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Re: [Qemu-ppc] [Qemu-devel] [PATCH 2/2] vfio-powerpc: added VFIO support
From: |
Alexey Kardashevskiy |
Subject: |
Re: [Qemu-ppc] [Qemu-devel] [PATCH 2/2] vfio-powerpc: added VFIO support |
Date: |
Wed, 11 Jul 2012 09:55:10 +1000 |
User-agent: |
Mozilla/5.0 (X11; Linux i686; rv:13.0) Gecko/20120614 Thunderbird/13.0.1 |
On 11/07/12 08:26, Scott Wood wrote:
> On 07/10/2012 12:51 AM, Alexey Kardashevskiy wrote:
>> The patch enables VFIO on POWER.
>>
>> It literally does the following:
>>
>> 1. POWERPC IOMMU support (the kernel counterpart is required)
> [snip]
>> +/* -------- API for POWERPC IOMMU -------- */
>> +
>> +#define POWERPC_IOMMU 2
>> +
>> +struct tce_iommu_info {
>> + __u32 argsz;
>> + __u32 dma32_window_start;
>> + __u32 dma32_window_size;
>> +};
>> +
>> +#define POWERPC_IOMMU_GET_INFO _IO(VFIO_TYPE, VFIO_BASE + 12)
>
> Is there a more specific name that could be used for this? Not all
> PowerPC chips have the same kind of IOMMU.
Ben, is is SPAPR? BOOK3S?
--
Alexey
- [Qemu-ppc] [PATCH 1/2] pseries pci: spapr_finalize_pci_setup introduced, (continued)
- [Qemu-ppc] [PATCH 1/2] pseries pci: spapr_finalize_pci_setup introduced, Alexey Kardashevskiy, 2012/07/10
- [Qemu-ppc] [PATCH 2/2] vfio-powerpc: added VFIO support, Alexey Kardashevskiy, 2012/07/10
- Re: [Qemu-ppc] [PATCH 2/2] vfio-powerpc: added VFIO support, Alexey Kardashevskiy, 2012/07/10
- Re: [Qemu-ppc] [PATCH 2/2] vfio-powerpc: added VFIO support, Benjamin Herrenschmidt, 2012/07/10
- Re: [Qemu-ppc] [PATCH 2/2] vfio-powerpc: added VFIO support, Alex Williamson, 2012/07/11
Re: [Qemu-ppc] [Qemu-devel] [PATCH 2/2] vfio-powerpc: added VFIO support, Scott Wood, 2012/07/10
Re: [Qemu-ppc] [PATCH 0/2] RFC: powerpc-vfio: adding support, Alex Williamson, 2012/07/10
- Re: [Qemu-ppc] [PATCH 0/2] RFC: powerpc-vfio: adding support, Alexey Kardashevskiy, 2012/07/10
- Re: [Qemu-ppc] [PATCH 0/2] RFC: powerpc-vfio: adding support, Alex Williamson, 2012/07/11
- Re: [Qemu-ppc] [PATCH 0/2] RFC: powerpc-vfio: adding support, Alexey Kardashevskiy, 2012/07/12
- Re: [Qemu-ppc] [PATCH 0/2] RFC: powerpc-vfio: adding support, Alex Williamson, 2012/07/12
- Re: [Qemu-ppc] [PATCH 0/2] RFC: powerpc-vfio: adding support, Alexey Kardashevskiy, 2012/07/12
- Re: [Qemu-ppc] [PATCH 0/2] RFC: powerpc-vfio: adding support, Alex Williamson, 2012/07/12