diff options
Diffstat (limited to 'dev/pciconfigall.cc')
| -rw-r--r-- | dev/pciconfigall.cc | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/dev/pciconfigall.cc b/dev/pciconfigall.cc index 8937b8e67..740a9b4ac 100644 --- a/dev/pciconfigall.cc +++ b/dev/pciconfigall.cc @@ -47,7 +47,7 @@ using namespace std; PciConfigAll::PciConfigAll(const string &name, Addr a, MemoryController *mmu, - HierParams *hier, Bus *bus) + HierParams *hier, Bus *bus, Tick pio_latency) : PioDevice(name), addr(a) { mmu->add_child(this, Range<Addr>(addr, addr + size)); @@ -56,6 +56,7 @@ PciConfigAll::PciConfigAll(const string &name, Addr a, MemoryController *mmu, pioInterface = newPioInterface(name, hier, bus, this, &PciConfigAll::cacheAccess); pioInterface->addAddrRange(addr, addr + size - 1); + pioLatency = pio_latency * bus->clockRatio; } // Make all the pointers to devices null @@ -175,7 +176,7 @@ PciConfigAll::unserialize(Checkpoint *cp, const std::string §ion) Tick PciConfigAll::cacheAccess(MemReqPtr &req) { - return curTick + 1000; + return curTick + pioLatency; } #ifndef DOXYGEN_SHOULD_SKIP_THIS @@ -186,6 +187,7 @@ BEGIN_DECLARE_SIM_OBJECT_PARAMS(PciConfigAll) Param<Addr> addr; Param<Addr> mask; SimObjectParam<Bus*> io_bus; + Param<Tick> pio_latency; SimObjectParam<HierParams *> hier; END_DECLARE_SIM_OBJECT_PARAMS(PciConfigAll) @@ -196,13 +198,15 @@ BEGIN_INIT_SIM_OBJECT_PARAMS(PciConfigAll) INIT_PARAM(addr, "Device Address"), INIT_PARAM(mask, "Address Mask"), INIT_PARAM_DFLT(io_bus, "The IO Bus to attach to", NULL), + INIT_PARAM_DFLT(pio_latency, "Programmed IO latency in bus cycles", 1), INIT_PARAM_DFLT(hier, "Hierarchy global variables", &defaultHierParams) END_INIT_SIM_OBJECT_PARAMS(PciConfigAll) CREATE_SIM_OBJECT(PciConfigAll) { - return new PciConfigAll(getInstanceName(), addr, mmu, hier, io_bus); + return new PciConfigAll(getInstanceName(), addr, mmu, hier, io_bus, + pio_latency); } REGISTER_SIM_OBJECT("PciConfigAll", PciConfigAll) |