| Line 84... |
Line 84... |
`define CU_DONE 48
|
`define CU_DONE 48
|
`define CU_WAIT_FOR_RENDER_ENABLE 49
|
`define CU_WAIT_FOR_RENDER_ENABLE 49
|
`define CU_ACK_TCC 50
|
`define CU_ACK_TCC 50
|
`define CU_WAIT_FOR_HOST_DATA_AVAILABLE 51
|
`define CU_WAIT_FOR_HOST_DATA_AVAILABLE 51
|
`define CU_WAIT_FOR_HOST_DATA_ACK 52
|
`define CU_WAIT_FOR_HOST_DATA_ACK 52
|
|
`define CU_COMMIT_PIXEL_RESULT 53
|
//--------------------------------------------------------------
|
//--------------------------------------------------------------
|
module ControlUnit
|
module ControlUnit
|
(
|
(
|
|
|
input wire Clock,
|
input wire Clock,
|
| Line 568... |
Line 569... |
oDone = 0;
|
oDone = 0;
|
oResultCommited = 0;
|
oResultCommited = 0;
|
//oIncCurrentPitch = 0;
|
//oIncCurrentPitch = 0;
|
|
|
if ( iRenderEnable)
|
if ( iRenderEnable)
|
NextState = `CU_TRIGGER_RGU;
|
NextState = `CU_WAIT_FOR_HOST_DATA_AVAILABLE;//`CU_TRIGGER_RGU;
|
else
|
else
|
NextState = `CU_WAIT_FOR_RENDER_ENABLE;
|
NextState = `CU_WAIT_FOR_RENDER_ENABLE;
|
end
|
end
|
//-----------------------------------------
|
//-----------------------------------------
|
`CU_TRIGGER_RGU:
|
/*
|
begin
|
`CU_TRIGGER_RGU:
|
|
begin
|
`ifdef DEBUG_CU
|
|
$display("CORE: %d CU_TRIGGER_RGU", iDebug_CoreID);
|
|
`endif
|
|
|
|
|
|
//oRamBusOwner = `REG_BUS_OWNED_BY_UCODE;
|
|
oCodeInstructioPointer = `ENTRYPOINT_INDEX_RGU;
|
|
oGFUEnable = 0;
|
|
oUCodeEnable = 1; //*
|
|
oIOWritePixel = 0;
|
|
rResetHitFlop = 0;
|
|
rHitFlopEnable = 0;
|
|
oTriggerTFF = 0;
|
|
oSetCurrentPitch = 0;
|
|
oFlipMemEnabled = 0;
|
|
oFlipMem = 0;
|
|
oDone = 0;
|
|
oResultCommited = 0;
|
|
//oIncCurrentPitch = 0;
|
|
|
|
NextState = `CU_WAIT_FOR_RGU;
|
|
end
|
|
//-----------------------------------------
|
|
`CU_WAIT_FOR_RGU:
|
|
begin
|
|
|
|
// `ifdef DEBUG_CU
|
|
// $display("%d Control: CU_WAIT_FOR_RGU\n",$time);
|
|
// `endif
|
|
|
|
//oRamBusOwner = `REG_BUS_OWNED_BY_UCODE;
|
|
oCodeInstructioPointer = 0;
|
|
oGFUEnable = 0;
|
|
oUCodeEnable = 0;
|
|
oIOWritePixel = 0;
|
|
rResetHitFlop = 0;
|
|
rHitFlopEnable = 0;
|
|
oTriggerTFF = 0;
|
|
oSetCurrentPitch = 0;
|
|
oFlipMemEnabled = 0;
|
|
oFlipMem = 0;
|
|
oDone = 0;
|
|
oResultCommited = 0;
|
|
//oIncCurrentPitch = 0;
|
|
|
|
if ( iUCodeDone )
|
|
NextState = `CU_ACK_RGU;
|
|
else
|
|
NextState = `CU_WAIT_FOR_RGU;
|
|
end
|
|
//-----------------------------------------
|
|
`CU_ACK_RGU:
|
|
begin
|
|
|
|
`ifdef DEBUG_CU
|
|
$display("CORE: %d CU_ACK_RGU", iDebug_CoreID);
|
|
`endif
|
|
//oRamBusOwner = `REG_BUS_OWNED_BY_UCODE;
|
|
oCodeInstructioPointer = 0;
|
|
oGFUEnable = 0;
|
|
oUCodeEnable = 0; //*
|
|
oIOWritePixel = 0;
|
|
rResetHitFlop = 0;
|
|
rHitFlopEnable = 0;
|
|
oTriggerTFF = 0;
|
|
oSetCurrentPitch = 0;
|
|
oFlipMemEnabled = 1;
|
|
oFlipMem = 0;
|
|
oDone = 0;
|
|
oResultCommited = 0;
|
|
//oIncCurrentPitch = 0;
|
|
|
|
if ( iUCodeDone == 0 & iRenderEnable == 1)
|
`ifdef DEBUG_CU
|
NextState = `CU_WAIT_FOR_HOST_DATA_AVAILABLE;//`CU_TRIGGER_GEO;///////////// GET RID OF GEO!!!
