/*
- * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
*
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
*
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
* Copyright (c) 1982, 1986, 1989, 1991, 1992, 1993
* All rights reserved. The CMU software License Agreement specifies
* the terms and conditions for use and redistribution.
*/
+/*
+ * NOTICE: This file was modified by McAfee Research in 2004 to introduce
+ * support for mandatory and extensible security protections. This notice
+ * is included in support of clause 2.2 (b) of the Apple Public License,
+ * Version 2.0.
+ */
#include <sys/param.h>
#include <sys/filedesc.h>
#include <sys/malloc.h>
#include <sys/dkstat.h>
+#include <sys/codesign.h>
#include <kern/startup.h>
#include <kern/thread.h>
#include <mach/sync_policy.h>
#include <kern/clock.h>
#include <mach/kern_return.h>
-
-#include <mach/shared_memory_server.h>
-#include <vm/vm_shared_memory_server.h>
+#include <mach/thread_act.h> /* for thread_resume() */
+#include <mach/task.h> /* for task_set_exception_ports() */
+#include <sys/ux_exception.h> /* for ux_handler() */
+#include <sys/ubc_internal.h> /* for ubc_init() */
+#include <sys/mcache.h> /* for mcache_init() */
+#include <sys/mbuf.h> /* for mbinit() */
+#include <sys/event.h> /* for knote_init() */
+#include <sys/aio_kern.h> /* for aio_init() */
+#include <sys/semaphore.h> /* for psem_cache_init() */
+#include <net/dlil.h> /* for dlil_init() */
+#include <net/kpi_protocol.h> /* for proto_kpi_init() */
+#include <sys/pipe.h> /* for pipeinit() */
+#include <sys/socketvar.h> /* for socketinit() */
+#include <sys/protosw.h> /* for domaininit() */
+#include <kern/sched_prim.h> /* for thread_wakeup() */
+#include <net/if_ether.h> /* for ether_family_init() */
+#include <vm/vm_protos.h> /* for vnode_pager_bootstrap() */
+#include <miscfs/devfs/devfsdefs.h> /* for devfs_kernel_mount() */
+#include <mach/host_priv.h> /* for host_set_exception_ports() */
+#include <kern/host.h> /* for host_priv_self() */
+#include <vm/vm_kern.h> /* for kmem_suballoc() */
+#include <sys/semaphore.h> /* for psem_lock_init() */
+#include <sys/msgbuf.h> /* for log_setsize() */
#include <net/init.h>
+#if CONFIG_MACF
+#include <security/mac_framework.h>
+#include <security/mac_internal.h> /* mac_init_bsd() */
+#include <security/mac_mach_internal.h> /* mac_update_task_label() */
+#endif
+
#include <machine/exec.h>
-extern int app_profile; /* on/off switch for pre-heat cache */
+#if CONFIG_IMAGEBOOT
+#include <sys/imageboot.h>
+#endif
+
+#include <pexpert/pexpert.h>
+
+void * get_user_regs(thread_t); /* XXX kludge for <machine/thread.h> */
+void IOKitInitializeTime(void); /* XXX */
+void loopattach(void); /* XXX */
char copyright[] =
"Copyright (c) 1982, 1986, 1989, 1991, 1993\n\t"
"The Regents of the University of California. "
"All rights reserved.\n\n";
-extern void ux_handler();
-
/* Components of the first process -- never freed. */
struct proc proc0;
struct session session0;
struct plimit limit0;
struct pstats pstats0;
struct sigacts sigacts0;
-struct proc *kernproc, *initproc;
+proc_t kernproc;
+proc_t initproc;
long tk_cancc;
long tk_nin;
char rootdevice[16]; /* hfs device names have at least 9 chars */
-#ifdef KMEMSTATS
+#if KMEMSTATS
struct kmemstats kmemstats[M_LAST];
#endif
struct vnode *rootvp;
int boothowto = RB_DEBUG;
-#define BSD_PAGABLE_MAP_SIZE (16 * 512 * 1024)
+void lightning_bolt(void *);
+extern kern_return_t IOFindBSDRoot(char *, unsigned int, dev_t *, u_int32_t *);
+extern void IOSecureBSDRoot(const char * rootName);
+extern kern_return_t IOKitBSDInit(void );
+extern void kminit(void);
+extern void klogwakeup(void);
+extern void file_lock_init(void);
+extern void kmeminit(void);
