Tag
framebuffer
- Feb 25, 2026 Early Console Output Before Drivers Exist How a kernel prints messages before it has a driver for any display or serial device, why the framebuffer left by firmware is the usual answer, and what early output costs when it is a polling loop. operating systems
- Sep 15, 2023 Framebuffer Arithmetic: What a Bitmap Mode Costs in Memory Character cells versus linear bitmaps, the byte counts each requires at common resolutions, and why early machines split the difference with attribute bytes and planar layouts. computing history