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186 lines
4.3 KiB
Bash
186 lines
4.3 KiB
Bash
#!/bin/sh
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# xor multiple hex values of the same length
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xor() {
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local val
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local ret="0x$1"
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local retlen=${#1}
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shift
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while [ -n "$1" ]; do
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val="0x$1"
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ret=$((ret ^ val))
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shift
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done
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printf "%0${retlen}x" "$ret"
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}
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ath10kcal_die() {
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echo "ath10cal: " "$*"
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exit 1
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}
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ath10kcal_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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ath10kcal_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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ath10kcal_die "failed to extract calibration data from $mtd"
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}
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ath10kcal_ubi_extract() {
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local part=$1
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local offset=$2
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local count=$3
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local ubidev
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local ubi
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. /lib/upgrade/nand.sh
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ubidev=$(nand_find_ubi $CI_UBIPART)
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ubi=$(nand_find_volume $ubidev $part)
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[ -n "$ubi" ] || \
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ath10kcal_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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ath10kcal_die "failed to extract from $ubi"
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}
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ath10kcal_patch_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=6 count=6
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}
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ath10kcal_patch_mac_crc() {
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local mac=$1
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local mac_offset=6
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local chksum_offset=2
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local xor_mac
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local xor_fw_mac
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local xor_fw_chksum
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xor_fw_mac=$(hexdump -v -n 6 -s $mac_offset -e '/1 "%02x"' /lib/firmware/$FIRMWARE)
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xor_fw_mac="${xor_fw_mac:0:4} ${xor_fw_mac:4:4} ${xor_fw_mac:8:4}"
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ath10kcal_patch_mac "$mac" && {
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xor_mac=${mac//:/}
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xor_mac="${xor_mac:0:4} ${xor_mac:4:4} ${xor_mac:8:4}"
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xor_fw_chksum=$(hexdump -v -n 2 -s $chksum_offset -e '/1 "%02x"' /lib/firmware/$FIRMWARE)
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xor_fw_chksum=$(xor $xor_fw_chksum $xor_fw_mac $xor_mac)
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printf "%b" "\x${xor_fw_chksum:0:2}\x${xor_fw_chksum:2:2}" | \
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dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=$chksum_offset count=2
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}
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}
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ath10kcal_is_caldata_valid() {
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local expected="$1"
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magic=$(hexdump -v -n 2 -e '1/1 "%02x"' /lib/firmware/$FIRMWARE)
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[[ "$magic" == "$expected" ]]
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return $?
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}
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[ -e /lib/firmware/$FIRMWARE ] && 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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"ath10k/cal-pci-0000:01:00.0.bin")
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case "$board" in
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meraki,mr33)
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ath10kcal_ubi_extract "ART" 36864 2116
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ath10kcal_is_caldata_valid "4408" || ath10kcal_extract "ART" 36864 2116
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ath10kcal_patch_mac $(macaddr_add $(get_mac_binary "/sys/bus/i2c/devices/0-0050/eeprom" 102) +1)
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;;
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esac
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;;
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"ath10k/pre-cal-pci-0000:01:00.0.bin")
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case "$board" in
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openmesh,a62)
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ath10kcal_extract "0:ART" 36864 12064
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;;
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esac
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;;
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"ath10k/pre-cal-ahb-a000000.wifi.bin")
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case "$board" in
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8dev,jalapeno |\
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glinet,gl-b1300 |\
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qcom,ap-dk01.1-c1)
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ath10kcal_extract "ART" 4096 12064
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;;
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asus,rt-ac58u)
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CI_UBIPART=UBI_DEV
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ath10kcal_ubi_extract "Factory" 4096 12064
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;;
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avm,fritzbox-4040)
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/usr/bin/fritz_cal_extract -i 1 -s 0x400 -e 0x207 -l 12064 -o /lib/firmware/$FIRMWARE $(find_mtd_chardev "urlader_config")
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;;
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meraki,mr33)
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ath10kcal_ubi_extract "ART" 4096 12064
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ath10kcal_is_caldata_valid "202f" || ath10kcal_extract "ART" 4096 12064
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ath10kcal_patch_mac_crc $(macaddr_add $(get_mac_binary "/sys/bus/i2c/devices/0-0050/eeprom" 102) +2)
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;;
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netgear,ex6100v2 |\
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netgear,ex6150v2)
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ath10kcal_extract "ART" 4096 12064
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ath10kcal_patch_mac_crc $(mtd_get_mac_binary dnidata 0)
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;;
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compex,wpj428 |\
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openmesh,a42 |\
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openmesh,a62)
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ath10kcal_extract "0:ART" 4096 12064
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;;
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esac
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;;
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"ath10k/pre-cal-ahb-a800000.wifi.bin")
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case "$board" in
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8dev,jalapeno |\
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glinet,gl-b1300 |\
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qcom,ap-dk01.1-c1)
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ath10kcal_extract "ART" 20480 12064
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;;
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asus,rt-ac58u)
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CI_UBIPART=UBI_DEV
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ath10kcal_ubi_extract "Factory" 20480 12064
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;;
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avm,fritzbox-4040)
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/usr/bin/fritz_cal_extract -i 1 -s 0x400 -e 0x208 -l 12064 -o /lib/firmware/$FIRMWARE $(find_mtd_chardev "urlader_config")
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;;
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meraki,mr33)
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ath10kcal_ubi_extract "ART" 20480 12064
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ath10kcal_is_caldata_valid "202f" || ath10kcal_extract "ART" 20480 12064
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ath10kcal_patch_mac_crc $(macaddr_add $(get_mac_binary "/sys/bus/i2c/devices/0-0050/eeprom" 102) +3)
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;;
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netgear,ex6100v2 |\
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netgear,ex6150v2)
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ath10kcal_extract "ART" 20480 12064
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ath10kcal_patch_mac_crc $(mtd_get_mac_binary dnidata 12)
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;;
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compex,wpj428 |\
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openmesh,a42 |\
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openmesh,a62)
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ath10kcal_extract "0:ART" 20480 12064
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;;
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esac
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;;
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*)
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exit 1
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;;
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esac
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