Ryan CHEN <[EMAIL PROTECTED]> writes: > I am porting U-Boot to a MIPS64 platform, that uses USB host controller NEC > uPD720101 on PCI bus.
What CPU? What version of U-Boot are you using? > I didn't modify anything related with USB driver, I just enabled OHCI > in the configuration. Please be more specific, *exactly* which USB options did you enable in your config? > When CPU cache is disabled, USB is perfect working. > When CPU cache is enabled, every driver works well but not USB. Again, what is "not working well"? > Could you suggest me how to solve the problem? > Is there any specific part of USB driver that requires cache handling? None that I'm aware of, but I could imagine that enabling caches might cause some kind of problems. Best regards Markus Klotzbuecher -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: +49-8142-66989-0 Fax: +49-8142-66989-80 Email: [EMAIL PROTECTED] ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ U-Boot-Users mailing list U-Boot-Users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/u-boot-users