+extern void bsd_bufferinit(void);
+
+extern int srv;
+extern int ncl;
+
+#define BSD_SIMUL_EXECS 33 /* 32 , allow for rounding */
+#define BSD_PAGABLE_MAP_SIZE (BSD_SIMUL_EXECS * (NCARGS + PAGE_SIZE))
vm_map_t bsd_pageable_map;
vm_map_t mb_map;
semaphore_t execve_semaphore;
int cmask = CMASK;
extern int customnbuf;
-int parse_bsd_args(void);
-extern int bsd_hardclockinit;
+void bsd_init(void) __attribute__((section("__TEXT, initcode")));
+__private_extern__ void ubc_init(void ) __attribute__((section("__TEXT, initcode")));
+void vfsinit(void) __attribute__((section("__TEXT, initcode")));
+kern_return_t bsd_autoconf(void) __attribute__((section("__TEXT, initcode")));
+void bsd_utaskbootstrap(void) __attribute__((section("__TEXT, initcode")));
+
+static void parse_bsd_args(void);
extern task_t bsd_init_task;
extern char init_task_failure_data[];
extern void time_zone_slock_init(void);
-static void process_name(char *, struct proc *);
+static void process_name(const char *, proc_t);
static void setconf(void);
funnel_t *kernel_flock;
+#if SYSV_SHM
extern void sysv_shm_lock_init(void);
+#endif
+#if SYSV_SEM
extern void sysv_sem_lock_init(void);
+#endif
+#if SYSV_MSG
extern void sysv_msg_lock_init(void);
-extern void pshm_lock_init();
-extern void psem_lock_init();
-extern int maxprocperuid;
+#endif
+extern void pthread_init(void);
/* kmem access not enabled by default; can be changed with boot-args */
int setup_kmem = 0;
-extern void stackshot_lock_init();
+/* size of kernel trace buffer, disabled by default */
+unsigned int new_nkdbufs = 0;
+
+/* mach leak logging */
+int log_leaks = 0;
+int turn_on_log_leaks = 0;
+
+extern void stackshot_lock_init(void);
/*
* Initialization code.
* Sets the name for the given task.
*/
static void
-process_name(s, p)
- char *s;
- struct proc *p;
+process_name(const char *s, proc_t p)
{
- int length = strlen(s);
+ size_t length = strlen(s);
bcopy(s, p->p_comm,
length >= sizeof(p->p_comm) ? sizeof(p->p_comm) :
/* To allow these values to be patched, they're globals here */
#include <machine/vmparam.h>
-struct rlimit vm_initial_limit_stack = { DFLSSIZ, MAXSSIZ };
+struct rlimit vm_initial_limit_stack = { DFLSSIZ, MAXSSIZ - PAGE_SIZE };
struct rlimit vm_initial_limit_data = { DFLDSIZ, MAXDSIZ };
struct rlimit vm_initial_limit_core = { DFLCSIZ, MAXCSIZ };
-extern thread_t cloneproc(struct proc *, int);
+extern thread_t cloneproc(proc_t, int);
extern int (*mountroot)(void);
-extern int netboot_mountroot(); /* netboot.c */
-extern int netboot_setup(struct proc * p);
+extern int netboot_mountroot(void); /* netboot.c */
+extern int netboot_setup(void);
lck_grp_t * proc_lck_grp;
lck_grp_attr_t * proc_lck_grp_attr;
lck_attr_t * proc_lck_attr;
+lck_mtx_t * proc_list_mlock;
+lck_mtx_t * proc_klist_mlock;
/* hook called after root is mounted XXX temporary hack */
void (*mountroot_post_hook)(void);
* Internally, kernel_thread_create() calls thread_create_internal(),
* which calls uthread_alloc(). The function of uthread_alloc() is
* normally to allocate a uthread structure, and fill out the uu_sigmask,
- * uu_act, and uu_ucred fields. It skips filling these out in the case
- * of the "task" being "kernel_task", because the order of operation is
- * inverted. To account for that, we need to manually fill in at least
- * the uu_cred field so that the uthread structure can be used like any
- * other.
+ * uu_context fields. It skips filling these out in the case of the "task"
+ * being "kernel_task", because the order of operation is inverted. To
+ * account for that, we need to manually fill in at least the contents
+ * of the uu_context.vc_ucred field so that the uthread structure can be
+ * used like any other.
