CVSROOT: /cvs Module name: src Changes by: j...@cvs.openbsd.org 2023/03/09 06:17:28
Modified files: sys/arch/amd64/amd64: cpu.c Log message: workaround Intel Braswell/Cherry Trail mwait hang dlg has a Dell Wyse 3040 with cpu0: Intel(R) Atom(TM) x5-Z8350 CPU @ 1.44GHz, 480.02 MHz, 06-4c-04 cpu0: mwait min=64, max=64, C-substates=0.2.0.0.0.0.3.3, IBE which hangs soon after the login prompt with MP kernels This is a hardware bug described in: Intel Atom Z8000 Processor Series Specification Update Document Number: 332067-012 "CHT45 Processor May Not Wake From C6 or Deeper Sleep State" tested by dlg@, ok guenther@