thread.h

/*
 * Copyright (C) 2013 Philippe Gerum <rpm@xenomai.org>.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */
#ifndef _COBALT_UAPI_KERNEL_THREAD_H
#define _COBALT_UAPI_KERNEL_THREAD_H
 
#include <cobalt/uapi/kernel/types.h>
 
/* State flags (shared) */
 
#define XNSUSP    0x00000001 
#define XNPEND    0x00000002 
#define XNDELAY   0x00000004 
#define XNREADY   0x00000008 
#define XNDORMANT 0x00000010 
#define XNZOMBIE  0x00000020 
#define XNMAPPED  0x00000040 
#define XNRELAX   0x00000080 
#define XNHELD    0x00000200 
#define XNBOOST   0x00000400 
#define XNSSTEP   0x00000800 
#define XNLOCK    0x00001000 
#define XNRRB     0x00002000 
#define XNWARN    0x00004000 
#define XNFPU     0x00008000 
#define XNROOT    0x00010000 
#define XNWEAK    0x00020000 
#define XNUSER    0x00040000 
#define XNJOINED  0x00080000 
#define XNTRAPLB  0x00100000 
#define XNDEBUG   0x00200000 
#define XNDBGSTOP 0x00400000 
/* Information flags (shared) */
 
#define XNTIMEO   0x00000001 
#define XNRMID    0x00000002 
#define XNBREAK   0x00000004 
#define XNKICKED  0x00000008 
#define XNWAKEN   0x00000010 
#define XNROBBED  0x00000020 
#define XNCANCELD 0x00000040 
#define XNPIALERT 0x00000080 
#define XNSCHEDP  0x00000100 
#define XNCONTHI  0x00000200 
/* Local information flags (private to current thread) */
 
#define XNMOVED   0x00000001 
#define XNLBALERT 0x00000002 
#define XNDESCENT 0x00000004 
#define XNSYSRST  0x00000008 
#define XNHICCUP  0x00000010 
/*
 * Must follow strictly the declaration order of the state flags
 * defined above. Status symbols are defined as follows:
 *
 * 'S' -> Forcibly suspended.
 * 'w'/'W' -> Waiting for a resource, with or without timeout.
 * 'D' -> Delayed (without any other wait condition).
 * 'R' -> Runnable.
 * 'U' -> Unstarted or dormant.
 * 'X' -> Relaxed shadow.
 * 'H' -> Held in emergency.
 * 'b' -> Priority boost undergoing.
 * 'T' -> Ptraced and stopped.
 * 'l' -> Locks scheduler.
 * 'r' -> Undergoes round-robin.
 * 't' -> Runtime mode errors notified.
 * 'L' -> Lock breaks trapped.
 * 's' -> Ptraced, stopped synchronously.
 */
#define XNTHREAD_STATE_LABELS  "SWDRU..X.HbTlrt.....L.s"
 
struct xnthread_user_window {
        __u32 state;
        __u32 info;
        __u32 grant_value;
        __u32 pp_pending;
};
 
#endif /* !_COBALT_UAPI_KERNEL_THREAD_H */