1/*
2 * Copyright (c) 2003-2005 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;

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191ItbPageFault::invoke(ThreadContext *tc, const StaticInstPtr &inst)
192{
193 if (FullSystem) {
194 ItbFault::invoke(tc);
195 return;
196 }
197
198 Process *p = tc->getProcessPtr();
199 TlbEntry entry;
200 bool success = p->pTable->lookup(pc, entry);
201 if (!success) {
202 panic("Tried to execute unmapped address %#x.\n", pc);
203 } else {
204 VAddr vaddr(pc);
205 dynamic_cast<TLB *>(tc->getITBPtr())->insert(vaddr.page(), entry);
206 }
207}
208
209void
210NDtbMissFault::invoke(ThreadContext *tc, const StaticInstPtr &inst)
211{
212 if (FullSystem) {
213 DtbFault::invoke(tc, inst);
214 return;
215 }
216
217 Process *p = tc->getProcessPtr();
218 TlbEntry entry;
219 bool success = p->pTable->lookup(vaddr, entry);
220 if (!success) {
221 if (p->fixupStackFault(vaddr))
222 success = p->pTable->lookup(vaddr, entry);
223 }
224 if (!success) {
225 panic("Tried to access unmapped address %#x.\n", (Addr)vaddr);
226 } else {
227 dynamic_cast<TLB *>(tc->getDTBPtr())->insert(vaddr.page(), entry);
228 }
229}
230
231} // namespace AlphaISA
232