MPC5200 does not boot
benh at kernel.crashing.org
Tue Aug 2 15:38:43 AEST 2016
On Tue, 2016-08-02 at 00:44 +0200, Michal Sojka wrote:
> Hi Benjamin,
> the following commit causes my MPC5200 not to boot.
> commit 9402c684613163888714df0955fa1f17142b08bf
> Author: Benjamin Herrenschmidt <benh at kernel.crashing.org>
> Date: Tue Jul 5 15:03:41 2016 +1000
> powerpc: Factor do_feature_fixup calls
> 32 and 64-bit do a similar set of calls early on, we move it
> all to
> a single common function to make the boot code more readable.
> Signed-off-by: Benjamin Herrenschmidt <benh at kernel.crashing.o
> Signed-off-by: Michael Ellerman <mpe at ellerman.id.au>
> I suspect that the cause will be similar as described in commit
> 1cd03890ea64795e53f17a94928cca22495acb2a. Unfortunately, I don't have
> much time to debug this, but I can easily test patches.
Does this fixes it for you ?
diff --git a/arch/powerpc/lib/feature-fixups.c b/arch/powerpc/lib/feature-fixups.c
index defb299..fd36e13 100644
@@ -154,7 +154,7 @@ static void do_final_fixups(void)
- struct cpu_spec *spec = *PTRRELOC(&cur_cpu_spec);
+ struct cpu_spec *spec = PTRRELOC(*PTRRELOC(&cur_cpu_spec));
* Apply the CPU-specific and firmware specific fixups to kernel text
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