diff options
Diffstat (limited to 'src/mem/bus.cc')
| -rw-r--r-- | src/mem/bus.cc | 56 |
1 files changed, 25 insertions, 31 deletions
diff --git a/src/mem/bus.cc b/src/mem/bus.cc index eb26e268b..daf69c6df 100644 --- a/src/mem/bus.cc +++ b/src/mem/bus.cc @@ -213,24 +213,21 @@ Bus::recvTiming(PacketPtr pkt) // test if the bus should be considered occupied for the current // packet, and exclude express snoops from the check if (!pkt->isExpressSnoop() && isOccupied(pkt, src_port)) { - DPRINTF(Bus, "recvTiming: src %d dst %d %s 0x%x BUSY\n", - src_id, pkt->getDest(), pkt->cmdString(), pkt->getAddr()); + DPRINTF(Bus, "recvTiming: src %s %s 0x%x BUSY\n", + src_port->name(), pkt->cmdString(), pkt->getAddr()); return false; } - DPRINTF(Bus, "recvTiming: src %d dst %d %s 0x%x\n", - src_id, pkt->getDest(), pkt->cmdString(), pkt->getAddr()); + DPRINTF(Bus, "recvTiming: src %s %s 0x%x\n", + src_port->name(), pkt->cmdString(), pkt->getAddr()); Tick headerFinishTime = pkt->isExpressSnoop() ? 0 : calcPacketTiming(pkt); Tick packetFinishTime = pkt->isExpressSnoop() ? 0 : pkt->finishTime; // decide what to do based on the direction if (pkt->isRequest()) { - // the packet is a memory-mapped request and should be broadcasted to - // our snoopers - assert(pkt->getDest() == Packet::Broadcast); - - // forward to all snoopers but the source + // the packet is a memory-mapped request and should be + // broadcasted to our snoopers but the source forwardTiming(pkt, src_id); // remember if we add an outstanding req so we can undo it if @@ -262,8 +259,8 @@ Bus::recvTiming(PacketPtr pkt) if (add_outstanding) outstandingReq.erase(pkt->req); - DPRINTF(Bus, "recvTiming: src %d dst %d %s 0x%x RETRY\n", - src_id, pkt->getDest(), pkt->cmdString(), pkt->getAddr()); + DPRINTF(Bus, "recvTiming: src %s %s 0x%x RETRY\n", + src_port->name(), pkt->cmdString(), pkt->getAddr()); addToRetryList(src_port); occupyBus(headerFinishTime); @@ -299,12 +296,11 @@ Bus::recvTimingSnoop(PacketPtr pkt) Packet::NodeID src_id = pkt->getSrc(); if (pkt->isRequest()) { - DPRINTF(Bus, "recvTimingSnoop: src %d dst %d %s 0x%x\n", - src_id, pkt->getDest(), pkt->cmdString(), pkt->getAddr()); + DPRINTF(Bus, "recvTimingSnoop: src %d %s 0x%x\n", + src_id, pkt->cmdString(), pkt->getAddr()); // the packet is an express snoop request and should be // broadcasted to our snoopers - assert(pkt->getDest() == Packet::Broadcast); assert(pkt->isExpressSnoop()); // forward to all snoopers @@ -326,13 +322,13 @@ Bus::recvTimingSnoop(PacketPtr pkt) SlavePort* src_port = slavePorts[src_id]; if (isOccupied(pkt, src_port)) { - DPRINTF(Bus, "recvTimingSnoop: src %d dst %d %s 0x%x BUSY\n", - src_id, pkt->getDest(), pkt->cmdString(), pkt->getAddr()); + DPRINTF(Bus, "recvTimingSnoop: src %s %s 0x%x BUSY\n", + src_port->name(), pkt->cmdString(), pkt->getAddr()); return false; } - DPRINTF(Bus, "recvTimingSnoop: src %d dst %d %s 0x%x\n", - src_id, pkt->getDest(), pkt->cmdString(), pkt->getAddr()); + DPRINTF(Bus, "recvTimingSnoop: src %s %s 0x%x\n", + src_port->name(), pkt->cmdString(), pkt->getAddr()); // get the destination from the packet Packet::NodeID dest = pkt->getDest(); @@ -532,11 +528,11 @@ Bus::findPort(Addr addr) Tick Bus::recvAtomic(PacketPtr pkt) { - DPRINTF(Bus, "recvAtomic: packet src %d dest %d addr 0x%x cmd %s\n", - pkt->getSrc(), pkt->getDest(), pkt->getAddr(), pkt->cmdString()); + DPRINTF(Bus, "recvAtomic: packet src %s addr 0x%x cmd %s\n", + slavePorts[pkt->getSrc()]->name(), pkt->getAddr(), + pkt->cmdString()); // we should always see a request routed based on the address - assert(pkt->getDest() == Packet::Broadcast); assert(pkt->isRequest()); // forward to all snoopers but the source @@ -566,11 +562,11 @@ Bus::recvAtomic(PacketPtr pkt) Tick Bus::recvAtomicSnoop(PacketPtr pkt) { - DPRINTF(Bus, "recvAtomicSnoop: packet src %d dest %d addr 0x%x cmd %s\n", - pkt->getSrc(), pkt->getDest(), pkt->getAddr(), pkt->cmdString()); + DPRINTF(Bus, "recvAtomicSnoop: packet src %s addr 0x%x cmd %s\n", + masterPorts[pkt->getSrc()]->name(), pkt->getAddr(), + pkt->cmdString()); // we should always see a request routed based on the address - assert(pkt->getDest() == Packet::Broadcast); assert(pkt->isRequest()); // forward to all snoopers @@ -621,7 +617,7 @@ Bus::forwardAtomic(PacketPtr pkt, int exclude_slave_port_id) // restore original packet state for remaining snoopers pkt->cmd = orig_cmd; pkt->setSrc(orig_src_id); - pkt->setDest(Packet::Broadcast); + pkt->clearDest(); } } } @@ -637,13 +633,12 @@ Bus::recvFunctional(PacketPtr pkt) if (!pkt->isPrint()) { // don't do DPRINTFs on PrintReq as it clutters up the output DPRINTF(Bus, - "recvFunctional: packet src %d dest %d addr 0x%x cmd %s\n", - pkt->getSrc(), pkt->getDest(), pkt->getAddr(), + "recvFunctional: packet src %s addr 0x%x cmd %s\n", + slavePorts[pkt->getSrc()]->name(), pkt->getAddr(), pkt->cmdString()); } // we should always see a request routed based on the address - assert(pkt->getDest() == Packet::Broadcast); assert(pkt->isRequest()); // forward to all snoopers but the source @@ -664,13 +659,12 @@ Bus::recvFunctionalSnoop(PacketPtr pkt) if (!pkt->isPrint()) { // don't do DPRINTFs on PrintReq as it clutters up the output DPRINTF(Bus, - "recvFunctionalSnoop: packet src %d dest %d addr 0x%x cmd %s\n", - pkt->getSrc(), pkt->getDest(), pkt->getAddr(), + "recvFunctionalSnoop: packet src %s addr 0x%x cmd %s\n", + masterPorts[pkt->getSrc()]->name(), pkt->getAddr(), pkt->cmdString()); } // we should always see a request routed based on the address - assert(pkt->getDest() == Packet::Broadcast); assert(pkt->isRequest()); // forward to all snoopers |