tlb.hh (7406:ddc26bd4ea7d) tlb.hh (7436:b578349f9371)
1/*
2 * Copyright (c) 2010 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

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83 protected:
84 typedef std::multimap<Addr, int> PageTable;
85 PageTable lookupTable; // Quick lookup into page table
86
87 TlbEntry *table; // the Page Table
88 int size; // TLB Size
89 int nlu; // not last used entry (for replacement)
90
1/*
2 * Copyright (c) 2010 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

--- 74 unchanged lines hidden (view full) ---

83 protected:
84 typedef std::multimap<Addr, int> PageTable;
85 PageTable lookupTable; // Quick lookup into page table
86
87 TlbEntry *table; // the Page Table
88 int size; // TLB Size
89 int nlu; // not last used entry (for replacement)
90
91 uint32_t _attr; // Memory attributes for last accessed TLB entry
92
91#if FULL_SYSTEM
92 TableWalker *tableWalker;
93#endif
94
95 void nextnlu() { if (++nlu >= size) nlu = 0; }
96 TlbEntry *lookup(Addr vpn, uint8_t asn);
97
98 // Access Stats

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146
147 void demapPage(Addr vaddr, uint64_t asn)
148 {
149 flushMvaAsid(vaddr, asn);
150 }
151
152 static bool validVirtualAddress(Addr vaddr);
153
93#if FULL_SYSTEM
94 TableWalker *tableWalker;
95#endif
96
97 void nextnlu() { if (++nlu >= size) nlu = 0; }
98 TlbEntry *lookup(Addr vpn, uint8_t asn);
99
100 // Access Stats

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148
149 void demapPage(Addr vaddr, uint64_t asn)
150 {
151 flushMvaAsid(vaddr, asn);
152 }
153
154 static bool validVirtualAddress(Addr vaddr);
155
156 /** Accessor functions for memory attributes for last accessed TLB entry
157 */
158 void
159 setAttr(uint32_t attr)
160 {
161 _attr = attr;
162 }
163 uint32_t
164 getAttr() const
165 {
166 return _attr;
167 }
168
154#if FULL_SYSTEM
155 Fault translateFs(RequestPtr req, ThreadContext *tc, Mode mode,
156 Translation *translation, bool &delay, bool timing);
157#else
158 Fault translateSe(RequestPtr req, ThreadContext *tc, Mode mode,
159 Translation *translation, bool &delay, bool timing);
160#endif
161 Fault translateAtomic(RequestPtr req, ThreadContext *tc, Mode mode);

--- 13 unchanged lines hidden --- 		169#if FULL_SYSTEM
170 Fault translateFs(RequestPtr req, ThreadContext *tc, Mode mode,
171 Translation *translation, bool &delay, bool timing);
172#else
173 Fault translateSe(RequestPtr req, ThreadContext *tc, Mode mode,
174 Translation *translation, bool &delay, bool timing);
175#endif
176 Fault translateAtomic(RequestPtr req, ThreadContext *tc, Mode mode);

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