diff options
Diffstat (limited to 'arch/blackfin/Kconfig.debug')
| -rw-r--r-- | arch/blackfin/Kconfig.debug | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/blackfin/Kconfig.debug b/arch/blackfin/Kconfig.debug index 87f195ee2e06..1460d7b5edc1 100644 --- a/arch/blackfin/Kconfig.debug +++ b/arch/blackfin/Kconfig.debug @@ -238,6 +238,15 @@ config EARLY_PRINTK all of this lives in the init section and is thrown away after the kernel boots completely. +config NMI_WATCHDOG + bool "Enable NMI watchdog to help debugging lockup on SMP" + default n + depends on (SMP && !BFIN_SCRATCH_REG_RETN) + help + If any CPU in the system does not execute the period local timer + interrupt for more than 5 seconds, then the NMI handler dumps debug + information. This information can be used to debug the lockup. + config CPLB_INFO bool "Display the CPLB information" help |