Date: Wed, 27 Sep 2006 17:12:46 -0400 From: Bill Moran <wmoran@collaborativefusion.com> To: freebsd-stable@freebsd.org Subject: Re: Intel se7230NH1-E, 6gb memory not working on FreeBSD 6.0 Message-ID: <20060927171246.18706a5a.wmoran@collaborativefusion.com> In-Reply-To: <20060927210746.GA26374@icarus.home.lan> References: <26865.207.47.2.114.1159390739.squirrel@207.47.2.114> <20060927210746.GA26374@icarus.home.lan>
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In response to Jeremy Chadwick <freebsd@jdc.parodius.com>: > On Wed, Sep 27, 2006 at 01:58:59PM -0700, mailinglists@net-virtual.com wrote: > > I am having a very hard time getting an Intel se7230NH1-E motherboard with > > 6gb of memory to work. I keep getting two messages about "Too many holes > > in the physical address space, giving up". > > > > I'm not sure what the BIOS is (it seems to be OEMed to Intel), but with > > the menu structure I'd have to throw a dart at AMI BIOS. > > > > I've scanned the newsgroups/message boards for issues surrounding this and > > most suggest that there is a BIOS setting that can be tweaked to make > > things come together. However, I just don't see any of those options - > > the only thing there with respect to memory involves memory timing. > > > > Other posts have talked about unlocking "hidden menus" in the BIOS (I'll > > save my tirade on hiding BIOS menu options for another day - but whoever > > did this should be ashamed of yourself). Alas, none of these have given > > me any luck. > > > > So, with that in mind... Anyone have any ideas on how I can get this to > > recognize the 6gb of memory we have installed on the motherboard? > > Based on what I understand of Intel x86 architecture, to address more > than 4GB of memory space, you have to use Intel's PAE feature. I > don't think the FreeBSD kernels are built with PAE enabled. This > might explain why the kernel states there's too many memory holes. > > I'd recommend either 1) disabling PAE (Physical Address Extensions) > in the BIOS if possible, or 2) removing some RAM from the system, > getting FreeBSD installed + upgraded to 6.2, building a kernel that > has PAE enabled and then putting the extra RAM back in. > > Any other administrators have tips/comments? I have no idea if the problem is related to PAE, but have you tried booting an amd64 kernel on the system? -- Bill Moran Collaborative Fusion Inc.
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