xnu-4903.221.2.tar.gz

[apple/xnu.git] / bsd / kern / bsd_init.c

diff --git a/bsd/kern/bsd_init.c b/bsd/kern/bsd_init.c
index 25395d3521da0ba40d17502f814a512be3433e4e..23e115db01ae29a388f9897dcbd1dfdeb9ae401c 100644 (file)
--- a/bsd/kern/bsd_init.c
+++ b/bsd/kern/bsd_init.c
@@ -94,6 +94,7 @@
 #include <sys/time.h>
 #include <sys/systm.h>
 #include <sys/mman.h>
+#include <sys/kasl.h>
 
 #include <security/audit/audit.h>
 
@@ -106,17 +107,14 @@
 #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>
@@ -129,8 +127,6 @@
 #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() */
@@ -150,8 +146,6 @@
 #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() */
@@ -200,6 +194,9 @@
 #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 */
@@ -292,6 +289,9 @@ 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)
@@ -399,6 +399,10 @@ lck_attr_t * proc_lck_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;
 
@@ -496,6 +500,12 @@ bsd_init(void)
 #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
@@ -549,9 +559,6 @@ bsd_init(void)
 #endif
 #endif /* MAC */
 
-       /* Initialize System Override call */
-       init_system_override();
-       
        ulock_initialize();
 
        /*
@@ -711,6 +718,9 @@ bsd_init(void)
                        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
         *
@@ -1044,6 +1054,9 @@ bsd_init(void)
        consider_zone_gc(FALSE);
 #endif
 
+       /* Initialize System Override call */
+       init_system_override();
+       
        bsd_init_kprintf("done\n");
 }
 
@@ -1051,21 +1064,11 @@ void
 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);
+       /* Set up exception-to-signal reflection */
+       ux_handler_setup();
 
 #if CONFIG_MACF
        mac_cred_label_associate_user(p->p_ucred);
@@ -1073,6 +1076,13 @@ bsdinit_task(void)
 
     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");
 
@@ -1191,6 +1201,11 @@ parse_bsd_args(void)
        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)))