1 /* $NetBSD: rump_private.h,v 1.69 2011/01/13 15:38:29 pooka Exp $ */ 2 3 /* 4 * Copyright (c) 2007 Antti Kantee. All Rights Reserved. 5 * 6 * Development of this software was supported by Google Summer of Code. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 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 the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 18 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 23 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 #ifndef _SYS_RUMP_PRIVATE_H_ 31 #define _SYS_RUMP_PRIVATE_H_ 32 33 #include <sys/param.h> 34 #include <sys/cpu.h> 35 #include <sys/device.h> 36 #include <sys/lwp.h> 37 #include <sys/proc.h> 38 #include <sys/systm.h> 39 #include <sys/types.h> 40 41 #include <uvm/uvm.h> 42 #include <uvm/uvm_object.h> 43 #include <uvm/uvm_page.h> 44 45 #include <rump/rump.h> 46 #include <rump/rumpuser.h> 47 48 #include "rumpkern_if_priv.h" 49 50 extern struct rumpuser_mtx *rump_giantlock; 51 52 extern int rump_threads; 53 extern struct device rump_rootdev; 54 55 extern struct sysent rump_sysent[]; 56 57 enum rump_component_type { 58 RUMP_COMPONENT_DEV, 59 RUMP_COMPONENT_NET, 60 RUMP_COMPONENT_NET_ROUTE, 61 RUMP_COMPONENT_NET_IF, 62 RUMP_COMPONENT_NET_IFCFG, 63 RUMP_COMPONENT_VFS, 64 RUMP_COMPONENT_KERN, 65 RUMP_COMPONENT_KERN_VFS, 66 RUMP_COMPONENT_MAX, 67 }; 68 struct rump_component { 69 enum rump_component_type rc_type; 70 void (*rc_init)(void); 71 }; 72 #define RUMP_COMPONENT(type) \ 73 static void rumpcompinit##type(void); \ 74 static const struct rump_component rumpcomp##type = { \ 75 .rc_type = type, \ 76 .rc_init = rumpcompinit##type, \ 77 }; \ 78 __link_set_add_rodata(rump_components, rumpcomp##type); \ 79 static void rumpcompinit##type(void) 80 81 #define FLAWLESSCALL(call) \ 82 do { \ 83 int att_error; \ 84 if ((att_error = call) != 0) \ 85 panic("\"%s\" failed", #call); \ 86 } while (/*CONSTCOND*/0) 87 88 #define RUMPMEM_UNLIMITED ((unsigned long)-1) 89 extern unsigned long rump_physmemlimit; 90 91 #define RUMP_LOCALPROC_P(p) (p->p_vmspace == vmspace_kernel()) 92 93 void rump_component_init(enum rump_component_type); 94 int rump_component_count(enum rump_component_type); 95 96 typedef void (*rump_proc_vfs_init_fn)(struct proc *); 97 typedef void (*rump_proc_vfs_release_fn)(struct proc *); 98 extern rump_proc_vfs_init_fn rump_proc_vfs_init; 99 extern rump_proc_vfs_release_fn rump_proc_vfs_release; 100 101 extern struct cpu_info *rump_cpu; 102 103 extern bool rump_ttycomponent; 104 105 struct lwp * rump__lwproc_alloclwp(struct proc *); 106 107 void rump_cpus_bootstrap(int *); 108 void rump_scheduler_init(int); 109 void rump_schedule(void); 110 void rump_unschedule(void); 111 void rump_schedule_cpu(struct lwp *); 112 void rump_schedule_cpu_interlock(struct lwp *, void *); 113 void rump_unschedule_cpu(struct lwp *); 114 void rump_unschedule_cpu_interlock(struct lwp *, void *); 115 void rump_unschedule_cpu1(struct lwp *, void *); 116 117 void rump_schedlock_cv_wait(struct rumpuser_cv *); 118 int rump_schedlock_cv_timedwait(struct rumpuser_cv *, 119 const struct timespec *); 120 121 void rump_user_schedule(int, void *); 122 void rump_user_unschedule(int, int *, void *); 123 124 void rump_cpu_attach(struct cpu_info *); 125 126 void rump_kernel_bigwrap(int *); 127 void rump_kernel_bigunwrap(int); 128 129 void rump_tsleep_init(void); 130 131 void rump_intr_init(int); 132 void rump_softint_run(struct cpu_info *); 133 134 void *rump_hypermalloc(size_t, int, bool, const char *); 135 void rump_hyperfree(void *, size_t); 136 137 #endif /* _SYS_RUMP_PRIVATE_H_ */ 138