Memory optimizations for time predictable embedded software

... MEMORY OPTIMIZATIONS FOR TIME- PREDICTABLE EMBEDDED SOFTWARE VIVY SUHENDRA (B.Comp.(Hons.), NUS) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY ... evaluates memory optimization techniques to improve the worst-case performance while preserving timing predictability of real -time embedded software The first issue we discuss is time- predictable ... tackles th...

Ngày tải lên: 14/09/2015, 08:44

... presented a meta-model and UML profile for requirements management of software and embedded systems We have shown well-defined reasons behind the meta-model concepts and imported the UML profile in ... proposals for proprietary requirements management templates and processes, such as [13, 14] 3.2 Meta-Models and UML Profiles for Requirements Manageme...

Ngày tải lên: 21/06/2014, 05:20

... between resource management algorithms and middleware platforms and improve flexibility (iii) Design of a framework determines its performance and applicability The design of key modules and entities ... analyze, and implement centralized adaptive resource management algorithms that manage an entire system than it is to design, analyze, and implement decent...

Ngày tải lên: 22/06/2014, 00:20

... following work (i) Automatic allocation of line buffers and frame buffers for embedded block RAMs and external RAMs, respectively (ii) Automatic address generation and interfaces for the two memory hierarchies ... width of the GMO, nlines is the number of required memory objects for an operator, and w p is the bit width representing a pixel The length of the GM...

Ngày tải lên: 22/06/2014, 22:20

... the application model to the architecture/platform model, such that the mapped model can be validated and analyzed And third how to validation and performance analysis for the mapped application ... input metamodel language and creates an abstract syntax tree In addition, it has a back end that translates the metamodel specification into the executable SystemC languag...

Ngày tải lên: 11/09/2015, 09:11

... cache locking for improving the timing predictability for hard real-time systems and the average-case performance of general embedded systems 3.3.1 Hard Real-time Systems Instruction cache locking ... most existing cache locking techniques are proposed for improving the predictability of hard real-time systems Using cache locking for improving the performance of ge...

Ngày tải lên: 11/09/2015, 10:02

... account for cache behaviors and the WCET Next, they perform pipeline analysis by using the cache category information This work consists of two steps First, they perform pipeline analysis for loop ... information is used We will discuss them in the related work 1.3 Contributions In this thesis, we study microarchitecture modeling for WCET analysis Our goal is to develop a fr...

Ngày tải lên: 16/09/2015, 08:31

... scientific software and especially the new field of personal supercomputing A PARALLEL IMPLEMENTATION ON MODERN HARDWARE FOR GEO-ELECTRICAL TOMOGRAPHICAL SOFTWARE NGUYỄN HOÀNG VŨ A PARALLEL IMPLEMENTATION ... Instruction-Level Parallel (Fined-Grained Control Parallelism) • Process-Level Parallel (Coarse-Grained Control Parallelism) • Data Parallel (Data Paral...

Ngày tải lên: 23/11/2012, 15:03

... Software Design & Development Day - Definitions and Overview Day - Software Design Software Development Day - Definitions & Overview Definitions What is software ? What is software design ... What is software development ? What is a CASE tool ? Day - Definitions & Overview Definitions Software development life-cycle Software development process Softw...

Ngày tải lên: 15/10/2013, 23:13

... kernels) Tương lai PMN • Phần mềm nhúng chiếm phần lớn thị trường phần mềm giới, có tốc tăng trưởng cực cao Càng nhiều thiết bị đời cần đến phần mềm nhúng • Thị trường phần mềm nhúng giới có tốc ... với bảo mật sản phẩm tốt Một số ví dụ phần mềm nhúng Phần mềm điều khiển mạch LED Robot NASA Công cụ phát triển Tương tự sản phẩm phần mềm khác, phần mềm hệ thốn...

Ngày tải lên: 07/03/2014, 09:20

... written in another programming language, to be accessible to Java applications This paper exposes some experiences in developing embedded software using JNI technology We present a structure for embedded ... implemented in the Java programming language Behind the scenes, however, native methods are implemented in another language and reside in native libraries The JNI...

Ngày tải lên: 14/03/2014, 10:20

... 197 3PID controllers for time- delay systems / GJ Silva, A Datta, S.P Bhattacharyya p cm - (Control engineering) ISBN 0-8176-4266-8 (alk paper) PID controllers- Design and construction Time delay systems ... 12.3 Discrete -Time Systems 12.4 Algorithm for Continuous -Time First-Order Systems with Time Delay 12.4.1 Open-Loop Stable Plant 12.4.2 Open-Loop Unstable...

Ngày tải lên: 01/04/2014, 11:08

... 0x6 a85030 [ 0x6 a85034] 0x7 608100 NSArrayI [ 0x6 a85038] 0x7 609a60 NSCFData [ 0x6 a8503c] ################ POOL 0x6 a8503c [ 0x6 a85040] 0x8 808df0 NSCFDictionary [ 0x6 a85044] 0x7 60ab50 NSConcreteValue [ 0x6 a85048] ... [ 0x6 a85048] 0x7 60afe0 NSConcreteValue [ 0x6 a8504c] 0x7 60b280 NSConcreteValue [ 0x6 a85050] 0x7 60b2f0 NSCFNumber [ 0x6 a851a8] ################ POOL 0x6 a851a8 [ 0x6...

Ngày tải lên: 24/04/2014, 10:04