System on chip (soc), and dynamic voltage frequency scaling (dvfs) verification method thereof
AssigneeSamsung Electronics Co., Ltd.
InventorIn Gwang CHANG
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Abstract
A dynamic voltage and frequency scaling (DVFS) verification method of a system on chip according to an exemplary embodiment of the disclosed subject matter includes extracting, by a DVFS state extraction module, a DVFS state conversion code from a code, analyzing the extracted DVFS state conversion code, and generating a DVFS state value according to a result of the analysis, generating, by a valid state extraction module, valid state values which satisfy an operation voltage condition and an operation frequency condition capable of operating the system on chip, and determining, by a stability determination module, stability of the DVFS state value according to whether or not the DVFS state value is equal to one of the valid state values.
Claims20
A dynamic voltage and frequency scaling (DVFS) verification method comprising:
- extracting, by a DVFS state extraction module, a DVFS state conversion code from a code;
- analyzing the DVFS state conversion code;
- generating a DVFS state value according to a result of analyzing the DVFS state conversion code;
- generating, by a valid state extraction module, valid state values that satisfy an operational voltage condition and an operational frequency condition;
- and
- determining, by a stability determination module, stability of the DVFS state value according to whether or not the DVFS state value is equal to one of the valid state values.
A dynamic voltage and frequency scaling (DVFS) verification method of a system in chip (SoC) comprising:
- instructing, by a simulation extraction module, the SoC to perform a simulation on a DVFS operation, and to generate a DVFS simulation value according to a result of the simulation;
- generating, by a valid state extraction module, valid state values that satisfy an operational voltage condition and an operational frequency condition;
- and
- determining, by a stability determination module, a stability of the DVFS simulation value based, at least in part, upon whether or not the DVFS simulation value is equal to one of the valid state values.
An apparatus comprising:
- a dynamic voltage and frequency scaling (DVFS) state extraction module configured to:
- extract a DVFS state conversion code from a code,
- generate a DVFS state value according to the DVFS state conversion code;
- a valid state extraction module configured to provide valid state values that satisfy both an operational voltage condition and an operational frequency condition;
- and
- a stability determination module configured to determine a stability of the DVFS state value based, at least in part, upon to whether or not the DVFS state value is equal to one of the valid state values.
Dependencies are inferred from the claim text.