Amazon's Annapurna Lab Memory Controller

modulename: al_mc_edac.ko

configname: CONFIG_EDAC_AL_MC

Linux Kernel Configuration
└─>Device Drivers
└─>EDAC (Error Detection And Correction) reporting
└─>Amazon's Annapurna Lab Memory Controller
In linux kernel since version 5.1 (release Date: 2019-05-05)  
Support for error detection and correction for Amazon's Annapurna
Labs Alpine chips which allow 1 bit correction and 2 bits detection.

source code:
depends
CONFIG_EDAC
CONFIG_ARCH_ALPINE or CONFIG_COMPILE_TEST