[coreboot-gerrit] Change in coreboot[master]: security/vboot/secdata_tpm: Set up space for widevine counter info

[Karthik Ramasubramanian (Code Review)]

Attention is currently required from: Andrey Pronin, Mohan Viswanathan, Jon Murphy, Paul Menzel, Julius Werner, Rob Barnes, Yu-Ping Wu.
Karthik Ramasubramanian has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/61521 )

Change subject: security/vboot/secdata_tpm: Set up space for widevine counter info
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Patch Set 4:

(1 comment)

File src/security/vboot/antirollback.h:

https://review.coreboot.org/c/coreboot/+/61521/comment/a70bf4ad_76eccef7 
PS4, Line 36: #define WIDEVINE_COUNTER_INFO_NV_INDEX	0x3010
> Is there anything that does a top level check on our indices and ensures that we're not stomping on  […]

This info is maintained in an internal registry of TPM resources used by ChromeOS.