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Achin Gupta4f6ad662013-10-25 09:08:21 +01001/*
Dan Handleye83b0ca2014-01-14 18:17:09 +00002 * Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved.
Achin Gupta4f6ad662013-10-25 09:08:21 +01003 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 *
7 * Redistributions of source code must retain the above copyright notice, this
8 * list of conditions and the following disclaimer.
9 *
10 * Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 *
14 * Neither the name of ARM nor the names of its contributors may be used
15 * to endorse or promote products derived from this software without specific
16 * prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef __CCI_400_H__
32#define __CCI_400_H__
33
34/* Slave interface offsets from PERIPHBASE */
35#define SLAVE_IFACE4_OFFSET 0x5000
36#define SLAVE_IFACE3_OFFSET 0x4000
37#define SLAVE_IFACE2_OFFSET 0x3000
38#define SLAVE_IFACE1_OFFSET 0x2000
39#define SLAVE_IFACE0_OFFSET 0x1000
40#define SLAVE_IFACE_OFFSET(index) SLAVE_IFACE0_OFFSET + (0x1000 * index)
41
42/* Control and ID register offsets */
43#define CTRL_OVERRIDE_REG 0x0
44#define SPEC_CTRL_REG 0x4
45#define SECURE_ACCESS_REG 0x8
46#define STATUS_REG 0xc
47#define IMPRECISE_ERR_REG 0x10
48#define PERFMON_CTRL_REG 0x100
49
50/* Slave interface register offsets */
51#define SNOOP_CTRL_REG 0x0
52#define SH_OVERRIDE_REG 0x4
53#define READ_CHNL_QOS_VAL_OVERRIDE_REG 0x100
54#define WRITE_CHNL_QOS_VAL_OVERRIDE_REG 0x104
55#define QOS_CTRL_REG 0x10c
56#define MAX_OT_REG 0x110
57#define TARGET_LATENCY_REG 0x130
58#define LATENCY_REGULATION_REG 0x134
59#define QOS_RANGE_REG 0x138
60
61/* Snoop Control register bit definitions */
62#define DVM_EN_BIT (1 << 1)
63#define SNOOP_EN_BIT (1 << 0)
64
65/* Status register bit definitions */
66#define CHANGE_PENDING_BIT (1 << 0)
67
68/* Function declarations */
69extern void cci_enable_coherency(unsigned long mpidr);
70extern void cci_disable_coherency(unsigned long mpidr);
71
72#endif /* __CCI_400_H__ */