diff options
| -rw-r--r-- | c/src/lib/libbsp/sparc/shared/irq/irq-shared.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/c/src/lib/libbsp/sparc/shared/irq/irq-shared.c b/c/src/lib/libbsp/sparc/shared/irq/irq-shared.c index 174324fb46..f219e49f45 100644 --- a/c/src/lib/libbsp/sparc/shared/irq/irq-shared.c +++ b/c/src/lib/libbsp/sparc/shared/irq/irq-shared.c @@ -47,9 +47,14 @@ void BSP_shared_interrupt_init(void) for (i=0; i <= BSP_INTERRUPT_VECTOR_MAX_STD; i++) { #if defined(LEON3) && \ (defined(RTEMS_SMP) || defined(RTEMS_MULTIPROCESSING)) - /* Don't install IRQ handler on IPI interrupt */ - if (i == LEON3_mp_irq) - continue; + /* Don't install IRQ handler on IPI interrupt. An SMP kernel with max one + * CPU does not use IPIs + */ +#ifdef RTEMS_SMP + if (rtems_configuration_get_maximum_processors() > 1) +#endif + if (i == LEON3_mp_irq) + continue; #endif vector = SPARC_ASYNCHRONOUS_TRAP(i) + 0x10; rtems_interrupt_catch(bsp_isr_handler, vector, &previous_isr); |