diff --git a/adb/adb.bash b/adb/adb.bash
new file mode 100644
index 0000000..d36bec3
--- /dev/null
+++ b/adb/adb.bash
@@ -0,0 +1,499 @@
+# /* vim: set ai ts=4 ft=sh: */
+#
+# Copyright 2011, The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+_adb() {
+    if ! type -t "$1" >/dev/null; then
+        return
+    fi
+
+    if type -t _init_completion >/dev/null; then
+        _init_completion || return
+    fi
+
+    local where i cur serial
+    COMPREPLY=()
+
+    serial="${ANDROID_SERIAL:-none}"
+    where=OPTIONS
+    for ((i=1; i <= COMP_CWORD; i++)); do
+        cur="${COMP_WORDS[i]}"
+        case "${cur}" in
+            -s)
+                where=OPT_SERIAL
+                ;;
+            -p)
+                where=OPT_PATH
+                ;;
+            -*)
+                where=OPTIONS
+                ;;
+            *)
+                if [[ $where == OPT_SERIAL ]]; then
+                    where=OPT_SERIAL_ARG
+                    serial=${cur}
+                else
+                    where=COMMAND
+                    break
+                fi
+                ;;
+        esac
+    done
+
+    if [[ $where == COMMAND && $i -ge $COMP_CWORD ]]; then
+        where=OPTIONS
+    fi
+
+    OPTIONS="-d -e -s -p"
+    COMMAND="devices connect disconnect push pull sync shell emu logcat lolcat forward jdwp install uninstall bugreport help version start-server kill-server get-state get-serialno status-window remount reboot reboot-bootloader root usb tcpip disable-verity"
+
+    case $where in
+        OPTIONS|OPT_SERIAL|OPT_PATH)
+            COMPREPLY=( $(compgen -W "$OPTIONS $COMMAND" -- "$cur") )
+            ;;
+        OPT_SERIAL_ARG)
+            local devices=$(command adb devices 2> /dev/null | grep -v "List of devices" | awk '{ print $1 }')
+            COMPREPLY=( $(compgen -W "${devices}" -- ${cur}) )
+            ;;
+        COMMAND)
+            if [[ $i -eq $COMP_CWORD ]]; then
+                COMPREPLY=( $(compgen -W "$COMMAND" -- "$cur") )
+            else
+                i=$((i+1))
+                case "${cur}" in
+                    install)
+                        _adb_cmd_install "$serial" $i
+                        ;;
+                    sideload)
+                        _adb_cmd_sideload "$serial" $i
+                        ;;
+                    pull)
+                        _adb_cmd_pull "$serial" $i
+                        ;;
+                    push)
+                        _adb_cmd_push "$serial" $i
+                        ;;
+                    reboot)
+                        if [[ $COMP_CWORD == $i ]]; then
+                            args="bootloader recovery"
+                            COMPREPLY=( $(compgen -W "${args}" -- "${COMP_WORDS[i]}") )
+                        fi
+                        ;;
+                    shell)
+                        _adb_cmd_shell "$serial" $i
+                        ;;
+                    uninstall)
+                        _adb_cmd_uninstall "$serial" $i
+                        ;;
+                esac
+            fi
+            ;;
+    esac
+
+    return 0
+}
+
+_adb_cmd_install() {
+    local serial i cur where
+
+    serial=$1
+    i=$2
+
+    where=OPTIONS
+    for ((; i <= COMP_CWORD; i++)); do
+        cur="${COMP_WORDS[i]}"
+        case "${cur}" in
+            -*)
+                where=OPTIONS
+                ;;
+            *)
+                where=FILE
+                break
+                ;;
+        esac
+    done
+
+    cur="${COMP_WORDS[COMP_CWORD]}"
+    if [[ $where == OPTIONS ]]; then
+        COMPREPLY=( $(compgen -W "-d -l -r -s" -- "${cur}") )
+        return
+    fi
+
+    _adb_util_complete_local_file "${cur}" '!*.apk'
+}
+
+_adb_cmd_sideload() {
+    local serial i cur
+
+    serial=$1
+    i=$2
+
+    cur="${COMP_WORDS[COMP_CWORD]}"
+
+    _adb_util_complete_local_file "${cur}" '!*.zip'
