#include <sys/time.h>
#include <sys/systm.h>
#include <sys/mman.h>
+#include <sys/kasl.h>
#include <security/audit/audit.h>
#include <kern/task.h>
#include <kern/ast.h>
#include <kern/kalloc.h>
-#include <mach/mach_host.h>
+#include <kern/ux_handler.h> /* for ux_handler_setup() */
#include <mach/vm_param.h>
#include <vm/vm_map.h>
#include <vm/vm_kern.h>
-#include <sys/ux_exception.h> /* for ux_exception_port */
-
#include <sys/reboot.h>
-#include <mach/exception_types.h>
#include <dev/busvar.h> /* for pseudo_inits */
#include <sys/kdebug.h>
+#include <sys/monotonic.h>
+#include <sys/reason.h>
#include <mach/mach_types.h>
#include <mach/vm_prot.h>
#include <kern/clock.h>
#include <mach/kern_return.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/eventhandler.h> /* for eventhandler_init() */
#include <sys/kern_memorystatus.h> /* for memorystatus_init() */
#include <sys/aio_kern.h> /* for aio_init() */
#include <sys/semaphore.h> /* for psem_cache_init() */
#include <net/if_gif.h> /* for gif_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/ntstat.h> /* for nstat_init() */
#include <netinet/tcp_cc.h> /* for tcp_cc_init() */
#include <netinet/mptcp_var.h> /* for mptcp_control_register() */
+#include <net/nwk_wq.h> /* for nwk_wq_init */
#include <kern/assert.h> /* for assert() */
#include <sys/kern_overrides.h> /* for init_system_override() */
#include <net/if_pflog.h>
#endif
+
#include <pexpert/pexpert.h>
#include <machine/pal_routines.h>
#include <console/video_console.h>
+#if CONFIG_XNUPOST
+#include <tests/xnupost.h>
+#endif
void * get_user_regs(thread_t); /* XXX kludge for <machine/thread.h> */
void IOKitInitializeTime(void); /* XXX */
char domainname[MAXDOMNAMELEN];
int domainnamelen;
-char rootdevice[16]; /* hfs device names have at least 9 chars */
+char rootdevice[DEVMAXNAMESIZE];
#if KMEMSTATS
struct kmemstats kmemstats[M_LAST];
struct vnode *rootvp;
int boothowto = RB_DEBUG;
int minimalboot = 0;
+#if CONFIG_EMBEDDED
+int darkboot = 0;
+#endif
#if PROC_REF_DEBUG
__private_extern__ int proc_ref_tracking_disabled = 0; /* disable panics on leaked proc refs across syscall boundary */
#endif
+#if OS_REASON_DEBUG
+__private_extern__ int os_reason_debug_disabled = 0; /* disable asserts for when we fail to allocate OS reasons */
+#endif
+
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 file_lock_init(void);
extern void kmeminit(void);
extern void bsd_bufferinit(void);
+extern void oslog_setsize(int size);
extern void throttle_init(void);
-extern void macx_init(void);
extern void acct_init(void);
extern int serverperfmode;
void bsd_exec_setup(int);
+#if __arm64__
+__private_extern__ int bootarg_no64exec = 0;
+#endif
+#if __x86_64__
+__private_extern__ int bootarg_no32exec = 0;
+#endif
__private_extern__ int bootarg_vnode_cache_defeat = 0;
#if CONFIG_JETSAM && (DEVELOPMENT || DEBUG)
__private_extern__ int bootarg_disable_aslr = 0;
#endif
+/*
+ * Allow an alternate dyld to be used for testing.
