Informatic/README.md

Created April 21, 2026 19:33

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Wyse 3040 USB Gadget hack

Raw

Wyse 3040 USB3 front port can be used for USB Gadget ("device").

This probably applies to other Bay/Cherry Trail-based devices (Z8350).

Prerequisites

EFI shell - shellx64.efi → /EFI/BOOT/BOOTX64.EFI
setup_var.efi

Usage

Boot UEFI Shell
setup_var.efi Setup:0x1a8=1 ("USB OTG Support" = "PCI Mode" extracted from EFI IFR menus)
Boot Linux
Should see 8086:22b7 PCI device.
modprobe dwc3-pci
echo device > /sys/class/usb_role/intel_xhci_usb_sw-role-switch/role
modprobe g_ether

References

https://github.com/longsoft/uefitool
https://github.com/LongSoft/IFRExtractor-RS
https://github.com/platomav/BIOSUtilities - Dell firmware extraction

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