*/
void
-bsd_init()
+bsd_init(void)
{
- register struct proc *p;
+ proc_t p;
struct uthread *ut;
- extern kauth_cred_t rootcred;
- register int i;
- int s;
+ unsigned int i;
+#if __i386__
int error;
- thread_t th;
+#endif
struct vfs_context context;
- void lightning_bolt(void );
kern_return_t ret;
- boolean_t funnel_state;
struct ucred temp_cred;
- extern void file_lock_init(void);
+
+#define bsd_init_kprintf(x...) /* kprintf("bsd_init: " x) */
kernel_flock = funnel_alloc(KERNEL_FUNNEL);
if (kernel_flock == (funnel_t *)0 ) {
panic("bsd_init: Failed to allocate kernel funnel");
}
- funnel_state = thread_funnel_set(kernel_flock, TRUE);
-
printf(copyright);
+ bsd_init_kprintf("calling kmeminit\n");
kmeminit();
+ bsd_init_kprintf("calling parse_bsd_args\n");
parse_bsd_args();
- /* Initialize the uthread zone */
- //uthread_zone_init(); /* XXX redundant: previous uthread_alloc() */
-
/* Initialize kauth subsystem before instancing the first credential */
+ bsd_init_kprintf("calling kauth_init\n");
kauth_init();
/* Initialize process and pgrp structures. */
+ bsd_init_kprintf("calling procinit\n");
procinit();
kernproc = &proc0;
/* kernel_task->proc = kernproc; */
set_bsdtask_info(kernel_task,(void *)p);
p->p_pid = 0;
+ p->p_ppid = 0;
/* give kernproc a name */
+ bsd_init_kprintf("calling process_name\n");
process_name("kernel_task", p);
/* allocate proc lock group attribute and group */
+ bsd_init_kprintf("calling lck_grp_attr_alloc_init\n");
proc_lck_grp_attr= lck_grp_attr_alloc_init();
proc_lck_grp = lck_grp_alloc_init("proc", proc_lck_grp_attr);
/* Allocate proc lock attribute */
proc_lck_attr = lck_attr_alloc_init();
+#if 0
+#if __PROC_INTERNAL_DEBUG
+ lck_attr_setdebug(proc_lck_attr);
+#endif
+#endif
+ proc_list_mlock = lck_mtx_alloc_init(proc_lck_grp, proc_lck_attr);
+ proc_klist_mlock = lck_mtx_alloc_init(proc_lck_grp, proc_lck_attr);
lck_mtx_init(&p->p_mlock, proc_lck_grp, proc_lck_attr);
lck_mtx_init(&p->p_fdmlock, proc_lck_grp, proc_lck_attr);
+ lck_spin_init(&p->p_slock, proc_lck_grp, proc_lck_attr);
if (current_task() != kernel_task)
printf("bsd_init: We have a problem, "
"current task is not kernel task\n");
+ bsd_init_kprintf("calling get_bsdthread_info\n");
ut = (uthread_t)get_bsdthread_info(current_thread());
+#if CONFIG_MACF
+ /*
+ * Initialize the MAC Framework
+ */
+ mac_policy_initbsd();
+ p->p_mac_enforce = 0;
+#endif /* MAC */
+
/*
* Create process 0.
*/
+ proc_list_lock();
LIST_INSERT_HEAD(&allproc, p, p_list);
p->p_pgrp = &pgrp0;
LIST_INSERT_HEAD(PGRPHASH(0), &pgrp0, pg_hash);
LIST_INIT(&pgrp0.pg_members);
+ lck_mtx_init(&pgrp0.pg_mlock, proc_lck_grp, proc_lck_attr);
+ /* There is no other bsd thread this point and is safe without pgrp lock */
LIST_INSERT_HEAD(&pgrp0.pg_members, p, p_pglist);
+ p->p_listflag |= P_LIST_INPGRP;
+ p->p_pgrpid = 0;
pgrp0.pg_session = &session0;
+ pgrp0.pg_membercnt = 1;
+
session0.s_count = 1;
session0.s_leader = p;
+ session0.s_listflags = 0;
+ lck_mtx_init(&session0.s_mlock, proc_lck_grp, proc_lck_attr);
+ LIST_INSERT_HEAD(SESSHASH(0), &session0, s_hash);
+ proc_list_unlock();
+
+#if CONFIG_LCTX
+ p->p_lctx = NULL;
+#endif
p->task = kernel_task;
p->p_flag = P_SYSTEM;
p->p_nice = NZERO;
p->p_pptr = p;
- lockinit(&p->signal_lock, PVM, "signal", 0, 0);
+
TAILQ_INIT(&p->p_uthlist);
+ TAILQ_INSERT_TAIL(&p->p_uthlist, ut, uu_list);
+
p->sigwait = FALSE;
p->sigwait_thread = THREAD_NULL;
p->exit_thread = THREAD_NULL;
+ p->p_csflags = CS_VALID;
/*
* Create credential. This also Initializes the audit information.
