PCI woes on an old Intel AltServer

Trying to get linux (redhat 9) to recognize the AIC-7870 scsi controller on an old Intel AltServer but it doesn't load the module. The PCI info seems screwed up. Any suggestions? aic7xxx=versbose doesn't seem to generate any output.

[root@install proc]# cat pci
PCI devices found:
Bus 0, device 0, function 0:

    Class ffff: Intel Corp. 82434LX [Mercury/Neptune] (rev 255).
      Master Capable.  Latency=255.  Min Gnt=255.Max Lat=255.
  Bus  0, device   2, function  0:
    Class ffff: Intel Corp. 82375EB (rev 255).
      Master Capable.  Latency=255.  Min Gnt=255.Max Lat=255.
  Bus  0, device   9, function  0:
    Class ffff: Cirrus Logic GD 5430/40 [Alpine] (rev 255).
      IRQ 11.
      Master Capable.  Latency=255.  Min Gnt=255.Max Lat=255.
      Prefetchable 32 bit memory at 0xfd000000 [0xfdffffff].
  Bus  0, device  10, function  0:
    Class ffff: Intel Corp. 82557/8/9 [Ethernet Pro 100] (rev 255).
      IRQ 9.
      Master Capable.  Latency=255.  Min Gnt=255.Max Lat=255.
      Non-prefetchable 32 bit memory at 0xffe7e000 [0xffe7efff].
      I/O at 0xff00 [0xff3f].
      Non-prefetchable 32 bit memory at 0xffc00000 [0xffcfffff].
  Bus  0, device  11, function  0:
    Class ffff: Adaptec AHA-294x / AIC-7870 (rev 255).
      IRQ 10.
      Master Capable.  Latency=255.  Min Gnt=255.Max Lat=255.
      I/O at 0xfc00 [0xfcff].
      Non-prefetchable 32 bit memory at 0xffe7f000 [0xffe7ffff].

[root@install proc]# lspci -vv
00:00.0 Class ffff: Intel Corp. 82434LX [Mercury/Neptune] (rev ff) (prog-if ff)
!!! Unknown header type 7f

00:02.0 Class ffff: Intel Corp. 82375EB (rev ff) (prog-if ff)
!!! Unknown header type 7f

00:09.0 Class ffff: Cirrus Logic GD 5430/40 [Alpine] (rev ff) (prog-if ff)
!!! Unknown header type 7f

00:0a.0 Class ffff: Intel Corp. 82557/8/9 [Ethernet Pro 100] (rev ff) (prog-if ff)
!!! Unknown header type 7f

00:0b.0 Class ffff: Adaptec AHA-294x / AIC-7870 (rev ff) (prog-if ff)
!!! Unknown header type 7f