Does kexec surpoort powerpc e500 core?
albert_herranz at yahoo.es
Sun Jun 28 11:25:13 EDT 2009
--- El dom, 28/6/09, wilbur.chan <wilbur512 at gmail.com> escribió:
> However, PowerPC e500 does not allow users to turn
> off the MMU, so we
> can not used physical address directly in our code.
> My question is : how to implement kexec in e500 ,
> which can not turn off MMU?
If you cannot turn off the mmu, you can create a 1:1 mapping instead.
You'll need to special case that processor whenever the MMU is currently turned on/off on the kexec reboot path.
More information about the kexec