linux kernel定制（五）

5 获得驱动模块的脚本
转载请注明出处[By SELinux+]

#!/bin/sh
#auth qfong.com
#site: www.selinuxplus.com www.qfong.com

export black='\033[0m'
export boldblack='\033[1;0m'
export red='\033[31m'
export boldred='\033[1;31m'
export green='\033[32m'
export boldgreen='\033[1;32m'
export yellow='\033[33m'
export boldyellow='\033[1;33m'
export blue='\033[34m'
export boldblue='\033[1;34m'
export magenta='\033[35m'
export boldmagenta='\033[1;35m'
export cyan='\033[36m'
export boldcyan='\033[1;36m'
export white='\033[37m'
export boldwhite='\033[1;37m'


cecho ()


{
local default_msg="No message passed."

message=${1:-$default_msg}	# Defaults to default message.


color=${2:-black}		# Defaults to black, if not specified.

case $color in
	black)
		 printf "$black" ;;
	boldblack)
		 printf "$boldblack" ;;
	red)
		 printf "$red" ;;
	boldred)
		 printf "$boldred" ;;
	yellow)
		 printf "$yellow" ;;
	boldyellow)
		 printf "$boldyellow" ;;
	blue)
		 printf "$blue" ;;
	boldblue)
		 printf "$boldblue" ;;
	magenta)
		 printf "$magenta" ;;
	boldmagenta)
		 printf "$boldmagenta" ;;
	cyan)
		 printf "$cyan" ;;
	boldcyan)
		 printf "$boldcyan" ;;
	white)
		 printf "$white" ;;
	boldwhite)
		 printf "$boldwhite" ;;
esac
  printf "%s"  "$message"
  tput sgr0			# Reset to normal.
  printf "$black"

return
}
cechon ()


{
local default_msg="No message passed."

message=${1:-$default_msg}	# Defaults to default message.


color=${2:-black}		# Defaults to black, if not specified.

case $color in
	black)
		 printf "$black" ;;
	boldblack)
		 printf "$boldblack" ;;
	red)
		 printf "$red" ;;
	boldred)
		 printf "$boldred" ;;
	yellow)
		 printf "$yellow" ;;
	boldyellow)
		 printf "$boldyellow" ;;
	blue)
		 printf "$blue" ;;
	boldblue)
		 printf "$boldblue" ;;
	magenta)
		 printf "$magenta" ;;
	boldmagenta)
		 printf "$boldmagenta" ;;
	cyan)
		 printf "$cyan" ;;
	boldcyan)
		 printf "$boldcyan" ;;
	white)
		 printf "$white" ;;
	boldwhite)
		 printf "$boldwhite" ;;
esac
  printf "%s\n"  "$message"
  tput sgr0			# Reset to normal.
  printf "$black"

return
}


driver()
{
if [ $# != "2" ]; then
        echo 
        cechon "Script to display the drivers and modules for a specified sysfs class device" "boldblue"
        cechon "Usage: $0 <CLASS_NAME>" "boldred"
        echo "example usage:"
        cecho  "     $0 d " "blue"
	cechon "sha" "boldmagenta"
        echo "Will show all drivers and modules for the sda block device."
        cechon "==============================================================" "white"
        exit 1
fi 


##
## for " find /sys/class -name sda "
##
DEV=$2
if test -e "$2";then
	DEVPATH=$2
else
	#find sysfs device directory for device
	DEVPATH=$(find /sys/class -name "$2" |head -1 )
	test -z "$DEVPATH" && DEVPATH=$(find /sys/block -name "$2" |head -1 )
	test -z "$DEVPATH" && DEVPATH=$(find /sys/bus -name "$2" |head -1 )
	if ! test -e "$DEVPATH";then
		cechon "No Device Found !!!" "red"
		exit 1
	fi
fi
cechon "==============================================================" "white"
        cechon "	Get Driver Tools ... " "boldred"
cechon "==============================================================" "white"
printf "Looking at sysfs devices:"
cechon "$DEVPATH" "boldmagenta"
if test -L "$DEVPATH" ;then
	# resolve class device link to device directory
	EDVPATH=$(readlink -f $DEVPATH)
	printf "Resolve link to:"
	cechon "$DEVPATH" "boldmagenta"
fi

if test -d "$DEVPATH";then
	#resolve old-style "device" loink to the parent device
	PARENT=$DEVPATH
	while test "$PARENT" != "/";do
		if test -L "$PARENT/device"; then
			DEVPATH=$(readlink -f $PARENT/device)
			printf "follow 'device' link to parent ::"
			cechon "$DEVPATH" "boldmagenta"	
			break	
		fi
		PARENT=$(dirname $PARENT)
	done
fi
	cechon "##############################################################" "white"
while test "$DEVPATH" != "/" ;do
	DRIVERPATH=
	DRIVER=
	MOUDLEPATH=
	MODULE=
	if test -e $DEVPATH/driver ;then

		DRIVERPATH=$(readlink -f $DEVPATH/driver)
		DRIVER=$(basename $DRIVERPATH)	
		printf "Found driver:"
		cechon "$DRIVER" "boldmagenta"	
		if test -e $DRIVERPATH/module; then
			MODULEPATH=$(readlink -f $DRIVERPATH/module)
			MODULE=$(basename $MODULEPATH)
			printf "Found module:"
			cechon "$MODULE" "boldmagenta"	
		fi
		cechon "--------------------------------------------------------------" "white"
		
	fi
	DEVPATH=$(dirname $DEVPATH)
done
}
modules(){
for i in `find /sys/ -name modalias -exec cat {} \;`;
do
 /sbin/modprobe --config /dev/null --show-depends $i ;
done | rev |cut -f 1 -d '/' |rev |sort -u   >/tmp/list_modules  


clear 
clear 
clear
cechon "==============================================================" "white"
        cechon "	Get Modules Tools ... " "boldred"
cechon "==============================================================" "white"
cat /tmp/list_modules
rm /tmp/list_modules
}
usages(){
        cechon "Usage: $0 <FILES> " "boldred"
        echo "example usage:"
        cecho  "     $0 " "blue"
	cechon "d|m" "boldmagenta"
        cechon "==============================================================" "white"
}

INP=$1
INF=${1:-usage}
if [[ $1 == "d" ]];then

driver $@
elif [[ $1 == "m" ]];then
modules
elif [[ $1 == "usages" ]];then
usages
else
usages
fi