Open-IOV vGPU-IO: host-side GSP emulation for unmodified NVIDIA guest drivers https://git.vgpu.io/open-iov.git/atom?h=m32 2026-10-03T18:05:38+00:00 2026-10-03T18:05:38+00:00 Arthur Hanson Rasmusson arthur@vgpu.io 2026-10-03T18:05:38+00:00 urn:sha1:cc79b478843f0230fe6aa8ecd822de7ba71c891e - kernel: gsp_cuda_bridge (QMD launch capture, debugfs job/out/done, param+output resolution cached from inline writes), sema drain fixes (never hold/starve a channel), GR ring autopin + counter autoreg, per-page push reads, counter-derive gate; module builds clean - tools/cuda-bridge: CUDA driver-API daemon executing mail/vadd kernels on the physical GPU, CUBB2/CBD2 v2 protocol, layout check + self-tests - tools/guest-diag + tools/cuda-ab: scanner/pin fixes, victory push-only mode - debug/risc-v-gsp-rm-vm: Phase S simulator wave (GSP device model, boot ladder, triage/re-demo harnesses, docs 30-41), GPGPU-sim scaffolding - STATE-CURRENT/docs updates