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Gadget: MOUSE1 descriptor to variable, separated wheel

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This commit is contained in:
Petr Kracik
2020-06-05 13:04:15 +02:00
parent fe08a9574d
commit 7d37ff9696
2 changed files with 26 additions and 2 deletions
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19
gadget_enable.sh
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@@ -5,6 +5,23 @@ gserial=$(awk '/Serial/ { print $3 }' /proc/cpuinfo)
gmanufacturer="Petrkr.NET"
gproduct="rPi KVM"
#Mouse 1 absolute descriptor
MOUSE1=""
MOUSE1="$MOUSE1\\x05\\x01\\x09\\x02" # Usage generic desktop, Usage mouse
MOUSE1="$MOUSE1\\xa1\\x01\\x09\\x01" # Collection App, Usage Pointer
MOUSE1="$MOUSE1\\xa1\\x00" # Collection Physical
MOUSE1="$MOUSE1\\x05\\x09" # Use Page buttons
MOUSE1="$MOUSE1\\x19\\x01\\x29\\x08\\x15\\x00\\x25\\x01\\x75\\x01\\x95\\x08" # Usage min 1, max 8, logical min 0, max 1, report 8, size 1
MOUSE1="$MOUSE1\\x81\\x02" # Input data, variable, absolute
MOUSE1="$MOUSE1\\x05\\x01" # Usage page generic desktop
MOUSE1="$MOUSE1\\x09\\x30\\x09\\x31\\x15\\x00\\x25\\xff\\x75\\x08\\x95\\x02" # Usage X,Y, Log min 0, log max 255, size 8, report 2
MOUSE1="$MOUSE1\\x81\\x02" # Input data, variable, absolute
MOUSE1="$MOUSE1\\x05\\x01" # Usage page generic desktop
MOUSE1="$MOUSE1\\x09\\x38\\x15\\x81\\x25\\x7f\\x75\\x08\\x95\\x01" # Usage Wheel, log min -127, max 127, size 8, report 1
MOUSE1="$MOUSE1\\x81\\x06" # Input data, variable, relative
MOUSE1="$MOUSE1\\xc0" # End collection Physical
MOUSE1="$MOUSE1\\xc0" # End collection Application
cd /sys/kernel/config/usb_gadget/
mkdir -p $gname
cd $gname
@@ -46,7 +63,7 @@ mkdir -p functions/hid.mouse1
echo 2 > functions/hid.mouse1/protocol
echo 1 > functions/hid.mouse1/subclass
echo 8 > functions/hid.mouse1/report_length
echo -ne \\x05\\x01\\x09\\x02\\xa1\\x01\\x09\\x01\\xa1\\x00\\x05\\x09\\x19\\x01\\x29\\x08\\x15\\x00\\x25\\x01\\x95\\x08\\x75\\x01\\x81\\x02\\x05\\x01\\x09\\x30\\x09\\x31\\x09\\x38\\x15\\x00\\x25\\xff\\x75\\x08\\x95\\x03\\x81\\x02\\xc0\\xc0 > functions/hid.mouse1/report_desc
echo -ne $MOUSE1 > functions/hid.mouse1/report_desc
echo " Mass storage"

9
hid_descriptors.txt
View File

@@ -16,11 +16,18 @@ a1 01 // Collection Application
05 01 // Usage Page Generic Desktop
09 30 // Usage X
09 31 // Usage Y
15 00 // Logical Min ( 0)
25 FF // Logical Max ( 255)
75 08 // Report size 8
95 02 // Report count 2
81 02 // Input Data, Variable, Absolute
05 01 // Usage Page Generic Desktop
09 38 // Usage Wheel
15 81 // Logical Min (-127)
25 7f // Logical Max ( 127)
75 08 // Report size 8
95 03 // Report count 3
95 01 // Report count 1
81 06 // Input Data, Variable, Relative
c0 // End collection