+}
+
+_adb_cmd_push() {
+    local serial IFS=$'\n' i cur
+
+    serial=$1
+    i=$2
+
+    cur="${COMP_WORDS[COMP_CWORD]}"
+
+    if [[ $COMP_CWORD == $i ]]; then
+        _adb_util_complete_local_file "${cur}"
+    elif [[ $COMP_CWORD == $(($i+1)) ]]; then
+        if [ "${cur}" == "" ]; then
+            cur="/"
+        fi
+        _adb_util_list_files $serial "${cur}"
+    fi
+}
+
+_adb_cmd_pull() {
+    local serial IFS=$'\n' i cur
+
+    serial=$1
+    i=$2
+
+    cur="${COMP_WORDS[COMP_CWORD]}"
+
+    if [[ $COMP_CWORD == $i ]]; then
+        if [ "${cur}" == "" ]; then
+            cur="/"
+        fi
+        _adb_util_list_files $serial "${cur}"
+    elif [[ $COMP_CWORD == $(($i+1)) ]]; then
+        _adb_util_complete_local_file "${cur}"
+    fi
+}
+
+_adb_cmd_shell() {
+    local serial IFS=$'\n' i cur
+    local -a args
+
+    serial=$1
+    i=$2
+
+    cur="${COMP_WORDS[i]}"
+    if [ "$serial" != "none" ]; then
+        args=(-s $serial)
+    fi
+
+    if [[ $i -eq $COMP_CWORD && ${cur:0:1} != "/" ]]; then
+        paths=$(command adb ${args[@]} shell echo '$'PATH 2> /dev/null | tr -d '\r' | tr : '\n')
+        COMMAND=$(command adb ${args[@]} shell ls $paths '2>' /dev/null | tr -d '\r' | {
+            while read -r tmp; do
+                command=${tmp##*/}
+                printf '%s\n' "$command"
+            done
+        })
+        COMPREPLY=( $(compgen -W "$COMMAND" -- "$cur") )
+        return 0
+    fi
+
+    i=$((i+1))
+    case "$cur" in
+        ls)
+            _adb_shell_file_command $serial $i "--color -A -C -F -H -L -R -S -Z -a -c -d -f -h -i -k -l -m -n -p -q -r -s -t -u -x -1"
+            ;;
+        cat)
+            _adb_shell_file_command $serial $i "-h -e -t -u -v"
+            ;;
+        dumpsys)
+            _adb_cmd_shell_dumpsys "$serial" $i
+            ;;
+        am)
+            _adb_cmd_shell_am "$serial" $i
+            ;;
+        pm)
+            _adb_cmd_shell_pm "$serial" $i
+            ;;
+        /*)
+            _adb_util_list_files $serial "$cur"
+            ;;
+        *)
+            COMPREPLY=( )
+            ;;
+    esac
+
+    return 0
+}
+
+_adb_cmd_shell_dumpsys() {
+    local serial i cur
+    local -a args
+    local candidates
+
+    unset IFS
+
+    serial=$1
+    i=$2
+
+    if [ "$serial" != "none" ]; then
+        args=(-s $serial)
+    fi
+
+    if (( $i == $COMP_CWORD )) ; then
+        cur="${COMP_WORDS[COMP_CWORD]}"
+        # First line is a header, so need "1d".
+        candidates=$(command adb ${args[@]} shell dumpsys -l 2> /dev/null | sed -e '1d;s/^  *//' | tr -d '\r')
+        candidates="-l $candidates"
+        COMPREPLY=( $(compgen -W "$candidates" -- "$cur") )
+        return 0
+    fi
+
+    COMPREPLY=( )
+    return 0
+}
+
+_adb_cmd_shell_am() {
+    local serial i cur
+    local candidates
+
+    unset IFS
+
+    serial=$1
+    i=$2
+
+    if (( $i == $COMP_CWORD )) ; then
+        cur="${COMP_WORDS[COMP_CWORD]}"
+        candidates="broadcast clear-debug-app clear-watch-heap dumpheap force-stop get-config get-inactive hang idle-maintenance instrument kill kill-all monitor package-importance profile restart screen-compat send-trim-memory set-debug-app set-inactive set-watch-heap stack start startservice start-user stopservice stop-user suppress-resize-config-changes switch-user task to-app-uri to-intent-uri to-uri"
+        COMPREPLY=( $(compgen -W "$candidates" -- "$cur") )
+        return 0
+    fi
+
+    COMPREPLY=( )
+    return 0
+}
+
+
+_adb_cmd_shell_pm() {
+    local serial i cur
+    local candidates
+
+    unset IFS
+
+    serial=$1
+    i=$2
+
+    if (( $i == $COMP_CWORD )) ; then
+        cur="${COMP_WORDS[COMP_CWORD]}"
+        candidates="-l -lf -p clear create-user default-state disable"
+        candidates+=" disable-until-used disable-user dump enable"
