[coreboot-gerrit] Patch set updated for coreboot: google/chromeec: Add elog events for recovery mode switches

[Furquan Shaikh (furquan@google.com)]

Furquan Shaikh (furquan at google.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/17394

-gerrit

commit a2a8244dc2c0c38ec9a0c39698cb076b7230213f
Author: Furquan Shaikh <furquan at chromium.org>
Date:   Fri Nov 11 13:57:55 2016 -0800

    google/chromeec: Add elog events for recovery mode switches
    
    BUG=chrome-os-partner:59352
    BRANCH=None
    TEST=Verified eventlog on reef
    
    Change-Id: I45dda210cf9d4e5a75404792fcee15b2010787a7
    Signed-off-by: Furquan Shaikh <furquan at chromium.org>
---
 src/ec/google/chromeec/ec.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/src/ec/google/chromeec/ec.c b/src/ec/google/chromeec/ec.c
index c8b6e7e..11346a2 100644
--- a/src/ec/google/chromeec/ec.c
+++ b/src/ec/google/chromeec/ec.c
@@ -15,9 +15,12 @@
 
 #include <stdint.h>
 #include <string.h>
+#include <cbmem.h>
 #include <console/console.h>
 #include <arch/io.h>
+#include <bootstate.h>
 #include <delay.h>
+#include <elog.h>
 #include <halt.h>
 #include <reset.h>
 #include <elog.h>
@@ -29,6 +32,24 @@
 #include "ec.h"
 #include "ec_commands.h"
 
+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 & 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;