sched.h

/*
 * Copyright (C) 2005 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_SCHED_H
#define _COBALT_UAPI_SCHED_H
 
#include <cobalt/uapi/kernel/types.h>
 
#define SCHED_COBALT            42
#define SCHED_WEAK              43
 
#ifndef SCHED_SPORADIC
#define SCHED_SPORADIC          10
#define sched_ss_low_priority   sched_u.ss.__sched_low_priority
#define sched_ss_repl_period    sched_u.ss.__sched_repl_period
#define sched_ss_init_budget    sched_u.ss.__sched_init_budget
#define sched_ss_max_repl       sched_u.ss.__sched_max_repl
#endif  /* !SCHED_SPORADIC */
 
struct __sched_ss_param {
        __s32 __sched_low_priority;
        int: 32;
        struct xn_ts64 __sched_repl_period;
        struct xn_ts64 __sched_init_budget;
        __s32 __sched_max_repl;
        int: 32;
};
 
#define sched_rr_quantum        sched_u.rr.__sched_rr_quantum
 
struct __sched_rr_param {
        struct xn_ts64 __sched_rr_quantum;
};
 
#ifndef SCHED_TP
#define SCHED_TP                11
#define sched_tp_partition      sched_u.tp.__sched_partition
#endif  /* !SCHED_TP */
 
struct __sched_tp_param {
        __s32 __sched_partition;
};
 
struct sched_tp_window {
        struct xn_ts64 offset;
        struct xn_ts64 duration;
        __s32 ptid;
        int: 32;
};
 
enum {
        sched_tp_install,
        sched_tp_uninstall,
        sched_tp_start,
        sched_tp_stop,
};
        
struct __sched_config_tp {
        __s32 op;
        __s32 nr_windows;
        struct sched_tp_window windows[0];
};
 
#define sched_tp_confsz(nr_win) \
  (sizeof(struct __sched_config_tp) + nr_win * sizeof(struct sched_tp_window))
 
#ifndef SCHED_QUOTA
#define SCHED_QUOTA             12
#define sched_quota_group       sched_u.quota.__sched_group
#endif  /* !SCHED_QUOTA */
 
struct __sched_quota_param {
        __s32 __sched_group;
};
 
enum {
        sched_quota_add,
        sched_quota_remove,
        sched_quota_force_remove,
        sched_quota_set,
        sched_quota_get,
};
 
struct __sched_config_quota {
        __s32 op;
        union {
                struct {
                        __s32 pshared;
                } add;
                struct {
                        __s32 tgid;
                } remove;
                struct {
                        __s32 tgid;
                        __s32 quota;
                        __s32 quota_peak;
                } set;
                struct {
                        __s32 tgid;
                } get;
        };
        struct __sched_quota_info {
                __s32 tgid;
                __s32 quota;
                __s32 quota_peak;
                __s32 quota_sum;
        } info;
};
 
#define sched_quota_confsz()  sizeof(struct __sched_config_quota)
 
struct sched_param_ex {
        __s32 sched_priority;
        int: 32;
        union {
                struct __sched_ss_param ss;
                struct __sched_rr_param rr;
                struct __sched_tp_param tp;
                struct __sched_quota_param quota;
        } sched_u;
};
 
union sched_config {
        struct __sched_config_tp tp;
        struct __sched_config_quota quota;
};
 
#endif /* !_COBALT_UAPI_SCHED_H */