Source file src/runtime/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  
    30  	_SA_RESTART = 0x10000000
    31  	_SA_ONSTACK = 0x8000000
    32  	_SA_SIGINFO = 0x8
    33  
    34  	_SI_KERNEL = 0x80
    35  	_SI_TIMER  = -0x2
    36  
    37  	_SIGHUP    = 0x1
    38  	_SIGINT    = 0x2
    39  	_SIGQUIT   = 0x3
    40  	_SIGILL    = 0x4
    41  	_SIGTRAP   = 0x5
    42  	_SIGABRT   = 0x6
    43  	_SIGEMT    = 0x7
    44  	_SIGFPE    = 0x8
    45  	_SIGKILL   = 0x9
    46  	_SIGBUS    = 0xa
    47  	_SIGSEGV   = 0xb
    48  	_SIGSYS    = 0xc
    49  	_SIGPIPE   = 0xd
    50  	_SIGALRM   = 0xe
    51  	_SIGUSR1   = 0x10
    52  	_SIGUSR2   = 0x11
    53  	_SIGCHLD   = 0x12
    54  	_SIGPWR    = 0x13
    55  	_SIGWINCH  = 0x14
    56  	_SIGURG    = 0x15
    57  	_SIGIO     = 0x16
    58  	_SIGSTOP   = 0x17
    59  	_SIGTSTP   = 0x18
    60  	_SIGCONT   = 0x19
    61  	_SIGTTIN   = 0x1a
    62  	_SIGTTOU   = 0x1b
    63  	_SIGVTALRM = 0x1c
    64  	_SIGPROF   = 0x1d
    65  	_SIGXCPU   = 0x1e
    66  	_SIGXFSZ   = 0x1f
    67  
    68  	_SIGRTMIN = 0x20
    69  
    70  	_FPE_INTDIV = 0x1
    71  	_FPE_INTOVF = 0x2
    72  	_FPE_FLTDIV = 0x3
    73  	_FPE_FLTOVF = 0x4
    74  	_FPE_FLTUND = 0x5
    75  	_FPE_FLTRES = 0x6
    76  	_FPE_FLTINV = 0x7
    77  	_FPE_FLTSUB = 0x8
    78  
    79  	_BUS_ADRALN = 0x1
    80  	_BUS_ADRERR = 0x2
    81  	_BUS_OBJERR = 0x3
    82  
    83  	_SEGV_MAPERR = 0x1
    84  	_SEGV_ACCERR = 0x2
    85  
    86  	_ITIMER_REAL    = 0x0
    87  	_ITIMER_VIRTUAL = 0x1
    88  	_ITIMER_PROF    = 0x2
    89  
    90  	_CLOCK_THREAD_CPUTIME_ID = 0x3
    91  
    92  	_SIGEV_THREAD_ID = 0x4
    93  
    94  	_EPOLLIN       = 0x1
    95  	_EPOLLOUT      = 0x4
    96  	_EPOLLERR      = 0x8
    97  	_EPOLLHUP      = 0x10
    98  	_EPOLLRDHUP    = 0x2000
    99  	_EPOLLET       = 0x80000000
   100  	_EPOLL_CLOEXEC = 0x80000
   101  	_EPOLL_CTL_ADD = 0x1
   102  	_EPOLL_CTL_DEL = 0x2
   103  	_EPOLL_CTL_MOD = 0x3
   104  )
   105  
   106  //struct Sigset {
   107  //	uint64	sig[1];
   108  //};
   109  //typedef uint64 Sigset;
   110  
   111  type timespec struct {
   112  	tv_sec  int64
   113  	tv_nsec int64
   114  }
   115  
   116  //go:nosplit
   117  func (ts *timespec) setNsec(ns int64) {
   118  	ts.tv_sec = ns / 1e9
   119  	ts.tv_nsec = ns % 1e9
   120  }
   121  
   122  type timeval struct {
   123  	tv_sec  int64
   124  	tv_usec int64
   125  }
   126  
   127  func (tv *timeval) set_usec(x int32) {
   128  	tv.tv_usec = int64(x)
   129  }
   130  
   131  type sigactiont struct {
   132  	sa_flags   uint32
   133  	sa_handler uintptr
   134  	sa_mask    [2]uint64
   135  	// linux header does not have sa_restorer field,
   136  	// but it is used in setsig(). it is no harm to put it here
   137  	sa_restorer uintptr
   138  }
   139  
   140  type siginfoFields struct {
   141  	si_signo int32
   142  	si_code  int32
   143  	si_errno int32
   144  	__pad0   [1]int32
   145  	// below here is a union; si_addr is the only field we use
   146  	si_addr uint64
   147  }
   148  
   149  type siginfo struct {
   150  	siginfoFields
   151  
   152  	// Pad struct to the max size in the kernel.
   153  	_ [_si_max_size - unsafe.Sizeof(siginfoFields{})]byte
   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 epollevent struct {
   182  	events    uint32
   183  	pad_cgo_0 [4]byte
   184  	data      [8]byte // unaligned uintptr
   185  }
   186  
   187  const (
   188  	_O_RDONLY    = 0x0
   189  	_O_NONBLOCK  = 0x80
   190  	_O_CLOEXEC   = 0x80000
   191  	_SA_RESTORER = 0
   192  )
   193  
   194  type stackt struct {
   195  	ss_sp    *byte
   196  	ss_size  uintptr
   197  	ss_flags int32
   198  }
   199  
   200  type sigcontext struct {
   201  	sc_regs      [32]uint64
   202  	sc_fpregs    [32]uint64
   203  	sc_mdhi      uint64
   204  	sc_hi1       uint64
   205  	sc_hi2       uint64
   206  	sc_hi3       uint64
   207  	sc_mdlo      uint64
   208  	sc_lo1       uint64
   209  	sc_lo2       uint64
   210  	sc_lo3       uint64
   211  	sc_pc        uint64
   212  	sc_fpc_csr   uint32
   213  	sc_used_math uint32
   214  	sc_dsp       uint32
   215  	sc_reserved  uint32
   216  }
   217  
   218  type ucontext struct {
   219  	uc_flags    uint64
   220  	uc_link     *ucontext
   221  	uc_stack    stackt
   222  	uc_mcontext sigcontext
   223  	uc_sigmask  uint64
   224  }
   225  

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