cros-board: update

[home.git] / .profile.d / bfin-alias.sh

bfin_path() {
	(
		set -C
		rm -f /tmp/bfin-reset-PATH.$$
		echo "${PATH}" > /tmp/bfin-reset-PATH.$$
	)
	trap "rm -f /tmp/bfin-reset-PATH.$$" EXIT

	eval $(
	local p
	local quiet=false use_ccache=true
	[[ $1 == -q || $1 == --quiet ]] && quiet=true && shift
	[[ $1 == -nc ]] && use_ccache=false && shift
	if [[ -z $* ]] ; then
		if [[ -d /usr/local/src/blackfin/toolchains/current ]] ; then
			set -- $(eval echo /usr/local/src/blackfin/toolchains/current/{linux-uclibc,uclinux,elf})
		else
			for d in /opt/uClinux /opt/uClinux-svn ; do
				[ -d "$d" ] && set -- $d
			done
		fi
	fi
	if [[ $# -eq 0 ]] ; then
		echo "bfin_path: unable to locate a good toolchain" 1>&2
		echo return 1
		exit 1
	elif [[ $# -eq 1 ]] ; then
		p=""
		local pp ppp
		for pp in elf uclinux linux-uclibc ; do
			if [[ -e $1/out-${pp}/bin ]] ; then
				p="out-"
			elif [[ -e $1/bfin-${pp}/bin ]] ; then
				p="bfin-"
			else
				continue
			fi
			ppp="${ppp},${pp}"
		done
		set -- $(eval echo $1/${p}{${ppp:1}}/bin)
	fi
	echo export _BFIN_PATH=\'$*\'
	for p in "$@" ; do
		p=$(readlink -f ${p})
		pushd ${p} > /dev/null || return 1
		local ccache=$(type -P ccache)
		${use_ccache} || ccache=""
		if [[ -n ${ccache} ]] && [[ ! -d ccache ]] ; then
			if ! mkdir -p ccache >& /dev/null ; then
				(
				echo ""
				echo "FAIL: ccache creation with $p; please do:"
				echo " sudo mkdir '${p}/ccache'"
				echo " sudo chown ${USER}:users '${p}/ccache'"
				) 1>&2
			fi
		fi
		if [[ -n ${ccache} ]] && [[ -d ccache ]] ; then
			if [[ ! -d ccache/scripts ]] ; then
				mkdir -p ccache/{output,scripts,symlinks}
				cd ccache
				local x xx

				cat <<-EOF > scripts/.wrapper
					#!/bin/bash
					x=\${0##*/}
					p=\${0%/*}
					p=\${p%/ccache/scripts}
					export CCACHE_DIR=\${p}/ccache/output
					export PATH=\${p}:\${PATH}
					exec \${p}/ccache/symlinks/\${x} "\$@"
				EOF
				chmod a+rx scripts/.wrapper

				x=$(find .. -maxdepth 1 -name '*-gcc' -printf '%P')
				xx=${x%-gcc}-ccache
				cat <<-EOF > scripts/${xx}
					#!/bin/bash
					p=\${0%/*}
					p=\${p%/ccache/scripts}
					export CCACHE_DIR=\${p}/ccache/output
					export PATH=\${p}:\${PATH}
					exec ccache "\$@"
				EOF
				chmod a+rx scripts/${xx}

				for x in gcc c++ g++ ; do
					for xx in $(find .. -maxdepth 1 '(' -name "*-${x}" -o -name "*-${x}-*" ')' -printf '%P ') ; do
						ln scripts/.wrapper scripts/${xx}
						ln -fs ${ccache} symlinks/${xx}
					done
				done
			fi
			echo export UCLINUX_USE_CCACHE=no # we handle it ourself
			${quiet} || echo "Adding ${p} (w/ccache)" 1>&2
			export PATH=${PATH}:${p}/ccache/scripts:${p}
			echo export PATH=\"${PATH}\"
		else
			${quiet} || echo "Adding ${p} to PATH" 1>&2
			export PATH=${PATH}:${p}
			echo export PATH=\"${PATH}\"
		fi
		popd > /dev/null
	done
	)
	unset -f bfin_path

