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Make sure tsleep() is not called during cold boot.

This commit is contained in:
augustss 1999-12-20 02:12:23 +00:00
parent 5f98f60ad8
commit a1352b2625
1 changed files with 8 additions and 5 deletions
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13
sys/dev/usb/usb.c
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@ -1,4 +1,4 @@
/* $NetBSD: usb.c,v 1.34 1999/11/26 01:41:03 augustss Exp $ */ /* $NetBSD: usb.c,v 1.35 1999/12/20 02:12:23 augustss Exp $ */
/* $FreeBSD: src/sys/dev/usb/usb.c,v 1.20 1999/11/17 22:33:46 n_hibma Exp $ */ /* $FreeBSD: src/sys/dev/usb/usb.c,v 1.20 1999/11/17 22:33:46 n_hibma Exp $ */
/* /*
@ -211,6 +211,10 @@ USB_ATTACH(usb)
} }
printf("\n"); printf("\n");
/* Make sure not to use tsleep() if we are cold booting. */
if (cold)
sc->sc_bus->use_polling++;
err = usbd_new_device(USBDEV(sc->sc_dev), sc->sc_bus, 0, 0, 0, err = usbd_new_device(USBDEV(sc->sc_dev), sc->sc_bus, 0, 0, 0,
&sc->sc_port); &sc->sc_port);
if (!err) { if (!err) {
@ -228,17 +232,16 @@ USB_ATTACH(usb)
* until the USB event thread is running, which means that * until the USB event thread is running, which means that
* the keyboard will not work until after cold boot. * the keyboard will not work until after cold boot.
*/ */
if (cold) { if (cold)
sc->sc_bus->use_polling++;
dev->hub->explore(sc->sc_bus->root_hub); dev->hub->explore(sc->sc_bus->root_hub);
sc->sc_bus->use_polling--;
}
#endif #endif
} else { } else {
printf("%s: root hub problem, error=%d\n", printf("%s: root hub problem, error=%d\n",
USBDEVNAME(sc->sc_dev), err); USBDEVNAME(sc->sc_dev), err);
sc->sc_dying = 1; sc->sc_dying = 1;
} }
if (cold)
sc->sc_bus->use_polling--;
kthread_create(usb_create_event_thread, sc); kthread_create(usb_create_event_thread, sc);