cregit-Linux how code gets into the kernel

Release 4.14 arch/sparc/include/uapi/asm/termbits.h

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_SPARC_TERMBITS_H

#define _UAPI_SPARC_TERMBITS_H

#include <linux/posix_types.h>


typedef unsigned char   cc_t;

typedef unsigned int    speed_t;

#if defined(__sparc__) && defined(__arch64__)

typedef unsigned int    tcflag_t;
#else

typedef unsigned long   tcflag_t;
#endif


#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 */
};


#define NCCS 17

struct termios {
	
tcflag_t c_iflag;		/* input mode flags */
	
tcflag_t c_oflag;		/* output mode flags */
	
tcflag_t c_cflag;		/* control mode flags */
	
tcflag_t c_lflag;		/* local mode flags */
	
cc_t c_line;			/* line discipline */
#ifndef __KERNEL__
	
cc_t c_cc[NCCS];		/* control characters */
#else
	
cc_t c_cc[NCCS+2];	/* kernel needs 2 more to hold vmin/vtime */

#define SIZEOF_USER_TERMIOS sizeof (struct termios) - (2*sizeof (cc_t))
#endif
};


struct termios2 {
	
tcflag_t c_iflag;		/* input mode flags */
	
tcflag_t c_oflag;		/* output mode flags */
	
tcflag_t c_cflag;		/* control mode flags */
	
tcflag_t c_lflag;		/* local mode flags */
	
cc_t c_line;			/* line discipline */
	
cc_t c_cc[NCCS+2];		/* control characters */
	
speed_t c_ispeed;		/* input speed */
	
speed_t c_ospeed;		/* output speed */
};


struct ktermios {
	
tcflag_t c_iflag;		/* input mode flags */
	
tcflag_t c_oflag;		/* output mode flags */
	
tcflag_t c_cflag;		/* control mode flags */
	
tcflag_t c_lflag;		/* local mode flags */
	
cc_t c_line;			/* line discipline */
	
cc_t c_cc[NCCS+2];		/* control characters */
	
speed_t c_ispeed;		/* input speed */
	
speed_t c_ospeed;		/* output speed */
};

/* c_cc characters */

#define VINTR    0

#define VQUIT    1

#define VERASE   2

#define VKILL    3

#define VEOF     4

#define VEOL     5

#define VEOL2    6

#define VSWTC    7

#define VSTART   8

#define VSTOP    9




#define VSUSP    10

#define VDSUSP   11  
/* SunOS POSIX nicety I do believe... */

#define VREPRINT 12

#define VDISCARD 13

#define VWERASE  14

#define VLNEXT   15

/* Kernel keeps vmin/vtime separated, user apps assume vmin/vtime is
 * shared with eof/eol
 */
#ifndef __KERNEL__

