Help¶

Port 1 TX Threshold at which the TX FIFO interrupt triggers.

Direct dependencies¶

UART_SIFIVE_PORT_1 && SERIAL

(Includes any dependencies from ifs and menus.)

Default¶

0

Kconfig definition¶

At <Zephyr>/drivers/serial/Kconfig.sifive:67

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:32 → <Zephyr>/drivers/Kconfig:24 → <Zephyr>/drivers/serial/Kconfig:103

Menu path: (Top) → Device Drivers → Serial Drivers → SiFive Freedom serial driver → Enable SIFIVE Port 1

config UART_SIFIVE_PORT_1_TXCNT_IRQ
    int "Port 1 TX Interrupt Threshold Count"
    default 0
    depends on UART_SIFIVE_PORT_1 && SERIAL
    help
      Port 1 TX Threshold at which the TX FIFO interrupt triggers.

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)