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099524d7 LP |
1 | #pragma once |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2014 Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU Lesser General Public License as published by | |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | Lesser General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU Lesser General Public License | |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
20 | ***/ | |
21 | ||
6017365a LP |
22 | #include <endian.h> |
23 | ||
a8fbdf54 | 24 | #include "macro.h" |
099524d7 LP |
25 | #include "util.h" |
26 | ||
579af519 LP |
27 | /* A cleaned up architecture definition. We don't want to get lost in |
28 | * processor features, models, generations or even ABIs. Hence we | |
45afd519 | 29 | * focus on general family, and distinguish word width and |
06b643e7 | 30 | * endianness. */ |
9a00f57a | 31 | |
592fd144 | 32 | enum { |
099524d7 LP |
33 | ARCHITECTURE_X86 = 0, |
34 | ARCHITECTURE_X86_64, | |
35 | ARCHITECTURE_PPC, | |
ae0e60fb | 36 | ARCHITECTURE_PPC_LE, |
099524d7 | 37 | ARCHITECTURE_PPC64, |
ae0e60fb | 38 | ARCHITECTURE_PPC64_LE, |
099524d7 LP |
39 | ARCHITECTURE_IA64, |
40 | ARCHITECTURE_PARISC, | |
41 | ARCHITECTURE_PARISC64, | |
42 | ARCHITECTURE_S390, | |
43 | ARCHITECTURE_S390X, | |
44 | ARCHITECTURE_SPARC, | |
45 | ARCHITECTURE_SPARC64, | |
46 | ARCHITECTURE_MIPS, | |
9a00f57a | 47 | ARCHITECTURE_MIPS_LE, |
099524d7 | 48 | ARCHITECTURE_MIPS64, |
9a00f57a | 49 | ARCHITECTURE_MIPS64_LE, |
099524d7 LP |
50 | ARCHITECTURE_ALPHA, |
51 | ARCHITECTURE_ARM, | |
52 | ARCHITECTURE_ARM_BE, | |
53 | ARCHITECTURE_ARM64, | |
54 | ARCHITECTURE_ARM64_BE, | |
55 | ARCHITECTURE_SH, | |
56 | ARCHITECTURE_SH64, | |
57 | ARCHITECTURE_M68K, | |
46eea341 | 58 | ARCHITECTURE_TILEGX, |
86bafac9 | 59 | ARCHITECTURE_CRIS, |
b79660e6 | 60 | ARCHITECTURE_NIOS2, |
171b5338 RJ |
61 | ARCHITECTURE_RISCV32, |
62 | ARCHITECTURE_RISCV64, | |
099524d7 LP |
63 | _ARCHITECTURE_MAX, |
64 | _ARCHITECTURE_INVALID = -1 | |
592fd144 | 65 | }; |
099524d7 | 66 | |
592fd144 | 67 | int uname_architecture(void); |
099524d7 | 68 | |
9a00f57a | 69 | /* |
613e3a26 LP |
70 | * LIB_ARCH_TUPLE should resolve to the local library path |
71 | * architecture tuple systemd is built for, according to the Debian | |
72 | * tuple list: | |
9a00f57a LP |
73 | * |
74 | * https://wiki.debian.org/Multiarch/Tuples | |
75 | * | |
613e3a26 LP |
76 | * This is used in library search paths that should understand |
77 | * Debian's paths on all distributions. | |
9a00f57a LP |
78 | */ |
79 | ||
099524d7 LP |
80 | #if defined(__x86_64__) |
81 | # define native_architecture() ARCHITECTURE_X86_64 | |
613e3a26 | 82 | # define LIB_ARCH_TUPLE "x86_64-linux-gnu" |
0c0fea07 | 83 | # define SECONDARY_ARCHITECTURE ARCHITECTURE_X86 |
099524d7 LP |
84 | #elif defined(__i386__) |
85 | # define native_architecture() ARCHITECTURE_X86 | |
613e3a26 | 86 | # define LIB_ARCH_TUPLE "i386-linux-gnu" |
099524d7 | 87 | #elif defined(__powerpc64__) |
4f4b92ba | 88 | # if __BYTE_ORDER == __BIG_ENDIAN |
