[coreboot] [commit] r6441 - trunk/src/ec/acpi
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Mon Mar 14 09:18:17 CET 2011
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 <svens at stackframe.org>
Acked-by: Sven Schnelle <svens at stackframe.org>
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
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