[coreboot-gerrit] Patch set updated for coreboot: vboot: Add support for recovery mode with forced memory retraining
Furquan Shaikh (furquan@google.com)
gerrit at coreboot.org
Wed Nov 9 17:33:33 CET 2016
Furquan Shaikh (furquan at google.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/17241
-gerrit
commit 4bc41a42b68ea2aded2568dc82726524cd91df11
Author: Furquan Shaikh <furquan at chromium.org>
Date: Sat Nov 5 23:52:08 2016 -0700
vboot: Add support for recovery mode with forced memory retraining
1. Add new function vboot_recovery_mode_memory_retrain that indicates if
recovery mode requires memory retraining to be performed.
2. Add helper function get_recovery_mode_retrain_switch to read memory
retrain switch. This is provided as weak function which should be
implemented by mainboard just like {get,clear}_recovery_mode_switch.
BUG=chrome-os-partner:59352
BRANCH=None
TEST=Verified behavior of recovery mode with forced memory retraining on
reef
Change-Id: I46c10fbf25bc100d9f562c36da3ac646c9dae7d1
Signed-off-by: Furquan Shaikh <furquan at chromium.org>
---
src/include/bootmode.h | 1 +
src/vboot/bootmode.c | 10 ++++++++++
src/vboot/vboot_common.h | 1 +
3 files changed, 12 insertions(+)
diff --git a/src/include/bootmode.h b/src/include/bootmode.h
index 21aa386..c807472 100644
--- a/src/include/bootmode.h
+++ b/src/include/bootmode.h
@@ -22,6 +22,7 @@ int get_write_protect_state(void);
int get_sw_write_protect_state(void);
int get_developer_mode_switch(void);
int get_recovery_mode_switch(void);
+int get_recovery_mode_retrain_switch(void);
int clear_recovery_mode_switch(void);
int get_wipeout_mode_switch(void);
int get_lid_switch(void);
diff --git a/src/vboot/bootmode.c b/src/vboot/bootmode.c
index 12a4dc0..5bb7040 100644
--- a/src/vboot/bootmode.c
+++ b/src/vboot/bootmode.c
@@ -162,6 +162,16 @@ int vboot_recovery_mode_enabled(void)
return !!vboot_check_recovery_request();
}
+int __attribute__((weak)) get_recovery_mode_retrain_switch(void)
+{
+ return 0;
+}
+
+int vboot_recovery_mode_memory_retrain(void)
+{
+ return get_recovery_mode_retrain_switch();
+}
+
int vboot_developer_mode_enabled(void)
{
if (!IS_ENABLED(CONFIG_VBOOT))
diff --git a/src/vboot/vboot_common.h b/src/vboot/vboot_common.h
index 59fd44c..956b54c 100644
--- a/src/vboot/vboot_common.h
+++ b/src/vboot/vboot_common.h
@@ -107,5 +107,6 @@ void verstage_mainboard_init(void);
/* Check boot modes */
int vboot_developer_mode_enabled(void);
int vboot_recovery_mode_enabled(void);
+int vboot_recovery_mode_memory_retrain(void);
#endif /* __VBOOT_VBOOT_COMMON_H__ */
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