+        candidates+=" get-app-link get-install-location get-max-users"
+        candidates+=" get-max-running-users grant hide install"
+        candidates+=" install-abandon install-commit install-create"
+        candidates+=" install-write list move-package"
+        candidates+=" move-primary-storage path remove-user"
+        candidates+=" reset-permissions revoke set-app-link"
+        candidates+=" set-installer set-install-location"
+        candidates+=" set-permission-enforced trim-caches unhide"
+        candidates+=" uninstall"
+        COMPREPLY=( $(compgen -W "$candidates" -- "$cur") )
+        return 0
+    fi
+
+    if (( $i + 1 == $COMP_CWORD )) && [[ "${COMP_WORDS[COMP_CWORD -1]}" == "list" ]]  ; then
+        cur="${COMP_WORDS[COMP_CWORD]}"
+        candidates="packages permission-groups permissions instrumentation features libraries users"
+        COMPREPLY=( $(compgen -W "$candidates" -- "$cur") )
+        return 0
+    fi
+
+    COMPREPLY=( )
+    return 0
+}
+
+_adb_cmd_uninstall() {
+    local serial i where cur packages
+
+    serial=$1
+    i=$2
+    if [ "$serial" != "none" ]; then
+        args=(-s $serial)
+    fi
+
+    where=OPTIONS
+    for ((; i <= COMP_CWORD; i++)); do
+        cur="${COMP_WORDS[i]}"
+        case "${cur}" in
+            -*)
+                where=OPTIONS
+                ;;
+            *)
+                where=FILE
+                break
+                ;;
+        esac
+    done
+
+    cur="${COMP_WORDS[COMP_CWORD]}"
+    if [[ $where == OPTIONS ]]; then
+        COMPREPLY=( $(compgen -W "-k" -- "${cur}") )
+    fi
+
+    packages="$(
+        command adb ${args[@]} shell pm list packages '2>' /dev/null 2> /dev/null | tr -d '\r' | {
+            while read -r tmp; do
+                local package=${tmp#package:}
+                echo -n "${package} "
+            done
+        }
+    )"
+
+    COMPREPLY=( ${COMPREPLY[@]:-} $(compgen -W "${packages}" -- "${cur}") )
+}
+
+_adb_shell_file_command() {
+    local serial i cur file options
+    local -a args
+
+    serial=$1
+    i=$2
+    if [ "$serial" != "none" ]; then
+        args=(-s $serial)
+    fi
+    options=$3
+
+    where=OPTIONS
+    for ((; i <= COMP_CWORD; i++)); do
+        cur="${COMP_WORDS[i]}"
+        case "${cur}" in
+            -*)
+                where=OPTIONS
+                ;;
+            *)
+                where=FILE
+                break
+                ;;
+        esac
+    done
+
+    file="${COMP_WORDS[COMP_CWORD]}"
+    if [[ ${file} == "" ]]; then
+        file="/"
+    fi
+
+    case $where in
+        OPTIONS)
+            unset IFS
+            COMPREPLY=( $(compgen -W "$options" -- "$cur") )
+            ;;
+        FILE)
+            _adb_util_list_files $serial "$file"
+            ;;
+    esac
+
+    return 0
+}
+
+_adb_util_list_files() {
+    local serial dir IFS=$'\n'
+    local -a toks
+    local -a args
+
+    serial="$1"
+    file="$2"
+
+    if [ "$serial" != "none" ]; then
+        args=(-s $serial)
+    fi
+
+    if [[ $( command adb ${args[@]} shell ls -dF / '2>/dev/null' | tr -d '\r' ) == "d /" ]] ; then
+        toks=( ${toks[@]-} $(
+            command adb ${args[@]} shell ls -dF ${file}"*" '2>' /dev/null 2> /dev/null | tr -d '\r' | {
+                while read -r tmp; do
+                    filetype=${tmp%% *}
+                    filename=${tmp:${#filetype}+1}
+                    if [[ ${filetype:${#filetype}-1:1} == d ]]; then
+                        printf '%s/\n' "$filename"
+                    else
+                        printf '%s\n' "$filename"
+                    fi
+                done
+            }
+        ))
+    else
+        toks=( ${toks[@]-} $(
+            command adb ${args[@]} shell ls -dp ${file}"*" '2>/dev/null' 2> /dev/null | tr -d '\r'
+        ))
+    fi
+
+    # Since we're probably doing file completion here, don't add a space after.
