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Add support for timecounter and generic todr.

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#ifdef'ed for now until all consumers are using it.
This commit is contained in:
peter 2006-09-24 15:36:34 +00:00
parent 3b4778f8b2
commit d466201fb2
1 changed files with 39 additions and 4 deletions
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43
sys/arch/arm/sa11x0/sa11x0_ost.c
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@ -1,4 +1,4 @@
/* $NetBSD: sa11x0_ost.c,v 1.18 2006/06/27 13:58:08 peter Exp $ */
/* $NetBSD: sa11x0_ost.c,v 1.19 2006/09/24 15:36:34 peter Exp $ */
/*
* Copyright (c) 1997 Mark Brinicombe.
@ -38,13 +38,14 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: sa11x0_ost.c,v 1.18 2006/06/27 13:58:08 peter Exp $");
__KERNEL_RCSID(0, "$NetBSD: sa11x0_ost.c,v 1.19 2006/09/24 15:36:34 peter Exp $");
#include <sys/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/time.h>
#include <sys/timetc.h>
#include <sys/device.h>
#include <machine/bus.h>
@ -61,7 +62,11 @@ __KERNEL_RCSID(0, "$NetBSD: sa11x0_ost.c,v 1.18 2006/06/27 13:58:08 peter Exp $"
static int saost_match(struct device *, struct cfdata *, void *);
static void saost_attach(struct device *, struct device *, void *);
int gettick(void);
#ifdef __HAVE_TIMECOUNTER
static void saost_tc_init(void);
#endif /* __HAVE_TIMECOUNTER */
static uint32_t gettick(void);
static int clockintr(void *);
static int statintr(void *);
void rtcinit(void);
@ -245,9 +250,35 @@ cpu_initclocks(void)
/* Zero the counter value */
bus_space_write_4(saost_sc->sc_iot, saost_sc->sc_ioh, SAOST_CR, 0);
#ifdef __HAVE_TIMECOUNTER
saost_tc_init();
#endif /* __HAVE_TIMECOUNTER */
}
int
#ifdef __HAVE_TIMECOUNTER
static u_int
saost_tc_get_timecount(struct timecounter *tc)
{
return (u_int)gettick();
}
static void
saost_tc_init(void)
{
static struct timecounter saost_tc = {
.tc_get_timecount = saost_tc_get_timecount,
.tc_frequency = TIMER_FREQUENCY,
.tc_counter_mask = ~0,
.tc_name = "saost_count",
.tc_quality = 100,
};
tc_init(&saost_tc);
}
#endif /* __HAVE_TIMECOUNTER */
static uint32_t
gettick(void)
{
int counter;
@ -261,6 +292,7 @@ gettick(void)
return counter;
}
#ifndef __HAVE_TIMECOUNTER
void
microtime(struct timeval *tvp)
{
@ -300,6 +332,7 @@ microtime(struct timeval *tvp)
lasttime = *tvp;
splx(s);
}
#endif /* !__HAVE_TIMECOUNTER */
void
delay(u_int usecs)
@ -335,6 +368,7 @@ delay(u_int usecs)
}
}
#ifndef __HAVE_GENERIC_TODR
void
resettodr(void)
{
@ -346,3 +380,4 @@ inittodr(time_t base)
time.tv_sec = base;
time.tv_usec = 0;
}
#endif /* !__HAVE_GENERIC_TODR */