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Add support for adjkerntz (largely untested).
This commit is contained in:
Doug Rabson
parent
0f222cb034
commit
ac43c74df8
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=39995
@ -1,4 +1,4 @@
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/* $Id: clock.c,v 1.2 1998/06/14 13:44:38 dfr Exp $ */
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/* $Id: clock.c,v 1.3 1998/07/22 08:16:34 dfr Exp $ */
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/* $NetBSD: clock.c,v 1.20 1998/01/31 10:32:47 ross Exp $ */
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/*
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@ -67,6 +67,8 @@ device_t clockdev;
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int clockinitted;
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int tickfix;
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int tickfixinterval;
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int adjkerntz; /* local offset from GMT in seconds */
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int disable_rtc_set; /* disable resettodr() if != 0 */
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int wall_cmos_clock; /* wall CMOS clock assumed if != 0 */
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static int beeping = 0;
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@ -280,6 +282,8 @@ inittodr(base)
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s = splclock();
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ts.tv_sec =
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days * SECDAY + ct.hour * SECHOUR + ct.min * SECMIN + ct.sec;
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if (wall_cmos_clock)
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ts.tv_sec += adjkerntz;
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ts.tv_nsec = 0;
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set_timecounter(&ts);
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splx(s);
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@ -315,6 +319,9 @@ resettodr()
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struct clocktime ct;
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unsigned long tm;
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if (disable_rtc_set)
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return;
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s = splclock();
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tm = time_second;
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splx(s);
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@ -322,6 +329,9 @@ resettodr()
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if (!clockinitted)
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return;
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/* Calculate local time to put in RTC */
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tm -= (wall_cmos_clock ? adjkerntz : 0);
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/* compute the day of week. */
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t2 = tm / SECDAY;
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ct.dow = (t2 + 4) % 7; /* 1/1/1970 was thursday */
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@ -23,7 +23,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: machdep.c,v 1.13 1998/09/14 22:43:19 jdp Exp $
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* $Id: machdep.c,v 1.14 1998/09/17 09:35:31 dfr Exp $
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*/
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/*-
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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@ -154,7 +154,6 @@ struct pcb* curpcb;
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u_int64_t cycles_per_usec;
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u_int32_t cycles_per_sec;
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int whichqs, whichrtqs, whichidqs;
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int adjkerntz;
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int cold = 1;
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struct platform platform;
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alpha_chipset_t chipset;
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@ -1828,3 +1827,23 @@ bad:
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return(-1);
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}
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static int
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sysctl_machdep_adjkerntz SYSCTL_HANDLER_ARGS
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{
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int error;
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error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2,
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req);
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if (!error && req->newptr)
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resettodr();
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return (error);
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}
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SYSCTL_PROC(_machdep, CPU_ADJKERNTZ, adjkerntz, CTLTYPE_INT|CTLFLAG_RW,
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&adjkerntz, 0, sysctl_machdep_adjkerntz, "I", "");
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SYSCTL_INT(_machdep, CPU_DISRTCSET, disable_rtc_set,
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CTLFLAG_RW, &disable_rtc_set, 0, "");
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SYSCTL_INT(_machdep, CPU_WALLCLOCK, wall_cmos_clock,
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CTLFLAG_RW, &wall_cmos_clock, 0, "");
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@ -3,7 +3,7 @@
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* Garrett Wollman, September 1994.
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* This file is in the public domain.
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*
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* $Id: clock.h,v 1.1 1998/06/10 10:54:35 dfr Exp $
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* $Id: clock.h,v 1.2 1998/07/22 08:26:23 dfr Exp $
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*/
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#ifndef _MACHINE_CLOCK_H_
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@ -11,6 +11,7 @@
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#ifdef KERNEL
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extern int disable_rtc_set;
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extern int wall_cmos_clock;
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extern int adjkerntz;
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@ -1,4 +1,4 @@
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/* $Id: cpu.h,v 1.2 1998/06/10 10:54:45 dfr Exp $ */
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/* $Id: cpu.h,v 1.3 1998/07/12 16:32:06 dfr Exp $ */
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/* From: NetBSD: cpu.h,v 1.18 1997/09/23 23:17:49 mjacob Exp */
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/*
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@ -107,7 +107,10 @@ u_int32_t want_resched; /* resched() was called */
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#define CPU_UNALIGNED_FIX 4 /* int: fix unaligned accesses */
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#define CPU_UNALIGNED_SIGBUS 5 /* int: SIGBUS unaligned accesses */
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#define CPU_BOOTED_KERNEL 6 /* string: booted kernel name */
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#define CPU_MAXID 7 /* 6 valid machdep IDs */
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#define CPU_ADJKERNTZ 7 /* int: timezone offset (seconds) */
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#define CPU_DISRTCSET 8 /* int: disable resettodr() call */
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#define CPU_WALLCLOCK 9 /* int: indicates wall CMOS clock */
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#define CPU_MAXID 9 /* 9 valid machdep IDs */
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#define CTL_MACHDEP_NAMES { \
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{ 0, 0 }, \
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@ -117,6 +120,9 @@ u_int32_t want_resched; /* resched() was called */
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{ "unaligned_fix", CTLTYPE_INT }, \
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{ "unaligned_sigbus", CTLTYPE_INT }, \
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{ "booted_kernel", CTLTYPE_STRING }, \
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{ "adjkerntz", CTLTYPE_INT }, \
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{ "disable_rtc_set", CTLTYPE_INT }, \
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{ "wall_cmos_clock", CTLTYPE_INT }, \
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}
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#ifdef KERNEL
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@ -3,7 +3,7 @@
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* Garrett Wollman, September 1994.
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* This file is in the public domain.
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*
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* $Id: clock.h,v 1.1 1998/06/10 10:54:35 dfr Exp $
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* $Id: clock.h,v 1.2 1998/07/22 08:26:23 dfr Exp $
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*/
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#ifndef _MACHINE_CLOCK_H_
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@ -11,6 +11,7 @@
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#ifdef KERNEL
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extern int disable_rtc_set;
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extern int wall_cmos_clock;
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extern int adjkerntz;
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