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From: Arnd Bergmann <arnd@arndb.de>
To: linuxppc-dev@ozlabs.org
Subject: Re: [RFC][PATCH 3/8] 4xx MMU
Date: Wed, 11 Jul 2007 22:56:38 +0200	[thread overview]
Message-ID: <200707112256.38312.arnd@arndb.de> (raw)
In-Reply-To: <1184162179.32199.58.camel@weaponx.rchland.ibm.com>

On Wednesday 11 July 2007, Josh Boyer wrote:
> +#elif defined(CONFIG_40x)
> +/* 40x-style software loaded TLB */
> +# =A0include <asm/mmu-4xx.h>
> =A0#elif defined(CONFIG_44x)
> =A0/* 44x-style software loaded TLB */
> =A0# =A0include <asm/mmu-44x.h>

If you call it mmu-4xx, shouldn't it be used
for 44x as well? I would think this either
should be

> +#elif defined(CONFIG_4xx)
> +/* 40x-style software loaded TLB */
> +#  include <asm/mmu-4xx.h>
> -#elif defined(CONFIG_44x)
> -/* 44x-style software loaded TLB */
> -#  include <asm/mmu-44x.h>

or=20

> +#elif defined(CONFIG_40x)
> +/* 40x-style software loaded TLB */
> +#  include <asm/mmu-40x.h>
>  #elif defined(CONFIG_44x)
>  /* 44x-style software loaded TLB */
>  #  include <asm/mmu-44x.h>

Is it actually feasible to get to a point where
you can build a kernel that boots on both
40x and 44x, or is it just too different?

	Arnd <><

  reply	other threads:[~2007-07-11 20:58 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-07-11 13:52 [RFC][PATCH 0/8] arch/powerpc support for Walnut Board Josh Boyer
2007-07-11 13:53 ` [RFC][PATCH 1/8] 4xx Kconfig cleanup Josh Boyer
2007-07-11 13:55 ` [RFC][PATCH 2/8] 4xx boot wrapper reworks Josh Boyer
2007-07-11 13:56 ` [RFC][PATCH 3/8] 4xx MMU Josh Boyer
2007-07-11 20:56   ` Arnd Bergmann [this message]
2007-07-11 21:15     ` Josh Boyer
2007-07-12  7:09     ` Kumar Gala
2007-07-12 12:40       ` Josh Boyer
2007-07-11 13:57 ` [RFC][PATCH 4/8] 4xx decrementer fixes Josh Boyer
2007-07-11 13:58 ` [RFC][PATCH 5/8] Fix 4xx build Josh Boyer
2007-07-11 21:00   ` Arnd Bergmann
2007-07-11 13:59 ` [RFC][PATCH 6/8] Walnut DTS Josh Boyer
2007-07-11 14:26   ` Stefan Roese
2007-07-11 14:37     ` Josh Boyer
2007-07-11 17:49   ` Segher Boessenkool
2007-07-11 17:55     ` Josh Boyer
2007-07-11 18:07       ` Segher Boessenkool
2007-07-18  1:02       ` David Gibson
2007-07-12 15:13     ` Yoder Stuart-B08248
2007-07-16 14:34       ` Segher Boessenkool
2007-07-16 21:47         ` Benjamin Herrenschmidt
2007-07-16 21:55           ` Scott Wood
2007-07-16 22:11             ` Benjamin Herrenschmidt
2007-07-16 22:18               ` Scott Wood
2007-07-16 22:34                 ` Benjamin Herrenschmidt
2007-07-16 21:55           ` Yoder Stuart-B08248
2007-07-16 22:12             ` Benjamin Herrenschmidt
2007-07-17  2:39           ` Josh Boyer
2007-07-17 14:26             ` Segher Boessenkool
2007-07-17 14:15           ` Segher Boessenkool
2007-07-17 21:25             ` Benjamin Herrenschmidt
2007-07-17 22:25               ` Scott Wood
2007-07-17 22:58                 ` Benjamin Herrenschmidt
2007-07-18 13:53                 ` Segher Boessenkool
2007-07-18 16:47                   ` Scott Wood
2007-07-19 16:54                     ` Segher Boessenkool
2007-07-18 13:48               ` Segher Boessenkool
2007-07-11 14:02 ` [RFC][PATCH 7/8] Walnut defconfig Josh Boyer
2007-07-11 14:03 ` [RFC][PATCH 8/8] Walnut board support Josh Boyer
2007-07-11 14:04 ` [RFC][PATCH 9/8] Walnut zImage wrapper Josh Boyer

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