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ARM: PSCI: initialize stack pointer on secondary CPUs

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A proper stack is required to safely use C code in psci_arch_cpu_entry.

Fixes: 486daaa618 ("arm: psci: add a weak function psci_arch_cpu_entry")
Cc: Patrick Delaunay <patrick.delaunay@st.com>
Signed-off-by: Stefan Agner <stefan.agner@toradex.com>
Acked-by: Patrick DELAUNAY <Patrick.delaunay@st.com>
Tested-by: Patrick DELAUNAY <Patrick.delaunay@st.com>
This commit is contained in:
Stefan Agner 2018-06-24 21:09:54 +02:00 committed by Stefano Babic
parent 353432419d
commit 77fcc2cc90
1 changed files with 2 additions and 0 deletions
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arch/arm/cpu/armv7/psci.S
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@ -331,6 +331,8 @@ ENTRY(psci_cpu_entry)
bl _nonsec_init
bl psci_stack_setup
bl psci_arch_cpu_entry
bl psci_get_cpu_id @ CPU ID => r0