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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /drivers/sh/intc/Kconfig | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/sh/intc/Kconfig')
-rw-r--r-- | drivers/sh/intc/Kconfig | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/sh/intc/Kconfig b/drivers/sh/intc/Kconfig new file mode 100644 index 000000000..5c701709f --- /dev/null +++ b/drivers/sh/intc/Kconfig @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: GPL-2.0-only +config SH_INTC + bool + select IRQ_DOMAIN + +if SH_INTC + +comment "Interrupt controller options" + +config INTC_USERIMASK + bool "Userspace interrupt masking support" + depends on (SUPERH && CPU_SH4A) || COMPILE_TEST + help + This enables support for hardware-assisted userspace hardirq + masking. + + SH-4A and newer interrupt blocks all support a special shadowed + page with all non-masking registers obscured when mapped in to + userspace. This is primarily for use by userspace device + drivers that are using special priority levels. + + If in doubt, say N. + +config INTC_BALANCING + bool "Hardware IRQ balancing support" + depends on SMP && SUPERH && CPU_SHX3 + help + This enables support for IRQ auto-distribution mode on SH-X3 + SMP parts. All of the balancing and CPU wakeup decisions are + taken care of automatically by hardware for distributed + vectors. + + If in doubt, say N. + +config INTC_MAPPING_DEBUG + bool "Expose IRQ to per-controller id mapping via debugfs" + depends on DEBUG_FS + help + This will create a debugfs entry for showing the relationship + between system IRQs and the per-controller id tables. + + If in doubt, say N. + +endif |