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arch: add Kconfig to signify ability to detect nested IRQ

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We introduce a Kconfig option to signify whether
an Architecture has the capability of detecting
whether execution is, currently, in a nested
exception.

Signed-off-by: Ioannis Glaropoulos <Ioannis.Glaropoulos@nordicsemi.no>
This commit is contained in:
Ioannis Glaropoulos 2019-10-17 19:13:12 +02:00 • committed by Andrew Boie
commit f030608701
2 changed files with 4 additions and 0 deletions
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3
arch/Kconfig
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@ -354,6 +354,9 @@ config ARCH_HAS_NOCACHE_MEMORY_SUPPORT
config ARCH_HAS_RAMFUNC_SUPPORT
bool
config ARCH_HAS_NESTED_EXCEPTION_DETECTION
bool
#
# Other architecture related options
#

1
arch/arm/core/Kconfig
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@ -23,6 +23,7 @@ config CPU_CORTEX_M
select ARCH_HAS_USERSPACE if ARM_MPU
select ARCH_HAS_NOCACHE_MEMORY_SUPPORT if ARM_MPU && CPU_HAS_ARM_MPU && CPU_CORTEX_M7
select ARCH_HAS_RAMFUNC_SUPPORT
select ARCH_HAS_NESTED_EXCEPTION_DETECTION
select SWAP_NONATOMIC
help
This option signifies the use of a CPU of the Cortex-M family.