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Added interface in Net.cc to configure NIC from application (Config),…
… starting to add perf and other counters such as RAPL for counting power usage.
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,11 @@ | ||
| #include "Debug.h" | ||
| //#include "Msr.h" | ||
| #include "Rapl.h" | ||
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| ebbrt::rapl::RaplCounter::~RaplCounter() { | ||
| return; | ||
| } | ||
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| double ebbrt::rapl::RaplCounter::Read() { | ||
| return counter_offset; | ||
| } |
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| // Copyright Boston University SESA Group 2013 - 2016. | ||
| // Distributed under the Boost Software License, Version 1.0. | ||
| // (See accompanying file LICENSE_1_0.txt or copy at | ||
| // http://www.boost.org/LICENSE_1_0.txt) | ||
| // | ||
| #ifndef BAREMETAL_SRC_INCLUDE_EBBRT_RAPL_H_ | ||
| #define BAREMETAL_SRC_INCLUDE_EBBRT_RAPL_H_ | ||
| #include <cstdint> | ||
| #include <cmath> | ||
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| #include "Debug.h" | ||
| #include "Msr.h" | ||
| #include "Clock.h" | ||
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| namespace ebbrt { | ||
| namespace rapl { | ||
| const constexpr uint32_t kMsrIntelRaplPowerUnit = 0x606; | ||
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| /* Package RAPL Domain */ | ||
| const constexpr uint32_t kMsrPkgRaplPowerLimit = 0x610; | ||
| const constexpr uint32_t kMsrIntelPkgEnergyStatus = 0x611; | ||
| const constexpr uint32_t kMsrPkgPerfStatus = 0x613; | ||
| const constexpr uint32_t kMsrPkgPowerInfo = 0x614; | ||
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| /* PP0 RAPL Domain */ | ||
| const constexpr uint32_t kMsrPp0PowerLimit = 0x638; | ||
| const constexpr uint32_t kMsrIntelPp0EnergyStatus = 0x639; | ||
| const constexpr uint32_t kMsrPp0Policy = 0x63A; | ||
| const constexpr uint32_t kMsrPp0PerfStatus = 0x63B; | ||
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| /* PP1 RAPL Domain, may reflect to uncore devices */ | ||
| const constexpr uint32_t kMsrPp1PowerLimit = 0x640; | ||
| const constexpr uint32_t kMsrPp1EnergyStatus = 0x641; | ||
| const constexpr uint32_t kMsrPp1Polcy = 0x642; | ||
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| /* DRAM RAPL Domain */ | ||
| const constexpr uint32_t kMsrDramPowerLimit = 0x618; | ||
| const constexpr uint32_t kMsrDramEnergyStatus = 0x619; | ||
| const constexpr uint32_t kMsrDramPerfStatus = 0x61B; | ||
| const constexpr uint32_t kMsrDramPowerInfo = 0x61C; | ||
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| /* PSYS RAPL Domain */ | ||
| const constexpr uint32_t kMsrPlatformEnergyStatus = 0x64d; | ||
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| /* RAPL UNIT BITMASK */ | ||
| const constexpr uint32_t POWER_UNIT_OFFSET = 0; | ||
| const constexpr uint32_t POWER_UNIT_MASK = 0x0F; | ||
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| const constexpr uint32_t ENERGY_UNIT_OFFSET = 0x08; | ||
| const constexpr uint32_t ENERGY_UNIT_MASK = 0x1F00; | ||
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| const constexpr uint32_t TIME_UNIT_OFFSET = 0x10; | ||
| const constexpr uint32_t TIME_UNIT_MASK = 0xF000; | ||
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| class RaplCounter { //: public Timer::Hook { | ||
| public: | ||
| RaplCounter() { | ||
| uint64_t res = ebbrt::msr::Read(kMsrIntelRaplPowerUnit); | ||
| rapl_power_units = pow(0.5,(double)(res&0xf)); | ||
| rapl_cpu_energy_units = pow(0.5,(double)((res>>8)&0x1f)); | ||
| rapl_time_units = pow(0.5,(double)((res>>16)&0xf)); | ||
| rapl_dram_energy_units = rapl_cpu_energy_units; | ||
| }; | ||
| // move constructors | ||
| RaplCounter(RaplCounter&& other) { | ||
| rapl_power_units = other.rapl_power_units; | ||
| rapl_cpu_energy_units = other.rapl_cpu_energy_units; | ||
| rapl_time_units = other.rapl_time_units; | ||
| rapl_dram_energy_units = other.rapl_dram_energy_units; | ||
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| other.rapl_power_units = 0.0; | ||
| other.rapl_cpu_energy_units = 0.0; | ||
| other.rapl_time_units = 0.0; | ||
| other.rapl_dram_energy_units = 0.0; | ||
| }; | ||
| RaplCounter& operator=(RaplCounter&& other) { | ||
| rapl_power_units = other.rapl_power_units; | ||
| rapl_cpu_energy_units = other.rapl_cpu_energy_units; | ||
| rapl_time_units = other.rapl_time_units; | ||
| rapl_dram_energy_units = other.rapl_dram_energy_units; | ||
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| other.rapl_power_units = 0.0; | ||
| other.rapl_cpu_energy_units = 0.0; | ||
| other.rapl_time_units = 0.0; | ||
| other.rapl_dram_energy_units = 0.0; | ||
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| return *this; | ||
| }; | ||
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| // delete implicitly created copy constructor | ||
| RaplCounter(const RaplCounter& other) = delete; | ||
| RaplCounter& operator=(const RaplCounter& other) = delete; | ||
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| ~RaplCounter(); | ||
| void Start() { | ||
| uint64_t res = ebbrt::msr::Read(kMsrIntelPkgEnergyStatus); | ||
| counter_offset = (double)res*rapl_cpu_energy_units; | ||
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| /*ebbrt::kprintf("\t\tPower units = %.3fW\n",rapl_power_units); | ||
| ebbrt::kprintf("\t\tCPU Energy units = %.8fJ\n",rapl_cpu_energy_units); | ||
| ebbrt::kprintf("\t\tDRAM Energy units = %.8fJ\n",rapl_dram_energy_units); | ||
| ebbrt::kprintf("\t\tTime units = %.8fs\n",rapl_time_units); */ | ||
| //ebbrt::kprintf("Package Energy before: %.6fJ\n", counter_offset); | ||
| } | ||
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| void Stop() { | ||
| uint64_t res = ebbrt::msr::Read(kMsrIntelPkgEnergyStatus); | ||
| double after = (double)res*rapl_cpu_energy_units; | ||
| //ebbrt::kprintf("Package Energy after: %.6fJ\n", after); | ||
| counter_offset = after - counter_offset; | ||
| //ebbrt::kprintf("Total Package Energy used: %.6fJ\n", after - counter_offset); | ||
| } | ||
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| double Read(); | ||
| private: | ||
| double rapl_power_units{0.0}; | ||
| double rapl_cpu_energy_units{0.0}; | ||
| double rapl_time_units{0.0}; | ||
| double rapl_dram_energy_units{0.0}; | ||
| double counter_offset{0.0}; | ||
| //void Fire() override; | ||
| }; | ||
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| } // namespace rapl | ||
| } // namespace ebbrt | ||
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| #endif |
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