xbar.cc (12776:410b60d8a397) xbar.cc (12778:ca8c50112a66)
1/*
2 * Copyright (c) 2011-2015, 2018 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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322
323PortID
324BaseXBar::findPort(Addr addr)
325{
326 // we should never see any address lookups before we've got the
327 // ranges of all connected slave modules
328 assert(gotAllAddrRanges);
329
1/*
2 * Copyright (c) 2011-2015, 2018 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

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

322
323PortID
324BaseXBar::findPort(Addr addr)
325{
326 // we should never see any address lookups before we've got the
327 // ranges of all connected slave modules
328 assert(gotAllAddrRanges);
329
330 // Check the cache
331 PortID dest_id = checkPortCache(addr);
332 if (dest_id != InvalidPortID)
333 return dest_id;
334
335 // Check the address map interval tree
336 auto i = portMap.contains(addr);
337 if (i != portMap.end()) {
330 // Check the address map interval tree
331 auto i = portMap.contains(addr);
332 if (i != portMap.end()) {
338 dest_id = i->second;
339 updatePortCache(dest_id, i->first);
340 return dest_id;
333 return i->second;
341 }
342
343 // Check if this matches the default range
344 if (useDefaultRange) {
345 if (defaultRange.contains(addr)) {
346 DPRINTF(AddrRanges, " found addr %#llx on default\n",
347 addr);
348 return defaultPortID;

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513 }
514 }
515
516 // tell all our neighbouring master ports that our address
517 // ranges have changed
518 for (const auto& s: slavePorts)
519 s->sendRangeChange();
520 }
334 }
335
336 // Check if this matches the default range
337 if (useDefaultRange) {
338 if (defaultRange.contains(addr)) {
339 DPRINTF(AddrRanges, " found addr %#llx on default\n",
340 addr);
341 return defaultPortID;

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506 }
507 }
508
509 // tell all our neighbouring master ports that our address
510 // ranges have changed
511 for (const auto& s: slavePorts)
512 s->sendRangeChange();
513 }
521
522 clearPortCache();
523}
524
525AddrRangeList
526BaseXBar::getAddrRanges() const
527{
528 // we should never be asked without first having sent a range
529 // change, and the latter is only done once we have all the ranges
530 // of the connected devices

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515
516AddrRangeList
517BaseXBar::getAddrRanges() const
518{
519 // we should never be asked without first having sent a range
520 // change, and the latter is only done once we have all the ranges
521 // of the connected devices

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