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Diffstat (limited to 'include/asm-i386/genapic.h')
| -rw-r--r-- | include/asm-i386/genapic.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/include/asm-i386/genapic.h b/include/asm-i386/genapic.h new file mode 100644 index 000000000000..fc813b2e8274 --- /dev/null +++ b/include/asm-i386/genapic.h @@ -0,0 +1,115 @@ +#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 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 (*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); + u32 (*phys_pkg_id)(u32 cpuid_apic, int index_msb); + + /* 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_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, \ + .no_balance_irq = NO_BALANCE_IRQ, \ + .no_ioapic_check = NO_IOAPIC_CHECK, \ + .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(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), \ + APICFUNC(phys_pkg_id), \ + } + +extern struct genapic *genapic; + +#endif |