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Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins fo
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins for hpet |
Date: |
Fri, 11 Oct 2013 13:28:15 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130923 Thunderbird/17.0.9 |
Il 11/10/2013 11:18, liu ping fan ha scritto:
> On Fri, Oct 11, 2013 at 4:38 PM, Paolo Bonzini <address@hidden> wrote:
>> Il 11/10/2013 04:59, liu ping fan ha scritto:
>>> On Thu, Oct 10, 2013 at 7:41 PM, Michael S. Tsirkin <address@hidden> wrote:
>>>> On Thu, Oct 10, 2013 at 11:46:42AM +0200, Paolo Bonzini wrote:
>>>>> Il 10/10/2013 11:41, Michael S. Tsirkin ha scritto:
>>>>>>>> Are you sure? This is not done for any other compat property.
>>>>>>>>
>>>>>>>> Paolo
>>>>>> It's done if we use the property from C.
>>>>>> See PCI_HOST_PROP_PCI_HOLE64_SIZE.
>>>>>>
>>>>>> You want compiler to catch errors, that's
>>>>>> much better than a runtime failure.
>>>>>
>>>>> I agree, but I think there should be no need to use the property from C.
>>>>>
>>>>> Paolo
>>>>
>>>> Well this patchset does use it from C.
>>>> If it's done it needs a macro.
>>>
>>> hpet.h is the ideal place to put the macro, so pc.c can see it. But
>>> what about PC_COMPAT_1_7 in pc.h? I think it is not right to include
>>> hpet.h. So can I do not use marco in pc.h?
>>
>> I think you shouldn't need the macro (no need to use the property from
>> C, only from compat properties).
>>
> We need to tell the compat and then decide to set "intcap" in
> pc_basic_device_init()
>
> uint8_t compat = object_property_get_int(OBJECT(hpet),
> "intcap", NULL);
> if (!compat) {
> qdev_prop_set_uint32(hpet, "intcap", 0xff0104);
> }
No, that can be done via global properties as well.
Paolo
- Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins for hpet, (continued)
- Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins for hpet, Paolo Bonzini, 2013/10/10
- Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins for hpet, Michael S. Tsirkin, 2013/10/10
- Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins for hpet, Paolo Bonzini, 2013/10/10
- Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins for hpet, Michael S. Tsirkin, 2013/10/10
- Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins for hpet, Paolo Bonzini, 2013/10/10
- Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins for hpet, Michael S. Tsirkin, 2013/10/10
- Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins for hpet, liu ping fan, 2013/10/10
- Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins for hpet, Paolo Bonzini, 2013/10/11
- Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins for hpet, liu ping fan, 2013/10/11
- Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins for hpet,
Paolo Bonzini <=
- Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins for hpet, Michael S. Tsirkin, 2013/10/14
- Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins for hpet, Michael S. Tsirkin, 2013/10/14
- Re: [Qemu-devel] [PATCH v6 2/5] hpet: enable to entitle more irq pins for hpet, liu ping fan, 2013/10/15
[Qemu-devel] [PATCH v6 3/5] PC: use qdev_xx to create hpet instead of sysbus_create_xx, Liu Ping Fan, 2013/10/10
[Qemu-devel] [PATCH v6 4/5] PC: add hpet compat to trace compatability version, Liu Ping Fan, 2013/10/10
[Qemu-devel] [PATCH v6 5/5] PC: differentiate hpet's interrupt capability on piix and q35, Liu Ping Fan, 2013/10/10