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ACPI_RAPIDSTART(4) FreeBSD Kernel Interfaces Manual ACPI_RAPIDSTART(4)
NAME
acpi_rapidstart - Intel rapid start technology ACPI driver
SYNOPSIS
To compile this driver into the kernel, place the following line in your
kernel configuration file:
device acpi_rapidstart
Alternatively, to load the driver as a module at boot time, place the
following line in loader.conf(5):
acpi_rapidstart_load="YES"
DESCRIPTION
The acpi_rapidstart driver provides support for Intel Rapid Start
technology ACPI device interface. Note that this is only for the ACPI
device interface. This has _CID PNP0C02 so it should be loaded at boot
time to avoid attaching to the acpi_sysresource driver.
SYSCTLS
The following sysctl(8) nodes are currently implemented:
dev.acpi_rapidstart.0.ffs
Rapid start flag. It is a bitwise OR of the following:
1 Enter Fast Flash Standby in RTC wake.
2 Enter Fast Flash Standby in Critical Battery Wake
enable
dev.acpi_rapidstart.0.ftv
Fast Flash Standby timer value in minutes.
SEE ALSO
acpi(4), sysctl(8)
HISTORY
The acpi_rapidstart driver first appeared in FreeBSD 10.0.
AUTHORS
The acpi_rapidstart driver was written by Takanori Watanabe
<takawata@FreeBSD.org>.
FreeBSD 14.0-RELEASE-p11 May 8, 2013 FreeBSD 14.0-RELEASE-p11