[package] base-files: mark /etc/rc.local as conffile
[openwrt.git] / package / nvram / files / nvram.init
1 #!/bin/sh /etc/rc.common
2 # NVRAM setup
3 #
4 # This file handles the NVRAM quirks of various hardware.
5
6 START=02
7 alias debug=${DEBUG:-:}
8
9 nvram_default() {
10 [ -z "$(nvram get $1)" ] && nvram set "$1=$2"
11 }
12
13 nvram_set() { # for the linksys fixup part
14 [ "$(nvram get "$1")" = "$2" -a "$2" != "" ] || {
15 COMMIT=1
16 /usr/sbin/nvram set "$1=$2"
17 }
18 }
19
20 fixup_linksys() {
21 # work around braindead CFE defaults in linksys routers
22 boardtype=$(nvram get boardtype)
23 boardnum=$(nvram get boardnum)
24 boardflags=$(($(nvram get boardflags)))
25 adm_switch="$(( ($boardflags & 0x80) >> 7 ))"
26
27 [ -n "$(nvram get vxkilled)" ] && boardtype=0 # don't mess with the ram settings on the hacked cfe
28 case "$(( $boardtype ))" in
29 "1800") #0x708
30 if [ "$adm_switch" = 0 ]; then
31 nvram_set sdram_init "$(printf 0x%04x $(( $(/usr/sbin/nvram get sdram_init) | 0x0100 )))"
32 [ "$COMMIT" = 1 ] && {
33 nvram_set clkfreq 216
34 nvram_set sdram_ncdl 0x0
35 nvram_set pa0itssit 62
36 nvram_set pa0b0 0x15eb
37 nvram_set pa0b1 0xfa82
38 nvram_set pa0b2 0xfe66
39 nvram_set pa0maxpwr 0x4e
40 }
41 fi
42 ;;
43 "1127") #0x467
44 nvram_set sdram_init "$(printf 0x%04x $(( $(/usr/sbin/nvram get sdram_init) | 0x0100 )))"
45 [ "$COMMIT" = 1 ] && {
46 nvram_set sdram_ncdl 0x0
47 nvram_set pa0itssit 62
48 nvram_set pa0b0 0x168b
49 nvram_set pa0b1 0xfabf
50 nvram_set pa0b2 0xfeaf
51 nvram_set pa0maxpwr 0x4e
52 }
53 ;;
54 "1071") #0x042f
55 # do sanity check first! max 0x0011 = 128mb
56 SDRAM_INIT=$(printf %d $(/usr/sbin/nvram get sdram_init))
57 [ "$SDRAM_INIT" -lt "9" -o "$SDRAM_INIT" -gt "17" ] && {
58 # set this to default: 0x09 only if value is invaild like 16MB on Asus WL-500GP
59 echo "sdram_init is invaild: $(printf 0x%04x $SDRAM_INIT), force to default!"
60 nvram_set sdram_init 0x0009
61 }
62 # on WRT54G3GV2 set flag, so checksum errors of firmware image 2 don't stop the boot process
63 noset_try_flag=$(nvram get noset_try_flag)
64 [ "$noset_try_flag" = 0 ] && {
65 echo "setting noset_try_flag to 1."
66 nvram_set noset_try_flag 1
67 }
68 [ "$COMMIT" = 1 ] && {
69 nvram_set sdram_ncdl 0x0
70 }
71 esac
72 }
73
74 start() {
75 # Don't do any fixups on the WGT634U
76 [ "$(cat /proc/diag/model)" = "Netgear WGT634U" ] && return
77
78 fixup_linksys
79
80 # OFDM Power Offset is set incorrectly on many boards.
81 # Setting it to 0 will increase the tx power to normal levels.
82 nvram_set opo 0x0
83
84 [ "$(nvram get il0macaddr)" = "00:90:4c:5f:00:2a" ] && {
85 # if default wifi mac, set two higher than the lan mac
86 nvram set il0macaddr=$(nvram get et0macaddr|
87 awk '{OFS=FS=":";for(x=7,y=2;--x;){$x=sprintf("%02x",(y+="0x"$x)%256);y/=256}print}')
88 }
89
90 [ "$(nvram get et0macaddr)" = "00:90:4c:c0:00:08" ] && {
91 # OvisLink WL-1600GL mac workaround
92 nvram set et0macaddr=$(hexdump -n 6 -s 130976 -e '5/1 "%02x:" "%02x" ' /dev/mtd/0)
93 nvram set il0macaddr=$(nvram get et0macaddr|
94 awk '{OFS=FS=":";for(x=7,y=2;--x;){$x=sprintf("%02x",(y+="0x"$x)%256);y/=256}print}')
95 }
96
97 [ "$COMMIT" = "1" ] && nvram commit
98 }
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