* The low byte of a mailbox word contains the command opcode.
* Remaining higher bytes are command specific.
*/
-#define CELL_CMD_OPCODE_MASK 0xf
+#define CELL_CMD_OPCODE_MASK 0xff
#define CELL_CMD_EXIT 1
#define CELL_CMD_CLEAR_SURFACE 2
} ALIGN16_ATTRIB;
-#define CELL_MAX_VBUF_SIZE (16 * 1024)
-#define CELL_MAX_VBUF_INDEXES 1024
-
-
struct cell_command_render
{
uint opcode; /**< CELL_CMD_RENDER */
uint vertex_size; /**< bytes per vertex */
uint dummy; /* XXX this dummy field works around a compiler bug */
uint num_indexes;
-#if 0
- const void *vertex_data;
-#else
uint vertex_buf; /**< which cell->buffer[] contains the vertex data */
-#endif
- const ushort *index_data;
float xmin, ymin, xmax, ymax;
- boolean inline_indexes;
boolean inline_verts;
} ALIGN16_ATTRIB;
#include "pipe/draw/draw_vbuf.h"
-/** Allow prim indexes, verts to be inlined after RENDER command */
-#define ALLOW_INLINE_INDEXES 01
-#define ALLOW_INLINE_VERTS 0
+/** Allow vertex data to be inlined after RENDER command */
+#define ALLOW_INLINE_VERTS 1
/**
{
struct vbuf_render base;
struct cell_context *cell;
- uint prim;
- uint vertex_size;
- void *vertex_buffer;
-#if 1
- uint vertex_buf;
-#endif
+ uint prim; /**< PIPE_PRIM_x */
+ uint vertex_size; /**< in bytes */
+ void *vertex_buffer; /**< just for debug, really */
+ uint vertex_buf; /**< in [0, CELL_NUM_BUFFERS-1] */
};
{
struct cell_vbuf_render *cvbr = cell_vbuf_render(vbr);
/*printf("Alloc verts %u * %u\n", vertex_size, nr_vertices);*/
-#if 0
- assert(!cvbr->vertex_buffer);
- cvbr->vertex_buffer = align_malloc(vertex_size * nr_vertices, 16);
-#else
+
assert(cvbr->vertex_buf == ~0);
cvbr->vertex_buf = cell_get_empty_buffer(cvbr->cell);
cvbr->vertex_buffer = cvbr->cell->buffer[cvbr->vertex_buf];
- printf("%s vertex_buf = %u\n", __FUNCTION__, cvbr->vertex_buf);
-#endif
cvbr->vertex_size = vertex_size;
return cvbr->vertex_buffer;
}
struct cell_vbuf_render *cvbr = cell_vbuf_render(vbr);
struct cell_context *cell = cvbr->cell;
- /*printf("Free verts %u * %u\n", vertex_size, vertices_used);*/
-#if 0
- align_free(vertices);
-#else
+ /*
printf("%s vertex_buf = %u count = %u\n",
__FUNCTION__, cvbr->vertex_buf, vertices_used);
+ */
- {
+ /* Tell SPUs they can release the vert buf */
+ if (cvbr->vertex_buf != ~0U) {
struct cell_command_release_verts *release
= (struct cell_command_release_verts *)
cell_batch_alloc(cell, sizeof(struct cell_command_release_verts));
}
cvbr->vertex_buf = ~0;
- cell_flush_int(&cell->pipe, 0x0);/*NEW*/
-#endif
+ cell_flush_int(&cell->pipe, 0x0);
assert(vertices == cvbr->vertex_buffer);
cvbr->vertex_buffer = NULL;
printf("%u %u %u, ", indices[i+0], indices[i+1], indices[i+2]);
}
printf("\n");
-#elif 01
+#elif 0
printf("cell_vbuf_draw() nr_indices = %u nr_verts = %u indexes = [%u %u %u ...]\n",
nr_indices, nr_vertices,
indices[0], indices[1], indices[2]);
/* append indices after render command */
memcpy(render + 1, indices, nr_indices * 2);
- render->inline_indexes = TRUE;
- render->index_data = NULL;
/* if there's room, append vertices after the indices, else leave
* vertices in the original/separate buffer.
