openwrt/package/base-files/default/etc/init.d/S05nvram

   1 #!/bin/sh
   2 # NVRAM setup
   3 #
   4 # This file handles the NVRAM quirks of various hardware.
   5
   6 . /etc/nvram.overrides
   7 alias debug=${DEBUG:-:}
   8
   9 remap () {
  10         for type in lan wifi wan pppoe
  11         do
  12                 for s in '' s
  13                 do
  14                         eval nvram set ${type}_ifname$s=\"$(nvram get ${type}_ifname$s|sed s/$1/$2/g)\"
  15                 done
  16         done
  17 }
  18
  19 nvram_default() {
  20         [ -z "$(nvram get $1)" ] && nvram set "$1=$2"
  21 }
  22
  23 nvram_set() { # for the linksys fixup part
  24         [ "$(nvram get "$1")" = "$2" -a "$2" != "" ] || {
  25                 COMMIT=1
  26                 /usr/sbin/nvram set "$1=$2"
  27         }
  28 }
  29
  30 # work around braindead CFE defaults in linksys routers
  31 boardtype=$(nvram get boardtype)
  32 boardflags=$(($(nvram get boardflags)))
  33 [ "$boardtype" = "bcm94710dev" ] && boardtype="0xdeadbeef"
  34 adm_switch="$(( ($boardflags & 0x80) >> 7 ))"
  35 case "$(( $boardtype ))" in
  36         "$((0x708))")
  37                 if [ "$adm_switch" = 0 ]; then
  38                         nvram_set sdram_init "$(printf 0x%04x $(( $(/usr/sbin/nvram get sdram_init) | 0x0100 )))"
  39                         [ "$COMMIT" = 1 ] && {
  40                                 nvram_set sdram_config 0x0062
  41                                 nvram_set clkfreq 216
  42                                 nvram_set sdram_ncdl 0x0
  43                                 nvram_set pa0itssit 62
  44                                 nvram_set pa0b0 0x15eb
  45                                 nvram_set pa0b1 0xfa82
  46                                 nvram_set pa0b2 0xfe66
  47                                 nvram_set pa0maxpwr 0x4e
  48                         }
  49                 fi
  50         ;;
  51         "$((0x467))")
  52                 nvram_set sdram_init "$(printf 0x%04x $(( $(/usr/sbin/nvram get sdram_init) | 0x0100 )))"
  53                 [ "$COMMIT" = 1 ] && {
  54                         nvram_set sdram_config 0x0062
  55                         nvram_set sdram_ncdl 0x0
  56                         nvram_set pa0itssit 62
  57                         nvram_set pa0b0 0x168b
  58                         nvram_set pa0b1 0xfabf
  59                         nvram_set pa0b2 0xfeaf
  60                         nvram_set pa0maxpwr 0x4e
  61                 }
  62         ;;
  63 esac
  64 [ "$COMMIT" = "1" ] && nvram commit
  65
  66
  67 # linksys bug; remove when not using static configuration for lan
  68 nvram set lan_proto="static"
  69
  70 # hacks for wrt54g 1.x hardware
  71 [  "$(nvram get boardnum)"  = "42" \
  72 -a "$(nvram get boardtype)" = "bcm94710dev" ] && {
  73         debug "### wrt54g 1.x hack ###"
  74         nvram set vlan1hwname="et0"
  75         nvram set vlan2hwname="et0"
  76         remap eth0 vlan2
  77         remap eth1 vlan1
  78 }
  79
  80 # hacks for asus wl-500g deluxe
  81 [  "$(nvram get boardtype)" = "bcm95365r" \
  82 -a "$(nvram get boardnum)" = "45" ] && {
  83         debug "### wl-500g deluxe hacks ###"
  84         nvram set vlan0hwname="et0"
  85         nvram set vlan1hwname="et0"
  86         remap eth0.1 vlan0
  87         remap eth0 vlan1
  88
  89         # set up the vlan*ports variables for the asus wl-500g deluxe
  90         # if they don't already exist
  91         nvram_default vlan0ports "1 2 3 4 5*"
  92         nvram_default vlan1ports "0 5"
  93 }
  94
  95 # hacks for asus
  96 case "$(nvram get productid)" in
  97         WL300g)
  98                 debug "### wl-300g hacks ###"
  99                 nvram set lan_ifnames="eth0 eth2"
 100                 nvram set wan_ifname="none"
 101         ;;
 102         WLHDD)
 103                 debug "### wl-hdd hacks ###"
 104                 nvram set lan_ifnames="eth1 eth2"
 105                 nvram set wan_ifname="none"
 106         ;;
 107         *)
 108                 # wl-500g defaults. these are placed here, because WL-HDD and WL-300g
 109                 # might have the same nvram settings.
 110                 [ "$(nvram get boardnum)" = "asusX" \
 111                 -a "$(nvram get boardtype)" = "bcm94710dev" ] && {
 112                         nvram_default wan_device "eth1"
 113                 }
 114         ;;
 115 esac
 116
 117 # hacks for wap54g hardware
 118 [  "$(nvram get boardnum)" = "2" \
 119 -o "$(nvram get boardnum)" = "1024" ] && {
 120         debug "### wap54g hack ###"
 121         nvram set wan_ifname="none"
 122 }
 123
 124 # hacks for buffalo wla2-g54l
 125 [  "$(nvram get boardnum)" = "00" \
 126 -a "$(nvram get product_name)" = "Product_name" \
 127 -o "$(nvram get product_name)" = "WLA2-G54L" ] && {
 128         debug "### wla2-g54l hacks ###"
 129         nvram set wan_ifname="none"
 130         nvram set lan_ifnames="vlan0"
 131 }
 132
 133 # needed at least for wrt54gs v1.1 and wrt54g v2.0, v2.2
 134 [ \! -z "$(nvram get boardrev)" ] && {
 135         nvram_default wl0id 0x4320
 136 }
 137
 138 # defaults
 139 nvram_default lan_ifname "br0"
 140 nvram_default lan_ifnames "$FAILSAFE_ifnames"
 141
 142 nvram_default wan_ifname "vlan1"
 143 nvram_default wan_device "vlan1"
 144 nvram_default wan_proto "dhcp"
 145
 146 nvram_default wl0_ssid OpenWrt
 147 nvram_default wl0_mode ap
 148 nvram_default wl0_infra 1
 149 nvram_default wl0_radio 1
 150
 151 WAN_PROTO="$(nvram get wan_proto)"
 152 WAN_IFNAME="$(nvram get wan_ifname)"
 153 case "$WAN_PROTO" in
 154         pp*) [ "${WAN_IFNAME%%[0-9]*}" = "ppp" ] || nvram set wan_ifname=ppp0;;
 155         *) [ "${WAN_IFNAME%%[0-9]*}" = "ppp" ] && nvram set wan_ifname="$(nvram get wan_device)";;
 156 esac
 157
 158 [ "$(nvram get il0macaddr)" = "00:90:4c:5f:00:2a" ] && {
 159         # if default wifi mac, set two higher than the lan mac
 160         nvram set il0macaddr=$(nvram get et0macaddr|
 161         awk '{OFS=FS=":";for(x=7,y=2;--x;){$x=sprintf("%02x",(y+="0x"$x)%256);y/=256}print}')
 162 }
 163