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From: hanjun.guo@linaro•org (Hanjun Guo)
To: linux-arm-kernel@lists•infradead.org
Subject: [RFC PATCH 4/4] arm64:numa: adding numa support for arm64 platforms.
Date: Tue, 28 Oct 2014 16:48:43 +0800	[thread overview]
Message-ID: <544F586B.6080508@linaro.org> (raw)
In-Reply-To: <CAFpQJXXkgtr6E0owHxAu0MG8+7s5LBt_mVB9gQM1VfkX2rY5FQ@mail.gmail.com>

Hi Ganapatrao,

On 2014-10-18 1:19, Ganapatrao Kulkarni wrote:
[...]
> Below is the example for the proposal of numa bindings in DT.
> This covers cpu to node mapping, memory ranges to node mapping.
> Also defines proximity distance matrix of nodes to each other.
> please let me know your comments to go ahead with the implementation.
> 
> numa-map{
>          /*  Address cells used for memory range base address in mem-map.
>              For all others, size-cells is used.
>              Node-count tells the number of numa nodes in the system.
>          */
>          #address-cells = <2>;
>          #size-cells = <1>;
>          #node-count = <4>;
> 
>          /* Memmap for memory ranges on each node>
> 
>          mem-map = <0x0   0x00c00000 0>,
>            <0x1   0x00000000 1>,
>            <0x100 0x00000000 2>,
>            <0x200 0x00000000 3>;
> 
>          /* CPU to node map for 4 NODE and 16 CPUs system
>         < first-cpu last-cpu  node belongs>

What's the property for the cpu? MPIDR of this CPU?

>          */
>          cpu-map = <0 3 0>,
>                          <4 7 1>,
>                         <8 11 2>,
>                         <12 16 3>;
> 

Thanks
Hanjun

  parent reply	other threads:[~2014-10-28  8:48 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-25  9:03 [RFC PATCH 0/4] arm64:numa: Add numa support for arm64 platforms Ganapatrao Kulkarni
2014-09-25  9:03 ` [RFC PATCH 1/4] arm64: defconfig: increase NR_CPUS range to 2-128 Ganapatrao Kulkarni
2014-10-03 10:58   ` Mark Rutland
2014-10-06  4:29     ` Ganapatrao Kulkarni
2014-09-25  9:03 ` [RFC PATCH 2/4] arm/arm64:dt:numa: adding numa node mapping for memory nodes Ganapatrao Kulkarni
2014-10-03 11:05   ` Mark Rutland
2014-10-06  4:20     ` Ganapatrao Kulkarni
2014-10-06 11:08       ` Mark Rutland
2014-10-06 17:26         ` Ganapatrao Kulkarni
2014-09-25  9:03 ` [RFC PATCH 3/4] arm64:thunder: Add initial dts for Cavium Thunder SoC in 2 Node topology Ganapatrao Kulkarni
2014-10-03 11:19   ` Mark Rutland
2014-09-25  9:03 ` [RFC PATCH 4/4] arm64:numa: adding numa support for arm64 platforms Ganapatrao Kulkarni
2014-10-03 12:13   ` Mark Rutland
2014-10-06  5:14     ` Ganapatrao Kulkarni
2014-10-06 11:26       ` Mark Rutland
2014-10-06 17:52         ` Ganapatrao Kulkarni
2014-10-17 17:19           ` Ganapatrao Kulkarni
2014-10-20 14:25             ` Steve Capper
2014-10-20 14:30               ` Steve Capper
2014-10-22 11:27                 ` Ganapatrao Kulkarni
2014-10-28  8:48             ` Hanjun Guo [this message]
2014-10-29  7:20               ` Ganapatrao Kulkarni
2014-09-25  9:04 ` Ganapatrao Kulkarni

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