RHEL4 and AIC7899

[Rick Stevens]

On Sat, 2005-11-12 at 19:28 +0100, Oliver wrote:
> >>> >> 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 :(?

AS4 is based on the 2.6 kernel, AS3 uses the 2.4 kernel.  BIG
difference between the two kernels!

> 
> Any trick?
> 
> Thanks
> 
> 
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- Rick Stevens, Senior Systems Engineer     rstevens at vitalstream.com -
- VitalStream, Inc.                       http://www.vitalstream.com -
-                                                                    -
-     Is that a buffer overflow or are you just happy to see me?     -
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