diff options
Diffstat (limited to 'package/base-files/files/lib/preinit/30_failsafe_wait')
| -rw-r--r-- | package/base-files/files/lib/preinit/30_failsafe_wait | 60 |
1 files changed, 32 insertions, 28 deletions
diff --git a/package/base-files/files/lib/preinit/30_failsafe_wait b/package/base-files/files/lib/preinit/30_failsafe_wait index f90de71d40..9ab2e8bd4d 100644 --- a/package/base-files/files/lib/preinit/30_failsafe_wait +++ b/package/base-files/files/lib/preinit/30_failsafe_wait @@ -40,35 +40,39 @@ fs_wait_for_key () { rm -f $keypress_wait } & - [ "$pi_preinit_no_failsafe" != "y" ] && echo "Press the [$1] key and hit [enter] $2" - echo "Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level" - # if we're on the console we wait for input - { - while [ -r $keypress_wait ]; do - timer="$(cat $keypress_sec)" + local consoles="$(sed -e 's/ /\n/g' /proc/cmdline | grep '^console=' | sed -e 's/^console=//' -e 's/,.*//')" + [ -n "$consoles" ] || consoles=console + for console in $consoles; do + [ -c "/dev/$console" ] || continue + [ "$pi_preinit_no_failsafe" != "y" ] && echo "Press the [$1] key and hit [enter] $2" > "/dev/$console" + echo "Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level" > "/dev/$console" + { + while [ -r $keypress_wait ]; do + timer="$(cat $keypress_sec)" - [ -n "$timer" ] || timer=1 - timer="${timer%%\ *}" - [ $timer -ge 1 ] || timer=1 - do_keypress="" - { - read -t "$timer" do_keypress - case "$do_keypress" in - $1) - echo "true" >$keypress_true - ;; - 1 | 2 | 3 | 4) - echo "$do_keypress" >/tmp/debug_level - ;; - *) - continue; - ;; - esac - lock -u $keypress_wait - rm -f $keypress_wait - } - done - } + [ -n "$timer" ] || timer=1 + timer="${timer%%\ *}" + [ $timer -ge 1 ] || timer=1 + do_keypress="" + { + read -t "$timer" do_keypress < "/dev/$console" + case "$do_keypress" in + $1) + echo "true" >$keypress_true + ;; + 1 | 2 | 3 | 4) + echo "$do_keypress" >/tmp/debug_level + ;; + *) + continue; + ;; + esac + lock -u $keypress_wait + rm -f $keypress_wait + } + done + } & + done lock -w $keypress_wait keypressed=1 |