1 /** @file 2 PC/AT CMOS access routines 3 4 Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR> 5 This program and the accompanying materials 6 are licensed and made available under the terms and conditions of the BSD License 7 which accompanies this distribution. The full text of the license may be found at 8 http://opensource.org/licenses/bsd-license.php 9 10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 12 13 **/ 14 15 #ifndef __CMOS_H__ 16 #define __CMOS_H__ 17 18 /** 19 Reads 8-bits of CMOS data. 20 21 Reads the 8-bits of CMOS data at the location specified by Index. 22 The 8-bit read value is returned. 23 24 @param Index The CMOS location to read. 25 26 @return The value read. 27 28 **/ 29 UINT8 30 EFIAPI 31 CmosRead8 ( 32 IN UINTN Index 33 ); 34 35 /** 36 Writes 8-bits of CMOS data. 37 38 Writes 8-bits of CMOS data to the location specified by Index 39 with the value specified by Value and returns Value. 40 41 @param Index The CMOS location to write. 42 @param Value The value to write to CMOS. 43 44 @return The value written to CMOS. 45 46 **/ 47 UINT8 48 EFIAPI 49 CmosWrite8 ( 50 IN UINTN Index, 51 IN UINT8 Value 52 ); 53 54 55 #endif 56 57