1/* 2 * Copyright (c) 2006 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; --- 31 unchanged lines hidden (view full) --- 40 41namespace SparcISA 42{ 43struct VAddr 44{ 45 VAddr(Addr a) { panic("not implemented yet."); } 46}; 47 |
48class TteTag 49{ 50 private: 51 uint64_t entry; 52 bool populated; 53 54 public: 55 TteTag() : entry(0), populated(false) {} 56 TteTag(uint64_t e) : entry(e), populated(true) {} 57 const TteTag &operator=(uint64_t e) { populated = true; 58 entry = e; return *this; } 59 bool valid() const {assert(populated); return !bits(entry,62,62); } 60 Addr va() const {assert(populated); return bits(entry,41,0); } 61}; 62 63 |
64class PageTableEntry 65{ 66 public: 67 enum EntryType { 68 sun4v, 69 sun4u, 70 invalid 71 }; --- 49 unchanged lines hidden (view full) --- 121 static int pageSizes[6]; 122 123 124 uint64_t operator()() const { assert(populated); return entry4u; } 125 const PageTableEntry &operator=(uint64_t e) { populated = true; 126 entry4u = e; return *this; } 127 128 const PageTableEntry &operator=(const PageTableEntry &e) |
129 { populated = true; entry4u = e.entry4u; type = e.type; return *this; } |
130 131 bool valid() const { return bits(entry4u,63,63) && populated; } 132 uint8_t _size() const { assert(populated); 133 return bits(entry4u, 62,61) | 134 bits(entry4u, 48,48) << 2; } 135 Addr size() const { assert(_size() < 6); return pageSizes[_size()]; } |
136 Addr sizeMask() const { assert(_size() < 6); return pageSizes[_size()]-1;} |
137 bool ie() const { return bits(entry4u, 59,59); } 138 Addr pfn() const { assert(populated); return bits(entry4u,39,13); } 139 Addr paddr() const { assert(populated); return mbits(entry4u, 39,13);} 140 bool locked() const { assert(populated); return bits(entry4u,6,6); } 141 bool cv() const { assert(populated); return bits(entry4u,4,4); } 142 bool cp() const { assert(populated); return bits(entry4u,5,5); } 143 bool priv() const { assert(populated); return bits(entry4u,2,2); } 144 bool writable() const { assert(populated); return bits(entry4u,1,1); } 145 bool nofault() const { assert(populated); return bits(entry4u,60,60); } 146 bool sideffect() const { assert(populated); return bits(entry4u,3,3); } |
147 Addr paddrMask() const { assert(populated); 148 return mbits(entry4u, 39,13) & ~sizeMask(); } |
149}; 150 151struct TlbRange { 152 Addr va; 153 Addr size; 154 int contextId; 155 int partitionId; 156 bool real; --- 51 unchanged lines hidden --- |