bsd/dev/arm/sysctl.c

   1 /*
   2  * Copyright (c) 2003-2007 Apple Inc. All rights reserved.
   3  */
   4 #include <sys/param.h>
   5 #include <sys/kernel.h>
   6 #include <sys/sysctl.h>
   7
   8 #include <machine/machine_routines.h>
   9
  10 extern int      trap_on_alignment_fault;
  11 extern uint64_t wake_abstime;
  12
  13 static
  14 SYSCTL_INT(_machdep, OID_AUTO, alignmenttrap,
  15            CTLFLAG_RW, &trap_on_alignment_fault, 0,
  16            "trap on alignment faults (number of alignment faults per trap)");
  17
  18 static
  19 SYSCTL_QUAD(_machdep, OID_AUTO, wake_abstime,
  20             CTLFLAG_RD | CTLFLAG_KERN, &wake_abstime,
  21             "Absolute Time at the last wakeup");
  22
  23 static int
  24 sysctl_time_since_reset SYSCTL_HANDLER_ARGS
  25 {
  26 #pragma unused(arg1, arg2, oidp)
  27         int error = 0;
  28         uint64_t return_value = 0;
  29
  30         return_value = ml_get_time_since_reset();
  31
  32         SYSCTL_OUT(req, &return_value, sizeof(return_value));
  33
  34         return error;
  35 }
  36
  37 SYSCTL_PROC(_machdep, OID_AUTO, time_since_reset,
  38             CTLFLAG_RD | CTLTYPE_QUAD | CTLFLAG_LOCKED,
  39             0, 0, sysctl_time_since_reset, "I",
  40             "Continuous time since last SOC boot/wake started");
  41
  42 static int
  43 sysctl_wake_conttime SYSCTL_HANDLER_ARGS
  44 {
  45 #pragma unused(arg1, arg2, oidp)
  46         int error = 0;
  47         uint64_t return_value = 0;
  48
  49         return_value = ml_get_conttime_wake_time();
  50
  51         SYSCTL_OUT(req, &return_value, sizeof(return_value));
  52
  53         return error;
  54 }
  55
  56 SYSCTL_PROC(_machdep, OID_AUTO, wake_conttime,
  57             CTLFLAG_RD | CTLTYPE_QUAD | CTLFLAG_LOCKED,
  58             0, 0, sysctl_wake_conttime, "I",
  59             "Continuous Time at the last wakeup");
  60