X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/a39ff7e25e19b3a8c3020042a3872ca9ec9659f1..0a7de7458d150b5d4dffc935ba399be265ef0a1a:/bsd/kern/bsd_init.c diff --git a/bsd/kern/bsd_init.c b/bsd/kern/bsd_init.c index 36b5db056..73be8cd43 100644 --- a/bsd/kern/bsd_init.c +++ b/bsd/kern/bsd_init.c @@ -2,7 +2,7 @@ * Copyright (c) 2000-2015 Apple Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ - * + * * 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 @@ -11,10 +11,10 @@ * 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. - * + * * 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, @@ -22,9 +22,9 @@ * 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_OSREFERENCE_LICENSE_HEADER_END@ - * + * * * Copyright (c) 1982, 1986, 1989, 1991, 1992, 1993 * The Regents of the University of California. All rights reserved. @@ -65,7 +65,7 @@ * @(#)init_main.c 8.16 (Berkeley) 5/14/95 */ -/* +/* * * Mach Operating System * Copyright (c) 1987 Carnegie-Mellon University @@ -107,18 +107,15 @@ #include #include #include -#include +#include /* for ux_handler_setup() */ #include #include #include -#include /* for ux_exception_port */ - #include -#include -#include /* for pseudo_inits */ +#include /* for pseudo_inits */ #include #include #include @@ -129,57 +126,53 @@ #include #include #include -#include /* for thread_resume() */ -#include /* for task_set_exception_ports() */ -#include /* for ux_handler() */ -#include /* for ubc_init() */ -#include /* for mcache_init() */ -#include /* for mbinit() */ -#include /* for knote_init() */ -#include /* for eventhandler_init() */ -#include /* for memorystatus_init() */ -#include /* for aio_init() */ -#include /* for psem_cache_init() */ -#include /* for dlil_init() */ -#include /* for proto_kpi_init() */ -#include /* for iptap_init() */ -#include /* for pipeinit() */ -#include /* for socketinit() */ -#include /* for domaininit() */ -#include /* for thread_wakeup() */ -#include /* for ether_family_init() */ -#include /* for gif_init() */ -#include /* for vnode_pager_bootstrap() */ -#include /* for devfs_kernel_mount() */ -#include /* for host_set_exception_ports() */ -#include /* for host_priv_self() */ -#include /* for kmem_suballoc() */ -#include /* for psem_lock_init() */ -#include /* for log_setsize() */ -#include /* for tty_init() */ -#include /* proc_uuid_policy_init() */ -#include /* flow_divert_init() */ -#include /* for cfil_init() */ -#include /* for necp_init() */ -#include /* for netagent_init() */ -#include /* for pkt_mnglr_init() */ -#include /* for utun_register_control() */ -#include /* for ipsec_register_control() */ -#include /* for net_str_id_init() */ -#include /* for netsrc_init() */ -#include /* for nstat_init() */ -#include /* for tcp_cc_init() */ -#include /* for mptcp_control_register() */ -#include /* for nwk_wq_init */ -#include /* for assert() */ -#include /* for init_system_override() */ +#include /* for thread_resume() */ +#include /* for ubc_init() */ +#include /* for mcache_init() */ +#include /* for mbinit() */ +#include /* for knote_init() */ +#include /* for eventhandler_init() */ +#include /* for memorystatus_init() */ +#include /* for aio_init() */ +#include /* for psem_cache_init() */ +#include /* for dlil_init() */ +#include /* for proto_kpi_init() */ +#include /* for iptap_init() */ +#include /* for pipeinit() */ +#include /* for socketinit() */ +#include /* for domaininit() */ +#include /* for thread_wakeup() */ +#include /* for ether_family_init() */ +#include /* for gif_init() */ +#include /* for vnode_pager_bootstrap() */ +#include /* for devfs_kernel_mount() */ +#include /* for kmem_suballoc() */ +#include /* for psem_lock_init() */ +#include /* for log_setsize() */ +#include /* for tty_init() */ +#include /* proc_uuid_policy_init() */ +#include /* flow_divert_init() */ +#include /* for cfil_init() */ +#include /* for necp_init() */ +#include /* for netagent_init() */ +#include /* for pkt_mnglr_init() */ +#include /* for utun_register_control() */ +#include /* for ipsec_register_control() */ +#include /* for net_str_id_init() */ +#include /* for netsrc_init() */ +#include /* for nstat_init() */ +#include /* for tcp_cc_init() */ +#include /* for mptcp_control_register() */ +#include /* for nwk_wq_init */ +#include /* for assert() */ +#include /* for init_system_override() */ #include #if CONFIG_MACF #include -#include /* mac_init_bsd() */ -#include /* mac_update_task_label() */ +#include /* mac_init_bsd() */ +#include /* mac_update_task_label() */ #endif #include @@ -201,25 +194,28 @@ #include #include +#if CONFIG_XNUPOST +#include +#endif -void * get_user_regs(thread_t); /* XXX kludge for */ -void IOKitInitializeTime(void); /* XXX */ -void IOSleep(unsigned int); /* XXX */ -void loopattach(void); /* XXX */ +void * get_user_regs(thread_t); /* XXX kludge for */ +void IOKitInitializeTime(void); /* XXX */ +void IOSleep(unsigned int); /* XXX */ +void loopattach(void); /* XXX */ const char copyright[] = -"Copyright (c) 1982, 1986, 1989, 1991, 1993\n\t" -"The Regents of the University of California. " -"All rights reserved.\n\n"; + "Copyright (c) 1982, 1986, 1989, 1991, 1993\n\t" + "The Regents of the University of California. " + "All rights reserved.\n\n"; /* Components of the first process -- never freed. */ -struct proc proc0; -struct session session0; -struct pgrp pgrp0; -struct filedesc filedesc0; -struct plimit limit0; -struct pstats pstats0; -struct sigacts sigacts0; +struct proc proc0; +struct session session0; +struct pgrp pgrp0; +struct filedesc filedesc0; +struct plimit limit0; +struct pstats pstats0; +struct sigacts sigacts0; proc_t kernproc; proc_t initproc; @@ -235,22 +231,22 @@ int nswapmap; void *swapmap; struct swdevt swdevt[1]; -dev_t rootdev; /* device of the root */ -dev_t dumpdev; /* device to take dumps on */ -long dumplo; /* offset into dumpdev */ -long hostid; -char hostname[MAXHOSTNAMELEN]; -int hostnamelen; -char domainname[MAXDOMNAMELEN]; -int domainnamelen; +dev_t rootdev; /* device of the root */ +dev_t dumpdev; /* device to take dumps on */ +long dumplo; /* offset into dumpdev */ +long hostid; +char hostname[MAXHOSTNAMELEN]; +int hostnamelen; +char domainname[MAXDOMNAMELEN]; +int domainnamelen; char rootdevice[DEVMAXNAMESIZE]; #if KMEMSTATS -struct kmemstats kmemstats[M_LAST]; +struct kmemstats kmemstats[M_LAST]; #endif -struct vnode *rootvp; +struct vnode *rootvp; int boothowto = RB_DEBUG; int minimalboot = 0; #if CONFIG_EMBEDDED @@ -279,8 +275,8 @@ extern void acct_init(void); extern int serverperfmode; extern int ncl; -vm_map_t bsd_pageable_map; -vm_map_t