Table of Contents
Late February work
2024-03-03
This week some development happened on lDebug, inicomp, and ldosboot. (At the time of this writing, the prior blog post still isn't released. Oh well.) The SvarDOS repo for Enhanced DR-DOS had some discussion about compression formats.
Mid late February work
2024-02-25
This week some development on lmacros, instsect, lDebug, and EDR-DOS and FreeDOS happened.
Early mid February work
2024-02-18
In the last three weeks several developments occurred. Last Friday, I also created release 7 of lDebug.
Remote debugging of SvarCOM and Dos Navigator incompatibility
Robert recently asked me to help figure out an incompatibility where Dos Navigator would be unable to execute programs when run on SvarCOM as the shell. Some details are provided in the bug report. Read on for an overview of how we debugged this.
Various FreeDOS boot sector loaders memory overlap cases
I created several test cases to figure out how some of the FreeDOS loaders can exhibit memory overlap in some conditions. I uploaded all the files involved (except for the repos, qemu, and NASM) to https://pushbx.org/ecm/test/20240204/