50 lines
1.0 KiB
Bash
50 lines
1.0 KiB
Bash
#!/bin/sh
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# based on gabors ralink wisoc implementation
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rt2x00_eeprom_die() {
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echo "rt2x00 eeprom: " "$*"
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exit 1
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}
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rt2x00_eeprom_extract() {
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local part=$1
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local offset=$2
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local count=$3
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local swab=$4
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local mtd
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. /lib/functions.sh
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mtd=$(find_mtd_part $part)
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[ -n "$mtd" ] || \
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rt2x00_eeprom_die "no mtd device found for partition $part"
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if [ $swab -gt 0 ]; then
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dd if=$mtd of=/lib/firmware/$FIRMWARE bs=2 skip=$offset count=$count conv=swab || \
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rt2x00_eeprom_die "failed to extract from $mtd"
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else
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dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count || \
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rt2x00_eeprom_die "failed to extract from $mtd"
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fi
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}
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[ -e /lib/firmware/$FIRMWARE ] && exit 0
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. /lib/functions/lantiq.sh
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case "$FIRMWARE" in
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"RT2860.eeprom" )
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local board=$(lantiq_board_name)
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case $board in
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ARV7510PW22|ARV7519PW|ARV752DPW|ARV752DPW22|VGV7519)
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rt2x00_eeprom_extract "board_config" 520 256 1
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;;
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ARV7525PW)
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rt2x00_eeprom_extract "board_config" 1040 512 0
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;;
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*)
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rt2x00_eeprom_die "board $board is not supported yet"
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;;
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esac
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;;
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esac
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