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/*

 *  Copyright 2000-2011 Intel Corporation All Rights Reserved

 *

 *  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.

 */

//   20    // Total instruction count

//    1    // Total kernel count

// Module name: common.inc

//

// Common header file for all Video-Processing kernels

//

.default_execution_size (16)

.default_register_type  :ub

.reg_count_total        128

.reg_count_payload      7

//========== Common constants ==========

//========== Macros ==========

//Fast Jump, For more details see "Set_Layer_N.asm"

//========== Defines ====================

//========== Static Parameters (Common To All) ==========

//r1

//r2

                                    //  e.g.            byte0   byte1  byte2

                                    // YUYV               0       1      3

                                    // YVYU               0       3      1

//Color Pipe (IECP) parameters

//r4

                                    //  e.g.              byte0           byte1           byte2

                                    // YUYV                 0               1               3

                                    // YVYU                 0               3               1

//========== Inline parameters (Common To All) ===========

//============== Binding Index Table===========

//Common between DNDI and DNUV

//================= Common Message Descriptor =====

// Message descriptor for thread spawning

// Message Descriptors

//                = 000 0001 (min message len 1 ) 0,0000 (resp len 0   -add later)

//                  0000,0000,0000

//                  0001(Spawn a root thread),0001 (Root thread spawn thread)

//                = 0x02000011

// Thread Spawner Message Descriptor

// Message descriptor for atomic operation add

// Message Descriptors

//                = 000 0110 (min message len 6 ) 0,0000 (resp len 0   -add later)

//                  1(header present)001,10(typed atomic operation)0(return enabled)0(slot group, low 8 bits),0111 (AOP_Add)

//                  0000,0000 (Binding table index, added later)

//                = 0x02000011

// Atomic Operation Add Message Descriptor

// Message descriptor for dataport media write

        // Message Descriptors

                //                = 000 0001 (min message len 1 - add later) 00000 (resp len 0)

                //                  1 (header present 1) 0 1010 (media block write) 000000

                //                  00000000 (binding table index - set later)

                //                = 0x020A8000

// Message Length defines

// Response Length defines

// Block Width and Height Size defines

// Extended Message Descriptors

// Common message descriptors:

//===================== Math Function Control ===================================

//============ Message Registers ===============

                             // buf4 starts from r28

//#define mMSGHDR_EOT  r43    // Dummy Message Register for EOT

.declare    mubMSGPAYLOAD  Base=r30 ElementSize=1 SrcRegion=<16;16,1> Type=ub

.declare    muwMSGPAYLOAD  Base=r30 ElementSize=2 SrcRegion=<16;16,1> Type=uw

.declare    mudMSGPAYLOAD  Base=r30 ElementSize=4 SrcRegion=<8;8,1> Type=ud

.declare    mfMSGPAYLOAD   Base=r30 ElementSize=4 SrcRegion=<8;8,1> Type=f

//=================== End of thread instruction ===========================

//=====================Pointers Used=====================================

//=======================================================================

//r9-r17

// Define temp space for any usages

// Common Buffers

// End of common.inc

// FileName:	DI_Save_NV12_16x4.asm

// Author:		Vivek Kumar

// Description:	Save two 16x4 blocks of DI output in NV12 format

// FileName:    DNDI.inc

// Author:      Vivek Kumar

// Description: Include file for DN, DI and DNDI

// Inputs:      DI_ENABLE, DN_ENABLE, DN_PLANAR, DN_PACKED

// End of common.inc

//Interface:

//Static Parameters:

//r1

//====================== Binding table (Explicit To DNDI)=========================================

.declare mudMSGHDR_DNDI     Base=r18      ElementSize=4    Type=ud

.declare mdMSGHDR_DNDI      Base=r18      ElementSize=4    Type=d

.declare mwMSGHDR_DNDI      Base=r18      ElementSize=2    Type=w

.declare mudMSGHDR_STMM     Base=r20      ElementSize=4    Type=ud

.declare mudMSGHDR_HIST     Base=r22      ElementSize=4    Type=ud

.declare mudMSGHDR_ENC_STATS Base=r24 ElementSize=4   Type=ud

.declare muwMSGHDR_ENC_STATS Base=r24 ElementSize=2   Type=uw

.declare mubMSGHDR_ENC_STATS Base=r24 ElementSize=1   Type=ub

.declare mudMSGHDR_DN_OUT   Base=r31.0      ElementSize=4  Type=ud

.declare mdMSGHDR_DN_OUT    Base=r31.0      ElementSize=4  Type=d

.declare mubMSGHDR_DN_OUT   Base=r31.0      ElementSize=1  Type=ub

.declare mudMSGHDR_UVCOPY   Base=r36      ElementSize=4  Type=ud

.declare mdMSGHDR_UVCOPY    Base=r36      ElementSize=4  Type=d

.declare mudMSGHDR_UCOPY    Base=r36       ElementSize=4  Type=ud

.declare mudMSGHDR_VCOPY    Base=r38       ElementSize=4  Type=ud

.declare mudMSGHDR_DI_OUT1  Base=r18.0      ElementSize=4     Type=ud

.declare mubMSGHDR_DI_OUT1  Base=r18.0      ElementSize=1     Type=ub

.declare mudMSGHDR_DI_OUT2  Base=r23.0      ElementSize=4     Type=ud

.declare mubMSGHDR_DI_OUT2  Base=r23.0      ElementSize=1     Type=ub

//r45

//Use r45 as message header, so no need to "mov" the data.

