diff options
author | José Fonseca <jfonseca@vmware.com> | 2010-01-08 15:42:57 +0000 |
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committer | José Fonseca <jfonseca@vmware.com> | 2010-01-08 15:42:57 +0000 |
commit | 080c40ab32b2abd6d8381b4a0cc143d36a1652b2 (patch) | |
tree | e173767ebc5a82d81b9fc086449d915e29348976 /src/gallium/drivers/svga/svga_screen_buffer.h | |
parent | 9cdf6f025b2ed55cfb13dd09f870f01d0c7947d3 (diff) | |
parent | a1de400e8de06a80ab140bb0fa950e990607572d (diff) |
Merge remote branch 'origin/master' into lp-binning
Conflicts:
src/gallium/auxiliary/util/u_surface.c
src/gallium/drivers/llvmpipe/Makefile
src/gallium/drivers/llvmpipe/SConscript
src/gallium/drivers/llvmpipe/lp_bld_arit.c
src/gallium/drivers/llvmpipe/lp_bld_flow.c
src/gallium/drivers/llvmpipe/lp_bld_interp.c
src/gallium/drivers/llvmpipe/lp_clear.c
src/gallium/drivers/llvmpipe/lp_context.c
src/gallium/drivers/llvmpipe/lp_context.h
src/gallium/drivers/llvmpipe/lp_draw_arrays.c
src/gallium/drivers/llvmpipe/lp_jit.c
src/gallium/drivers/llvmpipe/lp_jit.h
src/gallium/drivers/llvmpipe/lp_prim_vbuf.c
src/gallium/drivers/llvmpipe/lp_setup.c
src/gallium/drivers/llvmpipe/lp_setup_point.c
src/gallium/drivers/llvmpipe/lp_state.h
src/gallium/drivers/llvmpipe/lp_state_blend.c
src/gallium/drivers/llvmpipe/lp_state_derived.c
src/gallium/drivers/llvmpipe/lp_state_fs.c
src/gallium/drivers/llvmpipe/lp_state_sampler.c
src/gallium/drivers/llvmpipe/lp_state_surface.c
src/gallium/drivers/llvmpipe/lp_tex_cache.c
src/gallium/drivers/llvmpipe/lp_tex_cache.h
src/gallium/drivers/llvmpipe/lp_tex_sample.h
src/gallium/drivers/llvmpipe/lp_tile_cache.c
Diffstat (limited to 'src/gallium/drivers/svga/svga_screen_buffer.h')
-rw-r--r-- | src/gallium/drivers/svga/svga_screen_buffer.h | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/src/gallium/drivers/svga/svga_screen_buffer.h b/src/gallium/drivers/svga/svga_screen_buffer.h new file mode 100644 index 0000000000..5d7af5a7c5 --- /dev/null +++ b/src/gallium/drivers/svga/svga_screen_buffer.h @@ -0,0 +1,190 @@ +/********************************************************** + * Copyright 2008-2009 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, sublicense, 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 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 + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * 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 SVGA_BUFFER_H +#define SVGA_BUFFER_H + + +#include "pipe/p_compiler.h" +#include "pipe/p_state.h" + +#include "util/u_double_list.h" + +#include "svga_screen_cache.h" + + +#define SVGA_BUFFER_MAGIC 0x344f9005 + +/** + * Maximum number of discontiguous ranges + */ +#define SVGA_BUFFER_MAX_RANGES 32 + + +struct svga_screen; +struct svga_context; +struct svga_winsys_buffer; +struct svga_winsys_surface; + + +struct svga_buffer_range +{ + unsigned start; + unsigned end; +}; + + +/** + * Describe a + * + * This holds the information to emit a SVGA3dCmdSurfaceDMA. + */ +struct svga_buffer_upload +{ + /** + * Guest memory region. + */ + struct svga_winsys_buffer *buf; + + struct svga_buffer_range ranges[SVGA_BUFFER_MAX_RANGES]; + unsigned num_ranges; + + SVGA3dSurfaceDMAFlags flags; + + /** + * Pointer to the DMA copy box *inside* the command buffer. + */ + SVGA3dCopyBox *boxes; + + /** + * Context that has the pending DMA to this buffer. + */ + struct svga_context *svga; +}; + + +/** + * SVGA pipe buffer. + */ +struct svga_buffer +{ + struct pipe_buffer base; + + /** + * Marker to detect bad casts in runtime. + */ + uint32_t magic; + + /** + * Regular (non DMA'able) memory. + * + * Used for user buffers or for buffers which we know before hand that can + * never be used by the virtual hardware directly, such as constant buffers. + */ + void *swbuf; + + /** + * Whether swbuf was created by the user or not. + */ + boolean user; + + /** + * DMA'ble memory. + * + * A piece of GMR memory. It is created when mapping the buffer, and will be + * used to upload/download vertex data from the host. + */ + struct svga_buffer_upload hw; + + /** + * Creation key for the host surface handle. + * + * This structure describes all the host surface characteristics so that it + * can be looked up in cache, since creating a host surface is often a slow + * operation. + */ + struct svga_host_surface_cache_key key; + + /** + * Host surface handle. + * + * This is a platform independent abstraction for host SID. We create when + * trying to bind + */ + struct svga_winsys_surface *handle; + + struct { + unsigned count; + boolean writing; + boolean flush_explicit; + } map; + + boolean needs_flush; + struct list_head head; +}; + + +static INLINE struct svga_buffer * +svga_buffer(struct pipe_buffer *buffer) +{ + if (buffer) { + assert(((struct svga_buffer *)buffer)->magic == SVGA_BUFFER_MAGIC); + return (struct svga_buffer *)buffer; + } + return NULL; +} + + +/** + * Returns TRUE for user buffers. We may + * decide to use an alternate upload path for these buffers. + */ +static INLINE boolean +svga_buffer_is_user_buffer( struct pipe_buffer *buffer ) +{ + return svga_buffer(buffer)->user; +} + + +void +svga_screen_init_buffer_functions(struct pipe_screen *screen); + +struct svga_winsys_surface * +svga_buffer_handle(struct svga_context *svga, + struct pipe_buffer *buf); + +void +svga_context_flush_buffers(struct svga_context *svga); + +boolean +svga_buffer_free_cached_hw_storage(struct svga_screen *ss); + +struct svga_winsys_buffer * +svga_winsys_buffer_create(struct svga_screen *ss, + unsigned alignment, + unsigned usage, + unsigned size); + +#endif /* SVGA_BUFFER_H */ |