[1]沈 玮,于晓华,董 磊.VxWorks操作系统中Cache的配置和编程方法[J].南京理工大学学报(自然科学版),2006,(06):755-759.
 SHEN We i,YU X iao-hua,DONG Le i.Configuration and Coding of Cache in VxWorks Operating System[J].Journal of Nanjing University of Science and Technology,2006,(06):755-759.
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VxWorks操作系统中Cache的配置和编程方法
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《南京理工大学学报》(自然科学版)[ISSN:1005-9830/CN:32-1397/N]

卷:
期数:
2006年06期
页码:
755-759
栏目:
出版日期:
2006-12-30

文章信息/Info

Title:
Configuration and Coding of Cache in VxWorks Operating System
作者:
沈 玮1 于晓华1 董 磊2
1. 中国电子科技集团公司第51研究所, 上海201802; 2. 上海奥索汉泰电子科技有限公司, 上海201106
Author(s):
SHEN We i1 YU X iao-hua1 DONG Le i2
1.No.51 Research Institute,China Electronics Technology Group Corporation,Shanghai 201802,China;2.Shanghai AllsoTech Electronic Co.,Ltd,Shanghai 201106,China
关键词:
VxW orks操作系统 高速缓冲存储器 直接存储器存取
Keywords:
Vx works OS cache DMA
分类号:
TP316.2
摘要:
该文提出了一种合理地应用Cache的方法,以解决VxW orks环境下操作系统的启动速度慢和应用程序运行效率低的问题。在启动过程中,通过修改配置文件来合理地打开代码Cache和数据Cache,加快操作系统的启动速度;在应用程序开发过程中,通过使用不同的Cache编程方法,提高应用程序的运行效率。实例分析给出了具体应用的实现方法。
Abstract:
Th is article proposes an effect ive Cache usage schem e in order to resolve the problems o f slow operating system initialization process and inefficient app lication softw are execution in the Vx- W orks env ironm en.t To reduce the operat ion system. s in it ialization t ime, the proposed scheme ut il-i zes con figuration file mod ifications to open the code and data Cache efficient ly at the starting process. To improve the execut ion efficiency of the app lication softw ares, the proposed scheme ut il-i zes various Cache prog ramm ing stra teg ies at the so ftw are developmen t stage. Th is artic le a lso presents implementationm ethodolog ies in rea l applicat ion scenarios through case studies.

参考文献/References:

[ 1] W ind R iver System s, Inc. Tornado BSP tra in ingw orkshop [ Z ]. C aliforn ia: W ind R iver System s, Inc, 1998.
[ 2] W ind R iver System s, Inc. VxW o rks reference m anua l 5. 4 ed ition 1 [ Z]. Ca lifornia: W ind R ive r System s, Inc, 1999.
[ 3] W ind R iver System s, Inc. VxW orks 5. 5 BSP developer. s guide[ Z]. C alifo rn ia: W ind R iver System s, Inc, 2002.
[ 4] W ind R iver System s, Inc. VxWo rks for pentium ach-i tecture supp lem ent 5. 5[ Z]. Ca lifo rnia: W ind R iver System s, Inc, 2003.
[ 5] W ind River System s, Inc. Dev ice driv er tra in w orkshop [ Z ]. Ca lifo rn ia: W ind River System s, Inc, 1999.

备注/Memo

备注/Memo:
作者简介: 沈玮( 1972- ), 男, 浙江镇海人, 工程师, 主要研究方向: 无源定位及有源干扰, E-m a il:shenwei_em ai@l163. com。
更新日期/Last Update: 2006-12-30