* XXX It is not clear what the initial values should be for audit ID,
* XXX session ID, etc..
*/
+ bsd_init_kprintf("calling bzero\n");
bzero(&temp_cred, sizeof(temp_cred));
temp_cred.cr_ngroups = 1;
+ bsd_init_kprintf("calling kauth_cred_create\n");
p->p_ucred = kauth_cred_create(&temp_cred);
/* give the (already exisiting) initial thread a reference on it */
+ bsd_init_kprintf("calling kauth_cred_ref\n");
kauth_cred_ref(p->p_ucred);
- ut->uu_ucred = p->p_ucred;
-
+ ut->uu_context.vc_ucred = p->p_ucred;
+ ut->uu_context.vc_thread = current_thread();
+
TAILQ_INIT(&p->aio_activeq);
TAILQ_INIT(&p->aio_doneq);
p->aio_active_count = 0;
p->aio_done_count = 0;
+ bsd_init_kprintf("calling file_lock_init\n");
file_lock_init();
+#if CONFIG_MACF
+ mac_cred_label_associate_kernel(p->p_ucred);
+ mac_task_label_update_cred (p->p_ucred, (struct task *) p->task);
+#endif
+
/* Create the file descriptor table. */
filedesc0.fd_refcnt = 1+1; /* +1 so shutdown will not _FREE_ZONE */
p->p_fd = &filedesc0;
limit0.pl_rlimit[RLIMIT_STACK] = vm_initial_limit_stack;
limit0.pl_rlimit[RLIMIT_DATA] = vm_initial_limit_data;
limit0.pl_rlimit[RLIMIT_CORE] = vm_initial_limit_core;
- limit0.p_refcnt = 1;
+ limit0.pl_refcnt = 1;
p->p_stats = &pstats0;
p->p_sigacts = &sigacts0;
/*
* Charge root for two processes: init and mach_init.
*/
+ bsd_init_kprintf("calling chgproccnt\n");
(void)chgproccnt(0, 1);
/*
* for temporary copying (execve()).
*/
{
- vm_offset_t min;
+ vm_offset_t minimum;
+ bsd_init_kprintf("calling kmem_suballoc\n");
ret = kmem_suballoc(kernel_map,
- &min,
+ &minimum,
(vm_size_t)BSD_PAGABLE_MAP_SIZE,
TRUE,
VM_FLAGS_ANYWHERE,
* happen after a credential has been associated with
* the kernel task.
*/
+ bsd_init_kprintf("calling bsd_bufferinit\n");
bsd_bufferinit();
/* Initialize the execve() semaphore */
+ bsd_init_kprintf("calling semaphore_create\n");
ret = semaphore_create(kernel_task, &execve_semaphore,
- SYNC_POLICY_FIFO, (BSD_PAGABLE_MAP_SIZE / NCARGS));
+ SYNC_POLICY_FIFO, BSD_SIMUL_EXECS -1);
if (ret != KERN_SUCCESS)
panic("bsd_init: Failed to create execve semaphore");
/*
* Initialize the calendar.
*/
- IOKitResetTime();
+ bsd_init_kprintf("calling IOKitInitializeTime\n");
+ IOKitInitializeTime();
+
+ if (turn_on_log_leaks && !new_nkdbufs)
+ new_nkdbufs = 200000;
+ start_kern_tracing(new_nkdbufs);
+ if (turn_on_log_leaks)
+ log_leaks = 1;
+ bsd_init_kprintf("calling ubc_init\n");
ubc_init();
/* Initialize the file systems. */
+ bsd_init_kprintf("calling vfsinit\n");
vfsinit();
+#if SOCKETS
+ /* Initialize per-CPU cache allocator */
+ mcache_init();
+
/* Initialize mbuf's. */
+ bsd_init_kprintf("calling mbinit\n");
mbinit();
+#endif /* SOCKETS */
/*
* Initializes security event auditing.
* XXX: Should/could this occur later?
