> -----Original Message----- > From: Guy Sotomayor Jr <[email protected]> > Sent: 15 May 2018 21:39 > To: Dave Wade <[email protected]>; General Discussion: On-Topic > and Off-Topic Posts <[email protected]> > Subject: Re: Restoring a PC Server 500 P/390 > > > > > On May 15, 2018, at 1:29 PM, Dave Wade via cctalk <[email protected]> > wrote: > > > > > > That’s, in effect, what I did. Whilst there were Microchannel IDE > > Controllers > I have never seen one. There are no IDE interfaces on the "Planar" so every > thing must be on the MCA bus. > > So I bought a BusLogic BT646 SCSI card on E-Bay. I also bought an Adaptec > card as a spare. I think I struck lucky with the BT646. It is a simple > SCSI/2 card, > no raid but it does have a BIOS with support for two bootable drives and a > >4GB drive option. > > OS/2 has drivers for it so it works out of the box. The OS/2 boot disks find > the drive and install the proper drivers. > > To compensate for the slower "narrow" drives I bought a SCSI2SD card that > puts an SD card on the bus. OS/2 just sees it as a up two four drives > depending on how I configure it. At present I have two 4gb drives. The card > in it is 32gb so I can add 2 x 12gb drives or 1 x 24gb or some other mix. The > CD > ROM sites on the same bus. I haven't tried the tape drive yet.. > > >
Well I found an XGA2 card in the pile of bits so now I have 1024x768 display resolution. I have swapped the CDROM for a SCSI DVD drive. I managed to boot MTS and there are a few pics here:- https://flic.kr/s/aHsmc1pkB1 next job is to tidy up and re-assemble the case.. Dave > Some time ago I acquired a PCI P/390 card (along with the various LIC files). > I > went down the same path as you to build a P/390 system with OS/2 but I > kept running into problems with OS/2 versions and supported hardware. > > I finally gave up and acquired a PCI based RS/6000 that I’ll install AIX on > and > have an R/390. ;-) I haven’t had the time yet to make any progress on it. > > But it’s good to know that you’ve managed to do this if I decide to go back > and attempt the PC route again. > > TTFN - Guy
