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Re: [Qemu-devel] [PATCH v5 3/4] arm: Add PCIe host bridge in virt machin


From: Peter Maydell
Subject: Re: [Qemu-devel] [PATCH v5 3/4] arm: Add PCIe host bridge in virt machine
Date: Wed, 25 Feb 2015 20:29:13 +0900

On 25 February 2015 at 18:52, Alexander Graf <address@hidden> wrote:
>
>
> On 24.02.15 16:09, Peter Maydell wrote:
>> On 7 February 2015 at 02:04, Alexander Graf <address@hidden> wrote:
>>>  typedef struct MemMapEntry {
>>> @@ -129,13 +131,21 @@ static const MemMapEntry a15memmap[] = {
>>>      [VIRT_FW_CFG] =     { 0x09020000, 0x0000000a },
>>>      [VIRT_MMIO] =       { 0x0a000000, 0x00000200 },
>>>      /* ...repeating for a total of NUM_VIRTIO_TRANSPORTS, each of that 
>>> size */
>>> -    /* 0x10000000 .. 0x40000000 reserved for PCI */
>>> +    /*
>>> +     * PCIE verbose map:
>>> +     *
>>> +     * MMIO window      { 0x10000000, 0x2eff0000 },
>>> +     * PIO window       { 0x3eff0000, 0x00010000 },
>>> +     * ECAM             { 0x3f000000, 0x01000000 },
>>
>> Is this a typo, or is there really a big gap between the
>> end of the MMIO window and the start of the PIO window?
>
> It's perfectly correct, the map is tuples of { offset, length }:

Oh, of course it is. Ooops :-)

-- PMM



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