Fmtsysrom: ((free))

FM systems function like a personal radio station, transmitting sound directly from a source to a listener to overcome background noise and distance. FM/DM systems for people with hearing loss

DEVICE=$1 ROM_IMAGE=$2 MOUNT_POINT="/mnt/target" fmtsysrom

5. Key Operations

A. Display PROM Information

fmtsysrom -i /dev/sysrom

Given the possibility that "FmtSROM" might be a misspelling, a specific product, or a less commonly used term, I'll provide some general information that could relate to what you're asking about, assuming it pertains to a type of memory technology or file system formatting: FM systems function like a personal radio station,

Format with UBIFS for NAND

ubiformat /dev/mtd2