open-iov.git/tools/test/cuda_drv_test.c, branch archive/pre-squash Open-IOV vGPU-IO: host-side GSP emulation for unmodified NVIDIA guest drivers https://git.vgpu.io/open-iov.git/atom?h=archive%2Fpre-squash 2026-09-23T02:43:43+00:00 tools: minimal CUDA driver-API smoke test (dlopen, no toolkit) 2026-09-23T02:43:43+00:00 Arthur Hanson Rasmusson arthur@vgpu.io 2026-09-23T02:43:43+00:00 urn:sha1:b34e4531d8f0b984dc15660d3ab406ae48822931 Documents the current CUDA blocker: cuInit returns CUDA_ERROR_NOT_INITIALIZED (3) on the emulated GPU even though every nvidia.ko ioctl succeeds and RmInitAdapter completes. libcuda opens /dev/nvidia-uvm before /dev/nvidia0, so the next milestone is making nvidia-uvm initialize against the emulated MMU/VAS model.