OpenWrt – Blame information for rev 1
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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1 | office | 1 | #!/bin/sh /etc/rc.common |
| 2 | # NVRAM setup |
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| 3 | # |
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| 4 | # This file handles the NVRAM quirks of various hardware. |
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| 5 | |||
| 6 | START=02 |
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| 7 | alias debug=${DEBUG:-:} |
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| 8 | |||
| 9 | nvram_default() { |
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| 10 | [ -z "$(nvram get $1)" ] && nvram set "$1=$2" |
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| 11 | } |
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| 12 | |||
| 13 | nvram_set() { # for the linksys fixup part |
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| 14 | [ "$(nvram get "$1")" = "$2" -a "$2" != "" ] || { |
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| 15 | COMMIT=1 |
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| 16 | /usr/sbin/nvram set "$1=$2" |
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| 17 | } |
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| 18 | } |
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| 19 | |||
| 20 | fixup_linksys() { |
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| 21 | # work around braindead CFE defaults in linksys routers |
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| 22 | boardtype=$(nvram get boardtype) |
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| 23 | boardnum=$(nvram get boardnum) |
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| 24 | boardflags=$(($(nvram get boardflags))) |
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| 25 | adm_switch="$(( ($boardflags & 0x80) >> 7 ))" |
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| 26 | |||
| 27 | [ -n "$(nvram get vxkilled)" ] && boardtype=0 # don't mess with the ram settings on the hacked cfe |
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| 28 | case "$(( $boardtype ))" in |
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| 29 | "1800") #0x708 |
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| 30 | if [ "$adm_switch" = 0 ]; then |
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| 31 | nvram_set sdram_init "$(printf 0x%04x $(( $(/usr/sbin/nvram get sdram_init) | 0x0100 )))" |
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| 32 | [ "$COMMIT" = 1 ] && { |
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| 33 | nvram_set clkfreq 216 |
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| 34 | nvram_set sdram_ncdl 0x0 |
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| 35 | nvram_set pa0itssit 62 |
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| 36 | nvram_set pa0b0 0x15eb |
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| 37 | nvram_set pa0b1 0xfa82 |
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| 38 | nvram_set pa0b2 0xfe66 |
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| 39 | nvram_set pa0maxpwr 0x4e |
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| 40 | } |
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| 41 | fi |
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| 42 | ;; |
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| 43 | "1127") #0x467 |
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| 44 | nvram_set sdram_init "$(printf 0x%04x $(( $(/usr/sbin/nvram get sdram_init) | 0x0100 )))" |
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| 45 | [ "$COMMIT" = 1 ] && { |
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| 46 | nvram_set sdram_ncdl 0x0 |
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| 47 | nvram_set pa0itssit 62 |
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| 48 | nvram_set pa0b0 0x168b |
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| 49 | nvram_set pa0b1 0xfabf |
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| 50 | nvram_set pa0b2 0xfeaf |
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| 51 | nvram_set pa0maxpwr 0x4e |
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| 52 | } |
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| 53 | ;; |
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| 54 | "1071") #0x042f |
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| 55 | # do sanity check first! max 0x0011 = 128mb |
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| 56 | SDRAM_INIT=$(printf %d $(/usr/sbin/nvram get sdram_init)) |
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| 57 | [ "$SDRAM_INIT" -lt "9" -o "$SDRAM_INIT" -gt "17" ] && { |
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| 58 | # set this to default: 0x09 only if value is invaild like 16MB on Asus WL-500GP |
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| 59 | echo "sdram_init is invaild: $(printf 0x%04x $SDRAM_INIT), force to default!" |
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| 60 | nvram_set sdram_init 0x0009 |
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| 61 | } |
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| 62 | # on WRT54G3GV2 set flag, so checksum errors of firmware image 2 don't stop the boot process |
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| 63 | noset_try_flag=$(nvram get noset_try_flag) |
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| 64 | [ "$noset_try_flag" = 0 ] && { |
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| 65 | echo "setting noset_try_flag to 1." |
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| 66 | nvram_set noset_try_flag 1 |
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| 67 | } |
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| 68 | [ "$COMMIT" = 1 ] && { |
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| 69 | nvram_set sdram_ncdl 0x0 |
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| 70 | } |
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| 71 | esac |
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| 72 | } |
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| 73 | |||
| 74 | start() { |
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| 75 | # Don't do any fixups on the WGT634U |
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| 76 | [ "$(cat /proc/diag/model)" = "Netgear WGT634U" ] && return |
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| 77 | |||
| 78 | fixup_linksys |
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| 79 | |||
| 80 | # OFDM Power Offset is set incorrectly on many boards. |
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| 81 | # Setting it to 0 will increase the tx power to normal levels. |
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| 82 | nvram_set opo 0x0 |
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| 83 | |||
| 84 | [ "$(nvram get il0macaddr)" = "00:90:4c:5f:00:2a" ] && { |
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| 85 | # if default wifi mac, set two higher than the lan mac |
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| 86 | nvram set il0macaddr=$(nvram get et0macaddr| |
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| 87 | awk '{OFS=FS=":";for(x=7,y=2;--x;){$x=sprintf("%02x",(y+="0x"$x)%256);y/=256}print}') |
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| 88 | } |
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| 89 | |||
| 90 | [ "$(nvram get et0macaddr)" = "00:90:4c:c0:00:08" ] && { |
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| 91 | # OvisLink WL-1600GL mac workaround |
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| 92 | nvram set et0macaddr=$(hexdump -n 6 -s 130976 -e '5/1 "%02x:" "%02x" ' /dev/mtd/0) |
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| 93 | nvram set il0macaddr=$(nvram get et0macaddr| |
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| 94 | awk '{OFS=FS=":";for(x=7,y=2;--x;){$x=sprintf("%02x",(y+="0x"$x)%256);y/=256}print}') |
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| 95 | } |
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| 96 | |||
| 97 | [ "$COMMIT" = "1" ] && nvram commit |
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| 98 | } |