Processor hang is observed while hot plug unplug of TBT device. BIOS
should execute TBT PCIe RP RTD3 flow based on the value of
TBT_DMA_CFG_VS_CAP_9[30]. It should skip TBT PCIe RP RTD3 flow, if
BIT30 in TBT FW version is not set.
BUG=b:194880254
Change-Id: Ie3577df519f64c6f7270dc5537278af76536774e
Signed-off-by: Sugnan Prabhu S <sugnan.prabhu.s@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56503
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>