From Bugzilla Helper: User-Agent: Mozilla/4.76 [en] (X11; U; Linux 2.4.2-2smp i686) Description of problem: In a SCSI only system the Installer never prompts for ISA scsi cards. with the main drive on a 1542 the install fails Version-Release number of selected component (if applicable): How reproducible: Always Steps to Reproduce: 1.build system with isa 1542 scsi controller 2. try to install RH7.2 and it fails with 3. no valid drives found Additional info: system PII333 128 megs ram 2 AHA1542cp scsi cards. 1 x 2.2 gig drive on card 1 2 x python 25501 4 gig tape drives on card 1 6 x 2.2gig scsi drives on card 2 sis 1meg pca video card 3Com etherlink III I thought I was doing something wrong but I have tried it with the drvblock..img as well and have had no luck.
Per the documentation, you need to boot with 'linux isa' to select ISA devices during the install.