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-rw-r--r--src/soc/intel/apollolake/Makefile.inc1
-rw-r--r--src/soc/intel/apollolake/elog.c14
2 files changed, 13 insertions, 2 deletions
diff --git a/src/soc/intel/apollolake/Makefile.inc b/src/soc/intel/apollolake/Makefile.inc
index 9b09b09f44..cb66365ed6 100644
--- a/src/soc/intel/apollolake/Makefile.inc
+++ b/src/soc/intel/apollolake/Makefile.inc
@@ -43,6 +43,7 @@ smm-y += pmutil.c
smm-y += smihandler.c
smm-y += spi.c
smm-$(CONFIG_SOC_UART_DEBUG) += uart.c
+smm-y += elog.c
ramstage-$(CONFIG_HAVE_ACPI_TABLES) += acpi.c
ramstage-y += cpu.c
diff --git a/src/soc/intel/apollolake/elog.c b/src/soc/intel/apollolake/elog.c
index 1e9b7d8329..361b041f5c 100644
--- a/src/soc/intel/apollolake/elog.c
+++ b/src/soc/intel/apollolake/elog.c
@@ -18,6 +18,7 @@
#include <cbmem.h>
#include <console/console.h>
#include <elog.h>
+#include <intelblocks/pmclib.h>
#include <soc/pm.h>
#include <soc/pci_devs.h>
#include <stdint.h>
@@ -56,8 +57,9 @@ static void pch_log_wake_source(struct chipset_power_state *ps)
if (ps->gpe0_sts[GPE0_A] & SMB_WAK_STS)
elog_add_event_wake(ELOG_WAKE_SOURCE_SMBUS, 0);
- /* ACPI Wake Event - Always Log prev_sleep_state*/
- elog_add_event_byte(ELOG_TYPE_ACPI_WAKE, ps->prev_sleep_state);
+ /* ACPI Wake Event - Log prev sleep state only if it was not S0. */
+ if (ps->prev_sleep_state != ACPI_S0)
+ elog_add_event_byte(ELOG_TYPE_ACPI_WAKE, ps->prev_sleep_state);
/* Log GPIO events in set A-D */
pch_log_gpio_gpe(ps->gpe0_sts[GPE0_A], ps->gpe0_en[GPE0_A], 0);
@@ -105,3 +107,11 @@ void pch_log_state(void)
if (ps->prev_sleep_state > ACPI_S0)
pch_log_wake_source(ps);
}
+
+void elog_gsmi_cb_platform_log_wake_source(void)
+{
+ struct chipset_power_state ps;
+
+ pmc_fill_pm_reg_info(&ps);
+ pch_log_wake_source(&ps);
+}