Re: [edk2] Help debugging PEIM on Minnowboard Max

-Original Message- From: Tian, Feng [mailto:feng.t...@intel.com] Sent: Sunday, August 16, 2015 10:20 PM To: Eric Wittmayer; edk2-devel@lists.01.org Cc: Tian, Feng Subject: RE: [edk2] Help debugging PEIM on Minnowboard Max Do you look into the UsbController.h in MdeModulePkg/Include

[edk2] Help debugging PEIM on Minnowboard Max

I'm writing a PEIM for a USB3 device but having trouble even getting the UsbBusPie and XhciPei modules to load during boot. I thought getting the existing Usb Peims to load would be a good first step. I looked at the DEPEX for both of the above modules and tried removing

Re: [edk2] write to usb device error--help

Chanson, Until very recently, the USB stack didn't support interrupt out. If you are using the sources from the UDK or are running a driver against almost any EFI build already in a system you will get an error. Interestingly, the sources I check all return EFI_INVALID_PARAMETER so you may