|
$display("CORE: %d CU_TRIGGER_RGU", iDebug_CoreID);
|
else
|
`endif
|
NextState = `CU_ACK_RGU;
|
|
|
|
|
//oRamBusOwner = `REG_BUS_OWNED_BY_UCODE;
|
|
oCodeInstructioPointer = `ENTRYPOINT_INDEX_RGU;
|
|
oGFUEnable = 0;
|
|
oUCodeEnable = 1;
|
|
oIOWritePixel = 0;
|
|
rResetHitFlop = 0;
|
|
rHitFlopEnable = 0;
|
|
oTriggerTFF = 0;
|
|
oSetCurrentPitch = 0;
|
|
oFlipMemEnabled = 0;
|
|
oFlipMem = 0;
|
|
oDone = 0;
|
|
oResultCommited = 0;
|
|
//oIncCurrentPitch = 0;
|
|
|
|
NextState = `CU_WAIT_FOR_RGU;
|
|
end
|
|
//-----------------------------------------
|
|
`CU_WAIT_FOR_RGU:
|
|
begin
|
|
|
|
// `ifdef DEBUG_CU
|
|
// $display("%d Control: CU_WAIT_FOR_RGU\n",$time);
|
|
// `endif
|
|
|
|
//oRamBusOwner = `REG_BUS_OWNED_BY_UCODE;
|
|
oCodeInstructioPointer = 0;
|
|
oGFUEnable = 0;
|
|
oUCodeEnable = 0;
|
|
oIOWritePixel = 0;
|
|
rResetHitFlop = 0;
|
|
rHitFlopEnable = 0;
|
|
oTriggerTFF = 0;
|
|
oSetCurrentPitch = 0;
|
|
oFlipMemEnabled = 0;
|
|
oFlipMem = 0;
|
|
oDone = 0;
|
|
oResultCommited = 0;
|
|
//oIncCurrentPitch = 0;
|
|
|
|
if ( iUCodeDone )
|
|
NextState = `CU_ACK_RGU;
|
|
else
|
|
NextState = `CU_WAIT_FOR_RGU;
|
|
end
|
|
//-----------------------------------------
|
|
`CU_ACK_RGU:
|
|
begin
|
|
|
|
`ifdef DEBUG_CU
|
|
$display("CORE: %d CU_ACK_RGU", iDebug_CoreID);
|
|
`endif
|
|
//oRamBusOwner = `REG_BUS_OWNED_BY_UCODE;
|
|
oCodeInstructioPointer = 0;
|
|
oGFUEnable = 0;
|
|
oUCodeEnable = 0;
|
|
oIOWritePixel = 0;
|
|
rResetHitFlop = 0;
|
|
rHitFlopEnable = 0;
|
|
oTriggerTFF = 0;
|
|
oSetCurrentPitch = 0;
|
|
oFlipMemEnabled = 1;
|
|
oFlipMem = 0;
|
|
oDone = 0;
|
|
oResultCommited = 0;
|
|
//oIncCurrentPitch = 0;
|
|
|
|
if ( iUCodeDone == 0 & iRenderEnable == 1)
|
|
NextState = `CU_WAIT_FOR_HOST_DATA_AVAILABLE;//`CU_TRIGGER_GEO;///////////// GET RID OF GEO!!!
