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# SPDX-FileCopyrightText: 2022 Stefano Babic <stefano.babic@swupdate.org>
#
# SPDX-License-Identifier: GPL-2.0-only
digraph G {
ratio="fill";
size="8.3,11.7!";
node [fontname = "Handlee"];
edge [fontname = "Handlee"];
start [
label = "System start";
shape = rect;
style=filled;
fillcolor=blue;
];
inccounter [
label = "bootcounter++";
shape = rect;
];
bootcounter [
label = "bootcounter < bootlimit ?";
shape = diamond;
];
ustate [
label = "ustate == 1 ?";
shape = diamond;
];
failed [
label = "ustate = 3 (FAILED)";
shape = rect;
];
toggle [
label = "toggle devices";
shape = rect;
];
normal [
label = "normal boot";
shape = rect;
];
success [
label = "Success ?";
shape = diamond;
];
reset [
label = "System reset";
shape = rect;
];
rescue [
label = "Rescue System (ramdisk)";
shape = rect;
style=filled;
fillcolor=red;
];
running [
label = "OS running";
shape = rect;
];
running [
label = "OS running";
shape = rect;
];
notworking [
label = "Panic ?\nWatchdog ?\nApp not functional ?";
shape = diamond;
];
final [
label = "ustate = 0, bootcounter = 0";
shape = rect;
];
operational [
label = "OPERATIONAL";
shape = oval;
style=filled;
fillcolor=green;
];
start -> inccounter;
inccounter -> bootcounter;
bootcounter -> ustate [ label = "No" ];
bootcounter -> normal [ label = "Yes" ];
ustate:s -> failed [ label = "Yes" ];
failed -> toggle;
toggle -> normal;
normal -> success;
success -> reset [ label = "No" ];
success -> running [ label = "Yes" ];
reset -> start;
running -> notworking;
ustate:w -> rescue [ label = "No" ];
{
rank=same;
rescue;
}
notworking -> final [ label = "No" ];
notworking:e -> reset [ label = "Yes"];
final -> operational;
}
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