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authorSubrata Banik <subrata.banik@intel.com>2016-11-04 13:26:41 +0530
committerMartin Roth <martinroth@google.com>2016-11-07 20:11:43 +0100
commitcb8849b68671c54ea2521cd8fb1ba289136b5b85 (patch)
tree0ca4185ae6d10e1765ef2f6827a030281f4003b9 /util
parent3d44d69f93693b44758465244d7e58770fc4918c (diff)
soc/intel/skylake: Fix SATA booting to OS issue
SATA device remains unrecognized if connected at Port 2. Port control and Status register (PCS) is by default set by hardware to the disabled state as a result of an initial power on reset. OS read PCS register during boot causes disabling of SATA ports and can't detect any devices. BRANCH=none BUG=chrome-os-partner:59335 TEST=Build and boot SKL from SATA device connected at Port 2. Change-Id: I4866ca44567f5024edaca2d48098af5b4c67a7ac Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/17229 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@chromium.org>
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