Date: Mon, 27 Feb 2006 15:50:07 GMT From: Eugene Grosbein <eugen@grosbein.pp.ru> To: freebsd-usb@FreeBSD.org Subject: Re: usb/81524 : panic: usb_cold_explore: busses to explore when !cold Message-ID: <200602271550.k1RFo7U8077630@freefall.freebsd.org>
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The following reply was made to PR usb/81524; it has been noted by GNATS. From: Eugene Grosbein <eugen@grosbein.pp.ru> To: bug-followup@freebsd.org Cc: iedowse@freebsd.org Subject: Re: usb/81524 : panic: usb_cold_explore: busses to explore when !cold Date: Mon, 27 Feb 2006 22:47:54 +0700 >>I've upgraded my system to RELENG_4 today. >>The kernel still panices the same way when compiled >>with INVARIANS and INVARIANT_SUPPORT but without >>these options it detects devices only once. >Could you try the patch below to see if it helps? I forget all the >details of the USB backports that caused this, so I'm probably >missing something obvious. > Index: usb.c > =================================================================== > RCS file: /home/iedowse/CVS/src/sys/dev/usb/usb.c,v > retrieving revision 1.26.2.13 > diff -u -r1.26.2.13 usb.c I've applied your patch to 1.26.2.14 (that's the latest revision in RELENG_4 for now) and it broke my USB. The kernel prints at the boot time: usb_new_device: set address 2 failed - trying a port reset usb_new_device: set address 2 failed - trying a port reset usb_new_device: set address 2 failed - trying a port reset usb_new_device: set address 2 failed uhub_explore: usb_new_device failed, error=SET_ADDR_FAILED uhub0: device problem (SET_ADDR_FAILED), disabling port 1 usb_new_device: set address 2 failed - trying a port reset usb_new_device: set address 2 failed - trying a port reset usb_new_device: set address 2 failed - trying a port reset usb_new_device: set address 2 failed uhub_explore: usb_new_device failed, error=SET_ADDR_FAILED uhub0: device problem (SET_ADDR_FAILED), disabling port 2 >>Also, my APC UPS now is detected as ugen and not as uhid device >>due to recent USB blacklist MFC. >Is that a good or a bad thing? That's good thing, now apcupsd from ports works with BackUPS CS USB using /dev/ugen0. It couldn't use /dev/uhid0 and that's why USB blacklist came to be. Eugene Grosbein
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