r600g: Initial import

1 files changed, 215 insertions, 0 deletions

diff --git a/src/gallium/drivers/r600/r600_draw.c b/src/gallium/drivers/r600/r600_draw.c
new file mode 100644
index 0000000000..b903796311
--- /dev/null
+++ b/src/gallium/drivers/r600/r600_draw.c
@@ -0,0 +1,215 @@
+/*
+ * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
+ *
+ * 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
+ * on 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
+ * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ *      Jerome Glisse
+ *      Corbin Simpson
+ */
+#include <stdio.h>
+#include <errno.h>
+#include <pipe/p_screen.h>
+#include <util/u_format.h>
+#include <util/u_math.h>
+#include <util/u_inlines.h>
+#include <util/u_memory.h>
+#include "r600_screen.h"
+#include "r600_context.h"
+#include "r600d.h"
+
+struct r600_draw {
+	struct pipe_context	*ctx;
+	struct radeon_state	*draw;
+	struct radeon_state	*vgt;
+	unsigned		mode;
+	unsigned		start;
+	unsigned		count;
+	unsigned		index_size;
+	struct pipe_buffer	*index_buffer;
+};
+
+static int r600_draw_common(struct r600_draw *draw)
+{
+	struct r600_context *rctx = (struct r600_context*)draw->ctx;
+	struct r600_screen *rscreen = (struct r600_screen*)draw->ctx->screen;
+	struct radeon_state *vs_resource;
+	struct r600_pipe_buffer *rbuffer;
+	unsigned i, j, offset, format, prim;
+	u32 vgt_dma_index_type, vgt_draw_initiator;
+	int r;
+
+	switch (draw->index_size) {
+	case 2:
+		vgt_draw_initiator = 0;
+		vgt_dma_index_type = 0;
+		break;
+	case 4:
+		vgt_draw_initiator = 0;
+		vgt_dma_index_type = 1;
+		break;
+	case 0:
+		vgt_draw_initiator = 2;
+		vgt_dma_index_type = 0;
+		break;
+	default:
+		fprintf(stderr, "%s %d unsupported index size %d\n", __func__, __LINE__, draw->index_size);
+		return -EINVAL;
+	}
+	r = r600_conv_pipe_prim(draw->mode, &prim);
+	if (r)
+		return r;
+	/* rebuild vertex shader if input format changed */
+	r = r600_pipe_shader_update(draw->ctx, rctx->vs_shader);
+	if (r)
+		return r;
+	r = r600_pipe_shader_update(draw->ctx, rctx->ps_shader);
+	if (r)
+		return r;
+	r = radeon_draw_set(rctx->draw, rctx->vs_shader->state);
+	if (r)
+		return r;
+	r = radeon_draw_set(rctx->draw, rctx->ps_shader->state);
+	if (r)
+		return r;
+	r = radeon_draw_set(rctx->draw, rctx->cb_cntl);
+	if (r)
+		return r;
+	r = radeon_draw_set(rctx->draw, rctx->db);
+	if (r)
+		return r;
+	r = radeon_draw_set(rctx->draw, rctx->config);
+	if (r)
+		return r;
+
+	for (i = 0 ; i < rctx->nvertex_element; i++) {
+		j = rctx->vertex_element[i].vertex_buffer_index;
+		rbuffer = (struct r600_pipe_buffer*)rctx->vertex_buffer[j].buffer;
+		offset = rctx->vertex_element[i].src_offset + rctx->vertex_buffer[j].buffer_offset;
+		r = r600_conv_pipe_format(rctx->vertex_element[i].src_format, &format);
+		if (r)
+			return r;
+		vs_resource = radeon_state(rscreen->rw, R600_VS_RESOURCE_TYPE, R600_VS_RESOURCE + i);
+		if (vs_resource == NULL)
+			return -ENOMEM;
+		vs_resource->bo[0] = radeon_bo_incref(rscreen->rw, rbuffer->bo);
+		vs_resource->nbo = 1;
+		vs_resource->states[R600_PS_RESOURCE__RESOURCE0_WORD0] = offset;
+		vs_resource->states[R600_PS_RESOURCE__RESOURCE0_WORD1] = rbuffer->bo->size - offset;
+		vs_resource->states[R600_PS_RESOURCE__RESOURCE0_WORD2] = S_038008_STRIDE(rctx->vertex_buffer[j].stride) |
+								S_038008_DATA_FORMAT(format);
