clockctl.c revision 1.1.2.7
1 1.1.2.7 nathanw /* $NetBSD: clockctl.c,v 1.1.2.7 2002/09/17 21:19:18 nathanw Exp $ */ 2 1.1.2.2 nathanw 3 1.1.2.2 nathanw /*- 4 1.1.2.2 nathanw * Copyright (c) 2001 The NetBSD Foundation, Inc. 5 1.1.2.2 nathanw * All rights reserved. 6 1.1.2.2 nathanw * 7 1.1.2.2 nathanw * This code is derived from software contributed to The NetBSD Foundation 8 1.1.2.2 nathanw * by Emmanuel Dreyfus. 9 1.1.2.2 nathanw * 10 1.1.2.2 nathanw * Redistribution and use in source and binary forms, with or without 11 1.1.2.2 nathanw * modification, are permitted provided that the following conditions 12 1.1.2.2 nathanw * are met: 13 1.1.2.2 nathanw * 1. Redistributions of source code must retain the above copyright 14 1.1.2.2 nathanw * notice, this list of conditions and the following disclaimer. 15 1.1.2.2 nathanw * 2. Redistributions in binary form must reproduce the above copyright 16 1.1.2.2 nathanw * notice, this list of conditions and the following disclaimer in the 17 1.1.2.2 nathanw * documentation and/or other materials provided with the distribution. 18 1.1.2.2 nathanw * 3. The name of the author may not be used to endorse or promote products 19 1.1.2.2 nathanw * derived from this software without specific prior written permission. 20 1.1.2.2 nathanw * 21 1.1.2.2 nathanw * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 1.1.2.2 nathanw * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 1.1.2.2 nathanw * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 1.1.2.2 nathanw * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 1.1.2.2 nathanw * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 1.1.2.2 nathanw * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 1.1.2.2 nathanw * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 1.1.2.2 nathanw * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 1.1.2.2 nathanw * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 1.1.2.2 nathanw * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 1.1.2.2 nathanw */ 32 1.1.2.2 nathanw 33 1.1.2.3 nathanw #include <sys/cdefs.h> 34 1.1.2.7 nathanw __KERNEL_RCSID(0, "$NetBSD: clockctl.c,v 1.1.2.7 2002/09/17 21:19:18 nathanw Exp $"); 35 1.1.2.5 nathanw 36 1.1.2.5 nathanw #include "opt_ntp.h" 37 1.1.2.3 nathanw 38 1.1.2.2 nathanw #include <sys/param.h> 39 1.1.2.2 nathanw #include <sys/systm.h> 40 1.1.2.2 nathanw #include <sys/proc.h> 41 1.1.2.2 nathanw #include <sys/errno.h> 42 1.1.2.2 nathanw #include <sys/ioctl.h> 43 1.1.2.2 nathanw #include <sys/device.h> 44 1.1.2.2 nathanw #include <sys/time.h> 45 1.1.2.7 nathanw #include <sys/conf.h> 46 1.1.2.2 nathanw #ifdef NTP 47 1.1.2.2 nathanw #include <sys/timex.h> 48 1.1.2.2 nathanw #endif /* NTP */ 49 1.1.2.2 nathanw 50 1.1.2.2 nathanw #include <sys/clockctl.h> 51 1.1.2.2 nathanw 52 1.1.2.2 nathanw struct clockctl_softc { 53 1.1.2.2 nathanw struct device clockctl_dev; 54 1.1.2.2 nathanw }; 55 1.1.2.2 nathanw 56 1.1.2.7 nathanw dev_type_ioctl(clockctlioctl); 57 1.1.2.7 nathanw 58 