#ifndef __ARCH_SPARC_TLB_HH__
#define __ARCH_SPARC_TLB_HH__
+#include "arch/generic/tlb.hh"
#include "arch/sparc/asi.hh"
#include "arch/sparc/tlb_map.hh"
-#include "base/misc.hh"
-#include "config/full_system.hh"
+#include "base/logging.hh"
#include "mem/request.hh"
#include "params/SparcTLB.hh"
-#include "sim/faults.hh"
-#include "sim/tlb.hh"
class ThreadContext;
class Packet;
namespace SparcISA
{
+const Addr StartVAddrHole = ULL(0x0000800000000000);
+const Addr EndVAddrHole = ULL(0xFFFF7FFFFFFFFFFF);
+const Addr VAddrAMask = ULL(0xFFFFFFFF);
+const Addr PAddrImplMask = ULL(0x000000FFFFFFFFFF);
+
class TLB : public BaseTLB
{
-#if !FULL_SYSTEM
- //These faults need to be able to populate the tlb in SE mode.
+ // These faults need to be able to populate the tlb in SE mode.
friend class FastInstructionAccessMMUMiss;
friend class FastDataAccessMMUMiss;
-#endif
- //TLB state
+ // TLB state
protected:
// Only used when this is the data TLB.
uint64_t sfar;
*/
TlbEntry *lookup(Addr va, int partition_id, bool real, int context_id = 0,
bool update_used = true);
+
+ /** Remove all entries from the TLB */
+ void flushAll() override;
+
protected:
/** Insert a PTE into the TLB. */
void insert(Addr vpn, int partition_id, int context_id, bool real,
/** Given an entry id, read that tlb entries' tag. */
uint64_t TagRead(int entry);
- /** Remove all entries from the TLB */
- void invalidateAll();
-
/** Remove all non-locked entries from the tlb that match partition id. */
void demapAll(int partition_id);
void writeTagAccess(Addr va, int context);
- Fault translateInst(RequestPtr req, ThreadContext *tc);
- Fault translateData(RequestPtr req, ThreadContext *tc, bool write);
+ Fault translateInst(const RequestPtr &req, ThreadContext *tc);
+ Fault translateData(const RequestPtr &req, ThreadContext *tc, bool write);
public:
typedef SparcTLBParams Params;
TLB(const Params *p);
- void demapPage(Addr vaddr, uint64_t asn)
+ void takeOverFrom(BaseTLB *otlb) override {}
+
+ void
+ demapPage(Addr vaddr, uint64_t asn) override
{
panic("demapPage(Addr) is not implemented.\n");
}
void dumpAll();
- 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);
-#endif
+ Fault translateAtomic(
+ const RequestPtr &req, ThreadContext *tc, Mode mode) override;
+ void translateTiming(
+ const RequestPtr &req, ThreadContext *tc,
+ Translation *translation, Mode mode) override;
+ Fault finalizePhysical(
+ const RequestPtr &req,
+ ThreadContext *tc, Mode mode) const override;
+ Cycles doMmuRegRead(ThreadContext *tc, Packet *pkt);
+ Cycles doMmuRegWrite(ThreadContext *tc, Packet *pkt);
void GetTsbPtr(ThreadContext *tc, Addr addr, int ctx, Addr *ptrs);
// Checkpointing
- virtual void serialize(std::ostream &os);
- virtual void unserialize(Checkpoint *cp, const std::string §ion);
+ void serialize(CheckpointOut &cp) const override;
+ void unserialize(CheckpointIn &cp) override;
/** Give an entry id, read that tlb entries' tte */
uint64_t TteRead(int entry);