Eric, > Both my ethernet Controller and the cardbus are using the same interrupt > and I'm told this is suboptimal as it is sharing it with USB. PCMCIA is > working but USB is not(2.2.19 kernel). [...] > Linux PCMCIA Card Services 3.1.22 I do not use USB but debian-proposed-updates also has pcmcia-modules version 2.1.25, which is the one I tried. Maybe the newer PCMCIA modules got smarter about sharing the IRQs? Good luck, Petr