NEW_FRAGPROG	(1 << 1)
+#define NV10_NEW_VTXARRAYS	(1 << 2)
+#define NV10_NEW_BLEND		(1 << 3)
+#define NV10_NEW_BLENDCOL	(1 << 4)
+#define NV10_NEW_RAST 		(1 << 5)
+#define NV10_NEW_DSA  		(1 << 6)
+#define NV10_NEW_VIEWPORT	(1 << 7)
+#define NV10_NEW_SCISSOR	(1 << 8)
+#define NV10_NEW_FRAMEBUFFER	(1 << 9)
+
+#include "nv10_screen.h"
+
+struct nv10_context {
+	struct pipe_context pipe;
+
+	struct nouveau_winsys *nvws;
+	struct nv10_screen *screen;
+	unsigned pctx_id;
+
+	struct draw_context *draw;
+
+	uint32_t dirty;
+
+	struct nv10_sampler_state *tex_sampler[PIPE_MAX_SAMPLERS];
+	struct nv10_miptree *tex_miptree[PIPE_MAX_SAMPLERS];
+	unsigned dirty_samplers;
+	unsigned fp_samplers;
+	unsigned vp_samplers;
+
+	uint32_t rt_enable;
+	struct pipe_buffer *rt[4];
+	struct pipe_buffer *zeta;
+	uint32_t lma_offset;
+
+	struct nv10_blend_state *blend;
+	struct pipe_blend_color *blend_color;
+	struct nv10_rasterizer_state *rast;
+	struct nv10_depth_stencil_alpha_state *dsa;
+	struct pipe_viewport_state *viewport;
+	struct pipe_scissor_state *scissor;
+	struct pipe_framebuffer_state *framebuffer;
+
+	//struct pipe_buffer *constbuf[PIPE_SHADER_TYPES];
+	float *constbuf[PIPE_SHADER_TYPES][32][4];
+	unsigned constbuf_nr[PIPE_SHADER_TYPES];
+
+	struct vertex_info vertex_info;
+
+	struct {
+		struct pipe_buffer *buffer;
+		uint32_t format;
+	} tex[2];
+
+	unsigned vb_enable;
+	struct {
+		struct pipe_buffer *buffer;
+		unsigned delta;
+	} vb[16];
+
+/*	struct {
+	
+		struct nouveau_resource *exec_heap;
+		struct nouveau_resource *data_heap;
+
+		struct nv10_vertex_program *active;
+
+		struct nv10_vertex_program *current;
+	} vertprog;
+*/
+	struct {
+		struct nv10_fragment_program *active;
+
+		struct nv10_fragment_program *current;
+		struct pipe_buffer *constant_buf;
+	} fragprog;
+
+	struct pipe_vertex_buffer  vtxbuf[PIPE_MAX_ATTRIBS];
+	struct pipe_vertex_element vtxelt[PIPE_MAX_ATTRIBS];
+};
+
+static INLINE struct nv10_context *
+nv10_context(struct pipe_context *pipe)
+{
+	return (struct nv10_context *)pipe;
+}
+
+extern void nv10_init_state_functions(struct nv10_context *nv10);
+extern void nv10_init_surface_functions(struct nv10_context *nv10);
+
+extern void nv10_screen_init_miptree_functions(struct pipe_screen *pscreen);
+
+/* nv10_clear.c */
+extern void nv10_clear(struct pipe_context *pipe, struct pipe_surface *ps,
+		       unsigned clearValue);
+
+/* nv10_draw.c */
+extern struct draw_stage *nv10_draw_render_stage(struct nv10_context *nv10);
+
+/* nv10_fragprog.c */
+extern void nv10_fragprog_bind(struct nv10_context *,
+			       struct nv10_fragment_program *);
+extern void nv10_fragprog_destroy(struct nv10_context *,
+				  struct nv10_fragment_program *);
+
+/* nv10_fragtex.c */
+extern void nv10_fragtex_bind(struct nv10_context *);
+
+/* nv10_prim_vbuf.c */
+struct draw_stage *nv10_draw_vbuf_stage( struct nv10_context *nv10 );
+extern void nv10_vtxbuf_bind(struct nv10_context* nv10);
+
+/* nv10_state.c and friends */
+extern void nv10_emit_hw_state(struct nv10_context *nv10);
+extern void nv10_state_tex_update(struct nv10_context *nv10);
+
+/* nv10_vbo.c */
+extern boolean nv10_draw_arrays(struct pipe_context *, unsigned mode,
+				unsigned start, unsigned count);
+extern boolean nv10_draw_elements( struct pipe_context *pipe,
+                    struct pipe_buffer *indexBuffer,
+                    unsigned indexSize,
+                    unsigned prim, unsigned start, unsigned count);
+
+
+#endif
diff --git a/src/gallium/drivers/nv20/nv10_fragprog.c b/src/gallium/drivers/nv20/nv10_fragprog.c
new file mode 100644
index 00000000000..698db5a16a9
--- /dev/null
+++ b/src/gallium/drivers/nv20/nv10_fragprog.c
@@ -0,0 +1,21 @@
+#include "pipe/p_context.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_state.h"
+
+#include "pipe/p_shader_tokens.h"
+#include "tgsi/tgsi_parse.h"
+#include "tgsi/tgsi_util.h"
+
+#include "nv10_context.h"
+
+void
+nv10_fragprog_bind(struct nv10_context *nv10, struct nv10_fragment_program *fp)
+{
+}
+
+void
+nv10_fragprog_destroy(struct nv10_context *nv10,
+		      struct nv10_fragment_program *fp)
+{
+}
+
diff --git a/src/gallium/drivers/nv20/nv10_fragtex.c b/src/gallium/drivers/nv20/nv10_fragtex.c
new file mode 100644
index 00000000000..238634d0bb4
--- /dev/null
+++ b/src/gallium/drivers/nv20/nv10_fragtex.c
@@ -0,0 +1,149 @@
+#include "nv10_context.h"
+
+static INLINE int log2i(int i)
+{
+	int r = 0;
+
+	if (i & 0xffff0000) {
+		i >>= 16;
+		r += 16;
+	}
+	if (i & 0x0000ff00) {
+		i >>= 8;
+		r += 8;
+	}
+	if (i & 0x000000f0) {
+		i >>= 4;
+		r += 4;
+	}
+	if (i & 0x0000000c) {
+		i >>= 2;
+		r += 2;
+	}
+	if (i & 0x00000002) {
+		r += 1;
+	}
+	return r;
+}
+
+#define _(m,tf)                                                                \
+{                                                                              \
+  TRUE,                                                                        \
+  PIPE_FORMAT_##m,                                                             \
+  NV10TCL_TX_FORMAT_FORMAT_##tf,                                               \
+}
+
+struct nv10_texture_format {
+	boolean defined;
+	uint	pipe;
+	int     format;
+};
+
+static struct nv10_texture_format
+nv10_texture_formats[] = {
+	_(A8R8G8B8_UNORM, A8R8G8B8),
+	_(A1R5G5B5_UNORM, A1R5G5B5),
+	_(A4R4G4B4_UNORM, A4R4G4B4),
+	_(L8_UNORM      , L8      ),
+	_(A8_UNORM      , A8      ),
+	_(A8L8_UNORM    , A8L8    ),
+//	_(RGB_DXT1      , DXT1,   ),
+//	_(RGBA_DXT1     , DXT1,   ),
+//	_(RGBA_DXT3     , DXT3,   ),
+//	_(RGBA_DXT5     , DXT5,   ),
+	{},
+};
+
+static struct nv10_texture_format *
+nv10_fragtex_format(uint pipe_format)
+{
+	struct nv10_texture_format *tf = nv10_texture_formats;
+
+	while (tf->defined) {
+		if (tf->pipe == pipe_format)
+			return tf;
+		tf++;
+	}
+
+	return NULL;
+}
+
+
+static void
+nv10_fragtex_build(struct nv10_context *nv10, int unit)
+{
+#if 0
+	struct nv10_sampler_state *ps = nv10->tex_sampler[unit];
+	struct nv10_miptree *nv10mt = nv10->tex_miptree[unit];
+	struct pipe_texture *pt = &nv10mt->base;
+	struct nv10_texture_format *tf;
+	uint32_t txf, txs, txp;
+
+	tf = nv10_fragtex_format(pt->format);
+	if (!tf || !tf->defined) {
+		NOUVEAU_ERR("Unsupported texture format: 0x%x\n", pt->format);
+		return;
+	}
+
+	txf  = tf->format << 8;
+	txf |= (pt->last_level + 1) << 16;
+	txf |= log2i(pt->width[0]) << 20;
+	txf |= log2i(pt->height[0]) << 24;
+	txf |= log2i(pt->depth[0]) << 28;
+	txf |= 8;
+
+	switch (pt->target) {
+	case PIPE_TEXTURE_CUBE:
+		txf |= NV10TCL_TX_FORMAT_CUBE_MAP;
+		/* fall-through */
+	case PIPE_TEXTURE_2D:
+		txf |= (2<<4);
+		break;
+	case PIPE_TEXTURE_1D:
+		txf |= (1<<4);
+		break;
+	default:
+		NOUVEAU_ERR("Unknown target %d\n", pt->target);
+		return;
