Date: Tue, 15 Nov 2011 14:14:20 +0100 From: Jan Henrik Sylvester <me@janh.de> To: Hans Petter Selasky <hselasky@c2i.net> Cc: Josh Paetzel <josh@ixsystems.com>, "xin@ixsystems.com" <xin@ixsystems.com>, d@delphij.net, freebsd-usb@freebsd.org Subject: Re: USB 3 issues Message-ID: <4EC265AC.5080503@janh.de> In-Reply-To: <201111051315.54807.hselasky@c2i.net> References: <4EB2F85A.3060501@ixsystems.com> <201111041018.32296.hselasky@c2i.net> <4EB3CDA1.7090708@janh.de> <201111051315.54807.hselasky@c2i.net>
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On 11/05/2011 13:15, Hans Petter Selasky wrote: > On Friday 04 November 2011 12:33:53 Jan Henrik Sylvester wrote: >> On 11/04/2011 10:18, Hans Petter Selasky wrote: >>> On Thursday 03 November 2011 22:04:44 Xin LI wrote: >>>> Xin LI >>> >>> Please try the following patch: >>> >>> http://svn.freebsd.org/changeset/base/227075 >>> >>> Then send me the XHCI attach error. >>> >>> Probably something which we can fix. >> >> Ok, I have found a minute to test 9.0-RC1 + 227075: >> >> xhci0:<XHCI (generic) USB 3.0 controller> mem 0xf1f00000-0xf1f0ffff irq >> 19 at device 0.0 on pci5 >> xhci0: 32 byte context size. >> xhci0: Controller reset timeout. >> xhci0: XHCI halt/start/probe failed err=18 >> WARNING: A USB process has been left suspended >> device_attach: xhci0 attach returned 6 >> >> BTW: I think it is this device from "pciconf -l": >> xhci0@pci0:5:0:0: class=0x0c0330 card=0x10001d5c chip=0x10001b73 >> rev=0x01 hdr=0x00 > In sys/dev/usb/controller/xhci.c > > Try to increase the usb_pause_mtx() from hz/1000 to hz/100. > > If that doesn't work try to continue, even if the HC is not clearing the HCRST > bit. Also print "temp" at the end of the loop. > > /* Reset controller */ > XWRITE4(sc, oper, XHCI_USBCMD, XHCI_CMD_HCRST); > > for (i = 0; i != 100; i++) { > usb_pause_mtx(NULL, hz / 1000); > temp = XREAD4(sc, oper, XHCI_USBCMD)& > (XHCI_CMD_HCRST | XHCI_STS_CNR); > if (!temp) > break; > } > > if (temp) { > device_printf(sc->sc_bus.parent, "Controller " > "reset timeout.\n"); > return (USB_ERR_IOERROR); > } I have put hz/100 in all four places of usb_pause_mtx(), replacing hz/1000 three times and hz/250 once. temp is never != 0 in that loop now and the controller attaches: xhci0: <XHCI (generic) USB 3.0 controller> mem 0xf1f00000-0xf1f0ffff irq 19 at d evice 0.0 on pci5 xhci0: 32 byte context size. usbus1 on xhci0 Anyhow, trying to attach an umass device fails: xhci_do_command: Command timeout! xhci_do_command: Command timeout! xhci_do_command: Command timeout! ugen1.2: <FUJITSU> at usbus1 umass0: <FUJITSU MB86C311, class 0/0, rev 3.00/0.01, addr 1> on usbus1 umass0: SCSI over Bulk-Only; quirks = 0x0000 xhci_do_command: Command timeout! xhci_do_command: Command timeout! umass0: Get Max Lun not supported (USB_ERR_TIMEOUT) umass0:5:0:-1: Attached to scbus5 xhci_do_command: Command timeout! And many more "Command timeout!" after that. What should I try next? (This time I will reply more promptly, sorry for the delay.) Cheers, Jan Henrik
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