src/gpu-compute/ndrange.hh

   1 /*
   2  * Copyright (c) 2012-2015 Advanced Micro Devices, Inc.
   3  * All rights reserved.
   4  *
   5  * For use for simulation and test purposes only
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright notice,
  11  * this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright notice,
  14  * this list of conditions and the following disclaimer in the documentation
  15  * and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of the copyright holder nor the names of its contributors
  18  * may be used to endorse or promote products derived from this software
  19  * without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  22  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
  25  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  31  * POSSIBILITY OF SUCH DAMAGE.
  32  *
  33  * Author: Steve Reinhardt
  34  */
  35
  36 #ifndef __NDRANGE_HH__
  37 #define __NDRANGE_HH__
  38
  39 #include "base/types.hh"
  40 #include "gpu-compute/qstruct.hh"
  41
  42 struct NDRange
  43 {
  44     // copy of the queue entry provided at dispatch
  45     HsaQueueEntry q;
  46
  47     // The current workgroup id (3 dimensions)
  48     int wgId[3];
  49     // The number of workgroups in each dimension
  50     int numWg[3];
  51     // The total number of workgroups
  52     int numWgTotal;
  53
  54     // The number of completed work groups
  55     int numWgCompleted;
  56     // The global workgroup ID
  57     uint32_t globalWgId;
  58
  59     // flag indicating whether all work groups have been launched
  60     bool wg_disp_rem;
  61     // kernel complete
  62     bool execDone;
  63     bool userDoorBellSet;
  64     volatile bool *addrToNotify;
  65     volatile uint32_t *numDispLeft;
  66     int dispatchId;
  67     int curCid; // Current context id
  68 };
  69
  70 #endif // __NDRANGE_HH__