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From: Scott Wood <scottwood-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
To: Yoder Stuart-B08248 <B08248-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
Cc: Wood Scott-B07421
	<B07421-KZfg59tc24xl57MIdRCFDg@public.gmane.org>,
	"parch-QRwYI7m9GJLYtjvyW6yDsg@public.gmane.org"
	<parch-QRwYI7m9GJLYtjvyW6yDsg@public.gmane.org>,
	devicetree-discuss
	<devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org>,
	David Gibson <dwg-8fk3Idey6ehBDgjK7y7TUQ@public.gmane.org>,
	McClintock Matthew-B29882
	<B29882-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
Subject: Re: [Power.org:parch] devicetree: Musings on reserved regions
Date: Mon, 7 Feb 2011 15:58:26 -0600	[thread overview]
Message-ID: <20110207155826.1a4e144a@udp111988uds> (raw)
In-Reply-To: <9F6FE96B71CF29479FF1CDC8046E15030C1955-TcFNo7jSaXPiTqIcKZ1S2K4g8xLGJsHaLnY5E4hWTkheoWH0uzbU5w@public.gmane.org>

On Mon, 7 Feb 2011 15:53:09 -0600
Yoder Stuart-B08248 <B08248-KZfg59tc24xl57MIdRCFDg@public.gmane.org> wrote:

> Could we not do both? Use an enum to identify the region type:
> 
>     reserved = <0x1 0xc00000 0x200000>; /* 2MB ramdisk
>     reserved = <0x2 0xbf0000 0x1000>; /* devicetree */
>     reserved = <0x3 0x1000000 0x400000>; /* framebuffer */

Enums are bad, you're asking for conflicts (this is worse than the mmu
type enum, since it's tied to the needs of software which changes faster
than hardware).

And you can't define the same property multiple times, it'd have to be one
large array.

-Scott

  parent reply	other threads:[~2011-02-07 21:58 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-07 20:59 devicetree: Musings on reserved regions Grant Likely
     [not found] ` <AANLkTinjPk1rJp1pCvM3ZTsLnEym57qU6u72vL8JQ1V3-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-02-07 21:39   ` [Power.org:parch] " Benjamin Herrenschmidt
2011-02-07 21:45     ` Grant Likely
     [not found]       ` <AANLkTiniLf6f7FKMdZ1BWZ9jiA=KHEb0wsp84hCnm73Z-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-02-07 21:53         ` Yoder Stuart-B08248
     [not found]           ` <9F6FE96B71CF29479FF1CDC8046E15030C1955-TcFNo7jSaXPiTqIcKZ1S2K4g8xLGJsHaLnY5E4hWTkheoWH0uzbU5w@public.gmane.org>
2011-02-07 21:56             ` Grant Likely
     [not found]               ` <AANLkTinO40aKu9VjFrB2GQmpqwGGk+vR=LjD5E49wyHf-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-02-07 22:01                 ` Jimi Xenidis
     [not found]                   ` <EA0D723E-90B1-4D35-8A3D-A5193E00F740-aZOuKsOsJu3MbYB6QlFGEg@public.gmane.org>
2011-02-07 22:50                     ` Dan Hettena
2011-02-08  1:13                     ` David VomLehn
2011-02-07 21:58             ` Scott Wood [this message]
2011-02-07 22:00         ` Jimi Xenidis
     [not found]           ` <DEB310FA-724C-4D8B-A8EC-E222A51CD5D4-e+AXbWqSrlAAvxtiuMwx3w@public.gmane.org>
2011-02-08  5:05             ` Grant Likely
     [not found]               ` <AANLkTikgBqJM=kWf+FK1nxmi+BSV-nEJo=ToL7gyinkN-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-02-08  6:45                 ` Benjamin Herrenschmidt
2011-02-08 10:56                   ` Jimi Xenidis
2011-02-08  2:20         ` Benjamin Herrenschmidt
2011-02-07 21:46     ` Scott Wood
2011-02-08 12:24   ` David Gibson

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