OpenWrt – Rev 3

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#!/bin/sh

ath10kcal_die() {
        echo "ath10cal: " "$*"
        exit 1
}

ath10kcal_from_file() {
        local source=$1
        local offset=$2
        local count=$3

        dd if=$source of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
                ath10kcal_die "failed to extract calibration data from $source"
}

ath10kcal_extract() {
        local part=$1
        local offset=$2
        local count=$3
        local mtd

        mtd=$(find_mtd_chardev $part)
        [ -n "$mtd" ] || \
                ath10kcal_die "no mtd device found for partition $part"

        dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
                ath10kcal_die "failed to extract calibration data from $mtd"
}

ath10kcal_patch_mac() {
        local mac=$1

        [ -z "$mac" ] && return

        macaddr_2bin $mac | dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=6 count=6
}

[ -e /lib/firmware/$FIRMWARE ] && exit 0

. /lib/functions.sh
. /lib/functions/system.sh

board=$(board_name)


case "$FIRMWARE" in
"ath10k/pre-cal-pci-0000:01:00.0.bin")
        case $board in
        linksys,ea8500)
                hw_mac_addr=$(mtd_get_mac_ascii devinfo hw_mac_addr)
                ath10kcal_extract "art" 4096 12064
                ;;
        netgear,d7800 |\
        netgear,r7500v2 |\
        netgear,r7800)
                ath10kcal_extract "art" 4096 12064
                ;;
        tplink,c2600)
                ath10kcal_extract "radio" 4096 12064
#               ath10kcal_patch_mac $(macaddr_add $(mtd_get_mac_binary default-mac 8) -1)
                ;;
        nec,wg2600hp |\
        tplink,vr2600v)
                ath10kcal_extract "ART" 4096 12064
                ;;
        zyxel,nbg6817)
                ath10kcal_extract "0:ART" 4096 12064
                ;;
        esac
        ;;
"ath10k/pre-cal-pci-0001:01:00.0.bin")
        case $board in
        linksys,ea8500)
                hw_mac_addr=$(mtd_get_mac_ascii devinfo hw_mac_addr)
                ath10kcal_extract "art" 20480 12064
                ;;
        netgear,d7800 |\
        netgear,r7500v2 |\
        netgear,r7800)
                ath10kcal_extract "art" 20480 12064
                ;;
        tplink,c2600)
                ath10kcal_extract "radio" 20480 12064
#               ath10kcal_patch_mac $(macaddr_add $(mtd_get_mac_binary default-mac 8) -2)
                ;;
        nec,wg2600hp |\
        tplink,vr2600v)
                ath10kcal_extract "ART" 20480 12064
                ;;
        zyxel,nbg6817)
                ath10kcal_extract "0:ART" 20480 12064
                ;;
        esac
        ;;
*)
        exit 1
        ;;
esac