From: Keith Whitwell Date: Tue, 9 Mar 2010 12:31:20 +0000 (+0000) Subject: cell: attempt conversion to sw_winsys X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=fe94a363e53ac5e19a919ea6eef2e22b4da4fc6f;p=mesa.git cell: attempt conversion to sw_winsys --- diff --git a/src/gallium/drivers/cell/ppu/Makefile b/src/gallium/drivers/cell/ppu/Makefile index c92f8e5cba2..8769b826b5f 100644 --- a/src/gallium/drivers/cell/ppu/Makefile +++ b/src/gallium/drivers/cell/ppu/Makefile @@ -21,6 +21,7 @@ SPU_CODE_MODULE = ../spu/g3d_spu.a SOURCES = \ cell_batch.c \ + cell_buffer.c \ cell_clear.c \ cell_context.c \ cell_draw_arrays.c \ diff --git a/src/gallium/drivers/cell/ppu/cell_buffer.c b/src/gallium/drivers/cell/ppu/cell_buffer.c new file mode 100644 index 00000000000..770f7328a71 --- /dev/null +++ b/src/gallium/drivers/cell/ppu/cell_buffer.c @@ -0,0 +1,118 @@ +/************************************************************************** + * + * Copyright 2009 VMware, Inc. + * 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 VMWARE 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. + * + **************************************************************************/ + + +#include "util/u_inlines.h" +#include "util/u_memory.h" +#include "util/u_math.h" + +#include "sp_screen.h" +#include "sp_buffer.h" + + +static void * +cell_buffer_map(struct pipe_screen *screen, + struct pipe_buffer *buf, + unsigned flags) +{ + struct cell_buffer *cell_buf = cell_buffer(buf); + return cell_buf->data; +} + + +static void +cell_buffer_unmap(struct pipe_screen *screen, + struct pipe_buffer *buf) +{ +} + + +static void +cell_buffer_destroy(struct pipe_buffer *buf) +{ + struct cell_buffer *sbuf = cell_buffer(buf); + + if (!sbuf->userBuffer) + align_free(sbuf->data); + + FREE(sbuf); +} + + +static struct pipe_buffer * +cell_buffer_create(struct pipe_screen *screen, + unsigned alignment, + unsigned usage, + unsigned size) +{ + struct cell_buffer *buffer = CALLOC_STRUCT(cell_buffer); + + pipe_reference_init(&buffer->base.reference, 1); + buffer->base.screen = screen; + buffer->base.alignment = MAX2(alignment, 16); + buffer->base.usage = usage; + buffer->base.size = size; + + buffer->data = align_malloc(size, alignment); + + return &buffer->base; +} + + +/** + * Create buffer which wraps user-space data. + */ +static struct pipe_buffer * +cell_user_buffer_create(struct pipe_screen *screen, + void *ptr, + unsigned bytes) +{ + struct cell_buffer *buffer; + + buffer = CALLOC_STRUCT(cell_buffer); + if(!buffer) + return NULL; + + pipe_reference_init(&buffer->base.reference, 1); + buffer->base.screen = screen; + buffer->base.size = bytes; + buffer->userBuffer = TRUE; + buffer->data = ptr; + + return &buffer->base; +} + + +void +cell_init_screen_buffer_funcs(struct pipe_screen *screen) +{ + screen->buffer_create = cell_buffer_create; + screen->user_buffer_create = cell_user_buffer_create; + screen->buffer_map = cell_buffer_map; + screen->buffer_unmap = cell_buffer_unmap; + screen->buffer_destroy = cell_buffer_destroy; +} diff --git a/src/gallium/drivers/cell/ppu/cell_buffer.h b/src/gallium/drivers/cell/ppu/cell_buffer.h new file mode 100644 index 00000000000..ef0a8a70e59 --- /dev/null +++ b/src/gallium/drivers/cell/ppu/cell_buffer.h @@ -0,0 +1,55 @@ +/************************************************************************** + * + * Copyright 2009 VMware, Inc. + * 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 VMWARE 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 SP_BUFFER_H +#define SP_BUFFER_H + +#include "pipe/p_compiler.h" +#include "pipe/p_state.h" + + +struct cell_buffer +{ + struct pipe_buffer base; + boolean userBuffer; /** Is this a user-space