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[Qemu-devel] Re: [PATCH v5 4/5] Inter-VM shared memory PCI device
From: |
Cam Macdonell |
Subject: |
[Qemu-devel] Re: [PATCH v5 4/5] Inter-VM shared memory PCI device |
Date: |
Thu, 13 May 2010 15:10:34 -0600 |
On Mon, May 10, 2010 at 5:59 AM, Avi Kivity <address@hidden> wrote:
> On 04/21/2010 08:53 PM, Cam Macdonell wrote:
>> +
>> + /* allocate/initialize space for interrupt handling */
>> + s->eventfds = qemu_mallocz(s->nr_alloc_guests * sizeof(int *));
>> + s->eventfd_table = qemu_mallocz(s->vectors *
>> sizeof(EventfdEntry));
>> + s->eventfds_posn_count = qemu_mallocz(s->nr_alloc_guests *
>> sizeof(int));
>> +
>> + pci_conf[PCI_INTERRUPT_PIN] = 1; /* we are going to support
>> interrupts */
>>
>
> This is done by the guest BIOS.
>
>
If I remove that line, my driver crashes when it falls back to
pin-based interrupts (when MSI is turned off). Is there something in
the device driver that I need to set in place of this? A number of
other devices (mostly network cards) set the interrupt pin this way,
so I'm a little confused.
- [Qemu-devel] Re: [PATCH v5 4/5] Inter-VM shared memory PCI device, (continued)
- [Qemu-devel] Re: [PATCH v5 4/5] Inter-VM shared memory PCI device, Avi Kivity, 2010/05/11
- [Qemu-devel] Re: [PATCH v5 4/5] Inter-VM shared memory PCI device, Avi Kivity, 2010/05/11
- [Qemu-devel] Re: [PATCH v5 4/5] Inter-VM shared memory PCI device, Cam Macdonell, 2010/05/10
- [Qemu-devel] Re: [PATCH v5 4/5] Inter-VM shared memory PCI device, Avi Kivity, 2010/05/10
- [Qemu-devel] Re: [PATCH v5 4/5] Inter-VM shared memory PCI device, Cam Macdonell, 2010/05/10
- [Qemu-devel] Re: [PATCH v5 4/5] Inter-VM shared memory PCI device, Avi Kivity, 2010/05/12
- [Qemu-devel] Re: [PATCH v5 4/5] Inter-VM shared memory PCI device, Cam Macdonell, 2010/05/12
- [Qemu-devel] Re: [PATCH v5 4/5] Inter-VM shared memory PCI device, Avi Kivity, 2010/05/12
[Qemu-devel] Re: [PATCH v5 4/5] Inter-VM shared memory PCI device, Cam Macdonell, 2010/05/10
[Qemu-devel] Re: [PATCH v5 4/5] Inter-VM shared memory PCI device,
Cam Macdonell <=