-/* $Id$ */
+/*
+ * Copyright (c) 2004 The Regents of The University of Michigan
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
/* @file
* BadDevice implemenation
#include "base/trace.hh"
#include "cpu/exec_context.hh"
-#include "dev/scsi_ctrl.hh"
#include "dev/baddev.hh"
-#include "dev/tsunamireg.h"
-#include "dev/tsunami.hh"
+#include "mem/bus/bus.hh"
+#include "mem/bus/pio_interface.hh"
+#include "mem/bus/pio_interface_impl.hh"
#include "mem/functional_mem/memory_control.hh"
#include "sim/builder.hh"
#include "sim/system.hh"
using namespace std;
BadDevice::BadDevice(const string &name, Addr a, MemoryController *mmu,
- const string &devicename)
- : FunctionalMemory(name), addr(a), devname(devicename)
+ HierParams *hier, Bus *bus, const string &devicename)
+ : PioDevice(name), addr(a), devname(devicename)
{
- mmu->add_child(this, Range<Addr>(addr, addr + size));
+ mmu->add_child(this, RangeSize(addr, size));
+
+ if (bus) {
+ pioInterface = newPioInterface(name, hier, bus, this,
+ &BadDevice::cacheAccess);
+ pioInterface->addAddrRange(RangeSize(addr, size));
+ }
+
}
Fault
return No_Fault;
}
+Tick
+BadDevice::cacheAccess(MemReqPtr &req)
+{
+ return curTick;
+}
BEGIN_DECLARE_SIM_OBJECT_PARAMS(BadDevice)
SimObjectParam<MemoryController *> mmu;
Param<Addr> addr;
+ SimObjectParam<HierParams *> hier;
+ SimObjectParam<Bus*> io_bus;
Param<string> devicename;
END_DECLARE_SIM_OBJECT_PARAMS(BadDevice)
INIT_PARAM(mmu, "Memory Controller"),
INIT_PARAM(addr, "Device Address"),
+ INIT_PARAM_DFLT(hier, "Hierarchy global variables", &defaultHierParams),
+ INIT_PARAM_DFLT(io_bus, "The IO Bus to attach to", NULL),
INIT_PARAM(devicename, "Name of device to error on")
END_INIT_SIM_OBJECT_PARAMS(BadDevice)
CREATE_SIM_OBJECT(BadDevice)
{
- return new BadDevice(getInstanceName(), addr, mmu, devicename);
+ return new BadDevice(getInstanceName(), addr, mmu, hier, io_bus,
+ devicename);
}
REGISTER_SIM_OBJECT("BadDevice", BadDevice)