[commit] r6441 - trunk/src/ec/acpi

[repository service]

Author: svens
Date: Mon Mar 14 09:18:17 2011
New Revision: 6441
URL: https://tracker.coreboot.org/trac/coreboot/changeset/6441

Log:
ACPI EC: add ec_set_bit() / ec_clr_bit()

Signed-off-by: Sven Schnelle 
Acked-by: Sven Schnelle

Modified:
   trunk/src/ec/acpi/ec.c
   trunk/src/ec/acpi/ec.h

Modified: trunk/src/ec/acpi/ec.c
==============================================================================
--- trunk/src/ec/acpi/ec.c	Thu Mar 10 08:52:02 2011	(r6440)
+++ trunk/src/ec/acpi/ec.c	Mon Mar 14 09:18:17 2011	(r6441)
@@ -113,6 +113,16 @@
    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")
 };

Modified: trunk/src/ec/acpi/ec.h
==============================================================================
--- trunk/src/ec/acpi/ec.h	Thu Mar 10 08:52:02 2011	(r6440)
+++ trunk/src/ec/acpi/ec.h	Mon Mar 14 09:18:17 2011	(r6441)
@@ -44,6 +44,8 @@
 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