12cff3015SManojkiran Eda#!/bin/sh 2*e8c39f35SPavithra Barithayamkdir -p /var/lib/phosphor-software-manager/hostfw/nvram 3*e8c39f35SPavithra BarithayaNVRAM=/var/lib/phosphor-software-manager/hostfw/nvram/PHYP-NVRAM 4*e8c39f35SPavithra BarithayaBACKUP=/var/lib/pldm/PHYP-NVRAM 5*e8c39f35SPavithra BarithayaSIZE=$((1024 * 145408)) 62cff3015SManojkiran Eda 7*e8c39f35SPavithra Barithayaif [ ! -f "$NVRAM" ]; then 8*e8c39f35SPavithra Barithaya echo "NVRAM file not found" 9*e8c39f35SPavithra Barithaya NEED_CREATE=true 10*e8c39f35SPavithra Barithayaelif [ "$(stat -c%s "$NVRAM")" -ne "$SIZE" ]; then 11*e8c39f35SPavithra Barithaya CURRENT_SIZE=$(stat -c%s "$NVRAM") 12*e8c39f35SPavithra Barithaya echo "Invalid NVRAM size: $CURRENT_SIZE bytes, recreating NVRAM file" 13*e8c39f35SPavithra Barithaya rm -f "$NVRAM" 14*e8c39f35SPavithra Barithaya NEED_CREATE=true 152cff3015SManojkiran Edaelse 16*e8c39f35SPavithra Barithaya CURRENT_SIZE=$(stat -c%s "$NVRAM") 17*e8c39f35SPavithra Barithaya echo "NVRAM file found with correct size: $CURRENT_SIZE bytes" 18*e8c39f35SPavithra Barithaya NEED_CREATE=false 19*e8c39f35SPavithra Barithayafi 20*e8c39f35SPavithra Barithaya 21*e8c39f35SPavithra Barithayaif $NEED_CREATE; then 22*e8c39f35SPavithra Barithaya if [ -f "$BACKUP" ]; then 23*e8c39f35SPavithra Barithaya BACKUP_SIZE=$(stat -c%s "$BACKUP") 24*e8c39f35SPavithra Barithaya if [ "$BACKUP_SIZE" -eq "$SIZE" ]; then 25*e8c39f35SPavithra Barithaya echo "Backup file size valid ($BACKUP_SIZE bytes), moving to NVRAM path" 26*e8c39f35SPavithra Barithaya mv "$BACKUP" "$NVRAM" 27*e8c39f35SPavithra Barithaya else 28*e8c39f35SPavithra Barithaya echo "Backup file size invalid ($BACKUP_SIZE bytes), deleting backup" 29*e8c39f35SPavithra Barithaya rm -f "$BACKUP" 30*e8c39f35SPavithra Barithaya truncate -s "$SIZE" "$NVRAM" 31*e8c39f35SPavithra Barithaya fi 32*e8c39f35SPavithra Barithaya else 33*e8c39f35SPavithra Barithaya echo "Backup file not found, creating new NVRAM file" 34*e8c39f35SPavithra Barithaya truncate -s "$SIZE" "$NVRAM" 35*e8c39f35SPavithra Barithaya fi 362cff3015SManojkiran Edafi 37