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2005-04-29Add suport for no allocation of cache block on a dma read passing through a ↵Ron Dreslinski
cache from the cpu-side interface --HG-- extra : convert_revision : 0a3b3741924ed39c1c8710d0963e4c8f3e73f81a
2005-04-11Make the notion of a global event tick independent of the actualNathan Binkert
CPU cycle ticks. This allows the user to have CPUs of different frequencies, and also allows frequencies and latencies that are not evenly divisible by the CPU frequency. For now, the CPU frequency is still set to the global frequency, but soon, we'll hopefully make the global frequency fixed at something like 1THz and set all other frequencies independently. arch/alpha/ev5.cc: The cycles counter is based on the current cpu cycle. cpu/base_cpu.cc: frequency isn't the cpu parameter anymore, cycleTime is. cpu/base_cpu.hh: frequency isn't the cpu parameter anymore, cycleTime is. create several public functions for getting the cpu frequency and the numbers of ticks for a given number of cycles, etc. cpu/memtest/memtest.cc: cpu/simple_cpu/simple_cpu.cc: cpu/simple_cpu/simple_cpu.hh: cpu/trace/trace_cpu.cc: Now that ticks aren't cpu cycles, fixup code to advance by the proper number of ticks. cpu/memtest/memtest.hh: cpu/trace/trace_cpu.hh: Provide a function to get the number of ticks for a given number of cycles. dev/alpha_console.cc: Update for changes in the way that frequencies and latencies are accessed. Move some stuff to init() dev/alpha_console.hh: Need a pointer to the system and the cpu to get the frequency so we can pass the info to the console code. dev/etherbus.cc: dev/etherbus.hh: dev/etherlink.cc: dev/etherlink.hh: dev/ethertap.cc: dev/ide_disk.hh: dev/ns_gige.cc: dev/ns_gige.hh: update for changes in the way bandwidths are passed from python to C++ to accomidate the new way that ticks works. dev/ide_disk.cc: update for changes in the way bandwidths are passed from python to C++ to accomidate the new way that ticks works. Add some extra debugging printfs dev/platform.cc: dev/sinic.cc: dev/sinic.hh: outline the constructor and destructor dev/platform.hh: outline the constructor and destructor. don't keep track of the interrupt frequency. Only provide the accessor function. dev/tsunami.cc: dev/tsunami.hh: outline the constructor and destructor Don't set the interrupt frequency here. Get it from the actual device that does the interrupting. dev/tsunami_io.cc: dev/tsunami_io.hh: Make the interrupt interval a configuration parameter. (And convert the interval to the new latency/frequency stuff in the python) kern/linux/linux_system.cc: update for changes in the way bandwidths are passed from python to C++ to accomidate the new way that ticks works. For now, we must get the boot cpu's frequency as a parameter since allowing the system to have a pointer to the boot cpu would cause a cycle. kern/tru64/tru64_system.cc: For now, we must get the boot cpu's frequency as a parameter since allowing the system to have a pointer to the boot cpu would cause a cycle. python/m5/config.py: Fix support for cycle_time relative latencies and frequencies. Add support for getting a NetworkBandwidth or a MemoryBandwidth. python/m5/objects/BaseCPU.mpy: All CPUs now have a cycle_time. The default is the global frequency, but it is now possible to set the global frequency to some large value (like 1THz) and set each CPU frequency independently. python/m5/objects/BaseCache.mpy: python/m5/objects/Ide.mpy: Make this a Latency parameter python/m5/objects/BaseSystem.mpy: We need to pass the boot CPU's frequency to the system python/m5/objects/Ethernet.mpy: Update parameter types to use latency and bandwidth types python/m5/objects/Platform.mpy: this frequency isn't needed. We get it from the clock interrupt. python/m5/objects/Tsunami.mpy: The clock generator should hold the frequency sim/eventq.hh: Need to remove this assertion because the writeback event queue is different from the CPU's event queue which can cause this assertion to fail. sim/process.cc: Fix comment. sim/system.hh: Struct member to hold the boot CPU's frequency. sim/universe.cc: remove unneeded variable. --HG-- extra : convert_revision : 51efe4041095234bf458d9b3b0d417f4cae16fdc
2005-03-29expose variables for number of global events per simulated second,Nathan Binkert
millisecond, microsecond, etc. so that the user can explicitly convert between system ticks and time and know what sorts of expensive operations are being used for that conversion. arch/alpha/alpha_tru64_process.cc: arch/alpha/pseudo_inst.cc: dev/etherdump.cc: dev/etherlink.cc: dev/ns_gige.cc: dev/sinic.cc: dev/tsunami_io.cc: dev/uart.cc: sim/stat_control.cc: sim/syscall_emul.hh: Use the new variables for getting the event clock dev/etherdump.hh: delete variables that are no longer needed. --HG-- extra : convert_revision : d95fc7d44909443e1b7952a24ef822ef051c7cf2
2005-01-19added total bytes/bandwidth/packets formulas to nicsAli Saidi
cleaned up stability code and wrote some better help for stats.py fixed sample bug in info.py dev/ns_gige.cc: dev/ns_gige.hh: dev/sinic.cc: dev/sinic.hh: add total bandwidth/packets/bytes stats util/stats/info.py: fixed samples bug util/stats/stats.py: cleaned up stability code and wrote a bit better help --HG-- extra : convert_revision : cae06f4fac744d7a51ee0909f21f03509151ea8f
2004-11-18always initalize the size of a packet (forgotten on checkpointsNathan Binkert
in some places). use the constructor for setting the size. --HG-- extra : convert_revision : fad322c1d45b1952804cf35942b5685d70128e59
2004-11-17fix sinic unserializationNathan Binkert
dev/sinic.cc: we only use one address range in the sinic --HG-- extra : convert_revision : daa730a34ac9c9264060431556a1c5caa3252c5e
2004-11-13Get rid of obsolete sim/sim_stats.* files (looks like theseSteve Reinhardt
are replaced by sim/stats.hh and sim/stat_control.*) dev/ns_gige.cc: dev/sinic.cc: Include sim/stats.hh instead of sim/sim_stats.hh --HG-- extra : convert_revision : 5e07932eab45ae4fb719baa4f94c5f62092a8446
2004-11-13Add the Simple Integrated Network Interface ControllerNathan Binkert
--HG-- extra : convert_revision : 2bce25881a104e8282a5ed819769c6a7de414fb2