+    if [[ $(type -t compopt) = "builtin" ]]; then
+        compopt -o nospace
+    fi
+
+    COMPREPLY=( ${COMPREPLY[@]:-} "${toks[@]}" )
+}
+
+_adb_util_complete_local_file()
+{
+    local file xspec i j IFS=$'\n'
+    local -a dirs files
+
+    file=$1
+    xspec=$2
+
+    # Since we're probably doing file completion here, don't add a space after.
+    if [[ $(type -t compopt) = "builtin" ]]; then
+        compopt -o plusdirs
+        if [[ "${xspec}" == "" ]]; then
+            COMPREPLY=( ${COMPREPLY[@]:-} $(compgen -f -- "${cur}") )
+        else
+            compopt +o filenames
+            COMPREPLY=( ${COMPREPLY[@]:-} $(compgen -f -X "${xspec}" -- "${cur}") )
+        fi
+    else
+        # Work-around for shells with no compopt
+
+        dirs=( $(compgen -d -- "${cur}" ) )
+
+        if [[ "${xspec}" == "" ]]; then
+            files=( ${COMPREPLY[@]:-} $(compgen -f -- "${cur}") )
+        else
+            files=( ${COMPREPLY[@]:-} $(compgen -f -X "${xspec}" -- "${cur}") )
+        fi
+
+        COMPREPLY=( $(
+            for i in "${files[@]}"; do
+                local skip=
+                for j in "${dirs[@]}"; do
+                    if [[ $i == $j ]]; then
+                        skip=1
+                        break
+                    fi
+                done
+                [[ -n $skip ]] || printf "%s\n" "$i"
+            done
+        ))
+
+        COMPREPLY=( ${COMPREPLY[@]:-} $(
+            for i in "${dirs[@]}"; do
+                printf "%s/\n" "$i"
+            done
+        ))
+    fi
+}
+
+
+if [[ $(type -t compopt) = "builtin" ]]; then
+    complete -F _adb adb
+else
+    complete -o nospace -F _adb adb
+fi
diff --git a/fastboot/fastboot.bash b/fastboot/fastboot.bash
new file mode 100644
index 0000000..7c67826
--- /dev/null
+++ b/fastboot/fastboot.bash
@@ -0,0 +1,182 @@
+# /* vim: set ai ts=4 ft=sh: */
+#
+# Copyright 2017, The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+_fastboot() {
+    if ! type -t "$1" >/dev/null; then
+        return
+    fi
+
+    if type -t _init_completion >/dev/null; then
+        _init_completion || return
+    fi
+
+    local where i cur serial
+    COMPREPLY=()
+
+    serial="${ANDROID_SERIAL:-none}"
+    where=OPTIONS
+    for ((i=1; i <= COMP_CWORD; i++)); do
+        cur="${COMP_WORDS[i]}"
+        case "${cur}" in
+            -s)
+                where=OPT_SERIAL
+                ;;
+            --slot)
+                where=OPT_SLOT
+                ;;
+            -*)
+                where=OPTIONS
+                ;;
+            *)
+                if [[ $where == OPT_SERIAL ]]; then
+                    where=OPT_SERIAL_ARG
+                    serial=${cur}
+                elif [[ $where == OPT_SLOT ]]; then
+                    where=OPT_SLOT_ARG
+                else
+                    where=COMMAND
+                    break
+                fi
+                ;;
+        esac
+    done
+
+    if [[ $where == COMMAND && $i -ge $COMP_CWORD ]]; then
+        where=OPTIONS
+    fi
+
+    OPTIONS="-a -c --disable-verification --disable-verity -h --help -s --set-active --skip-secondary --skip-reboot --slot -u --version -w"
+    COMMAND="continue devices erase flash flashall flashing format getvar get_staged help oem reboot stage update"
+
+    case $where in
+        OPTIONS|OPT_SERIAL)
+            COMPREPLY=( $(compgen -W "$OPTIONS $COMMAND" -- "$cur") )
+            ;;
+        OPT_SERIAL_ARG)
+            local devices=$(command fastboot devices 2> /dev/null | awk '{ print $1 }')
+            COMPREPLY=( $(compgen -W "${devices}" -- ${cur}) )
+            ;;
+        OPT_SLOT_ARG)
+            local slots="a all b other"
+            COMPREPLY=( $(compgen -W "${slots}" -- ${cur}) )
+            ;;
+        COMMAND)
+            if [[ $i -eq $COMP_CWORD ]]; then
+                COMPREPLY=( $(compgen -W "$COMMAND" -- "$cur") )
+            else
+                i=$((i+1))
+                case "${cur}" in
+                    flash)
+                        _fastboot_cmd_flash "$serial" $i
+                        ;;
+                    reboot)
+                        if [[ $COMP_CWORD == $i ]]; then
+                            args="bootloader emergency"
+                            COMPREPLY=( $(compgen -W "${args}" -- "${COMP_WORDS[i]}") )
+                        fi
+                        ;;
+                    update)
+                        _fastboot_cmd_update "$serial" $i
+                        ;;
+                esac
+            fi
+            ;;
+    esac
+
+    return 0
+}
+
+_fastboot_cmd_flash() {
+    local serial i cur
+    local partitions
+
+    serial=$1
+    i=$2
+
+    cur="${COMP_WORDS[COMP_CWORD]}"
