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49 lines
907 B
C
49 lines
907 B
C
/** @file
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PC/AT CMOS access routines
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Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef _CMOS_H_
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#define _CMOS_H_
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/**
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Reads 8-bits of CMOS data.
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Reads the 8-bits of CMOS data at the location specified by Index.
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The 8-bit read value is returned.
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@param Index The CMOS location to read.
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@return The value read.
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**/
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UINT8
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EFIAPI
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CmosRead8 (
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IN UINTN Index
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);
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/**
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Writes 8-bits of CMOS data.
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Writes 8-bits of CMOS data to the location specified by Index
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with the value specified by Value and returns Value.
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@param Index The CMOS location to write.
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@param Value The value to write to CMOS.
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@return The value written to CMOS.
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**/
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UINT8
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EFIAPI
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CmosWrite8 (
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IN UINTN Index,
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IN UINT8 Value
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);
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#endif /* _CMOS_H_ */
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