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Re: [Qemu-devel] [PATCH 3/4] wakeup: make serial configurable
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] [PATCH 3/4] wakeup: make serial configurable |
Date: |
Mon, 10 Sep 2012 18:07:17 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:14.0) Gecko/20120717 Thunderbird/14.0 |
Il 10/09/2012 18:02, Anthony Liguori ha scritto:
> I think the wiring is wrong here. Why would a device assert the wakeup
> reason?
>
> I assume on bare metal, the device asserts a single line and then
> something devices how to treat the output from a given device.
>
> IOW, shouldn't it be something more like, SerialState exports a qemu_irq
> and then the machine code decides whether to route that irq to a call to
> qemu_system_wakeup(). Then depending on whether this is coming from
> serial[1], determines which reason is used.
But the only way to do it, that works for -device, is to look at the
SerialState's iobase. So it would still be a hack, only in ACPI rather
than isa-serial.c.
Paolo
- [Qemu-devel] [PULL 0/4] wakeup: make wakeup events guest-configurable, Gerd Hoffmann, 2012/09/06
- [Qemu-devel] [PATCH 3/4] wakeup: make serial configurable, Gerd Hoffmann, 2012/09/06
- Re: [Qemu-devel] [PATCH 3/4] wakeup: make serial configurable, Peter Maydell, 2012/09/06
- Re: [Qemu-devel] [PATCH 3/4] wakeup: make serial configurable, Gerd Hoffmann, 2012/09/06
- Re: [Qemu-devel] [PATCH 3/4] wakeup: make serial configurable, Blue Swirl, 2012/09/08
- Re: [Qemu-devel] [PATCH 3/4] wakeup: make serial configurable, Paolo Bonzini, 2012/09/08
- Re: [Qemu-devel] [PATCH 3/4] wakeup: make serial configurable, Anthony Liguori, 2012/09/10
- Re: [Qemu-devel] [PATCH 3/4] wakeup: make serial configurable,
Paolo Bonzini <=
- Re: [Qemu-devel] [PATCH 3/4] wakeup: make serial configurable, Peter Maydell, 2012/09/10
- Re: [Qemu-devel] [PATCH 3/4] wakeup: make serial configurable, Anthony Liguori, 2012/09/10
- Re: [Qemu-devel] [PATCH 3/4] wakeup: make serial configurable, Gerd Hoffmann, 2012/09/10
[Qemu-devel] [PATCH 1/4] wakeup: add acpi gpe wakeup reasons, Gerd Hoffmann, 2012/09/06
[Qemu-devel] [PATCH 4/4] wakeup: uhci support, Gerd Hoffmann, 2012/09/06
[Qemu-devel] [PATCH 2/4] wakeup: make ps/2 configurable, Gerd Hoffmann, 2012/09/06