tag

#callbacks

2 posts

FreeDOSDeep Dive October 3, 2026 6 min read

DPMI Real-Mode Callbacks: Register, Bridge, and Release Safely

Use DPMI callback functions 0303h and 0304h with stable register storage, bounded interrupt-context work, and explicit lifetime management.

#freedos#dpmi#callbacks

RetrogamingDeep Dive October 3, 2026 7 min read

The Libretro Audio Callback Contract: Frames, Buffering, and Timing

A practical engineering guide to libretro audio callbacks, interleaved frames, partial batch writes, emulator clocks, threading, and measurable audio tests.

#libretro#audio#callbacks