+    if [[ $i -eq $COMP_CWORD ]]; then
+        partitions="boot bootloader dtbo modem radio recovery system vbmeta vendor"
+        COMPREPLY=( $(compgen -W "$partitions" -- $cur) )
+    else
+        _fastboot_util_complete_local_file "${cur}" '!*.img'
+    fi
+}
+
+_fastboot_cmd_update() {
+    local serial i cur
+
+    serial=$1
+    i=$2
+
+    cur="${COMP_WORDS[COMP_CWORD]}"
+
+    _fastboot_util_complete_local_file "${cur}" '!*.zip'
+}
+
+_fastboot_util_complete_local_file() {
+    local file xspec i j IFS=$'\n'
+    local -a dirs files
+
+    file=$1
+    xspec=$2
+
+    # Since we're probably doing file completion here, don't add a space after.
+    if [[ $(type -t compopt) = "builtin" ]]; then
+        compopt -o plusdirs
+        if [[ "${xspec}" == "" ]]; then
+            COMPREPLY=( ${COMPREPLY[@]:-} $(compgen -f -- "${cur}") )
+        else
+            compopt +o filenames
+            COMPREPLY=( ${COMPREPLY[@]:-} $(compgen -f -X "${xspec}" -- "${cur}") )
+        fi
+    else
+        # Work-around for shells with no compopt
+
+        dirs=( $(compgen -d -- "${cur}" ) )
+
+        if [[ "${xspec}" == "" ]]; then
+            files=( ${COMPREPLY[@]:-} $(compgen -f -- "${cur}") )
+        else
+            files=( ${COMPREPLY[@]:-} $(compgen -f -X "${xspec}" -- "${cur}") )
+        fi
+
+        COMPREPLY=( $(
+            for i in "${files[@]}"; do
+                local skip=
+                for j in "${dirs[@]}"; do
+                    if [[ $i == $j ]]; then
+                        skip=1
+                        break
+                    fi
+                done
+                [[ -n $skip ]] || printf "%s\n" "$i"
+            done
+        ))
+
+        COMPREPLY=( ${COMPREPLY[@]:-} $(
+            for i in "${dirs[@]}"; do
+                printf "%s/\n" "$i"
+            done
+        ))
+    fi
+}
+
+if [[ $(type -t compopt) = "builtin" ]]; then
+    complete -F _fastboot fastboot
+else
+    complete -o nospace -F _fastboot fastboot
+fi
diff --git a/fastboot/fastboot.cpp b/fastboot/fastboot.cpp
index c5b357c..220a96a 100644
--- a/fastboot/fastboot.cpp
+++ b/fastboot/fastboot.cpp
@@ -326,118 +326,79 @@
     // clang-format off
     fprintf(stdout,
 /*           1234567890123456789012345678901234567890123456789012345678901234567890123456 */
-            "usage: fastboot [ <option> ] <command>\n"
+            "usage: fastboot [OPTION...] COMMAND...\n"
             "\n"
-            "commands:\n"
-            "  update <filename>                        Reflash device from update.zip.\n"
-            "                                           Sets the flashed slot as active.\n"
-            "  flashall                                 Flash boot, system, vendor, and --\n"
-            "                                           if found -- recovery. If the device\n"
-            "                                           supports slots, the slot that has\n"
-            "                                           been flashed to is set as active.\n"
-            "                                           Secondary images may be flashed to\n"
-            "                                           an inactive slot.\n"
-            "  flash <partition> [ <filename> ]         Write a file to a flash partition.\n"
-            "  flashing lock                            Locks the device. Prevents flashing.\n"
-            "  flashing unlock                          Unlocks the device. Allows flashing\n"
-            "                                           any partition except\n"
-            "                                           bootloader-related partitions.\n"
-            "  flashing lock_critical                   Prevents flashing bootloader-related\n"
-            "                                           partitions.\n"
-            "  flashing unlock_critical                 Enables flashing bootloader-related\n"
-            "                                           partitions.\n"
-            "  flashing get_unlock_ability              Queries bootloader to see if the\n"
-            "                                           device is unlocked.\n"
-            "  flashing get_unlock_bootloader_nonce     Queries the bootloader to get the\n"
-            "                                           unlock nonce.\n"
-            "  flashing unlock_bootloader <request>     Issue unlock bootloader using request.\n"
-            "  flashing lock_bootloader                 Locks the bootloader to prevent\n"
-            "                                           bootloader version rollback.\n"
-            "  erase <partition>                        Erase a flash partition.\n"
