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elog: Support logging S0ix sleep/wake info in elog

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1. Add support for new GSMI commands to log S0ix entry/exit
information in elog.
2. In case of resume, provide callbacks to allow platform and
mainboard to log any wake source information.

BUG=b:67874513

Change-Id: I593e8a9e31cad720ac1f77aab447a0dbdbe9a28b
Signed-off-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: https://review.coreboot.org/22079
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Furquan Shaikh
2017-10-14 18:12:25 -07:00
committed by Furquan Shaikh
parent f36ed21c57
commit 2dc5eadccc
2 changed files with 41 additions and 0 deletions
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16
src/include/elog.h
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@@ -215,6 +215,10 @@ struct elog_event_mem_cache_update {
#define ELOG_EC_DEVICE_EVENT_DSP 0x02
#define ELOG_EC_DEVICE_EVENT_WIFI 0x03
/* S0ix sleep/wake */
#define ELOG_TYPE_S0IX_ENTER 0xaf
#define ELOG_TYPE_S0IX_EXIT 0xb0
#if IS_ENABLED(CONFIG_ELOG)
/* Eventlog backing storage must be initialized before calling elog_init(). */
extern int elog_init(void);
@@ -249,4 +253,16 @@ extern u32 gsmi_exec(u8 command, u32 *param);
u32 boot_count_read(void);
u32 boot_count_increment(void);
/*
* Callback from GSMI handler to allow platform to log any wake source
* information.
*/
void elog_gsmi_cb_platform_log_wake_source(void);
/*
* Callback from GSMI handler to allow mainboard to log any wake source
* information.
*/
void elog_gsmi_cb_mainboard_log_wake_source(void);
#endif /* ELOG_H_ */