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authorKorey Sewell <ksewell@umich.edu>2007-11-13 16:58:16 -0500
committerKorey Sewell <ksewell@umich.edu>2007-11-13 16:58:16 -0500
commit269259004943b80916ec9b6354f2fc00c811c88b (patch)
tree4a01b0300aef6692a787f85d42280a1dbdb086e6 /src/arch/mips/vtophys.cc
parent422ab8bec0034a6b703578ec2c92350c6382875a (diff)
downloadgem5-269259004943b80916ec9b6354f2fc00c811c88b.tar.xz
Add in files from merge-bare-iron, get them compiling in FS and SE mode
--HG-- extra : convert_revision : d4e19afda897bc3797868b40469ce2ec7ec7d251
Diffstat (limited to 'src/arch/mips/vtophys.cc')
-rwxr-xr-xsrc/arch/mips/vtophys.cc67
1 files changed, 67 insertions, 0 deletions
diff --git a/src/arch/mips/vtophys.cc b/src/arch/mips/vtophys.cc
new file mode 100755
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+++ b/src/arch/mips/vtophys.cc
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+/*
+ * Copyright (c) 2002-2005 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: Nathan Binkert
+ * Steve Reinhardt
+ * Ali Saidi
+ */
+
+#include <string>
+
+#include "arch/mips/vtophys.hh"
+#include "base/chunk_generator.hh"
+#include "base/trace.hh"
+#include "cpu/thread_context.hh"
+#include "mem/vport.hh"
+using namespace std;
+using namespace MipsISA;
+
+Addr
+MipsISA::vtophys(Addr vaddr)
+{
+ Addr paddr = 0;
+ if (MipsISA::IsUSeg(vaddr))
+ DPRINTF(VtoPhys, "vtophys: invalid vaddr %#x", vaddr);
+ else if (MipsISA::IsKSeg0(vaddr))
+ paddr = MipsISA::KSeg02Phys(vaddr);
+ else if(MipsISA::IsKSeg1(vaddr))
+ paddr = MipsISA::KSeg12Phys(vaddr);
+ else
+ panic("vtophys: ptbr is not set on virtual lookup for vaddr %#x", vaddr);
+
+ DPRINTF(VtoPhys, "vtophys(%#x) -> %#x\n", vaddr, paddr);
+
+ return paddr;
+}
+
+Addr
+MipsISA::vtophys(ThreadContext *tc, Addr addr)
+{
+
+ fatal("VTOPHYS: Unimplemented on MIPS\n");
+}
+