+		vs_resource->states[R600_PS_RESOURCE__RESOURCE0_WORD3] = 0x00000000;
+		vs_resource->states[R600_PS_RESOURCE__RESOURCE0_WORD4] = 0x00000000;
+		vs_resource->states[R600_PS_RESOURCE__RESOURCE0_WORD5] = 0x00000000;
+		vs_resource->states[R600_PS_RESOURCE__RESOURCE0_WORD6] = 0xC0000000;
+		vs_resource->placement[0] = RADEON_GEM_DOMAIN_GTT;
+		vs_resource->placement[1] = RADEON_GEM_DOMAIN_GTT;
+		r = radeon_draw_set_new(rctx->draw, vs_resource);
+		if (r)
+			return r;
+	}
+	/* FIXME start need to change winsys */
+	draw->draw = radeon_state(rscreen->rw, R600_DRAW_TYPE, R600_DRAW);
+	if (draw->draw == NULL)
+		return -ENOMEM;
+	draw->draw->states[R600_DRAW__VGT_NUM_INDICES] = draw->count;
+	draw->draw->states[R600_DRAW__VGT_DRAW_INITIATOR] = vgt_draw_initiator;
+	if (draw->index_buffer) {
+		rbuffer = (struct r600_pipe_buffer*)draw->index_buffer;
+		draw->draw->bo[0] = radeon_bo_incref(rscreen->rw, rbuffer->bo);
+		draw->draw->placement[0] = RADEON_GEM_DOMAIN_GTT;
+		draw->draw->placement[1] = RADEON_GEM_DOMAIN_GTT;
+		draw->draw->nbo = 1;
+	}
+	r = radeon_draw_set_new(rctx->draw, draw->draw);
+	if (r)
+		return r;
+	draw->vgt = radeon_state(rscreen->rw, R600_VGT_TYPE, R600_VGT);
+	if (draw->vgt == NULL)
+		return -ENOMEM;
+	draw->vgt->states[R600_VGT__VGT_PRIMITIVE_TYPE] = prim;
+	draw->vgt->states[R600_VGT__VGT_MAX_VTX_INDX] = 0x00FFFFFF;
+	draw->vgt->states[R600_VGT__VGT_MIN_VTX_INDX] = 0x00000000;
+	draw->vgt->states[R600_VGT__VGT_INDX_OFFSET] = draw->start;
+	draw->vgt->states[R600_VGT__VGT_MULTI_PRIM_IB_RESET_INDX] = 0x00000000;
+	draw->vgt->states[R600_VGT__VGT_DMA_INDEX_TYPE] = vgt_dma_index_type;
+	draw->vgt->states[R600_VGT__VGT_PRIMITIVEID_EN] = 0x00000000;
+	draw->vgt->states[R600_VGT__VGT_DMA_NUM_INSTANCES] = 0x00000001;
+	draw->vgt->states[R600_VGT__VGT_MULTI_PRIM_IB_RESET_EN] = 0x00000000;
+	draw->vgt->states[R600_VGT__VGT_INSTANCE_STEP_RATE_0] = 0x00000000;
+	draw->vgt->states[R600_VGT__VGT_INSTANCE_STEP_RATE_1] = 0x00000000;
+	r = radeon_draw_set_new(rctx->draw, draw->vgt);
+	if (r)
+		return r;
+	/* FIXME */
+	r = radeon_ctx_set_draw_new(rctx->ctx, rctx->draw);
+	if (r)
+		return r;
+	rctx->draw = radeon_draw_duplicate(rctx->draw);
+	return 0;
+}
+
+void r600_draw_range_elements(struct pipe_context *ctx,
+		struct pipe_buffer *index_buffer,
+		unsigned index_size, unsigned min_index,
+		unsigned max_index, unsigned mode,
+		unsigned start, unsigned count)
+{
+	struct r600_draw draw;
+
+	draw.ctx = ctx;
+	draw.mode = mode;
+	draw.start = start;
+	draw.count = count;
+	draw.index_size = index_size;
+	draw.index_buffer = index_buffer;
+printf("index_size %d min %d max %d  start %d  count %d\n", index_size, min_index, max_index, start, count);
+	r600_draw_common(&draw);
+}
+
+void r600_draw_elements(struct pipe_context *ctx,
+		struct pipe_buffer *index_buffer,
+		unsigned index_size, unsigned mode,
+		unsigned start, unsigned count)
+{
+	struct r600_draw draw;
+
+	draw.ctx = ctx;
+	draw.mode = mode;
+	draw.start = start;
+	draw.count = count;
+	draw.index_size = index_size;
+	draw.index_buffer = index_buffer;
+	r600_draw_common(&draw);
+}
+
+void r600_draw_arrays(struct pipe_context *ctx, unsigned mode,
+			unsigned start, unsigned count)
+{
+	struct r600_draw draw;
+
+	draw.ctx = ctx;
+	draw.mode = mode;
+	draw.start = start;
+	draw.count = count;
+	draw.index_size = 0;
+	draw.index_buffer = NULL;
+	r600_draw_common(&draw);
+}