1 /* $NetBSD: rump_private.h,v 1.74 2013/03/10 16:51:31 pooka Exp $ */ 2 3 /* 4 * Copyright (c) 2007-2011 Antti Kantee. All Rights Reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 16 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 18 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 #ifndef _SYS_RUMP_PRIVATE_H_ 29 #define _SYS_RUMP_PRIVATE_H_ 30 31 #include <sys/param.h> 32 #include <sys/cpu.h> 33 #include <sys/device.h> 34 #include <sys/lwp.h> 35 #include <sys/proc.h> 36 #include <sys/systm.h> 37 #include <sys/types.h> 38 39 #include <uvm/uvm.h> 40 #include <uvm/uvm_object.h> 41 #include <uvm/uvm_page.h> 42 43 #include <rump/rump.h> 44 #include <rump/rumpuser.h> 45 46 #include "rumpkern_if_priv.h" 47 48 extern struct rumpuser_mtx *rump_giantlock; 49 50 extern int rump_threads; 51 extern struct device rump_rootdev; 52 53 extern struct sysent rump_sysent[]; 54 55 enum rump_component_type { 56 RUMP_COMPONENT_DEV, 57 RUMP_COMPONENT_NET, 58 RUMP_COMPONENT_NET_ROUTE, 59 RUMP_COMPONENT_NET_IF, 60 RUMP_COMPONENT_NET_IFCFG, 61 RUMP_COMPONENT_VFS, 62 RUMP_COMPONENT_KERN, 63 RUMP_COMPONENT_KERN_VFS, 64 RUMP_COMPONENT_POSTINIT, 65 66 RUMP__FACTION_DEV, 67 RUMP__FACTION_VFS, 68 RUMP__FACTION_NET, 69 70 RUMP_COMPONENT_MAX, 71 }; 72 struct rump_component { 73 enum rump_component_type rc_type; 74 void (*rc_init)(void); 75 }; 76 #define RUMP_COMPONENT(type) \ 77 static void rumpcompinit##type(void); \ 78 static const struct rump_component rumpcomp##type = { \ 79 .rc_type = type, \ 80 .rc_init = rumpcompinit##type, \ 81 }; \ 82 __link_set_add_rodata(rump_components, rumpcomp##type); \ 83 static void rumpcompinit##type(void) 84 85 #define FLAWLESSCALL(call) \ 86 do { \ 87 int att_error; \ 88 if ((att_error = call) != 0) \ 89 panic("\"%s\" failed", #call); \ 90 } while (/*CONSTCOND*/0) 91 92 #define RUMPMEM_UNLIMITED ((unsigned long)-1) 93 extern unsigned long rump_physmemlimit; 94 95 #define RUMP_LOCALPROC_P(p) (p->p_vmspace == vmspace_kernel()) 96 97 void rump_component_init(enum rump_component_type); 98 int rump_component_count(enum rump_component_type); 99 100 typedef void (*rump_proc_vfs_init_fn)(struct proc *); 101 typedef void (*rump_proc_vfs_release_fn)(struct proc *); 102 extern rump_proc_vfs_init_fn rump_proc_vfs_init; 103 extern rump_proc_vfs_release_fn rump_proc_vfs_release; 104 105 extern struct cpu_info *rump_cpu; 106 107 extern bool rump_ttycomponent; 108 109 struct lwp * rump__lwproc_alloclwp(struct proc *); 110 111 void rump_cpus_bootstrap(int *); 112 void rump_biglock_init(void); 113 void rump_scheduler_init(int); 114 void rump_schedule(void); 115 void rump_unschedule(void); 116 void rump_schedule_cpu(struct lwp *); 117 void rump_schedule_cpu_interlock(struct lwp *, void *); 118 void rump_unschedule_cpu(struct lwp *); 119 void rump_unschedule_cpu_interlock(struct lwp *, void *); 120 void rump_unschedule_cpu1(struct lwp *, void *); 121 122 void rump_schedlock_cv_wait(struct rumpuser_cv *); 123 int rump_schedlock_cv_timedwait(struct rumpuser_cv *, 124 const struct timespec *); 125 126 void rump_user_schedule(int, void *); 127 void rump_user_unschedule(int, int *, void *); 128 129 void rump_cpu_attach(struct cpu_info *); 130 131 void rump_kernel_bigwrap(int *); 132 void rump_kernel_bigunwrap(int); 133 134 void rump_tsleep_init(void); 135 136 void rump_intr_init(int); 137 void rump_softint_run(struct cpu_info *); 138 139 void *rump_hypermalloc(size_t, int, bool, const char *); 140 void rump_hyperfree(void *, size_t); 141 142 void rump_xc_highpri(struct cpu_info *); 143 144 void rump_thread_init(void); 145 void rump_thread_allow(void); 146 147 #endif /* _SYS_RUMP_PRIVATE_H_ */ 148