tree a00cd9539a0a80e9116d54a8b9f8d9d669bc964b
parent 34c37bb1c58f2be5933281c9bff3c033fb939d74
author Bora Guvendik <bora.guvendik@intel.corp-partner.google.com> 1678834193 -0700
committer Subrata Banik <subratabanik@google.com> 1680595741 +0000

mb/google/rex: Enable CSE pre-cpu timestamps

Enables pre-cpu boot timestamps from cse.

990:CSME ROM started execution                        0
944:CSE sent 'Boot Stall Done' to PMC                 47,000
945:CSE started to handle ICC configuration           225,000 (178,000)
946:CSE sent 'Host BIOS Prep Done' to PMC             225,000 (0)
947:CSE received 'CPU Reset Done Ack sent' from PMC   516,000 (291,000)
991:Die Management Unit (DMU) load completed          587,000 (71,000)
  0:1st timestamp                                     597,427 (10,427)

BUG=b:259366109
TEST=Boot on rex, check "cbmem -t"

Change-Id: I68cd53c18af6a400bcd9dc15d428a904b0647495
Signed-off-by: Bora Guvendik <bora.guvendik@intel.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/73759
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>