APM SoC X-Gene SLIMpro Mailbox Controller

modulename: mailbox-xgene-slimpro.ko

configname: CONFIG_XGENE_SLIMPRO_MBOX

Linux Kernel Configuration
└─>Device Drivers
└─>Mailbox Hardware Support
└─>APM SoC X-Gene SLIMpro Mailbox Controller
In linux kernel since version 4.1 (release Date: 2015-06-21)  
An implementation of the APM X-Gene Interprocessor Communication
Mailbox (IPCM) between the ARM 64-bit cores and SLIMpro controller.
It is used to send short messages between ARM64-bit cores and
the SLIMpro Management Engine, primarily for PM. Say Y here if you
want to use the APM X-Gene SLIMpro IPCM support.

source code: