| tlb.hh (7678:f19b6a3a8cec) | tlb.hh (7694:de057cccee82) |
|---|---|
| 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 --- 83 unchanged lines hidden (view full) --- 92 93 uint32_t _attr; // Memory attributes for last accessed TLB entry 94 95#if FULL_SYSTEM 96 TableWalker *tableWalker; 97#endif 98 99 void nextnlu() { if (++nlu >= size) nlu = 0; } | 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 --- 83 unchanged lines hidden (view full) --- 92 93 uint32_t _attr; // Memory attributes for last accessed TLB entry 94 95#if FULL_SYSTEM 96 TableWalker *tableWalker; 97#endif 98 99 void nextnlu() { if (++nlu >= size) nlu = 0; } |
| 100 TlbEntry *lookup(Addr vpn, uint8_t asn); | 100 /** Lookup an entry in the TLB 101 * @param vpn virtual address 102 * @param asn context id/address space id to use 103 * @param functional if the lookup should modify state 104 * @return pointer to TLB entrry if it exists 105 */ 106 TlbEntry *lookup(Addr vpn, uint8_t asn, bool functional = false); |
| 101 102 // Access Stats 103 mutable Stats::Scalar read_hits; 104 mutable Stats::Scalar read_misses; 105 mutable Stats::Scalar read_acv; 106 mutable Stats::Scalar read_accesses; 107 mutable Stats::Scalar write_hits; 108 mutable Stats::Scalar write_misses; --- 40 unchanged lines hidden (view full) --- 149 150 void demapPage(Addr vaddr, uint64_t asn) 151 { 152 flushMvaAsid(vaddr, asn); 153 } 154 155 static bool validVirtualAddress(Addr vaddr); 156 | 107 108 // Access Stats 109 mutable Stats::Scalar read_hits; 110 mutable Stats::Scalar read_misses; 111 mutable Stats::Scalar read_acv; 112 mutable Stats::Scalar read_accesses; 113 mutable Stats::Scalar write_hits; 114 mutable Stats::Scalar write_misses; --- 40 unchanged lines hidden (view full) --- 155 156 void demapPage(Addr vaddr, uint64_t asn) 157 { 158 flushMvaAsid(vaddr, asn); 159 } 160 161 static bool validVirtualAddress(Addr vaddr); 162 |
| 163 /** 164 * Do a functional lookup on the TLB (for debugging) 165 * and don't modify any internal state 166 * @param tc thread context to get the context id from 167 * @param vaddr virtual address to translate 168 * @param pa returned physical address 169 * @return if the translation was successful 170 */ 171 bool translateFunctional(ThreadContext *tc, Addr vaddr, Addr &paddr); 172 |
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| 157 /** Accessor functions for memory attributes for last accessed TLB entry 158 */ 159 void 160 setAttr(uint32_t attr) 161 { 162 _attr = attr; 163 } 164 uint32_t --- 26 unchanged lines hidden --- | 173 /** Accessor functions for memory attributes for last accessed TLB entry 174 */ 175 void 176 setAttr(uint32_t attr) 177 { 178 _attr = attr; 179 } 180 uint32_t --- 26 unchanged lines hidden --- |