sysctl.h

MIPS处理器的bootloader,龙芯就是用的修改过的PMON2

		dev_t	e_tdev;			/* controlling tty dev */
		pid_t	e_tpgid;		/* tty process group id */
		struct	session *e_tsess;	/* tty session pointer */
#define	WMESGLEN	7
		char	e_wmesg[WMESGLEN+1];	/* wchan message */
		segsz_t e_xsize;		/* text size */
		short	e_xrssize;		/* text rss */
		short	e_xccount;		/* text references */
		short	e_xswrss;
		long	e_flag;
#define	EPROC_CTTY	0x01	/* controlling tty vnode active */
#define	EPROC_SLEADER	0x02	/* session leader */
		char	e_login[MAXLOGNAME];	/* setlogin() name */
#define EMULNAMELEN	7
		char	e_emul[EMULNAMELEN+1];	/* syscall emulation name */
	        rlim_t	e_maxrss;
	} kp_eproc;
};
#endif

/*
 * CTL_FS identifiers
 */
#define	FS_POSIX	1		/* POSIX flags */
#define	FS_MAXID	2

#define	CTL_FS_NAMES { \
	{ 0, 0 }, \
	{ "posix", CTLTYPE_NODE }, \
}

/*
 * CTL_FS identifiers
 */
#define	FS_POSIX_SETUID	1		/* int: always clear SGID/SUID bit when owner change */
#define	FS_POSIX_MAXID	2

#define	CTL_FS_POSIX_NAMES { \
	{ 0, 0 }, \
	{ "setuid", CTLTYPE_INT }, \
}

/*
 * CTL_HW identifiers
 */
#define	HW_MACHINE	 1		/* string: machine class */
#define	HW_MODEL	 2		/* string: specific machine model */
#define	HW_NCPU		 3		/* int: number of cpus */
#define	HW_BYTEORDER	 4		/* int: machine byte order */
#define	HW_PHYSMEM	 5		/* int: total memory */
#define	HW_USERMEM	 6		/* int: non-kernel memory */
#define	HW_PAGESIZE	 7		/* int: software page size */
#define	HW_DISKNAMES	 8		/* strings: disk drive names */
#define	HW_DISKSTATS	 9		/* struct: diskstats[] */
#define	HW_MAXID	10		/* number of valid hw ids */

#define CTL_HW_NAMES { \
	{ 0, 0 }, \
	{ "machine", CTLTYPE_STRING }, \
	{ "model", CTLTYPE_STRING }, \
	{ "ncpu", CTLTYPE_INT }, \
	{ "byteorder", CTLTYPE_INT }, \
	{ "physmem", CTLTYPE_INT }, \
	{ "usermem", CTLTYPE_INT }, \
	{ "pagesize", CTLTYPE_INT }, \
	{ "disknames", CTLTYPE_STRUCT }, \
	{ "diskstats", CTLTYPE_STRUCT }, \
}

/*
 * CTL_USER definitions
 */
#define	USER_CS_PATH		 1	/* string: _CS_PATH */
#define	USER_BC_BASE_MAX	 2	/* int: BC_BASE_MAX */
#define	USER_BC_DIM_MAX		 3	/* int: BC_DIM_MAX */
#define	USER_BC_SCALE_MAX	 4	/* int: BC_SCALE_MAX */
#define	USER_BC_STRING_MAX	 5	/* int: BC_STRING_MAX */
#define	USER_COLL_WEIGHTS_MAX	 6	/* int: COLL_WEIGHTS_MAX */
#define	USER_EXPR_NEST_MAX	 7	/* int: EXPR_NEST_MAX */
#define	USER_LINE_MAX		 8	/* int: LINE_MAX */
#define	USER_RE_DUP_MAX		 9	/* int: RE_DUP_MAX */
#define	USER_POSIX2_VERSION	10	/* int: POSIX2_VERSION */
#define	USER_POSIX2_C_BIND	11	/* int: POSIX2_C_BIND */
#define	USER_POSIX2_C_DEV	12	/* int: POSIX2_C_DEV */
#define	USER_POSIX2_CHAR_TERM	13	/* int: POSIX2_CHAR_TERM */
#define	USER_POSIX2_FORT_DEV	14	/* int: POSIX2_FORT_DEV */
#define	USER_POSIX2_FORT_RUN	15	/* int: POSIX2_FORT_RUN */
#define	USER_POSIX2_LOCALEDEF	16	/* int: POSIX2_LOCALEDEF */
#define	USER_POSIX2_SW_DEV	17	/* int: POSIX2_SW_DEV */
#define	USER_POSIX2_UPE		18	/* int: POSIX2_UPE */
#define	USER_STREAM_MAX		19	/* int: POSIX2_STREAM_MAX */
#define	USER_TZNAME_MAX		20	/* int: POSIX2_TZNAME_MAX */
#define	USER_MAXID		21	/* number of valid user ids */

