cec: fixed crash on exit in LibCecSharp
[deb_libcec.git] / support / cec-flash-device.sh
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1#!/bin/bash
2
3_usage()
4{
5 echo "Usage: $0 /path/to/firmware.hex"
6}
7
8_check_bootloader_device()
9{
10 cec_adapter=`lsusb | grep "03eb:2ffa" | wc -l`
11 if [ $cec_adapter -eq 0 ]; then
12 _enter_bootloader
13 cec_adapter=`lsusb | grep "03eb:2ffa" | wc -l`
14 fi
15
16 if [ $cec_adapter -eq 0 ]; then
17 echo "ERROR: failed to find any CEC adapter in bootloader mode"
18 return 1
19 fi
20
21 return 0
22}
23
24_enter_bootloader()
25{
26 echo "Instructing the CEC adapter to enter bootloader mode"
27 cec_adapter=`lsusb | grep "2548:1001" | wc -l`
28 if [ $cec_adapter -gt 0 ]; then
29 echo "bl" | cec-client -s -d 2
30 echo "Waiting for the device to reinitialise"
31 sleep 5
32 fi
33}
34
35_flash()
36{
37 file=$1
38
39 if [ ! -f "$file" ]; then
40 echo "ERROR: firmware file '$file' does not exist"
41 exit 1
42 fi
43
44 cat << EOB
45Flash '$file' onto the CEC adapter
46
426652dd 47DISCONNECT THE HDMI CABLES BEFORE STARTING AND
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48DO NOT POWER OFF OR DISCONNECT THE DEVICE WHILE THIS OPERATION IS IN PROGRESS!
49
50
51Are you sure you want to flash '$file' onto the CEC adapter?
52Type 'do it!' if you're sure. Anything else will cancel the operation.
53
54EOB
55 read confirmation
56 if [ ! "$confirmation" == "do it!" ]; then
57 echo "Exiting"
58 exit 0
59 fi
60
61 _prereq
62 if [ $? -eq 1 ]; then
63 exit 1
64 fi
65
66 _check_bootloader_device
67 if [ $? -eq 1 ]; then
68 exit 1
69 fi
70
71
72 echo "Erasing the previous firmware"
73 sudo dfu-programmer at90usb162 erase
74
75 echo "Flashing the new firmware"
76 sudo dfu-programmer at90usb162 flash "$file"
77
78 cat << EOB
79
80===============================================================================
81
82Done!
83
84Remove the USB cable from the device and reconnect it to use the new firmware.
85
86EOB
87 exit 0
88}
89
90_prereq()
91{
92 programmer=`which dfu-programmer`
93 if [ -z "$programmer" ]; then
94 echo "dfu-programmer was not found in your path, installing"
95 sudo apt-get install -y dfu-programmer
96 fi
97
98 programmer=`which dfu-programmer`
99 if [ -z "$programmer" ]; then
100 echo "ERROR: failed to find dfu-programmer"
101 return 1
102 fi
103 return 0
104}
105
106
107cat << EOB
108===============================================================================
109 Pulse-Eight CEC Adapter firmware flash tool
110===============================================================================
111
112EOB
113
114if [ -z "$1" ]; then
115 _usage
116else
117 _flash $1
118fi
119
120exit 0