What are the default VMA maps for linux on PPC32?

2009-01-25 Thread Matthew Clark
Is there a good source that lists the standard virtual address mappings of the various components of linux? I know the kernel starts at 0xC000_ and user apps start at 0x1000_, but things like shared objects are much less clear. For example, the smap entry for my ntpd process shows two

Unable to set cache write-thru on 7447A

2008-03-04 Thread Matthew Clark
I'm trying to run my 2.6.14 Gentoo distro on a 7447A system I have with different cache configurations (ie, write back vs write thru) for both the kernel, system apps (sshd, etc) and user apps. I first wanted to run entirely in Write-Thru to get a worst-case benchmark, but after discovering (to my