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Diffstat (limited to 'src/shaders/h264/mc/header.inc')
| -rw-r--r-- | src/shaders/h264/mc/header.inc | 303 |
1 files changed, 303 insertions, 0 deletions
diff --git a/src/shaders/h264/mc/header.inc b/src/shaders/h264/mc/header.inc new file mode 100644 index 00000000..4a0eecf7 --- /dev/null +++ b/src/shaders/h264/mc/header.inc @@ -0,0 +1,303 @@ +/*
+ * Common header file for all AVC MC kernels
+ * Copyright © <2010>, Intel Corporation.
+ *
+ * This program is licensed under the terms and conditions of the
+ * Eclipse Public License (EPL), version 1.0. The full text of the EPL is at
+ * http://www.opensource.org/licenses/eclipse-1.0.php.
+ *
+ */
+#if !defined(__HEADER__) // Make sure this file is only included once
+#define __HEADER__
+
+// Module name: header.inc
+//
+// Common header file for all AVC MC kernels
+//
+
+#ifndef COMBINED_KERNEL
+#ifdef DEV_CTG
+ #define SW_SCOREBOARD // SW Scoreboard should be enabled for CTG and earlier
+ #undef HW_SCOREBOARD // HW Scoreboard should be disabled for CTG and earlier
+#else
+ #define HW_SCOREBOARD // HW Scoreboard should be enabled for ILK and beyond
+ #undef SW_SCOREBOARD // SW Scoreboard should be disabled for ILK and beyond
+#endif // DEV_CTG
+#endif // COMBINED_KERNEL
+
+//#define MONO // Build Monochrome kernels
+
+// Surface state definition
+//
+#define DESTY 0
+#define DESTUV 1
+#define REFYFM0 2
+#define REFYFM1 3
+#define REFYFM2 4
+#define REFYFM3 5
+#define REFYFM4 6
+#define REFYFM5 7
+#define REFYFM6 8
+#define REFYFM7 9
+#define REFYFM8 10
+#define REFYFM9 11
+#define REFYFM10 12
+#define REFYFM11 13
+#define REFYFM12 14
+#define REFYFM13 15
+#define REFYFM14 16
+#define REFYFM15 17
+#define REFUVFM0 18
+#define REFUVFM1 19
+#define REFUVFM2 20
+#define REFUVFM3 21
+#define REFUVFM4 22
+#define REFUVFM5 23
+#define REFUVFM6 24
+#define REFUVFM7 25
+#define REFUVFM8 26
+#define REFUVFM9 27
+#define REFUVFM10 28
+#define REFUVFM11 29
+#define REFUVFM12 30
+#define REFUVFM13 31
+#define REFUVFM14 32
+#define REFUVFM15 33
+
+.default_execution_size (16)
+.default_register_type :ub
+
+// ----------- Common constant definitions ------------
+//
+// Bit position constants
+//
+#define BIT0 0x01
+#define BIT1 0x02
+#define BIT2 0x04
+#define BIT3 0x08
+#define BIT4 0x10
+#define BIT5 0x20
+#define BIT6 0x40
+#define BIT7 0x80
+#define BIT8 0x0100
+#define BIT9 0x0200
+#define BIT10 0x0400
+#define BIT11 0x0800
+#define BIT12 0x1000
+#define BIT13 0x2000
+#define BIT14 0x4000
+#define BIT15 0x8000
+#define BIT16 0x00010000
+#define BIT17 0x00020000
+#define BIT18 0x00040000
+#define BIT19 0x00080000
+#define BIT20 0x00100000
+#define BIT21 0x00200000
+#define BIT22 0x00400000
+#define BIT23 0x00800000
+#define BIT24 0x01000000
+#define BIT25 0x02000000
+#define BIT26 0x04000000
+#define BIT27 0x08000000
+#define BIT28 0x10000000
+#define BIT29 0x20000000
+#define BIT30 0x40000000
+#define BIT31 0x80000000
+
+#define GRFWIB 32 // GRF register width in byte
+#define GRFWIW 16 // GRF register width in word
+#define GRFWID 8 // GRF register width in dword
+
+#define INST_SIZE 16 // Instruction size = 128b = 16 Bytes
+
+#define REGION(Width,HStride) <Width*HStride;Width,HStride>
+
+#define NULLREG null<1>:ud
+#define NULLREGW null<1>:w
+
+#define TOP_FIELD 0
+#define BOTTOM_FIELD 1
+
+// M2 - M9 for date writing message payload
+.declare MSGPAYLOAD Base=m2 ElementSize=1 SrcRegion=REGION(16,1) Type=ub
+.declare MSGPAYLOADB Base=m2 ElementSize=1 SrcRegion=REGION(16,1) Type=ub
+.declare MSGPAYLOADW Base=m2 ElementSize=2 SrcRegion=REGION(16,1) Type=uw
+.declare MSGPAYLOADD Base=m2 ElementSize=4 SrcRegion=REGION(8,1) Type=ud
+
+// ----------- Common Message Descriptor ------------
+//
+#ifdef DEV_ILK
+#define MSG_GW 0x03 // Message Gateway Extended Message Descriptor,
+#define DAPREAD 0x04 // Data Port Read Extended Message Descriptor,
+#define DAPWRITE 0x05 // Data Port Write Extended Message Descriptor,
+#define TS 0x07 // Thread Spawner Extended Message Descriptor
+#define TS_EOT 0x27 // End of Thread Extended Message Descriptor
+
+#define EOTMSGDSC 0x02000010 // End of Thread Message Descriptor, don't deference URB handle
+
+// Data Port Message Descriptor
+#define DWBRMSGDSC_RC 0x02086000 // DWORD Block Read Message Descriptor, reading from render cache = 6.
