MAX_DLFW_PAGE_SIZE
pageNums = size / MAX_DLFW_PAGE_SIZE;
remainSize = size % MAX_DLFW_PAGE_SIZE;
offset = page * MAX_DLFW_PAGE_SIZE;
ret = _PageWrite(padapter, page, bufferPtr+offset, MAX_DLFW_PAGE_SIZE);
offset = pageNums * MAX_DLFW_PAGE_SIZE;