arch/alpha/include/uapi/asm/termbits.h

Source file repositories/reference/linux-study-clean/arch/alpha/include/uapi/asm/termbits.h

File Facts

System
Linux kernel
Corpus path
arch/alpha/include/uapi/asm/termbits.h
Extension
.h
Size
4243 bytes
Lines
168
Domain
Architecture Layer
Bucket
arch/alpha
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

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_cc[NCCS];		/* control characters */
	cc_t c_line;			/* line discipline (== c_cc[19]) */
	speed_t c_ispeed;		/* input speed */
	speed_t c_ospeed;		/* output speed */
};

/* Alpha has identical termios and termios2 */

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_cc[NCCS];		/* control characters */
	cc_t c_line;			/* line discipline (== c_cc[19]) */
	speed_t c_ispeed;		/* input speed */
	speed_t c_ospeed;		/* output speed */
};

/* Alpha has matching termios and ktermios */

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_cc[NCCS];		/* control characters */
	cc_t c_line;			/* line discipline (== c_cc[19]) */
	speed_t c_ispeed;		/* input speed */
	speed_t c_ospeed;		/* output speed */
};

/* c_cc characters */
#define VEOF		 0
#define VEOL		 1
#define VEOL2		 2
#define VERASE		 3
#define VWERASE		 4
#define VKILL		 5
#define VREPRINT	 6
#define VSWTC		 7
#define VINTR		 8
#define VQUIT		 9
#define VSUSP		10
#define VSTART		12
#define VSTOP		13
#define VLNEXT		14
#define VDISCARD	15
#define VMIN		16
#define VTIME		17

/* c_iflag bits */
#define IXON	0x0200
#define IXOFF	0x0400
#define IUCLC	0x1000
#define IMAXBEL	0x2000
#define IUTF8	0x4000

/* c_oflag bits */
#define ONLCR	0x00002
#define OLCUC	0x00004
#define NLDLY	0x00300
#define   NL0	0x00000
#define   NL1	0x00100
#define   NL2	0x00200
#define   NL3	0x00300
#define TABDLY	0x00c00
#define   TAB0	0x00000
#define   TAB1	0x00400
#define   TAB2	0x00800
#define   TAB3	0x00c00
#define CRDLY	0x03000
#define   CR0	0x00000
#define   CR1	0x01000
#define   CR2	0x02000
#define   CR3	0x03000
#define FFDLY	0x04000
#define   FF0	0x00000
#define   FF1	0x04000
#define BSDLY	0x08000
#define   BS0	0x00000
#define   BS1	0x08000
#define VTDLY	0x10000
#define   VT0	0x00000
#define   VT1	0x10000

Annotation

Implementation Notes