diff options
Diffstat (limited to 'drivers/sh')
| -rw-r--r-- | drivers/sh/intc/Kconfig | 35 | ||||
| -rw-r--r-- | drivers/sh/intc/Makefile | 5 |
2 files changed, 40 insertions, 0 deletions
diff --git a/drivers/sh/intc/Kconfig b/drivers/sh/intc/Kconfig new file mode 100644 index 0000000..c88cbcc --- /dev/null +++ b/drivers/sh/intc/Kconfig @@ -0,0 +1,35 @@ +comment "Interrupt controller options" + +config INTC_USERIMASK + bool "Userspace interrupt masking support" + depends on ARCH_SHMOBILE || (SUPERH && CPU_SH4A) + 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. diff --git a/drivers/sh/intc/Makefile b/drivers/sh/intc/Makefile new file mode 100644 index 0000000..bb5df86 --- /dev/null +++ b/drivers/sh/intc/Makefile @@ -0,0 +1,5 @@ +obj-y := access.o chip.o core.o dynamic.o handle.o virq.o + +obj-$(CONFIG_INTC_BALANCING) += balancing.o +obj-$(CONFIG_INTC_USERIMASK) += userimask.o +obj-$(CONFIG_INTC_MAPPING_DEBUG) += virq-debugfs.o |
