configurable gpio devices

This commit is contained in:
Devaev Maxim
2020-12-25 11:08:56 +03:00
parent 4447e49abb
commit 0adfe17f70
11 changed files with 53 additions and 21 deletions

View File

@@ -46,6 +46,7 @@ from ....validators.basic import valid_bool
from ....validators.basic import valid_int_f0
from ....validators.basic import valid_int_f1
from ....validators.basic import valid_float_f01
from ....validators.os import valid_abs_path
from ....validators.hw import valid_gpio_pin_optional
from .. import BaseHid
@@ -113,6 +114,7 @@ class BaseMcuHid(BaseHid, multiprocessing.Process): # pylint: disable=too-many-
self,
phy: BasePhy,
gpio_device_path: str,
reset_pin: int,
reset_inverted: bool,
reset_delay: float,
@@ -133,7 +135,7 @@ class BaseMcuHid(BaseHid, multiprocessing.Process): # pylint: disable=too-many-
self.__noop = noop
self.__phy = phy
self.__gpio = Gpio(reset_pin, reset_inverted, reset_delay)
self.__gpio = Gpio(gpio_device_path, reset_pin, reset_inverted, reset_delay)
self.__events_queue: "multiprocessing.Queue[BaseEvent]" = multiprocessing.Queue()
@@ -149,6 +151,7 @@ class BaseMcuHid(BaseHid, multiprocessing.Process): # pylint: disable=too-many-
@classmethod
def get_plugin_options(cls) -> Dict:
return {
"gpio_device": Option("/dev/gpiochip0", type=valid_abs_path, unpack_as="gpio_device_path"),
"reset_pin": Option(-1, type=valid_gpio_pin_optional),
"reset_inverted": Option(False, type=valid_bool),
"reset_delay": Option(0.1, type=valid_float_f01),

View File

@@ -30,18 +30,18 @@ import gpiod
from ....logging import get_logger
from .... import env
# =====
class Gpio:
def __init__(
self,
device_path: str,
reset_pin: int,
reset_inverted: bool,
reset_delay: float,
) -> None:
self.__device_path = device_path
self.__reset_pin = reset_pin
self.__reset_inverted = reset_inverted
self.__reset_delay = reset_delay
@@ -53,7 +53,7 @@ class Gpio:
if self.__reset_pin >= 0:
assert self.__chip is None
assert self.__reset_line is None
self.__chip = gpiod.Chip(env.GPIO_DEVICE_PATH)
self.__chip = gpiod.Chip(self.__device_path)
self.__reset_line = self.__chip.get_line(self.__reset_pin)
self.__reset_line.request("kvmd::hid::reset", gpiod.LINE_REQ_DIR_OUT, default_vals=[int(self.__reset_inverted)])