This is the mail archive of the crossgcc@cygnus.com mailing list for the crossgcc project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]

Re: 680x0 MMU question


> I'm using RTEMS on the Motorola MVME16x (68040) boards, and I'm 
> writing an IndustryPack driver.  I need to access the IP's onboard
> memory space, but first I have to set up the MMU to decode those
> addresses in the CPU's memory map.  Does anybody out there have 
> any examples or hints about that?

Replying to myself...Joel Sherrill of OARcorp pointed out the page
table initialization in the MVME162 BSP for RTEMS, which looks like 
it will do what I need with a little tweaking.

If anybody has or can point me to a HOWTO/FAQ/tutorial on 68551/MMU
programming, I'd still appreciate it.

Thanks,
Tom