Hi: 2009/3/18 Greg KH <greg@xxxxxxxxx>: > On Tue, Mar 17, 2009 at 11:31:27PM +0800, vichy wrote: >> 2009/3/17 Greg KH <greg@xxxxxxxxx>: >> > On Tue, Mar 17, 2009 at 09:48:25PM +0800, vichy wrote: >> >> Hi: >> >> > I hope that the below information might be helpful for you to debug the >> >> > problem. >> >> > >> >> > The Linux EHCI driver enables asynchronous schedule while linking QH & >> >> > disables while unlinking the last QH of async list. >> >> > See start_unlink_async & qh_link_async functions. grep for CMD_ASE bit. >> >> > Which linux version you are using ? >> >> 2.6.16 uclinux version >> sorry, it is my typo. >> it should be 2.6.25. > > That is almost a year old. For a new project, why rely on an old kernel > version that is not supported by anyone? this is the latest uclinux version I can get.:) I have also asked Greg, another Greg who takes charge of uclinux project, is there newer version than 2.6.25 on uclinux, since kgdb supporting in arm architecture only exists after 2.6.26. thanks for your kind help, vichy -- 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
