did anyone get the discrete GPU working on a T530 with coreboot?
All I got so far was a blank screen when trying to switch to "Discrete
Only" with nvramtool. With "Integrated Only" it doesn't even show up in
Interestingly, both showed up on the first reboot after the "Discrete
Only" change, but the blank screen happened after the first full
The main problem there:
Without dGPU support, the external display port on a T530 docking
station is not driven at all - it is hardwired to the GPU, if present.
So when buying one of those, it actually hurts to have a dGPU.