a9scu.hh (8282:0cc4594abf28) a9scu.hh (9235:5aa4896ed55a)
1/*
2 * Copyright (c) 2010 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software
9 * licensed hereunder. You may use the software subject to the license
10 * terms below provided that you ensure that this notice is replicated
11 * unmodified and in its entirety in all distributions of the software,
12 * modified or unmodified, in source code or in binary form.
13 *
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions are
16 * met: redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer;
18 * redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution;
21 * neither the name of the copyright holders nor the names of its
22 * contributors may be used to endorse or promote products derived from
23 * this software without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
27 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
28 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
29 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
30 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
31 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
35 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 *
37 * Authors: Ali Saidi
38 */
39
40#ifndef __DEV_ARM_A9SCU_HH__
41#define __DEV_ARM_A9SCU_HH__
42
1/*
2 * Copyright (c) 2010 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software
9 * licensed hereunder. You may use the software subject to the license
10 * terms below provided that you ensure that this notice is replicated
11 * unmodified and in its entirety in all distributions of the software,
12 * modified or unmodified, in source code or in binary form.
13 *
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions are
16 * met: redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer;
18 * redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution;
21 * neither the name of the copyright holders nor the names of its
22 * contributors may be used to endorse or promote products derived from
23 * this software without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
27 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
28 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
29 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
30 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
31 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
35 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 *
37 * Authors: Ali Saidi
38 */
39
40#ifndef __DEV_ARM_A9SCU_HH__
41#define __DEV_ARM_A9SCU_HH__
42
43#include "base/range.hh"
44#include "dev/io_device.hh"
45#include "params/A9SCU.hh"
46
47/** @file
48 * This defines the snoop control unit register on an A9
49 */
50
51class A9SCU : public BasicPioDevice
52{
53 protected:
54 enum {
55 Control = 0x00,
56 Config = 0x04,
57 };
58
59 public:
60 typedef A9SCUParams Params;
61
62 /**
63 * The constructor for RealView just registers itself with the MMU.
64 * @param p params structure
65 */
66 A9SCU(Params *p);
67
68 /**
69 * Handle a read to the device
70 * @param pkt The memory request.
71 * @param data Where to put the data.
72 */
73 virtual Tick read(PacketPtr pkt);
74
75 /**
76 * All writes are panic.
77 * @param pkt The memory request.
78 * @param data the data
79 */
80 virtual Tick write(PacketPtr pkt);
81};
82
83
84#endif // __DEV_ARM_A9SCU_HH__
85
43#include "dev/io_device.hh"
44#include "params/A9SCU.hh"
45
46/** @file
47 * This defines the snoop control unit register on an A9
48 */
49
50class A9SCU : public BasicPioDevice
51{
52 protected:
53 enum {
54 Control = 0x00,
55 Config = 0x04,
56 };
57
58 public:
59 typedef A9SCUParams Params;
60
61 /**
62 * The constructor for RealView just registers itself with the MMU.
63 * @param p params structure
64 */
65 A9SCU(Params *p);
66
67 /**
68 * Handle a read to the device
69 * @param pkt The memory request.
70 * @param data Where to put the data.
71 */
72 virtual Tick read(PacketPtr pkt);
73
74 /**
75 * All writes are panic.
76 * @param pkt The memory request.
77 * @param data the data
78 */
79 virtual Tick write(PacketPtr pkt);
80};
81
82
83#endif // __DEV_ARM_A9SCU_HH__
84