I just tried a 2.6.25 vanilla kernel, and I got this output:
ACPI: PCI interrupt for device 0000:00:04.0 disabled
ACPI: PCI Interrupt 0000:00:04.0[A] -> GSI 19 (level, low) -> IRQ 19
PCI: Setting latency timer of device 0000:00:04.0 to 64
0000:00:04.0: Read MAC address from EEPROM
0000:00:04.0: Error EEPROM read 0.
0000:00:04.0: Read MAC address from APC.
0000:00:04.0: Unknown PHY transceiver at address 1.
0000:00:04.0: SiS 191 PCI Gigabit Ethernet adapter at f8e1ec00 (IRQ: 19), 00:1e:8c:a7:1f:8e
eth0: GMII mode.
eth0: Enabling Auto-negotiation.
ADDRCONF(NETDEV_UP): eth0: link is not ready
Seems to be a kernel problem, maybe the card is NOT supported