render->vertex_size = 4 * cell->vertex_info.size;
render->num_verts = nr_vertices;
if (ALLOW_INLINE_VERTS &&
- render->inline_indexes &&
vertex_bytes <= cell_batch_free_space(cell)) {
/* vertex data inlined, after indices */
void *dst = cell_batch_alloc(cell, vertex_bytes);
memcpy(dst, vertices, vertex_bytes);
render->inline_verts = TRUE;
-#if 0
- render->vertex_data = NULL;
-#else
render->vertex_buf = ~0;
-#endif
}
else {
+ /* vertex data in separate buffer */
render->inline_verts = FALSE;
-#if 0
- render->vertex_data = vertices;
- ASSERT_ALIGN16(render->vertex_data);
-#else
ASSERT(cvbr->vertex_buf >= 0);
render->vertex_buf = cvbr->vertex_buf;
-#endif
}
-
render->xmin = xmin;
render->ymin = ymin;
render->xmax = xmax;
}
#if 0
- /* XXX this is temporary */
+ /* helpful for debug */
cell_flush_int(&cell->pipe, PIPE_FLUSH_WAIT);
#endif
}
cell->vbuf_render = CALLOC_STRUCT(cell_vbuf_render);
-#if 0
- cell->vbuf_render->base.max_indices = CELL_MAX_VBUF_INDEXES;
- cell->vbuf_render->base.max_vertex_buffer_bytes = CELL_MAX_VBUF_SIZE;
-#else
+ /* The max number of indexes is what can fix into a batch buffer,
+ * minus the render and release-verts commands.
+ */
cell->vbuf_render->base.max_indices
= (CELL_BUFFER_SIZE
- sizeof(struct cell_command_render)
- sizeof(struct cell_command_release_verts))
/ sizeof(ushort);
cell->vbuf_render->base.max_vertex_buffer_bytes = CELL_BUFFER_SIZE;
-#endif
cell->vbuf_render->base.get_vertex_info = cell_vbuf_get_vertex_info;
cell->vbuf_render->base.allocate_vertices = cell_vbuf_allocate_vertices;
cmd_render(const struct cell_command_render *render, uint *pos_incr)
{
/* we'll DMA into these buffers */
- ubyte vertex_data[CELL_MAX_VBUF_SIZE] ALIGN16_ATTRIB;
- ushort index_data[CELL_MAX_VBUF_INDEXES] ALIGN16_ATTRIB;
+ ubyte vertex_data[CELL_BUFFER_SIZE] ALIGN16_ATTRIB;
const uint vertex_size = render->vertex_size; /* in bytes */
const uint total_vertex_bytes = render->num_verts * vertex_size;
const ubyte *vertices;
const ushort *indexes;
- uint mask;
uint i, j;
if (Debug) {
printf("SPU %u: RENDER prim %u, num_vert=%u num_ind=%u "
- "inline_vert=%u inline_ind=%u\n",
+ "inline_vert=%u\n",
spu.init.id,
render->prim_type,
render->num_verts,
render->num_indexes,
- render->inline_verts,
- render->inline_indexes);
+ render->inline_verts);
/*
printf(" bound: %g, %g .. %g, %g\n",
render->xmin, render->ymin, render->xmax, render->ymax);
*/
- /*
- printf("SPU %u: indices at %p vertices at %p\n",
- spu.init.id,
- render->index_data, render->vertex_data);
- */
}
ASSERT(sizeof(*render) % 4 == 0);
-#if 0
- ASSERT_ALIGN16(render->vertex_data);
-#else
-#endif
- ASSERT_ALIGN16(render->index_data);
+ ASSERT(total_vertex_bytes % 16 == 0);
+ /* indexes are right after the render command in the batch buffer */
+ indexes = (const ushort *) (render + 1);
+ *pos_incr = (render->num_indexes * 2 + 3) / 4;
- /**
- ** Get vertex, index buffers if not inlined
- **/
- if (!render->inline_verts) {
- void *src;
