blob: 1417c9a782041c172276f7246d5ed356da706844 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
//
// Copyright (c) 2011-2012, ARM Limited. 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.
//
//
#include <AsmMacroIoLib.h>
#include <Library/ArmCpuLib.h>
#include <Chipset/ArmCortexA9.h>
INCLUDE AsmMacroExport.inc
INCLUDE AsmMacroIoLib.inc
PRESERVE8
// IN None
// OUT r0 = SCU Base Address
RVCT_ASM_EXPORT ArmGetScuBaseAddress
// Read Configuration Base Address Register. ArmCBar cannot be called to get
// the Configuration BAR as a stack is not necessary setup. The SCU is at the
// offset 0x0000 from the Private Memory Region.
mrc p15, 4, r0, c15, c0, 0
bx lr
END
|
