@@ -91,7 +91,15 @@ const u8 pci_irqs[4] = {
10, 10, 11, 11
};
-static int (*pci_slot_get_irq)(struct pci_device *pci, int pin);
+static int dummy_pci_slot_get_irq(struct pci_device *pci, int pin)
+{
+ dprintf(1, "pci_slot_get_irq called with unknown routing\n");
+
+ return 0xff; /* PCI defined "unknown" or "no connection" for x86 */
+}
+
+static int (*pci_slot_get_irq)(struct pci_device *pci, int pin) =
+ dummy_pci_slot_get_irq;
// Return the global irq number corresponding to a host bus device irq pin.
static int piix_pci_slot_get_irq(struct pci_device *pci, int pin)
This should never get called, but if we somehow get a new chipset that fails to implement their own pci_slot_get_irq function, fail gracefully and add a debug log message. Signed-off-by: Alex Williamson <alex.williamson@redhat.com> --- src/pciinit.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-)