63 lines
1.7 KiB
Plaintext
63 lines
1.7 KiB
Plaintext
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#!/bin/sh
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echo "Hello PetaLinux World This is an example startup script, ver 4"
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reset_counters() {
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# Read the file into an associative array
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declare -A counters
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while read line; do
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# Split the line into key and value
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key=$(echo "$line" | cut -d= -f1)
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value=$(echo "$line" | cut -d= -f2)
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# Store the key-value pair in the array
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counters["$key"]=$value
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done < counter_env
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# Reset the values in the array
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counters["nu_nw_upgrade_counter"]=0
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counters["nu_nw_global_counter"]=0
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counters["nu_lc_boot_counter"]=0
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counters["nu_lc_backup_counter"]=0
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# Write the array back to the file
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for key in "${!counters[@]}"; do
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echo "$key=${counters[$key]}" >> counter_env.tmp
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done
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# Replace the original file with the updated file
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mv counter_env.tmp counter_env
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}
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# get the user boot mode pins
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boot_mode_reg=`peek 0x00FF5E0204`
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boot_from_sd_card_reg_val="0x00000555"
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boot_from_emmc_reg_val="0x00000666"
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if [ "$boot_mode_reg" = "$boot_from_sd_card_reg_val" ]; then
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#
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# SD BOOT
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#
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echo "booting from sd card based on user boot mode"
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cd /mnt/sd-mmcblk1p1
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echo "Starting Crashkernel Service"
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kexec -p /mnt/sd-mmcblk1p1/crashkernel/vmlinux --initrd=/mnt/sd-mmcblk1p1/crashkernel/rootfs.cpio
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echo "Resetting U-Boot Counters"
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reset_counters
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./startup_script.cmd
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elif [ "$boot_mode_reg" = "$boot_from_emmc_reg_val" ]; then
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#
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# EMMC BOOT
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#
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echo "booting from emmc based on boot mode"
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cd /mnt/sd-mmcblk0p1
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echo "Starting Crashkernel Service"
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kexec -p /mnt/sd-mmcblk0p1/crashkernel/vmlinux --initrd=/mnt/sd-mmcblk0p1/crashkernel/rootfs.cpio
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echo "Resetting U-Boot Counters"
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reset_counters
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./startup_script.cmd
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else
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#
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# Should never be here
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#
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echo "[ERROR] user boot mode unsupported, waiting for system reset..."
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fi
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