: Create a standalone C application that displays a test pattern on the screen using Actionable Steps drmModeGetResources API to identify active connectors and CRTCs. Allocate a framebuffer (using
: Learning how to directly access the PCI configuration space of a video card to understand hardware initialization. Hands On Projects For The Linux Graphics Subsystem
| Tool | Purpose | |------|---------| | drm_info | Dump every KMS object, connector, and CRTC | | intel_gpu_top (or radeontop ) | Real-time GPU utilization and memory | | WAYLAND_DEBUG=1 | Trace every Wayland protocol message | | strace -e ioctl -p $(pidof gnome-shell) | See DRM ioctls in action | | cat /sys/kernel/debug/dri/0/amdgpu_gem_info | List all GEM objects (AMD) | : Create a standalone C application that displays
These projects focus on the "plumbing" of the graphics stack, interacting directly with hardware or kernel interfaces. Please let me know if you'd like me
Please let me know if you'd like me to help with any of these projects or provide further guidance!