sim: Move the BaseTLB to src/arch/generic/

The TLB-related code is generally architecture dependent and should
live in the arch directory to signify that.

--HG--
rename : src/sim/BaseTLB.py => src/arch/generic/BaseTLB.py
rename : src/sim/tlb.cc => src/arch/generic/tlb.cc
rename : src/sim/tlb.hh => src/arch/generic/tlb.hh

src/sim/SConscript

@@ -30,7 +30,6 @@
 
 Import('*')
 
-SimObject('BaseTLB.py')
 SimObject('ClockedObject.py')
 SimObject('TickedObject.py')
 SimObject('Root.py')
@@ -75,7 +74,6 @@ if env['TARGET_ISA'] != 'null':
     Source('process.cc')
     Source('pseudo_inst.cc')
     Source('syscall_emul.cc')
-    Source('tlb.cc')
 
 DebugFlag('Checkpoint')
 DebugFlag('Config')
@@ -92,7 +90,6 @@ DebugFlag('PseudoInst')
 DebugFlag('Stack')
 DebugFlag('SyscallVerbose')
 DebugFlag('TimeSync')
-DebugFlag('TLB')
 DebugFlag('Thread')
 DebugFlag('Timer')
 DebugFlag('VtoPhys')