#include "base/misc.hh"
#include "config/full_system.hh"
#include "mem/request.hh"
-#include "params/SparcDTB.hh"
-#include "params/SparcITB.hh"
+#include "params/SparcTLB.hh"
#include "sim/faults.hh"
#include "sim/tlb.hh"
//TLB state
protected:
+ // Only used when this is the data TLB.
+ uint64_t sfar;
uint64_t c0_tsb_ps0;
uint64_t c0_tsb_ps1;
uint64_t c0_config;
void writeTagAccess(Addr va, int context);
+ Fault translateInst(RequestPtr req, ThreadContext *tc);
+ Fault translateData(RequestPtr req, ThreadContext *tc, bool write);
+
public:
typedef SparcTLBParams Params;
TLB(const Params *p);
void dumpAll();
- // Checkpointing
- virtual void serialize(std::ostream &os);
- virtual void unserialize(Checkpoint *cp, const std::string §ion);
-
- /** Give an entry id, read that tlb entries' tte */
- uint64_t TteRead(int entry);
-
-};
-
-class ITB : public TLB
-{
- public:
- typedef SparcITBParams Params;
- ITB(const Params *p) : TLB(p)
- {
- cacheEntry = NULL;
- }
-
- Fault translateAtomic(RequestPtr &req, ThreadContext *tc);
- private:
- void writeSfsr(bool write, ContextType ct,
- bool se, FaultTypes ft, int asi);
- TlbEntry *cacheEntry;
- friend class DTB;
-};
-
-class DTB : public TLB
-{
- //DTLB specific state
- protected:
- uint64_t sfar;
- public:
- typedef SparcDTBParams Params;
- DTB(const Params *p) : TLB(p)
- {
- sfar = 0;
- cacheEntry[0] = NULL;
- cacheEntry[1] = NULL;
- }
-
- Fault translateAtomic(RequestPtr &req, ThreadContext *tc, bool write);
+ Fault translateAtomic(RequestPtr req, ThreadContext *tc, Mode mode);
+ void translateTiming(RequestPtr req, ThreadContext *tc,
+ Translation *translation, Mode mode);
#if FULL_SYSTEM
Tick doMmuRegRead(ThreadContext *tc, Packet *pkt);
Tick doMmuRegWrite(ThreadContext *tc, Packet *pkt);
virtual void serialize(std::ostream &os);
virtual void unserialize(Checkpoint *cp, const std::string §ion);
+ /** Give an entry id, read that tlb entries' tte */
+ uint64_t TteRead(int entry);
+
private:
void writeSfsr(Addr a, bool write, ContextType ct,
bool se, FaultTypes ft, int asi);