diff options
Diffstat (limited to 'kernel/drivers/sh/intc/Kconfig')
| -rw-r--r-- | kernel/drivers/sh/intc/Kconfig | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/kernel/drivers/sh/intc/Kconfig b/kernel/drivers/sh/intc/Kconfig new file mode 100644 index 000000000..6a1b05ddc --- /dev/null +++ b/kernel/drivers/sh/intc/Kconfig @@ -0,0 +1,43 @@ +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 |