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/* * include/asm-xtensa/termios.h * * Copied from SH. * * This file is subject to the terms and conditions of the GNU General Public * License.  See the file "COPYING" in the main directory of this archive * for more details. * * Copyright (C) 2001 - 2005 Tensilica Inc. */ #ifndef _XTENSA_TERMIOS_H#define _XTENSA_TERMIOS_H #include <asm/termbits.h>#include <asm/ioctls.h> struct winsize {	unsigned short ws_row;	unsigned short ws_col;	unsigned short ws_xpixel;	unsigned short ws_ypixel;}; #define NCC 8struct termio {	unsigned short c_iflag;		/* input mode flags */	unsigned short c_oflag;		/* output mode flags */	unsigned short c_cflag;		/* control mode flags */	unsigned short c_lflag;		/* local mode flags */	unsigned char c_line;		/* line discipline */	unsigned char c_cc[NCC];	/* control characters */}; /* Modem lines */ #define TIOCM_LE	0x001#define TIOCM_DTR	0x002#define TIOCM_RTS	0x004#define TIOCM_ST	0x008#define TIOCM_SR	0x010#define TIOCM_CTS	0x020#define TIOCM_CAR	0x040#define TIOCM_RNG	0x080#define TIOCM_DSR	0x100#define TIOCM_CD	TIOCM_CAR#define TIOCM_RI	TIOCM_RNG#define TIOCM_OUT1	0x2000#define TIOCM_OUT2	0x4000#define TIOCM_LOOP	0x8000 /* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ #ifdef __KERNEL__ /*	intr=^C		quit=^\		erase=del	kill=^U	eof=^D		vtime=\0	vmin=\1		sxtc=\0	start=^Q	stop=^S		susp=^Z		eol=\0	reprint=^R	discard=^U	werase=^W	lnext=^V	eol2=\0*/#define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" /* * Translate a "termio" structure into a "termios". Ugh. */ #define SET_LOW_TERMIOS_BITS(termios, termio, x) { \	unsigned short __tmp; \	get_user(__tmp,&(termio)->x); \	*(unsigned short *) &(termios)->x = __tmp; \} #define user_termio_to_kernel_termios(termios, termio) \({ \	SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \	SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \	SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \	SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \	copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \}) /* * Translate a "termios" structure into a "termio". Ugh. */ #define kernel_termios_to_user_termio(termio, termios) \({ \	put_user((termios)->c_iflag, &(termio)->c_iflag); \	put_user((termios)->c_oflag, &(termio)->c_oflag); \	put_user((termios)->c_cflag, &(termio)->c_cflag); \	put_user((termios)->c_lflag, &(termio)->c_lflag); \	put_user((termios)->c_line,  &(termio)->c_line); \	copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \}) #define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios))#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios)) #endif	/* __KERNEL__ */ #endif	/* _XTENSA_TERMIOS_H */

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