.declare mudDN_Y_OUT        Base=r45.0 ElementSize=4 SrcRegion=<8;8,1>   DstRegion=<1> Type=ud

// Message response (Denoised & DI-ed pixels & statistics); Use buffer 5

.declare udDNDI_RESP        Base=r46.0 ElementSize=4 SrcRegion=<8;8,1>   DstRegion=<1> Type=ud

.declare uwDNDI_RESP        Base=r46.0 ElementSize=2 SrcRegion=<16;16,1> DstRegion=<1> Type=uw

.declare ubDNDI_RESP        Base=r46.0 ElementSize=1 SrcRegion=<16;16,1> DstRegion=<1> Type=ub

// Message response (UV Copy); Use buffer 5

.declare udDNDI_UV_RESP     Base=r58.0 ElementSize=4 SrcRegion=<8;8,1>  DstRegion=<1> Type=ud

.declare ubDNDI_UV_RESP     Base=r58.0 ElementSize=1 SrcRegion=<16;16,1>    DstRegion=<1> Type=ub

//Temp GRFs: For 42X to 422 Conversion

.declare uwDNDI_UVCOPY_TEMP Base=r10.0 ElementSize=2 SrcRegion=<16;16,1>    DstRegion=<1> Type=uw       //8 GRFs

.declare ubDNDI_UVCOPY_TEMP Base=r10.0 ElementSize=1 SrcRegion=<16;16,1>    DstRegion=<1> Type=ub       //8 GRFs

//---------------------------------------------------------------------------

// Message descriptors

//---------------------------------------------------------------------------

// Extended message descriptor

    // Message descriptor   for sampler read

    //                    = 000 0010 (message len 2) 00000 (resp len - set later, 12 or 5 or 11)

    //                      1 (header present 1) 0 11 (SIMD32/64 mode)

    //                      1000 (message type) 0000 (DI state index)

    //                      00000000 (binding table index - set later)

    //                    = 0x040b8000

// Attention: The Message Length is The Number of GRFs with Data Only, without the Header

//---------------------------------------------------------------------------

// VDI Return Data format

//---------------------------------------------------------------------------

// Defines for DI enabled

// Defines for DI disabled

mov (2) r27.0<1>:d		r7.0<2;2,1>:w                        { NoDDClr }

mov (1) r27.2<1>:ud     0x3000F:ud		          { NoDDChk }		// Block width and height (16x4)

//Bottom field Y

	mov (8)   mudMSGHDR_DI_OUT1(1)<1>		udDNDI_RESP(0,0)

	mov (8)   mudMSGHDR_DI_OUT1(2)<1>		udDNDI_RESP(0,8)

// Top field Y

	mov (8)   mudMSGHDR_DI_OUT2(1)<1>	udDNDI_RESP(4,0)

	mov (8)   mudMSGHDR_DI_OUT2(2)<1>	udDNDI_RESP(4,8)

//copy message desrcptor to the message header

mov (8) r18.0<1>:ud		r27<8;8,1>:ud

mov (8) r23.0<1>:ud		r27<8;8,1>:ud

//Change origin to U/V block

asr (1) r27.1<1>:d		r27.1<0;1,0>:d    1:w			{ NoDDClr }    		// U/V block origin should be half of Y's

mov (1) r27.2<1>:ud     0x1000F:ud		{ NoDDChk }    		// Block width and height (16x2)

// Bottom field U/V

mov (16)   r21.0<2>:ub       ubDNDI_RESP(2, 1)<32;8,2>	{ NoDDClr }

mov (16)   r21.1<2>:ub       ubDNDI_RESP(2, 0)<32;8,2>	{ NoDDChk }

// Top field U/V

mov (16)   r26.0<2>:ub       ubDNDI_RESP(6, 1)<32;8,2>	{ NoDDClr }

mov (16)   r26.1<2>:ub       ubDNDI_RESP(6, 0)<32;8,2>	{ NoDDChk }

//copy message desrcptor to the message header

mov (8) r21<1>:ud			r27<8;8,1>:ud

mov (8) r26<1>:ud			r27<8;8,1>:ud

//Send out Y component on previous frame to surface

send (8)    null<1>:d    r18.0		0x5    0x60A801B:ud

//Send out Y component on current frame to surface

send (8)    null<1>:d    r23.0 	0x5    0x60A801E:ud

//Send out U/V component on previous frame to surface

send (8)    null<1>:d    r21	0x5    0x40A801C:ud

//Send out U/V component on current frame to surface

send (8)    null<1>:d    r26	0x5    0x40A801F:ud