	local g
	for g in bfin-{{linux-uclibc,uclinux,elf}-gdb{,tui},gdbproxy,jtag} ; do
		type -P ${g} >& /dev/null && alias ${g}="${g} --quiet"
		type -P ${g} >& /dev/null && alias ${g}="${g} --quiet"
	done

	bfin-reset() {
		export PATH=$(</tmp/bfin-reset-PATH.$$)
		rm -f /tmp/bfin-reset-PATH.$$
		local f
		for f in /usr/local/src/blackfin/git/toolchain/distribution/snapshots/bfin-alias ~/.profile.d/bfin-alias.sh ; do
			[[ -e ${f} ]] && source "${f}"
		done
		local g
		for g in $(alias 2>&1 | sed -n '/^alias bfin-/{s:^alias ::;s:=.*::;p}') ; do
			unalias ${g}
		done
		for g in $(declare 2>&1 | awk '$0 ~ /^bfin-/ { print $1 }') ; do
			unset -f ${g}
		done
	}

	bfin-set-gcc-ver() {
		local ver=$1
		if [[ -z ${ver} || -n $2 ]] ; then
			echo "Usage: bfin-set-gcc-ver <gcc ver>"
			return 1
		fi

		local b bb
		for b in ${_BFIN_PATH} ; do
			for bb in $(echo ${b}/*-${ver}) ; do
				b=${bb%-${ver}}
				if [[ ! -x ${bb} ]] ; then
					echo "Not found: ${bb}"
					continue
				fi
				rm -f "${b}"
				cp -a "${b}-${ver}" "${b}"
				echo "${b##*/} -> ${bb##*/}"
			done
		done
	}

	bfin-cpu-reset() {
		bfin-jtag <<-EOF
		cable probe
		detect
		bfin emulation enter
		bfin reset
		bfin emulation exit
		quit
		EOF
	}

	bfin-cpu-uboot() {
		local init=$1 elf=$2
		[[ -z $elf ]] && echo "Usage: bfin-cpu-uboot <init> <elf>" && return 1
		killall -q bfin-gdbproxy
		bfin-gdbproxy -q bfin --reset &
		local pid=$!
		sleep 3s
		bfin-elf-gdb -q -batch \
			--ex "target remote localhost:2000" \
			--ex "load $init" \
			--ex c \
			--ex load \
			--ex "call memset(&_bss_start, 0, &_bss_end - &_bss_start)" \
			--ex c \
			"$elf"
		kill ${pid}
	}
}

switch_svn() {
	local localserv=$(</usr/local/src/blackfin/.svn.local)
	local remotserv="svn+ssh://${USER}@firewall-sources.blackfin.uclinux.org"
	[[ -z ${localserv} ]] && return 1

	normalize_svn_trail() {
		local var=$1
		local val=${!var}
		while [[ ${val} == */svn ]] || [[ ${val} == */ ]] ; do
			val=${val%/svn}
			val=${val%/}
		done
		eval ${var}="${val}"
	}
	normalize_svn_lead() {
		local var=$1
		local val=${!var}
		while [[ ${val} == svn/* ]] || [[ ${val} == /* ]] ; do
			val=${val#svn/}
			val=${val#/}
		done
		eval ${var}="${val}"
	}

	normalize_svn_trail localserv
	normalize_svn_trail remotserv

	local newurl url=$(svn info | grep ^URL:) oldurl
	[[ -z ${url} ]] && return 1
	url=${url#URL: }
	oldurl=${url}
	case ${url} in
		${remotserv}*)
			url=${url#${remotserv}}
			normalize_svn_lead url
			newurl=${localserv}/svn/${url}
			;;
		${localserv}*)
			url=${url#${localserv}}
			normalize_svn_lead url
			newurl=${remotserv}/svn/${url}
			;;
		*)
			echo "Unknown url: ${url}; switching to local"
			remotserv=${url##*//}
			remotserv=${remotserv#*/}
			newurl="${localserv}/svn/${remotserv##svn/}"
			;;
	esac
	(set -x; svn switch --relocate ${oldurl} ${newurl} "$@")

	unset normalize_svn_trail
	unset normalize_svn_lead
}