github.com/twelsh-aw/go/src@v0.0.0-20230516233729-a56fe86a7c81/runtime/defs_linux_arm.go (about) 1 // Copyright 2014 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 package runtime 6 7 import "unsafe" 8 9 // Constants 10 const ( 11 _EINTR = 0x4 12 _ENOMEM = 0xc 13 _EAGAIN = 0xb 14 15 _PROT_NONE = 0 16 _PROT_READ = 0x1 17 _PROT_WRITE = 0x2 18 _PROT_EXEC = 0x4 19 20 _MAP_ANON = 0x20 21 _MAP_PRIVATE = 0x2 22 _MAP_FIXED = 0x10 23 24 _MADV_DONTNEED = 0x4 25 _MADV_FREE = 0x8 26 _MADV_HUGEPAGE = 0xe 27 _MADV_NOHUGEPAGE = 0xf 28 29 _SA_RESTART = 0x10000000 30 _SA_ONSTACK = 0x8000000 31 _SA_RESTORER = 0 // unused on ARM 32 _SA_SIGINFO = 0x4 33 _SI_KERNEL = 0x80 34 _SI_TIMER = -0x2 35 _SIGHUP = 0x1 36 _SIGINT = 0x2 37 _SIGQUIT = 0x3 38 _SIGILL = 0x4 39 _SIGTRAP = 0x5 40 _SIGABRT = 0x6 41 _SIGBUS = 0x7 42 _SIGFPE = 0x8 43 _SIGKILL = 0x9 44 _SIGUSR1 = 0xa 45 _SIGSEGV = 0xb 46 _SIGUSR2 = 0xc 47 _SIGPIPE = 0xd 48 _SIGALRM = 0xe 49 _SIGSTKFLT = 0x10 50 _SIGCHLD = 0x11 51 _SIGCONT = 0x12 52 _SIGSTOP = 0x13 53 _SIGTSTP = 0x14 54 _SIGTTIN = 0x15 55 _SIGTTOU = 0x16 56 _SIGURG = 0x17 57 _SIGXCPU = 0x18 58 _SIGXFSZ = 0x19 59 _SIGVTALRM = 0x1a 60 _SIGPROF = 0x1b 61 _SIGWINCH = 0x1c 62 _SIGIO = 0x1d 63 _SIGPWR = 0x1e 64 _SIGSYS = 0x1f 65 _SIGRTMIN = 0x20 66 _FPE_INTDIV = 0x1 67 _FPE_INTOVF = 0x2 68 _FPE_FLTDIV = 0x3 69 _FPE_FLTOVF = 0x4 70 _FPE_FLTUND = 0x5 71 _FPE_FLTRES = 0x6 72 _FPE_FLTINV = 0x7 73 _FPE_FLTSUB = 0x8 74 _BUS_ADRALN = 0x1 75 _BUS_ADRERR = 0x2 76 _BUS_OBJERR = 0x3 77 _SEGV_MAPERR = 0x1 78 _SEGV_ACCERR = 0x2 79 _ITIMER_REAL = 0 80 _ITIMER_PROF = 0x2 81 _ITIMER_VIRTUAL = 0x1 82 _O_RDONLY = 0 83 _O_WRONLY = 0x1 84 _O_CREAT = 0x40 85 _O_TRUNC = 0x200 86 _O_NONBLOCK = 0x800 87 _O_CLOEXEC = 0x80000 88 89 _CLOCK_THREAD_CPUTIME_ID = 0x3 90 91 _SIGEV_THREAD_ID = 0x4 92 93 _AF_UNIX = 0x1 94 _SOCK_DGRAM = 0x2 95 ) 96 97 type timespec struct { 98 tv_sec int32 99 tv_nsec int32 100 } 101 102 //go:nosplit 103 func (ts *timespec) setNsec(ns int64) { 104 ts.tv_sec = timediv(ns, 1e9, &ts.tv_nsec) 105 } 106 107 type stackt struct { 108 ss_sp *byte 109 ss_flags int32 110 ss_size uintptr 111 } 112 113 type sigcontext struct { 114 trap_no uint32 115 error_code uint32 116 oldmask uint32 117 r0 uint32 118 r1 uint32 119 r2 uint32 120 r3 uint32 121 r4 uint32 122 r5 uint32 123 r6 uint32 124 r7 uint32 125 r8 uint32 126 r9 uint32 127 r10 uint32 128 fp uint32 129 ip uint32 130 sp uint32 131 lr uint32 132 pc uint32 133 cpsr uint32 134 fault_address uint32 135 } 136 137 type ucontext struct { 138 uc_flags uint32 139 uc_link *ucontext 140 uc_stack stackt 141 uc_mcontext sigcontext 142 uc_sigmask uint32 143 __unused [31]int32 144 uc_regspace [128]uint32 145 } 146 147 type timeval struct { 148 tv_sec int32 149 tv_usec int32 150 } 151 152 func (tv *timeval) set_usec(x int32) { 153 tv.tv_usec = x 154 } 155 156 type itimerspec struct { 157 it_interval timespec 158 it_value timespec 159 } 160 161 type itimerval struct { 162 it_interval timeval 163 it_value timeval 164 } 165 166 type sigeventFields struct { 167 value uintptr 168 signo int32 169 notify int32 170 // below here is a union; sigev_notify_thread_id is the only field we use 171 sigev_notify_thread_id int32 172 } 173 174 type sigevent struct { 175 sigeventFields 176 177 // Pad struct to the max size in the kernel. 178 _ [_sigev_max_size - unsafe.Sizeof(sigeventFields{})]byte 179 } 180 181 type siginfoFields struct { 182 si_signo int32 183 si_errno int32 184 si_code int32 185 // below here is a union; si_addr is the only field we use 186 si_addr uint32 187 } 188 189 type siginfo struct { 190 siginfoFields 191 192 // Pad struct to the max size in the kernel. 193 _ [_si_max_size - unsafe.Sizeof(siginfoFields{})]byte 194 } 195 196 type sigactiont struct { 197 sa_handler uintptr 198 sa_flags uint32 199 sa_restorer uintptr 200 sa_mask uint64 201 } 202 203 type sockaddr_un struct { 204 family uint16 205 path [108]byte 206 }