genapic_64.h 1.7 KB

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  1. #ifndef _ASM_GENAPIC_H
  2. #define _ASM_GENAPIC_H 1
  3. /*
  4. * Copyright 2004 James Cleverdon, IBM.
  5. * Subject to the GNU Public License, v.2
  6. *
  7. * Generic APIC sub-arch data struct.
  8. *
  9. * Hacked for x86-64 by James Cleverdon from i386 architecture code by
  10. * Martin Bligh, Andi Kleen, James Bottomley, John Stultz, and
  11. * James Cleverdon.
  12. */
  13. struct genapic {
  14. char *name;
  15. u32 int_delivery_mode;
  16. u32 int_dest_mode;
  17. int (*apic_id_registered)(void);
  18. cpumask_t (*target_cpus)(void);
  19. cpumask_t (*vector_allocation_domain)(int cpu);
  20. void (*init_apic_ldr)(void);
  21. /* ipi */
  22. void (*send_IPI_mask)(cpumask_t mask, int vector);
  23. void (*send_IPI_allbutself)(int vector);
  24. void (*send_IPI_all)(int vector);
  25. void (*send_IPI_self)(int vector);
  26. /* */
  27. unsigned int (*cpu_mask_to_apicid)(cpumask_t cpumask);
  28. unsigned int (*phys_pkg_id)(int index_msb);
  29. unsigned int (*read_apic_id)(void);
  30. };
  31. extern struct genapic *genapic;
  32. extern struct genapic apic_flat;
  33. extern struct genapic apic_physflat;
  34. extern struct genapic apic_x2apic_cluster;
  35. extern struct genapic apic_x2apic_phys;
  36. extern int acpi_madt_oem_check(char *, char *);
  37. extern void apic_send_IPI_self(int vector);
  38. enum uv_system_type {UV_NONE, UV_LEGACY_APIC, UV_X2APIC, UV_NON_UNIQUE_APIC};
  39. extern enum uv_system_type get_uv_system_type(void);
  40. extern int is_uv_system(void);
  41. extern struct genapic apic_x2apic_uv_x;
  42. DECLARE_PER_CPU(int, x2apic_extra_bits);
  43. extern void uv_cpu_init(void);
  44. extern int uv_wakeup_secondary(int phys_apicid, unsigned int start_rip);
  45. extern void setup_apic_routing(void);
  46. #ifdef CONFIG_X86_IO_APIC
  47. extern void force_mask_ioapic_irq_2(void);
  48. #else
  49. static inline void force_mask_ioapic_irq_2(void) { }
  50. #endif
  51. #endif