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Re: what is the device.map used for ?
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From: |
Jeroen Dekkers |
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Subject: |
Re: what is the device.map used for ? |
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Date: |
Tue, 16 May 2006 10:54:36 +0200 |
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User-agent: |
Wanderlust/2.14.0 (Africa) SEMI/1.14.6 (Maruoka) FLIM/1.14.8 (Shijō) APEL/10.6 Emacs/22.0.50 (x86_64-pc-linux-gnu) MULE/5.0 (SAKAKI) |
At Mon, 15 May 2006 19:35:11 -0400,
John Lumby wrote:
>
> Not a bug, not even a problem - just curious.
>
> I understand what the device.map is and how to specify it, but I have yet
> to come across something that uses it; by which I mean, something such as
> a subcommand whose syntax includes a reference to a device in unix /dev/xxx
> form and then reverse-looks up that unix device name in device.map to get
> the BIOS name; or a subcommand which accepts the BIOS form and then needs
> for some reason (what?) to find the unix name.
>
> I guess maybe it's used when running the unix command grub? Since then the
> unix devices do exist. But I also guess it's never used when grub runs
> stand-alone from initial boot?
It's always used by GRUB when you install GRUB. It's the only way GRUB
knows how to map unix device names to BIOS drives.
Jeroen Dekkers