+#define DWBRMSGDSC_RC_TF 0x02086600 // DWORD Block Read Message Descriptor, reading from render cache = 6.
+#define DWBRMSGDSC_RC_BF 0x02086700 // DWORD Block Read Message Descriptor, reading from render cache = 6.
+#define DWBRMSGDSC_SC 0x0208A000 // DWORD Block Read Message Descriptor, reading from sampler cache = A.
+#define DWBRMSGDSC_SC_TF 0x0208E600 // DWORD Block Read Message Descriptor, reading top field from field mode sampler cache.
+#define DWBRMSGDSC_SC_BF 0x0208E700 // DWORD Block Read Message Descriptor, reading bottom field from field mode sampler cache.
+
+#define DWBWMSGDSC 0x02082000 // DWORD Block Write Message Descriptor
+#define DWBWMSGDSC_WC 0x0218A000 // DWORD Block Write Message Descriptor + write commit
+
+// Enable Write Commit writeback mesage
+#define ENWRCOM 0x00108000 // Enable "write commit" and set response length = 1
+
+// Thread Spawner Message Descriptor
+#define TSMSGDSC 0x02000011
+
+// Message Gateway Message Descriptors
+#define OGWMSGDSC 0x02000000 // OpenGateway Message Descriptor
+#define CGWMSGDSC 0x02000001 // CloseGateway Message Descriptor
+#define FWDMSGDSC 0x02000002 // ForwardMsg Message Descriptor
+
+#define NOTIFYMSG 0x00008000 // Send notification with ForwardMsg message
+
+#define RESP_LEN(len) 0x100000*len
+#define MSG_LEN(len) 0x2000000*len
+
+#else // Pre DEV_ILK
+
+#define MSG_GW
+#define DAPREAD
+#define DAPWRITE
+#define TS
+#define TS_EOT
+
+#define EOTMSGDSC 0x87100010 // End of Thread Message Descriptor, don't deference URB handle
+
+// Data Port Message Descriptor
+#define DWBRMSGDSC_RC 0x04106000 // DWORD Block Read Message Descriptor, reading from render cache = 6.
+#define DWBRMSGDSC_RC_TF 0x04106600 // DWORD Block Read Message Descriptor, reading from render cache = 6.
+#define DWBRMSGDSC_RC_BF 0x04106700 // DWORD Block Read Message Descriptor, reading from render cache = 6.
+#define DWBRMSGDSC_SC 0x0410A000 // DWORD Block Read Message Descriptor, reading from sampler cache = A.
+#define DWBRMSGDSC_SC_TF 0x0410A600 // DWORD Block Read Message Descriptor, reading top field from field mode sampler cache.
+#define DWBRMSGDSC_SC_BF 0x0410A700 // DWORD Block Read Message Descriptor, reading bottom field from field mode sampler cache.
