Power States

ARMv9/v8 Power State Management Mechanism (PSCI Coordination Mechanism)

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ARMv9/v8 Power State Management Mechanism (PSCI Coordination Mechanism)

ver0.1 Introduction In the previous article, we introduced the software architecture of the PSCI mechanism (including virtualization architecture). This architecture may seem simple, but it is not difficult at all, especially if you have a certain foundation. If you find it challenging, you should solidify your basics. In other words, if your boss asks you … Read more

Understanding ARMv9/v8 Power States

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Understanding ARMv9/v8 Power States

ver0.1 Introduction In previous articles, we discussed the system architecture of power management based on the ARM architecture, covering the core nodes and mechanisms related to hardware power management. This laid the foundation for introducing the software architecture of power management. Imagine, as a developer, especially one aspiring to advance, one day your manager assigns … Read more