#define VMIN     VEOF

#define VTIME    VEOL
#endif

/* c_iflag bits */

#define IGNBRK	0x00000001

#define BRKINT	0x00000002

#define IGNPAR	0x00000004

#define PARMRK	0x00000008

#define INPCK	0x00000010

#define ISTRIP	0x00000020

#define INLCR	0x00000040

#define IGNCR	0x00000080

#define ICRNL	0x00000100

#define IUCLC	0x00000200

#define IXON	0x00000400

#define IXANY	0x00000800

#define IXOFF	0x00001000

#define IMAXBEL	0x00002000

#define IUTF8   0x00004000

/* c_oflag bits */

#define OPOST	0x00000001

#define OLCUC	0x00000002

#define ONLCR	0x00000004

#define OCRNL	0x00000008

#define ONOCR	0x00000010

#define ONLRET	0x00000020

#define OFILL	0x00000040

#define OFDEL	0x00000080

#define NLDLY	0x00000100

#define   NL0	0x00000000

#define   NL1	0x00000100

#define CRDLY	0x00000600

#define   CR0	0x00000000

#define   CR1	0x00000200

#define   CR2	0x00000400

#define   CR3	0x00000600

#define TABDLY	0x00001800

#define   TAB0	0x00000000

#define   TAB1	0x00000800

#define   TAB2	0x00001000

#define   TAB3	0x00001800

#define   XTABS	0x00001800

#define BSDLY	0x00002000

#define   BS0	0x00000000

#define   BS1	0x00002000

#define VTDLY	0x00004000

#define   VT0	0x00000000

#define   VT1	0x00004000

#define FFDLY	0x00008000

#define   FF0	0x00000000

#define   FF1	0x00008000

#define PAGEOUT 0x00010000  
/* SUNOS specific */

#define WRAP    0x00020000  
/* SUNOS specific */

/* c_cflag bit meaning */

#define CBAUD	  0x0000100f

#define  B0	  0x00000000   
/* hang up */

#define  B50	  0x00000001

#define  B75	  0x00000002

#define  B110	  0x00000003

#define  B134	  0x00000004

#define  B150	  0x00000005

#define  B200	  0x00000006

#define  B300	  0x00000007

#define  B600	  0x00000008

#define  B1200	  0x00000009

#define  B1800	  0x0000000a

#define  B2400	  0x0000000b

#define  B4800	  0x0000000c

#define  B9600	  0x0000000d

#define  B19200	  0x0000000e

#define  B38400	  0x0000000f

#define EXTA      B19200

#define EXTB      B38400

#define  CSIZE    0x00000030

#define   CS5	  0x00000000

#define   CS6	  0x00000010

#define   CS7	  0x00000020

#define   CS8	  0x00000030

#define CSTOPB	  0x00000040

#define CREAD	  0x00000080

#define PARENB	  0x00000100

#define PARODD	  0x00000200

#define HUPCL	  0x00000400

#define CLOCAL	  0x00000800

#define CBAUDEX   0x00001000
/* We'll never see these speeds with the Zilogs, but for completeness... */

#define  BOTHER   0x00001000

#define  B57600   0x00001001

#define  B115200  0x00001002

#define  B230400  0x00001003

#define  B460800  0x00001004
/* This is what we can do with the Zilogs. */

#define  B76800   0x00001005
/* This is what we can do with the SAB82532. */

#define  B153600  0x00001006

#define  B307200  0x00001007

#define  B614400  0x00001008

#define  B921600  0x00001009
/* And these are the rest... */

#define  B500000  0x0000100a

#define  B576000  0x0000100b

#define B1000000  0x0000100c

#define B1152000  0x0000100d

#define B1500000  0x0000100e

#define B2000000  0x0000100f
/* These have totally bogus values and nobody uses them
   so far. Later on we'd have to use say 0x10000x and
   adjust CBAUD constant and drivers accordingly.
#define B2500000  0x00001010
#define B3000000  0x00001011
#define B3500000  0x00001012
#define B4000000  0x00001013  */

#define CIBAUD	  0x100f0000  
/* input baud rate (not used) */

#define CMSPAR	  0x40000000  
/* mark or space (stick) parity */

#define CRTSCTS	  0x80000000  
/* flow control */


#define IBSHIFT	  16		
/* Shift from CBAUD to CIBAUD */

/* c_lflag bits */

#define ISIG	0x00000001

#define ICANON	0x00000002

#define XCASE	0x00000004

#define ECHO	0x00000008

#define ECHOE	0x00000010

#define ECHOK	0x00000020

#define ECHONL	0x00000040

#define NOFLSH	0x00000080

#define TOSTOP	0x00000100

#define ECHOCTL	0x00000200

#define ECHOPRT	0x00000400

#define ECHOKE	0x00000800

#define DEFECHO 0x00001000  
/* SUNOS thing, what is it? */

#define FLUSHO	0x00002000

#define PENDIN	0x00004000

#define IEXTEN	0x00008000

#define EXTPROC	0x00010000

/* 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 */

#define TIOCSER_TEMT    0x01	
/* Transmitter physically empty */


/* tcflow() and TCXONC use these */

#define	TCOOFF		0

#define	TCOON		1

#define	TCIOFF		2

#define	TCION		3

/* tcflush() and TCFLSH use these */

#define	TCIFLUSH	0

#define	TCOFLUSH	1

#define	TCIOFLUSH	2

/* tcsetattr uses these */

#define	TCSANOW		0

#define	TCSADRAIN	1

#define	TCSAFLUSH	2

#endif /* _UAPI_SPARC_TERMBITS_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
David Howells89699.89%150.00%
Greg Kroah-Hartman10.11%150.00%
Total897100.00%2100.00%
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