mb_map; +vm_map_t bsd_pageable_map; +vm_map_t mb_map; static int bsd_simul_execs; static int bsd_pageable_map_size; @@ -318,7 +314,7 @@ char dyld_alt_path[MAXPATHLEN]; int use_alt_dyld = 0; #endif -int cmask = CMASK; +int cmask = CMASK; extern int customnbuf; kern_return_t bsd_autoconf(void); @@ -353,11 +349,11 @@ int policy_check_flags = 0; extern int check_policy_init(int); #endif -#endif /* CONFIG_MACF */ +#endif /* CONFIG_MACF */ /* If we are using CONFIG_DTRACE */ #if CONFIG_DTRACE - extern void dtrace_postinit(void); +extern void dtrace_postinit(void); #endif /* @@ -378,8 +374,8 @@ extern int check_policy_init(int); static void process_name(const char *s, proc_t p) { - strlcpy(p->p_comm, s, sizeof(p->p_comm)); - strlcpy(p->p_name, s, sizeof(p->p_name)); + strlcpy(p->p_comm, s, sizeof(p->p_comm)); + strlcpy(p->p_name, s, sizeof(p->p_name)); } /* To allow these values to be patched, they're globals here */ @@ -388,8 +384,8 @@ struct rlimit vm_initial_limit_stack = { DFLSSIZ, MAXSSIZ - PAGE_MAX_SIZE }; struct rlimit vm_initial_limit_data = { DFLDSIZ, MAXDSIZ }; struct rlimit vm_initial_limit_core = { DFLCSIZ, MAXCSIZ }; -extern thread_t cloneproc(task_t, coalition_t, proc_t, int, int); -extern int (*mountroot)(void); +extern thread_t cloneproc(task_t, coalition_t, proc_t, int, int); +extern int (*mountroot)(void); lck_grp_t * proc_lck_grp; lck_grp_t * proc_slock_grp; @@ -403,6 +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; @@ -442,7 +442,7 @@ bsd_init(void) struct uthread *ut; unsigned int i; struct vfs_context context; - kern_return_t ret; + kern_return_t ret; struct ucred temp_cred; struct posix_cred temp_pcred; #if NFSCLIENT || CONFIG_IMAGEBOOT @@ -454,10 +454,10 @@ bsd_init(void) throttle_init(); printf(copyright); - + bsd_init_kprintf("calling kmeminit\n"); kmeminit(); - + bsd_init_kprintf("calling parse_bsd_args\n"); parse_bsd_args(); @@ -477,10 +477,10 @@ bsd_init(void) /* Initialize the ttys (MUST be before kminit()/bsd_autoconf()!)*/ tty_init(); - kernproc = &proc0; /* implicitly bzero'ed */ + kernproc = &proc0; /* implicitly bzero'ed */ /* kernel_task->proc = kernproc; */ - set_bsdtask_info(kernel_task,(void *)kernproc); + set_bsdtask_info(kernel_task, (void *)kernproc); /* give kernproc a name */ bsd_init_kprintf("calling process_name\n"); @@ -488,41 +488,31 @@ bsd_init(void) /* 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); - -#if CONFIG_FINE_LOCK_GROUPS - proc_slock_grp = lck_grp_alloc_init("proc-slock", 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); + proc_lck_grp_attr = lck_grp_attr_alloc_init(); + + proc_lck_grp = lck_grp_alloc_init("proc", proc_lck_grp_attr); + + proc_slock_grp = lck_grp_alloc_init("proc-slock", 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); + 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 -#if __PROC_INTERNAL_DEBUG - lck_attr_setdebug(proc_lck_attr); -#endif -#endif -#if CONFIG_FINE_LOCK_GROUPS proc_list_mlock = lck_mtx_alloc_init(proc_mlock_grp, proc_lck_attr); proc_klist_mlock = lck_mtx_alloc_init(proc_mlock_grp, proc_lck_attr); lck_mtx_init(&kernproc->p_mlock, proc_mlock_grp, proc_lck_attr); lck_mtx_init(&kernproc->p_fdmlock, proc_fdmlock_grp, proc_lck_attr); lck_mtx_init(&kernproc->p_ucred_mlock, proc_ucred_mlock_grp, proc_lck_attr); lck_spin_init(&kernproc->p_slock, proc_slock_grp, proc_lck_attr); -#else - 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(&kernproc->p_mlock, proc_lck_grp, proc_lck_attr); - lck_mtx_init(&kernproc->p_fdmlock, proc_lck_grp, proc_lck_attr); - lck_mtx_init(&kernproc->p_ucred_mlock, proc_lck_grp, proc_lck_attr); - lck_spin_init(&kernproc->p_slock, proc_lck_grp, proc_lck_attr); -#endif assert(bsd_simul_execs != 0); execargs_cache_lock = lck_mtx_alloc_init(proc_lck_grp, proc_lck_attr); @@ -530,11 +520,12 @@ bsd_init(void) execargs_free_count = bsd_simul_execs; execargs_cache = (vm_offset_t *)kalloc(bsd_simul_execs * sizeof(vm_offset_t)); bzero(execargs_cache, bsd_simul_execs * sizeof(vm_offset_t)); - - if (current_task() != kernel_task) + + if (current_task() != kernel_task) { printf("bsd_init: We have a problem, " - "current task is not kernel task\n"); - + "current task is not kernel task\n"); + } + bsd_init_kprintf("calling get_bsdthread_info\n"); ut = (uthread_t)get_bsdthread_info(current_thread()); @@ -553,9 +544,6 @@ bsd_init(void) #endif #endif /* MAC */ - /* Initialize System Override call */ - init_system_override(); - ulock_initialize(); /* @@ -566,11 +554,7 @@ bsd_init(void) kernproc->p_pgrp = &pgrp0; LIST_INSERT_HEAD(PGRPHASH(0), &pgrp0, pg_hash); LIST_INIT(&pgrp0.pg_members); -#ifdef CONFIG_FINE_LOCK_GROUPS lck_mtx_init(&pgrp0.pg_mlock, proc_mlock_grp, proc_lck_attr); -#else - lck_mtx_init(&pgrp0.pg_mlock, proc_lck_grp, proc_lck_attr); -#endif /* There is no other bsd thread this point and is safe without pgrp lock */ LIST_INSERT_HEAD(&pgrp0.pg_members, kernproc, p_pglist); kernproc->p_listflag |= P_LIST_INPGRP; @@ -583,11 +567,7 @@ bsd_init(void) session0.s_count = 1; session0.s_leader = kernproc; session0.s_listflags = 0; -#ifdef CONFIG_FINE_LOCK_GROUPS lck_mtx_init(&session0.s_mlock, proc_mlock_grp, proc_lck_attr); -#else - lck_mtx_init(&session0.s_mlock, proc_lck_grp, proc_lck_attr); -#endif LIST_INSERT_HEAD(SESSHASH(0), &session0, s_hash); proc_list_unlock(); @@ -596,7 +576,7 @@ bsd_init(void) #endif kernproc->task = kernel_task; - + kernproc->p_stat = SRUN; kernproc->p_flag = P_SYSTEM; kernproc->p_lflag = 0; @@ -607,8 +587,9 @@ bsd_init(void) #endif #if DEVELOPMENT || DEBUG - if (bootarg_disable_aslr) + if (bootarg_disable_aslr) { kernproc->p_flag |= P_DISABLE_ASLR; + } #endif kernproc->p_nice = NZERO; @@ -616,7 +597,7 @@ bsd_init(void) TAILQ_INIT(&kernproc->p_uthlist); TAILQ_INSERT_TAIL(&kernproc->p_uthlist, ut, uu_list); - + kernproc->sigwait = FALSE; kernproc->sigwait_thread = THREAD_NULL; kernproc->exit_thread = THREAD_NULL; @@ -632,14 +613,14 @@ bsd_init(void) /* kern_proc, shouldn't call up to DS for group membership */ temp_pcred.cr_flags = CRF_NOMEMBERD; temp_cred.cr_audit.as_aia_p = audit_default_aia_p; - + bsd_init_kprintf("calling kauth_cred_create\n"); /* * We have to label the temp cred before we create from it to * properly set cr_ngroups, or the create will fail. */ posix_cred_label(&temp_cred, &temp_pcred); - kernproc->p_ucred = kauth_cred_create(&temp_cred); + kernproc->p_ucred = kauth_cred_create(&temp_cred); /* update cred on proc */ PROC_UPDATE_CREDS_ONPROC(kernproc); @@ -674,9 +655,10 @@ bsd_init(void) /* Create the limits structures. */ kernproc->p_limit = &limit0; - for (i = 0; i < sizeof(kernproc->p_rlimit)/sizeof(kernproc->p_rlimit[0]); i++) - limit0.pl_rlimit[i].rlim_cur = - limit0.pl_rlimit[i].rlim_max = RLIM_INFINITY; + for (i = 0; i < sizeof(kernproc->p_rlimit) / sizeof(kernproc->p_rlimit[0]); i++) { + limit0.pl_rlimit[i].rlim_cur = + limit0.pl_rlimit[i].rlim_max = RLIM_INFINITY; + } limit0.pl_rlimit[RLIMIT_NOFILE].rlim_cur = NOFILE; limit0.pl_rlimit[RLIMIT_NPROC].rlim_cur = maxprocperuid; limit0.pl_rlimit[RLIMIT_NPROC].rlim_max = maxproc; @@ -699,20 +681,21 @@ bsd_init(void) * for temporary copying (execve()). */ { - vm_offset_t minimum; + vm_offset_t minimum; bsd_init_kprintf("calling kmem_suballoc\n"); assert(bsd_pageable_map_size != 0); ret = kmem_suballoc(kernel_map, - &minimum, - (vm_size_t)bsd_pageable_map_size, - TRUE, - VM_FLAGS_ANYWHERE, - VM_MAP_KERNEL_FLAGS_NONE, - VM_KERN_MEMORY_BSD, - &bsd_pageable_map); - if (ret != KERN_SUCCESS) + &minimum, + (vm_size_t)bsd_pageable_map_size, + TRUE, + 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"); @@ -763,7 +746,7 @@ bsd_init(void) */ #if CONFIG_AUDIT bsd_init_kprintf("calling audit_init\n"); - audit_init(); + audit_init(); #endif /* Initialize kqueues */ @@ -833,7 +816,7 @@ bsd_init(void) iptap_init(); #if FLOW_DIVERT flow_divert_init(); -#endif /* FLOW_DIVERT */ +#endif /* FLOW_DIVERT */ #endif /* SOCKETS */ kernproc->p_fd->fd_cdir = NULL; kernproc->p_fd->fd_rdir = NULL; @@ -882,7 +865,7 @@ bsd_init(void) #include #if NLOOP > 0 bsd_init_kprintf("calling loopattach\n"); - loopattach(); /* XXX */ + loopattach(); /* XXX */ #endif #if NGIF /* Initialize gif interface (after lo0) */ @@ -904,14 +887,14 @@ bsd_init(void) /* Call any kext code that wants to run just after network init */ bsd_init_kprintf("calling net_init_run\n"); net_init_run(); - + #if CONTENT_FILTER cfil_init(); #endif #if PACKET_MANGLER pkt_mnglr_init(); -#endif +#endif #if NECP /* Initialize Network Extension Control Policies */ @@ -940,7 +923,7 @@ bsd_init(void) inittodr(0); /* Mount the root file system. */ - while( TRUE) { + while (TRUE) { int err; bsd_init_kprintf("calling setconf\n"); @@ -950,18 +933,19 @@ bsd_init(void) #endif bsd_init_kprintf("vfs_mountroot\n"); - if (0 == (err = vfs_mountroot())) + if (0 == (err = vfs_mountroot())) { break; + } rootdevice[0] = '\0'; #if NFSCLIENT if (netboot) { PE_display_icon( 0, "noroot"); /* XXX a netboot-specific icon would be nicer */ vc_progress_set(FALSE, 0); - for (i=1; 1; i*=2) { + for (i = 1; 1; i *= 2) { printf("bsd_init: failed to mount network root, error %d, %s\n", - err, PE_boot_args()); + err, PE_boot_args()); printf("We are hanging here...\n"); - IOSleep(i*60*1000); + IOSleep(i * 60 * 1000); } /*NOTREACHED*/ } @@ -978,8 +962,9 @@ bsd_init(void) 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)) + if (VFS_ROOT(mountlist.tqh_first, &rootvnode, &context)) { panic("bsd_init: cannot find root vnode: %s", PE_boot_args()); + } rootvnode->v_flag |= VROOT; (void)vnode_ref(rootvnode); (void)vnode_put(rootvnode); @@ -994,41 +979,41 @@ bsd_init(void) if ((err = netboot_setup()) != 0) { PE_display_icon( 0, "noroot"); /* XXX a netboot-specific icon would be nicer */ vc_progress_set(FALSE, 0); - for (i=1; 1; i*=2) { + for (i = 1; 1; i *= 2) { printf("bsd_init: NetBoot could not find root, error %d: %s\n", - err, PE_boot_args()); + err, PE_boot_args()); printf("We are hanging here...