sys/platform/vkernel64/include/md_var.h

   1 /*
   2  * Copyright (c) 2006 The DragonFly Project.  All rights reserved.
   3  *
   4  * This code is derived from software contributed to The DragonFly Project
   5  * by Matthew Dillon <dillon@backplane.com>
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  *
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in
  15  *    the documentation and/or other materials provided with the
  16  *    distribution.
  17  * 3. Neither the name of The DragonFly Project nor the names of its
  18  *    contributors may be used to endorse or promote products derived
  19  *    from this software without specific, prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  24  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
  25  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  26  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
  27  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  28  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  29  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  30  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  31  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  */
  34
  35 #ifndef _MACHINE_MD_VAR_H_
  36 #define _MACHINE_MD_VAR_H_
  37
  38 #ifndef _SYS_TYPES_H_
  39 #include <sys/types.h>
  40 #endif
  41 #ifndef _SYS_VKERNEL_H_
  42 #include <sys/vkernel.h>
  43 #endif
  44 #ifndef _NET_ETHERNET_H_
  45 #include <net/ethernet.h>
  46 #endif
  47
  48 #define VKNETIF_MAX     16
  49 #define VKDISK_MAX      16
  50 #define SERNOLEN        30
  51
  52 #define pagezero(addr)  bzero((addr), PAGE_SIZE)
  53
  54 struct vknetif_info {
  55         int             tap_fd;
  56         int             tap_unit;
  57         in_addr_t       netif_addr;
  58         in_addr_t       netif_mask;
  59         u_char          *enaddr;
  60 };
  61
  62 struct vkdisk_info {
  63         int fd;
  64         int unit;
  65         int flags;
  66         int reserved01;
  67         enum vkdisk_type { VKD_EMPTY, VKD_DISK, VKD_CD } type;
  68         char fname[MAXPATHLEN];
  69         char *serno;
  70 };
  71
  72 extern  char    sigcode[];
  73 extern  int     szsigcode;
  74 extern  vpte_t  *KernelPTA;     /* NOTE: Offset for direct VA translation */
  75 extern  vpte_t  *KernelPTD;
  76 extern  vm_offset_t crashdumpmap;
  77 extern  int     cpu_fxsr;
  78 extern  pthread_t ap_tids[MAXCPU];
  79
  80 extern  char    cpu_vendor[];   /* XXX belongs in pc64 */
  81 extern  u_int   cpu_vendor_id;  /* XXX belongs in pc64 */
  82 extern  u_int   cpu_id;         /* XXX belongs in pc64 */
  83
  84 extern struct vkdisk_info DiskInfo[VKDISK_MAX];
  85 extern int      DiskNum;
  86 extern int      MemImageFd;
  87 extern struct vknetif_info NetifInfo[VKNETIF_MAX];
  88 extern int      NetifNum;
  89 extern int      _ucodesel, _udatasel;
  90
  91 extern int      via_feature_xcrypt;
  92 extern int      via_feature_rng;
  93
  94 struct mdglobaldata;
  95 struct __mcontext;
  96
  97 vpte_t *pmap_kpte(vm_offset_t va);
  98 void cpu_gdinit (struct mdglobaldata *gd, int cpu);
  99
 100 void cpu_heavy_restore(void);   /* cannot be called from C */
 101 void cpu_lwkt_restore(void);    /* cannot be called from C */
 102 void cpu_idle_restore(void);    /* cannot be called from C */
 103 void cpu_kthread_restore(void); /* cannot be called from C */
 104 thread_t cpu_exit_switch (struct thread *next);
 105 void cpu_setregs (void);
 106 void cpu_idle (void);
 107 void cpu_mask_all_signals (void);
 108 void cpu_unmask_all_signals (void);
 109 void go_user (struct intrframe *frame);
 110
 111 void init_exceptions(void);
 112 void init_kqueue(void);
 113 void init_fpu(int supports_sse);
 114 void kern_trap(struct trapframe *);
 115 void user_trap(struct trapframe *);
 116 void syscall2 (struct trapframe *);
 117 void vcons_set_mode(int);
 118 int npxdna(struct trapframe *);
 119 void npxpush(struct __mcontext *mctx);
 120 void npxpop(struct __mcontext *mctx);
 121 void kqueue_intr(struct intrframe *);
 122 void vktimer_intr(struct intrframe *);
 123
 124 void signalintr(int intr);
 125
 126 struct kqueue_info;
 127 struct kqueue_info *kqueue_add(int, void (*)(void *, struct intrframe *), void *);
 128 void kqueue_del(struct kqueue_info *);
 129
 130 #endif