*/
- audit_init();
+#if AUDIT
+ bsd_init_kprintf("calling audit_init\n");
+ audit_init();
+#endif
/* Initialize kqueues */
+ bsd_init_kprintf("calling knote_init\n");
knote_init();
+#if CONFIG_EMBEDDED
+ /* Initialize kernel memory status notifications */
+ bsd_init_kprintf("calling kern_memorystatus_init\n");
+ kern_memorystatus_init();
+#endif
+
/* Initialize for async IO */
+ bsd_init_kprintf("calling aio_init\n");
aio_init();
/* Initialize pipes */
+ bsd_init_kprintf("calling pipeinit\n");
pipeinit();
/* Initialize SysV shm subsystem locks; the subsystem proper is
* initialized through a sysctl.
*/
+#if SYSV_SHM
+ bsd_init_kprintf("calling sysv_shm_lock_init\n");
sysv_shm_lock_init();
+#endif
+#if SYSV_SEM
+ bsd_init_kprintf("calling sysv_sem_lock_init\n");
sysv_sem_lock_init();
+#endif
+#if SYSV_MSG
+ bsd_init_kprintf("sysv_msg_lock_init\n");
sysv_msg_lock_init();
+#endif
+ bsd_init_kprintf("calling pshm_lock_init\n");
pshm_lock_init();
+ bsd_init_kprintf("calling psem_lock_init\n");
psem_lock_init();
+ pthread_init();
/* POSIX Shm and Sem */
+ bsd_init_kprintf("calling pshm_cache_init\n");
pshm_cache_init();
+ bsd_init_kprintf("calling psem_cache_init\n");
psem_cache_init();
+ bsd_init_kprintf("calling time_zone_slock_init\n");
time_zone_slock_init();
/* Stack snapshot facility lock */
* Initialize protocols. Block reception of incoming packets
* until everything is ready.
*/
+ bsd_init_kprintf("calling sysctl_register_fixed\n");
sysctl_register_fixed();
+ bsd_init_kprintf("calling sysctl_mib_init\n");
sysctl_mib_init();
+#if NETWORKING
+ bsd_init_kprintf("calling dlil_init\n");
dlil_init();
+ bsd_init_kprintf("calling proto_kpi_init\n");
proto_kpi_init();
+#endif /* NETWORKING */
+#if SOCKETS
+ bsd_init_kprintf("calling socketinit\n");
socketinit();
+ bsd_init_kprintf("calling domaininit\n");
domaininit();
+#endif /* SOCKETS */
p->p_fd->fd_cdir = NULL;
p->p_fd->fd_rdir = NULL;
/* kick off timeout driven events by calling first time */
thread_wakeup(&lbolt);
- timeout((void (*)(void *))lightning_bolt, 0, hz);
+ timeout(lightning_bolt, 0, hz);
+ bsd_init_kprintf("calling bsd_autoconf\n");
bsd_autoconf();
+#if CONFIG_DTRACE
+ extern void dtrace_postinit(void);
+ dtrace_postinit();
+#endif
+
/*
* We attach the loopback interface *way* down here to ensure
* it happens after autoconf(), otherwise it becomes the
*/
#include <loop.h>
#if NLOOP > 0
+ bsd_init_kprintf("calling loopattach\n");
loopattach(); /* XXX */
#endif
- /* Register the built-in dlil ethernet interface family */
+#if NETHER > 0
+ /* Register the built-in dlil ethernet interface family */
+ bsd_init_kprintf("calling ether_family_init\n");
ether_family_init();
+#endif /* ETHER */
+#if NETWORKING
/* Call any kext code that wants to run just after network init */
+ bsd_init_kprintf("calling net_init_run\n");
net_init_run();
+#endif /* NETWORKING */
+ bsd_init_kprintf("calling vnode_pager_bootstrap\n");
vnode_pager_bootstrap();
#if 0
/* XXX Hack for early debug stop */
/* Debugger("hello"); */
#endif
+ bsd_init_kprintf("calling inittodr\n");
inittodr(0);
+#if CONFIG_EMBEDDED
+ {
+ /* print out early VM statistics */
+ kern_return_t kr1;
+ vm_statistics_data_t stat;
+ mach_msg_type_number_t count;
+
