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-rw-r--r--common/host_event_commands.c11
-rw-r--r--common/mkbp_event.c5
-rw-r--r--include/config.h3
-rw-r--r--include/ec_commands.h5
4 files changed, 19 insertions, 5 deletions
diff --git a/common/host_event_commands.c b/common/host_event_commands.c
index feb1d93552..4b9320c9ce 100644
--- a/common/host_event_commands.c
+++ b/common/host_event_commands.c
@@ -51,11 +51,13 @@ void host_set_events(uint32_t mask)
lpc_set_host_event_state(events);
#else
*(uint32_t *)host_get_memmap(EC_MEMMAP_HOST_EVENTS) = events;
-#endif
-
#ifdef CONFIG_MKBP_EVENT
- mkbp_send_event(EC_MKBP_EVENT_HOST_EVENT);
+#ifdef CONFIG_MKBP_USE_HOST_EVENT
+#error "Config error: MKBP must not be on top of host event"
#endif
+ mkbp_send_event(EC_MKBP_EVENT_HOST_EVENT);
+#endif /* CONFIG_MKBP_EVENT */
+#endif /* !CONFIG_LPC */
}
void host_clear_events(uint32_t mask)
@@ -70,11 +72,10 @@ void host_clear_events(uint32_t mask)
lpc_set_host_event_state(events);
#else
*(uint32_t *)host_get_memmap(EC_MEMMAP_HOST_EVENTS) = events;
-#endif
-
#ifdef CONFIG_MKBP_EVENT
mkbp_send_event(EC_MKBP_EVENT_HOST_EVENT);
#endif
+#endif /* !CONFIG_LPC */
}
static int host_get_next_event(uint8_t *out)
diff --git a/common/mkbp_event.c b/common/mkbp_event.c
index d78db48a2d..1ec99adcf7 100644
--- a/common/mkbp_event.c
+++ b/common/mkbp_event.c
@@ -35,7 +35,12 @@ static int event_is_set(uint8_t event_type)
static void set_host_interrupt(int active)
{
/* interrupt host by using active low EC_INT signal */
+#ifdef CONFIG_MKBP_USE_HOST_EVENT
+ if (active)
+ host_set_single_event(EC_HOST_EVENT_MKBP);
+#else
gpio_set_level(GPIO_EC_INT, !active);
+#endif
}
void mkbp_send_event(uint8_t event_type)
diff --git a/include/config.h b/include/config.h
index 469fca7e3a..c257ee2951 100644
--- a/include/config.h
+++ b/include/config.h
@@ -946,6 +946,9 @@
/* Support MKBP event */
#undef CONFIG_MKBP_EVENT
+/* MKBP events are sent using host event */
+#undef CONFIG_MKBP_USE_HOST_EVENT
+
/* Support memory protection unit (MPU) */
#undef CONFIG_MPU
diff --git a/include/ec_commands.h b/include/ec_commands.h
index 98ef8b90c3..82a3b7a552 100644
--- a/include/ec_commands.h
+++ b/include/ec_commands.h
@@ -287,6 +287,11 @@ enum host_event_code {
/* Keyboard fastboot combo has been pressed */
EC_HOST_EVENT_KEYBOARD_FASTBOOT = 25,
+ /* EC RTC event occurred */
+ EC_HOST_EVENT_RTC_UNUSED = 26,
+
+ /* Emulate MKBP event */
+ EC_HOST_EVENT_MKBP = 27,
/*
* The high bit of the event mask is not used as a host event code. If
* it reads back as set, then the entire event mask should be