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| author |   Ingo Molnar <mingo@elte.hu> | 2009-02-11 10:17:42 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-02-11 10:17:42 +0100 |
| commit | f437e8b53eab92a5829e65781e29aed23d8ffd0c (patch) | |
| tree | 48982c8818a4ac5cddb84ca6a1d55620eb9680ee /arch/x86/mach-default/setup.c | |
| parent | Merge branches 'sched/rt' and 'sched/urgent' into sched/core (diff) | |
| parent | Linux 2.6.29-rc4 (diff) | |
| download | wireguard-linux-f437e8b53eab92a5829e65781e29aed23d8ffd0c.tar.xz wireguard-linux-f437e8b53eab92a5829e65781e29aed23d8ffd0c.zip | |
Merge commit 'v2.6.29-rc4' into sched/core
Diffstat (limited to 'arch/x86/mach-default/setup.c')
| -rw-r--r-- | arch/x86/mach-default/setup.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/x86/mach-default/setup.c b/arch/x86/mach-default/setup.c index df167f265622..a265a7c63190 100644 --- a/arch/x86/mach-default/setup.c +++ b/arch/x86/mach-default/setup.c @@ -38,6 +38,15 @@ void __init pre_intr_init_hook(void) init_ISA_irqs(); } +/* + * IRQ2 is cascade interrupt to second interrupt controller + */ +static struct irqaction irq2 = { + .handler = no_action, + .mask = CPU_MASK_NONE, + .name = "cascade", +}; + /** * intr_init_hook - post gate setup interrupt initialisation * @@ -53,6 +62,9 @@ void __init intr_init_hook(void) if (x86_quirks->arch_intr_init()) return; } + if (!acpi_ioapic) + setup_irq(2, &irq2); + } /** |