Lines Matching refs:_length
549 remain = _length;
1498 _length = count;
1613 _length = length;
1742 return _length;
1778 assert(offset <= _length);
1779 assert(offset + length <= _length);
1780 if (offset >= _length) {
1787 remaining = length = min(length, _length - offset);
1824 assert(offset <= _length);
1825 assert(offset + length <= _length);
1829 if ( (kIOMemoryPreparedReadOnly & _flags) || offset >= _length) {
1836 remaining = length = min(length, _length - offset);
1958 bool whole = ((data->fOffset == 0) && (data->fLength == _length));
1965 && ((dataP->fMappedBase + _length) > (1ULL << dataP->fDMAMapNumAddressBits));
2016 data->fLength = _length;
2082 err = md->dmaMap(dataP->fMapper, &mapSpec, 0, _length, &dataP->fMappedBase, NULL);
2087 if (offset >= _length)
2088 return (offset == _length)? kIOReturnOverrun : kIOReturnInternalError;
2200 length = _length;
2284 if (offset >= _length)
2330 state->fLength = _length - offset;
3123 || offset || (length != _length))
3195 performOperation(kIOMemoryClearEncrypted, 0, _length);
3236 performOperation(kIOMemorySetEncrypted, 0, _length);
3319 if ((offset >= _length) || ((offset + length) > _length))
3478 mach_vm_size_t _length )
3493 fLength = _length;
3919 mach_vm_size_t _length = newMapping->fLength;
3937 if( (_offset + _length) > fLength)
3941 if( (fLength == _length) && (!_offset))
3979 IOMemoryMap::getPhysicalSegment( IOByteCount _offset, IOPhysicalLength * _length, IOOptionBits _options)
3981 IOMemoryMap::getPhysicalSegment( IOByteCount _offset, IOPhysicalLength * _length)
3988 address = fMemory->getPhysicalSegment( fOffset + _offset, _length, _options );
3990 address = fMemory->getPhysicalSegment( fOffset + _offset, _length );