517 	length = segment.fLength;  in segmentOp()
848 		length = fMDSummary.fLength;  in prepare()
917 			mapArgs.fLength = state->fPreparedLength;  in prepare()
930 			    && (mapArgs.fAllocLength != mapArgs.fLength)) {  in prepare()
946 					assert(mapArgs.fAllocLength > mapArgs.fLength);  in prepare()
965 						segLen = walkArgs->fLength;  in prepare()
1007 						segLen = walkArgs->fLength;  in prepare()
1198 	UInt64   length  = min(segment.fLength, context->remaining);  in transferSegment()
1345 			state->fLength = memLength - offset;  in genIOVMSegments()
1405 					state->fLength   = length;  in genIOVMSegments()
1433 				for (checkOffset = 0; checkOffset < state->fLength;) {  in genIOVMSegments()
1442 						    state->fIOVMAddr + checkOffset, mapperPhys, phys, state->fLength);  in genIOVMSegments()
1450 				assert(state->fLength);  in genIOVMSegments()
1451 				if (curSegValid && ((curSeg.fIOVMAddr + curSeg.fLength) == state->fIOVMAddr)) {  in genIOVMSegments()
1452 					UInt64 length = state->fLength;  in genIOVMSegments()
1454 					curSeg.fLength  += length;  in genIOVMSegments()
1458 				internalState->fIOVMAddrValid = state->fIOVMAddr = state->fLength = 0; // At end  in genIOVMSegments()
1466 			UInt64 length                 = state->fLength;  in genIOVMSegments()
1469 			curSeg.fLength                = length;  in genIOVMSegments()
1476 			if ((kWalkClient & op) && (curSeg.fIOVMAddr + curSeg.fLength - 1) > maxPhys) {  in genIOVMSegments()
1485 					DEBG("trunc %qx, %qx-> %qx\n", curSeg.fIOVMAddr, curSeg.fLength, newLength);  in genIOVMSegments()
1486 					remain           = curSeg.fLength - newLength;  in genIOVMSegments()
1489 					curSeg.fLength   = newLength;  in genIOVMSegments()
1490 					state->fLength   = remain;  in genIOVMSegments()
1498 					DEBG("sparse switch %qx, %qx ", addr, curSeg.fLength);  in genIOVMSegments()
1519 					if (newLength < curSeg.fLength) {  in genIOVMSegments()
1520 						remain           = curSeg.fLength - newLength;  in genIOVMSegments()
1523 						curSeg.fLength   = newLength;  in genIOVMSegments()
1524 						state->fLength   = remain;  in genIOVMSegments()
1527 					DEBG("-> %qx, %qx offset %qx\n", curSeg.fIOVMAddr, curSeg.fLength, offset);  in genIOVMSegments()
1535 			if (curSeg.fLength > fMaxSegmentSize) {  in genIOVMSegments()
1536 				leftover      += curSeg.fLength - fMaxSegmentSize;  in genIOVMSegments()
1537 				curSeg.fLength = fMaxSegmentSize;  in genIOVMSegments()
1538 				state->fIOVMAddr = curSeg.fLength + curSeg.fIOVMAddr;  in genIOVMSegments()
1544 			reduce = (curSeg.fLength & fAlignMaskLength);  in genIOVMSegments()
1545 			if (reduce && (curSeg.fLength > reduce)) {  in genIOVMSegments()
1547 				curSeg.fLength -= reduce;  in genIOVMSegments()
1548 				state->fIOVMAddr = curSeg.fLength + curSeg.fIOVMAddr;  in genIOVMSegments()
1555 			if (reduce && (curSeg.fLength > reduce)) {  in genIOVMSegments()
1557 				curSeg.fLength -= reduce;  in genIOVMSegments()
1558 				state->fIOVMAddr = curSeg.fLength + curSeg.fIOVMAddr;  in genIOVMSegments()
1565 				    curSeg.fIOVMAddr, curSeg.fLength);  in genIOVMSegments()
1566 				state->fLength   = leftover;  in genIOVMSegments()
1580 					misaligned |= (0 != (mask &  curSeg.fLength));  in genIOVMSegments()
1584 						DEBG("cursor misaligned %qx:%qx\n", curSeg.fIOVMAddr, curSeg.fLength);  in genIOVMSegments()
1593 				curSeg.fLength   -= (offset - memLength);  in genIOVMSegments()
1595 				internalState->fIOVMAddrValid = state->fIOVMAddr = state->fLength = 0; // At end  in genIOVMSegments()
1606 				IOLog("DMA[%p] outseg 0x%qx, 0x%qx\n", this, curSeg.fIOVMAddr, curSeg.fLength);  in genIOVMSegments()
1620 			IOLog("DMA[%p] outseg 0x%qx, 0x%qx\n", this, curSeg.fIOVMAddr, curSeg.fLength);  in genIOVMSegments()
1643 	    && ((segment.fIOVMAddr + segment.fLength - 1) >> target->fNumAddressBits)  in clientOutputSegment()
1645 		DEBG("kIOReturnMessageTooLarge(fNumAddressBits) %qx, %qx\n", segment.fIOVMAddr, segment.fLength);  in clientOutputSegment()
1650 		DEBG("kIOReturnMessageTooLarge(fOutSeg) %qx, %qx\n", segment.fIOVMAddr, segment.fLength);  in clientOutputSegment()
1673 	base[outSegIndex].fLength   = (UInt32) segment.fLength;  in OutputHost32()
1684 	OSWriteBigInt32(vSegList, offLen, (UInt32) segment.fLength);  in OutputBig32()
1695 	OSWriteLittleInt32(vSegList, offLen, (UInt32) segment.fLength);  in OutputLittle32()
1715 	OSWriteBigInt64(vSegList, offLen, (UInt64) segment.fLength);  in OutputBig64()
1726 	OSWriteLittleInt64(vSegList, offLen, (UInt64) segment.fLength);  in OutputLittle64()