thanks, the problem was a old firmware in the card, so i downloaded the last and work nice. thanks for the link!
i tried in both, yeah, i was surprised about osx too, but i installed the last firmware and drivers for the card and worked great in osx and os9.
just for curiosity, this is what i got in the system profiler
TXN,PCI1210-00:
Name: cardbus
Type: cardbus
Bus: PCI
Slot: PC Card
Vendor ID: 0x104c
Device ID: 0xac1e
Revision ID: 0x0000
thanks for all your hel guys