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add nvram fixup script

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7742 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2007-06-27 05:26:20 +00:00
parent 1f10e34195
commit 92ed42016c
2 changed files with 72 additions and 0 deletions
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2
package/nvram/Makefile
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@ -40,6 +40,8 @@ define Build/UninstallDev
endef
define Package/nvram/install
$(INSTALL_DIR) $(1)/etc/init.d
$(INSTALL_BIN) ./files/nvram.init $(1)/etc/init.d/nvram
$(INSTALL_DIR) $(1)/usr/lib
$(CP) $(PKG_BUILD_DIR)/lib{nvram,shared}*.so $(1)/usr/lib/
$(INSTALL_DIR) $(1)/usr/sbin

70
package/nvram/files/nvram.init Executable file
View File

@ -0,0 +1,70 @@
#!/bin/sh /etc/rc.common
# NVRAM setup
#
# This file handles the NVRAM quirks of various hardware.
START=02
alias debug=${DEBUG:-:}
nvram_default() {
[ -z "$(nvram get $1)" ] && nvram set "$1=$2"
}
nvram_set() { # for the linksys fixup part
[ "$(nvram get "$1")" = "$2" -a "$2" != "" ] || {
COMMIT=1
/usr/sbin/nvram set "$1=$2"
}
}
fixup_linksys() {
# work around braindead CFE defaults in linksys routers
boardtype=$(nvram get boardtype)
boardnum=$(nvram get boardnum)
boardflags=$(($(nvram get boardflags)))
adm_switch="$(( ($boardflags & 0x80) >> 7 ))"
[ -n "$(nvram get vxkilled)" ] && boardtype=0 # don't mess with the ram settings on the hacked cfe
case "$(( $boardtype ))" in
"1800") #0x708
if [ "$adm_switch" = 0 ]; then
nvram_set sdram_init "$(printf 0x%04x $(( $(/usr/sbin/nvram get sdram_init) | 0x0100 )))"
[ "$COMMIT" = 1 ] && {
nvram_set clkfreq 216
nvram_set sdram_ncdl 0x0
nvram_set pa0itssit 62
nvram_set pa0b0 0x15eb
nvram_set pa0b1 0xfa82
nvram_set pa0b2 0xfe66
nvram_set pa0maxpwr 0x4e
}
fi
;;
"1127") #0x467
nvram_set sdram_init "$(printf 0x%04x $(( $(/usr/sbin/nvram get sdram_init) | 0x0100 )))"
[ "$COMMIT" = 1 ] && {
nvram_set sdram_ncdl 0x0
nvram_set pa0itssit 62
nvram_set pa0b0 0x168b
nvram_set pa0b1 0xfabf
nvram_set pa0b2 0xfeaf
nvram_set pa0maxpwr 0x4e
}
;;
esac
[ "$COMMIT" = "1" ] && nvram commit
}
start() {
fixup_linksys
# OFDM Power Offset is set incorrectly on many boards.
# Setting it to 0 will increase the tx power to normal levels.
nvram_set opo 0x0
[ "$(nvram get il0macaddr)" = "00:90:4c:5f:00:2a" ] && {
# if default wifi mac, set two higher than the lan mac
nvram set il0macaddr=$(nvram get et0macaddr|
awk '{OFS=FS=":";for(x=7,y=2;--x;){$x=sprintf("%02x",(y+="0x"$x)%256);y/=256}print}')
}
}