ARM: Fix table walk going on while ASID changes error

1 files changed, 14 insertions, 0 deletions

diff --git a/src/arch/arm/faults.cc b/src/arch/arm/faults.cc
index 9ce2e2da4..9fdd58da0 100644
--- a/src/arch/arm/faults.cc
+++ b/src/arch/arm/faults.cc
@@ -74,6 +74,9 @@ template<> ArmFault::FaultVals ArmFaultVals<FastInterrupt>::vals =
 template<> ArmFault::FaultVals ArmFaultVals<FlushPipe>::vals =
     {"Pipe Flush", 0x00, MODE_SVC, 0, 0, true, true}; // some dummy values
 
+template<> ArmFault::FaultVals ArmFaultVals<ReExec>::vals =
+    {"ReExec Flush", 0x00, MODE_SVC, 0, 0, true, true}; // some dummy values
+
 Addr 
 ArmFault::getVector(ThreadContext *tc)
 {
@@ -225,6 +228,17 @@ FlushPipe::invoke(ThreadContext *tc, StaticInstPtr inst) {
     tc->pcState(pc);
 }
 
+void
+ReExec::invoke(ThreadContext *tc, StaticInstPtr inst) {
+    DPRINTF(Faults, "Invoking ReExec Fault\n");
+
+    // Set the PC to then the faulting instruction.
+    // Net effect is simply squashing all instructions including this
+    // instruction and refetching/rexecuting current instruction
+    PCState pc = tc->pcState();
+    tc->pcState(pc);
+}
+
 template void AbortFault<PrefetchAbort>::invoke(ThreadContext *tc,
                                                 StaticInstPtr inst);
 template void AbortFault<DataAbort>::invoke(ThreadContext *tc,