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annotate Bootloader/mchck-cdefs.h @ 412:e7a3be42ae1e

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Debug code for interconnect cable debugging
author Jacob Alexander <haata@kiibohd.com>
date Sat, 20 Feb 2016 13:27:49 -0800
parents 66eccdd9ced5
children
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1 /* Copyright (c) 2011,2012 Simon Schubert <2@0x2c.org>.
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2 * Modifications by Jacob Alexander 2014-2015 <haata@kiibohd.com>
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3 *
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4 * This program is free software: you can redistribute it and/or modify
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5 * it under the terms of the GNU General Public License as published by
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6 * the Free Software Foundation, either version 3 of the License, or
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7 * (at your option) any later version.
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8 *
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9 * This program is distributed in the hope that it will be useful,
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10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 * GNU General Public License for more details.
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13 *
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14 * You should have received a copy of the GNU General Public License
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15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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16 */
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17
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18 #pragma once
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19
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20 // ----- Compiler Includes -----
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21
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22 #include <sys/param.h>
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23
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25
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26 // ----- Defines & Macros -----
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29 #define _CONCAT(x,y) _CONCAT1(x,y)
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30 #define _CONCAT1(x,y) x ## y
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31 #define _STR(a) #a
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32
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33 typedef __CHAR16_TYPE__ char16_t;
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34
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35 #define __packed __attribute__((__packed__))
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36
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37 /* From FreeBSD: compile-time asserts */
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38 #define CTASSERT(x) _Static_assert(x, _STR(x))
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39
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40 #define CTASSERT_SIZE_BYTE(t, s) CTASSERT(sizeof(t) == (s))
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41 #define CTASSERT_SIZE_BIT(t, s) CTASSERT(sizeof(t) * 8 == (s))
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42
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43 #define UNION_STRUCT_START(size) \
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44 union { \
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45 _CONCAT(_CONCAT(uint, size), _t) raw; \
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46 struct { \
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47 /* just to swallow the following semicolon */ \
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48 struct _CONCAT(_CONCAT(__dummy_, __COUNTER__), _t) {}
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49
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50 #define UNION_STRUCT_END \
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51 }; /* struct */ \
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52 }; /* union */
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55 /**
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56 * From <news:dqgm2f$ije$1@sunnews.cern.ch>,
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57 * <https://groups.google.com/forum/#!topic/comp.std.c/d-6Mj5Lko_s>
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58 */
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59 #define __PP_NARG(...) \
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60 __PP_NARG_(__0, ## __VA_ARGS__, __PP_RSEQ_N())
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61 #define __PP_NARG_(...) \
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62 __PP_ARG_N(__VA_ARGS__)
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63 #define __PP_ARG_N( \
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64 _1, _2, _3, _4, _5, _6, _7, _8, _9,_10, \
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65 _11,_12,_13,_14,_15,_16,_17,_18,_19,_20, \
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66 _21,_22,_23,_24,_25,_26,_27,_28,_29,_30, \
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67 _31,_32,_33,_34,_35,_36,_37,_38,_39,_40, \
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68 _41,_42,_43,_44,_45,_46,_47,_48,_49,_50, \
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69 _51,_52,_53,_54,_55,_56,_57,_58,_59,_60, \
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70 _61,_62,_63,N,...) N
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71 #define __PP_RSEQ_N() \
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72 62,61,60, \
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73 59,58,57,56,55,54,53,52,51,50, \
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74 49,48,47,46,45,44,43,42,41,40, \
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75 39,38,37,36,35,34,33,32,31,30, \
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76 29,28,27,26,25,24,23,22,21,20, \
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77 19,18,17,16,15,14,13,12,11,10, \
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78 9,8,7,6,5,4,3,2,1,0
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80 /**
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81 * From <https://github.com/pfultz2/Cloak/wiki/C-Preprocessor-tricks,-tips,-and-idioms>
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82 */
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83 #define __CAT(a, ...) __PRIMITIVE_CAT(a, __VA_ARGS__)
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84 #define __PRIMITIVE_CAT(a, ...) a ## __VA_ARGS__
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85
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86 #define __IIF(c) __PRIMITIVE_CAT(__IIF_, c)
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87 #define __IIF_0(t, ...) __VA_ARGS__
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88 #define __IIF_1(t, ...) t
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89
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90 #define __COMPL(b) __PRIMITIVE_CAT(__COMPL_, b)
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91 #define __COMPL_0 1
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92 #define __COMPL_1 0
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93
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94 #define __CHECK_N(x, n, ...) n
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95 #define __CHECK(...) __CHECK_N(__VA_ARGS__, 0,)
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96 #define __PROBE(x) x, 1,
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98 #define __NOT(x) __CHECK(__PRIMITIVE_CAT(__NOT_, x))
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99 #define __NOT_0 __PROBE(~)
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100
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101 #define __BOOL(x) __COMPL(__NOT(x))
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102 #define __IF(c) __IIF(__BOOL(c))
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103
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104 #define __EAT(...)
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105 #define __EXPAND(...) __VA_ARGS__
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106 #define __WHEN(c) __IF(c)(__EXPAND, __EAT)
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107
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108 #define __HEAD(h, ...) h
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109 #define __TAIL(h, ...) __VA_ARGS__
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110
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111 #define __EVAL(...) __EVAL1(__EVAL1(__EVAL1(__VA_ARGS__)))
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112 #define __EVAL1(...) __EVAL2(__EVAL2(__EVAL2(__VA_ARGS__)))
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113 #define __EVAL2(...) __EVAL3(__EVAL3(__EVAL3(__VA_ARGS__)))
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114 #define __EVAL3(...) __EVAL4(__EVAL4(__EVAL4(__VA_ARGS__)))
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115 #define __EVAL4(...) __EVAL5(__EVAL5(__EVAL5(__VA_ARGS__)))
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116 #define __EVAL5(...) __EVAL6(__EVAL6(__EVAL6(__VA_ARGS__)))
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117 #define __EVAL6(...) __VA_ARGS__
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118
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119 #define __EMPTY()
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120 #define __DEFER(id) id __EMPTY()
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121 #define __OBSTRUCT(...) __VA_ARGS__ __DEFER(__EMPTY)()
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122 #define __CAT_ARG(f, a) __OBSTRUCT(f) a
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123
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124 #define __REPEAT(...) __EVAL(__REPEAT_(__VA_ARGS__))
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125 #define __REPEAT_INNER(...) __OBSTRUCT(__REPEAT_INDIRECT) () (__VA_ARGS__)
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126 #define __REPEAT_INDIRECT() __REPEAT_
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127 #define __REPEAT_(iter, itermacro, macro, a, ...) \
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128 __OBSTRUCT(macro)(iter, a) \
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129 __WHEN(__PP_NARG(__VA_ARGS__)) \
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130 ( \
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131 __OBSTRUCT(__REPEAT_INDIRECT) () ( \
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132 itermacro(iter, a), itermacro, macro, __VA_ARGS__ \
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133 ) \
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134 )
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