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fixup usb hid for bios keyboard ; add comments explaining why bios hid keyboard is not always enabled

This commit is contained in:
KemoNine 2023-04-19 10:26:29 -04:00
parent 93262f05f0
commit 5096d49e93
1 changed files with 12 additions and 12 deletions
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24
boot.py
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@ -4,15 +4,6 @@ print('START boot.py')
import os
# Enable use w/ BIOS
if os.getenv('ARDUX_KMK_DEBUGGING'):
print('START bios hid enable')
import usb_hid
from usb_hid import Device
usb_hid.enable((Device.KEYBOARD, Device.MOUSE), boot_device=1)
if os.getenv('ARDUX_KMK_DEBUGGING'):
print('END bios hid enable')
# Print env vars if debugging enabled
if os.getenv('ARDUX_KMK_DEBUGGING'):
print('debugging enabled')
@ -27,7 +18,7 @@ if os.getenv('ARDUX_KMK_DEBUGGING'):
else:
print('debugging disabled')
# If this key is held during boot, don't run the code which hides the storage and disables serial
# If this/these key(s) is/are held during boot, don't run the code which hides the storage and disables serial
# bottom row, index finger key / bottom row pinky key
import digitalio
from kmk.quickpin.pro_micro.kb2040 import pinout as pins
@ -38,18 +29,27 @@ key_2 = digitalio.DigitalInOut(pins[15])
key_1.switch_to_input(pull=digitalio.Pull.UP)
key_2.switch_to_input(pull=digitalio.Pull.UP)
# Pull up means 'active low' so invert pin values for positive logic below
# Pull up means 'active low' so invert pin values for less convoluted logic below
key_1_val = not (key_1.value)
key_2_val = not (key_2.value)
# Check for key hold and disable any dangerous features
# Check for key hold and disable any dangerous features if not held
if not (key_1_val or key_2_val) and not os.getenv('ARDUX_KMK_DEBUGGING'):
# dont expose storage by default
if not os.getenv('ARDUX_KMK_USB_DISK_ALWAYS'):
import storage
storage.disable_usb_drive()
# disable usb cdc stuff thats only useful when debugging
import usb_cdc
usb_cdc.disable() # Equivalent to usb_cdc.enable(console=False, data=False)
# Enable use w/ bios when not debugging (serial device from debug messes things up)
# this only works if *both* cdc and storage are disabled above ; add added logic to avoid crash on boot
import usb_hid
from usb_hid import Device
if not os.getenv('ARDUX_KMK_USB_DISK_ALWAYS'):
usb_hid.enable((Device.KEYBOARD,), boot_device=1)
# Deinit pins so they can be setup per the kmk keymap post-boot
key_1.deinit()
key_2.deinit()