[SeaBIOS] [PATCH v2 0/3] Fix CRB probing to work with real hardware
Stefan Berger
stefanb at linux.vnet.ibm.com
Mon Mar 19 17:00:26 CET 2018
This series of patches attempts to fix the probing of the CRB interface
for real hardware.
Stephen Douthit tested the changes on real hardware and it seems to
fix an existing problem.
Stefan
v1->v2:
- test LOC_STATE register for set tpmRegValidSts flag and unset
locAssigned flag without writing to any other registers
Stefan Berger (3):
tpm: Wait for tpmRegValidSts flag on CRQ interface before probing
tpm: revert return values for successful/failed CRB probing
tpm: when CRB is active, select, lock it, and check addresses
src/hw/tpm_drivers.c | 20 ++++++++++++++------
1 file changed, 14 insertions(+), 6 deletions(-)
--
2.5.5
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