ACPI support - Freebsd 10 on Sony Vaio VPCCA3C5E

[Ian Smith]

On Mon, 21 Jul 2014 12:30:23 -0400, John Baldwin wrote:
 > On Thursday 17 July 2014 03:16:10 Ian Smith wrote:
 > > On Wed, 16 Jul 2014 09:26:08 -0400, Anthony Jenkins wrote:
 > >  > On 07/16/2014 01:32, Daniele Mazzotti wrote:
 > >  >> Hi guys, thanks again for the support, but I am leaving for a
 > >  >> businesses trip and I will be forced to put this debug thing on hold
 > >  >> for a while. I will be back on track next week.
 > >  > 
 > >  > Bah... really wanted to figure out the patch problem.  I suspect the
 > >  > file picked up some corruption somewhere between the email and your
 > >  > FreeBSD filesystem.  Your OS version has the same revision of that
 > >  > source file as mine, so it should apply cleanly.  If you feel like
 > >  > tinkering with it in your free time, I've posted the patch here:
 > >  > http://pastebin.com/P0B44u0c
 > >  > 
 > >  > Good luck,
 > >  > Anthony
 > > 
 > > Either by show raw and save, or by download, the patch has ^M lineends.
 > > 
 > > Interesting, but I can't see atrtc.c being the right sort of place for
 > > this, seems way out of scope.  Couldn't you include its headers and use
 > > functions rtcin() and writertc() from elsewhere in kernel, perhaps a
 > > module living in the same hierarchy as acpi_ibm, acpi_asus and such,
 > > that one could build and kldload if useful on a certain machine/s?
 > 
 > I disagree, I think this is exactly the right place to do it.  The CMOS access
 > on x86 boxes is going to be via the RTC, and the folks from Intel even 
 > indicated that the proper place to put the CMOS region handler is in the 
 > driver that claims the RTC PNP ID.  The only pending question I was aware of 
 > is that Anthony had asked the Intel guys a question about a return code, but 
 > that barring that the patch was ready to go into the tree (and should probably 
 > go in soon so it can make 10.1).

I agree :)  Yes, as noted I was well under-researched, was myself out of 
scope, and missed the basis of this entirely.  I'm glad it's going ahead 
despite my distractions ..

cheers, Ian