[SunRescue] Max capacity of harddisk supported by SS20

[JamesLockwoodjames at quickdog.com]

On Thu, 20 Jul 2000, Gregory Leblanc wrote:

> Possibly.  If you happen to locate your kernel on the first 2GB of the disk,
> then you won't have a problem.  If you later patch the kernel, and it ends
> up after the first 2GB of disk, then you're SOL.  
> I think that the 32-bit SPARCs can only address the first 2GB of disk.  The
> UltraSPARCs can address more.

Older OBP's in older Sparcs can only access the first 1GB of disk.  IIRC,
this includes all sun4 and 1.x sun4c.

-James