openwrtv4/target/linux/ar71xx/base-files/lib/preinit/82_patch_ath10k
Felix Fietkau 4babe9dc6d ar71xx: fix 82_patch_ath10k
It has been broken since the new ath10k firmware introduced in r44656.

Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>

SVN-Revision: 45624
2015-05-08 10:43:55 +00:00

51 lines
1.1 KiB
Bash

#!/bin/sh
. /lib/functions/system.sh
. /lib/ar71xx.sh
do_patch_ath10k_firmware() {
local firmware_file="/lib/firmware/ath10k/QCA988X/hw2.0/firmware-4.bin"
# bail out if firmware does not exist
[ -f "$firmware_file" ] || {
return
}
local firmware_md5_orig="ab36ef267d15cfc02317ceeb38e8f548"
local firmware_md5_current="$(md5sum $firmware_file)"
local firmware_md5_current="${firmware_md5_current%% *}"
# verify md5sum before patching
[ "$firmware_md5_orig" != "$firmware_md5_current" ] || {
return
}
# some boards have bogus mac in otp, patch the default mac in the firmware
case $(ar71xx_board_name) in
dgl-5500-a1)
local mac
mac=$(mtd_get_mac_ascii nvram wlan1_mac)
cp $firmware_file /tmp/ath10k-firmware.bin
macaddr_2bin $mac | dd of=/tmp/ath10k-firmware.bin \
conv=notrunc bs=1 seek=280 count=6
;;
esac
[ -f /tmp/ath10k-firmware.bin ] || {
return
}
cp /tmp/ath10k-firmware.bin $firmware_file
rm /tmp/ath10k-firmware.bin
}
check_patch_ath10k_firmware() {
case $(ar71xx_board_name) in
dgl-5500-a1)
do_patch_ath10k_firmware
;;
esac
}
boot_hook_add preinit_main check_patch_ath10k_firmware