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authorFurquan Shaikh <furquan@chromium.org>2016-11-11 13:57:55 -0800
committerMartin Roth <martinroth@google.com>2016-11-14 20:15:03 +0100
commitbce8bb6e6ce5045ea611dae96857cf93d596a86c (patch)
tree69c2128b95a9f35199ad3f15fe6778fb7be8453e
parent626eea2d42af79117879ceb2f6d354634f81aac8 (diff)
downloadcoreboot-bce8bb6e6ce5045ea611dae96857cf93d596a86c.tar.xz
google/chromeec: Add elog events for recovery mode switches
BUG=chrome-os-partner:59352 BRANCH=None TEST=Verified eventlog on reef 0 | 2016-11-12 19:49:25 | Log area cleared | 4088 1 | 2016-11-12 19:49:25 | Kernel Event | Clean Shutdown 2 | 2016-11-12 19:49:25 | ACPI Enter | S5 3 | 2016-11-12 19:49:39 | System boot | 365 4 | 2016-11-12 19:49:39 | EC Event | Power Button 5 | 2016-11-12 19:49:45 | Chrome OS Recovery Mode | Recovery Button Pressed 6 | 2016-11-12 19:49:45 | Chrome OS Developer Mode 7 | 2016-11-12 19:49:45 | EC Event | Keyboard Recovery 8 | 2016-11-12 19:49:45 | Memory Cache Update | Recovery | Success 9 | 2016-11-12 19:50:46 | System boot | 366 10 | 2016-11-12 19:50:46 | EC Event | Power Button 11 | 2016-11-12 19:50:52 | Chrome OS Recovery Mode | Recovery Button Pressed 12 | 2016-11-12 19:50:52 | Chrome OS Developer Mode 13 | 2016-11-12 19:50:52 | EC Event | Keyboard Recovery Forced Hardware Reinit 14 | 2016-11-12 19:50:52 | Memory Cache Update | Recovery | Success 15 | 2016-11-12 19:51:24 | Power Button 16 | 2016-11-12 19:51:24 | ACPI Enter | S5 17 | 2016-11-12 19:51:27 | System boot | 367 18 | 2016-11-12 19:51:27 | EC Event | Power Button 19 | 2016-11-12 19:51:32 | Wake Source | Power Button | 0 20 | 2016-11-12 19:51:32 | ACPI Wake | S5 21 | 2016-11-12 19:51:32 | Chrome OS Developer Mode 22 | 2016-11-12 19:51:32 | Memory Cache Update | Normal | Success Change-Id: I45dda210cf9d4e5a75404792fcee15b2010787a7 Signed-off-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: https://review.coreboot.org/17394 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@chromium.org>
-rw-r--r--src/ec/google/chromeec/ec.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/src/ec/google/chromeec/ec.c b/src/ec/google/chromeec/ec.c
index c8b6e7e10a..1308c3d13b 100644
--- a/src/ec/google/chromeec/ec.c
+++ b/src/ec/google/chromeec/ec.c
@@ -15,9 +15,13 @@
#include <stdint.h>
#include <string.h>
+#include <cbmem.h>
#include <console/console.h>
#include <arch/io.h>
+#include <bootmode.h>
+#include <bootstate.h>
#include <delay.h>
+#include <elog.h>
#include <halt.h>
#include <reset.h>
#include <elog.h>
@@ -29,6 +33,41 @@
#include "ec.h"
#include "ec_commands.h"
+void log_recovery_mode_switch(void)
+{
+ uint32_t *events;
+
+ if (cbmem_find(CBMEM_ID_EC_HOSTEVENT))
+ return;
+
+ events = cbmem_add(CBMEM_ID_EC_HOSTEVENT, sizeof(*events));
+ if (!events)
+ return;
+
+ *events = google_chromeec_get_events_b();
+}
+
+static void google_chromeec_elog_add_recovery_event(void *unused)
+{
+ uint32_t *events = cbmem_find(CBMEM_ID_EC_HOSTEVENT);
+ uint8_t event_byte = EC_EVENT_KEYBOARD_RECOVERY;
+
+ if (!events)
+ return;
+
+ if (!(*events & EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY)))
+ return;
+
+ if (*events &
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY_HW_REINIT))
+ event_byte = EC_EVENT_KEYBOARD_RECOVERY_HWREINIT;
+
+ elog_add_event_byte(ELOG_TYPE_EC_EVENT, event_byte);
+}
+
+BOOT_STATE_INIT_ENTRY(BS_WRITE_TABLES, BS_ON_ENTRY,
+ google_chromeec_elog_add_recovery_event, NULL);
+
uint8_t google_chromeec_calc_checksum(const uint8_t *data, int size)
{
int csum;