-            "  format[:[<fs type>][:[<size>]] <partition>\n"
-            "                                           Format a flash partition. Can\n"
-            "                                           override the fs type and/or size\n"
-            "                                           the bootloader reports.\n"
-            "  getvar <variable>                        Display a bootloader variable.\n"
-            "  set_active <slot>                        Sets the active slot. If slots are\n"
-            "                                           not supported, this does nothing.\n"
-            "  boot <kernel> [ <ramdisk> [ <second> ] ] Download and boot kernel.\n"
-            "  flash:raw <bootable-partition> <kernel> [ <ramdisk> [ <second> ] ]\n"
-            "                                           Create bootimage and flash it.\n"
-            "  devices [-l]                             List all connected devices [with\n"
-            "                                           device paths].\n"
-            "  continue                                 Continue with autoboot.\n"
-            "  reboot [bootloader|emergency]            Reboot device [into bootloader or emergency mode].\n"
-            "  reboot-bootloader                        Reboot device into bootloader.\n"
-            "  oem <parameter1> ... <parameterN>        Executes oem specific command.\n"
-            "  stage <infile>                           Sends contents of <infile> to stage for\n"
-            "                                           the next command. Supported only on\n"
-            "                                           Android Things devices.\n"
-            "  get_staged <outfile>                     Receives data to <outfile> staged by the\n"
-            "                                           last command. Supported only on Android\n"
-            "                                           Things devices.\n"
-            "  help                                     Show this help message.\n"
+            "flashing:\n"
+            " update ZIP                 Flash all partitions from an update.zip package.\n"
+            " flashall                   Flash all partitions from $ANDROID_PRODUCT_OUT.\n"
+            "                            On A/B devices, flashed slot is set as active.\n"
+            "                            Secondary images may be flashed to inactive slot.\n"
+            " flash PARTITION [FILENAME]\n"
+            "                            Flash given partition only.\n"
+            "\n"
+            "basics:\n"
+            " devices [-l]               List devices in bootloader (-l: with device paths).\n"
+            " getvar NAME                Display given bootloader variable.\n"
+            " reboot [bootloader]        Reboot device.\n"
+            "\n"
+            "locking/unlocking:\n"
+            " flashing lock|unlock       Lock/unlock partitions for flashing\n"
+            " flashing lock_critical|unlock_critical\n"
+            "                            Lock/unlock 'critical' bootloader partitions.\n"
+            " flashing get_unlock_ability\n"
+            "                            Check whether unlocking is allowed (1) or not(0).\n"
+            "\n"
+            "advanced:\n"
+            " erase PARTITION            Erase a flash partition.\n"
+            " format[:FS_TYPE[:SIZE]] PARTITION\n"
+            "                            Format a flash partition.\n"
+            " set_active SLOT            Set the active slot.\n"
+            " oem [COMMAND...]           Execute OEM-specific command.\n"
+            "\n"
+            "boot image:\n"
+            " boot KERNEL [RAMDISK [SECOND]]\n"
+            "                            Download and boot kernel from RAM.\n"
+            " flash:raw PARTITION KERNEL [RAMDISK [SECOND]]\n"
+            "                            Create boot image and flash it.\n"
+            // TODO: give -c a long option, and remove the short options for this group?
+            " -c CMDLINE                 Override kernel command line.\n"
+            " --base ADDRESS             Set kernel base address (default: 0x10000000).\n"
+            " --kernel-offset            Set kernel offset (default: 0x00008000).\n"
+            " --ramdisk-offset           Set ramdisk offset (default: 0x01000000).\n"
+            " --tags-offset              Set tags offset (default: 0x00000100).\n"
+            " --page-size BYTES          Set flash page size (default: 2048).\n"
+            " --header-version VERSION   Set boot image header version.\n"
+            "\n"
+            // TODO: what device(s) used this? is there any documentation?
