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SubjectRe: [PATCH] ARM: dove: fix Dove cpu type from V7 to PJ4
On Thu, Mar 28, 2013 at 01:06:54PM -0400, Jason Cooper wrote:
> On Sat, Mar 23, 2013 at 04:06:51PM +0100, Sebastian Hesselbarth wrote:
> > The CPU used in Marvell Dove SoCs is a PJ4 Sheeva core. Using
> > CONFIG_CPU_PJ4 instead of CONFIG_CPU_V7 will also allow to enable
> > iWMMXt extensions on Dove.
> >
> > Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
> > ---
> > Cc: Russell King <linux@arm.linux.org.uk>
> > Cc: Jason Cooper <jason@lakedaemon.net>
> > Cc: Andrew Lunn <andrew@lunn.ch>
> > Cc: linux-arm-kernel@lists.infradead.org
> > Cc: linux-kernel@vger.kernel.org
> > ---
> > arch/arm/Kconfig | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
>
> Hmmm, I'm getting (with dove_defconfig):
>
> arch/arm/kernel/built-in.o: In function `iwmmxt_do':
> /.../arch/arm/kernel/pj4-cp0.c:36: undefined reference to `iwmmxt_task_release'
> /.../arch/arm/kernel/pj4-cp0.c:40: undefined reference to `iwmmxt_task_switch'
> make: *** [vmlinux] Error 1

Looks to me like PJ4 IWMMXT support wasn't properly tested out when it
was submitted - it's possible to end up with pj4-cp0.c built without
the IWMMXT code that it depends on being built...


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