| clock.c (61126) | clock.c (61994) |
|---|---|
| 1/*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * William Jolitz and Don Ahn. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 20 unchanged lines hidden (view full) --- 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * from: @(#)clock.c 7.2 (Berkeley) 5/12/91 | 1/*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * William Jolitz and Don Ahn. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 20 unchanged lines hidden (view full) --- 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * from: @(#)clock.c 7.2 (Berkeley) 5/12/91 |
| 37 * $FreeBSD: head/sys/i386/isa/clock.c 61126 2000-05-31 13:32:28Z bde $ | 37 * $FreeBSD: head/sys/i386/isa/clock.c 61994 2000-06-23 07:44:33Z msmith $ |
| 38 */ 39 40/* 41 * Routines to handle clock hardware. 42 */ 43 44/* 45 * inittodr, settodr and support routines written 46 * by Christoph Robitschko <chmr@edvz.tu-graz.ac.at> 47 * 48 * reintroduced and updated by Chris Stenton <chris@gnome.co.uk> 8/10/94 49 */ 50 51#include "opt_clock.h" 52#include "apm.h" 53 54#include <sys/param.h> 55#include <sys/systm.h> | 38 */ 39 40/* 41 * Routines to handle clock hardware. 42 */ 43 44/* 45 * inittodr, settodr and support routines written 46 * by Christoph Robitschko <chmr@edvz.tu-graz.ac.at> 47 * 48 * reintroduced and updated by Chris Stenton <chris@gnome.co.uk> 8/10/94 49 */ 50 51#include "opt_clock.h" 52#include "apm.h" 53 54#include <sys/param.h> 55#include <sys/systm.h> |
| 56#include <sys/bus.h> |
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| 56#include <sys/time.h> 57#include <sys/timetc.h> 58#include <sys/kernel.h> 59#ifndef SMP 60#include <sys/lock.h> 61#endif 62#include <sys/sysctl.h> 63#include <sys/cons.h> --- 13 unchanged lines hidden (view full) --- 77#if defined(SMP) || defined(APIC_IO) 78#include <machine/smp.h> 79#endif /* SMP || APIC_IO */ 80#include <machine/specialreg.h> 81 82#include <i386/isa/icu.h> 83#include <i386/isa/isa.h> 84#include <isa/rtc.h> | 57#include <sys/time.h> 58#include <sys/timetc.h> 59#include <sys/kernel.h> 60#ifndef SMP 61#include <sys/lock.h> 62#endif 63#include <sys/sysctl.h> 64#include <sys/cons.h> --- 13 unchanged lines hidden (view full) --- 78#if defined(SMP) || defined(APIC_IO) 79#include <machine/smp.h> 80#endif /* SMP || APIC_IO */ 81#include <machine/specialreg.h> 82 83#include <i386/isa/icu.h> 84#include <i386/isa/isa.h> 85#include <isa/rtc.h> |
| 86#include <isa/isavar.h> |
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| 85#include <i386/isa/timerreg.h> 86 87#include <i386/isa/intr_machdep.h> 88 89#include "mca.h" 90#if NMCA > 0 91#include <i386/isa/mca_machdep.h> 92#endif --- 1131 unchanged lines hidden (view full) --- 1224 return (count); 1225} 1226 1227static unsigned 1228tsc_get_timecount(struct timecounter *tc) 1229{ 1230 return (rdtsc()); 1231} | 87#include <i386/isa/timerreg.h> 88 89#include <i386/isa/intr_machdep.h> 90 91#include "mca.h" 92#if NMCA > 0 93#include <i386/isa/mca_machdep.h> 94#endif --- 1131 unchanged lines hidden (view full) --- 1226 return (count); 1227} 1228 1229static unsigned 1230tsc_get_timecount(struct timecounter *tc) 1231{ 1232 return (rdtsc()); 1233} |
| 1234 1235/* 1236 * Attach to the ISA PnP descriptors for the timer and realtime clock. 1237 */ 1238static struct isa_pnp_id attimer_ids[] = { 1239 { 0x0001d041 /* PNP0100 */, "AT timer" }, 1240 { 0x000bd041 /* PNP0B00 */, "AT realtime clock" }, 1241 { 0 } 1242}; 1243 1244static int 1245attimer_probe(device_t dev) 1246{ 1247 int result; 1248 1249 if ((result = ISA_PNP_PROBE(device_get_parent(dev), dev, attimer_ids)) <= 0) 1250 device_quiet(dev); 1251 return(result); 1252} 1253 1254static int 1255attimer_attach(device_t dev) 1256{ 1257 return(0); 1258} 1259 1260static device_method_t attimer_methods[] = { 1261 /* Device interface */ 1262 DEVMETHOD(device_probe, attimer_probe), 1263 DEVMETHOD(device_attach, attimer_attach), 1264 DEVMETHOD(device_detach, bus_generic_detach), 1265 DEVMETHOD(device_shutdown, bus_generic_shutdown), 1266 DEVMETHOD(device_suspend, bus_generic_suspend), /* XXX stop statclock? */ 1267 DEVMETHOD(device_resume, bus_generic_resume), /* XXX restart statclock? */ 1268 { 0, 0 } 1269}; 1270 1271static driver_t attimer_driver = { 1272 "attimer", 1273 attimer_methods, 1274 1, /* no softc */ 1275}; 1276 1277static devclass_t attimer_devclass; 1278 1279DRIVER_MODULE(attimer, isa, attimer_driver, attimer_devclass, 0, 0); |
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