ACPI EC: add ec_set_bit() / ec_clr_bit()
Signed-off-by: Sven Schnelle <svens@stackframe.org> Acked-by: Sven Schnelle <svens@stackframe.org> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@6441 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
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@ -113,6 +113,16 @@ int ec_write(u8 addr, u8 data)
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return send_ec_data(data);
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}
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void ec_set_bit(u8 addr, u8 bit)
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{
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ec_write(addr, ec_read(addr) | (1 << bit));
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}
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void ec_clr_bit(u8 addr, u8 bit)
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{
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ec_write(addr, ec_read(addr) & ~(1 << bit));
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}
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struct chip_operations ec_acpi_ops = {
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CHIP_NAME("ACPI Embedded Controller")
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};
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@ -44,6 +44,8 @@ int send_ec_data_nowait(u8 data);
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u8 recv_ec_data(void);
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u8 ec_read(u8 addr);
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int ec_write(u8 addr, u8 data);
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void ec_set_bit(u8 addr, u8 bit);
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void ec_clr_bit(u8 addr, u8 bit);
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#endif
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