Re: FT2232 USB to serial on 64b
Oliver Neukum <[email protected]>
| Newsgroups | gmane.linux.usb.devel |
|---|---|
| Message-ID | <[email protected]> |
Am Donnerstag 16 August 2007 schrieb Jon Smirl: > On 8/16/07, Pete Zaitcev <[email protected]> wrote: > > On Wed, 15 Aug 2007 20:54:59 -0400, "Jon Smirl" <[email protected]> wrote: > > > > > Any obvious ideas on why I can't transmit with the ftdi_sio driver on > > > 64b Intel? I can receive without problem. Same device/driver works > > > fine on 32b. > > > > I can only think of an improper sizeof. This assumes that you tried to > > boot a 32-bit kernel on the SAME UNIT. Otherwise, minute differences > > in motherboard/BIOS/RAM/whatever make account for the result. > > You are right, I was running 32b on a similar but not exactly the same > machine. This exact machine fails the same way for 32b. You might have broken hardware or have triggered an odd bug. To decide load the ftdi_sio module with "debug=1" and recompile your kernel and modules with CONFIG_USB_DEBUG. A trace with usbmon would also be helpful. Regards Oliver ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> http://get.splunk.com/ _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel