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/openbmc/linux/Documentation/devicetree/bindings/net/
H A Dsmsc-lan87xx.txt12 - smsc,disable-energy-detect:
13 If set, do not enable energy detect mode for the SMSC phy.
14 default: enable energy detect mode
17 smsc phy with disabled energy detect mode on an am335x based board.
25 smsc,disable-energy-detect;
H A Dethernet-phy.yaml120 Mark the corresponding energy efficient ethernet mode as
126 Mark the corresponding energy efficient ethernet mode as
132 Mark the corresponding energy efficient ethernet mode as
138 Mark the corresponding energy efficient ethernet mode as
144 Mark the corresponding energy efficient ethernet mode as
150 Mark the corresponding energy efficient ethernet mode as
/openbmc/linux/Documentation/ABI/testing/
H A Dsysfs-firmware-papr-energy-scale-info5 energy/frequency on Linux running as a PAPR guest.
9 energy-savings mode and processor frequency.
19 Description: String description of the energy attribute of <id>
24 Description: Numeric value of the energy attribute of <id>
29 Description: String value of the energy attribute of <id>
/openbmc/linux/Documentation/scheduler/
H A Dsched-energy.rst9 the impact of its decisions on the energy consumed by CPUs. EAS relies on an
10 Energy Model (EM) of the CPUs to select an energy efficient CPU for each task,
32 - energy = [joule] (resource like a battery on powered devices)
33 - power = energy/time = [joule/second] = [watt]
44 energy [J]
54 implications of its decisions rather than blindly applying energy-saving
65 and their respective energy costs.
247 is be the best candidate from an energy-efficiency standpoint.
348 independent EM framework in Documentation/power/energy-model.rst.
365 The energy-aware wake-up algorithm has a complexity of:
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/openbmc/linux/Documentation/devicetree/bindings/hwmon/
H A Dvexpress.txt10 "arm,vexpress-energy"
19 energy@0 {
20 compatible = "arm,vexpress-energy";
H A Dadi,ltc2947.yaml7 title: Analog Devices LTC2947 high precision power and energy monitor
13 Analog Devices LTC2947 high precision power and energy monitor over SPI or I2C.
29 charge and energy. When an external clock is used, this property must be
36 calculate charge and energy so that, they can be only accumulated for
68 the accumulation of charge, energy and time. This function can be
/openbmc/qemu/docs/specs/
H A Drapl-msr.rst6 energy consumption of various power domains (e.g. CPU packages, DRAM, etc.).
10 registers that represent the accumulated energy consumption in micro Joules.
35 energy consumed since the last time the register was cleared. If you multiply
42 "rdmsr 0x611") will retrieve the same value. The value represents the energy
60 will do what they have to do and so the energy counter will increase.
63 time spent scheduled for each QEMU thread *and* the energy spent by the
71 7. The total energy spent by the non-vcpu threads is divided by the number
73 energy spent by the QEMU workers.
75 8. Calculate the ratio of energy spent per vcpu threads.
77 9. Calculate the energy for each virtual package.
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/openbmc/linux/arch/x86/events/
H A Drapl.c397 RAPL_EVENT_ATTR_STR(energy-cores, rapl_cores, "event=0x01");
398 RAPL_EVENT_ATTR_STR(energy-pkg , rapl_pkg, "event=0x02");
399 RAPL_EVENT_ATTR_STR(energy-ram , rapl_ram, "event=0x03");
400 RAPL_EVENT_ATTR_STR(energy-gpu , rapl_gpu, "event=0x04");
401 RAPL_EVENT_ATTR_STR(energy-psys, rapl_psys, "event=0x05");
403 RAPL_EVENT_ATTR_STR(energy-cores.unit, rapl_cores_unit, "Joules");
404 RAPL_EVENT_ATTR_STR(energy-pkg.unit , rapl_pkg_unit, "Joules");
405 RAPL_EVENT_ATTR_STR(energy-ram.unit , rapl_ram_unit, "Joules");
406 RAPL_EVENT_ATTR_STR(energy-gpu.unit , rapl_gpu_unit, "Joules");
407 RAPL_EVENT_ATTR_STR(energy-psys.unit, rapl_psys_unit, "Joules");
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/openbmc/linux/Documentation/hwmon/
H A Dltc2947.rst21 The LTC2947 is a high precision power and energy monitor that measures current,
22 voltage, power, temperature, charge and energy. The device supports both SPI
24 The device also measures accumulated quantities as energy. It has two banks of
25 register's to read/set energy related values. These banks can be configured
97 energy1_input Measured energy over time (in microJoule)
99 energy2_input Measured energy over time (in microJoule)
H A Dibmaem.rst26 This driver implements sensor reading support for the energy and power meters
31 The v1 AEM interface has a simple set of features to monitor energy use. There
32 is a register that displays an estimate of raw energy consumption since the
37 range of energy and power use registers, the power cap as set by the AEM
/openbmc/phosphor-dbus-interfaces/yaml/org/freedesktop/UPower/
H A DDevice.interface.yaml142 "Amount of energy (measured in Wh) currently available in the power
149 "Amount of energy (measured in Wh) in the power source when it's
156 "Amount of energy (measured in Wh) in the power source when it's
163 "Amount of energy (measured in Wh) the power source is designed to
170 "Amount of energy being drained from the source, measured in W. If
202 "The amount of energy left in the power source expressed as a