+	}
+
+	BEGIN_RING(celsius, NV10TCL_TX_OFFSET(unit), 8);
+	OUT_RELOCl(nv10mt->buffer, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_RD);
+	OUT_RELOCd(nv10mt->buffer,txf,NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_OR | NOUVEAU_BO_RD, 1/*VRAM*/,2/*TT*/);
+	OUT_RING  (ps->wrap);
+	OUT_RING  (0x40000000); /* enable */
+	OUT_RING  (txs);
+	OUT_RING  (ps->filt | 0x2000 /* magic */);
+	OUT_RING  ((pt->width[0] << 16) | pt->height[0]);
+	OUT_RING  (ps->bcol);
+#endif
+}
+
+void
+nv10_fragtex_bind(struct nv10_context *nv10)
+{
+#if 0
+	struct nv10_fragment_program *fp = nv10->fragprog.active;
+	unsigned samplers, unit;
+
+	samplers = nv10->fp_samplers & ~fp->samplers;
+	while (samplers) {
+		unit = ffs(samplers) - 1;
+		samplers &= ~(1 << unit);
+
+		BEGIN_RING(celsius, NV10TCL_TX_ENABLE(unit), 1);
+		OUT_RING  (0);
+	}
+
+	samplers = nv10->dirty_samplers & fp->samplers;
+	while (samplers) {
+		unit = ffs(samplers) - 1;
+		samplers &= ~(1 << unit);
+
+		nv10_fragtex_build(nv10, unit);
+	}
+
+	nv10->fp_samplers = fp->samplers;
+#endif
+}
+
diff --git a/src/gallium/drivers/nv20/nv10_miptree.c b/src/gallium/drivers/nv20/nv10_miptree.c
new file mode 100644
index 00000000000..ad084e72b81
--- /dev/null
+++ b/src/gallium/drivers/nv20/nv10_miptree.c
@@ -0,0 +1,147 @@
+#include "pipe/p_state.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_inlines.h"
+
+#include "nv10_context.h"
+#include "nv10_screen.h"
+
+static void
+nv10_miptree_layout(struct nv10_miptree *nv10mt)
+{
+	struct pipe_texture *pt = &nv10mt->base;
+	boolean swizzled = FALSE;
+	uint width = pt->width[0], height = pt->height[0];
+	uint offset = 0;
+	int nr_faces, l, f;
+
+	if (pt->target == PIPE_TEXTURE_CUBE) {
+		nr_faces = 6;
+	} else {
+		nr_faces = 1;
+	}
+	
+	for (l = 0; l <= pt->last_level; l++) {
+		pt->width[l] = width;
+		pt->height[l] = height;
+		pt->nblocksx[l] = pf_get_nblocksx(&pt->block, width);
+		pt->nblocksy[l] = pf_get_nblocksy(&pt->block, height);
+
+		if (swizzled)
+			nv10mt->level[l].pitch = pt->nblocksx[l] * pt->block.size;
+		else
+			nv10mt->level[l].pitch = pt->nblocksx[0] * pt->block.size;
+		nv10mt->level[l].pitch = (nv10mt->level[l].pitch + 63) & ~63;
+
+		nv10mt->level[l].image_offset =
+			CALLOC(nr_faces, sizeof(unsigned));
+
+		width  = MAX2(1, width  >> 1);
+		height = MAX2(1, height >> 1);
+
+	}
+
+	for (f = 0; f < nr_faces; f++) {
+		for (l = 0; l <= pt->last_level; l++) {
+			nv10mt->level[l].image_offset[f] = offset;
+			offset += nv10mt->level[l].pitch * pt->height[l];
+		}
+	}
+
+	nv10mt->total_size = offset;
+}
+
+static struct pipe_texture *
+nv10_miptree_create(struct pipe_screen *screen, const struct pipe_texture *pt)
+{
+	struct pipe_winsys *ws = screen->winsys;
+	struct nv10_miptree *mt;
+
+	mt = MALLOC(sizeof(struct nv10_miptree));
+	if (!mt)
+		return NULL;
+	mt->base = *pt;
+	mt->base.refcount = 1;
+	mt->base.screen = screen;
+
+	nv10_miptree_layout(mt);
+
+	mt->buffer = ws->buffer_create(ws, 256, PIPE_BUFFER_USAGE_PIXEL,
+					   mt->total_size);
+	if (!mt->buffer) {
+		FREE(mt);
+		return NULL;
+	}
+	
+	return &mt->base;
+}
+
+static void
+nv10_miptree_release(struct pipe_screen *screen, struct pipe_texture **pt)
+{
+	struct pipe_texture *mt = *pt;
+
+	*pt = NULL;
+	if (--mt->refcount <= 0) {
+		struct nv10_miptree *nv10mt = (struct nv10_miptree *)mt;
+		int l;
+
+		pipe_buffer_reference(screen, &nv10mt->buffer, NULL);
+		for (l = 0; l <= mt->last_level; l++) {
+			if (nv10mt->level[l].image_offset)
+				FREE(nv10mt->level[l].image_offset);
+		}
+		FREE(nv10mt);
+	}
+}
+
+static void
+nv10_miptree_update(struct pipe_context *pipe, struct pipe_texture *mt,
+		    uint face, uint levels)
+{
+}
+
+
+static struct pipe_surface *
+nv10_miptree_surface_get(struct pipe_screen *screen, struct pipe_texture *pt,
+			 unsigned face, unsigned level, unsigned zslice,
+			 unsigned flags)
+{
+	struct pipe_winsys *ws = screen->winsys;
+	struct nv10_miptree *nv10mt = (struct nv10_miptree *)pt;
+	struct pipe_surface *ps;
+
+	ps = ws->surface_alloc(ws);
+	if (!ps)
+		return NULL;
+	pipe_buffer_reference(screen, &ps->buffer, nv10mt->buffer);
+	ps->format = pt->format;
+	ps->width = pt->width[level];
+	ps->height = pt->height[level];
+	ps->block = pt->block;
+	ps->nblocksx = pt->nblocksx[level];
+	ps->nblocksy = pt->nblocksy[level];
+	ps->stride = nv10mt->level[level].pitch;
+
+	if (pt->target == PIPE_TEXTURE_CUBE) {
+		ps->offset = nv10mt->level[level].image_offset[face];
+	} else {
+		ps->offset = nv10mt->level[level].image_offset[0];
+	}
+
+	return ps;
+}
+
+static void
+nv10_miptree_surface_release(struct pipe_screen *screen,
+			     struct pipe_surface **surface)
+{
+}
+
+void nv10_screen_init_miptree_functions(struct pipe_screen *pscreen)
+{
+	pscreen->texture_create = nv10_miptree_create;
+	pscreen->texture_release = nv10_miptree_release;
+	pscreen->get_tex_surface = nv10_miptree_surface_get;
+	pscreen->tex_surface_release = nv10_miptree_surface_release;
+}
+
diff --git a/src/gallium/drivers/nv20/nv10_prim_vbuf.c b/src/gallium/drivers/nv20/nv10_prim_vbuf.c
new file mode 100644
index 00000000000..62a8f6d89da
--- /dev/null
+++ b/src/gallium/drivers/nv20/nv10_prim_vbuf.c
@@ -0,0 +1,240 @@
+/**************************************************************************
+ * 
+ * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * 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, 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 TUNGSTEN GRAPHICS 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.
+ * 
+ **************************************************************************/
+
+/**
+ * \file
+ * Build post-transformation, post-clipping vertex buffers and element
+ * lists by hooking into the end of the primitive pipeline and
+ * manipulating the vertex_id field in the vertex headers.
+ *
+ * XXX: work in progress 
+ * 
+ * \author José Fonseca <[email protected]>
+ * \author Keith Whitwell <[email protected]>
+ */
+
+
+#include "pipe/p_debug.h"
+#include "pipe/p_inlines.h"
+#include "pipe/p_winsys.h"
+
+#include "nv10_context.h"
+#include "nv10_state.h"
+
+#include "draw/draw_vbuf.h"
+
+/**
+ * Primitive renderer for nv10.
+ */
+struct nv10_vbuf_render {
+	struct vbuf_render base;
+
+	struct nv10_context *nv10;   
+
+	/** Vertex buffer */
+	struct pipe_buffer* buffer;
+
+	/** Vertex size in bytes */
+	unsigned vertex_size;
+
+	/** Hardware primitive */
+	unsigned hwprim;
+};
+
+
+void nv10_vtxbuf_bind( struct nv10_context* nv10 )
+{
+	int i;
+	for(i = 0; i < 8; i++) {
+		BEGIN_RING(celsius, NV10TCL_VERTEX_ARRAY_ATTRIB_OFFSET(i), 1);
+		OUT_RING(0/*nv10->vtxbuf*/);
+		BEGIN_RING(celsius, NV10TCL_VERTEX_ARRAY_ATTRIB_FORMAT(i) ,1);
+		OUT_RING(0/*XXX*/);
+	}
+}
+
+/**
+ * Basically a cast wrapper.
