Messages in this thread | | | Date | Wed, 05 Mar 2014 19:49:24 -0800 | From | "H. Peter Anvin" <> | Subject | Re: [PATCH] x86: new Intel Atom SoC power management controller driver |
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On 03/05/2014 07:31 PM, Li, Aubrey wrote: > The Power Management Controller (PMC) controls many of the power > management features present in the SoC. This driver provides > interface to configure the Power Management Controller (PMC). > > This driver exposes PMC device state and sleep state residency > via debugfs for observation: > /sys/kernel/debugfs/pmc_atom/dev_state > /sys/kernel/debugfs/pmc_atom/sleep_state > > This driver also provides a native power off function via PMC PCI > IO port. >
What is the reason for putting this in debugfs?
-hpa
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