+            //" continue                               Continue with autoboot.\n"
+            //"\n"
+            "Android Things:\n"
+            " stage IN_FILE              Sends given file to stage for the next command.\n"
+            " get_staged OUT_FILE        Writes data staged by the last command to a file.\n"
             "\n"
             "options:\n"
-            "  -w                                       Erase userdata and cache (and format\n"
-            "                                           if supported by partition type).\n"
-            "  -u                                       Do not erase partition before\n"
-            "                                           formatting.\n"
-            "  -s <specific device>                     Specify a device. For USB, provide either\n"
-            "                                           a serial number or path to device port.\n"
-            "                                           For ethernet, provide an address in the\n"
-            "                                           form <protocol>:<hostname>[:port] where\n"
-            "                                           <protocol> is either tcp or udp.\n"
-            "  -c <cmdline>                             Override kernel commandline.\n"
-            "  -i <vendor id>                           Specify a custom USB vendor id.\n"
-            "  -b, --base <base_addr>                   Specify a custom kernel base\n"
-            "                                           address (default: 0x10000000).\n"
-            "  --kernel-offset                          Specify a custom kernel offset.\n"
-            "                                           (default: 0x00008000)\n"
-            "  --ramdisk-offset                         Specify a custom ramdisk offset.\n"
-            "                                           (default: 0x01000000)\n"
-            "  --tags-offset                            Specify a custom tags offset.\n"
-            "                                           (default: 0x00000100)\n"
-            "  -n, --page-size <page size>              Specify the nand page size\n"
-            "                                           (default: 2048).\n"
-            "  -S <size>[K|M|G]                         Automatically sparse files greater\n"
-            "                                           than 'size'. 0 to disable.\n"
-            "  --slot <slot>                            Specify slot name to be used if the\n"
-            "                                           device supports slots. All operations\n"
-            "                                           on partitions that support slots will\n"
-            "                                           be done on the slot specified.\n"
-            "                                           'all' can be given to refer to all slots.\n"
-            "                                           'other' can be given to refer to a\n"
-            "                                           non-current slot. If this flag is not\n"
-            "                                           used, slotted partitions will default\n"
-            "                                           to the current active slot.\n"
-            "  -a, --set-active[=<slot>]                Sets the active slot. If no slot is\n"
-            "                                           provided, this will default to the value\n"
-            "                                           given by --slot. If slots are not\n"
-            "                                           supported, this does nothing. This will\n"
-            "                                           run after all non-reboot commands.\n"
-            "  --skip-secondary                         Will not flash secondary slots when\n"
-            "                                           performing a flashall or update. This\n"
-            "                                           will preserve data on other slots.\n"
-            "  --skip-reboot                            Will not reboot the device when\n"
-            "                                           performing commands that normally\n"
-            "                                           trigger a reboot.\n"
-            "  --disable-verity                         Set the disable-verity flag in the\n"
-            "                                           the vbmeta image being flashed.\n"
-            "  --disable-verification                   Set the disable-verification flag in\n"
-            "                                           the vbmeta image being flashed.\n"
+            " -w                         Wipe userdata.\n"
+            " -u                         Do not erase partition first when formatting.\n"
+            " -s SERIAL                  Specify a USB device.\n"
+            " -s tcp|udp:HOST[:PORT]     Specify a network device.\n"
+            // TODO: remove -i?
+            " -i VENDOR_ID               Filter devices by USB vendor id.\n"
+            " -S SIZE[K|M|G]             Use sparse files above this limit (0 to disable).\n"
+            " --slot SLOT                Use SLOT; 'all' for both slots, 'other' for\n"
+            "                            non-current slot (default: current active slot).\n"
+            " --set-active[=SLOT]        Sets the active slot before rebooting.\n"
+            " --skip-secondary           Don't flash secondary slots in flashall/update.\n"
+            " --skip-reboot              Don't reboot device after flashing.\n"
+            " --disable-verity           Sets disable-verity when flashing vbmeta.\n"
+            " --disable-verification     Sets disable-verification when flashing vbmeta.\n"
 #if !defined(_WIN32)
-            "  --wipe-and-use-fbe                       On devices which support it,\n"
-            "                                           erase userdata and cache, and\n"
-            "                                           enable file-based encryption\n"
+            " --wipe-and-use-fbe         Enable file-based encryption, wiping userdata.\n"
 #endif
-            "  --unbuffered                             Do not buffer input or output.\n"
-            "  -v, --verbose                            Verbose output.\n"
-            "  --version                                Display version.\n"
-            "  --header-version                         Set boot image header version while\n"
-            "                                           using flash:raw and boot commands to \n"
-            "                                           to create a boot image.\n"
-            "  -h, --help                               show this message.\n"
+            // TODO: remove --unbuffered?