1.1.2.7 nathanw const struct cdevsw clockctl_cdevsw = { 59 1.1.2.7 nathanw nullopen, nullclose, noread, nowrite, clockctlioctl, 60 1.1.2.7 nathanw nostop, notty, nopoll, nommap, 61 1.1.2.7 nathanw }; 62 1.1.2.2 nathanw 63 1.1.2.2 nathanw void 64 1.1.2.2 nathanw clockctlattach(parent, self, aux) 65 1.1.2.2 nathanw struct device *self; 66 1.1.2.2 nathanw struct device *parent; 67 1.1.2.2 nathanw void *aux; 68 1.1.2.2 nathanw { 69 1.1.2.2 nathanw /* Nothing to set up before open is called */ 70 1.1.2.2 nathanw return; 71 1.1.2.2 nathanw } 72 1.1.2.2 nathanw 73 1.1.2.2 nathanw int 74 1.1.2.2 nathanw clockctlioctl(dev, cmd, data, flags, p) 75 1.1.2.2 nathanw dev_t dev; 76 1.1.2.2 nathanw u_long cmd; 77 1.1.2.2 nathanw caddr_t data; 78 1.1.2.2 nathanw int flags; 79 1.1.2.2 nathanw struct proc *p; 80 1.1.2.2 nathanw { 81 1.1.2.2 nathanw int error = 0; 82 1.1.2.2 nathanw 83 1.1.2.2 nathanw switch (cmd) { 84 1.1.2.2 nathanw case CLOCKCTL_SETTIMEOFDAY: { 85 1.1.2.4 nathanw struct sys_settimeofday_args *args = 86 1.1.2.4 nathanw (struct sys_settimeofday_args *)data; 87 1.1.2.2 nathanw 88 1.1.2.4 nathanw error = settimeofday1(SCARG(args, tv), 89 1.1.2.4 nathanw SCARG(args, tzp), p); 90 1.1.2.2 nathanw if (error) 91 1.1.2.2 nathanw return (error); 92 1.1.2.2 nathanw break; 93 1.1.2.2 nathanw } 94 1.1.2.2 nathanw case CLOCKCTL_ADJTIME: { 95 1.1.2.4 nathanw struct sys_adjtime_args *args = 96 1.1.2.4 nathanw (struct sys_adjtime_args *)data; 97 1.1.2.2 nathanw 98 1.1.2.4 nathanw error = adjtime1(SCARG(args, delta), 99 1.1.2.4 nathanw SCARG(args, olddelta), p); 100 1.1.2.2 nathanw if (error) 101 1.1.2.2 nathanw return (error); 102 1.1.2.2 nathanw break; 103 1.1.2.2 nathanw } 104 1.1.2.2 nathanw case CLOCKCTL_CLOCK_SETTIME: { 105 1.1.2.4 nathanw struct sys_clock_settime_args *args = 106 1.1.2.4 nathanw (struct sys_clock_settime_args *)data; 107 1.1.2.2 nathanw 108 1.1.2.4 nathanw error = clock_settime1(SCARG(args, clock_id), 109 1.1.2.4 nathanw SCARG(args, tp)); 110 1.1.2.2 nathanw if (error) 111 1.1.2.2 nathanw return (error); 112 1.1.2.2 nathanw break; 113 1.1.2.2 nathanw } 114 1.1.2.2 nathanw #ifdef NTP 115 1.1.2.2 nathanw case CLOCKCTL_NTP_ADJTIME: { 116 1.1.2.2 nathanw struct clockctl_ntp_adjtime_args *args = 117 1.1.2.4 nathanw (struct clockctl_ntp_adjtime_args *)data; 118 1.1.2.6 nathanw struct timex ntv; 119 1.1.2.2 nathanw 120 1.1.2.6 nathanw error = copyin((caddr_t)SCARG(args,uas.tp), 121 1.1.2.6 nathanw (caddr_t)&ntv, sizeof(ntv)); 122 1.1.2.6 nathanw if (error) 123 1.1.2.6 nathanw return (error); 124 1.1.2.6 nathanw 125 1.1.2.6 nathanw error = ntp_adjtime1(&ntv, args, &args->retval); 126 1.1.2.6 nathanw return (error); 127 1.1.2.6 nathanw break; 128 1.1.2.2 nathanw } 129 1.1.2.2 nathanw #endif /* NTP */ 130 1.1.2.2 nathanw default: 131 1.1.2.2 nathanw error = EINVAL; 132 1.1.2.2 nathanw } 133 1.1.2.2 nathanw 134 1.1.2.2 nathanw return (error); 135 1.1.2.2 nathanw } 136 1.1.2.2 nathanw 137 1.1.2.2 nathanw 138
Indexes created Thu Oct 02 14:10:14 GMT 2025