Files
esphome/esphome/components/zigbee_proxy/__init__.py
T

105 lines
3.5 KiB
Python

import esphome.codegen as cg
from esphome.components import uart, usb_uart
import esphome.config_validation as cv
from esphome.const import (
CONF_BUFFER_SIZE,
CONF_ID,
CONF_POWER_SAVE_MODE,
CONF_UART_ID,
CONF_WIFI,
)
import esphome.final_validate as fv
CODEOWNERS = ["@kbx81"]
DEPENDENCIES = ["api", "uart"]
CONF_INITIAL_TIMEOUT = "initial_timeout"
CONF_MIN_TIMEOUT = "min_timeout"
CONF_MAX_TIMEOUT = "max_timeout"
# Default ACK timeout values calibrated for hardware UART (460800 baud, ~2-5 ms round-trip)
_DEFAULT_HW_INITIAL_TIMEOUT = 1600
_DEFAULT_HW_MIN_TIMEOUT = 400
_DEFAULT_HW_MAX_TIMEOUT = 3200
# Optimized ACK timeout values for USB CDC ACM paths (~3-5 ms round-trip with RX callback)
_DEFAULT_USB_INITIAL_TIMEOUT = 30
_DEFAULT_USB_MIN_TIMEOUT = 15
_DEFAULT_USB_MAX_TIMEOUT = 200
zigbee_proxy_ns = cg.esphome_ns.namespace("zigbee_proxy")
ZigbeeProxy = zigbee_proxy_ns.class_("ZigbeeProxy", cg.Component, uart.UARTDevice)
def final_validate(config):
full_config = fv.full_config.get()
if (wifi_conf := full_config.get(CONF_WIFI)) and (
wifi_conf.get(CONF_POWER_SAVE_MODE, "").lower() != "none"
):
raise cv.Invalid(
f"{CONF_WIFI} {CONF_POWER_SAVE_MODE} must be set to 'none' when using Zigbee proxy"
)
return config
CONFIG_SCHEMA = cv.All(
cv.Schema(
{
cv.GenerateID(): cv.declare_id(ZigbeeProxy),
cv.Optional(CONF_BUFFER_SIZE): cv.SplitDefault(
cv.int_range(min=256, max=2048),
esp8266=512,
default=1024,
),
cv.Optional(CONF_INITIAL_TIMEOUT): cv.int_range(min=10, max=10000),
cv.Optional(CONF_MIN_TIMEOUT): cv.int_range(min=10, max=5000),
cv.Optional(CONF_MAX_TIMEOUT): cv.int_range(min=50, max=10000),
}
)
.extend(cv.COMPONENT_SCHEMA)
.extend(uart.UART_DEVICE_SCHEMA),
)
FINAL_VALIDATE_SCHEMA = final_validate
async def to_code(config):
var = cg.new_Pvariable(config[CONF_ID])
await cg.register_component(var, config)
await uart.register_uart_device(var, config)
cg.add_define("USE_ZIGBEE_PROXY")
# Set buffer size via define for compile-time allocation
if CONF_BUFFER_SIZE in config:
cg.add_define("ZIGBEE_PROXY_BUFFER_SIZE", config[CONF_BUFFER_SIZE])
# A uart_id pointing at a USB UART channel is detected automatically: the
# component then registers an RX callback for zero-wakeup-cycle data delivery
# and selects USB-optimized ACK timeout defaults. Explicit timeout keys always
# win. USB CDC ACM with the RX callback has ~3-5 ms round-trip latency;
# hardware UART is similar (~2-5 ms). Different defaults are kept so that
# future non-callback USB paths still get conservative starting values.
is_usb = usb_uart.is_usb_uart_channel(config[CONF_UART_ID])
if is_usb:
cg.add_define("USE_ZIGBEE_PROXY_USB_UART")
usb_ch = await cg.get_variable(config[CONF_UART_ID])
cg.add(var.set_usb_uart_channel(usb_ch))
initial_timeout = config.get(
CONF_INITIAL_TIMEOUT,
_DEFAULT_USB_INITIAL_TIMEOUT if is_usb else _DEFAULT_HW_INITIAL_TIMEOUT,
)
min_timeout = config.get(
CONF_MIN_TIMEOUT,
_DEFAULT_USB_MIN_TIMEOUT if is_usb else _DEFAULT_HW_MIN_TIMEOUT,
)
max_timeout = config.get(
CONF_MAX_TIMEOUT,
_DEFAULT_USB_MAX_TIMEOUT if is_usb else _DEFAULT_HW_MAX_TIMEOUT,
)
cg.add(var.set_initial_timeout(initial_timeout))
cg.add(var.set_min_timeout(min_timeout))
cg.add(var.set_max_timeout(max_timeout))