From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: tglx@linutronix.de
Cc: linuxppc-dev <linuxppc-dev@lists.linuxppc.org>
Subject: Re: check MMU state
Date: 05 Apr 2003 16:49:37 +0200 [thread overview]
Message-ID: <1049554177.654.3.camel@zion.wanadoo.fr> (raw)
In-Reply-To: <200304051735.25831.tglx@linutronix.de>
On Sat, 2003-04-05 at 17:35, Thomas Gleixner wrote:
> Hi !
>
> Is there a clean way to check, if the MMU is enabled on kernel entry ? I have
> to port Linux to a PMC-module, where the bootloader code should not be
> changed.
The kernel entry can cope with both cases, provided that early_init
properly returns the physical address where the kernel is loaded,
regardless of the translations setup by the bootloader. Also, the
kernel has to be contiguous in physical memory.
Ben.
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2003-04-05 14:49 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-04-05 15:35 check MMU state Thomas Gleixner
2003-04-05 14:49 ` Benjamin Herrenschmidt [this message]
2003-04-05 16:15 ` Thomas Gleixner
2003-04-05 15:24 ` Benjamin Herrenschmidt
2003-04-05 16:23 ` Thomas Gleixner
2003-04-05 16:03 ` Benjamin Herrenschmidt
2003-04-05 18:31 ` Dan Malek
2003-04-06 2:13 ` Thomas Gleixner
2003-04-07 13:53 ` Dan Malek
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