buffer? */ + void *data; +}; + + +/** Cast wrapper */ +static INLINE struct cell_buffer * +cell_buffer( struct pipe_buffer *buf ) +{ + return (struct cell_buffer *)buf; +} + + +void +cell_init_screen_buffer_funcs(struct pipe_screen *screen); + + +#endif /* SP_BUFFER_H */ diff --git a/src/gallium/drivers/cell/ppu/cell_context.c b/src/gallium/drivers/cell/ppu/cell_context.c index 4751ca8957f..afcea616d59 100644 --- a/src/gallium/drivers/cell/ppu/cell_context.c +++ b/src/gallium/drivers/cell/ppu/cell_context.c @@ -136,7 +136,7 @@ cell_create_context(struct pipe_screen *screen, memset(cell, 0, sizeof(*cell)); cell->winsys = NULL; /* XXX: fixme - get this from screen? */ - cell->pipe.winsys = screen->winsys; + cell->pipe.winsys = NULL; cell->pipe.screen = screen; cell->pipe.priv = priv; cell->pipe.destroy = cell_destroy_context; diff --git a/src/gallium/drivers/cell/ppu/cell_draw_arrays.c b/src/gallium/drivers/cell/ppu/cell_draw_arrays.c index db28c26ca81..bd15034a5d1 100644 --- a/src/gallium/drivers/cell/ppu/cell_draw_arrays.c +++ b/src/gallium/drivers/cell/ppu/cell_draw_arrays.c @@ -39,41 +39,12 @@ #include "cell_draw_arrays.h" #include "cell_state.h" #include "cell_flush.h" +#include "cell_buffer.h" #include "draw/draw_context.h" -static void -cell_map_constant_buffers(struct cell_context *sp) -{ - struct pipe_winsys *ws = sp->pipe.winsys; - uint i; - for (i = 0; i < 2; i++) { - if (sp->constants[i] && sp->constants[i]->size) { - sp->mapped_constants[i] = ws->buffer_map(ws, sp->constants[i], - PIPE_BUFFER_USAGE_CPU_READ); - cell_flush_buffer_range(sp, sp->mapped_constants[i], - sp->constants[i]->size); - } - } - - draw_set_mapped_constant_buffer(sp->draw, PIPE_SHADER_VERTEX, 0, - sp->mapped_constants[PIPE_SHADER_VERTEX], - sp->constants[PIPE_SHADER_VERTEX]->size); -} - -static void -cell_unmap_constant_buffers(struct cell_context *sp) -{ - struct pipe_winsys *ws = sp->pipe.winsys; - uint i; - for (i = 0; i < 2; i++) { - if (sp->constants[i] && sp->constants[i]->size) - ws->buffer_unmap(ws, sp->constants[i]); - sp->mapped_constants[i] = NULL; - } -} @@ -102,23 +73,17 @@ cell_draw_range_elements(struct pipe_context *pipe, #if 0 cell_map_surfaces(sp); #endif - cell_map_constant_buffers(sp); /* * Map vertex buffers */ for (i = 0; i < sp->num_vertex_buffers; i++) { - void *buf = pipe_buffer_map(pipe->screen, - sp->vertex_buffer[i].buffer, - PIPE_BUFFER_USAGE_CPU_READ); - cell_flush_buffer_range(sp, buf, sp->vertex_buffer[i].buffer->size); + void *buf = cell_buffer(cell->vertex_buffer[i].buffer)->data; draw_set_mapped_vertex_buffer(draw, i, buf); } /* Map index buffer, if present */ if (indexBuffer) { - void *mapped_indexes = pipe_buffer_map(pipe->screen, - indexBuffer, - PIPE_BUFFER_USAGE_CPU_READ); + void *mapped_indexes = cell_buffer(indexBuffer)->data; draw_set_mapped_element_buffer(draw, indexSize, mapped_indexes); } else { @@ -135,15 +100,17 @@ cell_draw_range_elements(struct pipe_context *pipe, */ for (i = 0; i < sp->num_vertex_buffers; i++) { draw_set_mapped_vertex_buffer(draw, i, NULL); - pipe_buffer_unmap(pipe->screen, sp->vertex_buffer[i].buffer); } if (indexBuffer) { draw_set_mapped_element_buffer(draw, 0, NULL); - pipe_buffer_unmap(pipe->screen, indexBuffer); } - /* Note: leave drawing surfaces mapped */ - cell_unmap_constant_buffers(sp); + /* + * TODO: Flush only when a user vertex/index buffer is present + * (or even better, modify draw module to do this + * internally when this condition is seen?) + */ + draw_flush(draw); } diff --git a/src/gallium/drivers/cell/ppu/cell_screen.c b/src/gallium/drivers/cell/ppu/cell_screen.c index 77bd849a15f..36479e8e0c2 100644 --- a/src/gallium/drivers/cell/ppu/cell_screen.c +++ b/src/gallium/drivers/cell/ppu/cell_screen.c @@ -35,7 +35,9 @@ #include "cell_context.h" #include "cell_screen.h" #include "cell_texture.h" -#include "cell_winsys.h" +#include "cell_buffer.h" + +#include "state_tracker/sw_winsys.h" static const char * @@ -133,19 +135,28 @@ cell_is_format_supported( struct pipe_screen *screen, unsigned tex_usage, unsigned geom_flags ) { - /* cell supports most formats, XXX for now anyway */ + struct sw_winsys *winsys = cell_screen(screen)->winsys; + if (format == PIPE_FORMAT_DXT5_RGBA || format == PIPE_FORMAT_A8B8G8R8_SRGB) return FALSE; - else - return TRUE; + + if (tex_usage & PIPE_TEXTURE_USAGE_DISPLAY_TARGET) { + if (!winsys->is_displaytarget_format_supported(winsys, format)) + return FALSE; + } + + /* This is often a lie. Pull in logic from llvmpipe to fix. + */ + return TRUE; } static void cell_destroy_screen( struct pipe_screen *screen ) { - struct pipe_winsys *winsys = screen->winsys; + struct cell_screen *sp_screen = cell_screen(screen); + struct sw_winsys *winsys = sp_screen->winsys; if(winsys->destroy) winsys->destroy(winsys); @@ -153,6 +164,23 @@ cell_destroy_screen( struct pipe_screen *screen ) FREE(screen); } +/* This used to be overriden by the co-state tracker, but really needs + * to be active with sw_winsys. + */ +static void +cell_flush_frontbuffer(struct pipe_screen *_screen, + struct pipe_surface *surface, + void *context_private) +{ + struct cell_screen *screen = cell_screen(_screen); + struct sw_winsys *winsys = screen->winsys; + struct cell_texture *texture = cell_texture(surface->texture); + + assert(texture->dt); + if (texture->dt) + winsys->displaytarget_display(winsys, texture->dt, context_private); +} + /** * Create a new pipe_screen object @@ -160,26 +188,27 @@ cell_destroy_screen( struct pipe_screen *screen ) * that would be the place to put SPU thread/context info... */ struct pipe_screen * -cell_create_screen(struct pipe_winsys *winsys) +cell_create_screen(struct sw_winsys *winsys) { - struct pipe_screen *screen = CALLOC_STRUCT(pipe_screen); + struct cell_screen *screen = CALLOC_STRUCT(pipe_screen); if (!screen) return NULL; screen->winsys = winsys; + screen->base.winsys = NULL; - screen->destroy = cell_destroy_screen; + screen->base.destroy = cell_destroy_screen; - screen->get_name = cell_get_name; - screen->get_vendor = cell_get_vendor; - screen->get_param = cell_get_param; - screen->get_paramf = cell_get_paramf; - screen->is_format_supported = cell_is_format_supported; - screen->context_create = cell_create_context; + screen->base.get_name = cell_get_name; + screen->base.get_vendor = cell_get_vendor; + screen->base.get_param = cell_get_param; + screen->base.get_paramf = cell_get_paramf; + screen->base.is_format_supported = cell_is_format_supported; + screen->base.context_create = cell_create_context; - cell_init_screen_texture_funcs(screen); - u_simple_screen_init(screen); + cell_init_screen_texture_funcs(&screen->base); + cell_init_screen_buffer_funcs(&screen->base); return screen; } diff --git a/src/gallium/drivers/cell/ppu/cell_screen.h b/src/gallium/drivers/cell/ppu/cell_screen.h index c7e15889d66..6a22433b564 100644 --- a/src/gallium/drivers/cell/ppu/cell_screen.h +++ b/src/gallium/drivers/cell/ppu/cell_screen.h @@ -30,12 +30,29 @@ #define CELL_SCREEN_H -struct pipe_screen; -struct pipe_winsys; +#include "pipe/p_screen.h" +struct sw_winsys; + +struct cell_screen { + struct pipe_screen base; + + struct sw_winsys *winsys; + + /* Increments whenever textures are modified. Contexts can track + * this. + */ + unsigned timestamp; +}; + +static INLINE struct cell_screen * +cell_screen( struct pipe_screen *pipe ) +{ + return (struct cell_screen *)pipe; +} extern struct pipe_screen * -cell_create_screen(struct pipe_winsys *winsys); +cell_create_screen(struct sw_winsys *winsys); #endif /* CELL_SCREEN_H */ diff --git a/src/gallium/drivers/cell/ppu/cell_state_emit.c b/src/gallium/drivers/cell/ppu/cell_state_emit.c index a59c7828ac3..424e2628a95 100644 --- a/src/gallium/drivers/cell/ppu/cell_state_emit.c +++ b/src/gallium/drivers/cell/ppu/cell_state_emit.c @@ -245,16 +245,13 @@ cell_emit_state(struct cell_context *cell) uint i, j; float *buf = cell_batch_alloc16(cell, ROUNDUP16(32 + num_const * sizeof(float))); uint32_t *ibuf = (uint32_t *) buf; - const float *constants = pipe_buffer_map(cell->pipe.screen, - cell->constants[shader], - PIPE_BUFFER_USAGE_CPU_READ); + const float *constants = cell->mapped_constants[shader]; ibuf[0] = CELL_CMD_STATE_FS_CONSTANTS; ibuf[4] = num_const; j = 8; for (i = 0; i < num_const; i++) { buf[j++] = constants[i]; } - pipe_buffer_unmap(cell->pipe.screen, cell->constants[shader]); } if (cell->dirty & (CELL_NEW_FRAMEBUFFER | diff --git a/src/gallium/drivers/cell/ppu/cell_state_shader.c b/src/gallium/drivers/cell/ppu/cell_state_shader.c index bc6127d7e7c..63424028547 100644 --- a/src/gallium/drivers/cell/ppu/cell_state_shader.c +++ b/src/gallium/drivers/cell/ppu/cell_state_shader.c @@ -34,6 +34,7 @@ #include "cell_context.h" #include "cell_state.h" #include "cell_gen_fp.h" +#include "cell_buffer.h" /** cast wrapper */ @@ -185,15 +186,27 @@ cell_set_constant_buffer(struct pipe_context *pipe, struct pipe_buffer *buf) { struct cell_context *cell = cell_context(pipe); + unsigned size = constants ? constants->size : 0; + const void *data = constants ? cell_buffer(constants)->data : NULL; assert(shader < PIPE_SHADER_TYPES); assert(index == 0); + if (cell->constants[shader] == constants) + return; + draw_flush(cell->draw); /* note: reference counting */ pipe_buffer_reference(&cell->constants[shader], buf); + if(shader == PIPE_SHADER_VERTEX) { + draw_set_mapped_constant_buffer(cell->draw, PIPE_SHADER_VERTEX, 0, + data, size); + } + + cell->mapped_constants[shader] = data; + if (shader == PIPE_SHADER_VERTEX) cell->dirty |= CELL_NEW_VS_CONSTANTS; else if (shader == PIPE_SHADER_FRAGMENT) diff --git a/src/gallium/drivers/cell/ppu/cell_texture.c b/src/gallium/drivers/cell/ppu/cell_texture.c index a5f426795d7..f3fc080aa39 100644 --- a/src/gallium/drivers/cell/ppu/cell_texture.c +++ b/src/gallium/drivers/cell/ppu/cell_texture.c @@ -43,10 +43,13 @@ #include "cell_state.h" #include "cell_texture.h" +#include "state_tracker/sw_winsys.h" -static void -cell_texture_layout(struct cell_texture *ct) + +static boolean +cell_texture_layout(struct pipe_screen *screen, + struct cell_texture *ct) { struct pipe_texture *pt = &ct->base; unsigned level; @@ -82,9 +85,34 @@ cell_texture_layout(struct cell_texture *ct) height = u_minify(height, 1); depth = u_minify(depth, 1); } + + ct->data = align_malloc(ct->buffer_size, 16); + + return ct->data != NULL; } +/** + * Texture layout for simple color buffers. + */ +static boolean +cell_displaytarget_layout(struct pipe_screen *screen, + struct cell_texture * ct) +{ + struct sw_winsys *winsys = cell_screen(screen)->winsys; + + /* Round up the surface size to a multiple of the tile size? + */ + ct->dt = winsys->displaytarget_create(winsys, + ct->base.format, + ct->base.width0, + ct->base.height0, + 16, + &ct->stride[0] ); + + return ct->dt != NULL; +} + static struct pipe_texture * cell_texture_create(struct pipe_screen *screen, const struct pipe_texture *templat) @@ -97,31 +125,46 @@ cell_texture_create(struct pipe_screen *screen, pipe_reference_init(&ct->base.reference, 1); ct->base.screen = screen; - cell_texture_layout(ct); - - ct->buffer = screen->buffer_create(screen, 