sys/arch/x86/include/mpconfig.h

   1 /*      $NetBSD: mpconfig.h,v 1.14 2012/06/15 13:57:59 yamt Exp $       */
   2
   3 /*
   4  * Definitions originally from the mpbios code, but now used for ACPI
   5  * MP config as well.
   6  */
   7
   8 #ifndef _X86_MPCONFIG_H_
   9 #define _X86_MPCONFIG_H_
  10
  11 /*
  12  * XXX
  13  */
  14 #include <sys/bus.h>
  15 #include <dev/pci/pcivar.h>
  16 #include <machine/pci_machdep.h>
  17
  18 /*
  19  * Interrupt types
  20  */
  21 #define MPS_INTTYPE_INT         0
  22 #define MPS_INTTYPE_NMI         1
  23 #define MPS_INTTYPE_SMI         2
  24 #define MPS_INTTYPE_ExtINT      3
  25
  26 #define MPS_INTPO_DEF           0
  27 #define MPS_INTPO_ACTHI         1
  28 #define MPS_INTPO_ACTLO         3
  29
  30 #define MPS_INTTR_DEF           0
  31 #define MPS_INTTR_EDGE          1
  32 #define MPS_INTTR_LEVEL         3
  33
  34 #ifndef _LOCORE
  35
  36 struct mpbios_int;
  37
  38 struct mp_bus
  39 {
  40         const char *mb_name;            /* XXX bus name */
  41         int mb_idx;             /* XXX bus index */
  42         void (*mb_intr_print)(int);
  43         void (*mb_intr_cfg)(const struct mpbios_int *, uint32_t *);
  44         struct mp_intr_map *mb_intrs;
  45         uint32_t mb_data;       /* random bus-specific datum. */
  46         device_t mb_dev;        /* has been autoconfigured if mb_dev != NULL */
  47         pcitag_t *mb_pci_bridge_tag;
  48         pci_chipset_tag_t mb_pci_chipset_tag;
  49 };
  50
  51 struct mp_intr_map
  52 {
  53         struct mp_intr_map *next;
  54         struct mp_bus *bus;
  55         /*
  56          * encoding of bus_pin is mp_bus dependant.
  57          * for pci, bus_pin = (pci_device_number << 2) | pin
  58          * where pin is 0=INTA ... 3=INTD.
  59          */
  60         int bus_pin;
  61         struct pic *ioapic;     /* NULL for local apic */
  62         int ioapic_pin;
  63         int ioapic_ih;          /* int handle, see i82093var.h for encoding */
  64         int type;               /* from mp spec intr record */
  65         int flags;              /* from mp spec intr record */
  66         uint32_t redir;
  67         uint32_t cpu_id;
  68         int global_int;         /* ACPI global interrupt number */
  69         int sflags;             /* other, software flags (see below) */
  70         void *linkdev;
  71         int sourceindex;
  72 };
  73
  74 #define MPI_OVR         0x0001  /* Was overridden by an ACPI OVR */
  75
  76 #if defined(_KERNEL)
  77 extern int mp_verbose;
  78 extern struct mp_bus *mp_busses;
  79 extern struct mp_intr_map *mp_intrs;
  80 extern int mp_nintr;
  81 extern int mp_isa_bus, mp_eisa_bus;
  82 extern int mp_nbus;
  83 int mp_pci_scan(device_t, struct pcibus_attach_args *, cfprint_t);
  84 void mp_pci_childdetached(device_t, device_t);
  85 #endif
  86 #endif
  87
  88 #endif /* _X86_MPCONFIG_H_ */