//This script is only fit for sata ssd PM863a/PM883/S4500/S4510/5100/5200 series firmware upgrade
//Recognize sata ssd model and upgrade firmware automatically 
//You should maintain the ssd_upd_list if a new ssd added
#update and erase ssd fw in real os
usage:bash update.sh
#update and erase ssd fw in mini os
usage:bash update_minios.sh
