[coreboot-gerrit] Change in coreboot[master]: mb/prodrive/hermes: Improve board config EEPROM handling

[Angel Pons (Code Review)]

Attention is currently required from: Patrick Rudolph.
Hello build bot (Jenkins), Patrick Rudolph, Christian Walter, Patrick Rudolph,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/48808

to look at the new patch set (#5).

Change subject: mb/prodrive/hermes: Improve board config EEPROM handling
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mb/prodrive/hermes: Improve board config EEPROM handling

* Check and print errors returned from reading from I2C
* Rework offset calculation by using more macros
* Get rid of stage-specific preprocessor code
* Define the EEPROM layout as struct
* Make use of the defined EEPROM layout to calculate offsets
* Read the UPD to disable VT-d from EEPROM

Change-Id: Iad77811318c7dfd3a3a4f8d523cfa0f457f168b6
Signed-off-by: Patrick Rudolph 
Signed-off-by: Angel Pons 
---
M src/mainboard/prodrive/hermes/eeprom.c
M src/mainboard/prodrive/hermes/ramstage.c
M src/mainboard/prodrive/hermes/romstage.c
M src/mainboard/prodrive/hermes/variants/baseboard/include/eeprom.h
4 files changed, 56 insertions(+), 49 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/08/48808/5