On Thu, Dec 1, 2016 at 11:12 PM, Jon Masters <j...@redhat.com> wrote:
> On 12/01/2016 09:27 PM, Duc Dang wrote:
>> PCIe controllers in X-Gene SoCs is not ECAM compliant: software
>> needs to configure additional controller's register to address
>> device at bus:dev:function.
>>
>> The quirk will discover controller MMIO register space and configure
>> controller registers to select and address the target secondary device.
>>
>> The quirk will only be applied for X-Gene PCIe MCFG table with
>> OEM revison 1, 2, 3 or 4 (PCIe controller v1 and v2 on X-Gene SoCs).
>>
>> Signed-off-by: Duc Dang <dhd...@apm.com>
>
> So far I've tested this on an HPE ProLiant m400 (Moonshot) cartridge
> and will test it on some other reference platforms soon. Bootlog for
> the m400 attached in case Bjorn wants to see the output. Here's
> what I see in /proc/iomem btw on that platform:
>
> # cat /proc/iomem
> 10520000-10523fff : APMC0D18:00
>   10520000-10523fff : APMC0D18:00
> 10524000-10527fff : APMC0D17:00
> 10540000-1054a0ff : APMC0D01:00
>   10546000-10546fff : APMC0D50:00
>   1054a000-1054a00f : APMC0D12:03
>     1054a000-1054a00f : APMC0D12:02
>       1054a000-1054a00f : APMC0D12:01
>         1054a000-1054a00f : APMC0D12:00
> 17000000-17000fff : APMC0D01:00
> 17001000-17001fff : APMC0D01:00
>   17001000-170013ff : APMC0D15:00
>     17001000-170013ff : APMC0D15:00
> 1701c000-1701cfff : APMC0D14:00
> 1a800000-1a800fff : APMC0D0D:00
>   1a800000-1a800fff : APMC0D0D:00
> 1c000200-1c0002ff : APMC0D06:00
> 1c021000-1c0210ff : APMC0D08:00
>   1c021000-1c02101f : serial
> 1c024000-1c024fff : APMC0D07:00
> 1f230000-1f230fff : APMC0D0D:00
>   1f230000-1f230fff : APMC0D0D:00
> 1f23d000-1f23dfff : APMC0D0D:00
>   1f23d000-1f23dfff : APMC0D0D:00
> 1f23e000-1f23efff : APMC0D0D:00
>   1f23e000-1f23efff : APMC0D0D:00
> 1f2a0000-1f31ffff : APMC0D06:00
> 1f500000-1f50ffff : PCI Bus 0000:00
>   1f500000-1f50ffff : PNP0A08:00
> 78800000-78800fff : APMC0D13:00
>   78800000-78800fff : APMC0D12:03
>     78800000-78800fff : APMC0D12:02
>       78800000-78800fff : APMC0D12:01
>         78800000-78800fff : APMC0D12:00
>           78800000-78800fff : APMC0D11:00
>           78800000-78800fff : APMC0D10:03
>           78800000-78800fff : APMC0D10:02
>           78800000-78800fff : APMC0D10:01
>           78800000-78800fff : APMC0D10:00
> 79000000-798fffff : APMC0D0E:00
> 7c000000-7c1fffff : APMC0D12:00
> 7c200000-7c3fffff : APMC0D12:01
> 7c400000-7c5fffff : APMC0D12:02
> 7c600000-7c7fffff : APMC0D12:03
> 7e000000-7e000fff : APMC0D13:00
> 7e200000-7e200fff : APMC0D10:03
>   7e200000-7e200fff : APMC0D10:02
>     7e200000-7e200fff : APMC0D10:01
>       7e200000-7e200fff : APMC0D10:00
> 7e600000-7e600fff : APMC0D11:00
> 7e700000-7e700fff : APMC0D10:03
>   7e700000-7e700fff : APMC0D10:02
>     7e700000-7e700fff : APMC0D10:01
>       7e700000-7e700fff : APMC0D10:00
> 7e720000-7e720fff : APMC0D10:03
>   7e720000-7e720fff : APMC0D10:02
>     7e720000-7e720fff : APMC0D10:01
>       7e720000-7e720fff : APMC0D10:00
> 7e800000-7e800fff : APMC0D10:00
> 7e840000-7e840fff : APMC0D10:01
> 7e880000-7e880fff : APMC0D10:02
> 7e8c0000-7e8c0fff : APMC0D10:03
> 7e930000-7e930fff : APMC0D13:00
> 4000000000-4001ffffff : System RAM
>   4000080000-4000c3ffff : Kernel code
>   4000db0000-400165ffff : Kernel data
> 40023a0000-4ff733ffff : System RAM
> 4ff7340000-4ff77cffff : reserved
> 4ff77d0000-4ff79cffff : System RAM
> 4ff79d0000-4ff7e7ffff : reserved
> 4ff7e80000-4ff7e8ffff : System RAM
> 4ff7e90000-4ff7efffff : reserved
> 4ff7f10000-4ff800ffff : reserved
> 4ff8010000-4fffffffff : System RAM
> a020000000-a03fffffff : PCI Bus 0000:00
>   a020000000-a0201fffff : PCI Bus 0000:01
>     a020000000-a0200fffff : 0000:01:00.0
>       a020000000-a0200fffff : mlx4_core
>     a020100000-a0201fffff : 0000:01:00.0
> a060000000-a07fffffff : PCI Bus 0000:00
> a0d0000000-a0dfffffff : PCI ECAM
> a110000000-a14fffffff : PCI Bus 0000:00
>   a110000000-a121ffffff : PCI Bus 0000:01
>     a110000000-a111ffffff : 0000:01:00.0
>       a110000000-a111ffffff : mlx4_core
>     a112000000-a121ffffff : 0000:01:00.0
>
> Adding a Tested-by for the record:
>
> Tested-by: Jon Masters <j...@redhat.com>

Thanks a lot for testing this, Jon.
>
> Jon.
>
> --
> Computer Architect | Sent from my Fedora powered laptop
>
Regards,
Duc Dang.

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