+ count = HOST_VM_INFO_COUNT;
+ kr1 = host_statistics(host_self(),
+ HOST_VM_INFO,
+ (host_info_t)&stat,
+ &count);
+ kprintf("Mach Virtual Memory Statistics (page size of 4096) bytes\n"
+ "Pages free:\t\t\t%u.\n"
+ "Pages active:\t\t\t%u.\n"
+ "Pages inactive:\t\t\t%u.\n"
+ "Pages wired down:\t\t%u.\n"
+ "\"Translation faults\":\t\t%u.\n"
+ "Pages copy-on-write:\t\t%u.\n"
+ "Pages zero filled:\t\t%u.\n"
+ "Pages reactivated:\t\t%u.\n"
+ "Pageins:\t\t\t%u.\n"
+ "Pageouts:\t\t\t\%u.\n"
+ "Object cache: %u hits of %u lookups (%d%% hit rate)\n",
+
+ stat.free_count,
+ stat.active_count,
+ stat.inactive_count,
+ stat.wire_count,
+ stat.faults,
+ stat.cow_faults,
+ stat.zero_fill_count,
+ stat.reactivations,
+ stat.pageins,
+ stat.pageouts,
+ stat.hits,
+ stat.lookups,
+ (stat.hits == 0) ? 100 :
+ ((stat.lookups * 100) / stat.hits));
+ }
+#endif /* CONFIG_EMBEDDED */
+
/* Mount the root file system. */
while( TRUE) {
int err;
+ bsd_init_kprintf("calling setconf\n");
setconf();
- bsd_hardclockinit = -1; /* start ticking */
+ bsd_init_kprintf("vfs_mountroot\n");
if (0 == (err = vfs_mountroot()))
break;
+ rootdevice[0] = '\0';
#if NFSCLIENT
if (mountroot == netboot_mountroot) {
- printf("cannot mount network root, errno = %d\n", err);
- mountroot = NULL;
- if (0 == (err = vfs_mountroot()))
- break;
+ printf("bsd_init: netboot_mountroot failed,"
+ " errno = %d\n", err);
+ panic("bsd_init: failed to mount network root: %s", PE_boot_args());
}
#endif
printf("cannot mount root, errno = %d\n", err);
boothowto |= RB_ASKNAME;
}
- context.vc_proc = p;
+ IOSecureBSDRoot(rootdevice);
+
+ context.vc_thread = current_thread();
context.vc_ucred = p->p_ucred;
mountlist.tqh_first->mnt_flag |= MNT_ROOTFS;
+ bsd_init_kprintf("calling VFS_ROOT\n");
/* Get the vnode for '/'. Set fdp->fd_fd.fd_cdir to reference it. */
if (VFS_ROOT(mountlist.tqh_first, &rootvnode, &context))
- panic("bsd_init: cannot find root vnode");
+ panic("bsd_init: cannot find root vnode: %s", PE_boot_args());
rootvnode->v_flag |= VROOT;
(void)vnode_ref(rootvnode);
(void)vnode_put(rootvnode);
if (mountroot == netboot_mountroot) {
int err;
/* post mount setup */
- if (err = netboot_setup(p)) {
- panic("bsd_init: NetBoot could not find root, %d", err);
+ if ((err = netboot_setup()) != 0) {
+ panic("bsd_init: NetBoot could not find root, %d: %s", err, PE_boot_args());
}
}
#endif
- microtime(&p->p_stats->p_start);
+#if CONFIG_IMAGEBOOT
+ /*
+ * See if a system disk image is present. If so, mount it and
+ * switch the root vnode to point to it
+ */
+
+ if(imageboot_needed()) {
+ int err;
+
+ /* An image was found */
+ if((err = imageboot_setup())) {
+ /*
+ * this is not fatal. Keep trying to root
+ * off the original media
+ */
+ printf("%s: imageboot could not find root, %d\n",
+ __FUNCTION__, err);
+ }
+ }
+#endif /* CONFIG_IMAGEBOOT */
+
+ microtime(&p->p_stats->p_start); /* for compat sake */
+ microtime(&p->p_start);
p->p_rtime.tv_sec = p->p_rtime.tv_usec = 0;
#if DEVFS
{
- extern void devfs_kernel_mount(char * str);
-
- devfs_kernel_mount("/dev");
+ char mounthere[] = "/dev"; /* !const because of internal casting */
+
+ bsd_init_kprintf("calling devfs_kernel_mount\n");
+ devfs_kernel_mount(mounthere);
}
#endif /* DEVFS */