+
+#define DWBWMSGDSC 0x05102000 // DWORD Block Write Message Descriptor
+#define DWBWMSGDSC_WC 0x0511A000 // DWORD Block Write Message Descriptor + write commit
+
+// Enable Write Commit writeback mesage
+#define ENWRCOM 0x00018000 // Enable "write commit" and set response length = 1
+
+// Thread Spawner Message Descriptor
+#define TSMSGDSC 0x07100011
+
+// Message Gateway Message Descriptors
+#define OGWMSGDSC 0x03100000 // OpenGateway Message Descriptor
+#define CGWMSGDSC 0x03100001 // CloseGateway Message Descriptor
+#define FWDMSGDSC 0x03100002 // ForwardMsg Message Descriptor
+
+#define NOTIFYMSG 0x00008000 // Send notification with ForwardMsg message
+#define ACKREQMSG 0x00014000 // Acknowledgement required so response length should be 1
+
+#define RESP_LEN(len) 0x10000*len
+#define MSG_LEN(len) 0x100000*len
+
+#endif // DEV_ILK
+
+// Enable frame/field selection in message descriptor
+#define ENMSGDSCFM 0x400 // Enable MSGDSC to select frame surface
+#define ENMSGDSCTF 0x600 // Enable MSGDSC to select top field surface
+#define ENMSGDSCBF 0x700 // Enable MSGDSC to select bottom field surface
+
+// ----------- Message related register ------------
+//
+#define MSGHDR m1 // Message Payload Header
+#define MSGHDRY m1 // Message Payload Header register for Y data
+#define MSGHDRY0 m1 // Message Payload Header register for Y data
+#define MSGHDRY1 m2 // Message Payload Header register for Y data
+#define MSGHDRY2 m3 // Message Payload Header register for Y data
+#define MSGHDRY3 m4 // Message Payload Header register for Y data
+#define MSGHDRUV m5 // Message Payload Header register for U/V data
+#define MSGSRC r62 // Message source register, should never be used for other purposes
+#define MSGDSC a0.0:ud // Message Descriptor register (type DWORD)
+
+#define MH_ORI MSGSRC.0 // DWORD block R/W message header block offset
+#define MH_ORIX MSGSRC.0 // DWORD block R/W message header X offset
+#define MH_ORIY MSGSRC.1 // DWORD block R/W message header Y offset
+#define MH_SIZE MSGSRC.2 // DWORD block R/W message header block width & height
+
+// Data necessary for kernel operations
+//
+// Address registers used as pointers
+//
+// Note: Please keep the register order as is since they are used in compressed instructions
+//
+#define PPREDBUF_Y a0.4 // Pointer to predicted Y picture
+#define PPREDBUF_Y1 a0.5 // Pointer to predicted Y picture for extended instruction
+
+#define PPREDBUF_UV a0.4 // Pointer to predicted U/V picture
+#define PPREDBUF_UV1 a0.5 // Pointer to predicted U/V picture for extended instruction
+
+#define PDECBUF a0.4 // Pointer to decoded picture data
+#define PDECBUF_UD a0.2 // Pointer to decoded picture data in DWORD unit
+
+// ----------- R63 is reserved for global variables ------------
+//
+// Note: Don't program it with values other than what are defined here.
+
+#define G_REG r63
+
+#define RETURN_REG G_REG.0 // Return pointer for all sub-routine calls (type DWORD)
+#define RETURN_REG1 G_REG.1 // Return pointer for second-level calls
+
+#define I_ORIX G_REG.13 // :uw, H. origin of the macroblock in pixel unit, don't overwrite in-line data
+#define I_ORIY G_REG.14 // :uw, V. origin of the macroblock in pixel unit, don't overwrite in-line data
+
+// Macros
+//
+// Note: For macros that require multiple line expansion, insert "\n" at the end of each line.
+//
+#define GRF(reg) r##reg
+#ifdef DEV_ILK
+#define END_THREAD send (8) NULLREG MSGHDR r0:ud TS_EOT EOTMSGDSC
+#else
+#define END_THREAD send (8) NULLREG MSGHDR r0:ud EOTMSGDSC
+#endif // DEV_ILK
+
+#define CALL(subFunc, skipInst) add (1) RETURN_REG<1>:ud ip:ud (1+skipInst)*INST_SIZE \n\
+ jmpi (1) subFunc
+
+#define CALL_1(subFunc, skipInst) add (1) RETURN_REG1<1>:ud ip:ud (1+skipInst)*INST_SIZE \n\
+ jmpi (1) subFunc
+
+#define RETURN mov (1) ip:ud RETURN_REG<0;1,0>:ud // Return to calling module
+#define RETURN_1 mov (1) ip:ud RETURN_REG1<0;1,0>:ud // Return to second-level calling module
+ // To support iterative calling
+#ifdef SW_SCOREBOARD
+
+#ifdef DEV_CTG_A
+ #define LEADING_THREAD 1 // For CTG A, no SRT is needed. Only PRT is necessary
+#else
+ #define LEADING_THREAD 0 // For CTG B0 and beyond, PRT doesn't take into debug count
+ #define DOUBLE_SB // Scoreboard size needs to be doubled
+#endif
+
+#ifdef DOUBLE_SB // Scoreboard size needs to be doubled
+ #define SB_MASK 0x1ff // Scoreboard wrap-around mask (for 512 entries)
+#else
+ #define SB_MASK 0xff // Scoreboard wrap-around mask (for 256 entries)
+#endif // defined(DOUBLE_SB)
+
+// Scoreboard related definitions
+
+#define TEMPX r50
+#define TEMPY r51
+#define DELTA r52
+
+#define M05_STORE r0.13 // :uw, reuse r0.6:ud upper-word to store M0.5 header information for scoreboard
+
+
+#endif // SW_SCOREBOARD
+
+// End of header.inc
+
+#endif // !defined(__HEADER__)
+
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