203 percentage between 0 and 100. Typically this is the same as (energy -
204 energy-empty) / (energy-full - energy-empty). However, some primitive
206 case the energy-* properties will be unset while this property is
/openbmc/linux/Documentation/translations/zh_CN/scheduler/
H A Dsched-energy.rst4 :Original: Documentation/scheduler/sched-energy.rst
30 它提供的内容，请参考其文档（见Documentation/power/energy-model.rst）。
77 见Documentation/power/energy-model.rst）
287 Documentation/power/energy-model.rst中的独立EM框架部分。
/openbmc/linux/tools/testing/selftests/amd-pstate/
H A Dgitsource.sh86 …perf stat -a --per-socket -I 1000 -e power/energy-pkg/ /usr/bin/time -o ../$OUTFILE_GIT.time-gitso…
115 grep Joules $OUTFILE_GIT-perf-$1-$2.log | awk '{print $4}' > $OUTFILE_GIT-energy-$1-$2.log
116 en_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_GIT-energy-$1-$2.log)
170 …$OUTFILE_GIT.result | grep "power consumption(J):" | awk '{print $NF}' > $OUTFILE_GIT-energy-$1.log
171 en_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_GIT-energy-$1.log)
174 avg_en=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_GIT-energy-$1.log)
H A Dtbench.sh71 …perf stat -a --per-socket -I 1000 -e power/energy-pkg/ tbench -t $TIME_LIMIT $PROCESS_NUM > $OUTFI…
102 grep Joules $OUTFILE_TBENCH-perf-$1-$2.log | awk '{print $4}' > $OUTFILE_TBENCH-energy-$1-$2.log
103 en_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-energy-$1-$2.log)
157 …LE_TBENCH.result | grep "power consumption(J):" | awk '{print $NF}' > $OUTFILE_TBENCH-energy-$1.log
158 en_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-energy-$1.log)
161 …avg_en=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-energy-$1.l…
/openbmc/linux/drivers/powercap/
H A DKconfig84 bool "Add CPU power capping based on the energy model"
88 energy model.
91 bool "Add device power capping based on the energy model"
95 energy model.
/openbmc/phosphor-dbus-interfaces/yaml/xyz/openbmc_project/Sensor/
H A DValue.interface.yaml8 energy
44 namespace, Unit must be "Amperes". For objects in the energy
94 Rate of energy transfer as Watts.
124 value: energy
/openbmc/linux/Documentation/devicetree/bindings/arm/
H A Dvexpress-config.yaml242 "^energy(-.+)?$":
246 const: arm,vexpress-energy
249 description: energy sensor identifier
281 energy {
282 compatible = "arm,vexpress-energy";
/openbmc/linux/Documentation/devicetree/bindings/cpu/
H A Didle-states.yaml71 timing and energy related properties, that underline the HW behaviour
101 IDLE: This is the actual energy-saving idle period. This may last
144 expressed in time units but must factor in energy consumption coefficients.
146 The energy consumption of a cpu when it enters a power state can be roughly
173 and denotes the energy costs incurred while entering and leaving the idle
181 which choosing that state become the most energy efficient option. A good
183 states energy consumptions plots.
207 |IDLE1-energy < IDLE2-energy | IDLE2-energy < IDLE1-energy
213 In graph 2 above, that takes into account idle states entry/exit energy
221 However, the lower power consumption (i.e. shallower energy curve slope) of
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/openbmc/webui-vue/src/env/assets/styles/
H A D_intel.scss26 $energy-blue: #00C7FD;
34 $cyan: $energy-blue;
/openbmc/linux/Documentation/arch/x86/
H A Dintel-hfi.rst14 The HFI gives the operating system a performance and energy efficiency
22 about the performance and energy efficiency of each CPU in the system. Each
38 task placement decisions. For instance, if either the performance or energy
41 that processor for performance or energy efficiency reasons, respectively.
/openbmc/phosphor-dbus-interfaces/yaml/org/open_power/Sensor/Aggregation/History/
H A DAverage.interface.yaml22 Unit must be "Watts". For objects in the energy namespace, Unit must
54 Rate of energy transfer as Watts.
H A DMaximum.interface.yaml22 Unit must be "Watts". For objects in the energy namespace, Unit must
54 Rate of energy transfer as Watts.
/openbmc/linux/Documentation/devicetree/bindings/power/supply/
H A Dbq27xxx.yaml64 - energy-full-design-microwatt-hours
81 energy-full-design-microwatt-hours = <5290000>;
/openbmc/linux/Documentation/power/
H A Denergy-model.rst12 subsystems willing to use that information to make energy-aware decisions.
27 Documentation/scheduler/sched-energy.rst. For some subsystems like thermal or
36 an 'abstract scale' deriving real energy in micro-Joules would not be possible.
162 There are two API functions which provide the access to the energy model:
168 Subsystems interested in the energy model of a CPU can retrieve it using the
169 em_cpu_get() API. The energy model tables are allocated once upon creation of
172 The energy consumed by a performance domain can be estimated using the
/openbmc/linux/drivers/gpu/drm/i915/
H A Di915_hwmon.c126 hwm_energy(struct hwm_drvdata *ddat, long *energy) in hwm_energy() argument
151 *energy = mul_u64_u32_shr(ei->accum_energy, SF_ENERGY, in hwm_energy()
277 HWMON_CHANNEL_INFO(energy, HWMON_E_INPUT),
283 HWMON_CHANNEL_INFO(energy, HWMON_E_INPUT),
730 long energy; in hwm_get_preregistration_info() local
775 hwm_energy(ddat, &energy); in hwm_get_preregistration_info()
778 hwm_energy(&hwmon->ddat_gt[i], &energy); in hwm_get_preregistration_info()

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