/*
* Decode Intra_PCM macroblock
* Copyright © <2010>, Intel Corporation.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* This file was originally licensed under the following license
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
// Kernel name: Intra_PCM.asm
//
// Decoding of I_PCM macroblock
//
// $Revision: 8 $
// $Date: 10/18/06 4:10p $
//
// ----------------------------------------------------
// Main: Intra_PCM
// ----------------------------------------------------
.kernel Intra_PCM
INTRA_PCM:
#ifdef _DEBUG
// WA for FULSIM so we'll know which kernel is being debugged
mov (1) acc0:ud 0x03aa55a5:ud
#endif
#include "SetupForHWMC.asm"
// Not actually needed here but just want to slow down the Intra-PCM to avoid race condition
//
#ifdef SW_SCOREBOARD
and (1) REG_INTRA_PRED_AVAIL_FLAG_WORD<1>:w REG_INTRA_PRED_AVAIL_FLAG_WORD<0;1,0>:w 0xffe0:w // Ensure all neighbor avail flags are "0"
CALL(scoreboard_start_intra,1)
wait n0:ud // Now wait for scoreboard to response
#endif
//
// Decoding Y blocks
//
// In I_PCM mode, the samples are already arranged in raster scan order within the macroblock.
// We just need to save them to picture buffers
//
#include "save_I_PCM.asm" // Save to destination picture buffers
#ifdef SW_SCOREBOARD
#include "scoreboard_update.asm"
#endif
// Terminate the thread
//
#include "EndIntraThread.asm"
// End of Intra_PCM