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  1. /*
  2.  * Scoreboard update function for decoding kernels
  3.  * Copyright © <2010>, Intel Corporation.
  4.  *
  5.  * Permission is hereby granted, free of charge, to any person obtaining a
  6.  * copy of this software and associated documentation files (the
  7.  * "Software"), to deal in the Software without restriction, including
  8.  * without limitation the rights to use, copy, modify, merge, publish,
  9.  * distribute, sub license, and/or sell copies of the Software, and to
  10.  * permit persons to whom the Software is furnished to do so, subject to
  11.  * the following conditions:
  12.  *
  13.  * The above copyright notice and this permission notice (including the
  14.  * next paragraph) shall be included in all copies or substantial portions
  15.  * of the Software.
  16.  *
  17.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  20.  * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
  21.  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  22.  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  23.  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24.  *
  25.  * This file was originally licensed under the following license
  26.  *
  27.  *  Licensed under the Apache License, Version 2.0 (the "License");
  28.  *  you may not use this file except in compliance with the License.
  29.  *  You may obtain a copy of the License at
  30.  *
  31.  *      http://www.apache.org/licenses/LICENSE-2.0
  32.  *
  33.  *  Unless required by applicable law or agreed to in writing, software
  34.  *  distributed under the License is distributed on an "AS IS" BASIS,
  35.  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  36.  *  See the License for the specific language governing permissions and
  37.  *  limitations under the License.
  38.  *
  39.  */
  40. //
  41. // Module name: scoreboard_update.asm
  42. //
  43. //      Scoreboard update function for decoding kernels
  44. //
  45. //      This module is used by decoding kernels to send message to scoreboard to update the
  46. //      "complete" status, thus the dependency of the MB can be cleared.
  47. //
  48. //  $Revision: 6 $
  49. //  $Date: 10/16/06 5:19p $
  50. //
  51.     mov (8)             MSGHDRY1<1>:ud  0x00000000:ud                           // Initialize message header payload with 0
  52.  
  53.         // Compose M0.5:ud information
  54.         add (1) MSGHDRY1.10<1>:uw       r0.20:ub        0x0200:uw                               // Message length = 1 DWORD
  55.         and (1) MSGHDRY1.11<1>:uw       M05_STORE<0;1,0>:uw     SB_MASK*4:uw    // Retrieve stored value and wrap around scoreboard
  56.  
  57.         or (1)  MSGHDRY1.0<1>:ud        M05_STORE<0;1,0>:uw     0xc0000000:ud   // Set "Completed" bits
  58.  
  59. #ifndef BSDRESET_ENABLE
  60. #ifdef INTER_KERNEL
  61.         mov     (1)     gREG_WRITE_COMMIT_Y<1>:ud       gREG_WRITE_COMMIT_Y<0;1,0>:ud           // Make sure Y write is committed
  62.         mov     (1)     gREG_WRITE_COMMIT_UV<1>:ud      gREG_WRITE_COMMIT_UV<0;1,0>:ud          // Make sure U/V write is committed
  63. #else
  64.         mov     (1)     REG_WRITE_COMMIT_Y<1>:ud        REG_WRITE_COMMIT_Y<0;1,0>:ud            // Make sure Y write is committed
  65.         mov     (1)     REG_WRITE_COMMIT_UV<1>:ud       REG_WRITE_COMMIT_UV<0;1,0>:ud           // Make sure U/V write is committed
  66. #endif  // INTER_KERNEL
  67. #endif  // BSDRESET_ENABLE
  68.  
  69.         send (8)        NULLREG  MSGHDRY1       null:ud    MSG_GW       FWDMSGDSC
  70.  
  71. // End of scoreboard_update
  72.