+ */
+static INLINE struct nv10_vbuf_render *
+nv10_vbuf_render( struct vbuf_render *render )
+{
+	assert(render);
+	return (struct nv10_vbuf_render *)render;
+}
+
+
+static const struct vertex_info *
+nv10_vbuf_render_get_vertex_info( struct vbuf_render *render )
+{
+	struct nv10_vbuf_render *nv10_render = nv10_vbuf_render(render);
+	struct nv10_context *nv10 = nv10_render->nv10;
+
+	nv10_emit_hw_state(nv10);
+
+	return &nv10->vertex_info;
+}
+
+
+static void *
+nv10_vbuf_render_allocate_vertices( struct vbuf_render *render,
+		ushort vertex_size,
+		ushort nr_vertices )
+{
+	struct nv10_vbuf_render *nv10_render = nv10_vbuf_render(render);
+	struct nv10_context *nv10 = nv10_render->nv10;
+	struct pipe_winsys *winsys = nv10->pipe.winsys;
+	size_t size = (size_t)vertex_size * (size_t)nr_vertices;
+
+	assert(!nv10_render->buffer);
+	nv10_render->buffer = winsys->buffer_create(winsys, 64, PIPE_BUFFER_USAGE_VERTEX, size);
+
+	nv10->dirty |= NV10_NEW_VTXARRAYS;
+
+	return winsys->buffer_map(winsys, 
+			nv10_render->buffer, 
+			PIPE_BUFFER_USAGE_CPU_WRITE);
+}
+
+
+static void 
+nv10_vbuf_render_set_primitive( struct vbuf_render *render, 
+		unsigned prim )
+{
+	struct nv10_vbuf_render *nv10_render = nv10_vbuf_render(render);
+	nv10_render->hwprim = prim + 1;
+}
+
+
+static void 
+nv10_vbuf_render_draw( struct vbuf_render *render,
+		const ushort *indices,
+		uint nr_indices)
+{
+	struct nv10_vbuf_render *nv10_render = nv10_vbuf_render(render);
+	struct nv10_context *nv10 = nv10_render->nv10;
+	int push, i;
+
+	nv10_emit_hw_state(nv10);
+
+	BEGIN_RING(celsius, NV10TCL_VERTEX_ARRAY_OFFSET_POS, 1);
+	OUT_RELOCl(nv10_render->buffer, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_RD);
+
+	BEGIN_RING(celsius, NV10TCL_VERTEX_BUFFER_BEGIN_END, 1);
+	OUT_RING(nv10_render->hwprim);
+
+	if (nr_indices & 1) {
+		BEGIN_RING(celsius, NV10TCL_VB_ELEMENT_U32, 1);
+		OUT_RING  (indices[0]);
+		indices++; nr_indices--;
+	}
+
+	while (nr_indices) {
+		// XXX too big/small ? check the size
+		push = MIN2(nr_indices, 1200 * 2);
+
+		BEGIN_RING_NI(celsius, NV10TCL_VB_ELEMENT_U16, push >> 1);
+		for (i = 0; i < push; i+=2)
+			OUT_RING((indices[i+1] << 16) | indices[i]);
+
+		nr_indices -= push;
+		indices  += push;
+	}
+
+	BEGIN_RING(celsius, NV10TCL_VERTEX_BUFFER_BEGIN_END, 1);
+	OUT_RING  (0);
+}
+
+
+static void
+nv10_vbuf_render_release_vertices( struct vbuf_render *render,
+		void *vertices, 
+		unsigned vertex_size,
+		unsigned vertices_used )
+{
+	struct nv10_vbuf_render *nv10_render = nv10_vbuf_render(render);
+	struct nv10_context *nv10 = nv10_render->nv10;
+	struct pipe_winsys *winsys = nv10->pipe.winsys;
+	struct pipe_screen *pscreen = &nv10->screen->pipe;
+
+	assert(nv10_render->buffer);
+	winsys->buffer_unmap(winsys, nv10_render->buffer);
+	pipe_buffer_reference(pscreen, &nv10_render->buffer, NULL);
+}
+
+
+static void
+nv10_vbuf_render_destroy( struct vbuf_render *render )
+{
+	struct nv10_vbuf_render *nv10_render = nv10_vbuf_render(render);
+	FREE(nv10_render);
+}
+
+
+/**
+ * Create a new primitive render.
+ */
+static struct vbuf_render *
+nv10_vbuf_render_create( struct nv10_context *nv10 )
+{
+	struct nv10_vbuf_render *nv10_render = CALLOC_STRUCT(nv10_vbuf_render);
+
+	nv10_render->nv10 = nv10;
+
+	nv10_render->base.max_vertex_buffer_bytes = 16*1024;
+	nv10_render->base.max_indices = 1024;
+	nv10_render->base.get_vertex_info = nv10_vbuf_render_get_vertex_info;
+	nv10_render->base.allocate_vertices = nv10_vbuf_render_allocate_vertices;
+	nv10_render->base.set_primitive = nv10_vbuf_render_set_primitive;
+	nv10_render->base.draw = nv10_vbuf_render_draw;
+	nv10_render->base.release_vertices = nv10_vbuf_render_release_vertices;
+	nv10_render->base.destroy = nv10_vbuf_render_destroy;
+
+	return &nv10_render->base;
+}
+
+
+/**
+ * Create a new primitive vbuf/render stage.
+ */
+struct draw_stage *nv10_draw_vbuf_stage( struct nv10_context *nv10 )
+{
+	struct vbuf_render *render;
+	struct draw_stage *stage;
+
+	render = nv10_vbuf_render_create(nv10);
+	if(!render)
+		return NULL;
+
+	stage = draw_vbuf_stage( nv10->draw, render );
+	if(!stage) {
+		render->destroy(render);
+		return NULL;
+	}
+
+	return stage;
+}
diff --git a/src/gallium/drivers/nv20/nv10_screen.c b/src/gallium/drivers/nv20/nv10_screen.c
new file mode 100644
index 00000000000..27a9edf9bba
--- /dev/null
+++ b/src/gallium/drivers/nv20/nv10_screen.c
@@ -0,0 +1,208 @@
+#include "pipe/p_screen.h"
+
+#include "nv10_context.h"
+#include "nv10_screen.h"
+
+static const char *
+nv10_screen_get_name(struct pipe_screen *screen)
+{
+	struct nv10_screen *nv10screen = nv10_screen(screen);
+	struct nouveau_device *dev = nv10screen->nvws->channel->device;
+	static char buffer[128];
+
+	snprintf(buffer, sizeof(buffer), "NV%02X", dev->chipset);
+	return buffer;
+}
+
+static const char *
+nv10_screen_get_vendor(struct pipe_screen *screen)
+{
+	return "nouveau";
+}
+
+static int
+nv10_screen_get_param(struct pipe_screen *screen, int param)
+{
+	switch (param) {
+	case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
+		return 2;
+	case PIPE_CAP_NPOT_TEXTURES:
+		return 0;
+	case PIPE_CAP_TWO_SIDED_STENCIL:
+		return 0;
+	case PIPE_CAP_GLSL:
+		return 0;
+	case PIPE_CAP_S3TC:
+		return 0;
+	case PIPE_CAP_ANISOTROPIC_FILTER:
+		return 1;
+	case PIPE_CAP_POINT_SPRITE:
+		return 0;
+	case PIPE_CAP_MAX_RENDER_TARGETS:
+		return 1;
+	case PIPE_CAP_OCCLUSION_QUERY:
+		return 0;
+	case PIPE_CAP_TEXTURE_SHADOW_MAP:
+		return 0;
+	case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
+		return 12;
+	case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
+		return 0;
+	case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
+		return 12;
+	case NOUVEAU_CAP_HW_VTXBUF:
+	case NOUVEAU_CAP_HW_IDXBUF:
+		return 0;
+	default:
+		NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
+		return 0;
+	}
+}
+
+static float
+nv10_screen_get_paramf(struct pipe_screen *screen, int 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 2.0;
+	case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
+		return 4.0;
+	default:
+		NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
+		return 0.0;
+	}
+}
+
+static boolean
+nv10_screen_is_format_supported(struct pipe_screen *screen,
+				enum pipe_format format,
+				enum pipe_texture_target target,
+				unsigned tex_usage, unsigned geom_flags)
+{
+	if (tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET) {
+		switch (format) {
+		case PIPE_FORMAT_A8R8G8B8_UNORM:
+		case PIPE_FORMAT_R5G6B5_UNORM: 
+		case PIPE_FORMAT_Z24S8_UNORM:
+		case PIPE_FORMAT_Z16_UNORM:
+			return TRUE;
+		default:
+			break;
+		}
+	} else {
+		switch (format) {
+		case PIPE_FORMAT_A8R8G8B8_UNORM:
+		case PIPE_FORMAT_A1R5G5B5_UNORM:
+		case PIPE_FORMAT_A4R4G4B4_UNORM:
+		case PIPE_FORMAT_R5G6B5_UNORM: 
+		case PIPE_FORMAT_L8_UNORM:
+		case PIPE_FORMAT_A8_UNORM:
+		case PIPE_FORMAT_I8_UNORM:
+			return TRUE;
+		default:
+			break;
+		}
+	}
+
+	return FALSE;
+}
+
+static void *
+nv10_surface_map(struct pipe_screen *screen, struct pipe_surface *surface,
+		 unsigned flags )
+{
+	struct pipe_winsys *ws = screen->winsys;
+	void *map;
+
