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/**************************************************************************
*
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* 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 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 TUNGSTEN GRAPHICS AND/OR ITS 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.
*
**************************************************************************/
#ifndef SPU_MAIN_H
#define SPU_MAIN_H
#include <spu_mfcio.h>
#include "pipe/cell/common.h"
#include "pipe/draw/draw_vertex.h"
#include "pipe/p_state.h"
typedef union
{
vector float v;
float f[4];
} float4;
struct spu_framebuffer {
void *color_start; /**< addr of color surface in main memory */
void *depth_start; /**< addr of depth surface in main memory */
enum pipe_format color_format;
enum pipe_format depth_format;
uint width, height; /**< size in pixels */
uint width_tiles, height_tiles; /**< width and height in tiles */
uint color_clear_value;
uint depth_clear_value;
uint zsize; /**< 0, 2 or 4 bytes per Z */
} ALIGN16_ATTRIB;
/**
* All SPU global/context state will be in singleton object of this type:
*/
struct spu_global
{
struct cell_init_info init;
struct spu_framebuffer fb;
struct pipe_depth_stencil_alpha_state depth_stencil;
struct pipe_blend_state blend;
struct pipe_sampler_state sampler[PIPE_MAX_SAMPLERS];
struct cell_command_texture texture;
struct vertex_info vertex_info;
/* XXX more state to come */
} ALIGN16_ATTRIB;
extern struct spu_global spu;
extern boolean Debug;
/* DMA TAGS */
#define TAG_SURFACE_CLEAR 10
#define TAG_VERTEX_BUFFER 11
#define TAG_READ_TILE_COLOR 12
#define TAG_READ_TILE_Z 13
#define TAG_WRITE_TILE_COLOR 14
#define TAG_WRITE_TILE_Z 15
#define TAG_INDEX_BUFFER 16
#define TAG_BATCH_BUFFER 17
#define TAG_MISC 18
#define TAG_TEXTURE_TILE 19
#define TAG_INSTRUCTION_FETCH 20
static INLINE void
wait_on_mask(unsigned tagMask)
{
mfc_write_tag_mask( tagMask );
/* wait for completion of _any_ DMAs specified by tagMask */
mfc_read_tag_status_any();
}
static INLINE void
wait_on_mask_all(unsigned tagMask)
{
mfc_write_tag_mask( tagMask );
/* wait for completion of _any_ DMAs specified by tagMask */
mfc_read_tag_status_all();
}
static INLINE void
memset16(ushort *d, ushort value, uint count)
{
uint i;
for (i = 0; i < count; i++)
d[i] = value;
}
static INLINE void
memset32(uint *d, uint value, uint count)
{
uint i;
for (i = 0; i < count; i++)
d[i] = value;
}
#endif /* SPU_MAIN_H */
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