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Switch cobalt to MI todr.

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This commit is contained in:
tsutsui 2006-09-04 20:30:40 +00:00
parent 1719403bf2
commit 087695a56b
2 changed files with 4 additions and 87 deletions
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88
sys/arch/cobalt/cobalt/clock.c
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@ -1,4 +1,4 @@
/* $NetBSD: clock.c,v 1.13 2006/07/18 12:51:01 tsutsui Exp $ */
/* $NetBSD: clock.c,v 1.14 2006/09/04 20:30:40 tsutsui Exp $ */
/*
* Copyright (c) 2000 Soren S. Jorvang. All rights reserved.
@ -26,7 +26,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: clock.c,v 1.13 2006/07/18 12:51:01 tsutsui Exp $");
__KERNEL_RCSID(0, "$NetBSD: clock.c,v 1.14 2006/09/04 20:30:40 tsutsui Exp $");
#include <sys/param.h>
#include <sys/proc.h>
@ -34,14 +34,10 @@ __KERNEL_RCSID(0, "$NetBSD: clock.c,v 1.13 2006/07/18 12:51:01 tsutsui Exp $");
#include <sys/kernel.h>
#include <sys/device.h>
#include <dev/clock_subr.h>
#include <mips/locore.h>
#include <cobalt/cobalt/clockvar.h>
static todr_chip_handle_t todr_handle;
void (*timer_start)(void *);
long (*timer_read)(void *);
void *timer_cookie;
@ -62,19 +58,6 @@ static uint32_t statprev;/* last value of we set statclock to */
static u_int statcountperusec; /* number of ticks per usec at current stathz */
#endif
/*
* Common parts of todclock autoconfiguration.
*/
void
todr_attach(todr_chip_handle_t handle)
{
if (todr_handle)
panic("todr_attach: too many todclocks configured");
todr_handle = handle;
}
void
cpu_initclocks(void)
{
@ -100,73 +83,6 @@ cpu_initclocks(void)
#endif
}
/*
* Set up the system's time, given a `reasonable' time value.
*/
void
inittodr(time_t base)
{
int badbase, waszero;
if (todr_handle == NULL)
panic("inittodr: no todclock configured");
badbase = 0;
waszero = (base == 0);
if (base < 5 * SECYR) {
/*
* If base is 0, assume filesystem time is just unknown
* in stead of preposterous. Don't bark.
*/
if (base != 0)
printf("WARNING: preposterous time in file system\n");
/* not going to use it anyway, if the chip is readable */
/* 2006/4/1 12:00:00 */
base = 36 * SECYR + 91 * SECDAY + SECDAY / 2;
badbase = 1;
}
if (todr_gettime(todr_handle, &time) != 0 ||
time.tv_sec == 0) {
printf("WARNING: bad date in battery clock");
/*
* Believe the time in the file system for lack of
* anything better, resetting the clock.
*/
time.tv_sec = base;
if (!badbase)
resettodr();
} else {
int deltat = time.tv_sec - base;
if (deltat < 0)
deltat = -deltat;
if (waszero || deltat < 2 * SECDAY)
return;
printf("WARNING: clock %s %d days",
time.tv_sec < base ? "lost" : "gained", deltat / SECDAY);
}
printf(" -- CHECK AND RESET THE DATE!\n");
}
/*
* Reset the clock based on the current time.
* Used when the current clock is preposterous, when the time is changed,
* and when rebooting. Do nothing if the time is not yet known, e.g.,
* when crashing during autoconfig.
*/
void
resettodr(void)
{
if (time.tv_sec == 0)
return;
if (todr_settime(todr_handle, &time) != 0)
printf("resettodr: cannot set time in time-of-day clock\n");
}
void
setstatclockrate(int newhz)
{

3
sys/arch/cobalt/include/types.h
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@ -1,6 +1,7 @@
/* $NetBSD: types.h,v 1.5 2005/12/11 12:17:06 christos Exp $ */
/* $NetBSD: types.h,v 1.6 2006/09/04 20:30:40 tsutsui Exp $ */
#include <mips/types.h>
#define __HAVE_DEVICE_REGISTER
#define __HAVE_GENERIC_SOFT_INTERRUPTS
#define __HAVE_GENERIC_TODR