From 98e4da99997a020f8aba11b2cfc7edaf67376677 Mon Sep 17 00:00:00 2001 From: Leo Lai Date: Thu, 13 May 2021 22:36:09 +0800 Subject: add reserved `VIRTUAL_NV_INDEX_RMA_BYTES` in comment. The index is added to cr50 repository while the usage is only for generic TPM2.0 case. In the future we don't want GSC to re-use the index number. BUG=b:187821960 BUG=b:191163997 TEST=make buildall -j Signed-off-by: cylai@chromium.org Change-Id: I6cfb12cf4558dd0bf2c99e045ef6e0b89698bbc7 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2892151 Tested-by: Leo Lai Commit-Queue: Andrey Pronin Reviewed-by: Andrey Pronin --- board/cr50/tpm2/virtual_nvmem.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/board/cr50/tpm2/virtual_nvmem.h b/board/cr50/tpm2/virtual_nvmem.h index 8321daa88c..3bf5524af7 100644 --- a/board/cr50/tpm2/virtual_nvmem.h +++ b/board/cr50/tpm2/virtual_nvmem.h @@ -25,6 +25,9 @@ enum virtual_nv_index { VIRTUAL_NV_INDEX_SN_DATA, VIRTUAL_NV_INDEX_G2F_CERT, VIRTUAL_NV_INDEX_RSU_DEV_ID, + /* Reserved for generic TPM2.0 stand-alone counter. */ + /* TODO(b/191163997): support reading RMA bytes via this index. */ + /* VIRTUAL_NV_INDEX_RMA_BYTES = 0x013fff04, */ VIRTUAL_NV_INDEX_END, }; /* Reserved space for future virtual indexes; this is the last valid index. */ -- cgit v1.2.1