+	map = ws->buffer_map(ws, surface->buffer, flags);
+	if (!map)
+		return NULL;
+
+	return map + surface->offset;
+}
+
+static void
+nv10_surface_unmap(struct pipe_screen *screen, struct pipe_surface *surface)
+{
+	struct pipe_winsys *ws = screen->winsys;
+
+	ws->buffer_unmap(ws, surface->buffer);
+}
+
+static void
+nv10_screen_destroy(struct pipe_screen *pscreen)
+{
+	struct nv10_screen *screen = nv10_screen(pscreen);
+	struct nouveau_winsys *nvws = screen->nvws;
+
+	nvws->notifier_free(&screen->sync);
+	nvws->grobj_free(&screen->celsius);
+
+	FREE(pscreen);
+}
+
+struct pipe_screen *
+nv10_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
+{
+	struct nv10_screen *screen = CALLOC_STRUCT(nv10_screen);
+	unsigned celsius_class;
+	unsigned chipset = nvws->channel->device->chipset;
+	int ret;
+
+	if (!screen)
+		return NULL;
+	screen->nvws = nvws;
+
+	/* 3D object */
+	if (chipset>=0x20)
+		celsius_class=NV11TCL;
+	else if (chipset>=0x17)
+		celsius_class=NV17TCL;
+	else if (chipset>=0x11)
+		celsius_class=NV11TCL;
+	else
+		celsius_class=NV10TCL;
+
+	if (!celsius_class) {
+		NOUVEAU_ERR("Unknown nv1x chipset: nv%02x\n", chipset);
+		return NULL;
+	}
+
+	ret = nvws->grobj_alloc(nvws, celsius_class, &screen->celsius);
+	if (ret) {
+		NOUVEAU_ERR("Error creating 3D object: %d\n", ret);
+		return FALSE;
+	}
+
+	/* Notifier for sync purposes */
+	ret = nvws->notifier_alloc(nvws, 1, &screen->sync);
+	if (ret) {
+		NOUVEAU_ERR("Error creating notifier object: %d\n", ret);
+		nv10_screen_destroy(&screen->pipe);
+		return NULL;
+	}
+
+	screen->pipe.winsys = ws;
+	screen->pipe.destroy = nv10_screen_destroy;
+
+	screen->pipe.get_name = nv10_screen_get_name;
+	screen->pipe.get_vendor = nv10_screen_get_vendor;
+	screen->pipe.get_param = nv10_screen_get_param;
+	screen->pipe.get_paramf = nv10_screen_get_paramf;
+
+	screen->pipe.is_format_supported = nv10_screen_is_format_supported;
+
+	screen->pipe.surface_map = nv10_surface_map;
+	screen->pipe.surface_unmap = nv10_surface_unmap;
+
+	nv10_screen_init_miptree_functions(&screen->pipe);
+
+	return &screen->pipe;
+}
+
diff --git a/src/gallium/drivers/nv20/nv10_screen.h b/src/gallium/drivers/nv20/nv10_screen.h
new file mode 100644
index 00000000000..3f8750a13f7
--- /dev/null
+++ b/src/gallium/drivers/nv20/nv10_screen.h
@@ -0,0 +1,22 @@
+#ifndef __NV10_SCREEN_H__
+#define __NV10_SCREEN_H__
+
+#include "pipe/p_screen.h"
+
+struct nv10_screen {
+	struct pipe_screen pipe;
+
+	struct nouveau_winsys *nvws;
+
+	/* HW graphics objects */
+	struct nouveau_grobj *celsius;
+	struct nouveau_notifier *sync;
+};
+
+static INLINE struct nv10_screen *
+nv10_screen(struct pipe_screen *screen)
+{
+	return (struct nv10_screen *)screen;
+}
+
+#endif
diff --git a/src/gallium/drivers/nv20/nv10_state.c b/src/gallium/drivers/nv20/nv10_state.c
new file mode 100644
index 00000000000..d2375aa2f64
--- /dev/null
+++ b/src/gallium/drivers/nv20/nv10_state.c
@@ -0,0 +1,588 @@
+#include "draw/draw_context.h"
+#include "pipe/p_state.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_shader_tokens.h"
+
+#include "tgsi/tgsi_parse.h"
+
+#include "nv10_context.h"
+#include "nv10_state.h"
+
+static void *
+nv10_blend_state_create(struct pipe_context *pipe,
+			const struct pipe_blend_state *cso)
+{
+	struct nv10_blend_state *cb;
+
+	cb = MALLOC(sizeof(struct nv10_blend_state));
+
+	cb->b_enable = cso->blend_enable ? 1 : 0;
+	cb->b_srcfunc = ((nvgl_blend_func(cso->alpha_src_factor)<<16) |
+			 (nvgl_blend_func(cso->rgb_src_factor)));
+	cb->b_dstfunc = ((nvgl_blend_func(cso->alpha_dst_factor)<<16) |
+			 (nvgl_blend_func(cso->rgb_dst_factor)));
+
+	cb->c_mask = (((cso->colormask & PIPE_MASK_A) ? (0x01<<24) : 0) |
+		      ((cso->colormask & PIPE_MASK_R) ? (0x01<<16) : 0) |
+		      ((cso->colormask & PIPE_MASK_G) ? (0x01<< 8) : 0) |
+		      ((cso->colormask & PIPE_MASK_B) ? (0x01<< 0) : 0));
+
+	cb->d_enable = cso->dither ? 1 : 0;
+
+	return (void *)cb;
+}
+
+static void
+nv10_blend_state_bind(struct pipe_context *pipe, void *blend)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+
+	nv10->blend = (struct nv10_blend_state*)blend;
+
+	nv10->dirty |= NV10_NEW_BLEND;
+}
+
+static void
+nv10_blend_state_delete(struct pipe_context *pipe, void *hwcso)
+{
+	FREE(hwcso);
+}
+
+
+static INLINE unsigned
+wrap_mode(unsigned wrap) {
+	unsigned ret;
+
+	switch (wrap) {
+	case PIPE_TEX_WRAP_REPEAT:
+		ret = NV10TCL_TX_FORMAT_WRAP_S_REPEAT;
+		break;
+	case PIPE_TEX_WRAP_MIRROR_REPEAT:
+		ret = NV10TCL_TX_FORMAT_WRAP_S_MIRRORED_REPEAT;
+		break;
+	case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
+		ret = NV10TCL_TX_FORMAT_WRAP_S_CLAMP_TO_EDGE;
+		break;
+	case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
+		ret = NV10TCL_TX_FORMAT_WRAP_S_CLAMP_TO_BORDER;
+		break;
+	case PIPE_TEX_WRAP_CLAMP:
+		ret = NV10TCL_TX_FORMAT_WRAP_S_CLAMP;
+		break;
+	case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
+	case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER:
+	case PIPE_TEX_WRAP_MIRROR_CLAMP:
+	default:
+		NOUVEAU_ERR("unknown wrap mode: %d\n", wrap);
+		ret = NV10TCL_TX_FORMAT_WRAP_S_REPEAT;
+		break;
+	}
+
+	return ret >> NV10TCL_TX_FORMAT_WRAP_S_SHIFT;
+}
+
+static void *
+nv10_sampler_state_create(struct pipe_context *pipe,
+			  const struct pipe_sampler_state *cso)
+{
+	struct nv10_sampler_state *ps;
+	uint32_t filter = 0;
+
+	ps = MALLOC(sizeof(struct nv10_sampler_state));
+
+	ps->wrap = ((wrap_mode(cso->wrap_s) << NV10TCL_TX_FORMAT_WRAP_S_SHIFT) |
+		    (wrap_mode(cso->wrap_t) << NV10TCL_TX_FORMAT_WRAP_T_SHIFT));
+
+	ps->en = 0;
+	if (cso->max_anisotropy > 1.0) {
+		/* no idea, binary driver sets it, works without it.. meh.. */
+		ps->wrap |= (1 << 5);
+
+/*		if (cso->max_anisotropy >= 16.0) {
+			ps->en |= NV10TCL_TX_ENABLE_ANISO_16X;
+		} else
+		if (cso->max_anisotropy >= 12.0) {
+			ps->en |= NV10TCL_TX_ENABLE_ANISO_12X;
+		} else
+		if (cso->max_anisotropy >= 10.0) {
+			ps->en |= NV10TCL_TX_ENABLE_ANISO_10X;
+		} else
+		if (cso->max_anisotropy >= 8.0) {
+			ps->en |= NV10TCL_TX_ENABLE_ANISO_8X;
+		} else
+		if (cso->max_anisotropy >= 6.0) {
+			ps->en |= NV10TCL_TX_ENABLE_ANISO_6X;
+		} else
+		if (cso->max_anisotropy >= 4.0) {
+			ps->en |= NV10TCL_TX_ENABLE_ANISO_4X;
+		} else {
+			ps->en |= NV10TCL_TX_ENABLE_ANISO_2X;
+		}*/
+	}
+
+	switch (cso->mag_img_filter) {
+	case PIPE_TEX_FILTER_LINEAR:
+		filter |= NV10TCL_TX_FILTER_MAGNIFY_LINEAR;
+		break;
+	case PIPE_TEX_FILTER_NEAREST:
+	default:
+		filter |= NV10TCL_TX_FILTER_MAGNIFY_NEAREST;
+		break;
+	}
+
+	switch (cso->min_img_filter) {
+	case PIPE_TEX_FILTER_LINEAR:
+		switch (cso->min_mip_filter) {
+		case PIPE_TEX_MIPFILTER_NEAREST:
+			filter |= NV10TCL_TX_FILTER_MINIFY_LINEAR_MIPMAP_NEAREST;
+			break;
+		case PIPE_TEX_MIPFILTER_LINEAR:
+			filter |= NV10TCL_TX_FILTER_MINIFY_LINEAR_MIPMAP_LINEAR;
+			break;
+		case PIPE_TEX_MIPFILTER_NONE:
+		default:
+			filter |= NV10TCL_TX_FILTER_MINIFY_LINEAR;
+			break;
+		}
+		break;
+	case PIPE_TEX_FILTER_NEAREST:
+	default:
+		switch (cso->min_mip_filter) {
+		case PIPE_TEX_MIPFILTER_NEAREST:
+			filter |= NV10TCL_TX_FILTER_MINIFY_NEAREST_MIPMAP_NEAREST;
+		break;
+		case PIPE_TEX_MIPFILTER_LINEAR:
