Adding gem5 source to svn.

git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1819 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
2012-10-24 19:18:57 +00:00
parent f7ff71bd46
commit b41eec3f65
3222 changed files with 658579 additions and 1 deletions
--- a/simulators/gem5/src/arch/sparc/linux/process.cc
+++ b/simulators/gem5/src/arch/sparc/linux/process.cc
@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2003-2005 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: Steve Reinhardt
+ *          Gabe Black
+ *          Ali Saidi
+ */
+
+#include "arch/sparc/linux/process.hh"
+#include "arch/sparc/isa_traits.hh"
+#include "arch/sparc/registers.hh"
+#include "base/trace.hh"
+#include "cpu/thread_context.hh"
+#include "kern/linux/linux.hh"
+#include "sim/process.hh"
+#include "sim/syscall_emul.hh"
+
+using namespace std;
+using namespace SparcISA;
+
+SyscallDesc*
+SparcLinuxProcess::getDesc(int callnum)
+{
+    if (callnum < 0 || callnum >= Num_Syscall_Descs)
+        return NULL;
+    return &syscallDescs[callnum];
+}
+
+SyscallDesc*
+SparcLinuxProcess::getDesc32(int callnum)
+{
+    if (callnum < 0 || callnum >= Num_Syscall32_Descs)
+        return NULL;
+    return &syscall32Descs[callnum];
+}
+
+Sparc32LinuxProcess::Sparc32LinuxProcess(LiveProcessParams * params,
+                                         ObjectFile *objFile)
+    : Sparc32LiveProcess(params, objFile)
+{}
+
+void Sparc32LinuxProcess::handleTrap(int trapNum, ThreadContext *tc)
+{
+    switch (trapNum) {
+      case 0x10: //Linux 32 bit syscall trap
+        tc->syscall(tc->readIntReg(1));
+        break;
+      default:
+        SparcLiveProcess::handleTrap(trapNum, tc);
+    }
+}
+
+Sparc64LinuxProcess::Sparc64LinuxProcess(LiveProcessParams * params,
+                                         ObjectFile *objFile)
+    : Sparc64LiveProcess(params, objFile)
+{}
+
+void Sparc64LinuxProcess::handleTrap(int trapNum, ThreadContext *tc)
+{
+    switch (trapNum) {
+      // case 0x10: // Linux 32 bit syscall trap
+      case 0x6d: // Linux 64 bit syscall trap
+        tc->syscall(tc->readIntReg(1));
+        break;
+      default:
+        SparcLiveProcess::handleTrap(trapNum, tc);
+    }
+}