Subversion Repositories shark

#ifndef _ASM_GENAPIC_H
#define _ASM_GENAPIC_H 1

/*
 * 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_translation;
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 apic_broadcast_id;
        int esr_disable;
        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 (*clustered_apic_check)(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);
        int (*mpc_apic_id)(struct mpc_config_processor *m,
                           struct mpc_config_translation *t);
        void (*setup_portio_remap)(void);
        int (*check_phys_apicid_present)(int boot_cpu_physical_apicid);
        void (*enable_apic_mode)(void);

        /* mpparse */
        void (*mpc_oem_bus_info)(struct mpc_config_bus *, char *,
                                 struct mpc_config_translation *);
        void (*mpc_oem_pci_bus)(struct mpc_config_bus *,
                                struct mpc_config_translation *);

        /* 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_const_t cpumask);
       
        /* ipi */
        void (*send_IPI_mask)(cpumask_t mask, int vector);
        void (*send_IPI_allbutself)(int vector);
        void (*send_IPI_all)(int vector);
};

#define APICFUNC(x) .x = x

#define APIC_INIT(aname, aprobe) { \
        .name = aname, \
        .probe = aprobe, \
        .int_delivery_mode = INT_DELIVERY_MODE, \
        .int_dest_mode = INT_DEST_MODE, \
        .apic_broadcast_id = APIC_BROADCAST_ID, \
        .no_balance_irq = NO_BALANCE_IRQ, \
        .no_ioapic_check = NO_IOAPIC_CHECK, \
        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(clustered_apic_check), \
        APICFUNC(multi_timer_check), \
        APICFUNC(apicid_to_node), \
        APICFUNC(cpu_to_logical_apicid), \
        APICFUNC(cpu_present_to_apicid), \
        APICFUNC(apicid_to_cpu_present), \
        APICFUNC(mpc_apic_id), \
        APICFUNC(setup_portio_remap), \
        APICFUNC(check_phys_apicid_present), \
        APICFUNC(mpc_oem_bus_info), \
        APICFUNC(mpc_oem_pci_bus), \
        APICFUNC(mps_oem_check), \
        APICFUNC(get_apic_id), \
        .apic_id_mask = APIC_ID_MASK, \
        APICFUNC(cpu_mask_to_apicid), \
        APICFUNC(acpi_madt_oem_check), \
        APICFUNC(send_IPI_mask), \
        APICFUNC(send_IPI_allbutself), \
        APICFUNC(send_IPI_all), \
        APICFUNC(enable_apic_mode), \
        }

extern struct genapic *genapic;

#endif