17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 53f2f09c1Sdp * Common Development and Distribution License (the "License"). 63f2f09c1Sdp * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 217c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 227c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 237c478bd9Sstevel@tonic-gate 247c478bd9Sstevel@tonic-gate 257c478bd9Sstevel@tonic-gate /* 26*ae115bc7Smrj * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 277c478bd9Sstevel@tonic-gate * Use is subject to license terms. 287c478bd9Sstevel@tonic-gate */ 297c478bd9Sstevel@tonic-gate 307c478bd9Sstevel@tonic-gate #ifndef _SYS_SYSTM_H 317c478bd9Sstevel@tonic-gate #define _SYS_SYSTM_H 327c478bd9Sstevel@tonic-gate 337c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 347c478bd9Sstevel@tonic-gate 357c478bd9Sstevel@tonic-gate #include <sys/types.h> 367c478bd9Sstevel@tonic-gate #include <sys/t_lock.h> 377c478bd9Sstevel@tonic-gate #include <sys/proc.h> 387c478bd9Sstevel@tonic-gate #include <sys/dditypes.h> 397c478bd9Sstevel@tonic-gate 407c478bd9Sstevel@tonic-gate #ifdef __cplusplus 417c478bd9Sstevel@tonic-gate extern "C" { 427c478bd9Sstevel@tonic-gate #endif 437c478bd9Sstevel@tonic-gate 447c478bd9Sstevel@tonic-gate /* 457c478bd9Sstevel@tonic-gate * The pc_t is the type of the kernel's program counter. In general, a 467c478bd9Sstevel@tonic-gate * pc_t is a uintptr_t -- except for a sparcv9 kernel, in which case all 477c478bd9Sstevel@tonic-gate * instruction text is below 4G, and a pc_t is thus a uint32_t. 487c478bd9Sstevel@tonic-gate */ 497c478bd9Sstevel@tonic-gate #ifdef __sparcv9 507c478bd9Sstevel@tonic-gate typedef uint32_t pc_t; 517c478bd9Sstevel@tonic-gate #else 527c478bd9Sstevel@tonic-gate typedef uintptr_t pc_t; 537c478bd9Sstevel@tonic-gate #endif 547c478bd9Sstevel@tonic-gate 557c478bd9Sstevel@tonic-gate /* 567c478bd9Sstevel@tonic-gate * Random set of variables used by more than one routine. 577c478bd9Sstevel@tonic-gate */ 587c478bd9Sstevel@tonic-gate 597c478bd9Sstevel@tonic-gate #ifdef _KERNEL 607c478bd9Sstevel@tonic-gate #include <sys/varargs.h> 613f2f09c1Sdp #include <sys/uadmin.h> 627c478bd9Sstevel@tonic-gate 637c478bd9Sstevel@tonic-gate extern int hz; /* system clock rate */ 647c478bd9Sstevel@tonic-gate extern struct vnode *rootdir; /* pointer to vnode of root directory */ 657c478bd9Sstevel@tonic-gate extern struct vnode *devicesdir; /* pointer to /devices vnode */ 667c478bd9Sstevel@tonic-gate extern volatile clock_t lbolt; /* time in HZ since last boot */ 677c478bd9Sstevel@tonic-gate extern volatile int64_t lbolt64; /* lbolt computed as 64-bit value */ 687c478bd9Sstevel@tonic-gate extern int interrupts_unleashed; /* set after the spl0() in main() */ 697c478bd9Sstevel@tonic-gate 707c478bd9Sstevel@tonic-gate extern char runin; /* scheduling flag */ 717c478bd9Sstevel@tonic-gate extern char runout; /* scheduling flag */ 727c478bd9Sstevel@tonic-gate extern char wake_sched; /* causes clock to wake swapper on next tick */ 737c478bd9Sstevel@tonic-gate extern char wake_sched_sec; /* causes clock to wake swapper after a sec */ 747c478bd9Sstevel@tonic-gate 757c478bd9Sstevel@tonic-gate extern pgcnt_t maxmem; /* max available memory (pages) */ 767c478bd9Sstevel@tonic-gate extern pgcnt_t physmem; /* physical memory (pages) on this CPU */ 777c478bd9Sstevel@tonic-gate extern pfn_t physmax; /* highest numbered physical page present */ 787c478bd9Sstevel@tonic-gate extern pgcnt_t