From 8d94d7c4a7305712478071250bda88eba9ad30d8 Mon Sep 17 00:00:00 2001 From: Sven Schnelle Date: Mon, 14 Mar 2011 08:18:17 +0000 Subject: ACPI EC: add ec_set_bit() / ec_clr_bit() Signed-off-by: Sven Schnelle Acked-by: Sven Schnelle git-svn-id: svn://svn.coreboot.org/coreboot/trunk@6441 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- src/ec/acpi/ec.c | 10 ++++++++++ src/ec/acpi/ec.h | 2 ++ 2 files changed, 12 insertions(+) diff --git a/src/ec/acpi/ec.c b/src/ec/acpi/ec.c index 7a01b7e455..e353260c30 100644 --- a/src/ec/acpi/ec.c +++ b/src/ec/acpi/ec.c @@ -113,6 +113,16 @@ int ec_write(u8 addr, u8 data) return send_ec_data(data); } +void ec_set_bit(u8 addr, u8 bit) +{ + ec_write(addr, ec_read(addr) | (1 << bit)); +} + +void ec_clr_bit(u8 addr, u8 bit) +{ + ec_write(addr, ec_read(addr) & ~(1 << bit)); +} + struct chip_operations ec_acpi_ops = { CHIP_NAME("ACPI Embedded Controller") }; diff --git a/src/ec/acpi/ec.h b/src/ec/acpi/ec.h index 77ee6379ea..cabbfeaacd 100644 --- a/src/ec/acpi/ec.h +++ b/src/ec/acpi/ec.h @@ -44,6 +44,8 @@ int send_ec_data_nowait(u8 data); u8 recv_ec_data(void); u8 ec_read(u8 addr); int ec_write(u8 addr, u8 data); +void ec_set_bit(u8 addr, u8 bit); +void ec_clr_bit(u8 addr, u8 bit); #endif -- cgit v1.2.3