/* Initialize signal state for process 0. */
+ bsd_init_kprintf("calling siginit\n");
siginit(p);
+ bsd_init_kprintf("calling bsd_utaskbootstrap\n");
bsd_utaskbootstrap();
#if __i386__
- // this should be done after the root filesystem is mounted
+ /* this should be done after the root filesystem is mounted */
error = set_archhandler(p, CPU_TYPE_POWERPC);
- if (error)
+ if (error) /* XXX make more generic */
exec_archhandler_ppc.path[0] = 0;
#endif
-
+
+ bsd_init_kprintf("calling mountroot_post_hook\n");
+
/* invoke post-root-mount hook */
if (mountroot_post_hook != NULL)
mountroot_post_hook();
+
+#if 0 /* not yet */
+ IOKitJettisonKLD();
+ consider_zone_gc();
+#endif
- (void) thread_funnel_set(kernel_flock, funnel_state);
+ bsd_init_kprintf("done\n");
}
/* Called with kernel funnel held */
void
bsdinit_task(void)
{
- struct proc *p = current_proc();
+ proc_t p = current_proc();
struct uthread *ut;
- kern_return_t kr;
- thread_t th_act;
- shared_region_mapping_t system_region;
+ thread_t thread;
process_name("init", p);
ux_handler_init();
- th_act = current_thread();
+ thread = current_thread();
(void) host_set_exception_ports(host_priv_self(),
EXC_MASK_ALL & ~(EXC_MASK_SYSCALL |
EXC_MASK_MACH_SYSCALL |
- EXC_MASK_RPC_ALERT),
- ux_exception_port,
- EXCEPTION_DEFAULT, 0);
-
- (void) task_set_exception_ports(get_threadtask(th_act),
- EXC_MASK_ALL & ~(EXC_MASK_SYSCALL |
- EXC_MASK_MACH_SYSCALL |
- EXC_MASK_RPC_ALERT),
- ux_exception_port,
- EXCEPTION_DEFAULT, 0);
-
+ EXC_MASK_RPC_ALERT |
+ EXC_MASK_CRASH),
+ (mach_port_t)ux_exception_port,
+ EXCEPTION_DEFAULT| MACH_EXCEPTION_CODES,
+ 0);
+ ut = (uthread_t)get_bsdthread_info(thread);
-
- ut = (uthread_t)get_bsdthread_info(th_act);
-
- bsd_hardclockinit = 1; /* Start bsd hardclock */
- bsd_init_task = get_threadtask(th_act);
+ bsd_init_task = get_threadtask(thread);
init_task_failure_data[0] = 0;
- system_region = lookup_default_shared_region(ENV_DEFAULT_ROOT, cpu_type());
- if (system_region == NULL) {
- shared_file_boot_time_init(ENV_DEFAULT_ROOT, cpu_type());
- } else {
- vm_set_shared_region(get_threadtask(th_act), system_region);
- }
+
+#if CONFIG_MACF
+ mac_cred_label_associate_user(p->p_ucred);
+ mac_task_label_update_cred (p->p_ucred, (struct task *) p->task);
+#endif
load_init_program(p);
- /* turn on app-profiling i.e. pre-heating */
- app_profile = 1;
lock_trace = 1;
}
void
-lightning_bolt()
+lightning_bolt(__unused void *dummy)
{
boolean_t funnel_state;
- extern void klogwakeup(void);
funnel_state = thread_funnel_set(kernel_flock, TRUE);
(void) thread_funnel_set(kernel_flock, FALSE);
}
-bsd_autoconf()
+kern_return_t
+bsd_autoconf(void)
{
- extern kern_return_t IOKitBSDInit( void );
-
+ kprintf("bsd_autoconf: calling kminit\n");
kminit();
/*
static void
setconf(void)
{
- extern kern_return_t IOFindBSDRoot( char * rootName,
- dev_t * root, u_int32_t * flags );
u_int32_t flags;
kern_return_t err;
* which needs to be under network funnel. Right thing to do
* here is to drop the funnel alltogether and regrab it afterwards
*/
- thread_funnel_set(kernel_flock, FALSE);
- err = IOFindBSDRoot( rootdevice, &rootdev, &flags );
- thread_funnel_set(kernel_flock, TRUE);
+ err = IOFindBSDRoot(rootdevice, sizeof(rootdevice), &rootdev, &flags);
if( err) {
