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#ifndef __ASM_MACH_APIC_H #define __ASM_MACH_APIC_H #include <mach_apicdef.h> #include <asm/smp.h> #define APIC_DFR_VALUE (APIC_DFR_FLAT) #define no_balance_irq (0) #define esr_disable (0) #define INT_DELIVERY_MODE dest_LowestPrio #define INT_DEST_MODE 1 /* logical delivery broadcast to all procs */ #ifdef CONFIG_SMP #define TARGET_CPUS cpu_online_map #else #define TARGET_CPUS cpumask_of_cpu(0) #endif #define check_apicid_used(bitmap, apicid) physid_isset(apicid, bitmap) #define check_apicid_present(bit) physid_isset(bit, phys_cpu_present_map) static inline int apic_id_registered(void) { return physid_isset(GET_APIC_ID(apic_read(APIC_ID)), phys_cpu_present_map); } /* * Set up the logical destination ID. * * Intel recommends to set DFR, LDR and TPR before enabling * an APIC. See e.g. "AP-388 82489DX User's Manual" (Intel * document number 292116). So here it goes... */ static inline void init_apic_ldr(void) { unsigned long val; apic_write_around(APIC_DFR, APIC_DFR_VALUE); val = apic_read(APIC_LDR) & ~APIC_LDR_MASK; val |= SET_APIC_LOGICAL_ID(1UL << smp_processor_id()); apic_write_around(APIC_LDR, val); } static inline void summit_check(char *oem, char *productid) { } static inline void clustered_apic_check(void) { } /* Mapping from cpu number to logical apicid */ static inline int cpu_to_logical_apicid(int cpu) { return 1 << cpu; } static inline int cpu_present_to_apicid(int mps_cpu) { if (mps_cpu < get_physical_broadcast()) return mps_cpu; else return BAD_APICID; } static inline physid_mask_t apicid_to_cpu_present(int apicid) { return physid_mask_of_physid(apicid); } #define WAKE_SECONDARY_VIA_INIT static inline void setup_portio_remap(void) { } static inline void enable_apic_mode(void) { } static inline int check_phys_apicid_present(int boot_cpu_physical_apicid) { return physid_isset(boot_cpu_physical_apicid, phys_cpu_present_map); } static inline unsigned int cpu_mask_to_apicid(cpumask_t cpumask) { return cpus_addr(cpumask)[0]; } static inline u32 phys_pkg_id(u32 cpuid_apic, int index_msb) { return cpuid_apic >> index_msb; } #endif /* __ASM_MACH_APIC_H */