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  1. /*
  2.  * Copyright © 2012 Intel Corporation
  3.  *
  4.  * Permission is hereby granted, free of charge, to any person obtaining a
  5.  * copy of this software and associated documentation files (the "Software"),
  6.  * to deal in the Software without restriction, including without limitation
  7.  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  8.  * and/or sell copies of the Software, and to permit persons to whom the
  9.  * Software is furnished to do so, subject to the following conditions:
  10.  *
  11.  * The above copyright notice and this permission notice (including the next
  12.  * paragraph) shall be included in all copies or substantial portions of the
  13.  * Software.
  14.  *
  15.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16.  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17.  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18.  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19.  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20.  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21.  * IN THE SOFTWARE.
  22.  *
  23.  * Authors:
  24.  *    Xiang Haihao <haihao.xiang@intel.com>
  25.  */
  26.        
  27. __TAIL:
  28.         (f0.1)jmpi      (1)     __EXIT ;
  29.        
  30. __TAIL_LOOP:
  31.         mov             (8)     msg_reg0.0<1>:ud                tmp_slice_header<8,8,1>:ud {align1} ;
  32.  
  33. send (16)
  34.         msg_ind
  35.         ob_read_wb
  36.         null
  37.         data_port(
  38.                 OB_CACHE_TYPE,
  39.                 OB_READ,
  40.                 OB_CONTROL_0,
  41.                 BIND_IDX_MFC_SLICE_HEADER,
  42.                 OB_WRITE_COMMIT_CATEGORY,
  43.                 OB_HEADER_PRESENT
  44.         )
  45.         mlen 1
  46.         rlen ob_read_wb_len_slice_header
  47.         {align1};
  48.  
  49.         mov             (8)     msg_reg0.0<1>:ud                tmp_mfc_batchbuffer<8,8,1>:ud {align1} ;        
  50.         mov             (8)     msg_reg1.0<1>:ud                ob_read_wb0<8,8,1>:ud {align1} ;
  51.  
  52. send (16)
  53.         msg_ind
  54.         ob_write_wb
  55.         null
  56.         data_port(
  57.                 OB_CACHE_TYPE,
  58.                 OB_WRITE,
  59.                 OB_CONTROL_0,
  60.                 BIND_IDX_MFC_BATCHBUFFER,
  61.                 OB_WRITE_COMMIT_CATEGORY,
  62.                 OB_HEADER_PRESENT
  63.         )
  64.         mlen 2
  65.         rlen ob_write_wb_length
  66.         {align1};
  67.  
  68.         /* the new offset */
  69.         add             (1)     tmp_slice_header.8<1>:ud        tmp_slice_header.8<0,1,0>:ud    1:ud {align1} ;
  70.         add             (1)     tmp_mfc_batchbuffer.8<1>:ud     tmp_mfc_batchbuffer.8<0,1,0>:ud    1:ud {align1} ;
  71.  
  72.         add.z.f0.0      (1)     tail_size<1>:w                  tail_size<0,1,0>:w      -1:w {align1};
  73.         (-f0.0)jmpi     (1)     __TAIL_LOOP ;
  74.  
  75.        
  76. __DONE:
  77.  
  78.         and.z.f0.0      (1)     null<1>:uw                      flags<0,1,0>:uw         FLAG_MASK_LAST_SLICE {align1};
  79.         (f0.0)jmpi      (1)     __EXIT ;
  80.        
  81. /* bind index 5, write 1 oword, msg type: 8(OWord Block Write) */
  82.         mov             (8)     msg_reg0.0<1>:ud                tmp_mfc_batchbuffer<8,8,1>:ud {align1} ;
  83.         mov             (4)     msg_reg1.0<1>:ud                0x0:ud {align1} ;
  84.         mov             (1)     msg_reg1.4<1>:ud                MI_BATCH_BUFFER_END {align1} ;
  85.        
  86. send (16)
  87.         msg_ind
  88.         ob_write_wb
  89.         null
  90.         data_port(
  91.                 OB_CACHE_TYPE,
  92.                 OB_WRITE,
  93.                 OB_CONTROL_0,
  94.                 BIND_IDX_MFC_BATCHBUFFER,
  95.                 OB_WRITE_COMMIT_CATEGORY,
  96.                 OB_HEADER_PRESENT
  97.         )
  98.         mlen 2
  99.         rlen ob_write_wb_length
  100.         {align1};
  101.