YDL-3 boot problem with adaptec 2940 uw scsi

[Robert Serphillips]

hda usually denotes the internal ata bus. Since your using SCSI trying
changing the bootx pref to sda8.



On Mon, 23 Jun 2003 14:07:52 +0100
<mickdolan@blueyonder.co.uk> wrote:

> I am a new user to linux and have been trying to install YDL3 on a
> Mac PPC 9500 it has an adaptec 2940uw scsi card and the only hdd is
> a 68 pin u160 scsi attached to this card. I also use a dec 10/100
> ethernet card. This is an oldworld mac so i am using bootx
> The anaconda installer seems to complete without any problems, when
> the install is finished i change the kernel option in bootx from the
> vmlinux 2.4.20-8dBOOT to vmlinux 2.4.20-8d and specify hda8 as the
> root fs location etc. But when the system tries to boot from that
> kernel i get a kernel panic vfs:unable to mount root device. I have
> noticed that the AIC7XXX drivers for the adaptec 2940 scsi card dont
> seem to be loading wereas they do seem to load during the install
> when you use the vmlinux 2.4.20-8dBOOT kernel and ramdisk image. I
> have checked on the YDL Web site and the scsi controller is listed
> as compatable. I have now downloaded YDL 2.3 ISO and installed this
> older version with no problems at all. However i would like to
> install the newer version. I have looked through previous posts to
> the mail lists and it seems that some  people with ATTO scsi cards
> have had simaler problems i have checked out the proposed solutions
> but dont seem to be in a possition to implement any of them as they
> involve either recompiling the kernel or  adding a kernel module
> using an initial ram disk (initrd.img)  Both these options seem a
> little scary but what the hell i am willing to give it a try,
> however in both cases you seem to need as a pre-requisit a system
> that boots to linux. The other more promissing option was to use a
> preconfigured kernel called linux-powermac-ow-scsi-2.4.20-benh
> available from ppckernel.org however when i visited that site
> allthough there was a ben kernel tree and an oldworld scsi 2.4
> kernel listed under specialised kernels it just has a message saying
> there are currently no builds of this kernel available. If anyone
> has any suggestions, help, advice on any of the above i would be
> most greatfull.
> 
> Cheers There 
> Mick Dolan. 
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