arm: add ARM support to M5

1 files changed, 59 insertions, 0 deletions

diff --git a/src/arch/arm/vtophys.hh b/src/arch/arm/vtophys.hh
new file mode 100644
index 000000000..edd21558f
--- /dev/null
+++ b/src/arch/arm/vtophys.hh
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2002-2005 The Regents of The University of Michigan
+ * Copyright (c) 2007-2008 The Florida State University
+ * 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
+ *          Nathan Binkert
+ *          Stephen Hines
+ */
+
+#ifndef __ARCH_ARM_VTOPHYS_H__
+#define __ARCH_ARM_VTOPHYS_H__
+
+#include "arch/arm/isa_traits.hh"
+#include "arch/arm/utility.hh"
+
+
+class ThreadContext;
+class FunctionalPort;
+
+namespace ArmISA {
+    inline Addr PteAddr(Addr a) { return (a & PteMask) << PteShift; }
+
+    // User Virtual
+    inline bool IsUSeg(Addr a) { return USegBase <= a && a <= USegEnd; }
+
+    inline bool IsKSeg0(Addr a) { return KSeg0Base <= a && a <= KSeg0End; }
+
+    inline Addr KSeg02Phys(Addr addr) { return addr & KSeg0Mask; }
+
+    Addr vtophys(Addr vaddr);
+    Addr vtophys(ThreadContext *tc, Addr vaddr);
+};
+
+#endif // __ARCH_ARM_VTOPHYS_H__
+