| 0,0 → 1,46 |
|---|
| /* |
| * 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. |
| * |
| */ |
| //========== Forward message to root thread through gateway ========== |
| |
| // Chroma root kenrel updates luma thread limit. |
| |
| #if defined(_DEBUG) |
| mov (1) EntrySignatureC:w 0x7788:w |
| #endif |
| |
| // Init payload to r0 |
| mov (8) GatewayPayload<1>:ud 0:w { NoDDClr } |
| |
| // Forward a message: |
| // Offset = x relative to r50 (defiend in open gataway), x = ORIX >> 4 [bit 28:16] |
| // Need to shift left 16 |
| |
| mov (1) Offset_Length:ud THREAD_LIMIT_OFFSET:ud { NoDDClr, NoDDChk } |
| |
| // Length = 1 byte, [bit 10:8 = 000] |
| //000 xxxxxxxxxxxxx 00000 000 00000000 ==> 000x xxxx xxxx xxxx 0000 0000 0000 0000 |
| |
| //mov (1) DispatchID:ub r0.20:ub // Dispatch ID |
| |
| // Copy EUid and Thread ID that we received from the PARENT thread |
| mov (1) EUID_TID:uw r0.6:uw { NoDDClr, NoDDChk } |
| |
| mov (1) GatewayPayloadKey:uw 0x1212:uw { NoDDChk } // Key |
| |
| //mov (4) GatewayPayload<1>:ud 0:ud { NoDDClr, NoDDChk } // Init payload low 4 dword |
| |
| // Write back one byte (value = 0xFF) to root thread GRF to indicate this child thread is finished |
| // All lower 4 bytes must be assigned to the same byte value. |
| add (1) Temp1_W:w MaxThreads:uw -OutstandingThreads:uw |
| mov (4) GatewayPayload<1>:ub Temp1_B<0;1,0>:ub |
| |
| send (8) GatewayResponse:ud m0 GatewayPayload<8;8,1>:ud MSG_GW FWDMSGDSC |
| |
| //========== Forward Msg Done ======================================== |
| |