Re: [Qemu-devel] [RFC v2 3/8] Generic PCIe host bridge INTx determination for INTx routing

[Eric Auger]

Hi Peter,
On 02/16/2016 07:14 PM, Peter Maydell wrote:
> On 29 January 2016 at 16:53, Eric Auger <address@hidden> wrote:
>> This patch stores information about assigned legacy interrupt numbers in
>> GPEX host structure.
>> This is used during GPEX INTx number determination from a pin during
>> INTx routing.
>>
>> Signed-off-by: Pranavkumar Sawargaonkar <address@hidden>
>> Signed-off-by: Tushar Jagad <address@hidden>
>> ---
>>  hw/arm/virt.c | 4 ++++
>>  1 file changed, 4 insertions(+)
>>
>> diff --git a/hw/arm/virt.c b/hw/arm/virt.c
>> index 15658f4..3839c68 100644
>> --- a/hw/arm/virt.c
>> +++ b/hw/arm/virt.c
>> @@ -826,6 +826,7 @@ static void create_pcie(const VirtBoardInfo *vbi, 
>> qemu_irq *pic,
>>      char *nodename;
>>      int i;
>>      PCIHostState *pci;
>> +    GPEXHost *s;
>>
>>      dev = qdev_create(NULL, TYPE_GPEX_HOST);
>>      qdev_init_nofail(dev);
>> @@ -861,8 +862,11 @@ static void create_pcie(const VirtBoardInfo *vbi, 
>> qemu_irq *pic,
>>      /* Map IO port space */
>>      sysbus_mmio_map(SYS_BUS_DEVICE(dev), 2, base_pio);
>>
>> +    s = GPEX_HOST(dev);
>> +
>>      for (i = 0; i < GPEX_NUM_IRQS; i++) {
>>          sysbus_connect_irq(SYS_BUS_DEVICE(dev), i, pic[irq + i]);
>> +        s->irq_num[i] = irq + i;
>>      }
> 
> I don't think that the board code should be prodding stuff in the GPEXHost
> struct like this -- device structs are supposed to be private to the
> device implementation. If you need the information in the device then
> you need to come up with a better API for this.

Sure, Thanks

Eric
> 
> thanks
> -- PMM
>