kernelite/uart_8h_source.html

#ifndef DRIVERS_UART_H

#define DRIVERS_UART_H


#include <stdbool.h>

#include <stdint.h>


typedef struct uart_device {

    uintptr_t mmio_base;


    void (*putc)(struct uart_device *dev, char c);


    char (*getc)(struct uart_device *dev);

} uart_device_t;


void pl011_init(uart_device_t *dev, uintptr_t base);


bool pl011_register_handler(uart_device_t *dev);


#endif /* DRIVERS_UART_H */

uart_device
Hardware abstraction for a UART device.
Definition uart.h:21

uart_device::getc
char(* getc)(struct uart_device *dev)
Function pointer to receive a character.
Definition uart.h:29

uart_device::putc
void(* putc)(struct uart_device *dev, char c)
Function pointer to transmit a character.
Definition uart.h:26

uart_device::mmio_base
uintptr_t mmio_base
Base address for Memory-Mapped I/O.
Definition uart.h:23

pl011_init
void pl011_init(uart_device_t *dev, uintptr_t base)
Initialize a UART device struct.
Definition uart.c:140

pl011_register_handler
bool pl011_register_handler(uart_device_t *dev)
Register the PL011 UART receive interrupt handler with the ICU.
Definition uart.c:131

uart_device_t
struct uart_device uart_device_t
Hardware abstraction for a UART device.