diff options
Diffstat (limited to 'arch/i386/kernel/i8259.c')
| -rw-r--r-- | arch/i386/kernel/i8259.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/arch/i386/kernel/i8259.c b/arch/i386/kernel/i8259.c index 3e9097f06..c62e5c2d2 100644 --- a/arch/i386/kernel/i8259.c +++ b/arch/i386/kernel/i8259.c @@ -71,17 +71,16 @@ BUILD_16_IRQS(0xc) BUILD_16_IRQS(0xd) #undef BI -#ifdef __SMP__ /* * The following vectors are part of the Linux architecture, there * is no hardware IRQ pin equivalent for them, they are triggered * through the ICC by us (IPIs) */ +#ifdef CONFIG_SMP BUILD_SMP_INTERRUPT(reschedule_interrupt,RESCHEDULE_VECTOR) BUILD_SMP_INTERRUPT(invalidate_interrupt,INVALIDATE_TLB_VECTOR) BUILD_SMP_INTERRUPT(call_function_interrupt,CALL_FUNCTION_VECTOR) -BUILD_SMP_INTERRUPT(spurious_interrupt,SPURIOUS_APIC_VECTOR) -BUILD_SMP_INTERRUPT(error_interrupt,ERROR_APIC_VECTOR) +#endif /* * every pentium local APIC has two 'local interrupts', with a @@ -90,8 +89,10 @@ BUILD_SMP_INTERRUPT(error_interrupt,ERROR_APIC_VECTOR) * overflow. Linux uses the local APIC timer interrupt to get * a much simpler SMP time architecture: */ +#ifdef CONFIG_X86_LOCAL_APIC BUILD_SMP_TIMER_INTERRUPT(apic_timer_interrupt,LOCAL_TIMER_VECTOR) - +BUILD_SMP_INTERRUPT(error_interrupt,ERROR_APIC_VECTOR) +BUILD_SMP_INTERRUPT(spurious_interrupt,SPURIOUS_APIC_VECTOR) #endif #define IRQ(x,y) \ @@ -428,8 +429,7 @@ void __init init_IRQ(void) set_intr_gate(vector, interrupt[i]); } -#ifdef __SMP__ - +#ifdef CONFIG_SMP /* * IRQ0 must be given a fixed assignment and initialized, * because it's used before the IO-APIC is set up. @@ -445,16 +445,18 @@ void __init init_IRQ(void) /* IPI for invalidation */ set_intr_gate(INVALIDATE_TLB_VECTOR, invalidate_interrupt); - /* self generated IPI for local APIC timer */ - set_intr_gate(LOCAL_TIMER_VECTOR, apic_timer_interrupt); - /* IPI for generic function call */ set_intr_gate(CALL_FUNCTION_VECTOR, call_function_interrupt); +#endif + +#ifdef CONFIG_X86_LOCAL_APIC + /* self generated IPI for local APIC timer */ + set_intr_gate(LOCAL_TIMER_VECTOR, apic_timer_interrupt); /* IPI vectors for APIC spurious and error interrupts */ set_intr_gate(SPURIOUS_APIC_VECTOR, spurious_interrupt); set_intr_gate(ERROR_APIC_VECTOR, error_interrupt); -#endif +#endif /* * Set the clock to HZ Hz, we already have a valid |