2 * Copyright (c) 2010 ARM Limited
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.
14 * Copyright (c) 2005 The Regents of The University of Michigan
15 * All rights reserved.
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18 * modification, are permitted provided that the following conditions are
19 * met: redistributions of source code must retain the above copyright
20 * notice, this list of conditions and the following disclaimer;
21 * redistributions in binary form must reproduce the above copyright
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26 * this software without specific prior written permission.
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45 * This is a base class for AMBA devices that have to respond to Device and
46 * Implementer ID calls.
49 #ifndef __DEV_ARM_AMBA_DEVICE_HH__
50 #define __DEV_ARM_AMBA_DEVICE_HH__
52 #include "dev/arm/base_gic.hh"
53 #include "dev/dma_device.hh"
54 #include "dev/io_device.hh"
55 #include "mem/packet.hh"
56 #include "mem/packet_access.hh"
57 #include "params/AmbaPioDevice.hh"
58 #include "params/AmbaDmaDevice.hh"
59 #include "params/AmbaIntDevice.hh"
65 static const int AMBA_PER_ID0 = 0xFE0;
66 static const int AMBA_PER_ID1 = 0xFE4;
67 static const int AMBA_PER_ID2 = 0xFE8;
68 static const int AMBA_PER_ID3 = 0xFEC;
69 static const int AMBA_CEL_ID0 = 0xFF0;
70 static const int AMBA_CEL_ID1 = 0xFF4;
71 static const int AMBA_CEL_ID2 = 0xFF8;
72 static const int AMBA_CEL_ID3 = 0xFFC;
74 bool readId(PacketPtr pkt, uint64_t amba_id, Addr pio_addr);
78 class AmbaPioDevice : public BasicPioDevice, public AmbaDevice
84 typedef AmbaPioDeviceParams Params;
85 AmbaPioDevice(const Params *p, Addr pio_size);
88 class AmbaIntDevice : public AmbaPioDevice
96 typedef AmbaIntDeviceParams Params;
97 AmbaIntDevice(const Params *p, Addr pio_size);
100 class AmbaDmaDevice : public DmaDevice, public AmbaDevice
111 typedef AmbaDmaDeviceParams Params;
112 AmbaDmaDevice(const Params *p, Addr pio_size = 0);
116 #endif //__DEV_ARM_AMBA_DEVICE_HH__