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      1 /*
      2    This file is part of Valgrind, a dynamic binary instrumentation
      3    framework.
      4 
      5    Copyright (C) 2012-2017 Citrix
      6 
      7    This program is free software; you can redistribute it and/or
      8    modify it under the terms of the GNU General Public License as
      9    published by the Free Software Foundation; either version 2 of the
     10    License, or (at your option) any later version.
     11 
     12    This program is distributed in the hope that it will be useful, but
     13    WITHOUT ANY WARRANTY; without even the implied warranty of
     14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     15    General Public License for more details.
     16 
     17    You should have received a copy of the GNU General Public License
     18    along with this program; if not, write to the Free Software
     19    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
     20    02111-1307, USA.
     21 
     22    The GNU General Public License is contained in the file COPYING.
     23 */
     24 
     25 /* Contributed by Andrew Cooper <andrew.cooper3 (at) citrix.com>
     26    and Ian Campbell <ian.campbell (at) citrix.com> */
     27 
     28 #ifndef __VKI_XEN_EVTCHN_H
     29 #define __VKI_XEN_EVTCHN_H
     30 
     31 #define VKI_XEN_EVTCHNOP_bind_interdomain 0
     32 #define VKI_XEN_EVTCHNOP_bind_virq        1
     33 #define VKI_XEN_EVTCHNOP_bind_pirq        2
     34 #define VKI_XEN_EVTCHNOP_close            3
     35 #define VKI_XEN_EVTCHNOP_send             4
     36 #define VKI_XEN_EVTCHNOP_status           5
     37 #define VKI_XEN_EVTCHNOP_alloc_unbound    6
     38 #define VKI_XEN_EVTCHNOP_bind_ipi         7
     39 #define VKI_XEN_EVTCHNOP_bind_vcpu        8
     40 #define VKI_XEN_EVTCHNOP_unmask           9
     41 #define VKI_XEN_EVTCHNOP_reset           10
     42 
     43 typedef vki_uint32_t vki_xen_evtchn_port_t;
     44 DEFINE_VKI_XEN_GUEST_HANDLE(vki_xen_evtchn_port_t);
     45 
     46 struct vki_xen_evtchn_alloc_unbound {
     47     /* IN parameters */
     48     vki_xen_domid_t dom, remote_dom;
     49     /* OUT parameters */
     50     vki_xen_evtchn_port_t port;
     51 };
     52 
     53 struct vki_xen_evtchn_op {
     54     vki_uint32_t cmd; /* enum event_channel_op */
     55     union {
     56         struct vki_xen_evtchn_alloc_unbound    alloc_unbound;
     57         //struct vki_xen_evtchn_bind_interdomain bind_interdomain;
     58         //struct vki_xen_evtchn_bind_virq        bind_virq;
     59         //struct vki_xen_evtchn_bind_pirq        bind_pirq;
     60         //struct vki_xen_evtchn_bind_ipi         bind_ipi;
     61         //struct vki_xen_evtchn_close            close;
     62         //struct vki_xen_evtchn_send             send;
     63         //struct vki_xen_evtchn_status           status;
     64         //struct vki_xen_evtchn_bind_vcpu        bind_vcpu;
     65         //struct vki_xen_evtchn_unmask           unmask;
     66     } u;
     67 };
     68 
     69 #endif // __VKI_XEN_EVTCHN_H
     70 
     71 /*--------------------------------------------------------------------*/
     72 /*--- end                                                          ---*/
     73 /*--------------------------------------------------------------------*/
     74