From ea9edadd3c8674702c9174eaa99072951a50943b Mon Sep 17 00:00:00 2001
From: Erik Abair <erik.abair@gmail.com>
Date: Thu, 2 Dec 2021 09:34:06 -0800
Subject: [PATCH] tcg: Log page fault exceptions.

---
 target/i386/tcg/sysemu/excp_helper.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/target/i386/tcg/sysemu/excp_helper.c b/target/i386/tcg/sysemu/excp_helper.c
index b1f40040f8..1be1765bdb 100644
--- a/target/i386/tcg/sysemu/excp_helper.c
+++ b/target/i386/tcg/sysemu/excp_helper.c
@@ -646,6 +646,16 @@ bool x86_cpu_tlb_fill(CPUState *cs, vaddr addr, int size,
     } else {
         env->cr[2] = err.cr2;
     }
+
+#ifdef XBOX
+    fprintf(stderr,
+            "MMU fault: ExceptionIndex: EXCP%02X ErrorCode: %d ReturnAddr: %lX EIP: %X\n",
+            cs->exception_index,
+            env->error_code,
+            retaddr,
+            env->eip);
+#endif
+
     raise_exception_err_ra(env, err.exception_index, err.error_code, retaddr);
 }