physinstalled; /* physical pages including PROM/boot use */ 797c478bd9Sstevel@tonic-gate 807c478bd9Sstevel@tonic-gate extern caddr_t s_text; /* start of kernel text segment */ 817c478bd9Sstevel@tonic-gate extern caddr_t e_text; /* end of kernel text segment */ 827c478bd9Sstevel@tonic-gate extern caddr_t s_data; /* start of kernel text segment */ 837c478bd9Sstevel@tonic-gate extern caddr_t e_data; /* end of kernel text segment */ 847c478bd9Sstevel@tonic-gate 857c478bd9Sstevel@tonic-gate extern pgcnt_t availrmem; /* Available resident (not swapable) */ 867c478bd9Sstevel@tonic-gate /* memory in pages. */ 877c478bd9Sstevel@tonic-gate extern pgcnt_t availrmem_initial; /* initial value of availrmem */ 887c478bd9Sstevel@tonic-gate extern pgcnt_t segspt_minfree; /* low water mark for availrmem in seg_spt */ 897c478bd9Sstevel@tonic-gate extern pgcnt_t freemem; /* Current free memory. */ 907c478bd9Sstevel@tonic-gate 917c478bd9Sstevel@tonic-gate extern dev_t rootdev; /* device of the root */ 927c478bd9Sstevel@tonic-gate extern struct vnode *rootvp; /* vnode of root device */ 937c478bd9Sstevel@tonic-gate extern int root_is_svm; /* root is a mirrored device flag */ 947c478bd9Sstevel@tonic-gate extern char *volatile panicstr; /* panic string pointer */ 957c478bd9Sstevel@tonic-gate extern va_list panicargs; /* panic arguments */ 967c478bd9Sstevel@tonic-gate 977c478bd9Sstevel@tonic-gate extern int rstchown; /* 1 ==> restrictive chown(2) semantics */ 987c478bd9Sstevel@tonic-gate extern int klustsize; 997c478bd9Sstevel@tonic-gate 1007c478bd9Sstevel@tonic-gate extern int abort_enable; /* Platform input-device abort policy */ 1017c478bd9Sstevel@tonic-gate 1027c478bd9Sstevel@tonic-gate #ifdef C2_AUDIT 1037c478bd9Sstevel@tonic-gate extern int audit_active; /* C2 auditing activate 1, absent 0. */ 1047c478bd9Sstevel@tonic-gate #endif 1057c478bd9Sstevel@tonic-gate 1067c478bd9Sstevel@tonic-gate extern int avenrun[]; /* array of load averages */ 1077c478bd9Sstevel@tonic-gate 1087c478bd9Sstevel@tonic-gate extern char *isa_list; /* For sysinfo's isalist option */ 1097c478bd9Sstevel@tonic-gate 1107c478bd9Sstevel@tonic-gate extern int noexec_user_stack; /* patchable via /etc/system */ 1117c478bd9Sstevel@tonic-gate extern int noexec_user_stack_log; /* patchable via /etc/system */ 1127c478bd9Sstevel@tonic-gate 113108322fbScarlsonj /* 114108322fbScarlsonj * Use NFS client operations in the global zone only. Under contract with 115108322fbScarlsonj * admin/install; do not change without coordinating with that consolidation. 116108322fbScarlsonj */ 117108322fbScarlsonj extern int nfs_global_client_only; 118108322fbScarlsonj 1197c478bd9Sstevel@tonic-gate extern void report_stack_exec(proc_t *, caddr_t); 1207c478bd9Sstevel@tonic-gate 1217c478bd9Sstevel@tonic-gate extern void startup(void); 1227c478bd9Sstevel@tonic-gate extern void clkstart(void); 1237c478bd9Sstevel@tonic-gate extern void post_startup(void); 1247c478bd9Sstevel@tonic-gate extern void kern_setup1(void); 1257c478bd9Sstevel@tonic-gate extern void ka_init(void); 1267c478bd9Sstevel@tonic-gate extern void nodename_set(void); 1277c478bd9Sstevel@tonic-gate 1287c478bd9Sstevel@tonic-gate /* 1297c478bd9Sstevel@tonic-gate * for tod fault detection 1307c478bd9Sstevel@tonic-gate */ 1317c478bd9Sstevel@tonic-gate enum tod_fault_type { 1327c478bd9Sstevel@tonic-gate TOD_REVERSED = 0, 1337c478bd9Sstevel@tonic-gate TOD_STALLED, 1347c478bd9Sstevel@tonic-gate TOD_JUMPED, 1357c478bd9Sstevel@tonic-gate