[Coco] Largest supported HDD size?

Allen Huffman alsplace at pobox.com
Wed Nov 30 07:17:08 EST 2016


The hardware can address a certain amount of sectors, but the software has to be able to deal with that. OS-9, for instance, is limited to 4GB. Nasty details here:

http://subethasoftware.com/2015/02/03/manually-making-a-bootable-nitros9-hard-drive-image-part-2/

> On Nov 30, 2016, at 2:15 AM, RETRO Innovations <go4retro at go4retro.com> wrote:
> 
> My google fu must be lacking tonight, as I thought it would be trivial to see how big a HDD is supported on the Coco via an IDE or SCSI interface, but I came up empty.
> 
> I figured the CocoSDC can use an unlimited drive, as you mount images by name, but what about the GLenside IDE or the various SCSI systems?  Is it really 255 drive images * 170kB, or is there another limit?
> 
> Jim
> 
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