Date: Thu, 09 Mar 2006 20:32:43 -0600
From: Robert Hancock <hancockr@shaw.ca>
Subject: Re: How can I link the kernel with libgcc ?
In-reply-to: <5OEVB-3GX-15@gated-at.bofh.it>
To: Carlos Munoz <carlos@kenati.com>,
       linux-kernel <linux-kernel@vger.kernel.org>
Message-id: <4410E54B.6020400@shaw.ca>
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Carlos Munoz wrote:
> Hi all,
> 
> I'm writing an audio driver and the hardware requires floating point 
> arithmetic.  When I build the kernel I get the following errors at link 
> time:

Floating point + kernel = no no. If the hardware requires floating point 
manipulations this should go in userspace.

> These symbols are coming from gcc. What I would like to do is link the 
> kernel with libgcc to solve this errors. I'm looking at the kernel 
> makefiles and it doesn't seem obvious to me how to do it. Does anyone 
> know how I can link the kernel with libgcc, or point me in the right 
> direction ?

This is almost certainly a bad idea. The functions inside libgcc are not 
designed to run inside a kernel.

-- 
Robert Hancock      Saskatoon, SK, Canada
To email, remove "nospam" from hancockr@nospamshaw.ca
Home Page: http://www.roberthancock.com/

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