tlb.cc (7611:c119da5a80c8) tlb.cc (7612:917946898102)
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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353 bool is_write = (mode == Write);
354 bool is_priv = (cpsr.mode != MODE_USER) && !(flags & UserMode);
355
356 DPRINTF(TLBVerbose, "CPSR is user:%d UserMode:%d\n", cpsr.mode == MODE_USER, flags
357 & UserMode);
358 // If this is a clrex instruction, provide a PA of 0 with no fault
359 // This will force the monitor to set the tracked address to 0
360 // a bit of a hack but this effectively clrears this processors monitor
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

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

353 bool is_write = (mode == Write);
354 bool is_priv = (cpsr.mode != MODE_USER) && !(flags & UserMode);
355
356 DPRINTF(TLBVerbose, "CPSR is user:%d UserMode:%d\n", cpsr.mode == MODE_USER, flags
357 & UserMode);
358 // If this is a clrex instruction, provide a PA of 0 with no fault
359 // This will force the monitor to set the tracked address to 0
360 // a bit of a hack but this effectively clrears this processors monitor
361 if (flags & Clrex){
361 if (flags & Request::CLREX){
362 req->setPaddr(0);
363 req->setFlags(Request::UNCACHEABLE);
362 req->setPaddr(0);
363 req->setFlags(Request::UNCACHEABLE);
364 req->setFlags(Request::CLREX);
364 return NoFault;
365 }
366 if ((req->isInstFetch() && (!sctlr.i)) ||
367 ((!req->isInstFetch()) && (!sctlr.c))){
368 req->setFlags(Request::UNCACHEABLE);
369 }
370 if (!is_fetch) {
371 assert(flags & MustBeOne);

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365 return NoFault;
366 }
367 if ((req->isInstFetch() && (!sctlr.i)) ||
368 ((!req->isInstFetch()) && (!sctlr.c))){
369 req->setFlags(Request::UNCACHEABLE);
370 }
371 if (!is_fetch) {
372 assert(flags & MustBeOne);

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