diff options
| author | Furquan Shaikh <furquan@google.com> | 2018-10-18 12:12:22 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2018-10-19 09:25:23 +0000 |
| commit | 076ce2f4d9082eb80a03f39111ad6e81fc2f8836 (patch) | |
| tree | 07475b5b0379b1124a364ae897b5cbc00b5ee3a3 /src | |
| parent | 93faff84cbc22a4cbf6edf0563409b2eeac16081 (diff) | |
| download | coreboot-076ce2f4d9082eb80a03f39111ad6e81fc2f8836.tar.xz | |
mb/google/octopus: Preserve MRC training data across firmware update
This change udpates FMAP to wrap MRC training data in RW_PRESERVE
section so that we don't lose the data when performing full firmware
updates on octopus.
BUG=b:117882029
TEST=Verified that chromeos-firmwareupdate doing full firmware update
preserves training data on octopus.
Change-Id: I5adb9bfa926327057b003360150685a8b4778c8c
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://review.coreboot.org/29183
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Justin TerAvest <teravest@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/octopus/chromeos.fmd | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/mainboard/google/octopus/chromeos.fmd b/src/mainboard/google/octopus/chromeos.fmd index f601adc5e3..6088f0d97b 100644 --- a/src/mainboard/google/octopus/chromeos.fmd +++ b/src/mainboard/google/octopus/chromeos.fmd @@ -12,10 +12,12 @@ FLASH 16M { } } MISC_RW@0x400000 0x30000 { - UNIFIED_MRC_CACHE@0x0 0x21000 { - RECOVERY_MRC_CACHE@0x0 0x10000 - RW_MRC_CACHE@0x10000 0x10000 - RW_VAR_MRC_CACHE@0x20000 0x1000 + RW_PRESERVE { + UNIFIED_MRC_CACHE@0x0 0x21000 { + RECOVERY_MRC_CACHE@0x0 0x10000 + RW_MRC_CACHE@0x10000 0x10000 + RW_VAR_MRC_CACHE@0x20000 0x1000 + } } RW_ELOG@0x21000 0x3000 RW_SHARED@0x24000 0x4000 { |