92 lines
3.0 KiB
C
92 lines
3.0 KiB
C
/*
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* Copyright 2009 Nicolai Haehnle <nhaehnle@gmail.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* on the rights to use, copy, modify, merge, publish, distribute, sub
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* license, and/or sell copies of the Software, and to permit persons to whom
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* the Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE. */
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#include "r300_context.h"
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#include <ctype.h>
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struct debug_option {
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const char * name;
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unsigned flag;
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const char * description;
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};
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static struct debug_option debug_options[] = {
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{ "help", DBG_HELP, "Helpful meta-information about the driver" },
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{ "fp", DBG_FP, "Fragment program handling" },
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{ "vp", DBG_VP, "Vertex program handling" },
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{ "cs", DBG_CS, "Command submissions" },
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{ "draw", DBG_DRAW, "Draw and emit" },
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{ "tex", DBG_TEX, "Textures" },
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{ "fall", DBG_FALL, "Fallbacks" },
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{ "all", ~0, "Convenience option that enables all debug flags" },
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/* must be last */
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{ 0, 0, 0 }
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};
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void r300_init_debug(struct r300_context * ctx)
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{
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const char * options = debug_get_option("RADEON_DEBUG", 0);
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boolean printhint = false;
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size_t length;
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struct debug_option * opt;
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if (options) {
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while(*options) {
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if (*options == ' ' || *options == ',') {
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options++;
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continue;
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}
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length = strcspn(options, " ,");
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for(opt = debug_options; opt->name; ++opt) {
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if (!strncmp(options, opt->name, length)) {
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ctx->debug |= opt->flag;
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break;
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}
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}
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if (!opt->name) {
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debug_printf("Unknown debug option: %s\n", options);
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printhint = true;
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}
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options += length;
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}
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if (!ctx->debug)
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printhint = true;
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}
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if (printhint || ctx->debug & DBG_HELP) {
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debug_printf("You can enable debug output by setting the RADEON_DEBUG environment variable\n"
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"to a comma-separated list of debug options. Available options are:\n");
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for(opt = debug_options; opt->name; ++opt) {
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debug_printf(" %s: %s\n", opt->name, opt->description);
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}
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}
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}
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