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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5361 | serge | 1 | /* |
| 2 | * Scoreboard update function for decoding kernels |
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| 3 | * Copyright © <2010>, Intel Corporation. |
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| 4 | * |
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| 5 | * This program is licensed under the terms and conditions of the |
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| 6 | * Eclipse Public License (EPL), version 1.0. The full text of the EPL is at |
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| 7 | * http://www.opensource.org/licenses/eclipse-1.0.php. |
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| 8 | * |
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| 9 | */ |
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| 10 | // |
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| 11 | // Module name: scoreboard_update.asm |
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| 12 | // |
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| 13 | // Scoreboard update function for decoding kernels |
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| 14 | // |
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| 15 | // This module is used by decoding kernels to send message to scoreboard to update the |
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| 16 | // "complete" status, thus the dependency of the MB can be cleared. |
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| 17 | // |
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| 18 | // $Revision: 6 $ |
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| 19 | // $Date: 10/16/06 5:19p $ |
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| 20 | // |
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| 21 | mov (8) MSGHDRY1<1>:ud 0x00000000:ud // Initialize message header payload with 0 |
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| 22 | |||
| 23 | // Compose M0.5:ud information |
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| 24 | add (1) MSGHDRY1.10<1>:uw r0.20:ub 0x0200:uw // Message length = 1 DWORD |
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| 25 | and (1) MSGHDRY1.11<1>:uw M05_STORE<0;1,0>:uw SB_MASK*4:uw // Retrieve stored value and wrap around scoreboard |
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| 26 | |||
| 27 | or (1) MSGHDRY1.0<1>:ud M05_STORE<0;1,0>:uw 0xc0000000:ud // Set "Completed" bits |
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| 28 | |||
| 29 | #ifndef BSDRESET_ENABLE |
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| 30 | #ifdef INTER_KERNEL |
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| 31 | mov (1) gREG_WRITE_COMMIT_Y<1>:ud gREG_WRITE_COMMIT_Y<0;1,0>:ud // Make sure Y write is committed |
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| 32 | mov (1) gREG_WRITE_COMMIT_UV<1>:ud gREG_WRITE_COMMIT_UV<0;1,0>:ud // Make sure U/V write is committed |
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| 33 | #else |
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| 34 | mov (1) REG_WRITE_COMMIT_Y<1>:ud REG_WRITE_COMMIT_Y<0;1,0>:ud // Make sure Y write is committed |
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| 35 | mov (1) REG_WRITE_COMMIT_UV<1>:ud REG_WRITE_COMMIT_UV<0;1,0>:ud // Make sure U/V write is committed |
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| 36 | #endif // INTER_KERNEL |
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| 37 | #endif // BSDRESET_ENABLE |
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| 38 | |||
| 39 | send (8) NULLREG MSGHDRY1 null:ud MSG_GW FWDMSGDSC |
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| 40 | |||
| 41 | // End of scoreboard_update |