RHEL4 and AIC7899

[Oliver]

>>> >> during the first boot from the install CD of RHEL4AS, die system hangs
>>> >> while trying the module aic7xxx. It's installed an AIC7899 dualchannel
>>> >> onboard in the server (IBM IntelliPro M [6850]). Ther are no IDE
>>> >> harddisk
>>> >> devices in the computer.
>>> >
>>> > It sometimes takes a while for the aic7xxx driver to load up on the
>>> > initial install (it has to do a SCSI bus reset, then a spinup, then a
>>> > probe of the drives).  This has been known to take over three minutes
>>> > in some cases.  Did you wait that long?
>>> 
>>>
>>> I've waited more than 30 minutes... Just tested the Server with other
>>> Linux versions like Knoppix_3.8 and with WindowsXP. Knoppix took 30
>>> seconds for probing...
>>> 
>>> So I don't know, why RHEL4 doesn't recognize the controller correctly.

>> Hmmm.  Have you tried installing in text mode and checking the output
>> on the other three consoles (ALT-F2, ALT-F3, ALT-F4) to see if there's
>> something displayed there that might give a clue?
>> You didn't say if the CD was IDE or not (it may well be).  If that's the
>> case, you might also try installing with DMA disabled for the IDE bus:
>>         boot: linux ide=nodma

> Now I downloaded the RHEL4AS Upd2 CDs and tried to install from them. I've
> started the installation at the boot prompt with    linux ide=nodma text
> There is one CD-ROM drives on each IDE channel.

> Like before, it seems(?) to hang.
> Here are the screens...

> Installation screen shows:
>   loading aic7xxx driver
> Alt-F3 shows:
>   loaded e100 from /modules/
>   loaded aic7xxx from /modules
>   inserted /tmp/mii.ko
>   inserted /tmp/e100.ko
> Alt-F4 shows:
>   (6)e100: eth0: e100_probe: addr ...
>   (6)ACPI: PCI interrupt 0000:03:01.0[A] -> GSI 10 (level low) -> IRQ 10
>   (6)ACPI: PCI interrupt 0000:03:01.1[B] -> GSI 10 (level low) -> IRQ 10
>   (6)scsi0: Adaptec AIC7xxx EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.36
>   (4)       (Adaptec aic7899 Ultra160 SCSI adapter)
>   (4)       aic7899: Ultra160 Wide Channel A, SCSI id=7, 32/253 SCBs
>   (4)

> Hope you can help me and you have an idea :)!?

> Thank you in advance

> Regards

I've  tested  the  installation  with RHEL3 AS right now and this version
works. Which changes are made in RHEL4 during installation :(?

Any trick?

Thanks