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author | Jiewen Yao <jiewen.yao@intel.com> | 2018-03-17 07:40:05 +0800 |
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committer | Jiewen Yao <jiewen.yao@intel.com> | 2018-03-17 07:40:05 +0800 |
commit | 0c4229f0c041ae2f5990b9fce1bbf8e1bb842845 (patch) | |
tree | 7bf159632a596abf8a11c5b2fbffb1ffea3b36f6 /Silicon/Intel/LewisburgPkg/Include/Library/PchPmcLib.h | |
parent | 923863e826faf98bf5755be50c533b2ea80f4a38 (diff) | |
download | edk2-platforms-0c4229f0c041ae2f5990b9fce1bbf8e1bb842845.tar.xz |
LewisBurgPkg: Initial version.
Cc: Isaac W Oram <isaac.w.oram@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jiewen Yao <jiewen.yao@intel.com>
Reviewed-by: Isaac W Oram <isaac.w.oram@intel.com>
Diffstat (limited to 'Silicon/Intel/LewisburgPkg/Include/Library/PchPmcLib.h')
-rw-r--r-- | Silicon/Intel/LewisburgPkg/Include/Library/PchPmcLib.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/Silicon/Intel/LewisburgPkg/Include/Library/PchPmcLib.h b/Silicon/Intel/LewisburgPkg/Include/Library/PchPmcLib.h new file mode 100644 index 0000000000..87d10e3074 --- /dev/null +++ b/Silicon/Intel/LewisburgPkg/Include/Library/PchPmcLib.h @@ -0,0 +1,62 @@ +/** @file + +Copyright (c) 2018, Intel Corporation. All rights reserved.<BR> +This program and the accompanying materials are licensed and made available under +the terms and conditions of the BSD License that accompanies this distribution. +The full text of the license may be found at +http://opensource.org/licenses/bsd-license.php. + +THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + +#ifndef _PCH_PMC_LIB_H_ +#define _PCH_PMC_LIB_H_ + +typedef enum { + PchWarmBoot = 1, + PchColdBoot, + PwrFlr, + PwrFlrSys, + PwrFlrPch, + PchPmStatusMax +} PCH_PM_STATUS; + +/** + Query PCH to determine the Pm Status + + @param[in] PmStatus - The Pch Pm Status to be probed + + @retval Status TRUE if Status querried is Valid or FALSE if otherwise +**/ +BOOLEAN +GetPchPmStatus ( + PCH_PM_STATUS PmStatus + ); + +/** + Funtion to check if Battery lost or CMOS cleared. + + @reval TRUE Battery is always present. + @reval FALSE CMOS is cleared. +**/ +BOOLEAN +EFIAPI +PchIsRtcBatteryGood ( + VOID + ); + +/** + Funtion to check if DWR occurs + + @reval TRUE DWR occurs + @reval FALSE Normal boot flow +**/ +BOOLEAN +EFIAPI +PchIsDwrFlow ( + VOID + ); + +#endif // _PCH_PMC_LIB_H_
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