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On hardware platforms which have an ACPI BIOS, the HAL brings about Acpi.sys to be loaded in the course of system startup at the base on the gadget tree. Acpi.sys acts as being the interface in between the working procedure as well as the ACPI BIOS. Acpi.sys is clear to one other motorists within the gadget tree.
After the process is up and working, ACPI is effective Together with the OS to take care of any ACPI activities that occur adcpti through an interrupt. This interrupt invokes ACPI events in one of two standard ways: mounted situations and common function activities (GPEs).}