- ASSERT(total_vertex_bytes % 16 == 0);
-
-#if 0
- src = render->vertex_data;
-#else
- spu.cur_vertex_buf = render->vertex_buf;
- src = spu.init.buffers[render->vertex_buf];
-#endif
+ if (render->inline_verts) {
+ /* Vertices are right after indexes in batch buffer */
+ vertices = (const ubyte *) (render + 1) + *pos_incr * 4;
+ *pos_incr = *pos_incr + total_vertex_bytes / 4;
+ }
+ else {
+ /* Begin DMA fetch of vertex buffer */
+ void *src = spu.init.buffers[render->vertex_buf];
mfc_get(vertex_data, /* dest */
(unsigned int) src,
total_vertex_bytes, /* size */
0 /* rid */);
vertices = vertex_data;
- }
-
- if (!render->inline_indexes) {
- uint total_index_bytes;
-
- *pos_incr = 0;
-
- total_index_bytes = render->num_indexes * sizeof(ushort);
- if (total_index_bytes < 16)
- total_index_bytes = 16;
- else
- total_index_bytes = ROUNDUP16(total_index_bytes);
- indexes = index_data;
-
- /* get index data from main memory */
- mfc_get(index_data, /* dest */
- (unsigned int) render->index_data, /* src */
- total_index_bytes,
- TAG_INDEX_BUFFER,
- 0, /* tid */
- 0 /* rid */);
- }
-
-
- /**
- ** Get pointers to inlined indexes, verts, if present
- **/
- if (render->inline_indexes) {
- /* indexes are right after the render command in the batch buffer */
- indexes = (ushort *) (render + 1);
- *pos_incr = (render->num_indexes * 2 + 3) / 4;
-
- if (render->inline_verts) {
- /* vertices are after indexes, if inlined */
- vertices = (const ubyte *) (render + 1) + *pos_incr * 4;
- *pos_incr = *pos_incr + total_vertex_bytes / 4;
- spu.cur_vertex_buf = ~0;
- }
+ wait_on_mask(1 << TAG_VERTEX_BUFFER);
}
- /* wait for vertex and/or index buffers if not inlined */
- mask = 0x0;
- if (!render->inline_verts)
- mask |= (1 << TAG_VERTEX_BUFFER);
- if (!render->inline_indexes)
- mask |= (1 << TAG_INDEX_BUFFER);
- wait_on_mask_all(mask);
-
-#if 0
- if (!render->inline_verts) {
- printf("SPU %u: release vbuf %u\n", spu.init.id, render->vertex_buf);
- release_buffer(render->vertex_buf);
- }
-#endif
-
/**
** find tiles which intersect the prim bounding box
**/
#endif
/* make sure any pending clears have completed */
- wait_on_mask(1 << TAG_SURFACE_CLEAR);
+ wait_on_mask(1 << TAG_SURFACE_CLEAR); /* XXX temporary */
/**
for (j = 0; j < render->num_indexes; j += 3) {
const float *v0, *v1, *v2;
- if (indexes[j] == 0xffff) {
- printf("index[%u] = 0xffff\n", j);
- }
-
- ASSERT(indexes[j] != 0xffff);
- ASSERT(indexes[j+1] != 0xffff);
- ASSERT(indexes[j+2] != 0xffff);
-
v0 = (const float *) (vertices + indexes[j+0] * vertex_size);
v1 = (const float *) (vertices + indexes[j+1] * vertex_size);
v2 = (const float *) (vertices + indexes[j+2] * vertex_size);
{
if (Debug)
printf("SPU %u: RELEASE VERTS %u\n",
- spu.init.id, spu.cur_vertex_buf);
- ASSERT(spu.cur_vertex_buf == release->vertex_buf);
+ spu.init.id, release->vertex_buf);
+ ASSERT(release->vertex_buf != ~0U);
release_buffer(release->vertex_buf);
}
/* XXX more state to come */
- uint cur_vertex_buf;
-
} ALIGN16_ATTRIB;