diff options
| author | Furquan Shaikh <furquan@chromium.org> | 2016-11-06 00:07:08 -0700 |
|---|---|---|
| committer | Furquan Shaikh <furquan@google.com> | 2016-11-10 00:55:52 +0100 |
| commit | 1220589b4f10a03639a9a6957c1b111a91db4bd7 (patch) | |
| tree | 876fe3d7fb8da95e24a5be44555f84eef1f18cbc /src | |
| parent | cab1c01885e216027086b20c6b0628df7383f487 (diff) | |
| download | coreboot-1220589b4f10a03639a9a6957c1b111a91db4bd7.tar.xz | |
mainboard/google/reef: Add support for RECOVERY_MRC_CACHE
1. Add RECOVERY_MRC_CACHE region to reef FMAP.
2. Implement helper function for getting event for recovery mode with
memory retraining.
3. Select HAS_RECOVERY_MRC_CACHE.
BUG=chrome-os-partner:59352
BRANCH=None
TEST=Verified recovery mode behavior with and without memory training
request on reef.
Change-Id: I91abc9f8122f1aa3980c6372ab557e56a7a92730
Signed-off-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: https://review.coreboot.org/17243
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/reef/Kconfig | 1 | ||||
| -rw-r--r-- | src/mainboard/google/reef/chromeos.c | 15 | ||||
| -rw-r--r-- | src/mainboard/google/reef/chromeos.fmd | 5 |
3 files changed, 18 insertions, 3 deletions
diff --git a/src/mainboard/google/reef/Kconfig b/src/mainboard/google/reef/Kconfig index 7dc46c98dc..edfdb7b647 100644 --- a/src/mainboard/google/reef/Kconfig +++ b/src/mainboard/google/reef/Kconfig @@ -34,6 +34,7 @@ config DRIVER_TPM_I2C_IRQ config CHROMEOS select LID_SWITCH if BASEBOARD_REEF_LAPTOP + select HAS_RECOVERY_MRC_CACHE config DRIVERS_I2C_DA7219 default y diff --git a/src/mainboard/google/reef/chromeos.c b/src/mainboard/google/reef/chromeos.c index 58c2cd8e27..506f9de94b 100644 --- a/src/mainboard/google/reef/chromeos.c +++ b/src/mainboard/google/reef/chromeos.c @@ -55,11 +55,22 @@ int get_recovery_mode_switch(void) EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY)); } +int get_recovery_mode_retrain_switch(void) +{ + /* + * Check if the EC has posted the keyboard recovery event with memory + * retrain. + */ + return !!(google_chromeec_get_events_b() & + EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY_HW_REINIT)); +} + int clear_recovery_mode_switch(void) { - /* Clear keyboard recovery event. */ + /* Clear all host event bits requesting recovery mode. */ return google_chromeec_clear_events_b( - EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY)); + EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY) | + EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY_HW_REINIT)); } int get_write_protect_state(void) diff --git a/src/mainboard/google/reef/chromeos.fmd b/src/mainboard/google/reef/chromeos.fmd index d25a9b28df..1fea91029d 100644 --- a/src/mainboard/google/reef/chromeos.fmd +++ b/src/mainboard/google/reef/chromeos.fmd @@ -13,7 +13,10 @@ FLASH 16M { } } MISC_RW@0x400000 0x4a000 { - RW_MRC_CACHE@0x0 0x40000 + UNIFIED_MRC_CACHE@0x0 0x40000 { + RECOVERY_MRC_CACHE@0x0 0x10000 + RW_MRC_CACHE@0x10000 0x30000 + } RW_ELOG@0x40000 0x4000 RW_SHARED@0x44000 0x4000 { SHARED_DATA@0x0 0x2000 |