ae0e60fb | 89 | # define native_architecture() ARCHITECTURE_PPC64 |
613e3a26 | 90 | # define LIB_ARCH_TUPLE "ppc64-linux-gnu" |
0c0fea07 | 91 | # define SECONDARY_ARCHITECTURE ARCHITECTURE_PPC |
ae0e60fb LP |
92 | # else |
93 | # define native_architecture() ARCHITECTURE_PPC64_LE | |
37d6781b | 94 | # define LIB_ARCH_TUPLE "powerpc64le-linux-gnu" |
0c0fea07 | 95 | # define SECONDARY_ARCHITECTURE ARCHITECTURE_PPC_LE |
ae0e60fb | 96 | # endif |
099524d7 | 97 | #elif defined(__powerpc__) |
4f4b92ba | 98 | # if __BYTE_ORDER == __BIG_ENDIAN |
ae0e60fb | 99 | # define native_architecture() ARCHITECTURE_PPC |
613e3a26 | 100 | # define LIB_ARCH_TUPLE "powerpc-linux-gnu" |
ae0e60fb LP |
101 | # else |
102 | # define native_architecture() ARCHITECTURE_PPC_LE | |
613e3a26 | 103 | # error "Missing LIB_ARCH_TUPLE for PPCLE" |
ae0e60fb | 104 | # endif |
099524d7 LP |
105 | #elif defined(__ia64__) |
106 | # define native_architecture() ARCHITECTURE_IA64 | |
613e3a26 | 107 | # define LIB_ARCH_TUPLE "ia64-linux-gnu" |
099524d7 LP |
108 | #elif defined(__hppa64__) |
109 | # define native_architecture() ARCHITECTURE_PARISC64 | |
613e3a26 | 110 | # error "Missing LIB_ARCH_TUPLE for HPPA64" |
099524d7 LP |
111 | #elif defined(__hppa__) |
112 | # define native_architecture() ARCHITECTURE_PARISC | |
613e3a26 | 113 | # define LIB_ARCH_TUPLE "hppa‑linux‑gnu" |
099524d7 LP |
114 | #elif defined(__s390x__) |
115 | # define native_architecture() ARCHITECTURE_S390X | |
613e3a26 | 116 | # define LIB_ARCH_TUPLE "s390x-linux-gnu" |
0c0fea07 | 117 | # define SECONDARY_ARCHITECTURE ARCHITECTURE_S390 |
099524d7 LP |
118 | #elif defined(__s390__) |
119 | # define native_architecture() ARCHITECTURE_S390 | |
613e3a26 | 120 | # define LIB_ARCH_TUPLE "s390-linux-gnu" |
cd042078 | 121 | #elif defined(__sparc__) && defined (__arch64__) |
099524d7 | 122 | # define native_architecture() ARCHITECTURE_SPARC64 |
613e3a26 | 123 | # define LIB_ARCH_TUPLE "sparc64-linux-gnu" |
099524d7 LP |
124 | #elif defined(__sparc__) |
125 | # define native_architecture() ARCHITECTURE_SPARC | |
613e3a26 | 126 | # define LIB_ARCH_TUPLE "sparc-linux-gnu" |
099524d7 | 127 | #elif defined(__mips64__) |
4f4b92ba | 128 | # if __BYTE_ORDER == __BIG_ENDIAN |
9a00f57a | 129 | # define native_architecture() ARCHITECTURE_MIPS64 |
613e3a26 | 130 | # error "Missing LIB_ARCH_TUPLE for MIPS64" |
9a00f57a LP |
131 | # else |
132 | # define native_architecture() ARCHITECTURE_MIPS64_LE | |
613e3a26 | 133 | # error "Missing LIB_ARCH_TUPLE for MIPS64_LE" |
9a00f57a | 134 | # endif |
099524d7 | 135 | #elif defined(__mips__) |
4f4b92ba | 136 | # if __BYTE_ORDER == __BIG_ENDIAN |
9a00f57a | 137 | # define native_architecture() ARCHITECTURE_MIPS |
613e3a26 | 138 | # define LIB_ARCH_TUPLE "mips-linux-gnu" |
9a00f57a LP |
139 | # else |
140 | # define native_architecture() ARCHITECTURE_MIPS_LE | |
613e3a26 | 141 | # define LIB_ARCH_TUPLE "mipsel-linux-gnu" |
568981d2 | 142 | # endif |
099524d7 LP |
143 | #elif defined(__alpha__) |
144 | # define native_architecture() ARCHITECTURE_ALPHA | |
613e3a26 | 145 | # define LIB_ARCH_TUPLE "alpha-linux-gnu" |
