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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [include/] [asm-parisc/] [termios.h] - Rev 1765

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#ifndef _PARISC_TERMIOS_H
#define _PARISC_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 8
struct 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
 
/* IRDA support - PA-RISC uses OUT1 as hardware flow control bit. */
#define TIOCM_MODEM_BITS        (TIOCM_OUT2 | TIOCM_OUT1)
 
/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
 
/* line disciplines */
#define N_TTY		0
#define N_SLIP		1
#define N_MOUSE		2
#define N_PPP		3
#define N_STRIP		4
#define N_AX25		5
#define N_X25		6	/* X.25 async */
#define N_6PACK		7
#define N_MASC		8	/* Reserved for Mobitex module <kaz@cafe.net> */
#define N_R3964		9	/* Reserved for Simatic R3964 module */
#define N_PROFIBUS_FDL	10	/* Reserved for Profibus <Dave@mvhi.com> */
#define N_IRDA		11	/* Linux IR - http://irda.sourceforge.net/ */
#define N_SMSBLOCK	12	/* SMS block mode - for talking to GSM data cards about SMS messages */
#define N_HDLC		13	/* synchronous HDLC */
#define N_SYNC_PPP	14
#define N_HCI		15  /* Bluetooth HCI UART */
 
#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	/* _PARISC_TERMIOS_H */
 

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