Problem with hardware OX16PCI954 8-ports serial

[Harchenko Andrew]

I have FreeBSD 4.9 and try to install multiport card  OX16PCI954 8-ports 
serial. And I have some problem 4 ports
works normaly. But other don't work.

dmesg
....
puc0: <Oxford Semiconductor OX16PCI954 UARTs> port 
0xa800-0xa81f,0xb000-0xb01f mem 
0xf2000000-0xf2000fff,0xf2800000-0xf2800fff irq 9 at device 10.0 on pci2
sio4: type 16550A
sio5: type 16550A
sio6: type 16550A
sio7: type 16550A
chip0: <PCI to Other bridge (vendor=1415 device=9511)> port 
0xa000-0xa01f,0xa400-0xa41f mem 
0xf1000000-0xf1000fff,0xf1800000-0xf1800fff irq 9 at device 10.1 on pci2
....


I compiled kernel with follow options

options         COM_MULTIPORT
device          puc
options         PUC_FASTINTR


What's wrong?