165 lines
3.8 KiB
Bash
Executable File
165 lines
3.8 KiB
Bash
Executable File
#!/bin/bash
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#
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# SET ANSI COLORS {{{ START
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C_RED="[1;31m"
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C_CYAN="[1;36m"
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C_BLUE="[1;34m"
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C_GREEN="[1;32m"
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C_WHITE="[1;37m"
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C_YELLOW="[1;33m"
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C_MAGENTA="[1;35m"
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C_NORMAL="[0;39m"
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# SET ANSI COLORS END }}}
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set -e
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cmd=`realpath $0`
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cwd=`dirname $cmd`
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CMD_VERSION=1.0.0
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function msg_dbg()
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{
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if [ "$RK_DEBUG" != "1" ]; then
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return
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fi
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echo -e "${C_CYAN}[$(basename $0):info] $*${C_NORMAL}" >&2
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}
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function msg_info()
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{
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echo -e "${C_GREEN}[$(basename $0):info] $1${C_NORMAL}" >&2
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}
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function msg_warn()
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{
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echo -e "${C_YELLOW}[$(basename $0):warn] $1${C_NORMAL}" >&2
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}
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function msg_error()
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{
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echo -e "${C_RED}[$(basename $0):error] $1${C_NORMAL}" >&2
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}
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function msg_help()
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{
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echo "command format:"
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echo " `basename $cmd` -v -h --cmdline --output --dtb"
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echo " -v|--version (Optional) view this version."
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echo " -h|--help (Optional) view this help message."
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echo " --dtb (MUST) input dtb file path."
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echo " --cmdline (MUST) input strings which update into kernel's cmdline."
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echo " --output (MUST) output file path."
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return
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}
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function chk_param()
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{
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local cnt
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cnt=0
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while [ $# -ne 0 ]
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do
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case $1 in
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-v|--version)
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msg_info "V$CMD_VERSION"
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exit 0
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;;
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-h|--help)
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msg_help
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exit 0
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;;
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--cmdline)
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PARAM_CMDLINE=$2
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cnt=$(( cnt + 1 ))
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while [ -n "$3" ]
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do
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case $3 in
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--*)
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break
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;;
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*)
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PARAM_CMDLINE="$PARAM_CMDLINE $3"
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;;
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esac
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shift
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done
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;;
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--output)
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PARAM_OUTPUT_PATH=$2
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cnt=$(( cnt + 1 ))
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;;
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--dtb)
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PARAM_DTB_PATH=$2
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cnt=$(( cnt + 1 ))
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;;
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*)
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;;
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esac
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shift
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done
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if [ $cnt -ne 3 \
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-o ! -f "$PARAM_DTB_PATH" \
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-o -z "$PARAM_OUTPUT_PATH" ]; then
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msg_error "Invalid parameter..."
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if [ ! -f "$PARAM_DTB_PATH" ];then
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msg_error "Not found file: $PARAM_DTB_PATH"
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fi
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msg_help
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exit -1
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fi
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if [ -z "$PARAM_CMDLINE" ];then
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msg_warn "parameter --cmdline is NULL, nothing to be done"
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exit 0
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fi
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}
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################################################################################
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# Start
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################################################################################
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dtc --version &>/dev/null
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if [ "$?" -ne 0 ]; then
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msg_error "No found dtc tool, please install it. (run \"sudo apt-get install device-tree-compile\")"
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return
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fi
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PARAM_DTB_PATH=""
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PARAM_CMDLINE=""
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PARAM_OUTPUT_PATH=""
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chk_param $@
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msg_info "PARAM_DTB_PATH = $PARAM_DTB_PATH"
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msg_info "PARAM_CMDLINE = $PARAM_CMDLINE"
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msg_info "PARAM_OUTPUT_PATH = $PARAM_OUTPUT_PATH"
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__workdir=$(dirname $PARAM_OUTPUT_PATH)/.update_dtb_workdir
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rm -rf $__workdir
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mkdir -p $__workdir
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cp -f $PARAM_DTB_PATH $__workdir/fdt
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dump_kernel_dtb_file=${__workdir}/fdt.dump.dts
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dtc -I dtb -O dts -o ${dump_kernel_dtb_file} $__workdir/fdt 2>/dev/null
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if cat $dump_kernel_dtb_file |grep "bootargs = " \
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| grep -w -e 'rootfstype=erofs' -e 'root=/dev/rd0' &>/dev/null;then
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msg_info "Ignore rootfstype=erofs or root=/dev/rd0"
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else
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sed -i -e 's/\(bootargs = "\)\(.*\)\(root=[0-9a-zA-Z\/:_]\+[^ ]\)\(.*\)"/\1\2\4"/g' \
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-e 's/\(bootargs = "\)\(.*\)\(rootfstype=[0-9a-zA-Z]\+[^ ]\)\(.*\)"/\1\2\4"/g' \
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$dump_kernel_dtb_file
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fi
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sed -i -e 's/\(bootargs = "\)\(.*\)\(ubi.mtd==[0-9]\+[^ ]\)\(.*\)"/\1\2\4"/g' \
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-e 's/\(bootargs = "\)\(.*\)\(ubi.block=0,rootfs \)\(.*\)"/\1\2\4"/g' \
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-e 's/\(bootargs = "\)\(.*\)\(mtdparts=[0-9a-zA-Z:@,(_)]\+[^ ]\)\(.*\)"/\1\2\4"/g' \
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-e 's/\(bootargs = "\)\(.*\)\(blkdevparts=[0-9a-zA-Z:@,(_)]\+[^ ]\)\(.*\)"/\1\2\4"/g' \
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-e 's/\(bootargs = "\)\(.*\)\(rk_dma_heap_cma=[0-9a-zA-Z]\+[^ ]\)\(.*\)"/\1\2\4"/g' $dump_kernel_dtb_file
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sed_cmd="sed -i -e 's/\(bootargs = \"\)\(.*\)\"/\1\2 ${PARAM_CMDLINE////\\/}\"/g' $dump_kernel_dtb_file"
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msg_dbg $sed_cmd
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eval $sed_cmd
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dtc -I dts -O dtb -o ${PARAM_OUTPUT_PATH} $dump_kernel_dtb_file 2>/dev/null
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if [ "$RK_DEBUG" != "1" ]; then
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rm -rf $__workdir
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fi
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