2 * Copyright (c) 2006 The DragonFly Project. All rights reserved.
4 * This code is derived from software contributed to The DragonFly Project
5 * by Matthew Dillon <dillon@backplane.com>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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
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.
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
35 #ifndef _MACHINE_MD_VAR_H_
36 #define _MACHINE_MD_VAR_H_
39 #include <sys/types.h>
41 #ifndef _SYS_VKERNEL_H_
42 #include <sys/vkernel.h>
44 #ifndef _NET_ETHERNET_H_
45 #include <net/ethernet.h>
48 #define VKNETIF_MAX 16
62 enum vkdisk_type { VKD_EMPTY, VKD_DISK, VKD_CD } type;
63 char fname[MAXPATHLEN];
66 extern char sigcode[];
68 extern vpte_t *KernelPTA; /* NOTE: Offset for direct VA translation */
69 extern vpte_t *KernelPTD;
70 extern vm_offset_t crashdumpmap;
73 extern char cpu_vendor[]; /* XXX belongs in i386 */
74 extern u_int cpu_vendor_id; /* XXX belongs in i386 */
75 extern u_int cpu_id; /* XXX belongs in i386 */
77 extern struct vkdisk_info DiskInfo[VKDISK_MAX];
79 extern int MemImageFd;
80 extern struct vknetif_info NetifInfo[VKNETIF_MAX];
82 extern int _ucodesel, _udatasel;
84 extern int via_feature_xcrypt;
85 extern int via_feature_rng;
90 vpte_t *pmap_kpte(vm_offset_t va);
91 void cpu_gdinit (struct mdglobaldata *gd, int cpu);
93 void cpu_heavy_restore(void); /* cannot be called from C */
94 void cpu_lwkt_restore(void); /* cannot be called from C */
95 void cpu_idle_restore(void); /* cannot be called from C */
96 void cpu_kthread_restore(void); /* cannot be called from C */
97 thread_t cpu_exit_switch (struct thread *next);
98 void cpu_setregs (void);
100 void cpu_mask_all_signals (void);
101 void cpu_unmask_all_signals (void);
102 void go_user (struct intrframe *frame);
104 void init_exceptions(void);
105 void init_kqueue(void);
106 void init_fpu(int supports_sse);
107 void kern_trap(struct trapframe *);
108 void user_trap(struct trapframe *);
109 void syscall2 (struct trapframe *);
110 void vcons_set_mode(int);
111 int npxdna(struct trapframe *);
112 void npxpush(struct __mcontext *mctx);
113 void npxpop(struct __mcontext *mctx);
115 void signalintr(int intr);
118 struct kqueue_info *kqueue_add(int, void (*)(void *, struct intrframe *), void *);
119 void kqueue_del(struct kqueue_info *);
120 struct kqueue_info *kqueue_add_timer(void (*func)(void *, struct intrframe *), void *data);
121 void kqueue_reload_timer(struct kqueue_info *info, int ms);