linux-mips
[Top] [All Lists]

Re: broken RM7000 in CVS ...

To: "Kevin D. Kissell" <kevink@mips.com>
Subject: Re: broken RM7000 in CVS ...
From: Ralf Baechle <ralf@oss.sgi.com>
Date: Mon, 15 Jan 2001 06:42:26 -0200
Cc: "Jun Sun" <jsun@mvista.com>, <linux-mips@oss.sgi.com>
In-reply-to: <020a01c07ccf$cf11d220$0deca8c0@Ulysses>; from kevink@mips.com on Fri, Jan 12, 2001 at 08:42:24PM +0100
References: <3A5E7FFB.79925DF9@mvista.com> <001e01c07c68$96155f80$0deca8c0@Ulysses> <3A5F53CB.F8EC3947@mvista.com> <020a01c07ccf$cf11d220$0deca8c0@Ulysses>
Sender: owner-linux-mips@oss.sgi.com
User-agent: Mutt/1.2.5i
On Fri, Jan 12, 2001 at 08:42:24PM +0100, Kevin D. Kissell wrote:

> And thereby hangs a tale.  MIPS tweaked the Config register, and has
> added additional registers "behind" the Config register (a previously
> reserved zero field in the mtc0/mfc0 instructions now serves as a
> sort of bank select, and most current gnu assemblers recognize
> "mfc0 $2, 16, 1", etc.) in MIPS32 to allow MMU and cache configuration,

Do you know when the ability to address the additional register banks got
added to gas?  I'd like to get rid of the sucky .word <opcode> thing we're
using right now to address the additional register banks.

  Ralf

<Prev in Thread] Current Thread [Next in Thread>