mc68010+mc68451 Unix source?

Al Kossow aek at bitsavers.org
Tue Oct 4 17:14:23 CDT 2016



On 10/4/16 3:02 PM, Ken Seefried wrote:

> Dumb question...did the '451 have a mechanism to work around the
> instruction restart issue in the 68000? 

no. the 68451 is a segmented mmu, so you wouldn't use it for demand
paging. the normal way you use it in unix is setting up segents for
text, data, and bss





More information about the cctalk mailing list