Add in the 1st version of ECP.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2832 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
@@ -0,0 +1,61 @@
|
||||
//++
|
||||
// Copyright (c) 2004, 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
|
||||
// which 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.
|
||||
//
|
||||
// Module Name:
|
||||
//
|
||||
// PerformancePrimitives.s
|
||||
//
|
||||
// Abstract:
|
||||
//
|
||||
//
|
||||
// Revision History:
|
||||
//
|
||||
//--
|
||||
|
||||
.file "PerformancePrimitives.s"
|
||||
|
||||
#include "IpfMacro.i"
|
||||
|
||||
//-----------------------------------------------------------------------------
|
||||
//++
|
||||
// GetTimerValue
|
||||
//
|
||||
// Implementation of CPU-based time service
|
||||
//
|
||||
// On Entry :
|
||||
// EFI_STATUS
|
||||
// GetTimerValue (
|
||||
// OUT UINT64 *TimerValue
|
||||
// )
|
||||
//
|
||||
// Return Value:
|
||||
// r8 = Status
|
||||
// r9 = 0
|
||||
// r10 = 0
|
||||
// r11 = 0
|
||||
//
|
||||
// As per static calling conventions.
|
||||
//
|
||||
//--
|
||||
//---------------------------------------------------------------------------
|
||||
PROCEDURE_ENTRY (GetTimerValue)
|
||||
|
||||
NESTED_SETUP (1,8,0,0)
|
||||
mov r8 = ar.itc;;
|
||||
st8 [r32]= r8
|
||||
mov r8 = r0
|
||||
mov r9 = r0
|
||||
mov r10 = r0
|
||||
mov r11 = r0
|
||||
NESTED_RETURN
|
||||
|
||||
PROCEDURE_EXIT (GetTimerValue)
|
||||
//---------------------------------------------------------------------------
|
||||
|
Reference in New Issue
Block a user