\n"); - IOSleep(i*60*1000); + IOSleep(i * 60 * 1000); } /*NOTREACHED*/ } } #endif - + #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 (netboot == FALSE && imageboot_needed()) { - /* + /* * An image was found. No turning back: we're booted * with a kernel from the disk image. */ - imageboot_setup(); + imageboot_setup(); } #endif /* CONFIG_IMAGEBOOT */ - + /* set initial time; all other resource data is already zero'ed */ microtime_with_abstime(&kernproc->p_start, &kernproc->p_stats->ps_start); #if DEVFS { - char mounthere[] = "/dev"; /* !const because of internal casting */ + char mounthere[] = "/dev"; /* !const because of internal casting */ - bsd_init_kprintf("calling devfs_kernel_mount\n"); - devfs_kernel_mount(mounthere); + bsd_init_kprintf("calling devfs_kernel_mount\n"); + devfs_kernel_mount(mounthere); } #endif /* DEVFS */ @@ -1044,13 +1029,17 @@ bsd_init(void) bsd_init_kprintf("calling mountroot_post_hook\n"); /* invoke post-root-mount hook */ - if (mountroot_post_hook != NULL) + if (mountroot_post_hook != NULL) { mountroot_post_hook(); + } #if 0 /* not yet */ consider_zone_gc(FALSE); #endif + /* Initialize System Override call */ + init_system_override(); + bsd_init_kprintf("done\n"); } @@ -1058,28 +1047,25 @@ 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); #endif - vm_init_before_launchd(); + 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"); @@ -1093,17 +1079,18 @@ bsd_autoconf(void) kprintf("bsd_autoconf: calling kminit\n"); kminit(); - /* + /* * Early startup for bsd pseudodevices. */ { - struct pseudo_init *pi; - - for (pi = pseudo_inits; pi->ps_func; pi++) - (*pi->ps_func) (pi->ps_count); + struct pseudo_init *pi; + + for (pi = pseudo_inits; pi->ps_func; pi++) { + (*pi->ps_func)(pi->ps_count); + } } - return( IOKitBSDInit()); + return IOKitBSDInit(); } @@ -1111,31 +1098,30 @@ bsd_autoconf(void) static void setconf(void) -{ - u_int32_t flags; - kern_return_t err; +{ + u_int32_t flags; + kern_return_t err; err = IOFindBSDRoot(rootdevice, sizeof(rootdevice), &rootdev, &flags); - if( err) { + if (err) { printf("setconf: IOFindBSDRoot returned an error (%d);" - "setting rootdevice to 'sd0a'.\n", err); /* XXX DEBUG TEMP */ + "setting rootdevice to 'sd0a'.\n", err); /* XXX DEBUG TEMP */ rootdev = makedev( 6, 0 ); strlcpy(rootdevice, "sd0a", sizeof(rootdevice)); flags = 0; } #if NFSCLIENT - if( flags & 1 ) { + if (flags & 1) { /* network device */ mountroot = netboot_mountroot; } else { #endif - /* otherwise have vfs determine root filesystem */ - mountroot = NULL; + /* otherwise have vfs determine root filesystem */ + mountroot = NULL; #if NFSCLIENT - } +} #endif - } void @@ -1151,10 +1137,11 @@ bsd_utaskbootstrap(void) thread = cloneproc(TASK_NULL, COALITION_NULL, kernproc, FALSE, TRUE); /* Hold the reference as it will be dropped during shutdown */ - initproc = proc_find(1); + initproc = proc_find(1); #if __PROC_INTERNAL_DEBUG - if (initproc == PROC_NULL) + if (initproc == PROC_NULL) { panic("bsd_utaskbootstrap: initproc not set\n"); + } #endif /* * Since we aren't going back out the normal way to our parent, @@ -1175,14 +1162,17 @@ parse_bsd_args(void) char namep[16]; int msgbuf; - if ( PE_parse_boot_argn("-s", namep, sizeof (namep))) + if (PE_parse_boot_argn("-s", namep, sizeof(namep))) { boothowto |= RB_SINGLE; + } - if (PE_parse_boot_argn("-b", namep, sizeof (namep))) + if (PE_parse_boot_argn("-b", namep, sizeof(namep))) { boothowto |= RB_NOBOOTRC; + } - if (PE_parse_boot_argn("-x", namep, sizeof (namep))) /* safe boot */ + if (PE_parse_boot_argn("-x", namep, sizeof(namep))) { /* safe boot */ boothowto |= RB_SAFEBOOT; + } if (PE_parse_boot_argn("-minimalboot", namep, sizeof(namep))) { /* @@ -1195,37 +1185,41 @@ parse_bsd_args(void) #if __arm64__ /* disable 64 bit grading */ - if (PE_parse_boot_argn("-no64exec", namep, sizeof (namep))) + 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))) + 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("-vnode_cache_defeat", namep, sizeof(namep))) { bootarg_vnode_cache_defeat = 1; + } #if DEVELOPMENT || DEBUG - if (PE_parse_boot_argn("-disable_aslr", namep, sizeof (namep))) + if (PE_parse_boot_argn("-disable_aslr", namep, sizeof(namep))) { bootarg_disable_aslr = 1; + } #endif - PE_parse_boot_argn("ncl", &ncl, sizeof (ncl)); + PE_parse_boot_argn("ncl", &ncl, sizeof(ncl)); if (PE_parse_boot_argn("nbuf", &max_nbuf_headers, - sizeof (max_nbuf_headers))) { + sizeof(max_nbuf_headers))) { customnbuf = 1; } #if CONFIG_MACF #if defined (__i386__) || defined (__x86_64__) - PE_parse_boot_argn("policy_check", &policy_check_flags, sizeof (policy_check_flags)); + PE_parse_boot_argn("policy_check", &policy_check_flags, sizeof(policy_check_flags)); #endif -#endif /* CONFIG_MACF */ +#endif /* CONFIG_MACF */ - if (PE_parse_boot_argn("msgbuf", &msgbuf, sizeof (msgbuf))) { + if (PE_parse_boot_argn("msgbuf", &msgbuf, sizeof(msgbuf))) { log_setsize(msgbuf); oslog_setsize(msgbuf); } @@ -1235,8 +1229,9 @@ parse_bsd_args(void) } #if CONFIG_JETSAM && (DEVELOPMENT || DEBUG) - if (PE_parse_boot_argn("-no_vnode_jetsam", namep, sizeof(namep))) - bootarg_no_vnode_jetsam = 1; + if (PE_parse_boot_argn("-no_vnode_jetsam", namep, sizeof(namep))) { + bootarg_no_vnode_jetsam = 1; + } #endif /* CONFIG_JETSAM && (DEVELOPMENT || DEBUG) */ @@ -1267,17 +1262,17 @@ parse_bsd_args(void) PE_parse_boot_argn("sigrestrict", &sigrestrict_arg, sizeof(sigrestrict_arg)); -#if DEVELOPMENT|| DEBUG +#if DEVELOPMENT || DEBUG if (PE_parse_boot_argn("-no_sigsys", namep, sizeof(namep))) { send_sigsys = false; } #endif -#if (DEVELOPMENT|| DEBUG) +#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; - } + if (strlen(dyld_alt_path) > 0) { + use_alt_dyld = 1; + } } #endif } @@ -1285,39 +1280,37 @@ parse_bsd_args(void) void bsd_exec_setup(int scale) { - switch (scale) { - case 0: - case 1: - bsd_simul_execs = BSD_SIMUL_EXECS; - break; - case 2: - case 3: - bsd_simul_execs = 65; - break; - case 4: - case 5: - bsd_simul_execs = 129; - break; - case 6: - case 7: - bsd_simul_execs = 257; - break; - default: - bsd_simul_execs = 513; - break; - + case 0: + case 1: + bsd_simul_execs = BSD_SIMUL_EXECS; + break; + case 2: + case 3: + bsd_simul_execs = 65; + break; + case 4: + case 5: + bsd_simul_execs = 129; + break; + case 6: + case 7: + bsd_simul_execs = 257; + break; + default: + bsd_simul_execs = 513; + break; } bsd_pageable_map_size = (bsd_simul_execs * BSD_PAGEABLE_SIZE_PER_EXEC); } #if !NFSCLIENT -int +int netboot_root(void); -int +int netboot_root(void) { - return(0); + return 0; } #endif