+            " --unbuffered               Don't buffer input or output.\n"
+            " --verbose, -v              Verbose output.\n"
+            " --version                  Display version.\n"
+            " --help, -h                 Show this message.\n"
         );
     // clang-format off
     return 0;
@@ -1296,18 +1257,6 @@
     return result;
 }
 
-static void do_bypass_unlock_command(std::vector<std::string>* args) {
-    if (args->empty()) syntax_error("missing unlock_bootloader request");
-
-    std::string filename = next_arg(args);
-
-    int64_t sz;
-    void* data = load_file(filename.c_str(), &sz);
-    if (data == nullptr) die("could not load '%s': %s", filename.c_str(), strerror(errno));
-    fb_queue_download("unlock_message", data, sz);
-    fb_queue_command("flashing unlock_bootloader", "unlocking bootloader");
-}
-
 static void do_oem_command(const std::string& cmd, std::vector<std::string>* args) {
     if (args->empty()) syntax_error("empty oem command");
 
@@ -1486,7 +1435,6 @@
     bool wants_wipe = false;
     bool wants_reboot = false;
     bool wants_reboot_bootloader = false;
-    bool wants_reboot_emergency = false;
     bool skip_reboot = false;
     bool wants_set_active = false;
     bool skip_secondary = false;
@@ -1728,9 +1676,6 @@
                 if (what == "bootloader") {
                     wants_reboot = false;
                     wants_reboot_bootloader = true;
-                } else if (what == "emergency") {
-                    wants_reboot = false;
-                    wants_reboot_emergency = true;
                 } else {
                     syntax_error("unknown reboot target %s", what.c_str());
                 }
@@ -1833,12 +1778,8 @@
             } else if (args.size() == 1 && (args[0] == "unlock" || args[0] == "lock" ||
                                             args[0] == "unlock_critical" ||
                                             args[0] == "lock_critical" ||
-                                            args[0] == "get_unlock_ability" ||
-                                            args[0] == "get_unlock_bootloader_nonce" ||
-                                            args[0] == "lock_bootloader")) {
+                                            args[0] == "get_unlock_ability")) {
                 do_oem_command("flashing", &args);
-            } else if (args.size() == 2 && args[0] == "unlock_bootloader") {
-                do_bypass_unlock_command(&args);
             } else {
                 syntax_error("unknown 'flashing' command %s", args[0].c_str());
             }
@@ -1873,9 +1814,6 @@
     } else if (wants_reboot_bootloader) {
         fb_queue_command("reboot-bootloader", "rebooting into bootloader");
         fb_queue_wait_for_disconnect();
-    } else if (wants_reboot_emergency) {
-        fb_queue_command("reboot-emergency", "rebooting into emergency download (EDL) mode");
-        fb_queue_wait_for_disconnect();
     }
 
     int status = fb_execute_queue(transport) ? EXIT_FAILURE : EXIT_SUCCESS;
diff --git a/fs_mgr/fs_mgr_format.cpp b/fs_mgr/fs_mgr_format.cpp
index 85a593f..63a6839 100644
--- a/fs_mgr/fs_mgr_format.cpp
+++ b/fs_mgr/fs_mgr_format.cpp
@@ -114,8 +114,19 @@
     }
 
     std::string size_str = std::to_string(dev_sz / 4096);
+    // clang-format off
     const char* const args[] = {
-        "/system/bin/make_f2fs", "-f", "-O", "encrypt", fs_blkdev, size_str.c_str(), nullptr};
+        "/system/bin/make_f2fs",
+        "-d1",
+        "-f",
+        "-O", "encrypt",
+        "-O", "quota",
+        "-w", "4096",
+        fs_blkdev,
+        size_str.c_str(),
+        nullptr
+    };
+    // clang-format on
 
     return android_fork_execvp_ext(arraysize(args), const_cast<char**>(args), NULL, true,
                                    LOG_KLOG, true, nullptr, nullptr, 0);