ec/acpi: Add function to read EC status register
Change-Id: I7b690d1f23ecf4083952c173be1d3a1246bc1593 Signed-off-by: Nico Huber <nico.huber@secunet.com> Reviewed-on: https://review.coreboot.org/18706 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Martin Roth <martinroth@google.com>
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@ -126,6 +126,11 @@ int ec_write(u8 addr, u8 data)
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return send_ec_data(data);
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}
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u8 ec_status(void)
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{
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return inb(ec_cmd_reg);
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}
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u8 ec_query(void)
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{
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send_ec_command(0x84);
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@ -40,6 +40,7 @@ int send_ec_command(u8 command);
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int send_ec_data(u8 data);
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int send_ec_data_nowait(u8 data);
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u8 recv_ec_data(void);
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u8 ec_status(void);
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u8 ec_query(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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