2 // Copyright (c) 2011-2012, ARM Limited. All rights reserved.
4 // This program and the accompanying materials
5 // are licensed and made available under the terms and conditions of the BSD License
6 // which accompanies this distribution. The full text of the license may be found at
7 // http://opensource.org/licenses/bsd-license.php
9 // THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
10 // WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
14 #include <AsmMacroIoLib.h>
17 // OUT r0 = SCU Base Address
18 ASM_FUNC(ArmGetScuBaseAddress)
19 // Read Configuration Base Address Register. ArmCBar cannot be called to get
20 // the Configuration BAR as a stack is not necessary setup. The SCU is at the
21 // offset 0x0000 from the Private Memory Region.
22 mrc p15, 4, r0, c15, c0, 0