Re: [Qemu-devel] "Using Python to investigate EFI and ACPI"

[Moore, Robert]

> -----Original Message-----
> From: Laszlo Ersek [mailto:address@hidden
> Sent: Thursday, September 03, 2015 9:17 AM
> To: Moore, Robert; Josh Triplett
> Cc: edk2-devel-01; qemu devel list; Michael Tsirkin; Igor Mammedov; Marcel
> Apfelbaum; Paolo Bonzini; Shannon Zhao; Smith, Jonathan D; Jake Edge
> Subject: Re: "Using Python to investigate EFI and ACPI"
> 
> On 09/03/15 17:57, Moore, Robert wrote:
> >
> >
> >> -----Original Message-----
> >> From: Laszlo Ersek [mailto:address@hidden
> >> Sent: Thursday, September 03, 2015 8:54 AM
> >> To: Josh Triplett
> >> Cc: edk2-devel-01; qemu devel list; Michael Tsirkin; Igor Mammedov;
> >> Marcel Apfelbaum; Paolo Bonzini; Shannon Zhao; Moore, Robert; Smith,
> >> Jonathan D; Jake Edge
> >> Subject: Re: "Using Python to investigate EFI and ACPI"
> >>
> >> Another question: when you execute an AML method that does, say, IO
> >> port access, does the AML interpreter of ACPICA actually *perform*
> >> that IO port access? Because, the one that is embedded in Linux
> >> obviously does, and the one that is embedded in the userspace ACPICA
> >> command line utility "acpiexec" obviously doesn't.
> >
> > We have recently integrated the ACPICA AML debugger with the Linux
> > kernel, and we have a userspace utility that allows communication with
> the debugger.
> > This allows the user to enter debugger commands such as "execute
> > control method", and the commands are carried out by the kernel code
> > -- thus talking to the actual hardware.
> 
> ... Was it merged in commit c91c5b276b? The series at
> <https://lkml.org/lkml/2015/8/24/921>? Or is that "only" a followup series
> to the main work?
> 
> Can you please provide a pointer to the userspace tool as well?

We've just got it working in the last few days. There are still a few issues
to figure out, and we hope to release it in the next few weeks.

Bob



> 
> This thread is getting better and better. :)
> 
> Thank you!
> Laszlo