+			filter |= NV10TCL_TX_FILTER_MINIFY_NEAREST_MIPMAP_LINEAR;
+			break;
+		case PIPE_TEX_MIPFILTER_NONE:
+		default:
+			filter |= NV10TCL_TX_FILTER_MINIFY_NEAREST;
+			break;
+		}
+		break;
+	}
+
+	ps->filt = filter;
+
+/*	if (cso->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
+		switch (cso->compare_func) {
+		case PIPE_FUNC_NEVER:
+			ps->wrap |= NV10TCL_TX_WRAP_RCOMP_NEVER;
+			break;
+		case PIPE_FUNC_GREATER:
+			ps->wrap |= NV10TCL_TX_WRAP_RCOMP_GREATER;
+			break;
+		case PIPE_FUNC_EQUAL:
+			ps->wrap |= NV10TCL_TX_WRAP_RCOMP_EQUAL;
+			break;
+		case PIPE_FUNC_GEQUAL:
+			ps->wrap |= NV10TCL_TX_WRAP_RCOMP_GEQUAL;
+			break;
+		case PIPE_FUNC_LESS:
+			ps->wrap |= NV10TCL_TX_WRAP_RCOMP_LESS;
+			break;
+		case PIPE_FUNC_NOTEQUAL:
+			ps->wrap |= NV10TCL_TX_WRAP_RCOMP_NOTEQUAL;
+			break;
+		case PIPE_FUNC_LEQUAL:
+			ps->wrap |= NV10TCL_TX_WRAP_RCOMP_LEQUAL;
+			break;
+		case PIPE_FUNC_ALWAYS:
+			ps->wrap |= NV10TCL_TX_WRAP_RCOMP_ALWAYS;
+			break;
+		default:
+			break;
+		}
+	}*/
+
+	ps->bcol = ((float_to_ubyte(cso->border_color[3]) << 24) |
+		    (float_to_ubyte(cso->border_color[0]) << 16) |
+		    (float_to_ubyte(cso->border_color[1]) <<  8) |
+		    (float_to_ubyte(cso->border_color[2]) <<  0));
+
+	return (void *)ps;
+}
+
+static void
+nv10_sampler_state_bind(struct pipe_context *pipe, unsigned nr, void **sampler)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+	unsigned unit;
+
+	for (unit = 0; unit < nr; unit++) {
+		nv10->tex_sampler[unit] = sampler[unit];
+		nv10->dirty_samplers |= (1 << unit);
+	}
+}
+
+static void
+nv10_sampler_state_delete(struct pipe_context *pipe, void *hwcso)
+{
+	FREE(hwcso);
+}
+
+static void
+nv10_set_sampler_texture(struct pipe_context *pipe, unsigned nr,
+			 struct pipe_texture **miptree)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+	unsigned unit;
+
+	for (unit = 0; unit < nr; unit++) {
+		nv10->tex_miptree[unit] = (struct nv10_miptree *)miptree[unit];
+		nv10->dirty_samplers |= (1 << unit);
+	}
+}
+
+static void *
+nv10_rasterizer_state_create(struct pipe_context *pipe,
+			     const struct pipe_rasterizer_state *cso)
+{
+	struct nv10_rasterizer_state *rs;
+	int i;
+
+	/*XXX: ignored:
+	 * 	light_twoside
+	 * 	offset_cw/ccw -nohw
+	 * 	scissor
+	 * 	point_smooth -nohw
+	 * 	multisample
+	 * 	offset_units / offset_scale
+	 */
+	rs = MALLOC(sizeof(struct nv10_rasterizer_state));
+
+	rs->templ = cso;
+	
+	rs->shade_model = cso->flatshade ? 0x1d00 : 0x1d01;
+
+	rs->line_width = (unsigned char)(cso->line_width * 8.0) & 0xff;
+	rs->line_smooth_en = cso->line_smooth ? 1 : 0;
+
+	rs->point_size = *(uint32_t*)&cso->point_size;
+
+	rs->poly_smooth_en = cso->poly_smooth ? 1 : 0;
+
+	if (cso->front_winding == PIPE_WINDING_CCW) {
+		rs->front_face = NV10TCL_FRONT_FACE_CCW;
+		rs->poly_mode_front = nvgl_polygon_mode(cso->fill_ccw);
+		rs->poly_mode_back  = nvgl_polygon_mode(cso->fill_cw);
+	} else {
+		rs->front_face = NV10TCL_FRONT_FACE_CW;
+		rs->poly_mode_front = nvgl_polygon_mode(cso->fill_cw);
+		rs->poly_mode_back  = nvgl_polygon_mode(cso->fill_ccw);
+	}
+
+	switch (cso->cull_mode) {
+	case PIPE_WINDING_CCW:
+		rs->cull_face_en = 1;
+		if (cso->front_winding == PIPE_WINDING_CCW)
+			rs->cull_face    = NV10TCL_CULL_FACE_FRONT;
+		else
+			rs->cull_face    = NV10TCL_CULL_FACE_BACK;
+		break;
+	case PIPE_WINDING_CW:
+		rs->cull_face_en = 1;
+		if (cso->front_winding == PIPE_WINDING_CW)
+			rs->cull_face    = NV10TCL_CULL_FACE_FRONT;
+		else
+			rs->cull_face    = NV10TCL_CULL_FACE_BACK;
+		break;
+	case PIPE_WINDING_BOTH:
+		rs->cull_face_en = 1;
+		rs->cull_face    = NV10TCL_CULL_FACE_FRONT_AND_BACK;
+		break;
+	case PIPE_WINDING_NONE:
+	default:
+		rs->cull_face_en = 0;
+		rs->cull_face    = 0;
+		break;
+	}
+
+	if (cso->point_sprite) {
+		rs->point_sprite = (1 << 0);
+		for (i = 0; i < 8; i++) {
+			if (cso->sprite_coord_mode[i] != PIPE_SPRITE_COORD_NONE)
+				rs->point_sprite |= (1 << (8 + i));
+		}
+	} else {
+		rs->point_sprite = 0;
+	}
+
+	return (void *)rs;
+}
+
+static void
+nv10_rasterizer_state_bind(struct pipe_context *pipe, void *rast)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+
+	nv10->rast = (struct nv10_rasterizer_state*)rast;
+
+	draw_set_rasterizer_state(nv10->draw, (nv10->rast ? nv10->rast->templ : NULL));
+
+	nv10->dirty |= NV10_NEW_RAST;
+}
+
+static void
+nv10_rasterizer_state_delete(struct pipe_context *pipe, void *hwcso)
+{
+	FREE(hwcso);
+}
+
+static void *
+nv10_depth_stencil_alpha_state_create(struct pipe_context *pipe,
+			const struct pipe_depth_stencil_alpha_state *cso)
+{
+	struct nv10_depth_stencil_alpha_state *hw;
+
+	hw = MALLOC(sizeof(struct nv10_depth_stencil_alpha_state));
+
+	hw->depth.func		= nvgl_comparison_op(cso->depth.func);
+	hw->depth.write_enable	= cso->depth.writemask ? 1 : 0;
+	hw->depth.test_enable	= cso->depth.enabled ? 1 : 0;
+
+	hw->stencil.enable = cso->stencil[0].enabled ? 1 : 0;
+	hw->stencil.wmask = cso->stencil[0].write_mask;
+	hw->stencil.func = nvgl_comparison_op(cso->stencil[0].func);
+	hw->stencil.ref	= cso->stencil[0].ref_value;
+	hw->stencil.vmask = cso->stencil[0].value_mask;
+	hw->stencil.fail = nvgl_stencil_op(cso->stencil[0].fail_op);
+	hw->stencil.zfail = nvgl_stencil_op(cso->stencil[0].zfail_op);
+	hw->stencil.zpass = nvgl_stencil_op(cso->stencil[0].zpass_op);
+
+	hw->alpha.enabled = cso->alpha.enabled ? 1 : 0;
+	hw->alpha.func = nvgl_comparison_op(cso->alpha.func);
+	hw->alpha.ref  = float_to_ubyte(cso->alpha.ref);
+
+	return (void *)hw;
+}
+
+static void
+nv10_depth_stencil_alpha_state_bind(struct pipe_context *pipe, void *dsa)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+
+	nv10->dsa = (struct nv10_depth_stencil_alpha_state*)dsa;
+
+	nv10->dirty |= NV10_NEW_DSA;
+}
+
+static void
+nv10_depth_stencil_alpha_state_delete(struct pipe_context *pipe, void *hwcso)
+{
+	FREE(hwcso);
+}
+
+static void *
+nv10_vp_state_create(struct pipe_context *pipe,
+		     const struct pipe_shader_state *templ)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+
+	return draw_create_vertex_shader(nv10->draw, templ);
+}
+
+static void
+nv10_vp_state_bind(struct pipe_context *pipe, void *shader)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+
+	draw_bind_vertex_shader(nv10->draw, (struct draw_vertex_shader *) shader);
+
+	nv10->dirty |= NV10_NEW_VERTPROG;
+}
+
+static void
+nv10_vp_state_delete(struct pipe_context *pipe, void *shader)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+
+	draw_delete_vertex_shader(nv10->draw, (struct draw_vertex_shader *) shader);
+}
+
+static void *
+nv10_fp_state_create(struct pipe_context *pipe,
+		     const struct pipe_shader_state *cso)
+{
+	struct nv10_fragment_program *fp;
+
+	fp = CALLOC(1, sizeof(struct nv10_fragment_program));
+	fp->pipe.tokens = tgsi_dup_tokens(cso->tokens);
+	
+	tgsi_scan_shader(cso->tokens, &fp->info);
+
+	return (void *)fp;
+}
+
+static void
+nv10_fp_state_bind(struct pipe_context *pipe, void *hwcso)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+	struct nv10_fragment_program *fp = hwcso;
+
+	nv10->fragprog.current = fp;
+	nv10->dirty |= NV10_NEW_FRAGPROG;
+}
+
+static void
