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>
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@ -15,9 +15,13 @@
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#include <stdint.h>
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#include <string.h>
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#include <cbmem.h>
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#include <console/console.h>
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#include <arch/io.h>
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#include <bootmode.h>
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#include <bootstate.h>
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#include <delay.h>
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#include <elog.h>
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#include <halt.h>
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#include <reset.h>
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#include <elog.h>
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@ -29,6 +33,41 @@
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#include "ec.h"
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#include "ec_commands.h"
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void log_recovery_mode_switch(void)
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{
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uint32_t *events;
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if (cbmem_find(CBMEM_ID_EC_HOSTEVENT))
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return;
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events = cbmem_add(CBMEM_ID_EC_HOSTEVENT, sizeof(*events));
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if (!events)
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return;
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*events = google_chromeec_get_events_b();
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}
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static void google_chromeec_elog_add_recovery_event(void *unused)
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{
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uint32_t *events = cbmem_find(CBMEM_ID_EC_HOSTEVENT);
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uint8_t event_byte = EC_EVENT_KEYBOARD_RECOVERY;
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if (!events)
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return;
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if (!(*events & EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY)))
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return;
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if (*events &
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EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY_HW_REINIT))
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event_byte = EC_EVENT_KEYBOARD_RECOVERY_HWREINIT;
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elog_add_event_byte(ELOG_TYPE_EC_EVENT, event_byte);
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}
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BOOT_STATE_INIT_ENTRY(BS_WRITE_TABLES, BS_ON_ENTRY,
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google_chromeec_elog_add_recovery_event, NULL);
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uint8_t google_chromeec_calc_checksum(const uint8_t *data, int size)
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{
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int csum;
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