| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __ASM_MACH_APIC_H | 
 | 2 | #define __ASM_MACH_APIC_H | 
 | 3 |  | 
 | 4 | #include <mach_apicdef.h> | 
 | 5 | #include <asm/smp.h> | 
 | 6 |  | 
 | 7 | #define APIC_DFR_VALUE	(APIC_DFR_FLAT) | 
 | 8 |  | 
 | 9 | static inline cpumask_t target_cpus(void) | 
 | 10 | {  | 
 | 11 | #ifdef CONFIG_SMP | 
 | 12 | 	return cpu_online_map; | 
 | 13 | #else | 
 | 14 | 	return cpumask_of_cpu(0); | 
 | 15 | #endif | 
 | 16 | }  | 
 | 17 | #define TARGET_CPUS (target_cpus()) | 
 | 18 |  | 
 | 19 | #define NO_BALANCE_IRQ (0) | 
 | 20 | #define esr_disable (0) | 
 | 21 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 22 | #define INT_DELIVERY_MODE dest_LowestPrio | 
 | 23 | #define INT_DEST_MODE 1     /* logical delivery broadcast to all procs */ | 
 | 24 |  | 
 | 25 | static inline unsigned long check_apicid_used(physid_mask_t bitmap, int apicid) | 
 | 26 | { | 
 | 27 | 	return physid_isset(apicid, bitmap); | 
 | 28 | } | 
 | 29 |  | 
 | 30 | static inline unsigned long check_apicid_present(int bit) | 
 | 31 | { | 
 | 32 | 	return physid_isset(bit, phys_cpu_present_map); | 
 | 33 | } | 
 | 34 |  | 
 | 35 | /* | 
 | 36 |  * Set up the logical destination ID. | 
 | 37 |  * | 
 | 38 |  * Intel recommends to set DFR, LDR and TPR before enabling | 
 | 39 |  * an APIC.  See e.g. "AP-388 82489DX User's Manual" (Intel | 
 | 40 |  * document number 292116).  So here it goes... | 
 | 41 |  */ | 
 | 42 | static inline void init_apic_ldr(void) | 
 | 43 | { | 
 | 44 | 	unsigned long val; | 
 | 45 |  | 
 | 46 | 	apic_write_around(APIC_DFR, APIC_DFR_VALUE); | 
 | 47 | 	val = apic_read(APIC_LDR) & ~APIC_LDR_MASK; | 
 | 48 | 	val |= SET_APIC_LOGICAL_ID(1UL << smp_processor_id()); | 
 | 49 | 	apic_write_around(APIC_LDR, val); | 
 | 50 | } | 
 | 51 |  | 
 | 52 | static inline physid_mask_t ioapic_phys_id_map(physid_mask_t phys_map) | 
 | 53 | { | 
 | 54 | 	return phys_map; | 
 | 55 | } | 
 | 56 |  | 
 | 57 | static inline void clustered_apic_check(void) | 
 | 58 | { | 
 | 59 | 	printk("Enabling APIC mode:  %s.  Using %d I/O APICs\n", | 
 | 60 | 					"Flat", nr_ioapics); | 
 | 61 | } | 
 | 62 |  | 
 | 63 | static inline int multi_timer_check(int apic, int irq) | 
 | 64 | { | 
 | 65 | 	return 0; | 
 | 66 | } | 
 | 67 |  | 
 | 68 | static inline int apicid_to_node(int logical_apicid) | 
 | 69 | { | 
 | 70 | 	return 0; | 
 | 71 | } | 
 | 72 |  | 
 | 73 | /* Mapping from cpu number to logical apicid */ | 
 | 74 | static inline int cpu_to_logical_apicid(int cpu) | 
 | 75 | { | 
 | 76 | 	return 1 << cpu; | 
 | 77 | } | 
 | 78 |  | 
 | 79 | static inline int cpu_present_to_apicid(int mps_cpu) | 
 | 80 | { | 
 | 81 | 	if (mps_cpu < get_physical_broadcast()) | 
 | 82 | 		return  mps_cpu; | 
 | 83 | 	else | 
 | 84 | 		return BAD_APICID; | 
 | 85 | } | 
 | 86 |  | 
 | 87 | static inline physid_mask_t apicid_to_cpu_present(int phys_apicid) | 
 | 88 | { | 
 | 89 | 	return physid_mask_of_physid(phys_apicid); | 
 | 90 | } | 
 | 91 |  | 
 | 92 | static inline int mpc_apic_id(struct mpc_config_processor *m,  | 
 | 93 | 			struct mpc_config_translation *translation_record) | 
 | 94 | { | 
 | 95 | 	printk("Processor #%d %ld:%ld APIC version %d\n", | 
 | 96 | 			m->mpc_apicid, | 
 | 97 | 			(m->mpc_cpufeature & CPU_FAMILY_MASK) >> 8, | 
 | 98 | 			(m->mpc_cpufeature & CPU_MODEL_MASK) >> 4, | 
 | 99 | 			m->mpc_apicver); | 
 | 100 | 	return (m->mpc_apicid); | 
 | 101 | } | 
 | 102 |  | 
 | 103 | static inline void setup_portio_remap(void) | 
 | 104 | { | 
 | 105 | } | 
 | 106 |  | 
 | 107 | static inline int check_phys_apicid_present(int boot_cpu_physical_apicid) | 
 | 108 | { | 
 | 109 | 	return physid_isset(boot_cpu_physical_apicid, phys_cpu_present_map); | 
 | 110 | } | 
 | 111 |  | 
 | 112 | static inline int apic_id_registered(void) | 
 | 113 | { | 
 | 114 | 	return physid_isset(GET_APIC_ID(apic_read(APIC_ID)), phys_cpu_present_map); | 
 | 115 | } | 
 | 116 |  | 
 | 117 | static inline unsigned int cpu_mask_to_apicid(cpumask_t cpumask) | 
 | 118 | { | 
 | 119 | 	return cpus_addr(cpumask)[0]; | 
 | 120 | } | 
 | 121 |  | 
 | 122 | static inline void enable_apic_mode(void) | 
 | 123 | { | 
 | 124 | } | 
 | 125 |  | 
 | 126 | static inline u32 phys_pkg_id(u32 cpuid_apic, int index_msb) | 
 | 127 | { | 
 | 128 | 	return cpuid_apic >> index_msb; | 
 | 129 | } | 
 | 130 |  | 
 | 131 | #endif /* __ASM_MACH_APIC_H */ |