+nv10_fp_state_delete(struct pipe_context *pipe, void *hwcso)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+	struct nv10_fragment_program *fp = hwcso;
+
+	nv10_fragprog_destroy(nv10, fp);
+	FREE((void*)fp->pipe.tokens);
+	FREE(fp);
+}
+
+static void
+nv10_set_blend_color(struct pipe_context *pipe,
+		     const struct pipe_blend_color *bcol)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+
+	nv10->blend_color = (struct pipe_blend_color*)bcol;
+
+	nv10->dirty |= NV10_NEW_BLENDCOL;
+}
+
+static void
+nv10_set_clip_state(struct pipe_context *pipe,
+		    const struct pipe_clip_state *clip)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+
+	draw_set_clip_state(nv10->draw, clip);
+}
+
+static void
+nv10_set_constant_buffer(struct pipe_context *pipe, uint shader, uint index,
+			 const struct pipe_constant_buffer *buf )
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+	struct pipe_winsys *ws = pipe->winsys;
+
+	assert(shader < PIPE_SHADER_TYPES);
+	assert(index == 0);
+
+	if (buf) {
+		void *mapped;
+		if (buf->size && (mapped = ws->buffer_map(ws, buf->buffer, PIPE_BUFFER_USAGE_CPU_READ)))
+		{
+			memcpy(nv10->constbuf[shader], mapped, buf->size);
+			nv10->constbuf_nr[shader] =
+				buf->size / (4 * sizeof(float));
+			ws->buffer_unmap(ws, buf->buffer);
+		}
+	}
+}
+
+static void
+nv10_set_framebuffer_state(struct pipe_context *pipe,
+			   const struct pipe_framebuffer_state *fb)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+
+	nv10->framebuffer = (struct pipe_framebuffer_state*)fb;
+
+	nv10->dirty |= NV10_NEW_FRAMEBUFFER;
+}
+
+static void
+nv10_set_polygon_stipple(struct pipe_context *pipe,
+			 const struct pipe_poly_stipple *stipple)
+{
+	NOUVEAU_ERR("line stipple hahaha\n");
+}
+
+static void
+nv10_set_scissor_state(struct pipe_context *pipe,
+		       const struct pipe_scissor_state *s)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+
+	nv10->scissor = (struct pipe_scissor_state*)s;
+
+	nv10->dirty |= NV10_NEW_SCISSOR;
+}
+
+static void
+nv10_set_viewport_state(struct pipe_context *pipe,
+			const struct pipe_viewport_state *vpt)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+
+	nv10->viewport = (struct pipe_viewport_state*)vpt;
+
+	draw_set_viewport_state(nv10->draw, nv10->viewport);
+
+	nv10->dirty |= NV10_NEW_VIEWPORT;
+}
+
+static void
+nv10_set_vertex_buffers(struct pipe_context *pipe, unsigned count,
+			const struct pipe_vertex_buffer *vb)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+
+	memcpy(nv10->vtxbuf, vb, sizeof(*vb) * count);
+	nv10->dirty |= NV10_NEW_VTXARRAYS;
+
+	draw_set_vertex_buffers(nv10->draw, count, vb);
+}
+
+static void
+nv10_set_vertex_elements(struct pipe_context *pipe, unsigned count,
+			 const struct pipe_vertex_element *ve)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+
+	memcpy(nv10->vtxelt, ve, sizeof(*ve) * count);
+	nv10->dirty |= NV10_NEW_VTXARRAYS;
+
+	draw_set_vertex_elements(nv10->draw, count, ve);
+}
+
+void
+nv10_init_state_functions(struct nv10_context *nv10)
+{
+	nv10->pipe.create_blend_state = nv10_blend_state_create;
+	nv10->pipe.bind_blend_state = nv10_blend_state_bind;
+	nv10->pipe.delete_blend_state = nv10_blend_state_delete;
+
+	nv10->pipe.create_sampler_state = nv10_sampler_state_create;
+	nv10->pipe.bind_sampler_states = nv10_sampler_state_bind;
+	nv10->pipe.delete_sampler_state = nv10_sampler_state_delete;
+	nv10->pipe.set_sampler_textures = nv10_set_sampler_texture;
+
+	nv10->pipe.create_rasterizer_state = nv10_rasterizer_state_create;
+	nv10->pipe.bind_rasterizer_state = nv10_rasterizer_state_bind;
+	nv10->pipe.delete_rasterizer_state = nv10_rasterizer_state_delete;
+
+	nv10->pipe.create_depth_stencil_alpha_state =
+		nv10_depth_stencil_alpha_state_create;
+	nv10->pipe.bind_depth_stencil_alpha_state =
+		nv10_depth_stencil_alpha_state_bind;
+	nv10->pipe.delete_depth_stencil_alpha_state =
+		nv10_depth_stencil_alpha_state_delete;
+
+	nv10->pipe.create_vs_state = nv10_vp_state_create;
+	nv10->pipe.bind_vs_state = nv10_vp_state_bind;
+	nv10->pipe.delete_vs_state = nv10_vp_state_delete;
+
+	nv10->pipe.create_fs_state = nv10_fp_state_create;
+	nv10->pipe.bind_fs_state = nv10_fp_state_bind;
+	nv10->pipe.delete_fs_state = nv10_fp_state_delete;
+
+	nv10->pipe.set_blend_color = nv10_set_blend_color;
+	nv10->pipe.set_clip_state = nv10_set_clip_state;
+	nv10->pipe.set_constant_buffer = nv10_set_constant_buffer;
+	nv10->pipe.set_framebuffer_state = nv10_set_framebuffer_state;
+	nv10->pipe.set_polygon_stipple = nv10_set_polygon_stipple;
+	nv10->pipe.set_scissor_state = nv10_set_scissor_state;
+	nv10->pipe.set_viewport_state = nv10_set_viewport_state;
+
+	nv10->pipe.set_vertex_buffers = nv10_set_vertex_buffers;
+	nv10->pipe.set_vertex_elements = nv10_set_vertex_elements;
+}
+
diff --git a/src/gallium/drivers/nv20/nv10_state.h b/src/gallium/drivers/nv20/nv10_state.h
new file mode 100644
index 00000000000..3a3fd0d4f4f
--- /dev/null
+++ b/src/gallium/drivers/nv20/nv10_state.h
@@ -0,0 +1,139 @@
+#ifndef __NV10_STATE_H__
+#define __NV10_STATE_H__
+
+#include "pipe/p_state.h"
+#include "tgsi/tgsi_scan.h"
+
+struct nv10_blend_state {
+	uint32_t b_enable;
+	uint32_t b_srcfunc;
+	uint32_t b_dstfunc;
+
+	uint32_t c_mask;
+
+	uint32_t d_enable;
+};
+
+struct nv10_sampler_state {
+	uint32_t wrap;
+	uint32_t en;
+	uint32_t filt;
+	uint32_t bcol;
+};
+
+struct nv10_rasterizer_state {
+	uint32_t shade_model;
+
+	uint32_t line_width;
+	uint32_t line_smooth_en;
+
+	uint32_t point_size;
+
+	uint32_t poly_smooth_en;
+	
+	uint32_t poly_mode_front;
+	uint32_t poly_mode_back;
+
+	uint32_t front_face;
+	uint32_t cull_face;
+	uint32_t cull_face_en;
+
+	uint32_t point_sprite;
+
+	const struct pipe_rasterizer_state *templ;
+};
+
+struct nv10_vertex_program_exec {
+	uint32_t data[4];
+	boolean has_branch_offset;
+	int const_index;
+};
+
+struct nv10_vertex_program_data {
+	int index; /* immediates == -1 */
+	float value[4];
+};
+
+struct nv10_vertex_program {
+	const struct pipe_shader_state *pipe;
+
+	boolean translated;
+	struct nv10_vertex_program_exec *insns;
+	unsigned nr_insns;
+	struct nv10_vertex_program_data *consts;
+	unsigned nr_consts;
+
+	struct nouveau_resource *exec;
+	unsigned exec_start;
+	struct nouveau_resource *data;
+	unsigned data_start;
+	unsigned data_start_min;
+
+	uint32_t ir;
+	uint32_t or;
+};
+
+struct nv10_fragment_program_data {
+	unsigned offset;
+	unsigned index;
+};
+
+struct nv10_fragment_program {
+	struct pipe_shader_state pipe;
+	struct tgsi_shader_info info;
+
+	boolean translated;
+	boolean on_hw;
+	unsigned samplers;
+
+	uint32_t *insn;
+	int       insn_len;
+
+	struct nv10_fragment_program_data *consts;
+	unsigned nr_consts;
+
+	struct pipe_buffer *buffer;
+
+	uint32_t fp_control;
+	uint32_t fp_reg_control;
+};
+
+
+struct nv10_depth_stencil_alpha_state {
+	struct {
+		uint32_t func;
+		uint32_t write_enable;
+		uint32_t test_enable;
+	} depth;
+
+	struct {
+		uint32_t enable;
+		uint32_t wmask;
+		uint32_t func;
+		uint32_t ref;
+		uint32_t vmask;
+		uint32_t fail;
+		uint32_t zfail;
+		uint32_t zpass;
+	} stencil;
+
+	struct {
+		uint32_t enabled;
+		uint32_t func;
+		uint32_t ref;