+ */
+
+#if DEVELOPMENT || DEBUG
+char dyld_alt_path[MAXPATHLEN];
+int use_alt_dyld = 0;
+#endif
+
int cmask = CMASK;
extern int customnbuf;
-void bsd_init(void);
kern_return_t bsd_autoconf(void);
void bsd_utaskbootstrap(void);
static void parse_bsd_args(void);
-extern task_t bsd_init_task;
-extern boolean_t init_task_died;
#if CONFIG_DEV_KMEM
extern void dev_kmem_init(void);
#endif
extern void sysv_msg_lock_init(void);
#endif
+extern void ulock_initialize(void);
+
#if CONFIG_MACF
#if defined (__i386__) || defined (__x86_64__)
/* MACF policy_check configuration flags; see policy_check.c for details */
lck_grp_t * proc_lck_grp;
lck_grp_t * proc_slock_grp;
lck_grp_t * proc_fdmlock_grp;
+lck_grp_t * proc_kqhashlock_grp;
+lck_grp_t * proc_knhashlock_grp;
lck_grp_t * proc_ucred_mlock_grp;
lck_grp_t * proc_mlock_grp;
lck_grp_attr_t * proc_lck_grp_attr;
lck_mtx_t * proc_list_mlock;
lck_mtx_t * proc_klist_mlock;
+#if CONFIG_XNUPOST
+lck_grp_t * sysctl_debug_test_stackshot_owner_grp;
+lck_mtx_t * sysctl_debug_test_stackshot_owner_init_mtx;
+#endif /* !CONFIG_XNUPOST */
+
extern lck_mtx_t * execargs_cache_lock;
/* hook called after root is mounted XXX temporary hack */
void (*mountroot_post_hook)(void);
void (*unmountroot_pre_hook)(void);
+/*
+ * This function is called before IOKit initialization, so that globals
+ * like the sysctl tree are initialized before kernel extensions
+ * are started (since they may want to register sysctls
+ */
+void
+bsd_early_init(void)
+{
+ sysctl_early_init();
+}
+
/*
* This function is called very early on in the Mach startup, from the
* function start_kernel_threads() in osfmk/kern/startup.c. It's called
proc_lck_grp_attr= lck_grp_attr_alloc_init();
proc_lck_grp = lck_grp_alloc_init("proc", proc_lck_grp_attr);
+
#if CONFIG_FINE_LOCK_GROUPS
proc_slock_grp = lck_grp_alloc_init("proc-slock", proc_lck_grp_attr);
- proc_fdmlock_grp = lck_grp_alloc_init("proc-fdmlock", proc_lck_grp_attr);
proc_ucred_mlock_grp = lck_grp_alloc_init("proc-ucred-mlock", proc_lck_grp_attr);
proc_mlock_grp = lck_grp_alloc_init("proc-mlock", proc_lck_grp_attr);
+ proc_fdmlock_grp = lck_grp_alloc_init("proc-fdmlock", proc_lck_grp_attr);
#endif
+ proc_kqhashlock_grp = lck_grp_alloc_init("proc-kqhashlock", proc_lck_grp_attr);
+ proc_knhashlock_grp = lck_grp_alloc_init("proc-knhashlock", proc_lck_grp_attr);
+#if CONFIG_XNUPOST
+ sysctl_debug_test_stackshot_owner_grp = lck_grp_alloc_init("test-stackshot-owner-grp", LCK_GRP_ATTR_NULL);
+ sysctl_debug_test_stackshot_owner_init_mtx = lck_mtx_alloc_init(
+ sysctl_debug_test_stackshot_owner_grp,
+ LCK_ATTR_NULL);
+#endif /* !CONFIG_XNUPOST */
/* Allocate proc lock attribute */
proc_lck_attr = lck_attr_alloc_init();
#if 0
* Initialize the MAC Framework
*/
mac_policy_initbsd();
- kernproc->p_mac_enforce = 0;
#if defined (__i386__) || defined (__x86_64__)
/*
#endif
#endif /* MAC */
- /* Initialize System Override call */
- init_system_override();
-
+ ulock_initialize();
+
/*
* Create process 0.