TOD_RATECHANGED, 1367c478bd9Sstevel@tonic-gate TOD_NOFAULT 1377c478bd9Sstevel@tonic-gate }; 1387c478bd9Sstevel@tonic-gate 1397c478bd9Sstevel@tonic-gate extern time_t tod_validate(time_t); 1407c478bd9Sstevel@tonic-gate extern void tod_fault_reset(void); 1417c478bd9Sstevel@tonic-gate extern void plat_tod_fault(enum tod_fault_type); 1427c478bd9Sstevel@tonic-gate 1437c478bd9Sstevel@tonic-gate #ifndef _LP64 1447c478bd9Sstevel@tonic-gate #ifndef min 1457c478bd9Sstevel@tonic-gate int min(int, int); 1467c478bd9Sstevel@tonic-gate #endif 1477c478bd9Sstevel@tonic-gate 1487c478bd9Sstevel@tonic-gate #ifndef max 1497c478bd9Sstevel@tonic-gate int max(int, int); 1507c478bd9Sstevel@tonic-gate #endif 1517c478bd9Sstevel@tonic-gate 1527c478bd9Sstevel@tonic-gate uint_t umin(uint_t, uint_t); 1537c478bd9Sstevel@tonic-gate uint_t umax(uint_t, uint_t); 1547c478bd9Sstevel@tonic-gate #endif /* !_LP64 */ 1557c478bd9Sstevel@tonic-gate int grow(caddr_t); 1567c478bd9Sstevel@tonic-gate int grow_internal(caddr_t, uint_t); 1577c478bd9Sstevel@tonic-gate int brk_internal(caddr_t, uint_t); 1587c478bd9Sstevel@tonic-gate timeout_id_t timeout(void (*)(void *), void *, clock_t); 1597c478bd9Sstevel@tonic-gate timeout_id_t realtime_timeout(void (*)(void *), void *, clock_t); 1607c478bd9Sstevel@tonic-gate clock_t untimeout(timeout_id_t); 1617c478bd9Sstevel@tonic-gate void delay(clock_t); 1627c478bd9Sstevel@tonic-gate int delay_sig(clock_t); 1637c478bd9Sstevel@tonic-gate int nodev(); 1647c478bd9Sstevel@tonic-gate int nulldev(); 1657c478bd9Sstevel@tonic-gate major_t getudev(void); 1667c478bd9Sstevel@tonic-gate int cmpldev(dev32_t *, dev_t); 1677c478bd9Sstevel@tonic-gate dev_t expldev(dev32_t); 1687c478bd9Sstevel@tonic-gate int bcmp(const void *, const void *, size_t) __PURE; 1697c478bd9Sstevel@tonic-gate int stoi(char **); 1707c478bd9Sstevel@tonic-gate void numtos(ulong_t, char *); 1717c478bd9Sstevel@tonic-gate int strident_valid(const char *); 1727c478bd9Sstevel@tonic-gate void strident_canon(char *, size_t); 1737c478bd9Sstevel@tonic-gate int getsubopt(char **optionsp, char * const *tokens, char **valuep); 1747c478bd9Sstevel@tonic-gate char *append_subopt(const char *, size_t, char *, const char *); 17569bb4bb4Scarlsonj int ffs(uintmax_t); 1767c478bd9Sstevel@tonic-gate int copyin(const void *, void *, size_t); 1777c478bd9Sstevel@tonic-gate void copyin_noerr(const void *, void *, size_t); 1787c478bd9Sstevel@tonic-gate int xcopyin(const void *, void *, size_t); 1797c478bd9Sstevel@tonic-gate int xcopyin_nta(const void *, void *, size_t, int); 1807c478bd9Sstevel@tonic-gate int copyout(const void *, void *, size_t); 1817c478bd9Sstevel@tonic-gate void copyout_noerr(const void *, void *, size_t); 1827c478bd9Sstevel@tonic-gate int xcopyout(const void *, void *, size_t); 1837c478bd9Sstevel@tonic-gate int xcopyout_nta(const void *, void *, size_t, int); 1847c478bd9Sstevel@tonic-gate int copyinstr(const char *, char *, size_t, size_t *); 1857c478bd9Sstevel@tonic-gate int copyinstr_noerr(const char *, char *, size_t, size_t *); 1867c478bd9Sstevel@tonic-gate int copyoutstr(const char *, char *, size_t, size_t *); 1877c478bd9Sstevel@tonic-gate int copyoutstr_noerr(const char *, char *, size_t, size_t *); 1887c478bd9Sstevel@tonic-gate int copystr(const char *, char *, size_t, size_t *); 1897c478bd9Sstevel@tonic-gate void ucopy(const void *, void *, size_t); 1909acbbeafSnn void ucopystr(const char *, char *, size_t, size_t *); 1917c478bd9Sstevel@tonic-gate