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authorFabien Chouteau <chouteau@adacore.com>2011-11-03 16:10:04 +0100
committerBlue Swirl <blauwirbel@gmail.com>2011-11-19 11:22:57 +0000
commit96d922a654f4b5a806af43d6dc6fa7c1becbbac6 (patch)
tree93da28bba54254011b814dbb611b232e4bb7be2a /target-sparc/int32_helper.c
parent9643c25f8d67646857159d6fc021b07e7a659192 (diff)
downloadfocaccia-qemu-96d922a654f4b5a806af43d6dc6fa7c1becbbac6.tar.gz
focaccia-qemu-96d922a654f4b5a806af43d6dc6fa7c1becbbac6.zip
Improve "ta 0" shutdown
This patch replace the previous implementation with this simplified and
more complete version (no shutdown when psret == 1).

Signed-off-by: Fabien Chouteau <chouteau@adacore.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'target-sparc/int32_helper.c')
-rw-r--r--target-sparc/int32_helper.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/target-sparc/int32_helper.c b/target-sparc/int32_helper.c
index 3a749bf5df..ac9d01ecba 100644
--- a/target-sparc/int32_helper.c
+++ b/target-sparc/int32_helper.c
@@ -19,6 +19,7 @@
 
 #include "cpu.h"
 #include "trace.h"
+#include "sysemu.h"
 
 //#define DEBUG_PCALL
 
@@ -100,8 +101,13 @@ void do_interrupt(CPUState *env)
 #endif
 #if !defined(CONFIG_USER_ONLY)
     if (env->psret == 0) {
-        cpu_abort(env, "Trap 0x%02x while interrupts disabled, Error state",
-                  env->exception_index);
+        if (env->exception_index == 0x80 &&
+            env->def->features & CPU_FEATURE_TA0_SHUTDOWN) {
+            qemu_system_shutdown_request();
+        } else {
+            cpu_abort(env, "Trap 0x%02x while interrupts disabled, Error state",
+                      env->exception_index);
+        }
         return;
     }
 #endif