8086100e.mrom vs. efi-e1000.rom

[Liu Jaloo]

Does efi-e1000.rom come from 8086100e.mrom?
If yes, how to convert it? Thanks

*8086100e.mrom*: ipxe/src/bin/8086100e.mrom
>
*efi-e1000.rom*: qemu/pc-bios/efi-e1000.rom