36 строки
718 B
C
36 строки
718 B
C
/*
|
|
* include/linux/serial.h
|
|
*
|
|
* Copyright (C) 1992 by Theodore Ts'o.
|
|
*
|
|
* Redistribution of this file is permitted under the terms of the GNU
|
|
* Public License (GPL)
|
|
*/
|
|
#ifndef _LINUX_SERIAL_H
|
|
#define _LINUX_SERIAL_H
|
|
|
|
#include <asm/page.h>
|
|
#include <uapi/linux/serial.h>
|
|
|
|
/* Helper for dealing with UART_LCR_WLEN* defines */
|
|
#define UART_LCR_WLEN(x) ((x) - 5)
|
|
|
|
/*
|
|
* Counters of the input lines (CTS, DSR, RI, CD) interrupts
|
|
*/
|
|
|
|
struct async_icount {
|
|
__u32 cts, dsr, rng, dcd, tx, rx;
|
|
__u32 frame, parity, overrun, brk;
|
|
__u32 buf_overrun;
|
|
};
|
|
|
|
/*
|
|
* The size of the serial xmit buffer is 1 page, or 4096 bytes
|
|
*/
|
|
#define SERIAL_XMIT_SIZE PAGE_SIZE
|
|
|
|
#include <linux/compiler.h>
|
|
|
|
#endif /* _LINUX_SERIAL_H */
|