67 lines
1.7 KiB
Bash
Executable File
67 lines
1.7 KiB
Bash
Executable File
#!/bin/sh
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# NVRAM setup
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#
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# This file handles the NVRAM quirks of various hardware.
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# WGT634u
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grep 'mtd0: 00060000' /proc/mtd 2>&- >&- && exit
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alias debug=${DEBUG:-:}
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nvram_default() {
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[ -z "$(nvram get $1)" ] && nvram set "$1=$2"
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}
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nvram_set() { # for the linksys fixup part
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[ "$(nvram get "$1")" = "$2" -a "$2" != "" ] || {
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COMMIT=1
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/usr/sbin/nvram set "$1=$2"
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}
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}
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# work around braindead CFE defaults in linksys routers
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boardtype=$(nvram get boardtype)
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boardnum=$(nvram get boardnum)
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boardflags=$(($(nvram get boardflags)))
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adm_switch="$(( ($boardflags & 0x80) >> 7 ))"
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case "$(( $boardtype ))" in
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"1800") #0x708
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if [ "$adm_switch" = 0 ]; then
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nvram_set sdram_init "$(printf 0x%04x $(( $(/usr/sbin/nvram get sdram_init) | 0x0100 )))"
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[ "$COMMIT" = 1 ] && {
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nvram_set sdram_config 0x0062
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nvram_set clkfreq 216
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nvram_set sdram_ncdl 0x0
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nvram_set pa0itssit 62
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nvram_set pa0b0 0x15eb
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nvram_set pa0b1 0xfa82
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nvram_set pa0b2 0xfe66
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nvram_set pa0maxpwr 0x4e
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}
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fi
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;;
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"1127") #0x467
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nvram_set sdram_init "$(printf 0x%04x $(( $(/usr/sbin/nvram get sdram_init) | 0x0100 )))"
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[ "$COMMIT" = 1 ] && {
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nvram_set sdram_config 0x0062
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nvram_set sdram_ncdl 0x0
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nvram_set pa0itssit 62
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nvram_set pa0b0 0x168b
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nvram_set pa0b1 0xfabf
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nvram_set pa0b2 0xfeaf
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nvram_set pa0maxpwr 0x4e
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}
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;;
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esac
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[ "$COMMIT" = "1" ] && nvram commit
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# hack for some motorola routers
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nvram unset wl0gpio0
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[ "$(nvram get il0macaddr)" = "00:90:4c:5f:00:2a" ] && {
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# if default wifi mac, set two higher than the lan mac
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nvram set il0macaddr=$(nvram get et0macaddr|
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awk '{OFS=FS=":";for(x=7,y=2;--x;){$x=sprintf("%02x",(y+="0x"$x)%256);y/=256}print}')
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}
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