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Re: [Qemu-devel] [PATCH for-1.4] pc: tag apic as overlap region
From: |
Peter Maydell |
Subject: |
Re: [Qemu-devel] [PATCH for-1.4] pc: tag apic as overlap region |
Date: |
Tue, 19 Feb 2013 15:54:35 +0000 |
On 19 February 2013 15:51, Jan Kiszka <address@hidden> wrote:
> On 2013-02-19 16:20, Michael S. Tsirkin wrote:
>> qdev_init_nofail(dev);
>> d = SYS_BUS_DEVICE(dev);
>> - sysbus_mmio_map(d, 0, 0xfec00000);
>> + /* APIC overlaps the PCI window. */
>> + sysbus_mmio_map_overlap(d, 0, 0xfec00000, 1000);
>
> That's the IOAPIC, not the APIC. If you mean the IOAPIC, APIC and HPET
> would require higher prio, too. But I suppose this is really about the
> APIC and its special priority due to CPU-local access dispatching, right?
Is this a proposed minimally invasive patch for 1.4 with a
different approach (possibly involving reworking things with
a better managed set of container regions) for master, or
is this the planned fix for master too?
-- PMM
Re: [Qemu-devel] [PATCH for-1.4] pc: tag apic as overlap region, Alexey Korolev, 2013/02/21