Understanding how compositors use hardware planes for efficient compositing.
Write a C program that uses libdrm and KMS to set a display mode, allocate a dumb (CPU-accessible) framebuffer, draw a colored pattern, and display it—bypassing X11/Wayland entirely. Hands On Projects For The Linux Graphics Subsystem
Implement double buffering using the framebuffer’s panning capability. allocate a dumb (CPU-accessible) framebuffer
Learning to access and read the PCI configuration space of the video card. draw a colored pattern
int main() ((y * 255 / create.height) << 8);
: Understanding the client-server relationship in modern Linux graphics, buffer sharing via dmabuf for zero-copy rendering, and event handling. 3. Rendering with "KMS Cube"