static void
cell_set_framebuffer_state(struct pipe_context *pipe,
const struct pipe_framebuffer_state *fb)
{
struct cell_context *cell = cell_context(pipe);
if (1 /*memcmp(&cell->framebuffer, fb, sizeof(*fb))*/) {
uint i;
/* unmap old surfaces */
cell_unmap_surfaces(cell);
/* Finish any pending rendering to the current surface before
* installing a new surface!
*/
cell_flush_int(cell, CELL_FLUSH_WAIT);
/* update my state
* (this is also where old surfaces will finally get freed)
*/
cell->framebuffer.width = fb->width;
cell->framebuffer.height = fb->height;
cell->framebuffer.nr_cbufs = fb->nr_cbufs;
for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) {
pipe_surface_reference(&cell->framebuffer.cbufs[i], fb->cbufs[i]);
}
pipe_surface_reference(&cell->framebuffer.zsbuf, fb->zsbuf);
/* map new surfaces */
cell_map_surfaces(cell);
cell->dirty |= CELL_NEW_FRAMEBUFFER;
}
}
/**
* Called via pipe->flush()
*/
void
cell_flush(struct pipe_context *pipe,
struct pipe_fence_handle **fence)
{
struct cell_context *cell = cell_context(pipe);
if (fence) {
*fence = NULL;
}
flags |= CELL_FLUSH_WAIT;
draw_flush( cell->draw );
cell_flush_int(cell, flags);
}
struct pipe_context *
cell_create_context(struct pipe_screen *screen,
void *priv )
{
struct cell_context *cell;
uint i;
/* some fields need to be 16-byte aligned, so align the whole object */
cell = (struct cell_context*) align_malloc(sizeof(struct cell_context), 16);
if (!cell)
return NULL;
memset(cell, 0, sizeof(*cell));
cell->winsys = NULL; /* XXX: fixme - get this from screen? */
cell->pipe.winsys = NULL;
cell->pipe.screen = screen;
cell->pipe.priv = priv;
cell->pipe.destroy = cell_destroy_context;
cell->pipe.clear = cell_clear;
cell->pipe.flush = cell_flush;
#if 0
cell->pipe.begin_query = cell_begin_query;
cell->pipe.end_query = cell_end_query;
cell->pipe.wait_query = cell_wait_query;
#endif
cell_init_draw_functions(cell);
cell_init_state_functions(cell);
cell_init_shader_functions(cell);
cell_init_surface_functions(cell);
cell_init_vertex_functions(cell);
cell_init_texture_transfer_funcs(cell);
cell->draw = cell_draw_create(cell);
/* Create cache of fragment ops generated code */
cell->fragment_ops_cache =
util_new_keymap(sizeof(struct cell_fragment_ops_key), ~0, NULL);
cell_init_vbuf(cell);
draw_set_rasterize_stage(cell->draw, cell->vbuf);
/* convert all points/lines to tris for the time being */
draw_wide_point_threshold(cell->draw, 0.0);
draw_wide_line_threshold(cell->draw, 0.0);
/* get env vars or read config file to get debug flags */
cell->debug_flags = debug_get_flags_option("CELL_DEBUG",
cell_debug_flags,
0 );
for (i = 0; i < CELL_NUM_BUFFERS; i++)
cell_fence_init(&cell->fenced_buffers[i].fence);
/*
* SPU stuff
*/
/* This call only works with SDK 3.0. Anyone still using 2.1??? */
cell->num_cells = spe_cpu_info_get(SPE_COUNT_PHYSICAL_CPU_NODES, -1);
cell->num_spus = spe_cpu_info_get(SPE_COUNT_USABLE_SPES, -1);
if (cell->debug_flags) {
printf("Cell: found %d Cell(s) with %u SPUs\n",
cell->num_cells, cell->num_spus);
}
if (getenv("CELL_NUM_SPUS")) {
cell->num_spus = atoi(getenv("CELL_NUM_SPUS"));
assert(cell->num_spus > 0);
}
cell_start_spus(cell);
cell_init_batch_buffers(cell);
/* make sure SPU initializations are done before proceeding */
cell_flush_int(cell, CELL_FLUSH_WAIT);
return &cell->pipe;
}
/**
* Run the vertex shader on all vertices in the vertex queue.
