Hi John, I want to make a block device out of this nvram memory. So, I will need to perform memcpy() operation into this memory. Do I need to add this memory into the vm system, if I need to do operations like memcpy().
On Thu, Oct 30, 2014 at 9:38 PM, John Baldwin <[email protected]> wrote: > On Thursday, October 30, 2014 1:56:00 am Sourish Mazumder wrote: > > I have nvram device in my system. I am able to detect the nvram device > > address by scanning the bios_smap. > > How do I add this new found nvram memory into kernel address space? > > Do you just want to map it so you can get a valid pointer or do you want it > to be treated as normal memory by the VM system (i.e. available for use as > pages in the VM page cache)? > > -- > John Baldwin > -- Sourish Mazumder 9986309755 _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-amd64 To unsubscribe, send any mail to "[email protected]"
