diff options
| -rw-r--r-- | common/extpower_falco.c | 10 | ||||
| -rw-r--r-- | include/ec_commands.h | 5 |
2 files changed, 15 insertions, 0 deletions
diff --git a/common/extpower_falco.c b/common/extpower_falco.c index dec406703b..4f2daedeaf 100644 --- a/common/extpower_falco.c +++ b/common/extpower_falco.c @@ -185,9 +185,19 @@ bad: CPRINTF("[%T ERROR: can't talk to charger: %d]\n", r); } +/* FIXME: There's already a chipset_throttle_cpu() function. However, it's a + * fairly large hammer - on x86, it just asserts PROCHOT. That's less than + * ideal for the turbo boost charger stuff. We might want to make this + * function generic enough to use from other places. For now, meh. */ test_export_static int ap_is_throttled; static void set_throttle(int on) { + if (on) + host_set_events(EC_HOST_EVENT_MASK( + EC_HOST_EVENT_THROTTLE_START)); + else + host_set_events(EC_HOST_EVENT_MASK( + EC_HOST_EVENT_THROTTLE_STOP)); ap_is_throttled = on; } diff --git a/include/ec_commands.h b/include/ec_commands.h index de1d9a870a..b9d3a8a2f7 100644 --- a/include/ec_commands.h +++ b/include/ec_commands.h @@ -243,6 +243,11 @@ enum host_event_code { /* Shutdown due to battery level too low */ EC_HOST_EVENT_BATTERY_SHUTDOWN = 17, + /* Suggest that the AP throttle itself */ + EC_HOST_EVENT_THROTTLE_START = 18, + /* Suggest that the AP resume normal speed */ + EC_HOST_EVENT_THROTTLE_STOP = 19, + /* * 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 |