defs_linux_mips64x.go

     1  // Copyright 2015 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  //go:build (mips64 || mips64le) && linux
     6  
     7  package runtime
     8  
     9  import "unsafe"
    10  
    11  const (
    12  	_EINTR  = 0x4
    13  	_EAGAIN = 0xb
    14  	_ENOMEM = 0xc
    15  
    16  	_PROT_NONE  = 0x0
    17  	_PROT_READ  = 0x1
    18  	_PROT_WRITE = 0x2
    19  	_PROT_EXEC  = 0x4
    20  
    21  	_MAP_ANON    = 0x800
    22  	_MAP_PRIVATE = 0x2
    23  	_MAP_FIXED   = 0x10
    24  
    25  	_MADV_DONTNEED   = 0x4
    26  	_MADV_FREE       = 0x8
    27  	_MADV_HUGEPAGE   = 0xe
    28  	_MADV_NOHUGEPAGE = 0xf
    29  	_MADV_COLLAPSE   = 0x19
    30  
    31  	_SA_RESTART = 0x10000000
    32  	_SA_ONSTACK = 0x8000000
    33  	_SA_SIGINFO = 0x8
    34  
    35  	_SI_KERNEL = 0x80
    36  	_SI_TIMER  = -0x2
    37  
    38  	_SIGHUP    = 0x1
    39  	_SIGINT    = 0x2
    40  	_SIGQUIT   = 0x3
    41  	_SIGILL    = 0x4
    42  	_SIGTRAP   = 0x5
    43  	_SIGABRT   = 0x6
    44  	_SIGEMT    = 0x7
    45  	_SIGFPE    = 0x8
    46  	_SIGKILL   = 0x9
    47  	_SIGBUS    = 0xa
    48  	_SIGSEGV   = 0xb
    49  	_SIGSYS    = 0xc
    50  	_SIGPIPE   = 0xd
    51  	_SIGALRM   = 0xe
    52  	_SIGUSR1   = 0x10
    53  	_SIGUSR2   = 0x11
    54  	_SIGCHLD   = 0x12
    55  	_SIGPWR    = 0x13
    56  	_SIGWINCH  = 0x14
    57  	_SIGURG    = 0x15
    58  	_SIGIO     = 0x16
    59  	_SIGSTOP   = 0x17
    60  	_SIGTSTP   = 0x18
    61  	_SIGCONT   = 0x19
    62  	_SIGTTIN   = 0x1a
    63  	_SIGTTOU   = 0x1b
    64  	_SIGVTALRM = 0x1c
    65  	_SIGPROF   = 0x1d
    66  	_SIGXCPU   = 0x1e
    67  	_SIGXFSZ   = 0x1f
    68  
    69  	_SIGRTMIN = 0x20
    70  
    71  	_FPE_INTDIV = 0x1
    72  	_FPE_INTOVF = 0x2
    73  	_FPE_FLTDIV = 0x3
    74  	_FPE_FLTOVF = 0x4
    75  	_FPE_FLTUND = 0x5
    76  	_FPE_FLTRES = 0x6
    77  	_FPE_FLTINV = 0x7
    78  	_FPE_FLTSUB = 0x8
    79  
    80  	_BUS_ADRALN = 0x1
    81  	_BUS_ADRERR = 0x2
    82  	_BUS_OBJERR = 0x3
    83  
    84  	_SEGV_MAPERR = 0x1
    85  	_SEGV_ACCERR = 0x2
    86  
    87  	_ITIMER_REAL    = 0x0
    88  	_ITIMER_VIRTUAL = 0x1
    89  	_ITIMER_PROF    = 0x2
    90  
    91  	_CLOCK_THREAD_CPUTIME_ID = 0x3
    92  
    93  	_SIGEV_THREAD_ID = 0x4
    94  )
    95  
    96  //struct Sigset {
    97  //	uint64	sig[1];
    98  //};
    99  //typedef uint64 Sigset;
   100  
   101  type timespec struct {
   102  	tv_sec  int64
   103  	tv_nsec int64
   104  }
   105  
   106  //go:nosplit
   107  func (ts *timespec) setNsec(ns int64) {
   108  	ts.tv_sec = ns / 1e9
   109  	ts.tv_nsec = ns % 1e9
   110  }
   111  
   112  type timeval struct {
   113  	tv_sec  int64
   114  	tv_usec int64
   115  }
   116  
   117  func (tv *timeval) set_usec(x int32) {
   118  	tv.tv_usec = int64(x)
   119  }
   120  
   121  type sigactiont struct {
   122  	sa_flags   uint32
   123  	sa_handler uintptr
   124  	sa_mask    [2]uint64
   125  	// linux header does not have sa_restorer field,
   126  	// but it is used in setsig(). it is no harm to put it here
   127  	sa_restorer uintptr
   128  }
   129  
   130  type siginfoFields struct {
   131  	si_signo int32
   132  	si_code  int32
   133  	si_errno int32
   134  	__pad0   [1]int32
   135  	// below here is a union; si_addr is the only field we use
   136  	si_addr uint64
   137  }
   138  
   139  type siginfo struct {
   140  	siginfoFields
   141  
   142  	// Pad struct to the max size in the kernel.
   143  	_ [_si_max_size - unsafe.Sizeof(siginfoFields{})]byte
   144  }
   145  
   146  type itimerspec struct {
   147  	it_interval timespec
   148  	it_value    timespec
   149  }
   150  
   151  type itimerval struct {
   152  	it_interval timeval
   153  	it_value    timeval
   154  }
   155  
   156  type sigeventFields struct {
   157  	value  uintptr
   158  	signo  int32
   159  	notify int32
   160  	// below here is a union; sigev_notify_thread_id is the only field we use
   161  	sigev_notify_thread_id int32
   162  }
   163  
   164  type sigevent struct {
   165  	sigeventFields
   166  
   167  	// Pad struct to the max size in the kernel.
   168  	_ [_sigev_max_size - unsafe.Sizeof(sigeventFields{})]byte
   169  }
   170  
   171  const (
   172  	_O_RDONLY    = 0x0
   173  	_O_WRONLY    = 0x1
   174  	_O_CREAT     = 0x100
   175  	_O_TRUNC     = 0x200
   176  	_O_NONBLOCK  = 0x80
   177  	_O_CLOEXEC   = 0x80000
   178  	_SA_RESTORER = 0
   179  )
   180  
   181  type stackt struct {
   182  	ss_sp    *byte
   183  	ss_size  uintptr
   184  	ss_flags int32
   185  }
   186  
   187  type sigcontext struct {
   188  	sc_regs      [32]uint64
   189  	sc_fpregs    [32]uint64
   190  	sc_mdhi      uint64
   191  	sc_hi1       uint64
   192  	sc_hi2       uint64
   193  	sc_hi3       uint64
   194  	sc_mdlo      uint64
   195  	sc_lo1       uint64
   196  	sc_lo2       uint64
   197  	sc_lo3       uint64
   198  	sc_pc        uint64
   199  	sc_fpc_csr   uint32
   200  	sc_used_math uint32
   201  	sc_dsp       uint32
   202  	sc_reserved  uint32
   203  }
   204  
   205  type ucontext struct {
   206  	uc_flags    uint64
   207  	uc_link     *ucontext
   208  	uc_stack    stackt
   209  	uc_mcontext sigcontext
   210  	uc_sigmask  uint64
   211  }
   212
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