diff options
Diffstat (limited to 'arch/arc/Kconfig')
| -rw-r--r-- | arch/arc/Kconfig | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig index a90c4f126050..74953e76a57d 100644 --- a/arch/arc/Kconfig +++ b/arch/arc/Kconfig @@ -26,6 +26,7 @@ config ARC select GENERIC_IRQ_SHOW select GENERIC_PCI_IOMAP select GENERIC_PENDING_IRQ if SMP + select GENERIC_SCHED_CLOCK select GENERIC_SMP_IDLE_THREAD select HAVE_ARCH_KGDB select HAVE_ARCH_TRACEHOOK @@ -419,6 +420,14 @@ config ARC_HAS_ACCL_REGS (also referred to as r58:r59). These can also be used by gcc as GPR so kernel needs to save/restore per process +config ARC_IRQ_NO_AUTOSAVE + bool "Disable hardware autosave regfile on interrupts" + default n + help + On HS cores, taken interrupt auto saves the regfile on stack. + This is programmable and can be optionally disabled in which case + software INTERRUPT_PROLOGUE/EPILGUE do the needed work + endif # ISA_ARCV2 endmenu # "ARC CPU Configuration" |