From f9a0b927f5dceeba7bb1d1fff94569343da98835 Mon Sep 17 00:00:00 2001 From: Sven Schnelle Date: Tue, 15 Mar 2011 09:52:07 +0000 Subject: ACPI EC: add ec_query function Signed-off-by: Sven Schnelle Acked-by: Peter Stuge git-svn-id: svn://svn.coreboot.org/coreboot/trunk@6447 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- src/ec/acpi/ec.c | 6 ++++++ src/ec/acpi/ec.h | 1 + 2 files changed, 7 insertions(+) (limited to 'src/ec') diff --git a/src/ec/acpi/ec.c b/src/ec/acpi/ec.c index 1d4ffb8258..2680aa34e4 100644 --- a/src/ec/acpi/ec.c +++ b/src/ec/acpi/ec.c @@ -116,6 +116,12 @@ int ec_write(u8 addr, u8 data) return send_ec_data(data); } +u8 ec_query(void) +{ + send_ec_command(0x84); + return recv_ec_data(); +} + void ec_set_bit(u8 addr, u8 bit) { ec_write(addr, ec_read(addr) | (1 << bit)); diff --git a/src/ec/acpi/ec.h b/src/ec/acpi/ec.h index b5a1197e76..8fc88d25fa 100644 --- a/src/ec/acpi/ec.h +++ b/src/ec/acpi/ec.h @@ -42,6 +42,7 @@ int send_ec_command(u8 command); int send_ec_data(u8 data); int send_ec_data_nowait(u8 data); u8 recv_ec_data(void); +u8 ec_query(void); u8 ec_read(u8 addr); int ec_write(u8 addr, u8 data); void ec_set_bit(u8 addr, u8 bit); -- cgit v1.2.3