Porting Unix to the 386: A Practical Approach

William & Lynne Jolitz

Started open source UNIX.

Appeared in part as a 17 article magazine series in 1991-1992.

Documented the "how, what, why, who, when" of porting BSD to the 386.

Done while BSD was becoming "open source".

Porting Unix to the 386: A Practical Approach - shell script

shell script:

What's in the Tool Chest?

The tool chest for 386BSD cross support included compiler, assembler, loader, libraries and include files. It did not include an emulation environment.

Initialization: /sbin/init, /dev/console, and /bin/sh

With the kernel running, we do a "high level bootstrap" to initialize the operating system, by executing certain programs located in the root filesystem.