099524d7 | 146 | #elif defined(__aarch64__) |
4f4b92ba | 147 | # if __BYTE_ORDER == __BIG_ENDIAN |
099524d7 | 148 | # define native_architecture() ARCHITECTURE_ARM64_BE |
613e3a26 | 149 | # define LIB_ARCH_TUPLE "aarch64_be-linux-gnu" |
099524d7 LP |
150 | # else |
151 | # define native_architecture() ARCHITECTURE_ARM64 | |
613e3a26 | 152 | # define LIB_ARCH_TUPLE "aarch64-linux-gnu" |
099524d7 LP |
153 | # endif |
154 | #elif defined(__arm__) | |
4f4b92ba | 155 | # if __BYTE_ORDER == __BIG_ENDIAN |
099524d7 | 156 | # define native_architecture() ARCHITECTURE_ARM_BE |
579af519 LP |
157 | # if defined(__ARM_EABI__) |
158 | # if defined(__ARM_PCS_VFP) | |
159 | # define LIB_ARCH_TUPLE "armeb-linux-gnueabihf" | |
160 | # else | |
161 | # define LIB_ARCH_TUPLE "armeb-linux-gnueabi" | |
162 | # endif | |
0881d7af | 163 | # else |
579af519 | 164 | # define LIB_ARCH_TUPLE "armeb-linux-gnu" |
0881d7af | 165 | # endif |
099524d7 | 166 | # else |
0881d7af | 167 | # define native_architecture() ARCHITECTURE_ARM |
2a9899d8 ZJS |
168 | # if defined(__ARM_EABI__) |
169 | # if defined(__ARM_PCS_VFP) | |
170 | # define LIB_ARCH_TUPLE "arm-linux-gnueabihf" | |
171 | # else | |
172 | # define LIB_ARCH_TUPLE "arm-linux-gnueabi" | |
173 | # endif | |
fd3b401e | 174 | # else |
2a9899d8 | 175 | # define LIB_ARCH_TUPLE "arm-linux-gnu" |
fd3b401e | 176 | # endif |
099524d7 LP |
177 | # endif |
178 | #elif defined(__sh64__) | |
179 | # define native_architecture() ARCHITECTURE_SH64 | |
613e3a26 | 180 | # error "Missing LIB_ARCH_TUPLE for SH64" |
099524d7 LP |
181 | #elif defined(__sh__) |
182 | # define native_architecture() ARCHITECTURE_SH | |
613e3a26 | 183 | # define LIB_ARCH_TUPLE "sh4-linux-gnu" |
099524d7 LP |
184 | #elif defined(__m68k__) |
185 | # define native_architecture() ARCHITECTURE_M68K | |
613e3a26 | 186 | # define LIB_ARCH_TUPLE "m68k-linux-gnu" |
46eea341 HGB |
187 | #elif defined(__tilegx__) |
188 | # define native_architecture() ARCHITECTURE_TILEGX | |
613e3a26 | 189 | # error "Missing LIB_ARCH_TUPLE for TILEGX" |
86bafac9 UTL |
190 | #elif defined(__cris__) |
191 | # define native_architecture() ARCHITECTURE_CRIS | |
613e3a26 | 192 | # error "Missing LIB_ARCH_TUPLE for CRIS" |
b79660e6 ZJS |
193 | #elif defined(__nios2__) |
194 | # define native_architecture() ARCHITECTURE_NIOS2 | |
195 | # define LIB_ARCH_TUPLE "nios2-linux-gnu" | |
171b5338 RJ |
196 | #elif defined(__riscv__) |
197 | # if __SIZEOF_POINTER__ == 4 | |
198 | # define native_architecture() ARCHITECTURE_RISCV32 | |
199 | # define LIB_ARCH_TUPLE "riscv32-linux-gnu" | |
200 | # elif __SIZEOF_POINTER__ == 8 | |
201 | # define native_architecture() ARCHITECTURE_RISCV64 | |
202 | # define LIB_ARCH_TUPLE "riscv64-linux-gnu" | |
203 | # else | |
204 | # error "Unrecognized riscv architecture variant" | |
205 | # endif | |
099524d7 | 206 | #else |
568981d2 | 207 | # error "Please register your architecture here!" |
099524d7 LP |
208 | #endif |
209 | ||
592fd144 LP |
210 | const char *architecture_to_string(int a) _const_; |
211 | int architecture_from_string(const char *s) _pure_; |