#define	CTL_USER_NAMES { \
	{ 0, 0 }, \
	{ "cs_path", CTLTYPE_STRING }, \
	{ "bc_base_max", CTLTYPE_INT }, \
	{ "bc_dim_max", CTLTYPE_INT }, \
	{ "bc_scale_max", CTLTYPE_INT }, \
	{ "bc_string_max", CTLTYPE_INT }, \
	{ "coll_weights_max", CTLTYPE_INT }, \
	{ "expr_nest_max", CTLTYPE_INT }, \
	{ "line_max", CTLTYPE_INT }, \
	{ "re_dup_max", CTLTYPE_INT }, \
	{ "posix2_version", CTLTYPE_INT }, \
	{ "posix2_c_bind", CTLTYPE_INT }, \
	{ "posix2_c_dev", CTLTYPE_INT }, \
	{ "posix2_char_term", CTLTYPE_INT }, \
	{ "posix2_fort_dev", CTLTYPE_INT }, \
	{ "posix2_fort_run", CTLTYPE_INT }, \
	{ "posix2_localedef", CTLTYPE_INT }, \
	{ "posix2_sw_dev", CTLTYPE_INT }, \
	{ "posix2_upe", CTLTYPE_INT }, \
	{ "stream_max", CTLTYPE_INT }, \
	{ "tzname_max", CTLTYPE_INT }, \
}

/*
 * CTL_DEBUG definitions
 *
 * Second level identifier specifies which debug variable.
 * Third level identifier specifies which stucture component.
 */
#define	CTL_DEBUG_NAME		0	/* string: variable name */
#define	CTL_DEBUG_VALUE		1	/* int: variable value */
#define	CTL_DEBUG_MAXID		20

#ifdef	_KERNEL
#ifdef	DEBUG
/*
 * CTL_DEBUG variables.
 *
 * These are declared as separate variables so that they can be
 * individually initialized at the location of their associated
 * variable. The loader prevents multiple use by issuing errors
 * if a variable is initialized in more than one place. They are
 * aggregated into an array in debug_sysctl(), so that it can
 * conveniently locate them when querried. If more debugging
 * variables are added, they must also be declared here and also
 * entered into the array.
 */
struct ctldebug {
	char	*debugname;	/* name of debugging variable */
	int	*debugvar;	/* pointer to debugging variable */
};
extern struct ctldebug debug0, debug1, debug2, debug3, debug4;
extern struct ctldebug debug5, debug6, debug7, debug8, debug9;
extern struct ctldebug debug10, debug11, debug12, debug13, debug14;
extern struct ctldebug debug15, debug16, debug17, debug18, debug19;
#endif	/* DEBUG */

/*
 * Internal sysctl function calling convention:
 *
 *	(*sysctlfn)(name, namelen, oldval, oldlenp, newval, newlen);
 *
 * The name parameter points at the next component of the name to be
 * interpreted.  The namelen parameter is the number of integers in
 * the name.
 */
typedef int (sysctlfn)
    __P((int *, u_int, void *, size_t *, void *, size_t, struct proc *));

int sysctl_int __P((void *, size_t *, void *, size_t, int *));
int sysctl_rdint __P((void *, size_t *, void *, int));
int sysctl_string __P((void *, size_t *, void *, size_t, char *, int));
int sysctl_tstring __P((void *, size_t *, void *, size_t, char *, int));
int sysctl__string __P((void *, size_t *, void *, size_t, char *, int, int));
int sysctl_rdstring __P((void *, size_t *, void *, char *));
int sysctl_rdstruct __P((void *, size_t *, void *, void *, int));
int sysctl_struct __P((void *, size_t *, void *, size_t, void *, int));
int sysctl_file __P((char *, size_t *));
int sysctl_doproc __P((int *, u_int, char *, size_t *));
struct radix_node;
struct walkarg;
int sysctl_dumpentry __P((struct radix_node *, void *));
int sysctl_iflist __P((int, struct walkarg *));
int sysctl_rtable __P((int *, u_int, void *, size_t *, void *, size_t));
int sysctl_clockrate __P((char *, size_t *));
int sysctl_rdstring __P((void *, size_t *, void *, char *));
int sysctl_rdstruct __P((void *, size_t *, void *, void *, int));
int sysctl_vnode __P((char *, size_t *, struct proc *));
int sysctl_ntptime __P((char *, size_t *));
#ifdef GPROF
int sysctl_doprof __P((int *, u_int, void *, size_t *, void *, size_t));
#endif

#ifdef NOTUSED_BY_PMON
void fill_eproc __P((struct proc *, struct eproc *));
#endif

int kern_sysctl __P((int *, u_int, void *, size_t *, void *, size_t,
		     struct proc *));
int hw_sysctl __P((int *, u_int, void *, size_t *, void *, size_t,
		   struct proc *));
#ifdef DEBUG
int debug_sysctl __P((int *, u_int, void *, size_t *, void *, size_t,
		      struct proc *));
#endif
int vm_sysctl __P((int *, u_int, void *, size_t *, void *, size_t,
		   struct proc *));
int fs_sysctl __P((int *, u_int, void *, size_t *, void *, size_t,
		   struct proc *));
int fs_posix_sysctl __P((int *, u_int, void *, size_t *, void *, size_t,
			 struct proc *));
int net_sysctl __P((int *, u_int, void *, size_t *, void *, size_t,
		    struct proc *));
int cpu_sysctl __P((int *, u_int, void *, size_t *, void *, size_t,
		    struct proc *));
int vfs_sysctl __P((int *, u_int, void *, size_t *, void *, size_t,
		    struct proc *));
#else	/* !_KERNEL */
#include <sys/cdefs.h>

__BEGIN_DECLS
int	sysctl __P((int *, u_int, void *, size_t *, void *, size_t));
__END_DECLS
#endif	/* _KERNEL */
#endif	/* !_SYS_SYSCTL_H_ */