LXR linux/include/asm-x86/mpspec.h

   1#ifndef _AM_X86_MPSPEC_H
   2#define _AM_X86_MPSPEC_H
   3
   4#include <asm/mpspec_def.h>
   5
   6#ifdef CONFIG_X86_32
   7#include <mach_mpspec.h>
   8
   9extern int mp_bus_id_to_type[MAX_MP_BUSSES];
  10extern int mp_bus_id_to_node[MAX_MP_BUSSES];
  11extern int mp_bus_id_to_local[MAX_MP_BUSSES];
  12extern int quad_local_to_mp_bus_id[NR_CPUS/4][4];
  13
  14extern unsigned int def_to_bigsmp;
  15extern int apic_version[MAX_APICS];
  16extern u8 apicid_2_node[];
  17extern int pic_mode;
  18
  19#define MAX_APICID 256
  20
  21#else
  22
  23#define MAX_MP_BUSSES 256
  24/* Each PCI slot may be a combo card with its own bus.  4 IRQ pins per slot. */
  25#define MAX_IRQ_SOURCES (MAX_MP_BUSSES * 4)
  26
  27extern DECLARE_BITMAP(mp_bus_not_pci, MAX_MP_BUSSES);
  28
  29#endif
  30
  31extern int mp_bus_id_to_pci_bus[MAX_MP_BUSSES];
  32
  33extern unsigned int boot_cpu_physical_apicid;
  34extern int smp_found_config;
  35extern int nr_ioapics;
  36extern int mp_irq_entries;
  37extern struct mpc_config_intsrc mp_irqs[MAX_IRQ_SOURCES];
  38extern int mpc_default_type;
  39extern unsigned long mp_lapic_addr;
  40
  41extern void find_smp_config(void);
  42extern void get_smp_config(void);
  43
  44#ifdef CONFIG_ACPI
  45extern void mp_register_lapic(u8 id, u8 enabled);
  46extern void mp_register_lapic_address(u64 address);
  47extern void mp_register_ioapic(u8 id, u32 address, u32 gsi_base);
  48extern void mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger,
  49                                   u32 gsi);
  50extern void mp_config_acpi_legacy_irqs(void);
  51extern int mp_register_gsi(u32 gsi, int edge_level, int active_high_low);
  52#endif /* CONFIG_ACPI */
  53
  54#define PHYSID_ARRAY_SIZE       BITS_TO_LONGS(MAX_APICS)
  55
  56struct physid_mask
  57{
  58        unsigned long mask[PHYSID_ARRAY_SIZE];
  59};
  60
  61typedef struct physid_mask physid_mask_t;
  62
  63#define physid_set(physid, map)                 set_bit(physid, (map).mask)
  64#define physid_clear(physid, map)               clear_bit(physid, (map).mask)
  65#define physid_isset(physid, map)               test_bit(physid, (map).mask)
  66#define physid_test_and_set(physid, map) \
  67        test_and_set_bit(physid, (map).mask)
  68
  69#define physids_and(dst, src1, src2) \
  70        bitmap_and((dst).mask, (src1).mask, (src2).mask, MAX_APICS)
  71
  72#define physids_or(dst, src1, src2) \
  73        bitmap_or((dst).mask, (src1).mask, (src2).mask, MAX_APICS)
  74
  75#define physids_clear(map) \
  76        bitmap_zero((map).mask, MAX_APICS)
  77
  78#define physids_complement(dst, src) \
  79        bitmap_complement((dst).mask, (src).mask, MAX_APICS)
  80
  81#define physids_empty(map) \
  82        bitmap_empty((map).mask, MAX_APICS)
  83
  84#define physids_equal(map1, map2) \
  85        bitmap_equal((map1).mask, (map2).mask, MAX_APICS)
  86
  87#define physids_weight(map) \
  88        bitmap_weight((map).mask, MAX_APICS)
  89
  90#define physids_shift_right(d, s, n) \
  91        bitmap_shift_right((d).mask, (s).mask, n, MAX_APICS)
  92
  93#define physids_shift_left(d, s, n) \
  94        bitmap_shift_left((d).mask, (s).mask, n, MAX_APICS)
  95
  96#define physids_coerce(map)                     ((map).mask[0])
  97
  98#define physids_promote(physids)                                        \
  99        ({                                                              \
 100                physid_mask_t __physid_mask = PHYSID_MASK_NONE;         \
 101                __physid_mask.mask[0] = physids;                        \
 102                __physid_mask;                                          \
 103        })
 104
 105#define physid_mask_of_physid(physid)                                   \
 106        ({                                                              \
 107                physid_mask_t __physid_mask = PHYSID_MASK_NONE;         \
 108                physid_set(physid, __physid_mask);                      \
 109                __physid_mask;                                          \
 110        })
 111
 112#define PHYSID_MASK_ALL         { {[0 ... PHYSID_ARRAY_SIZE-1] = ~0UL} }
 113#define PHYSID_MASK_NONE        { {[0 ... PHYSID_ARRAY_SIZE-1] = 0UL} }
 114
 115extern physid_mask_t phys_cpu_present_map;
 116
 117#endif
 118