source: svn/trunk/newcon3bcm2_21bu/toolchain/mips-linux-uclibc/include/asm/prctl.h @ 2

/*
 * IRIX prctl interface
 *
 * The IRIX kernel maps a page at PRDA_ADDRESS with the
 * contents of prda and fills it the bits on prda_sys.
 */

#ifndef __PRCTL_H__
#define __PRCTL_H__

#define PRDA_ADDRESS 0x200000L
#define PRDA ((struct prda *) PRDA_ADDRESS)

struct prda_sys {
        pid_t t_pid;
        __u32   t_hint;
        __u32   t_dlactseq;
        __u32   t_fpflags;
        __u32   t_prid;         /* processor type, $prid CP0 register */
        __u32   t_dlendseq;
        __u64   t_unused1[5];
        pid_t t_rpid;
        __s32   t_resched;
        __u32   t_unused[8];
        __u32   t_cpu;          /* current/last cpu */

        /* FIXME: The signal information, not supported by Linux now */
        __u32   t_flags;                /* if true, then the sigprocmask is in userspace */
        __u32   t_sigprocmask [1]; /* the sigprocmask */
};

struct prda {
        char fill [0xe00];
        struct prda_sys prda_sys;
};

#define t_sys           prda_sys

ptrdiff_t prctl (int op, int v1, int v2);

#endif