1 files changed, 14 insertions, 0 deletions
diff --git a/src/arch/x86/system.cc b/src/arch/x86/system.cc
index 096f10f5e..b0dab7bed 100644
--- a/src/arch/x86/system.cc
+++ b/src/arch/x86/system.cc
@@ -43,6 +43,7 @@
 
 #include "arch/x86/bios/intelmp.hh"
 #include "arch/x86/bios/smbios.hh"
+#include "arch/x86/faults.hh"
 #include "arch/x86/isa_traits.hh"
 #include "base/loader/object_file.hh"
 #include "cpu/thread_context.hh"
@@ -107,6 +108,19 @@ X86System::initState()
 {
     System::initState();
 
+    for (auto *tc: threadContexts) {
+        X86ISA::InitInterrupt(0).invoke(tc);
+
+        if (tc->contextId() == 0) {
+            tc->activate();
+        } else {
+            // This is an application processor (AP). It should be initialized
+            // to look like only the BIOS POST has run on it and put then put
+            // it into a halted state.
+            tc->suspend();
+        }
+    }
+
     if (!kernel)
         fatal("No kernel to load.\n");