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 **************************************************************************/
36 #include "pipe/p_defines.h"
37 #include "pipe/p_format.h"
38 #include "util/u_memory.h"
39 #include "pipe/p_screen.h"
41 #include "draw/draw_context.h"
42 #include "draw/draw_private.h"
44 #include "cell/common.h"
45 #include "cell_batch.h"
46 #include "cell_clear.h"
47 #include "cell_context.h"
48 #include "cell_draw_arrays.h"
49 #include "cell_fence.h"
50 #include "cell_flush.h"
51 #include "cell_state.h"
52 #include "cell_surface.h"
54 #include "cell_pipe_state.h"
55 #include "cell_texture.h"
56 #include "cell_vbuf.h"
61 cell_destroy_context( struct pipe_context
*pipe
)
63 struct cell_context
*cell
= cell_context(pipe
);
65 util_delete_keymap(cell
->fragment_ops_cache
, NULL
);
73 static struct draw_context
*
74 cell_draw_create(struct cell_context
*cell
)
76 struct draw_context
*draw
= draw_create();
79 if (getenv("GALLIUM_CELL_VS")) {
80 /* plug in SPU-based vertex transformation code */
81 draw
->shader_queue_flush
= cell_vertex_shader_queue_flush
;
82 draw
->driver_private
= cell
;
90 static const struct debug_named_value cell_debug_flags
[] = {
91 {"checker", CELL_DEBUG_CHECKER
},/**< modulate tile clear color by SPU ID */
92 {"asm", CELL_DEBUG_ASM
}, /**< dump SPU asm code */
93 {"sync", CELL_DEBUG_SYNC
}, /**< SPUs do synchronous DMA */
94 {"fragops", CELL_DEBUG_FRAGMENT_OPS
}, /**< SPUs emit fragment ops debug messages*/
95 {"fragopfallback", CELL_DEBUG_FRAGMENT_OP_FALLBACK
}, /**< SPUs use reference implementation for fragment ops*/
96 {"cmd", CELL_DEBUG_CMD
}, /**< SPUs dump command buffer info */
97 {"cache", CELL_DEBUG_CACHE
}, /**< report texture cache stats on exit */
102 cell_is_texture_referenced( struct pipe_context
*pipe
,
103 struct pipe_texture
*texture
,
104 unsigned face
, unsigned level
)
110 return PIPE_REFERENCED_FOR_READ
| PIPE_REFERENCED_FOR_WRITE
;
114 cell_is_buffer_referenced( struct pipe_context
*pipe
,
115 struct pipe_buffer
*buf
)
121 return PIPE_REFERENCED_FOR_READ
| PIPE_REFERENCED_FOR_WRITE
;
124 struct pipe_context
*
125 cell_create_context(struct pipe_screen
*screen
,
128 struct cell_context
*cell
;
131 /* some fields need to be 16-byte aligned, so align the whole object */
132 cell
= (struct cell_context
*) align_malloc(sizeof(struct cell_context
), 16);
136 memset(cell
, 0, sizeof(*cell
));
138 cell
->winsys
= NULL
; /* XXX: fixme - get this from screen? */
139 cell
->pipe
.winsys
= NULL
;
140 cell
->pipe
.screen
= screen
;
141 cell
->pipe
.priv
= priv
;
142 cell
->pipe
.destroy
= cell_destroy_context
;
144 cell
->pipe
.clear
= cell_clear
;
145 cell
->pipe
.flush
= cell_flush
;
147 cell
->pipe
.is_texture_referenced
= cell_is_texture_referenced
;
148 cell
->pipe
.is_buffer_referenced
= cell_is_buffer_referenced
;
151 cell
->pipe
.begin_query
= cell_begin_query
;
152 cell
->pipe
.end_query
= cell_end_query
;
153 cell
->pipe
.wait_query
= cell_wait_query
;
156 cell_init_draw_functions(cell
);
157 cell_init_state_functions(cell
);
158 cell_init_shader_functions(cell
);
159 cell_init_surface_functions(cell
);
160 cell_init_vertex_functions(cell
);
162 cell
->draw
= cell_draw_create(cell
);
164 /* Create cache of fragment ops generated code */
165 cell
->fragment_ops_cache
=
166 util_new_keymap(sizeof(struct cell_fragment_ops_key
), ~0, NULL
);
168 cell_init_vbuf(cell
);
170 draw_set_rasterize_stage(cell
->draw
, cell
->vbuf
);
172 /* convert all points/lines to tris for the time being */
173 draw_wide_point_threshold(cell
->draw
, 0.0);
174 draw_wide_line_threshold(cell
->draw
, 0.0);
176 /* get env vars or read config file to get debug flags */
177 cell
->debug_flags
= debug_get_flags_option("CELL_DEBUG",
181 for (i
= 0; i
< CELL_NUM_BUFFERS
; i
++)
182 cell_fence_init(&cell
->fenced_buffers
[i
].fence
);
188 /* This call only works with SDK 3.0. Anyone still using 2.1??? */
189 cell
->num_cells
= spe_cpu_info_get(SPE_COUNT_PHYSICAL_CPU_NODES
, -1);
190 cell
->num_spus
= spe_cpu_info_get(SPE_COUNT_USABLE_SPES
, -1);
191 if (cell
->debug_flags
) {
192 printf("Cell: found %d Cell(s) with %u SPUs\n",
193 cell
->num_cells
, cell
->num_spus
);
195 if (getenv("CELL_NUM_SPUS")) {
196 cell
->num_spus
= atoi(getenv("CELL_NUM_SPUS"));
197 assert(cell
->num_spus
> 0);
200 cell_start_spus(cell
);
202 cell_init_batch_buffers(cell
);
204 /* make sure SPU initializations are done before proceeding */
205 cell_flush_int(cell
, CELL_FLUSH_WAIT
);