77 lines
1.7 KiB
Bash
77 lines
1.7 KiB
Bash
#!/bin/sh
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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=$3
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local mtd
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mtd=$(find_mtd_part $part)
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[ -n "$mtd" ] || \
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rt2x00_eeprom_die "no mtd device found for partition $part"
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dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
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rt2x00_eeprom_die "failed to extract from $mtd"
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}
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jboot_eeprom_extract() {
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local part=$1
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local offset=$2
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local mtd
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mtd=$(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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jboot_config_read -i $mtd -o $offset -e /lib/firmware/$FIRMWARE 2>/dev/null || \
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rt2x00_eeprom_die "failed to extract from $mtd"
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}
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rt2x00_eeprom_set_macaddr() {
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local macaddr=$1
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[ -n "$macaddr" ] || \
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rt2x00_eeprom_die "invalid wlan mac address"
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macaddr_2bin $macaddr | dd of=/lib/firmware/$FIRMWARE \
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conv=notrunc bs=1 seek=4 count=6 2>/dev/null || \
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rt2x00_eeprom_die "failed to write mac address to eeprom file"
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}
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FW="/lib/firmware/$FIRMWARE"
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[ -e "$FW" ] && exit 0
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. /lib/functions.sh
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. /lib/functions/system.sh
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board=$(board_name)
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case "$FIRMWARE" in
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"soc_wmac.eeprom")
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case $board in
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dlink,dwr-116-a1|\
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dlink,dwr-118-a2|\
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dlink,dwr-921-c1|\
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lava,lr-25g001)
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wan_mac=$(jboot_config_read -m -i $(find_mtd_part "config") -o 0xE000)
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wifi_mac=$(macaddr_add "$wan_mac" 1)
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jboot_eeprom_extract "config" 0xE000
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rt2x00_eeprom_set_macaddr $wifi_mac
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;;
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tiny-ac)
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wifi_mac=$(mtd_get_mac_ascii u-boot-env INIC_MAC_ADDR)
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rt2x00_eeprom_extract "factory" 0 512
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rt2x00_eeprom_set_macaddr $wifi_mac
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;;
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*)
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rt2x00_eeprom_die "Please define mtd-eeprom in $board DTS file!"
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;;
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esac
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;;
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esac
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