1 /**************************************************************************
3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
29 #include "cell_context.h"
30 #include "cell_batch.h"
31 #include "cell_flush.h"
33 #include "cell_render.h"
34 #include "draw/draw_context.h"
38 * Called via pipe->flush()
41 cell_flush(struct pipe_context
*pipe
, unsigned flags
,
42 struct pipe_fence_handle
**fence
)
44 struct cell_context
*cell
= cell_context(pipe
);
48 /* XXX: Implement real fencing */
49 flags
|= CELL_FLUSH_WAIT
;
52 if (flags
& (PIPE_FLUSH_SWAPBUFFERS
| PIPE_FLUSH_RENDER_CACHE
))
53 flags
|= CELL_FLUSH_WAIT
;
55 draw_flush( cell
->draw
);
56 cell_flush_int(cell
, flags
);
61 * Cell internal flush function. Send the current batch buffer to all SPUs.
62 * If flags & CELL_FLUSH_WAIT, do not return until the SPUs are idle.
63 * \param flags bitmask of flags CELL_FLUSH_WAIT, or zero
66 cell_flush_int(struct cell_context
*cell
, unsigned flags
)
68 static boolean flushing
= FALSE
; /* recursion catcher */
74 if (flags
& CELL_FLUSH_WAIT
) {
75 uint64_t *cmd
= (uint64_t *) cell_batch_alloc(cell
, sizeof(uint64_t));
76 *cmd
= CELL_CMD_FINISH
;
79 cell_batch_flush(cell
);
82 /* Send CMD_FINISH to all SPUs */
83 for (i
= 0; i
< cell
->num_spus
; i
++) {
84 send_mbox_message(cell_global
.spe_contexts
[i
], CELL_CMD_FINISH
);
88 if (flags
& CELL_FLUSH_WAIT
) {
90 for (i
= 0; i
< cell
->num_spus
; i
++) {
91 uint k
= wait_mbox_message(cell_global
.spe_contexts
[i
]);
92 assert(k
== CELL_CMD_FINISH
);
101 cell_flush_buffer_range(struct cell_context
*cell
, void *ptr
,
104 uint64_t batch
[1 + (ROUNDUP8(sizeof(struct cell_buffer_range
)) / 8)];
105 struct cell_buffer_range
*br
= (struct cell_buffer_range
*) & batch
[1];
107 batch
[0] = CELL_CMD_FLUSH_BUFFER_RANGE
;
108 br
->base
= (uintptr_t) ptr
;
110 cell_batch_append(cell
, batch
, sizeof(batch
));