On 23 July 2013 15:26, Anthony Liguori wrote:
> Peter Maydell writes:
>
>> On 23 July 2013 13:34, Paolo Bonzini wrote:
>>> Il 23/07/2013 14:22, Peter Maydell ha scritto:
On 23 July 2013 13:19, Paolo Bonzini wrote:
>> Yes, we should have easy support for defining a pluggable
>> bus as a col
Peter Maydell writes:
> On 23 July 2013 13:34, Paolo Bonzini wrote:
>> Il 23/07/2013 14:22, Peter Maydell ha scritto:
>>> On 23 July 2013 13:19, Paolo Bonzini wrote:
> Yes, we should have easy support for defining a pluggable
> bus as a collection of pins.
>
>> In fact, the main thing I dislike
Il 23/07/2013 14:40, Peter Maydell ha scritto:
> On 23 July 2013 13:34, Paolo Bonzini wrote:
>> Il 23/07/2013 14:22, Peter Maydell ha scritto:
>>> On 23 July 2013 13:19, Paolo Bonzini wrote:
Il 22/07/2013 20:21, Peter Maydell ha scritto
> you can't as a user of this sort of hardware
On 23 July 2013 13:34, Paolo Bonzini wrote:
> Il 23/07/2013 14:22, Peter Maydell ha scritto:
>> On 23 July 2013 13:19, Paolo Bonzini wrote:
>>> Il 22/07/2013 20:21, Peter Maydell ha scritto
you can't as a user of this sort of hardware
plug in an extra serial port to a SoC, because there
Il 23/07/2013 14:22, Peter Maydell ha scritto:
> On 23 July 2013 13:19, Paolo Bonzini wrote:
>> Il 22/07/2013 20:21, Peter Maydell ha scritto
>>> you can't as a user of this sort of hardware
>>> plug in an extra serial port to a SoC, because there's just nowhere
>>> to plug it in. So why should it
On 23/07/2013 14:19, Paolo Bonzini wrote:
> Il 22/07/2013 20:21, Peter Maydell ha scritto:
>> > Platforms without ISA and/or PCI have had a seriously hard time in
>> > the dynamic
>> > device creation world of QEMU. Devices on these were modeled as
>> > SysBus devices
>>
On 23 July 2013 13:19, Paolo Bonzini wrote:
> Il 22/07/2013 20:21, Peter Maydell ha scritto:
>>> > Platforms without ISA and/or PCI have had a seriously hard time in the
>>> > dynamic
>>> > device creation world of QEMU. Devices on these were modeled as SysBus
>>> > devices
>>> > which can only
Il 22/07/2013 20:21, Peter Maydell ha scritto:
>> > Platforms without ISA and/or PCI have had a seriously hard time in the
>> > dynamic
>> > device creation world of QEMU. Devices on these were modeled as SysBus
>> > devices
>> > which can only be instantiated in machine files, not through -devic
Am 23.07.2013 00:34, schrieb Peter Maydell:
> On 22 July 2013 23:05, Anthony Liguori wrote:
>> Peter Maydell writes:
>>> We don't currently have any PCI host controller which is:
>>> (a) for ARM
>>
>> In QEMU? You can make one super easily by just extending PCIHostState.
>>
>> It's just a matter
On 22 July 2013 23:05, Anthony Liguori wrote:
> Peter Maydell writes:
>> We don't currently have any PCI host controller which is:
>> (a) for ARM
>
> In QEMU? You can make one super easily by just extending PCIHostState.
>
> It's just a matter of mapping the index and data registers somewhere.
Peter Maydell writes:
> On 22 July 2013 20:52, Anthony Liguori wrote:
>> Alexander Graf writes:
>>> On 22.07.2013, at 21:38, Anthony Liguori wrote:
>>>
>>> This could be used just the same for ARM's mach-virt, so I'd rather
>>> not make it e500 specific.
>>
>> If someone designed a "virt" machi
On 22 July 2013 20:52, Anthony Liguori wrote:
> Alexander Graf writes:
>> On 22.07.2013, at 21:38, Anthony Liguori wrote:
>>
>> This could be used just the same for ARM's mach-virt, so I'd rather
>> not make it e500 specific.
>
> If someone designed a "virt" machine and didn't include PCI or some
Alexander Graf writes:
> On 22.07.2013, at 21:38, Anthony Liguori wrote:
>
>> Alexander Graf writes:
>>
>> tl;dr, this is a PV bus for the e500 described as something more
>> generic. I don't buy it. I don't think there are many platforms or
>> devices out there where you can arbitrarily hook
On 22.07.2013, at 21:38, Anthony Liguori wrote:
> Alexander Graf writes:
>
>> Platforms without ISA and/or PCI have had a seriously hard time in the
>> dynamic
>> device creation world of QEMU. Devices on these were modeled as SysBus
>> devices
>> which can only be instantiated in machine fil
Alexander Graf writes:
> Platforms without ISA and/or PCI have had a seriously hard time in the dynamic
> device creation world of QEMU. Devices on these were modeled as SysBus devices
> which can only be instantiated in machine files, not through -device.
>
> Why is that so?
>
> Well, SysBus is
On 22.07.2013, at 20:21, Peter Maydell wrote:
> On 22 July 2013 18:50, Alexander Graf wrote:
>> Platforms without ISA and/or PCI have had a seriously hard time in the
>> dynamic
>> device creation world of QEMU. Devices on these were modeled as SysBus
>> devices
>> which can only be instantiat
On 22 July 2013 18:50, Alexander Graf wrote:
> Platforms without ISA and/or PCI have had a seriously hard time in the dynamic
> device creation world of QEMU. Devices on these were modeled as SysBus devices
> which can only be instantiated in machine files, not through -device.
>
> Why is that so?
Platforms without ISA and/or PCI have had a seriously hard time in the dynamic
device creation world of QEMU. Devices on these were modeled as SysBus devices
which can only be instantiated in machine files, not through -device.
Why is that so?
Well, SysBus is trying to be incredibly generic. It a
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