extern void mp_register_ioapic (u8 id, u32 address, u32 gsi_base);
extern void mp_override_legacy_irq (u8 bus_irq, u8 polarity, u8 trigger, u32 gsi);
extern void mp_config_acpi_legacy_irqs (void);
-extern void mp_register_gsi (u32 gsi, int edge_level, int active_high_low);
+extern int mp_register_gsi (u32 gsi, int edge_level, int active_high_low);
#endif /*CONFIG_ACPI_BOOT*/
#define PHYSID_ARRAY_SIZE BITS_TO_LONGS(MAX_APICS)