*/
kernproc->p_flag = P_SYSTEM;
kernproc->p_lflag = 0;
kernproc->p_ladvflag = 0;
-
+
+#if defined(__LP64__)
+ kernproc->p_flag |= P_LP64;
+#endif
+
#if DEVELOPMENT || DEBUG
if (bootarg_disable_aslr)
kernproc->p_flag |= P_DISABLE_ASLR;
filedesc0.fd_knlist = NULL;
filedesc0.fd_knhash = NULL;
filedesc0.fd_knhashmask = 0;
+ lck_mtx_init(&filedesc0.fd_kqhashlock, proc_kqhashlock_grp, proc_lck_attr);
+ lck_mtx_init(&filedesc0.fd_knhashlock, proc_knhashlock_grp, proc_lck_attr);
/* Create the limits structures. */
kernproc->p_limit = &limit0;
&minimum,
(vm_size_t)bsd_pageable_map_size,
TRUE,
- VM_FLAGS_ANYWHERE | VM_MAKE_TAG(VM_KERN_MEMORY_BSD),
+ VM_FLAGS_ANYWHERE,
+ VM_MAP_KERNEL_FLAGS_NONE,
+ VM_KERN_MEMORY_BSD,
&bsd_pageable_map);
if (ret != KERN_SUCCESS)
panic("bsd_init: Failed to allocate bsd pageable map");
}
+ bsd_init_kprintf("calling fpxlog_init\n");
+ fpxlog_init();
+
/*
* Initialize buffers and hash links for buffers
*
bsd_init_kprintf("calling bsd_bufferinit\n");
bsd_bufferinit();
- /* Initialize the execve() semaphore */
- bsd_init_kprintf("calling semaphore_create\n");
-
- if (ret != KERN_SUCCESS)
- panic("bsd_init: Failed to create execve semaphore");
-
/*
* Initialize the calendar.
*/
bsd_init_kprintf("calling ubc_init\n");
ubc_init();
- /*
- * Initialize device-switches.
- */
- bsd_init_kprintf("calling devsw_init() \n");
- devsw_init();
-
/* Initialize the file systems. */
bsd_init_kprintf("calling vfsinit\n");
vfsinit();
bsd_init_kprintf("calling knote_init\n");
knote_init();
+ /* Initialize event handler */
+ bsd_init_kprintf("calling eventhandler_init\n");
+ eventhandler_init();
+
/* Initialize for async IO */
bsd_init_kprintf("calling aio_init\n");
aio_init();
* 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 nwk_wq_init\n");
+ nwk_wq_init();
bsd_init_kprintf("calling dlil_init\n");
dlil_init();
bsd_init_kprintf("calling proto_kpi_init\n");
flow_divert_init();
#endif /* FLOW_DIVERT */
#endif /* SOCKETS */
-
kernproc->p_fd->fd_cdir = NULL;
kernproc->p_fd->fd_rdir = NULL;
memorystatus_init();
#endif /* CONFIG_MEMORYSTATUS */
- bsd_init_kprintf("calling macx_init\n");
- macx_init();
-
bsd_init_kprintf("calling acct_init\n");
acct_init();
kmstartup();
#endif
+ bsd_init_kprintf("calling sysctl_mib_init\n");
+ sysctl_mib_init()
+
bsd_init_kprintf("calling bsd_autoconf\n");
bsd_autoconf();
+ bsd_init_kprintf("calling os_reason_init\n");
+ os_reason_init();
+
#if CONFIG_DTRACE
dtrace_postinit();
#endif
bsd_init_kprintf("calling bsd_utaskbootstrap\n");
bsd_utaskbootstrap();
-#if defined(__LP64__)
- kernproc->p_flag |= P_LP64;
-#endif
-
pal_kernel_announce();
bsd_init_kprintf("calling mountroot_post_hook\n");
consider_zone_gc(FALSE);
#endif
-
+ /* Initialize System Override call */
+ init_system_override();
+
bsd_init_kprintf("done\n");
}
bsdinit_task(void)
{
