sim, arch, base: Refactor the base remote GDB class.

[gem5.git] / src / sim / full_system.hh

diff --git a/src/sim/full_system.hh b/src/sim/full_system.hh
index e67fc11a97c917b510e509383be553ff5fea9a8d..18cf34d09c11c4a0e197436725e122dbc554073a 100644 (file)
--- a/src/sim/full_system.hh
+++ b/src/sim/full_system.hh
@@ -31,6 +31,18 @@
 #ifndef __SIM_FULL_SYSTEM_HH__
 #define __SIM_FULL_SYSTEM_HH__
 
+/**
+ * The FullSystem variable can be used to determine the current mode
+ * of simulation.
+ */
 extern bool FullSystem;
 
+/**
+ * In addition to the boolean flag we make use of an unsigned int
+ * since the CPU instruction decoder makes use of the variable in
+ * switch statements. A value of 0 signifies syscall emulation, and
+ * any other value full system.
+ */
+extern unsigned int FullSystemInt;
+
 #endif // __SIM_FULL_SYSTEM_HH__