PersistentTable.hh revision 7039
110298Salexandru.dutu@amd.com/* 210298Salexandru.dutu@amd.com * Copyright (c) 1999-2008 Mark D. Hill and David A. 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IN NO EVENT SHALL THE COPYRIGHT 2010298Salexandru.dutu@amd.com * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2110298Salexandru.dutu@amd.com * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2210298Salexandru.dutu@amd.com * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2310298Salexandru.dutu@amd.com * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2410298Salexandru.dutu@amd.com * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2510298Salexandru.dutu@amd.com * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2610298Salexandru.dutu@amd.com * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2710298Salexandru.dutu@amd.com */ 2810298Salexandru.dutu@amd.com 2910298Salexandru.dutu@amd.com#ifndef __MEM_RUBY_SYSTEM_PERSISTENTTABLE_HH__ 3010298Salexandru.dutu@amd.com#define __MEM_RUBY_SYSTEM_PERSISTENTTABLE_HH__ 3110298Salexandru.dutu@amd.com 3210298Salexandru.dutu@amd.com#include "mem/gems_common/Map.hh" 3310298Salexandru.dutu@amd.com#include "mem/protocol/AccessType.hh" 3410298Salexandru.dutu@amd.com#include "mem/ruby/common/Address.hh" 3510298Salexandru.dutu@amd.com#include "mem/ruby/common/Global.hh" 3610298Salexandru.dutu@amd.com#include "mem/ruby/common/NetDest.hh" 3710298Salexandru.dutu@amd.com#include "mem/ruby/system/MachineID.hh" 3810298Salexandru.dutu@amd.com 3910298Salexandru.dutu@amd.comclass PersistentTableEntry 4010298Salexandru.dutu@amd.com{ 4110298Salexandru.dutu@amd.com public: 4210298Salexandru.dutu@amd.com void print(ostream& out) const {} 4310298Salexandru.dutu@amd.com 4411800Sbrandon.potter@amd.com NetDest m_starving; 4511800Sbrandon.potter@amd.com NetDest m_marked; 4610298Salexandru.dutu@amd.com NetDest m_request_to_write; 4710298Salexandru.dutu@amd.com}; 4810298Salexandru.dutu@amd.com 4910298Salexandru.dutu@amd.comclass PersistentTable 5010298Salexandru.dutu@amd.com{ 5110298Salexandru.dutu@amd.com public: 5210298Salexandru.dutu@amd.com // Constructors 5310298Salexandru.dutu@amd.com PersistentTable(); 5410298Salexandru.dutu@amd.com 5510298Salexandru.dutu@amd.com // Destructor 5610298Salexandru.dutu@amd.com ~PersistentTable(); 5710298Salexandru.dutu@amd.com 5810298Salexandru.dutu@amd.com // Public Methods 5910298Salexandru.dutu@amd.com void persistentRequestLock(const Address& address, MachineID locker, 6010298Salexandru.dutu@amd.com AccessType type); 6110298Salexandru.dutu@amd.com void persistentRequestUnlock(const Address& address, MachineID unlocker); 6210298Salexandru.dutu@amd.com bool okToIssueStarving(const Address& address, MachineID machID) const; 6310298Salexandru.dutu@amd.com MachineID findSmallest(const Address& address) const; 6410298Salexandru.dutu@amd.com AccessType typeOfSmallest(const Address& address) const; 6510298Salexandru.dutu@amd.com void markEntries(const Address& address); 6610298Salexandru.dutu@amd.com bool isLocked(const Address& addr) const; 6710298Salexandru.dutu@amd.com int countStarvingForAddress(const Address& addr) const; 6810298Salexandru.dutu@amd.com int countReadStarvingForAddress(const Address& addr) const; 6910298Salexandru.dutu@amd.com 7010298Salexandru.dutu@amd.com static void printConfig(ostream& out) {} 7110298Salexandru.dutu@amd.com 7210298Salexandru.dutu@amd.com void print(ostream& out) const; 7310298Salexandru.dutu@amd.com 7410298Salexandru.dutu@amd.com private: 7510298Salexandru.dutu@amd.com // Private copy constructor and assignment operator 7610298Salexandru.dutu@amd.com PersistentTable(const PersistentTable& obj); 7710298Salexandru.dutu@amd.com PersistentTable& operator=(const PersistentTable& obj); 7810298Salexandru.dutu@amd.com 7910298Salexandru.dutu@amd.com // Data Members (m_prefix) 8010298Salexandru.dutu@amd.com Map<Address, PersistentTableEntry>* m_map_ptr; 8110298Salexandru.dutu@amd.com}; 8210298Salexandru.dutu@amd.com 8310298Salexandru.dutu@amd.cominline ostream& 8410298Salexandru.dutu@amd.comoperator<<(ostream& out, const PersistentTable& obj) 8510298Salexandru.dutu@amd.com{ 8610298Salexandru.dutu@amd.com obj.print(out); 8710298Salexandru.dutu@amd.com out << flush; 8810298Salexandru.dutu@amd.com return out; 8910298Salexandru.dutu@amd.com} 9010298Salexandru.dutu@amd.com 9110298Salexandru.dutu@amd.cominline ostream& 9210298Salexandru.dutu@amd.comoperator<<(ostream& out, const PersistentTableEntry& obj) 9310298Salexandru.dutu@amd.com{ 9410298Salexandru.dutu@amd.com obj.print(out); 9510298Salexandru.dutu@amd.com out << flush; 9610298Salexandru.dutu@amd.com return out; 9710298Salexandru.dutu@amd.com} 9810298Salexandru.dutu@amd.com 9910298Salexandru.dutu@amd.com#endif // __MEM_RUBY_SYSTEM_PERSISTENTTABLE_HH__ 10010298Salexandru.dutu@amd.com