* Called by the draw module when the vertx cache needs to be flushed.
*/
void
cell_vertex_shader_queue_flush(struct draw_context *draw)
{
#if 0
struct cell_context *const cell =
(struct cell_context *) draw->driver_private;
struct cell_command_vs *const vs = &cell_global.command[0].vs;
uint64_t *batch;
struct cell_array_info *array_info;
unsigned i, j;
struct cell_attribute_fetch_code *cf;
assert(draw->vs.queue_nr != 0);
/* XXX: do this on statechange:
*/
draw_update_vertex_fetch(draw);
cell_update_vertex_fetch(draw);
batch = cell_batch_alloc(cell, sizeof(batch[0]) + sizeof(*cf));
batch[0] = CELL_CMD_STATE_ATTRIB_FETCH;
cf = (struct cell_attribute_fetch_code *) (&batch[1]);
cf->base = (uint64_t) cell->attrib_fetch.store;
cf->size = ROUNDUP16((unsigned)((void *) cell->attrib_fetch.csr
- (void *) cell->attrib_fetch.store));
for (i = 0; i < draw->vertex_fetch.nr_attrs; i++) {
const enum pipe_format format = draw->vertex_element[i].src_format;
const unsigned count = ((pf_size_x(format) != 0)
+ (pf_size_y(format) != 0)
+ (pf_size_z(format) != 0)
+ (pf_size_w(format) != 0));
const unsigned size = pf_size_x(format) * count;
batch = cell_batch_alloc(cell, sizeof(batch[0]) + sizeof(*array_info));
batch[0] = CELL_CMD_STATE_VS_ARRAY_INFO;
array_info = (struct cell_array_info *) &batch[1];
assert(draw->vertex_fetch.src_ptr[i] != NULL);
array_info->base = (uintptr_t) draw->vertex_fetch.src_ptr[i];
array_info->attr = i;
array_info->pitch = draw->vertex_fetch.pitch[i];
array_info->size = size;
array_info->function_offset = cell->attrib_fetch_offsets[i];
}
batch = cell_batch_alloc(cell, sizeof(batch[0])
+ sizeof(struct pipe_viewport_state));
batch[0] = CELL_CMD_STATE_VIEWPORT;
(void) memcpy(&batch[1], &draw->viewport,
sizeof(struct pipe_viewport_state));
{
uint64_t uniforms = (uintptr_t) draw->user.constants;
batch = cell_batch_alloc(cell, 2 *sizeof(batch[0]));
batch[0] = CELL_CMD_STATE_UNIFORMS;
batch[1] = uniforms;
}
cell_batch_flush(cell);
vs->opcode = CELL_CMD_VS_EXECUTE;
vs->nr_attrs = draw->vertex_fetch.nr_attrs;
(void) memcpy(vs->plane, draw->plane, sizeof(draw->plane));
vs->nr_planes = draw->nr_planes;
for (i = 0; i < draw->vs.queue_nr; i += SPU_VERTS_PER_BATCH) {
const unsigned n = MIN2(SPU_VERTS_PER_BATCH, draw->vs.queue_nr - i);
for (j = 0; j < n; j++) {
vs->elts[j] = draw->vs.queue[i + j].elt;
vs->vOut[j] = (uintptr_t) draw->vs.queue[i + j].vertex;
}
for (/* empty */; j < SPU_VERTS_PER_BATCH; j++) {
vs->elts[j] = vs->elts[0];
vs->vOut[j] = (uintptr_t) draw->vs.queue[i + j].vertex;
}
vs->num_elts = n;
send_mbox_message(cell_global.spe_contexts[0], CELL_CMD_VS_EXECUTE);
cell_flush_int(cell, CELL_FLUSH_WAIT);
}
draw->vs.post_nr = draw->vs.queue_nr;
draw->vs.queue_nr = 0;
#else
assert(0);
#endif
}
