2 #define _ASM_GENAPIC_H 1
4 #include <asm/mpspec.h>
7 * Generic APIC driver interface.
9 * An straight forward mapping of the APIC related parts of the
10 * x86 subarchitecture interface to a dynamic object.
12 * This is used by the "generic" x86 subarchitecture.
14 * Copyright 2003 Andi Kleen, SuSE Labs.
17 struct mpc_config_translation;
18 struct mpc_config_bus;
19 struct mp_config_table;
20 struct mpc_config_processor;
26 int (*apic_id_registered)(void);
27 cpumask_t (*target_cpus)(void);
28 int int_delivery_mode;
31 int apic_destination_logical;
32 unsigned long (*check_apicid_used)(physid_mask_t bitmap, int apicid);
33 unsigned long (*check_apicid_present)(int apicid);
36 void (*init_apic_ldr)(void);
37 physid_mask_t (*ioapic_phys_id_map)(physid_mask_t map);
39 void (*setup_apic_routing)(void);
40 int (*multi_timer_check)(int apic, int irq);
41 int (*apicid_to_node)(int logical_apicid);
42 int (*cpu_to_logical_apicid)(int cpu);
43 int (*cpu_present_to_apicid)(int mps_cpu);
44 physid_mask_t (*apicid_to_cpu_present)(int phys_apicid);
45 void (*setup_portio_remap)(void);
46 int (*check_phys_apicid_present)(int boot_cpu_physical_apicid);
47 void (*enable_apic_mode)(void);
48 u32 (*phys_pkg_id)(u32 cpuid_apic, int index_msb);
51 void (*mpc_oem_bus_info)(struct mpc_config_bus *, char *,
52 struct mpc_config_translation *);
53 void (*mpc_oem_pci_bus)(struct mpc_config_bus *,
54 struct mpc_config_translation *);
56 /* When one of the next two hooks returns 1 the genapic
57 is switched to this. Essentially they are additional probe
59 int (*mps_oem_check)(struct mp_config_table *mpc, char *oem,
61 int (*acpi_madt_oem_check)(char *oem_id, char *oem_table_id);
63 unsigned (*get_apic_id)(unsigned long x);
64 unsigned long apic_id_mask;
65 unsigned int (*cpu_mask_to_apicid)(cpumask_t cpumask);
69 void (*send_IPI_mask)(cpumask_t mask, int vector);
70 void (*send_IPI_allbutself)(int vector);
71 void (*send_IPI_all)(int vector);
75 #define APICFUNC(x) .x = x,
77 /* More functions could be probably marked IPIFUNC and save some space
78 in UP GENERICARCH kernels, but I don't have the nerve right now
79 to untangle this mess. -AK */
81 #define IPIFUNC(x) APICFUNC(x)
86 #define APIC_INIT(aname, aprobe) { \
89 .int_delivery_mode = INT_DELIVERY_MODE, \
90 .int_dest_mode = INT_DEST_MODE, \
91 .no_balance_irq = NO_BALANCE_IRQ, \
92 .ESR_DISABLE = esr_disable, \
93 .apic_destination_logical = APIC_DEST_LOGICAL, \
94 APICFUNC(apic_id_registered) \
95 APICFUNC(target_cpus) \
96 APICFUNC(check_apicid_used) \
97 APICFUNC(check_apicid_present) \
98 APICFUNC(init_apic_ldr) \
99 APICFUNC(ioapic_phys_id_map) \
100 APICFUNC(setup_apic_routing) \
101 APICFUNC(multi_timer_check) \
102 APICFUNC(apicid_to_node) \
103 APICFUNC(cpu_to_logical_apicid) \
104 APICFUNC(cpu_present_to_apicid) \
105 APICFUNC(apicid_to_cpu_present) \
106 APICFUNC(setup_portio_remap) \
107 APICFUNC(check_phys_apicid_present) \
108 APICFUNC(mpc_oem_bus_info) \
109 APICFUNC(mpc_oem_pci_bus) \
110 APICFUNC(mps_oem_check) \
111 APICFUNC(get_apic_id) \
112 .apic_id_mask = APIC_ID_MASK, \
113 APICFUNC(cpu_mask_to_apicid) \
114 APICFUNC(acpi_madt_oem_check) \
115 IPIFUNC(send_IPI_mask) \
116 IPIFUNC(send_IPI_allbutself) \
117 IPIFUNC(send_IPI_all) \
118 APICFUNC(enable_apic_mode) \
119 APICFUNC(phys_pkg_id) \
122 extern struct genapic *genapic;