Mirrors/VILLASnode
1
0
Fork 0
mirror of https://git.rwth-aachen.de/acs/public/villas/node/ synced 2025-03-09 00:00:00 +01:00
Code Issues Releases Wiki Activity

common/memory: provide findPath() to get a path of address spaces

Browse source
This commit is contained in:
Daniel Krebs 2018-05-15 13:15:29 +02:00
parent cea353aa7f
commit 1470490747
2 changed files with 30 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
fpga/include/villas/memory_manager.hpp
View file

@ -192,6 +192,9 @@ public:
AddressSpaceId
findAddressSpace(const std::string& name);
std::list<AddressSpaceId>
findPath(AddressSpaceId fromAddrSpaceId, AddressSpaceId toAddrSpaceId);
MemoryTranslation
getTranslation(AddressSpaceId fromAddrSpaceId, AddressSpaceId toAddrSpaceId);

27
fpga/lib/common/memory_manager.cpp
View file

@ -73,6 +73,33 @@ MemoryManager::findAddressSpace(const std::string& name)
});
}
std::list<MemoryManager::AddressSpaceId>
MemoryManager::findPath(MemoryManager::AddressSpaceId fromAddrSpaceId,
MemoryManager::AddressSpaceId toAddrSpaceId)
{
std::list<AddressSpaceId> path;
auto fromAddrSpace = memoryGraph.getVertex(fromAddrSpaceId);
auto toAddrSpace = memoryGraph.getVertex(toAddrSpaceId);
// find a path through the memory graph
MemoryGraph::Path pathGraph;
if(not memoryGraph.getPath(fromAddrSpaceId, toAddrSpaceId, pathGraph, pathCheckFunc)) {
logger->debug("No translation found from ({}) to ({})",
*fromAddrSpace, *toAddrSpace);
throw std::out_of_range("no translation found");
}
for(auto& mappingId : pathGraph) {
auto mapping = memoryGraph.getEdge(mappingId);
path.push_back(mapping->getVertexTo());
}
return path;
}
MemoryTranslation
MemoryManager::getTranslation(MemoryManager::AddressSpaceId fromAddrSpaceId,
MemoryManager::AddressSpaceId toAddrSpaceId)