Date: Mon, 21 Mar 2005 23:47:19 +0000 From: Carlos Jorge Santos <cjsantos@myrealbox.com> To: Carlos Silva aka|Danger_Man| <full-disclosure@csilva.org> Cc: freebsd-hardware@freebsd.org Subject: Re: USB 2.0 problem Message-ID: <423F5D07.4030008@myrealbox.com> In-Reply-To: <423F585B.5030309@csilva.org> References: <423F585B.5030309@csilva.org>
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Hi, You're probably using USB 1.1 driver instead of USB 2.0. To enable USB 2.0 you have to recompile your kernel with : device ehci Take a look at : http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/usb-disks.html Best Regards Carlos Santos (Portugal) :-) Carlos Silva aka|Danger_Man| wrote: > Hi dudes, > > I have a little problem with my external disk drive, my data transfer > rate is 1.000MB/s. > I have USB 2.0 so the rate is larger, right? > Somebody has an idea how to enlarge the rate? > > Regards, > > Carlos > > > osiris# dmesg | grep usb && dmesg | grep da0 > usb0: <Intel 82371AB/EB (PIIX4) USB controller> on uhci0 > usb0: USB revision 1.0 > usb1: <VIA 83C572 USB controller> on uhci1 > usb1: USB revision 1.0 > usb2: <VIA 83C572 USB controller> on uhci2 > usb2: USB revision 1.0 > ehci_pci_attach: companion usb1 > ehci_pci_attach: companion usb2 > usb3: EHCI version 0.95 > usb3: companion controllers, 2 ports each: usb1 usb2 > usb3: <EHCI (generic) USB 2.0 controller> on ehci0 > usb3: USB revision 2.0 > GEOM: create disk da0 dp=0xc2d96850 > da0 at umass-sim0 bus 0 target 0 lun 0 > da0: <USB 2.0 Storage Device 0100> Fixed Direct Access SCSI-0 device > da0: 1.000MB/s transfers > da0: 190782MB (390721968 512 byte sectors: 255H 63S/T 24321C) > osiris# > > osiris# usbdevs > addr 1: UHCI root hub, Intel > addr 1: UHCI root hub, VIA > addr 1: UHCI root hub, VIA > addr 2: USB 2.0 Storage Device, Acer Labs > addr 1: EHCI root hub, (0x1106) > osiris# > > osiris# camcontrol devlist > <USB 2.0 Storage Device 0100> at scbus0 target 0 lun 0 (da0,pass0) > osiris#
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