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90 lines
1.8 KiB
Plaintext
90 lines
1.8 KiB
Plaintext
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#!/bin/sh
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[ -e /lib/firmware/$FIRMWARE ] && exit 0
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. /lib/apm821xx.sh
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. /lib/functions.sh
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. /lib/functions/system.sh
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ath9k_eeprom_die() {
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echo "ath9k eeprom: " "$*"
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exit 1
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}
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ath9k_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_chardev $part)
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[ -n "$mtd" ] || \
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ath9k_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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ath9k_eeprom_die "failed to extract from $mtd"
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}
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ath9k_ubi_eeprom_extract() {
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local part=$1
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local offset=$2
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local count=$3
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local ubidev=$(nand_find_ubi $CI_UBIPART)
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local ubi
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ubi=$(nand_find_volume $ubidev $part)
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[ -n "$ubi" ] || \
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ath9k_eeprom_die "no UBI volume found for $part"
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dd if=/dev/$ubi of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
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ath9k_eeprom_die "failed to extract from $ubi"
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}
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ath9k_patch_firmware_mac() {
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local mac=$1
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[ -z "$mac" ] && return
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macaddr_2bin $mac | dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=2 count=6
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}
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board=$(apm821xx_board_name)
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case "$FIRMWARE" in
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"pci_wmac0.eeprom")
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case $board in
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wndr4700)
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. /lib/upgrade/nand.sh
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if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
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ath9k_ubi_eeprom_extract "caldata" 20480 4096
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else
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ath9k_eeprom_extract "wifi_data" 20480 4096
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ath9k_patch_firmware_mac $(mtd_get_mac_binary wifi_data 12)
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fi
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;;
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*)
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ath9k_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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"pci_wmac1.eeprom")
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case $board in
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wndr4700)
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. /lib/upgrade/nand.sh
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if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
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ath9k_ubi_eeprom_extract "caldata" 4096 4096
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else
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ath9k_eeprom_extract "wifi_data" 4096 4096
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ath9k_patch_firmware_mac $(mtd_get_mac_binary wifi_data 0)
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fi
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;;
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*)
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ath9k_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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