From: Joe deBlaquiere <jadb@redhat.com>
To: Crossfire <xfire@xware.cx>
Cc: kjlin <kj.lin@viditec-netmedia.com.tw>, linux-mips@oss.sgi.com
Subject: Re: Does linux support for microprocessor without MMU?
Date: Wed, 21 Feb 2001 22:15:53 -0600 [thread overview]
Message-ID: <3A949279.5020707@redhat.com> (raw)
In-Reply-To: 20010222133602.A24899@eris.xware.cx
Crossfire wrote:
> kjlin was once rumoured to have said:
>
>> Howdy,
>>
>> I got an embedded MIPS board recently.
>> It has the following features:
>> - CPU implements a five-stage pipeline with performance similar to the MIPS R3000 pipeline.
>> - MIPS32 compatible instruction set
>> - R4000 style privileged resource architecture.
>> - Without MMU.
>>
>> I am estimating the possibility of porting linux on it.
>> Can Linux/MIPS 2.2 or 2.4 support for such a board which without MMU ?
>> Because i consider it is the most difficult part in the porting process.
>> Am i right?
>
>
> the Standard Linux kernels all require an MMU. However, there is a
> version of the kernel known as "ucLinux" (Microcontroller Linux) which
> will run on CPUs without MMU.
>
> I don't know if ucLinux has a MIPS target yet.
>
> C.
There isn't (yet) support for MIPS on uClinux.
--
Joe
(aka joe@uclinux.org)
next prev parent reply other threads:[~2001-02-22 4:12 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-02-22 1:26 Does linux support for microprocessor without MMU? kjlin
2001-02-22 1:26 ` kjlin
2001-02-22 2:36 ` Crossfire
2001-02-22 4:15 ` Joe deBlaquiere [this message]
2001-02-22 6:53 ` Geert Uytterhoeven
2001-02-23 5:42 ` Joe deBlaquiere
2001-02-26 9:17 ` kjlin
2001-02-26 9:17 ` kjlin
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