ARM: Add I/O devices for booting linux

--HG--
rename : src/dev/arm/Versatile.py => src/dev/arm/RealView.py
rename : src/dev/arm/versatile.cc => src/dev/arm/realview.cc
rename : src/dev/arm/versatile.hh => src/dev/arm/realview.hh

1 files changed, 119 insertions, 0 deletions

diff --git a/src/dev/arm/realview.hh b/src/dev/arm/realview.hh
new file mode 100644
index 000000000..c15f97a71
--- /dev/null
+++ b/src/dev/arm/realview.hh
@@ -0,0 +1,119 @@
+/*
+ * Copyright (c) 2009 ARM Limited
+ * All rights reserved
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder.  You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
+ * Copyright (c) 2004-2005 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.
+ *
+ * Authors: Ali Saidi
+ */
+
+/**
+ * @file
+ * Declaration of top level class for the RealView platform chips. This class just
+ * retains pointers to all its children so the children can communicate.
+ */
+
+#ifndef __DEV_ARM_RealView_HH__
+#define __DEV_ARM_RealView_HH__
+
+#include "dev/platform.hh"
+#include "params/RealView.hh"
+
+class IdeController;
+class System;
+
+class RealView : public Platform
+{
+  public:
+    /** Pointer to the system */
+    System *system;
+
+  public:
+    typedef RealViewParams Params;
+    /**
+     * Constructor for the Tsunami Class.
+     * @param name name of the object
+     * @param s system the object belongs to
+     * @param intctrl pointer to the interrupt controller
+     */
+    RealView(const Params *p);
+
+    /**
+     * Return the interrupting frequency to AlphaAccess
+     * @return frequency of RTC interrupts
+     */
+    virtual Tick intrFrequency();
+
+    /**
+     * Cause the cpu to post a serial interrupt to the CPU.
+     */
+    virtual void postConsoleInt();
+
+    /**
+     * Clear a posted CPU interrupt
+     */
+    virtual void clearConsoleInt();
+
+    /**
+     * Cause the chipset to post a cpi interrupt to the CPU.
+     */
+    virtual void postPciInt(int line);
+
+    /**
+     * Clear a posted PCI->CPU interrupt
+     */
+    virtual void clearPciInt(int line);
+
+
+    virtual Addr pciToDma(Addr pciAddr) const;
+
+    /**
+     * Calculate the configuration address given a bus/dev/func.
+     */
+    virtual Addr calcPciConfigAddr(int bus, int dev, int func);
+
+    /**
+     * Calculate the address for an IO location on the PCI bus.
+     */
+    virtual Addr calcPciIOAddr(Addr addr);
+
+    /**
+     * Calculate the address for a memory location on the PCI bus.
+     */
+    virtual Addr calcPciMemAddr(Addr addr);
+};
+
+#endif // __DEV_ARM_RealView_HH__