diff options
| author | timhe <timhe@timhe> | 2015-11-06 07:43:47 +0000 |
|---|---|---|
| committer | zwei4 <david.wei@intel.com> | 2016-04-11 17:03:21 +0800 |
| commit | 2c8630cd03575c584a17c41b75e852f223b7b8b4 (patch) | |
| tree | 9bb8c8001427d5e88fb723ec6073679355990437 /Vlv2DeviceRefCodePkg | |
| parent | a493b0f649b0ffe9ab1f214cab45918c2a74afa1 (diff) | |
| download | edk2-platforms-2c8630cd03575c584a17c41b75e852f223b7b8b4.tar.xz | |
Vlv2TbltDevicePkg/Vlv2DeviceRefCodePkg:
Add "RTC Battery Present" item in setup page.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Lu Shifei <shifeix.a.lu@intel.com>
Reviewed-by: Tim He <tim.he@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/branches/UDK2014.SP1@18734 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'Vlv2DeviceRefCodePkg')
| -rw-r--r-- | Vlv2DeviceRefCodePkg/AcpiTablesPCAT/GloblNvs.asl | 5 | ||||
| -rw-r--r-- | Vlv2DeviceRefCodePkg/AcpiTablesPCAT/PciTree.asl | 14 |
2 files changed, 15 insertions, 4 deletions
diff --git a/Vlv2DeviceRefCodePkg/AcpiTablesPCAT/GloblNvs.asl b/Vlv2DeviceRefCodePkg/AcpiTablesPCAT/GloblNvs.asl index fffc8297c0..21e526c505 100644 --- a/Vlv2DeviceRefCodePkg/AcpiTablesPCAT/GloblNvs.asl +++ b/Vlv2DeviceRefCodePkg/AcpiTablesPCAT/GloblNvs.asl @@ -5,7 +5,7 @@ ;* Family of Customer Reference Boards. *;
;* *;
;* *;
-;* Copyright (c) 1999 - 2014, Intel Corporation. All rights reserved *;
+;* Copyright (c) 1999 - 2015, Intel Corporation. All rights reserved *;
;
; This program and the accompanying materials are licensed and made available under
; the terms and conditions of the BSD License that accompanies this distribution.
@@ -347,6 +347,7 @@ Field(GNVS,AnyAcc,Lock,Preserve) Offset(792),
EDPV, 8, //(792) Check for eDP display device
DIDX, 32, //(793) Device ID for eDP device
- IOT, 8, //(794) MinnowBoard Max JP1 is configured for MSFT IOT project.
+ IOT, 8, //(794) MinnowBoard Max JP1 is configured for MSFT IOT project.
+ BATT, 8, //(795) The Flag of RTC Battery Prensent.
}
diff --git a/Vlv2DeviceRefCodePkg/AcpiTablesPCAT/PciTree.asl b/Vlv2DeviceRefCodePkg/AcpiTablesPCAT/PciTree.asl index 84a7ee21d0..2a57d0f887 100644 --- a/Vlv2DeviceRefCodePkg/AcpiTablesPCAT/PciTree.asl +++ b/Vlv2DeviceRefCodePkg/AcpiTablesPCAT/PciTree.asl @@ -5,7 +5,7 @@ ;* Family of Customer Reference Boards. *;
;* *;
;* *;
-;* Copyright (c) 2012 - 2014, Intel Corporation. All rights reserved *;
+;* Copyright (c) 2012 - 2015, Intel Corporation. All rights reserved *;
;
; This program and the accompanying materials are licensed and made available under
; the terms and conditions of the BSD License that accompanies this distribution.
@@ -21,7 +21,6 @@ Scope(\_SB)
{
-
//RTC
Device(RTC) // RTC
{
@@ -31,6 +30,17 @@ Scope(\_SB) {
IO(Decode16,0x70,0x70,0x01,0x08)
})
+
+ Method(_STA,0,Serialized) {
+
+ //
+ // Report RTC Battery is Prensent or Not Present.
+ //
+ If (LEqual(BATT, 1)) {
+ Return (0xF)
+ }
+ Return (0x0)
+ }
}
//RTC
|