diff options
Diffstat (limited to 'sys/dev/raidframe/rf_etimer.h')
| -rw-r--r-- | sys/dev/raidframe/rf_etimer.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/sys/dev/raidframe/rf_etimer.h b/sys/dev/raidframe/rf_etimer.h new file mode 100644 index 0000000..e66e01b --- /dev/null +++ b/sys/dev/raidframe/rf_etimer.h @@ -0,0 +1,95 @@ +/* $FreeBSD$ */ +/* $NetBSD: rf_etimer.h,v 1.4 1999/08/13 03:26:55 oster Exp $ */ +/* + * Copyright (c) 1995 Carnegie-Mellon University. + * All rights reserved. + * + * Author: Mark Holland + * + * Permission to use, copy, modify and distribute this software and + * its documentation is hereby granted, provided that both the copyright + * notice and this permission notice appear in all copies of the + * software, derivative works or modified versions, and any portions + * thereof, and that both notices appear in supporting documentation. + * + * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" + * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND + * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. + * + * Carnegie Mellon requests users of this software to return to + * + * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU + * School of Computer Science + * Carnegie Mellon University + * Pittsburgh PA 15213-3890 + * + * any improvements or extensions that they make and grant Carnegie the + * rights to redistribute these changes. + */ + +#ifndef _RF__RF_TIMER_H_ +#define _RF__RF_TIMER_H_ + +#include <dev/raidframe/rf_options.h> +#include <dev/raidframe/rf_utils.h> + +#include <sys/time.h> + +struct RF_Etimer_s { + struct timeval st; + struct timeval et; + struct timeval diff; +}; + +#if defined(_KERNEL) +#include <sys/kernel.h> + +#if defined(__NetBSD__) +#define RF_ETIMER_START(_t_) \ + { \ + int s; \ + bzero(&(_t_), sizeof (_t_)); \ + s = splclock(); \ + (_t_).st = mono_time; \ + splx(s); \ + } +#elif defined(__FreeBSD__) +#define RF_ETIMER_START(_t_) \ + { \ + int s; \ + bzero(&(_t_), sizeof (_t_)); \ + s = splclock(); \ + getmicrouptime(&(_t_).st); \ + splx(s); \ + } +#endif + +#if defined(__NetBSD__) +#define RF_ETIMER_STOP(_t_) \ + { \ + int s; \ + s = splclock(); \ + (_t_).et = mono_time; \ + splx(s); \ + } +#elif defined(__FreeBSD__) +#define RF_ETIMER_STOP(_t_) \ + { \ + int s; \ + s = splclock(); \ + getmicrouptime(&(_t_).et); \ + splx(s); \ + } +#endif + +#define RF_ETIMER_EVAL(_t_) \ + { \ + RF_TIMEVAL_DIFF(&(_t_).st, &(_t_).et, &(_t_).diff) \ + } + +#define RF_ETIMER_VAL_US(_t_) (RF_TIMEVAL_TO_US((_t_).diff)) +#define RF_ETIMER_VAL_MS(_t_) (RF_TIMEVAL_TO_US((_t_).diff)/1000) + +#endif /* _KERNEL */ + +#endif /* !_RF__RF_TIMER_H_ */ |
