101e04c3fSmrgThis is a mirror of the kernel validation code into the userspace GL library. 201e04c3fSmrgIt is only built when USE_VC4_SIMULATOR is defined, for compiling the driver 301e04c3fSmrgon an x86 system with the simpenrose simulator. It allows testing of changes 401e04c3fSmrgacross the kernel and userspace with exposure to most of the software stack, 501e04c3fSmrgon a higher-performance and more-debuggable environment than the native 601e04c3fSmrghardware. 7