diff options
Diffstat (limited to 'target/linux/ipq40xx/base-files/etc/hotplug.d')
-rw-r--r-- | target/linux/ipq40xx/base-files/etc/hotplug.d/firmware/11-ath10k-caldata | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/target/linux/ipq40xx/base-files/etc/hotplug.d/firmware/11-ath10k-caldata b/target/linux/ipq40xx/base-files/etc/hotplug.d/firmware/11-ath10k-caldata index bc64d5b8ab..4322c4f3fa 100644 --- a/target/linux/ipq40xx/base-files/etc/hotplug.d/firmware/11-ath10k-caldata +++ b/target/linux/ipq40xx/base-files/etc/hotplug.d/firmware/11-ath10k-caldata @@ -1,5 +1,21 @@ #!/bin/sh +# xor multiple hex values of the same length +xor() { + local val + local ret="0x$1" + local retlen=${#1} + + shift + while [ -n "$1" ]; do + val="0x$1" + ret=$((ret ^ val)) + shift + done + + printf "%0${retlen}x" "$ret" +} + ath10kcal_die() { echo "ath10cal: " "$*" exit 1 @@ -37,6 +53,45 @@ ath10kcal_ubi_extract() { ath10kcal_die "failed to extract from $ubi" } +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 +} + +ath10kcal_patch_mac_crc() { + local mac=$1 + local mac_offset=6 + local chksum_offset=2 + local xor_mac + local xor_fw_mac + local xor_fw_chksum + + xor_fw_mac=$(hexdump -v -n 6 -s $mac_offset -e '/1 "%02x"' /lib/firmware/$FIRMWARE) + xor_fw_mac="${xor_fw_mac:0:4} ${xor_fw_mac:4:4} ${xor_fw_mac:8:4}" + + ath10kcal_patch_mac "$mac" && { + xor_mac=${mac//:/} + xor_mac="${xor_mac:0:4} ${xor_mac:4:4} ${xor_mac:8:4}" + + xor_fw_chksum=$(hexdump -v -n 2 -s $chksum_offset -e '/1 "%02x"' /lib/firmware/$FIRMWARE) + xor_fw_chksum=$(xor $xor_fw_chksum $xor_fw_mac $xor_mac) + + printf "%b" "\x${xor_fw_chksum:0:2}\x${xor_fw_chksum:2:2}" | \ + dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=$chksum_offset count=2 + } +} + +ath10kcal_is_caldata_valid() { + local expected="$1" + + magic=$(hexdump -v -n 2 -e '1/1 "%02x"' /lib/firmware/$FIRMWARE) + [[ "$magic" == "$expected" ]] + return $? +} + [ -e /lib/firmware/$FIRMWARE ] && exit 0 . /lib/functions.sh @@ -46,6 +101,15 @@ board=$(board_name) case "$FIRMWARE" in +"ath10k/cal-pci-0000:01:00.0.bin") + case "$board" in + meraki,mr33) + ath10kcal_ubi_extract "ART" 36864 2116 + ath10kcal_is_caldata_valid "4408" || ath10kcal_extract "ART" 36864 2116 + ath10kcal_patch_mac $(macaddr_add $(get_mac_binary "/sys/bus/i2c/devices/0-0050/eeprom" 102) +1) + ;; + esac + ;; "ath10k/pre-cal-ahb-a000000.wifi.bin") case "$board" in asus,rt-ac58u) @@ -59,6 +123,11 @@ case "$FIRMWARE" in qcom,ap-dk01.1-c1) ath10kcal_extract "ART" 4096 12064 ;; + meraki,mr33) + ath10kcal_ubi_extract "ART" 4096 12064 + ath10kcal_is_caldata_valid "202f" || ath10kcal_extract "ART" 4096 12064 + ath10kcal_patch_mac_crc $(macaddr_add $(get_mac_binary "/sys/bus/i2c/devices/0-0050/eeprom" 102) +2) + ;; openmesh,a42) ath10kcal_extract "0:ART" 4096 12064 ;; @@ -77,6 +146,11 @@ case "$FIRMWARE" in qcom,ap-dk01.1-c1) ath10kcal_extract "ART" 20480 12064 ;; + meraki,mr33) + ath10kcal_ubi_extract "ART" 20480 12064 + ath10kcal_is_caldata_valid "202f" || ath10kcal_extract "ART" 20480 12064 + ath10kcal_patch_mac_crc $(macaddr_add $(get_mac_binary "/sys/bus/i2c/devices/0-0050/eeprom" 102) +3) + ;; openmesh,a42) ath10kcal_extract "0:ART" 20480 12064 ;; |