LinuxBIOS and 4G+ memory
Eric W. Biederman
ebiederman at lnxi.com
Thu Nov 20 22:18:01 CET 2003
Stefan Reinauer <stepan at suse.de> writes:
> Hi,
>
> does LinuxBIOS on Opteron cleanly handle 4+G of memory? I have a machine
> with 4G here for the first time, but I seem to end up with some of the
> memory missing.
>
> [..]
> totalram: 3840M
>
> How would Linux clear ECC memory >4G in this case? using PAE? Long mode
> is not available yet..
Read the code it is handled for the Opteron. We currently make the memory
hole for pci devices overly large but otherwise everything works well.
Eric
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