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 * $DragonFly: src/sys/platform/vkernel/include/md_var.h,v 1.24 2008/03/20 02:14:54 dillon Exp $ 35 */ 36 37 #ifndef _MACHINE_MD_VAR_H_ 38 #define _MACHINE_MD_VAR_H_ 39 40 #ifndef _SYS_TYPES_H_ 41 #include <sys/types.h> 42 #endif 43 #ifndef _SYS_VKERNEL_H_ 44 #include <sys/vkernel.h> 45 #endif 46 #ifndef _NET_ETHERNET_H_ 47 #include <net/ethernet.h> 48 #endif 49 50 #define VKNETIF_MAX 16 51 #define VKDISK_MAX 16 52 #define SERNOLEN 30 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 enum vkdisk_type { VKD_EMPTY, VKD_DISK, VKD_CD } type; 66 char fname[MAXPATHLEN]; 67 char *serno; 68 }; 69 70 extern char sigcode[]; 71 extern int szsigcode; 72 extern vpte_t *KernelPTA; /* NOTE: Offset for direct VA translation */ 73 extern vpte_t *KernelPTD; 74 extern vm_offset_t crashdumpmap; 75 extern int cpu_fxsr; 76 77 extern char cpu_vendor[]; /* XXX belongs in i386 */ 78 extern u_int cpu_vendor_id; /* XXX belongs in i386 */ 79 extern u_int cpu_id; /* XXX belongs in i386 */ 80 81 extern struct vkdisk_info DiskInfo[VKDISK_MAX]; 82 extern int DiskNum; 83 extern int MemImageFd; 84 extern struct vknetif_info NetifInfo[VKNETIF_MAX]; 85 extern int NetifNum; 86 extern int _ucodesel, _udatasel; 87 88 extern int via_feature_xcrypt; 89 extern int via_feature_rng; 90 91 struct mdglobaldata; 92 struct __mcontext; 93 94 vpte_t *pmap_kpte(vm_offset_t va); 95 void cpu_gdinit (struct mdglobaldata *gd, int cpu); 96 97 void cpu_heavy_restore(void); /* cannot be called from C */ 98 void cpu_lwkt_restore(void); /* cannot be called from C */ 99 void cpu_idle_restore(void); /* cannot be called from C */ 100 void cpu_kthread_restore(void); /* cannot be called from C */ 101 thread_t cpu_exit_switch (struct thread *next); 102 void cpu_setregs (void); 103 void cpu_idle (void); 104 void cpu_mask_all_signals (void); 105 void cpu_unmask_all_signals (void); 106 void go_user (struct intrframe *frame); 107 108 void init_exceptions(void); 109 void init_kqueue(void); 110 void init_fpu(int supports_sse); 111 void kern_trap(struct trapframe *); 112 void user_trap(struct trapframe *); 113 void syscall2 (struct trapframe *); 114 void vcons_set_mode(int); 115 int npxdna(struct trapframe *); 116 void npxpush(struct __mcontext *mctx); 117 void npxpop(struct __mcontext *mctx); 118 119 void signalintr(int intr); 120 121 struct kqueue_info; 122 struct kqueue_info *kqueue_add(int, void (*)(void *, struct intrframe *), void *); 123 void kqueue_del(struct kqueue_info *); 124 struct kqueue_info *kqueue_add_timer(void (*func)(void *, struct intrframe *), void *data); 125 void kqueue_reload_timer(struct kqueue_info *info, int ms); 126 127 128 #endif 129