#ifndef _ASM_GENAPIC_H #define _ASM_GENAPIC_H 1 #include <asm/mpspec.h> /* * Generic APIC driver interface. * * An straight forward mapping of the APIC related parts of the * x86 subarchitecture interface to a dynamic object. * * This is used by the "generic" x86 subarchitecture. * * Copyright 2003 Andi Kleen, SuSE Labs. */ struct mpc_config_bus; struct mp_config_table; struct mpc_config_processor; struct genapic { char *name; int (*probe)(void); int (*apic_id_registered)(void); cpumask_t (*target_cpus)(void); int int_delivery_mode; int int_dest_mode; int ESR_DISABLE; int apic_destination_logical; unsigned long (*check_apicid_used)(physid_mask_t bitmap, int apicid); unsigned long (*check_apicid_present)(int apicid); int no_balance_irq; int no_ioapic_check; void (*init_apic_ldr)(void); physid_mask_t (*ioapic_phys_id_map)(physid_mask_t map); void (*setup_apic_routing)(void); int (*multi_timer_check)(int apic, int irq); int (*apicid_to_node)(int logical_apicid); int (*cpu_to_logical_apicid)(int cpu); int (*cpu_present_to_apicid)(int mps_cpu); physid_mask_t (*apicid_to_cpu_present)(int phys_apicid); void (*setup_portio_remap)(void); int (*check_phys_apicid_present)(int boot_cpu_physical_apicid); void (*enable_apic_mode)(void); u32 (*phys_pkg_id)(u32 cpuid_apic, int index_msb); /* mpparse */ /* When one of the next two hooks returns 1 the genapic is switched to this. Essentially they are additional probe functions. */ int (*mps_oem_check)(struct mp_config_table *mpc, char *oem, char *productid); int (*acpi_madt_oem_check)(char *oem_id, char *oem_table_id); unsigned (*get_apic_id)(unsigned long x); unsigned long apic_id_mask; unsigned int (*cpu_mask_to_apicid)(cpumask_t cpumask); #ifdef CONFIG_SMP /* ipi */ void (*send_IPI_mask)(cpumask_t mask, int vector); void (*send_IPI_allbutself)(int vector); void (*send_IPI_all)(int vector); #endif }; #define APICFUNC(x) .x = x, /* More functions could be probably marked IPIFUNC and save some space in UP GENERICARCH kernels, but I don't have the nerve right now to untangle this mess. -AK */ #ifdef CONFIG_SMP #define IPIFUNC(x) APICFUNC(x) #else #define IPIFUNC(x) #endif #define APIC_INIT(aname, aprobe) \ { \ .name = aname, \ .probe = aprobe, \ .int_delivery_mode = INT_DELIVERY_MODE, \ .int_dest_mode = INT_DEST_MODE, \ .no_balance_irq = NO_BALANCE_IRQ, \ .ESR_DISABLE = esr_disable, \ .apic_destination_logical = APIC_DEST_LOGICAL, \ APICFUNC(apic_id_registered) \ APICFUNC(target_cpus) \ APICFUNC(check_apicid_used) \ APICFUNC(check_apicid_present) \ APICFUNC(init_apic_ldr) \ APICFUNC(ioapic_phys_id_map) \ APICFUNC(setup_apic_routing) \ APICFUNC(multi_timer_check) \ APICFUNC(apicid_to_node) \ APICFUNC(cpu_to_logical_apicid) \ APICFUNC(cpu_present_to_apicid) \ APICFUNC(apicid_to_cpu_present) \ APICFUNC(setup_portio_remap) \ APICFUNC(check_phys_apicid_present) \ APICFUNC(mps_oem_check) \ APICFUNC(get_apic_id) \ .apic_id_mask = APIC_ID_MASK, \ APICFUNC(cpu_mask_to_apicid) \ APICFUNC(acpi_madt_oem_check) \ IPIFUNC(send_IPI_mask) \ IPIFUNC(send_IPI_allbutself) \ IPIFUNC(send_IPI_all) \ APICFUNC(enable_apic_mode) \ APICFUNC(phys_pkg_id) \ } extern struct genapic *genapic; enum uv_system_type {UV_NONE, UV_LEGACY_APIC, UV_X2APIC, UV_NON_UNIQUE_APIC}; #define get_uv_system_type() UV_NONE #define is_uv_system() 0 #define uv_wakeup_secondary(a, b) 1 #endif