Am 20.09.2010 16:12, schrieb Alan Stern: > You seem to have demonstrated pretty convincingly that your Geode's > EHCI controller is malfunctioning. Have you tried running the same > software on a computer with a different chipset? As I wrote on my first message: Am 17.09.2010 13:02, schrieb Martin Schiller: > Some facts: > - The problem only occurs when using EHCI with the USB-Ports from the CS5536. > - When I rmmod the ehci-hcd and just use ohci, everything works well. > - When I use EHCI with another USB 2.0 PCI-Controller on the same mainboard, everything works well. > > I can also reproduce this on 3 different mainboards from different manufacturers, which all use this same chipset. > So this must have something to do with the CS5536 EHCI combination. I've also tried the same software on an Intel Atom platform -> No problems. I don't know if there are also problems with other OS's. Haven't found any message about this on the web. > Have you checked with the chipset manufacturer to see if they have > published any silicon errata that could explain this? > > Alan Stern > Found only this type of errata, where I haven't found anything interesting for me: http://support.amd.com/us/Embedded_TechDocs/34472D_CS5536_B1_specupdate.pdf - Martin TDT GmbH - Siemensstrasse 18 - Gewerbegebiet Altheim - 84051 Essenbach - Germany Geschäftsführer: Elisabeth Pickhardt, Michael Pickhardt Registergericht Landshut, HRB 1193 This e-mail (including any attachments) is confidential and may be privileged. If you have received it by mistake, please notify the sender by e-mail and delete this message from your system. Any unauthorised use or dissemination of this e-mail in whole or in part is strictly prohibited. Please note that e-mails are susceptible to change. TDT GmbH shall not be liable for the improper or incomplete transmission of the information contained in this communication nor for any delay in its receipt. TDT GmbH does not guarantee that the integrity of this communication has been maintained nor that this communication is free of viruses, interceptions or interference. -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