proc_t p = current_proc();
- struct uthread *ut;
- thread_t thread;
process_name("init", p);
- ux_handler_init();
-
- thread = current_thread();
- (void) host_set_exception_ports(host_priv_self(),
- EXC_MASK_ALL & ~(EXC_MASK_RPC_ALERT),//pilotfish (shark) needs this port
- (mach_port_t) ux_exception_port,
- EXCEPTION_DEFAULT| MACH_EXCEPTION_CODES,
- 0);
-
- ut = (uthread_t)get_bsdthread_info(thread);
-
- bsd_init_task = get_threadtask(thread);
- init_task_died = FALSE;
+ /* Set up exception-to-signal reflection */
+ ux_handler_setup();
#if CONFIG_MACF
mac_cred_label_associate_user(p->p_ucred);
#endif
+
+ vm_init_before_launchd();
+
+#if CONFIG_XNUPOST
+ int result = bsd_list_tests();
+ result = bsd_do_post();
+ if (result != 0) {
+ panic("bsd_do_post: Tests failed with result = 0x%08x\n", result);
+ }
+#endif
+
+ bsd_init_kprintf("bsd_do_post - done");
+
load_init_program(p);
lock_trace = 1;
}
ut = (struct uthread *)get_bsdthread_info(thread);
ut->uu_sigmask = 0;
act_set_astbsd(thread);
- proc_clear_return_wait(initproc, thread);
+ task_clear_return_wait(get_threadtask(thread));
}
static void
minimalboot = 1;
}
+#if __arm64__
+ /* disable 64 bit grading */
+ if (PE_parse_boot_argn("-no64exec", namep, sizeof (namep)))
+ bootarg_no64exec = 1;
+#endif
+#if __x86_64__
+ /* disable 32 bit grading */
+ if (PE_parse_boot_argn("-no32exec", namep, sizeof (namep)))
+ bootarg_no32exec = 1;
+#endif
/* disable vnode_cache_is_authorized() by setting vnode_cache_defeat */
if (PE_parse_boot_argn("-vnode_cache_defeat", namep, sizeof (namep)))
if (PE_parse_boot_argn("msgbuf", &msgbuf, sizeof (msgbuf))) {
log_setsize(msgbuf);
+ oslog_setsize(msgbuf);
}
if (PE_parse_boot_argn("-novfscache", namep, sizeof(namep))) {
#endif /* CONFIG_JETSAM && (DEVELOPMENT || DEBUG) */
+#if CONFIG_EMBEDDED
+ /*
+ * The darkboot flag is specified by the bootloader and is stored in
+ * boot_args->bootFlags. This flag is available starting revision 2.
+ */
+ boot_args *args = (boot_args *) PE_state.bootArgs;
+ if ((args != NULL) && (args->Revision >= kBootArgsRevision2)) {
+ darkboot = (args->bootFlags & kBootFlagsDarkBoot) ? 1 : 0;
+ } else {
+ darkboot = 0;
+ }
+#endif
#if PROC_REF_DEBUG
if (PE_parse_boot_argn("-disable_procref_tracking", namep, sizeof(namep))) {
}
#endif
+#if OS_REASON_DEBUG
+ if (PE_parse_boot_argn("-disable_osreason_debug", namep, sizeof(namep))) {
+ os_reason_debug_disabled = 1;
+ }
+#endif
+
PE_parse_boot_argn("sigrestrict", &sigrestrict_arg, sizeof(sigrestrict_arg));
+
+#if DEVELOPMENT|| DEBUG
+ if (PE_parse_boot_argn("-no_sigsys", namep, sizeof(namep))) {
+ send_sigsys = false;
+ }
+#endif
+
+#if (DEVELOPMENT|| DEBUG)
+ if (PE_parse_boot_argn("alt-dyld", dyld_alt_path, sizeof(dyld_alt_path))) {
+ if (strlen(dyld_alt_path) > 0) {
+ use_alt_dyld = 1;
+ }
+ }
+#endif
}
void
projects / apple / xnu.git / blobdiff