1
2/*
3 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are
8 * met: redistributions of source code must retain the above copyright

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56#endif
57
58#ifdef MACHINETYPE_L3Cache
59#define MACHINETYPE_L3CACHE_ENUM MachineType_L3Cache
60#else
61#define MACHINETYPE_L3CACHE_ENUM MachineType_NUM
62#endif
63
64#ifdef MACHINETYPE_DMA
65#define MACHINETYPE_DMA_ENUM MachineType_DMA
66#else
67#define MACHINETYPE_DMA_ENUM MachineType_NUM
68#endif
69
70// used to determine the number of acks to wait for
71int getNumberOfLastLevelCaches();
72
73// used to determine the home directory
74// returns a value between 0 and total_directories_within_the_system
75inline
76NodeID map_Address_to_DirectoryNode(const Address& addr)
77{
78 return DirectoryMemory::mapAddressToDirectoryVersion(addr);
79}
80

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85{
86 MachineID mach = {MachineType_Directory, map_Address_to_DirectoryNode(addr)};
87 return mach;
88}
89
90inline
91MachineID map_Address_to_DMA(const Address & addr)
92{
93 MachineID dma = {MACHINETYPE_DMA_ENUM, 0};
94 return dma;
95}
96
97inline
98MachineID mapAddressToRange(const Address & addr, MachineType type, int low_bit, int num_bits)
99{
100 MachineID mach = {type, 0};
101 if (num_bits == 0)
102 return mach;
103 mach.num = addr.bitSelect(low_bit, low_bit+num_bits-1);
104 return mach;

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