dev-arm: Improve fault message on SMMUv3 translation fault

Change-Id: Ib1d7ae73951b52f2378f8bd50e804d3237f74074
Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/21303
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
Tested-by: kokoro <noreply+kokoro@google.com>

src/dev/arm/smmu_v3_transl.cc

@@ -226,7 +226,10 @@ SMMUTranslationProcess::main(Yield &yield)
         hazardIdRelease();
 
         if (tr.fault != FAULT_NONE)
-            panic("fault\n");
+            panic("Translation Fault (addr=%#x, size=%#x, sid=%d, ssid=%d, "
+                    "isWrite=%d, isPrefetch=%d, isAtsRequest=%d)\n",
+                    request.addr, request.size, request.sid, request.ssid,
+                    request.isWrite, request.isPrefetch, request.isAtsRequest);
 
         completeTransaction(yield, tr);
     }