32, PIPE_BUFFER_USAGE_PIXEL, - ct->buffer_size); - - if (!ct->buffer) { - FREE(ct); - return NULL; + if (ct->base.tex_usage & (PIPE_TEXTURE_USAGE_DISPLAY_TARGET | + PIPE_TEXTURE_USAGE_SCANOUT | + PIPE_TEXTURE_USAGE_SHARED)) { + if (!cell_displaytarget_layout(screen, ct)) + goto fail; + } + else { + if (!cell_texture_layout(screen, ct)) + goto fail; } return &ct->base; + +fail: + FREE(ct); + return NULL; } static void cell_texture_destroy(struct pipe_texture *pt) { + struct cell_screen *screen = cell_screen(pt->screen); + struct sw_winsys *winsys = screen->winsys; struct cell_texture *ct = cell_texture(pt); if (ct->mapped) { - pipe_buffer_unmap(ct->buffer->screen, ct->buffer); + if (ct->dt) + winsys->displaytarget_unmap(winsys, ct->dt); ct->mapped = NULL; } - pipe_buffer_reference(&ct->buffer, NULL); + if (ct->dt) { + /* display target */ + winsys->displaytarget_destroy(winsys, ct->dt); + } + else { + /* regular texture */ + align_free(ct->data); + } FREE(ct); } @@ -388,12 +431,20 @@ cell_transfer_map(struct pipe_screen *screen, struct pipe_transfer *transfer) assert(transfer->texture); - if (!ct->mapped) { - /* map now */ - ct->mapped = pipe_buffer_map(screen, ct->buffer, - pipe_transfer_buffer_flags(transfer)); + if (ct->mapped == NULL) { + if (ct->dt) { + struct sw_winsys *winsys = cell_screen(screen)->winsys; + ct->mapped = winsys->displaytarget_map(screen, ct->dt, + pipe_transfer_buffer_flags(transfer)); + } + else { + ct->mapped = ct->data; + } } + if (ct->mapped == NULL) + return NULL; + /* * Create a buffer of ordinary memory for the linear texture. * This is the memory that the user will read/write. @@ -441,9 +492,8 @@ cell_transfer_unmap(struct pipe_screen *screen, const uint stride = ct->stride[level]; if (!ct->mapped) { - /* map now */ - ct->mapped = pipe_buffer_map(screen, ct->buffer, - PIPE_BUFFER_USAGE_CPU_READ); + assert(0); + return; } if (transfer->usage & PIPE_TRANSFER_WRITE) { @@ -461,11 +511,20 @@ cell_transfer_unmap(struct pipe_screen *screen, } } + if (ct->dt) { + /* display target */ + struct sw_winsys *winsys = cell_screen(screen)->winsys; + winsys->displaytarget_unmap(winsys, ct->dt); + } + align_free(ctrans->map); ctrans->map = NULL; } + + + void cell_init_screen_texture_funcs(struct pipe_screen *screen) { diff --git a/src/gallium/drivers/cell/ppu/cell_texture.h b/src/gallium/drivers/cell/ppu/cell_texture.h index 3ffc0bfdb51..55b983218f9 100644 --- a/src/gallium/drivers/cell/ppu/cell_texture.h +++ b/src/gallium/drivers/cell/ppu/cell_texture.h @@ -43,8 +43,19 @@ struct cell_texture unsigned long level_offset[CELL_MAX_TEXTURE_LEVELS]; unsigned long stride[CELL_MAX_TEXTURE_LEVELS]; - /** The tiled texture data is held in this buffer */ - struct pipe_buffer *buffer; + /** + * Display target, for textures with the PIPE_TEXTURE_USAGE_DISPLAY_TARGET + * usage. + */ + struct sw_displaytarget *dt; + + /** + * Malloc'ed data for regular textures, or a mapping to dt above. + */ + void *data; + + /* Size of the linear buffer?? + */ unsigned long buffer_size; /** The buffer above, mapped. This is the memory from which the diff --git a/src/gallium/drivers/cell/ppu/cell_winsys.h b/src/gallium/drivers/cell/ppu/cell_winsys.h deleted file mode 100644 index e227e065ff3..00000000000 --- a/src/gallium/drivers/cell/ppu/cell_winsys.h +++ /dev/null @@ -1,47 +0,0 @@ -/************************************************************************** - * - * 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 CELL_WINSYS_H -#define CELL_WINSYS_H - -#include "pipe/p_compiler.h" - - -/** - * Very simple winsys at this time. - * Will probably eventually add SPU control info. - */ -struct cell_winsys -{ - uint dummy; -}; - - - - -#endif