1/*
2Copyright (c) 2012, Broadcom Europe Ltd
3All rights reserved.
4
5Redistribution and use in source and binary forms, with or without
6modification, are permitted provided that the following conditions are met:
7 * Redistributions of source code must retain the above copyright
8 notice, this list of conditions and the following disclaimer.
9 * Redistributions in binary form must reproduce the above copyright
10 notice, this list of conditions and the following disclaimer in the
11 documentation and/or other materials provided with the distribution.
12 * Neither the name of the copyright holder nor the
13 names of its contributors may be used to endorse or promote products
14 derived from this software without specific prior written permission.
15
16THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
17ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
20DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*/
27
28#include "interface/khronos/common/khrn_options.h"
29
30#include <memory.h>
31#include <stdlib.h>
32#include <stdio.h>
33
34KHRN_OPTIONS_T khrn_options;
35
36/* For now, we will use environment variables for the options.
37 We might, at some point, want to use ini files perhaps */
38static bool read_bool_option(const char *name, bool cur)
39{
40 char *val = getenv(name);
41
42 if (val == NULL)
43 return cur;
44
45 if (val[0] == 't' || val[0] == 'T' || val[0] == '1')
46 return true;
47
48 return false;
49}
50
51static uint32_t read_uint32_option(const char *name, uint32_t cur)
52{
53 char *val = getenv(name);
54
55 if (val == NULL)
56 return cur;
57
58 if (val[0] != '\0')
59 return atoi(val);
60
61 return 0;
62}
63
64void khrn_init_options(void)
65{
66 /* Default values are all 0 */
67 memset(&khrn_options, 0, sizeof(KHRN_OPTIONS_T));
68
69#ifndef DISABLE_OPTION_PARSING
70 /* Now read the options */
71 khrn_options.gl_error_assist = read_bool_option( "V3D_GL_ERROR_ASSIST", khrn_options.gl_error_assist);
72 khrn_options.double_buffer = read_bool_option( "V3D_DOUBLE_BUFFER", khrn_options.double_buffer);
73 khrn_options.no_bin_render_overlap = read_bool_option( "V3D_NO_BIN_RENDER_OVERLAP", khrn_options.no_bin_render_overlap);
74 khrn_options.reg_dump_on_lock = read_bool_option( "V3D_REG_DUMP_ON_LOCK", khrn_options.reg_dump_on_lock);
75 khrn_options.clif_dump_on_lock = read_bool_option( "V3D_CLIF_DUMP_ON_LOCK", khrn_options.clif_dump_on_lock);
76 khrn_options.force_dither_off = read_bool_option( "V3D_FORCE_DITHER_OFF", khrn_options.force_dither_off);
77
78 khrn_options.bin_block_size = read_uint32_option("V3D_BIN_BLOCK_SIZE", khrn_options.bin_block_size);
79 khrn_options.max_bin_blocks = read_uint32_option("V3D_MAX_BIN_BLOCKS", khrn_options.max_bin_blocks);
80#endif
81}
82
83void khrn_error_assist(GLenum error, const char *func)
84{
85 if (khrn_options.gl_error_assist && error != GL_NO_ERROR)
86 {
87 fprintf(stderr, "V3D ERROR ASSIST : ");
88 switch (error)
89 {
90 case GL_INVALID_ENUM : fprintf(stderr, "GL_INVALID_ENUM in %s\n", func); break;
91 case GL_INVALID_VALUE : fprintf(stderr, "GL_INVALID_VALUE in %s\n", func); break;
92 case GL_INVALID_OPERATION : fprintf(stderr, "GL_INVALID_OPERATION in %s\n", func); break;
93 case GL_OUT_OF_MEMORY : fprintf(stderr, "GL_OUT_OF_MEMORY in %s\n", func); break;
94 default : fprintf(stderr, "ERROR CODE %d in %s\n", (int)error, func); break;
95 }
96 fflush(stderr);
97 }
98}
99