https://manatails.net/blog/2020/08/uefiseven-easily-boot-windows-7-on-uefi-class-3-devices/An EFI loader that emulates int10h interrupts needed for booting Windows 7 under UEFI Class 3 systems.
https://forums.mydigitallife.net/threads/uefiseven-easily-boot-windows-7-on-uefi-class-3-devices.82137/
https://github.com/manatails/uefiseven