From 1220589b4f10a03639a9a6957c1b111a91db4bd7 Mon Sep 17 00:00:00 2001 From: Furquan Shaikh Date: Sun, 6 Nov 2016 00:07:08 -0700 Subject: 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 Reviewed-on: https://review.coreboot.org/17243 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin --- src/mainboard/google/reef/Kconfig | 1 + src/mainboard/google/reef/chromeos.c | 15 +++++++++++++-- src/mainboard/google/reef/chromeos.fmd | 5 ++++- 3 files changed, 18 insertions(+), 3 deletions(-) (limited to 'src') 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 -- cgit v1.2.3