+	} alpha;
+};
+
+struct nv10_miptree {
+	struct pipe_texture base;
+
+	struct pipe_buffer *buffer;
+	uint total_size;
+
+	struct {
+		uint pitch;
+		uint *image_offset;
+	} level[PIPE_MAX_TEXTURE_LEVELS];
+};
+
+#endif
diff --git a/src/gallium/drivers/nv20/nv10_state_emit.c b/src/gallium/drivers/nv20/nv10_state_emit.c
new file mode 100644
index 00000000000..46c7e1d7536
--- /dev/null
+++ b/src/gallium/drivers/nv20/nv10_state_emit.c
@@ -0,0 +1,303 @@
+#include "nv10_context.h"
+#include "nv10_state.h"
+
+static void nv10_state_emit_blend(struct nv10_context* nv10)
+{
+	struct nv10_blend_state *b = nv10->blend;
+
+	BEGIN_RING(celsius, NV10TCL_DITHER_ENABLE, 1);
+	OUT_RING  (b->d_enable);
+
+	BEGIN_RING(celsius, NV10TCL_BLEND_FUNC_ENABLE, 3);
+	OUT_RING  (b->b_enable);
+	OUT_RING  (b->b_srcfunc);
+	OUT_RING  (b->b_dstfunc);
+
+	BEGIN_RING(celsius, NV10TCL_COLOR_MASK, 1);
+	OUT_RING  (b->c_mask);
+}
+
+static void nv10_state_emit_blend_color(struct nv10_context* nv10)
+{
+	struct pipe_blend_color *c = nv10->blend_color;
+
+	BEGIN_RING(celsius, NV10TCL_BLEND_COLOR, 1);
+	OUT_RING  ((float_to_ubyte(c->color[3]) << 24)|
+		   (float_to_ubyte(c->color[0]) << 16)|
+		   (float_to_ubyte(c->color[1]) << 8) |
+		   (float_to_ubyte(c->color[2]) << 0));
+}
+
+static void nv10_state_emit_rast(struct nv10_context* nv10)
+{
+	struct nv10_rasterizer_state *r = nv10->rast;
+
+	BEGIN_RING(celsius, NV10TCL_SHADE_MODEL, 2);
+	OUT_RING  (r->shade_model);
+	OUT_RING  (r->line_width);
+
+
+	BEGIN_RING(celsius, NV10TCL_POINT_SIZE, 1);
+	OUT_RING  (r->point_size);
+
+	BEGIN_RING(celsius, NV10TCL_POLYGON_MODE_FRONT, 2);
+	OUT_RING  (r->poly_mode_front);
+	OUT_RING  (r->poly_mode_back);
+
+
+	BEGIN_RING(celsius, NV10TCL_CULL_FACE, 2);
+	OUT_RING  (r->cull_face);
+	OUT_RING  (r->front_face);
+
+	BEGIN_RING(celsius, NV10TCL_LINE_SMOOTH_ENABLE, 2);
+	OUT_RING  (r->line_smooth_en);
+	OUT_RING  (r->poly_smooth_en);
+
+	BEGIN_RING(celsius, NV10TCL_CULL_FACE_ENABLE, 1);
+	OUT_RING  (r->cull_face_en);
+}
+
+static void nv10_state_emit_dsa(struct nv10_context* nv10)
+{
+	struct nv10_depth_stencil_alpha_state *d = nv10->dsa;
+
+	BEGIN_RING(celsius, NV10TCL_DEPTH_FUNC, 1);
+	OUT_RING (d->depth.func);
+
+	BEGIN_RING(celsius, NV10TCL_DEPTH_WRITE_ENABLE, 1);
+	OUT_RING (d->depth.write_enable);
+
+	BEGIN_RING(celsius, NV10TCL_DEPTH_TEST_ENABLE, 1);
+	OUT_RING (d->depth.test_enable);
+
+#if 0
+	BEGIN_RING(celsius, NV10TCL_STENCIL_ENABLE, 1);
+	OUT_RING (d->stencil.enable);
+	BEGIN_RING(celsius, NV10TCL_STENCIL_MASK, 7);
+	OUT_RINGp ((uint32_t *)&(d->stencil.wmask), 7);
+#endif
+
+	BEGIN_RING(celsius, NV10TCL_ALPHA_FUNC_ENABLE, 1);
+	OUT_RING (d->alpha.enabled);
+
+	BEGIN_RING(celsius, NV10TCL_ALPHA_FUNC_FUNC, 1);
+	OUT_RING (d->alpha.func);
+
+	BEGIN_RING(celsius, NV10TCL_ALPHA_FUNC_REF, 1);
+	OUT_RING (d->alpha.ref);
+}
+
+static void nv10_state_emit_viewport(struct nv10_context* nv10)
+{
+}
+
+static void nv10_state_emit_scissor(struct nv10_context* nv10)
+{
+	// XXX this is so not working
+/*	struct pipe_scissor_state *s = nv10->scissor;
+	BEGIN_RING(celsius, NV10TCL_SCISSOR_HORIZ, 2);
+	OUT_RING  (((s->maxx - s->minx) << 16) | s->minx);
+	OUT_RING  (((s->maxy - s->miny) << 16) | s->miny);*/
+}
+
+static void nv10_state_emit_framebuffer(struct nv10_context* nv10)
+{
+	struct pipe_framebuffer_state* fb = nv10->framebuffer;
+	struct pipe_surface *rt, *zeta = NULL;
+	uint32_t rt_format, w, h;
+	int colour_format = 0, zeta_format = 0;
+
+	w = fb->cbufs[0]->width;
+	h = fb->cbufs[0]->height;
+	colour_format = fb->cbufs[0]->format;
+	rt = fb->cbufs[0];
+
+	if (fb->zsbuf) {
+		if (colour_format) {
+			assert(w == fb->zsbuf->width);
+			assert(h == fb->zsbuf->height);
+		} else {
+			w = fb->zsbuf->width;
+			h = fb->zsbuf->height;
+		}
+
+		zeta_format = fb->zsbuf->format;
+		zeta = fb->zsbuf;
+	}
+
+	rt_format = NV10TCL_RT_FORMAT_TYPE_LINEAR;
+
+	switch (colour_format) {
+	case PIPE_FORMAT_A8R8G8B8_UNORM:
+	case 0:
+		rt_format |= NV10TCL_RT_FORMAT_COLOR_A8R8G8B8;
+		break;
+	case PIPE_FORMAT_R5G6B5_UNORM:
+		rt_format |= NV10TCL_RT_FORMAT_COLOR_R5G6B5;
+		break;
+	default:
+		assert(0);
+	}
+
+	if (zeta) {
+		BEGIN_RING(celsius, NV10TCL_RT_PITCH, 1);
+		OUT_RING  (rt->stride | (zeta->stride << 16));
+	} else {
+		BEGIN_RING(celsius, NV10TCL_RT_PITCH, 1);
+		OUT_RING  (rt->stride | (rt->stride << 16));
+	}
+
+	nv10->rt[0] = rt->buffer;
+
+	if (zeta_format)
+	{
+		nv10->zeta = zeta->buffer;
+	}
+
+	BEGIN_RING(celsius, NV10TCL_RT_HORIZ, 3);
+	OUT_RING  ((w << 16) | 0);
+	OUT_RING  ((h << 16) | 0);
+	OUT_RING  (rt_format);
+	BEGIN_RING(celsius, NV10TCL_VIEWPORT_CLIP_HORIZ(0), 2);
+	OUT_RING  (((w - 1) << 16) | 0 | 0x08000800);
+	OUT_RING  (((h - 1) << 16) | 0 | 0x08000800);
+}
+
+static void nv10_vertex_layout(struct nv10_context *nv10)
+{
+	struct nv10_fragment_program *fp = nv10->fragprog.current;
+	uint32_t src = 0;
+	int i;
+	struct vertex_info vinfo;
+
+	memset(&vinfo, 0, sizeof(vinfo));
+
+	for (i = 0; i < fp->info.num_inputs; i++) {
+		switch (fp->info.input_semantic_name[i]) {
+			case TGSI_SEMANTIC_POSITION:
+				draw_emit_vertex_attr(&vinfo, EMIT_4F, INTERP_LINEAR, src++);
+				break;
+			case TGSI_SEMANTIC_COLOR:
+				draw_emit_vertex_attr(&vinfo, EMIT_4F, INTERP_LINEAR, src++);
+				break;
+			default:
+			case TGSI_SEMANTIC_GENERIC:
+				draw_emit_vertex_attr(&vinfo, EMIT_4F, INTERP_PERSPECTIVE, src++);
+				break;
+			case TGSI_SEMANTIC_FOG:
+				draw_emit_vertex_attr(&vinfo, EMIT_4F, INTERP_PERSPECTIVE, src++);
+				break;
+		}
+	}
+	draw_compute_vertex_size(&vinfo);
+}
+
+void
+nv10_emit_hw_state(struct nv10_context *nv10)
+{
+	int i;
+
+	if (nv10->dirty & NV10_NEW_VERTPROG) {
+		//nv10_vertprog_bind(nv10, nv10->vertprog.current);
+		nv10->dirty &= ~NV10_NEW_VERTPROG;
+	}
+
+	if (nv10->dirty & NV10_NEW_FRAGPROG) {
+		nv10_fragprog_bind(nv10, nv10->fragprog.current);
+		/*XXX: clear NV10_NEW_FRAGPROG if no new program uploaded */
+		nv10->dirty_samplers |= (1<<10);
+		nv10->dirty_samplers = 0;
+	}
+
+	if (nv10->dirty_samplers || (nv10->dirty & NV10_NEW_FRAGPROG)) {
+		nv10_fragtex_bind(nv10);
+		nv10->dirty &= ~NV10_NEW_FRAGPROG;
+	}
+
+	if (nv10->dirty & NV10_NEW_VTXARRAYS) {
+		nv10->dirty &= ~NV10_NEW_VTXARRAYS;
+		nv10_vertex_layout(nv10);
+		nv10_vtxbuf_bind(nv10);
+	}
+
+	if (nv10->dirty & NV10_NEW_BLEND) {
+		nv10->dirty &= ~NV10_NEW_BLEND;
+		nv10_state_emit_blend(nv10);
+	}
+
+	if (nv10->dirty & NV10_NEW_BLENDCOL) {
+		nv10->dirty &= ~NV10_NEW_BLENDCOL;
+		nv10_state_emit_blend_color(nv10);
+	}
+
+	if (nv10->dirty & NV10_NEW_RAST) {
+		nv10->dirty &= ~NV10_NEW_RAST;
+		nv10_state_emit_rast(nv10);
+	}
+
+	if (nv10->dirty & NV10_NEW_DSA) {
+		nv10->dirty &= ~NV10_NEW_DSA;
+		nv10_state_emit_dsa(nv10);
+	}
+
+ 	if (nv10->dirty & NV10_NEW_VIEWPORT) {
+		nv10->dirty &= ~NV10_NEW_VIEWPORT;
+		nv10_state_emit_viewport(nv10);
+	}
+
+ 	if (nv10->dirty & NV10_NEW_SCISSOR) {
+		nv10->dirty &= ~NV10_NEW_SCISSOR;
+		nv10_state_emit_scissor(nv10);
+	}
+
+ 	if (nv10->dirty & NV10_NEW_FRAMEBUFFER) {
+		nv10->dirty &= ~NV10_NEW_FRAMEBUFFER;
+		nv10_state_emit_framebuffer(nv10);
+	}
+
+	/* Emit relocs for every referenced buffer.
