Qualcomm Command DB

modulename: cmd-db.ko

configname: CONFIG_QCOM_COMMAND_DB

Linux Kernel Configuration
└─>Device Drivers
└─>SOC (System On Chip) specific Drivers
└─>Qualcomm SoC drivers
└─>Qualcomm Command DB
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Command DB queries shared memory by key string for shared system
resources. Platform drivers that require to set state of a shared
resource on a RPM-hardened platform must use this database to get
SoC specific identifier and information for the shared resources.

source code: