diff options
Diffstat (limited to 'freebsd/sys/dev/usb/usb_hub.c')
| -rw-r--r-- | freebsd/sys/dev/usb/usb_hub.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/freebsd/sys/dev/usb/usb_hub.c b/freebsd/sys/dev/usb/usb_hub.c index d27728e9..b7d5b597 100644 --- a/freebsd/sys/dev/usb/usb_hub.c +++ b/freebsd/sys/dev/usb/usb_hub.c @@ -2264,6 +2264,11 @@ usb_needs_explore(struct usb_bus *bus, uint8_t do_probe) DPRINTF("\n"); + if (cold != 0) { + DPRINTF("Cold\n"); + return; + } + if (bus == NULL) { DPRINTF("No bus pointer!\n"); return; @@ -2329,6 +2334,26 @@ usb_needs_explore_all(void) } /*------------------------------------------------------------------------* + * usb_needs_explore_init + * + * This function will ensure that the USB controllers are not enumerated + * until the "cold" variable is cleared. + *------------------------------------------------------------------------*/ +static void +usb_needs_explore_init(void *arg) +{ + /* + * The cold variable should be cleared prior to this function + * being called: + */ + if (cold == 0) + usb_needs_explore_all(); + else + DPRINTFN(-1, "Cold variable is still set!\n"); +} +SYSINIT(usb_needs_explore_init, SI_SUB_KICK_SCHEDULER, SI_ORDER_SECOND, usb_needs_explore_init, NULL); + +/*------------------------------------------------------------------------* * usb_bus_power_update * * This function will ensure that all USB devices on the given bus are |