x86: Write correct bus number for the irq router
We should write correct bus number to the PIRQ routing table for the
irq router from device tree, instead of hard-coded zero.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/x86/cpu/irq.c b/arch/x86/cpu/irq.c
index 74b89ad..7d5ccc1 100644
--- a/arch/x86/cpu/irq.c
+++ b/arch/x86/cpu/irq.c
@@ -161,7 +161,7 @@
/* Populate the PIRQ table fields */
rt->signature = PIRQ_SIGNATURE;
rt->version = PIRQ_VERSION;
- rt->rtr_bus = 0;
+ rt->rtr_bus = PCI_BUS(irq_router.bdf);
rt->rtr_devfn = (PCI_DEV(irq_router.bdf) << 3) |
PCI_FUNC(irq_router.bdf);
rt->rtr_vendor = PCI_VENDOR_ID_INTEL;