Re: [PATCH V5 00/15] MMCONFIG refactoring and support for ARM64 PCI hostbridge init based on ACPI
From: Sinan Kaya
Date: Mon Feb 29 2016 - 14:03:57 EST
On 2/16/2016 8:53 AM, Tomasz Nowicki wrote:
> From the functionality point of view this series might be split into the
> following logic parts:
> 1. Make MMCONFIG code arch-agnostic which allows all architectures to collect
> PCI config regions and used when necessary.
> 2. Move non-arch specific bits to the core code.
> 3. Use MMCONFIG code and implement generic ACPI based PCI host controller driver.
> 4. Enable above driver on ARM64
> Patches has been built on top of 4.5-rc3 and can be found here:
> git@xxxxxxxxxx:semihalf-nowicki-tomasz/linux.git (pci-acpi-v5)
> NOTE, this patch set depends on Lorenzo's fixes:
> which can be found in pci-acpi-v5 branch.
> This has been tested on Cavium ThunderX server, JunoR2, HP RX2660 IA64, x86,
> Hip05, X-Gene and QEMU-aarch64. Any help in reviewing and testing is very appreciated.
> v4 -> v5
> - dropped MCFG refactoring group patches 1-6 from series v4 and integrated Jayachandran's patch
> - rewrite PCI legacy IRQs allocation
> - squashed two patches 11 and 12 from series v4, fixed bisection issue
> - changelog improvements
> - rebased to 4.5-rc3
> v3 -> v4
> - dropped Jiang's fix http://lkml.iu.edu/hypermail/linux/kernel/1601.1/04318.html
> - added Lorenzo's fix patch 19/24
> - ACPI PCI bus domain number assigning cleanup
> - changed resource management, we now claim and reassign resources
> - improvements for applying quirks
> - dropped Matthew's http://www.spinics.net/lists/linux-pci/msg45950.html dependency
> - rebased to 4.5-rc1
Having tested v4 and v5, I'm seeing some resource assignment problems and address conflicts.
And problems booting QEMU.
Anybody else seeing the same?
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