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 #ifndef _SYS__PTHREADTYPES_H_ 48 #include <sys/_pthreadtypes.h> 49 #endif 50 51 #define VKNETIF_MAX 16 52 #define VKDISK_MAX 16 53 #define SERNOLEN 30 54 55 #define pagezero(addr) bzero((addr), PAGE_SIZE) 56 57 struct vknetif_info { 58 int tap_fd; 59 int tap_unit; 60 in_addr_t netif_addr; 61 in_addr_t netif_mask; 62 u_char *enaddr; 63 }; 64 65 struct vkdisk_info { 66 int fd; 67 int unit; 68 int flags; 69 int reserved01; 70 enum vkdisk_type { VKD_EMPTY, VKD_DISK, VKD_CD } type; 71 char fname[MAXPATHLEN]; 72 char *serno; 73 }; 74 75 extern char sigcode[]; 76 extern int szsigcode; 77 extern vpte_t *KernelPTA; /* NOTE: Offset for direct VA translation */ 78 extern vpte_t *KernelPTD; 79 extern vm_offset_t crashdumpmap; 80 extern int cpu_fxsr; 81 extern pthread_t ap_tids[MAXCPU]; 82 83 extern char cpu_vendor[]; /* XXX belongs in pc64 */ 84 extern u_int cpu_vendor_id; /* XXX belongs in pc64 */ 85 extern u_int cpu_id; /* XXX belongs in pc64 */ 86 87 extern struct vkdisk_info DiskInfo[VKDISK_MAX]; 88 extern int DiskNum; 89 extern int MemImageFd; 90 extern struct vknetif_info NetifInfo[VKNETIF_MAX]; 91 extern int NetifNum; 92 extern int _ucodesel, _udatasel; 93 94 extern int via_feature_xcrypt; 95 extern int via_feature_rng; 96 97 struct mdglobaldata; 98 struct __mcontext; 99 100 vpte_t *pmap_kpte(vm_offset_t va); 101 void cpu_gdinit (struct mdglobaldata *gd, int cpu); 102 103 void cpu_heavy_restore(void); /* cannot be called from C */ 104 void cpu_lwkt_restore(void); /* cannot be called from C */ 105 void cpu_idle_restore(void); /* cannot be called from C */ 106 void cpu_kthread_restore(void); /* cannot be called from C */ 107 thread_t cpu_exit_switch (struct thread *next); 108 void cpu_setregs (void); 109 void cpu_idle (void); 110 void cpu_mask_all_signals (void); 111 void cpu_unmask_all_signals (void); 112 void go_user (struct intrframe *frame); 113 114 void init_exceptions(void); 115 void init_kqueue(void); 116 void init_fpu(int supports_sse); 117 void kern_trap(struct trapframe *); 118 void user_trap(struct trapframe *); 119 void syscall2 (struct trapframe *); 120 void vcons_set_mode(int); 121 int npxdna(struct trapframe *); 122 void npxpush(struct __mcontext *mctx); 123 void npxpop(struct __mcontext *mctx); 124 void kqueue_intr(struct intrframe *); 125 void vktimer_intr(struct intrframe *); 126 127 void signalintr(int intr); 128 129 struct kqueue_info; 130 struct kqueue_info *kqueue_add(int, void (*)(void *, struct intrframe *), void *); 131 void kqueue_del(struct kqueue_info *); 132 133 #endif 134