lpsantil

Make doslinux easier to try by creating a release

1

Create the following downloadable bits 1. doslinux.com + init as a zip 2. doslinux.com + init as ISO 3. doslinux.com + init + bzimage + busybox as zip 4. doslinux.com...

Speed up builds by using precompiled busybox

1

A precompiled version of busybox is available here. https://www.busybox.net/downloads/binaries/1.31.0-i686-uclibc/busybox

Make deps using `Makefile`

1

Replace `script/build-prereq`, `script/build-busybox`, `script/build-linux` with a few `Makefile` rules.

Add building cross compiler via Makefile

1

Add building `i386-linux-musl-\*` cross compiler bits via `Makefile`.

Using an HP t5745 (Intel Atom N280, 2GB RAM), returning from a simple `dsl` invocation freezes the keyboard [0]. Not sure what the issue is. [1] https://sites.google.com/view/lpsantil/home/dos-subsystem-for-linux-on-a-hp-t5745

To enable people to debug on real hw, remove `quiet` from https://github.com/charliesome/doslinux/blob/master/doslinux.asm#L418

Enable https://github.com/charliesome/doslinux/blob/master/linux-config-doslinux#L260

Enable https://github.com/charliesome/doslinux/blob/master/linux-config-doslinux#L275-L298

LZ4 kernel images will be slightly larger (15%-ish) but can decompress the kernel much faster than gzip [0]. This will improve overall boot time. [0] https://www.phoronix.com/scan.php?page=news_item&px=LZ4-Initramfs-Ubuntu-Go-Ahead

Recently [0], FreeDOS accepted some patches from Bart Oldeman to compile the FDKernel using gcc-ia16 [1][2]. So far, I'm only aware of people building this stuff as cross compilers of...