Dell Systems Management Base Driver

modulename: dcdbas.ko

configname: CONFIG_DCDBAS

Linux Kernel Configuration
└─>Firmware Drivers
└─>Dell Systems Management Base Driver
In linux kernel since version 3.10 (release Date: 2013-06-30)  
The Dell Systems Management Base Driver provides a sysfs interface
for systems management software to perform System Management
Interrupts (SMIs) and Host Control Actions (system power cycle or
power off after OS shutdown) on certain Dell systems.

See Documentation/dcdbas.txt for more details on the driver
and the Dell systems on which Dell systems management software makes
use of this driver.

Say Y or M here to enable the driver for use by Dell systems
management software such as Dell OpenManage.

source code:
depends
CONFIG_X86 |
| CONFIG_X86_PLATFORM_DEVICES or CONFIG_X86_PLATFORM_DRIVERS_DELL

is selected by
CONFIG_DELL_LAPTOP