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The VBIOS is mirrored onto the BAR 0 space and is read >> +by both Boot ROM firmware (also known as IFR or init-from-rom firmware) on the GPU to >> +boot strap various microcontrollers (PMU, SEC, GSP) with critical initialization before >> +the driver loads, as well as by the nova-core driver in the kernel to boot the GSP. > > You might want to add a link to this page: > > https://download.nvidia.com/open-gpu-doc/BIOS-Information-Table/1/BIOS-Information-Table.html Good idea, will do! - Joel