Login

Important information

This site uses cookies to store information on your computer. By continuing to use our site, you consent to our cookies.

ARM websites use two types of cookie: (1) those that enable the site to function and perform as required; and (2) analytical cookies which anonymously track visitors only while using the site. If you are not happy with this use of these cookies please review our Privacy Policy to learn how they can be disabled. By disabling cookies some features of the site will not work.

ARM Community: MPU Cortex-R4 - ARM Community

Jump to content

» 

Quick Links

  Mobile
  Processors
  Social Media
  ARM Powered Products
» 

Community

expand Embedded
expand Multimedia
expand SoC Design
expand Software Enablement
expand Smart Connected Devices
expand Blogs
expand Forums
expand Social Media
expand Find an ARM Partner
Page 1 of 1
  • You cannot start a new topic
  • You cannot reply to this topic

MPU Cortex-R4 Rate Topic: ***-- 1 Votes

#1 User is offline   Bill Johnson 

  • Member
  • Pip
  • Group: Members
  • Posts: 2
  • Joined: 03-April 12

Posted 03 April 2012 - 02:31 PM

I am using a CortexR4 processor. Can the permisions in a memory region be changed without disabling the MPU?


0

#2 User is offline   ttfn 

  • Super Contributor
  • PipPipPipPip
  • Group: Members
  • Posts: 590
  • Joined: 29-September 06

Posted 04 April 2012 - 07:14 AM

Yes. Although you it requires some careful use of barriers. I found this quite useful:

http://infocenter.ar...296a/index.html






This post has been edited by ttfn: 04 April 2012 - 11:23 AM

1

#3 User is offline   MaKro 

  • Member
  • Pip
  • Group: Members
  • Posts: 1
  • Joined: 04-April 12

Posted 04 April 2012 - 09:26 AM

View Postttfn, on 04 April 2012 - 07:14 AM, said:

Yes. Although you it requires some careful use of barriers. I found this quite useful:

http://arminfo.emea....296a/index.html


I'm afraid the link doesn't work.
0

#4 User is offline   ttfn 

  • Super Contributor
  • PipPipPipPip
  • Group: Members
  • Posts: 590
  • Joined: 29-September 06

Posted 04 April 2012 - 11:23 AM

Weird, must have been a copy'n'paste error on my part. I've edited the earlier post with a corrected link
0

#5 User is offline   Bill Johnson 

  • Member
  • Pip
  • Group: Members
  • Posts: 2
  • Joined: 03-April 12

Posted 04 April 2012 - 07:02 PM

Thanks ttfn for the information, that was the info I needed.
0

Share this topic:


Page 1 of 1
  • You cannot start a new topic
  • You cannot reply to this topic