2009-11-18 01:02:08 +01:00
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/*
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2010-08-23 18:18:40 +02:00
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* Copyright (c) 2010 ARM Limited
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2010-06-02 19:57:59 +02:00
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* All rights reserved
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*
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* The license below extends only to copyright in the software and shall
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* not be construed as granting a license to any other intellectual
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* property including but not limited to intellectual property relating
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* to a hardware implementation of the functionality of the software
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* licensed hereunder. You may use the software subject to the license
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* terms below provided that you ensure that this notice is replicated
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* unmodified and in its entirety in all distributions of the software,
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* modified or unmodified, in source code or in binary form.
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*
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2010-08-23 18:18:40 +02:00
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* Copyright (c) 2005 The Regents of The University of Michigan
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2009-11-18 01:02:08 +01:00
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Authors: Ali Saidi
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*/
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2010-08-23 18:18:40 +02:00
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2009-11-18 01:02:08 +01:00
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/** @file
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2010-08-23 18:18:40 +02:00
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* This is a base class for AMBA devices that have to respond to Device and
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* Implementer ID calls.
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2009-11-18 01:02:08 +01:00
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*/
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2010-11-15 21:04:03 +01:00
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#ifndef __DEV_ARM_AMBA_DEVICE_HH__
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#define __DEV_ARM_AMBA_DEVICE_HH__
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2009-11-18 01:02:08 +01:00
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2012-10-25 15:05:24 +02:00
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#include "dev/arm/base_gic.hh"
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2012-05-23 15:15:45 +02:00
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#include "dev/dma_device.hh"
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2011-04-15 19:44:06 +02:00
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#include "dev/io_device.hh"
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2010-08-23 18:18:40 +02:00
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#include "mem/packet.hh"
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#include "mem/packet_access.hh"
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2013-07-12 04:56:39 +02:00
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#include "params/AmbaPioDevice.hh"
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2010-08-23 18:18:40 +02:00
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#include "params/AmbaDmaDevice.hh"
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2011-04-15 19:44:06 +02:00
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#include "params/AmbaIntDevice.hh"
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2010-08-23 18:18:40 +02:00
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2013-07-12 04:56:39 +02:00
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class AmbaDevice
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{
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protected:
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static const int AMBA_PER_ID0 = 0xFE0;
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static const int AMBA_PER_ID1 = 0xFE4;
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static const int AMBA_PER_ID2 = 0xFE8;
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static const int AMBA_PER_ID3 = 0xFEC;
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static const int AMBA_CEL_ID0 = 0xFF0;
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static const int AMBA_CEL_ID1 = 0xFF4;
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static const int AMBA_CEL_ID2 = 0xFF8;
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static const int AMBA_CEL_ID3 = 0xFFC;
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bool readId(PacketPtr pkt, uint64_t amba_id, Addr pio_addr);
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};
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2010-08-23 18:18:40 +02:00
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2009-11-18 01:02:08 +01:00
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2013-07-12 04:56:39 +02:00
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class AmbaPioDevice : public BasicPioDevice, public AmbaDevice
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2009-11-18 01:02:08 +01:00
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{
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2010-08-23 18:18:40 +02:00
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protected:
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uint64_t ambaId;
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public:
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2013-07-12 04:56:39 +02:00
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typedef AmbaPioDeviceParams Params;
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2013-07-12 04:57:04 +02:00
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AmbaPioDevice(const Params *p, Addr pio_size);
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2010-08-23 18:18:40 +02:00
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};
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2010-08-23 18:18:40 +02:00
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2013-07-12 04:56:39 +02:00
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class AmbaIntDevice : public AmbaPioDevice
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2011-02-12 01:29:36 +01:00
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{
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protected:
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int intNum;
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2012-10-25 15:05:24 +02:00
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BaseGic *gic;
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2011-02-12 01:29:36 +01:00
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Tick intDelay;
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public:
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typedef AmbaIntDeviceParams Params;
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2013-07-12 04:57:04 +02:00
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AmbaIntDevice(const Params *p, Addr pio_size);
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2011-02-12 01:29:36 +01:00
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};
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2013-07-12 04:56:39 +02:00
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class AmbaDmaDevice : public DmaDevice, public AmbaDevice
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2010-08-23 18:18:40 +02:00
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{
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protected:
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uint64_t ambaId;
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2010-11-15 21:04:03 +01:00
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Addr pioAddr;
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Addr pioSize;
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Tick pioDelay;
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int intNum;
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2012-10-25 15:05:24 +02:00
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BaseGic *gic;
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2010-08-23 18:18:40 +02:00
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public:
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typedef AmbaDmaDeviceParams Params;
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2015-06-09 15:21:12 +02:00
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AmbaDmaDevice(const Params *p, Addr pio_size = 0);
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2010-08-23 18:18:40 +02:00
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};
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2010-08-23 18:18:40 +02:00
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2010-11-15 21:04:03 +01:00
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#endif //__DEV_ARM_AMBA_DEVICE_HH__
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