b83f3c0b94d539ba68068a7b7ec14fcc3e33fc74
[openwrt/openwrt.git] / target / linux / ath79 / base-files / etc / hotplug.d / firmware / 11-ath10k-caldata
1 #!/bin/sh
2
3 . /lib/functions/k2t.sh
4
5 # xor multiple hex values of the same length
6 xor() {
7 local val
8 local ret="0x$1"
9 local retlen=${#1}
10
11 shift
12 while [ -n "$1" ]; do
13 val="0x$1"
14 ret=$((ret ^ val))
15 shift
16 done
17
18 printf "%0${retlen}x" "$ret"
19 }
20
21 ath10kcal_die() {
22 echo "ath10cal: " "$*"
23 exit 1
24 }
25
26 ath10kcal_from_file() {
27 local source=$1
28 local offset=$2
29 local count=$3
30
31 dd if=$source of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
32 ath10kcal_die "failed to extract calibration data from $source"
33 }
34
35 ath10kcal_extract() {
36 local part=$1
37 local offset=$2
38 local count=$3
39 local mtd
40
41 mtd=$(find_mtd_chardev $part)
42 [ -n "$mtd" ] || \
43 ath10kcal_die "no mtd device found for partition $part"
44
45 dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
46 ath10kcal_die "failed to extract calibration data from $mtd"
47 }
48
49 ath10kcal_patch_mac() {
50 local mac=$1
51
52 [ -z "$mac" ] && return
53
54 macaddr_2bin $mac | dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=6 count=6
55 }
56
57 ath10kcal_patch_mac_crc() {
58 local mac=$1
59 local mac_offset=6
60 local chksum_offset=2
61 local xor_mac
62 local xor_fw_mac
63 local xor_fw_chksum
64
65 xor_fw_mac=$(hexdump -v -n 6 -s $mac_offset -e '/1 "%02x"' /lib/firmware/$FIRMWARE)
66 xor_fw_mac="${xor_fw_mac:0:4} ${xor_fw_mac:4:4} ${xor_fw_mac:8:4}"
67
68 ath10kcal_patch_mac "$mac" && {
69 xor_mac=${mac//:/}
70 xor_mac="${xor_mac:0:4} ${xor_mac:4:4} ${xor_mac:8:4}"
71
72 xor_fw_chksum=$(hexdump -v -n 2 -s $chksum_offset -e '/1 "%02x"' /lib/firmware/$FIRMWARE)
73 xor_fw_chksum=$(xor $xor_fw_chksum $xor_fw_mac $xor_mac)
74
75 printf "%b" "\x${xor_fw_chksum:0:2}\x${xor_fw_chksum:2:2}" | \
76 dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=$chksum_offset count=2
77 }
78 }
79
80 [ -e /lib/firmware/$FIRMWARE ] && exit 0
81
82 . /lib/functions.sh
83 . /lib/functions/system.sh
84
85 board=$(board_name)
86
87 case "$FIRMWARE" in
88 "ath10k/cal-pci-0000:00:00.0.bin")
89 case $board in
90 devolo,dvl1200e|\
91 devolo,dvl1750c)
92 ath10kcal_extract "art" 20480 2116
93 ath10kcal_patch_mac_crc $(macaddr_add $(mtd_get_mac_binary art 0) -1)
94 ;;
95 glinet,gl-x750)
96 ath10kcal_extract "art" 20480 2116
97 ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) +1)
98 ;;
99 iodata,wn-ac1167dgr|\
100 iodata,wn-ac1600dgr2)
101 ath10kcal_extract "art" 20480 2116
102 ath10kcal_patch_mac $(macaddr_add $(mtd_get_mac_ascii u-boot-env ethaddr) +1)
103 ;;
104 nec,wg800hp)
105 ath10kcal_extract "art" 20480 2116
106 ath10kcal_patch_mac_crc $(mtd_get_mac_text board_data 2176)
107 ;;
108 ocedo,koala)
109 ath10kcal_extract "art" 20480 2116
110 ath10kcal_patch_mac $(mtd_get_mac_binary art 12)
111 ;;
112 openmesh,om5p-ac-v2)
113 ath10kcal_extract "ART" 20480 2116
114 ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) +16)
115 ;;
116 tplink,archer-a7-v5|\
117 tplink,archer-c7-v2)
118 ath10kcal_extract "art" 20480 2116
119 ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth1/address) -1)
120 ;;
121 tplink,archer-c7-v5)
122 ath10kcal_extract "art" 20480 2116
123 ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) -1)
124 ;;
125 tplink,re450-v2)
126 ath10kcal_extract "art" 20480 2116
127 ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) +1)
128 ;;
129 ubnt,unifiac-lite|\
130 ubnt,unifiac-mesh|\
131 ubnt,unifiac-mesh-pro|\
132 ubnt,lap-120|\
133 ubnt,nanostation-ac|\
134 ubnt,nanostation-ac-loco|\
135 ubnt,unifiac-pro)
136 ath10kcal_extract "EEPROM" 20480 2116
137 ;;
138 esac
139 ;;
140 "ath10k/pre-cal-pci-0000:00:00.0.bin")
141 case $board in
142 phicomm,k2t)
143 ath10kcal_extract "art" 20480 12064
144 ath10kcal_patch_mac_crc $(k2t_get_mac "5g_mac")
145 ln -sf /lib/firmware/ath10k/pre-cal-pci-0000\:00\:00.0.bin \
146 /lib/firmware/ath10k/QCA9888/hw2.0/board.bin
147 ;;
148 tplink,archer-c58-v1|\
149 tplink,archer-c59-v1)
150 ath10kcal_extract "art" 20480 12064
151 ln -sf /lib/firmware/ath10k/pre-cal-pci-0000\:00\:00.0.bin \
152 /lib/firmware/ath10k/QCA9888/hw2.0/board.bin
153 ;;
154 esac
155 ;;
156 *)
157 exit 1
158 ;;
159 esac