wslでnerves その39

概要

wsl(wsl2じゃない)でnervesやってみる。
qemu(x86_64エミュレータ、ラズパイじゃない)でやってみた。
生成したnerves_livebook.imgを、QEMUで起動してテストしてみた。
GPIOが無いので、マウスを認識できる様にする。

写真

起動ログ

$ Toolshed.cmd("dmesg | grep usb")

usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
pci 0000:00:01.2: quirk_usb_early_handoff+0x0/0x690 took 422502 usecs
usbcore: registered new interface driver usb-storage
usbcore: registered new interface driver usbhid
usbhid: USB HID core driver

魔法をかけた、起動スクリプト。

"C:\Program Files\qemu\qemu-system-x86_64.exe" -drive file="nerves_livebook.img",if=virtio,format=raw -m 1024 -net nic,model=virtio -net user,hostfwd=tcp::10022-:22,hostfwd=tcp::80-:80 -serial stdio -usb -device usb-ehci,id=ehci -device usb-mouse

起動ログ

マウスを認識した。

$ Toolshed.cmd("dmesg | grep usb")

usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
pci 0000:00:01.2: quirk_usb_early_handoff+0x0/0x690 took 416039 usecs
pci 0000:00:04.0: quirk_usb_early_handoff+0x0/0x690 took 411748 usecs
usbcore: registered new interface driver usb-storage
usbcore: registered new interface driver usbhid
usbhid: USB HID core driver
usb 1-1: new high-speed USB device number 2 using ehci-pci
input: QEMU QEMU USB Mouse as /devices/pci0000:00/0000:00:04.0/usb1/1-1/1-1:1.0/0003:0627:0001.0001/input/input4
hid-generic 0003:0627:0001.0001: input,hidraw0: USB HID v0.01 Mouse [QEMU QEMU USB Mouse] on usb-0000:00:04.0-1/input0

検出したデバイスの使用法を取得する。

$ Toolshed.cmd("cat /proc/bus/input/devices")

I: Bus=0019 Vendor=0000 Product=0001 Version=0000
N: Name="Power Button"
P: Phys=LNXPWRBN/button/input0
S: Sysfs=/devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
U: Uniq=
H: Handlers=kbd event0
B: PROP=0
B: EV=3
B: KEY=10000000000000 0

I: Bus=0011 Vendor=0001 Product=0001 Version=ab41
N: Name="AT Translated Set 2 keyboard"
P: Phys=isa0060/serio0/input0
S: Sysfs=/devices/platform/i8042/serio0/input/input1
U: Uniq=
H: Handlers=kbd event1
B: PROP=0
B: EV=120013
B: KEY=402000000 3803078f800d001 feffffdfffefffff fffffffffffffffe
B: MSC=10
B: LED=7

I: Bus=0003 Vendor=0627 Product=0001 Version=0001
N: Name="QEMU QEMU USB Mouse"
P: Phys=usb-0000:00:04.0-1/input0
S: Sysfs=/devices/pci0000:00/0000:00:04.0/usb1/1-1/1-1:1.0/0003:0627:0001.0001/input/input4
U: Uniq=89126-0000:00:04.0-1
H: Handlers=event2
B: PROP=0
B: EV=17
B: KEY=1f0000 0 0 0 0
B: REL=903
B: MSC=10

I: Bus=0011 Vendor=0002 Product=0006 Version=0000
N: Name="ImExPS/2 Generic Explorer Mouse"
P: Phys=isa0060/serio1/input0
S: Sysfs=/devices/platform/i8042/serio1/input/input3
U: Uniq=
H: Handlers=event3
B: PROP=1
B: EV=7
B: KEY=1f0000 0 0 0 0
B: REL=143

以上。