FreeBSD декларирует поддержку следующих карт (http://www.freebsd.org/relnotes/CURRENT/hardware/support.html#SERIAL):
3.4 ATM Interfaces
[i386, pc98] Midway-based ATM interfaces (en(4) driver)
[i386, pc98 sparc64] FORE Systems, Inc. PCA-200E ATM PCI Adapters (hfa and fatm(4) drivers)
[i386, pc98] IDT NICStAR 77201/211-based ATM Adapters (idt(4) driver)
[i386, pc98 sparc64] FORE Systems, Inc. HE155 and HE622 ATM interfaces (hatm(4) driver)
[i386, pc98] IDT77252-based ATM cards (patm(4) driver)