printf("setconf: IOFindBSDRoot returned an error (%d);"
"setting rootdevice to 'sd0a'.\n", err); /* XXX DEBUG TEMP */
rootdev = makedev( 6, 0 );
- strcpy( rootdevice, "sd0a" );
+ strlcpy(rootdevice, "sd0a", sizeof(rootdevice));
flags = 0;
}
}
-bsd_utaskbootstrap()
+void
+bsd_utaskbootstrap(void)
{
- thread_t th_act;
+ thread_t thread;
struct uthread *ut;
- th_act = cloneproc(kernproc, 0);
- initproc = pfind(1);
+ thread = cloneproc(kernproc, 0);
+ /* Hold the reference as it will be dropped during shutdown */
+ initproc = proc_find(1);
+#if __PROC_INTERNAL_DEBUG
+ if (initproc == PROC_NULL)
+ panic("bsd_utaskbootstrap: initproc not set\n");
+#endif
/* Set the launch time for init */
- microtime(&initproc->p_stats->p_start);
+ microtime(&initproc->p_start);
+ microtime(&initproc->p_stats->p_start); /* for compat sake */
+
- ut = (struct uthread *)get_bsdthread_info(th_act);
+ ut = (struct uthread *)get_bsdthread_info(thread);
ut->uu_sigmask = 0;
- act_set_astbsd(th_act);
- (void) thread_resume(th_act);
+ act_set_astbsd(thread);
+ (void) thread_resume(thread);
}
-parse_bsd_args()
+static void
+parse_bsd_args(void)
{
- extern char init_args[];
- char namep[16];
- extern int boothowto;
- extern int srv;
- extern int ncl;
+ char namep[16];
+ int msgbuf;
- int len;
-
- if (PE_parse_boot_arg("-s", namep)) {
+ if (PE_parse_boot_argn("-s", namep, sizeof (namep)))
boothowto |= RB_SINGLE;
- len = strlen(init_args);
- if(len != 0)
- strcat(init_args," -s");
- else
- strcat(init_args,"-s");
- }
- if (PE_parse_boot_arg("-b", namep)) {
+ if (PE_parse_boot_argn("-b", namep, sizeof (namep)))
boothowto |= RB_NOBOOTRC;
- len = strlen(init_args);
- if(len != 0)
- strcat(init_args," -b");
- else
- strcat(init_args,"-b");
- }
- if (PE_parse_boot_arg("-F", namep)) {
- len = strlen(init_args);
- if(len != 0)
- strcat(init_args," -F");
- else
- strcat(init_args,"-F");
- }
+ if (PE_parse_boot_argn("-x", namep, sizeof (namep))) /* safe boot */
+ boothowto |= RB_SAFEBOOT;
- if (PE_parse_boot_arg("-v", namep)) {
- len = strlen(init_args);
- if(len != 0)
- strcat(init_args," -v");
- else
- strcat(init_args,"-v");
- }
+ if (PE_parse_boot_argn("-l", namep, sizeof (namep))) /* leaks logging */
+ turn_on_log_leaks = 1;
- if (PE_parse_boot_arg("-x", namep)) { /* safe boot */
- len = strlen(init_args);
- if(len != 0)
- strcat(init_args," -x");
- else
- strcat(init_args,"-x");
+ PE_parse_boot_argn("srv", &srv, sizeof (srv));
+ PE_parse_boot_argn("ncl", &ncl, sizeof (ncl));
+ if (PE_parse_boot_argn("nbuf", &max_nbuf_headers, sizeof (max_nbuf_headers))) {
+ customnbuf = 1;
}
+#if !defined(SECURE_KERNEL)
+ PE_parse_boot_argn("kmem", &setup_kmem, sizeof (setup_kmem));
+#endif
+ PE_parse_boot_argn("trace", &new_nkdbufs, sizeof (new_nkdbufs));
- if (PE_parse_boot_arg("-d", namep)) {
- len = strlen(init_args);
- if(len != 0)
- strcat(init_args," -d");
- else
- strcat(init_args,"-d");
+ if (PE_parse_boot_argn("msgbuf", &msgbuf, sizeof (msgbuf))) {
+ log_setsize(msgbuf);
}
-
- PE_parse_boot_arg("srv", &srv);
- PE_parse_boot_arg("ncl", &ncl);
- if (PE_parse_boot_arg("nbuf", &max_nbuf_headers))
- customnbuf = 1;
- PE_parse_boot_arg("kmem", &setup_kmem);
-
- return 0;
}
#if !NFSCLIENT
projects / apple / xnu.git / blobdiff