|
|
else
|
|
NextState = `CU_ACK_RGU;
|
|
|
end
|
end
|
|
*/
|
//-----------------------------------------
|
//-----------------------------------------
|
`CU_TRIGGER_TCC:
|
`CU_TRIGGER_TCC:
|
begin
|
begin
|
////$display("CU_TRIGGER_TCC");
|
////$display("CU_TRIGGER_TCC");
|
`ifdef DEBUG_CU
|
`ifdef DEBUG_CU
|
| Line 937... |
Line 940... |
oDone = 0;
|
oDone = 0;
|
oResultCommited = 0;
|
oResultCommited = 0;
|
//oIncCurrentPitch = 0;
|
//oIncCurrentPitch = 0;
|
|
|
// $stop();
|
// $stop();
|
|
/*
|
if ( iUCodeDone == 1'b0 & iSceneTraverseComplete == 1'b1)
|
if ( iUCodeDone == 1'b0 & iSceneTraverseComplete == 1'b1)
|
NextState = `CU_CHECK_HIT;
|
NextState = `CU_CHECK_HIT;
|
else if ( iUCodeDone == 1'b0 & iSceneTraverseComplete == 1'b0) //ERROR!!! What if iSceneTraverseComplete will become 1 a cycle after this??
|
else if ( iUCodeDone == 1'b0 & iSceneTraverseComplete == 1'b0) //ERROR!!! What if iSceneTraverseComplete will become 1 a cycle after this??
|
NextState = `CU_WAIT_FOR_HOST_DATA_ACK;//`CU_WAIT_FOR_HOST_DATA_AVAILABLE;
|
NextState = `CU_WAIT_FOR_HOST_DATA_ACK;//`CU_WAIT_FOR_HOST_DATA_AVAILABLE;
|
|
else
|
|
NextState = `CU_ACK_MAIN;
|
|
*/
|
|
if (iUCodeDone == 1'b0 && iUCodeReturnValue == 0)
|
|
NextState = `CU_WAIT_FOR_HOST_DATA_AVAILABLE;
|
|
else if (iUCodeDone == 1'b0 && iUCodeReturnValue == 1)
|
|
NextState = `CU_COMMIT_PIXEL_RESULT;
|
else
|
else
|
NextState = `CU_ACK_MAIN;
|
NextState = `CU_ACK_MAIN;
|
|
|
|
end
|
|
//-----------------------------------------
|
|
`CU_COMMIT_PIXEL_RESULT:
|
|
begin
|
|
oCodeInstructioPointer = 0;
|
|
oUCodeEnable = 0;
|
|
oGFUEnable = 0;
|
|
oIOWritePixel = 0;
|
|
rResetHitFlop = 0;
|
|
rHitFlopEnable = 0;
|
|
oTriggerTFF = 0;
|
|
oSetCurrentPitch = 0;
|
|
oFlipMemEnabled = 0;
|
|
oFlipMem = 0;
|
|
oDone = 0;
|
|
oResultCommited = 1;
|
|
|
|
|
|
NextState = `CU_WAIT_FOR_HOST_DATA_AVAILABLE;
|
end
|
end
|
//-----------------------------------------
|
//-----------------------------------------
|
|
|
`CU_WAIT_FOR_PSU:
|
`CU_WAIT_FOR_PSU:
|
begin
|
begin
|
|
|
// `ifdef DEBUG_CU
|
// `ifdef DEBUG_CU
|
// $display("%d Control: CU_TRIGGER_PSU\n",$time);
|
// $display("%d Control: CU_TRIGGER_PSU\n",$time);
|
| Line 1085... |
Line 1113... |
oDone = 0;
|
oDone = 0;
|
oResultCommited = 0;
|
oResultCommited = 0;
|
//oIncCurrentPitch = 0;
|
//oIncCurrentPitch = 0;
|
|
|
if ( iUCodeDone == 0 && iUCodeReturnValue == 1)
|
if ( iUCodeDone == 0 && iUCodeReturnValue == 1)
|
NextState = `CU_TRIGGER_RGU;
|
NextState = `CU_WAIT_FOR_HOST_DATA_AVAILABLE;//`CU_TRIGGER_RGU;
|
else if (iUCodeDone == 0 && iUCodeReturnValue == 0)
|
else if (iUCodeDone == 0 && iUCodeReturnValue == 0)
|
NextState = `CU_DONE;
|
NextState = `CU_DONE;
|
else
|
else
|
NextState = `CU_ACK_NPU;
|
NextState = `CU_ACK_NPU;
|
|
|
