I think this is written by eric, however, it may concern to others, and I'm now a 9front user.
I use Panasonic CF-R7 C2D notebook(maybe around 2009) which has Yukon 88E8055 ether chip. The etheryuk.c has no this entry. Please add the entry of 0x11ab, 0x4363 1514 "88e8055" to vtab[]. This chip works file! Thank you eric! Kenji