From 11a7c84f858812c2a02d9a2b96415f2cad93447e Mon Sep 17 00:00:00 2001 From: Vladimir Serbinenko Date: Sat, 11 Jan 2014 10:55:31 +0100 Subject: ec/lenovo/h8: Implement sticky Fn option. Useful for accessibility. Sticky modifier (sticky Fn) is a behaviour of modifier key when you don't have to hold it pressed to achieve the result. E.g. with normal Fn brightness up is: With sticky Fn you can do: Change-Id: I4da5adcea02428d936023891de08684cae77c44e Signed-off-by: Vladimir Serbinenko Reviewed-on: http://review.coreboot.org/4661 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi --- src/ec/lenovo/h8/h8.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'src/ec/lenovo') diff --git a/src/ec/lenovo/h8/h8.c b/src/ec/lenovo/h8/h8.c index e44a2781f5..c67b3b3872 100644 --- a/src/ec/lenovo/h8/h8.c +++ b/src/ec/lenovo/h8/h8.c @@ -70,6 +70,14 @@ static void h8_fn_ctrl_swap(int on) ec_clr_bit(0xce, 4); } +static void h8_sticky_fn(int on) +{ + if (on) + ec_set_bit(0x0, 3); + else + ec_clr_bit(0x0, 3); +} + static void h8_log_ec_version(void) { char ecfw[17]; @@ -202,6 +210,10 @@ static void h8_enable(device_t dev) val = 0; h8_fn_ctrl_swap(val); + if (get_option(&val, "sticky_fn") != CB_SUCCESS) + val = 0; + h8_sticky_fn(val); + if (get_option(&val, "first_battery") != CB_SUCCESS) val = 1; -- cgit v1.2.3