diff options
Diffstat (limited to 'src/cpu/simple/atomic.cc')
| -rw-r--r-- | src/cpu/simple/atomic.cc | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/src/cpu/simple/atomic.cc b/src/cpu/simple/atomic.cc index cd335e36d..67611e815 100644 --- a/src/cpu/simple/atomic.cc +++ b/src/cpu/simple/atomic.cc @@ -29,6 +29,7 @@ */ #include "arch/locked_mem.hh" +#include "arch/mmaped_ipr.hh" #include "arch/utility.hh" #include "cpu/exetrace.hh" #include "cpu/simple/atomic.hh" @@ -77,9 +78,6 @@ AtomicSimpleCPU::init() for (int i = 0; i < threadContexts.size(); ++i) { ThreadContext *tc = threadContexts[i]; - // initialize the mem pointers - tc->init(); - // initialize CPU, including PC TheISA::initCPU(tc, tc->readCpuId()); } @@ -240,6 +238,13 @@ AtomicSimpleCPU::activateContext(int thread_num, int delay) assert(!tickEvent.scheduled()); notIdleFraction++; + +#if FULL_SYSTEM + // Connect the ThreadContext's memory ports (Functional/Virtual + // Ports) + tc->connectMemPorts(); +#endif + //Make sure ticks are still on multiples of cycles tickEvent.schedule(nextCycle(curTick + cycles(delay))); _status = Running; @@ -285,7 +290,10 @@ AtomicSimpleCPU::read(Addr addr, T &data, unsigned flags) if (fault == NoFault) { pkt->reinitFromRequest(); - dcache_latency = dcachePort.sendAtomic(pkt); + if (req->isMmapedIpr()) + dcache_latency = TheISA::handleIprRead(thread->getTC(),pkt); + else + dcache_latency = dcachePort.sendAtomic(pkt); dcache_access = true; assert(pkt->result == Packet::Success); @@ -372,11 +380,15 @@ AtomicSimpleCPU::write(T data, Addr addr, unsigned flags, uint64_t *res) } if (do_access) { - data = htog(data); pkt->reinitFromRequest(); pkt->dataStatic(&data); - dcache_latency = dcachePort.sendAtomic(pkt); + if (req->isMmapedIpr()) { + dcache_latency = TheISA::handleIprWrite(thread->getTC(), pkt); + } else { + data = htog(data); + dcache_latency = dcachePort.sendAtomic(pkt); + } dcache_access = true; assert(pkt->result == Packet::Success); |