int
wdactivate(struct device *self, int act)
{
struct wd_softc *wd = (void *)self;
int rv = 0;
switch (act) {
case DVACT_SUSPEND:
break;
case DVACT_POWERDOWN:
wd_flushcache(wd, AT_POLL);
if (boothowto & RB_POWERDOWN)
wd_standby(wd, AT_POLL);
break;
case DVACT_RESUME:
/*
* Do two resets separated by a small delay. The
* first wakes the controller, the second resets
* the channel.
*/
wdc_disable_intr(wd->drvp->chnl_softc);
wdc_reset_channel(wd->drvp, 1);
delay(10000);
wdc_reset_channel(wd->drvp, 0);
wdc_enable_intr(wd->drvp->chnl_softc);
wd_get_params(wd, at_poll, &wd->sc_params);
break;
}
return (rv);
}
int
wdclose(dev_t dev, int flag, int fmt, struct proc *p)
{
struct wd_softc *wd;
int part = DISKPART(dev);
wd = wdlookup(DISKUNIT(dev));
if (wd == NULL)
return ENXIO;
WDCDEBUG_PRINT(("wdclose\n"), DEBUG_FUNCS);
disk_lock_nointr(&wd->sc_dk);
disk_closepart(&wd->sc_dk, part, fmt);
if (wd->sc_dk.dk_openmask == 0) {
wd_flushcache(wd, 0);
/* XXXX Must wait for I/O to complete! */
}
disk_unlock(&wd->sc_dk);
device_unref(&wd->sc_dev);
return (0);
}
int
edmcaclose(dev_t dev, int flag, int fmt, struct lwp *l)
{
struct ed_softc *wd = device_lookup_private(&ed_cd, DISKUNIT(dev));
int part = DISKPART(dev);
ATADEBUG_PRINT(("edmcaclose\n"), DEBUG_FUNCS);
mutex_enter(&wd->sc_dk.dk_openlock);
switch (fmt) {
case S_IFCHR:
wd->sc_dk.dk_copenmask &= ~(1 << part);
break;
case S_IFBLK:
wd->sc_dk.dk_bopenmask &= ~(1 << part);
break;
}
wd->sc_dk.dk_openmask =
wd->sc_dk.dk_copenmask | wd->sc_dk.dk_bopenmask;
if (wd->sc_dk.dk_openmask == 0) {
#if 0
wd_flushcache(wd, AT_WAIT);
#endif
/* XXXX Must wait for I/O to complete! */
if (! (wd->sc_flags & WDF_KLABEL))
wd->sc_flags &= ~WDF_LOADED;
}
mutex_exit(&wd->sc_dk.dk_openlock);
return 0;
}
