Messages in this thread | | | Date | Thu, 28 Mar 2013 18:14:26 +0000 | From | Russell King - ARM Linux <> | Subject | Re: [PATCH] ARM: dove: fix Dove cpu type from V7 to PJ4 |
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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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