+	 * This is to ensure the bufmgr has an accurate idea of how
+	 * the buffer is used.  This isn't very efficient, but we don't
+	 * seem to take a significant performance hit.  Will be improved
+	 * at some point.  Vertex arrays are emitted by nv10_vbo.c
+	 */
+
+	/* Render target */
+// XXX figre out who's who for NV10TCL_DMA_* and fill accordingly
+//	BEGIN_RING(celsius, NV10TCL_DMA_COLOR0, 1);
+//	OUT_RELOCo(nv10->rt[0], NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
+	BEGIN_RING(celsius, NV10TCL_COLOR_OFFSET, 1);
+	OUT_RELOCl(nv10->rt[0], 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
+
+	if (nv10->zeta) {
+// XXX
+//		BEGIN_RING(celsius, NV10TCL_DMA_ZETA, 1);
+//		OUT_RELOCo(nv10->zeta, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
+		BEGIN_RING(celsius, NV10TCL_ZETA_OFFSET, 1);
+		OUT_RELOCl(nv10->zeta, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
+		/* XXX for when we allocate LMA on nv17 */
+/*		BEGIN_RING(celsius, NV10TCL_LMA_DEPTH_BUFFER_OFFSET, 1);
+		OUT_RELOCl(nv10->zeta + lma_offset);*/
+	}
+
+	/* Vertex buffer */
+	BEGIN_RING(celsius, NV10TCL_DMA_VTXBUF0, 1);
+	OUT_RELOCo(nv10->rt[0], NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
+	BEGIN_RING(celsius, NV10TCL_COLOR_OFFSET, 1);
+	OUT_RELOCl(nv10->rt[0], 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
+
+	/* Texture images */
+	for (i = 0; i < 2; i++) {
+		if (!(nv10->fp_samplers & (1 << i)))
+			continue;
+		BEGIN_RING(celsius, NV10TCL_TX_OFFSET(i), 1);
+		OUT_RELOCl(nv10->tex[i].buffer, 0, NOUVEAU_BO_VRAM |
+			   NOUVEAU_BO_GART | NOUVEAU_BO_RD);
+		BEGIN_RING(celsius, NV10TCL_TX_FORMAT(i), 1);
+		OUT_RELOCd(nv10->tex[i].buffer, nv10->tex[i].format,
+			   NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_RD |
+			   NOUVEAU_BO_OR, NV10TCL_TX_FORMAT_DMA0,
+			   NV10TCL_TX_FORMAT_DMA1);
+	}
+}
+
diff --git a/src/gallium/drivers/nv20/nv10_surface.c b/src/gallium/drivers/nv20/nv10_surface.c
new file mode 100644
index 00000000000..875e4c58589
--- /dev/null
+++ b/src/gallium/drivers/nv20/nv10_surface.c
@@ -0,0 +1,64 @@
+
+/**************************************************************************
+ * 
+ * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ * 
+ * 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, 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 TUNGSTEN GRAPHICS 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.
+ * 
+ **************************************************************************/
+
+#include "nv10_context.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_winsys.h"
+#include "pipe/p_inlines.h"
+#include "util/u_tile.h"
+
+static void
+nv10_surface_copy(struct pipe_context *pipe, unsigned do_flip,
+		  struct pipe_surface *dest, unsigned destx, unsigned desty,
+		  struct pipe_surface *src, unsigned srcx, unsigned srcy,
+		  unsigned width, unsigned height)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+	struct nouveau_winsys *nvws = nv10->nvws;
+
+	nvws->surface_copy(nvws, dest, destx, desty, src, srcx, srcy,
+			   width, height);
+}
+
+static void
+nv10_surface_fill(struct pipe_context *pipe, struct pipe_surface *dest,
+		  unsigned destx, unsigned desty, unsigned width,
+		  unsigned height, unsigned value)
+{
+	struct nv10_context *nv10 = nv10_context(pipe);
+	struct nouveau_winsys *nvws = nv10->nvws;
+
+	nvws->surface_fill(nvws, dest, destx, desty, width, height, value);
+}
+
+void
+nv10_init_surface_functions(struct nv10_context *nv10)
+{
+	nv10->pipe.surface_copy = nv10_surface_copy;
+	nv10->pipe.surface_fill = nv10_surface_fill;
+}
diff --git a/src/gallium/drivers/nv20/nv10_vbo.c b/src/gallium/drivers/nv20/nv10_vbo.c
new file mode 100644
index 00000000000..d0e788ac036
--- /dev/null
+++ b/src/gallium/drivers/nv20/nv10_vbo.c
@@ -0,0 +1,77 @@
+#include "draw/draw_context.h"
+#include "pipe/p_context.h"
+#include "pipe/p_state.h"
+
+#include "nv10_context.h"
+#include "nv10_state.h"
+
+#include "nouveau/nouveau_channel.h"
+#include "nouveau/nouveau_pushbuf.h"
+
+boolean nv10_draw_elements( struct pipe_context *pipe,
+                    struct pipe_buffer *indexBuffer,
+                    unsigned indexSize,
+                    unsigned prim, unsigned start, unsigned count)
+{
+	struct nv10_context *nv10 = nv10_context( pipe );
+	struct draw_context *draw = nv10->draw;
+	unsigned i;
+
+	nv10_emit_hw_state(nv10);
+
+	/*
+	 * Map vertex buffers
+	 */
+	for (i = 0; i < PIPE_MAX_ATTRIBS; i++) {
+		if (nv10->vtxbuf[i].buffer) {
+			void *buf
+				= pipe->winsys->buffer_map(pipe->winsys,
+						nv10->vtxbuf[i].buffer,
+						PIPE_BUFFER_USAGE_CPU_READ);
+			draw_set_mapped_vertex_buffer(draw, i, buf);
+		}
+	}
+	/* Map index buffer, if present */
+	if (indexBuffer) {
+		void *mapped_indexes
+			= pipe->winsys->buffer_map(pipe->winsys, indexBuffer,
+					PIPE_BUFFER_USAGE_CPU_READ);
+		draw_set_mapped_element_buffer(draw, indexSize, mapped_indexes);
+	}
+	else {
+		/* no index/element buffer */
+		draw_set_mapped_element_buffer(draw, 0, NULL);
+	}
+
+	draw_set_mapped_constant_buffer(draw,
+					nv10->constbuf[PIPE_SHADER_VERTEX],
+					nv10->constbuf_nr[PIPE_SHADER_VERTEX]);
+
+	/* draw! */
+	draw_arrays(nv10->draw, prim, start, count);
+
+	/*
+	 * unmap vertex/index buffers
+	 */
+	for (i = 0; i < PIPE_MAX_ATTRIBS; i++) {
+		if (nv10->vtxbuf[i].buffer) {
+			pipe->winsys->buffer_unmap(pipe->winsys, nv10->vtxbuf[i].buffer);
+			draw_set_mapped_vertex_buffer(draw, i, NULL);
+		}
+	}
+	if (indexBuffer) {
+		pipe->winsys->buffer_unmap(pipe->winsys, indexBuffer);
+		draw_set_mapped_element_buffer(draw, 0, NULL);
+	}
+
+	return TRUE;
+}
+
+boolean nv10_draw_arrays( struct pipe_context *pipe,
+				 unsigned prim, unsigned start, unsigned count)
+{
+	return nv10_draw_elements(pipe, NULL, 0, prim, start, count);
+}
+
+
+