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From: Robert Hancock <hancockr@shaw.ca>
To: Carlos Munoz <carlos@kenati.com>,
	linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: How can I link the kernel with libgcc ?
Date: Thu, 09 Mar 2006 20:32:43 -0600	[thread overview]
Message-ID: <4410E54B.6020400@shaw.ca> (raw)
In-Reply-To: <5OEVB-3GX-15@gated-at.bofh.it>

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/


       reply	other threads:[~2006-03-10  2:33 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <5OEVB-3GX-15@gated-at.bofh.it>
2006-03-10  2:32 ` Robert Hancock [this message]
2006-03-10  1:44 How can I link the kernel with libgcc ? Carlos Munoz
2006-03-10  1:45 ` Valdis.Kletnieks
2006-03-10  2:06   ` Lee Revell
2006-03-10  3:01     ` Carlos Munoz
2006-03-10  3:22       ` Lee Revell
2006-03-10  3:25       ` Carlos Munoz
2006-03-10  3:25         ` Lee Revell
2006-03-10  3:47           ` Carlos Munoz
2006-03-10 10:37             ` Denis Vlasenko
2006-03-10 11:05               ` Bart Hartgers
2006-03-10 18:03               ` Carlos Munoz
2006-03-10 18:33                 ` linux-os (Dick Johnson)
2006-03-10 18:41                   ` Ben Slusky
2006-03-10 19:18                 ` Al Viro
2006-03-10 20:04                   ` Carlos Munoz
2006-03-10 10:18         ` Jes Sorensen
2006-03-10 18:07           ` Carlos Munoz
2006-03-10  8:01       ` Arjan van de Ven
2006-03-10  2:02 ` Lee Revell

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