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Re: Can't build a CONFIG_CPU_NEVADA kernel

To: Jun Sun <jsun@mvista.com>
Subject: Re: Can't build a CONFIG_CPU_NEVADA kernel
From: Ralf Baechle <ralf@oss.sgi.com>
Date: Wed, 14 Mar 2001 21:02:07 +0100
Cc: Daniel Jacobowitz <dan@debian.org>, linux-mips@oss.sgi.com
In-reply-to: <3AAFCB24.E7910A9B@mvista.com>; from jsun@mvista.com on Wed, Mar 14, 2001 at 11:48:52AM -0800
References: <20010314084633.A25674@nevyn.them.org> <20010314195919.A1911@bacchus.dhis.org> <20010314140529.A29525@nevyn.them.org> <20010314202058.B1911@bacchus.dhis.org> <3AAFCB24.E7910A9B@mvista.com>
Sender: owner-linux-mips@oss.sgi.com
User-agent: Mutt/1.2.5i
On Wed, Mar 14, 2001 at 11:48:52AM -0800, Jun Sun wrote:

> Although -mmad is generic, why do we need it for kernel compiling?  If no good
> reason, I propose to remove -mmad from the Makefile for Nevada chip.

The compiler actually emits a few mmad instructions, so this instruction
actually make a small difference.

> Of course, we still need to fix the -mmad implying -m4650 bug ...

I guess I leave the -mmad flag in the kernel source as reminder for somebody
to fix this ...

  Ralf

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