void pgcopy(const void *, void *, size_t); 1927c478bd9Sstevel@tonic-gate void ovbcopy(const void *, void *, size_t); 1937c478bd9Sstevel@tonic-gate void uzero(void *, size_t); 1947c478bd9Sstevel@tonic-gate int kcopy(const void *, void *, size_t); 1957c478bd9Sstevel@tonic-gate int kcopy_nta(const void *, void *, size_t, int); 1967c478bd9Sstevel@tonic-gate int kzero(void *, size_t); 1977c478bd9Sstevel@tonic-gate 1987c478bd9Sstevel@tonic-gate int fuword8(const void *, uint8_t *); 1997c478bd9Sstevel@tonic-gate int fuword16(const void *, uint16_t *); 2007c478bd9Sstevel@tonic-gate int fuword32(const void *, uint32_t *); 2017c478bd9Sstevel@tonic-gate int fulword(const void *, ulong_t *); 2027c478bd9Sstevel@tonic-gate void fuword8_noerr(const void *, uint8_t *); 2037c478bd9Sstevel@tonic-gate void fuword16_noerr(const void *, uint16_t *); 2047c478bd9Sstevel@tonic-gate void fuword32_noerr(const void *, uint32_t *); 2057c478bd9Sstevel@tonic-gate void fulword_noerr(const void *, ulong_t *); 2067c478bd9Sstevel@tonic-gate 2077c478bd9Sstevel@tonic-gate #ifdef _LP64 2087c478bd9Sstevel@tonic-gate int fuword64(const void *, uint64_t *); 2097c478bd9Sstevel@tonic-gate void fuword64_noerr(const void *, uint64_t *); 2107c478bd9Sstevel@tonic-gate #endif 2117c478bd9Sstevel@tonic-gate 2127c478bd9Sstevel@tonic-gate int subyte(void *, uint8_t); 2137c478bd9Sstevel@tonic-gate int suword8(void *, uint8_t); 2147c478bd9Sstevel@tonic-gate int suword16(void *, uint16_t); 2157c478bd9Sstevel@tonic-gate int suword32(void *, uint32_t); 2167c478bd9Sstevel@tonic-gate int sulword(void *, ulong_t); 2177c478bd9Sstevel@tonic-gate void subyte_noerr(void *, uint8_t); 2187c478bd9Sstevel@tonic-gate void suword8_noerr(void *, uint8_t); 2197c478bd9Sstevel@tonic-gate void suword16_noerr(void *, uint16_t); 2207c478bd9Sstevel@tonic-gate void suword32_noerr(void *, uint32_t); 2217c478bd9Sstevel@tonic-gate void sulword_noerr(void *, ulong_t); 2227c478bd9Sstevel@tonic-gate 2237c478bd9Sstevel@tonic-gate #ifdef _LP64 2247c478bd9Sstevel@tonic-gate int suword64(void *, uint64_t); 2257c478bd9Sstevel@tonic-gate void suword64_noerr(void *, uint64_t); 2267c478bd9Sstevel@tonic-gate #endif 2277c478bd9Sstevel@tonic-gate 2287c478bd9Sstevel@tonic-gate #if !defined(_BOOT) 2297c478bd9Sstevel@tonic-gate int setjmp(label_t *); 2307c478bd9Sstevel@tonic-gate extern void longjmp(label_t *) 2317c478bd9Sstevel@tonic-gate __NORETURN; 2327c478bd9Sstevel@tonic-gate #pragma unknown_control_flow(setjmp) 2337c478bd9Sstevel@tonic-gate #endif 2347c478bd9Sstevel@tonic-gate 2357c478bd9Sstevel@tonic-gate caddr_t caller(void); 2367c478bd9Sstevel@tonic-gate caddr_t callee(void); 2377c478bd9Sstevel@tonic-gate int getpcstack(pc_t *, int); 2387c478bd9Sstevel@tonic-gate int on_fault(label_t *); 2397c478bd9Sstevel@tonic-gate void no_fault(void); 2407c478bd9Sstevel@tonic-gate void halt(char *); 2417c478bd9Sstevel@tonic-gate int scanc(size_t, uchar_t *, uchar_t *, uchar_t); 2427c478bd9Sstevel@tonic-gate int movtuc(size_t, uchar_t *, uchar_t *, uchar_t *); 2437c478bd9Sstevel@tonic-gate int splr(int); 2447c478bd9Sstevel@tonic-gate int splhigh(void); 2457c478bd9Sstevel@tonic-gate int splhi(void); 2467c478bd9Sstevel@tonic-gate int splzs(void); 2477c478bd9Sstevel@tonic-gate int spl0(void); 2487c478bd9Sstevel@tonic-gate int spl6(void); 2497c478bd9Sstevel@tonic-gate int spl7(void); 2507c478bd9Sstevel@tonic-gate int spl8(void); 2517c478bd9Sstevel@tonic-gate void splx(int); 2527c478bd9Sstevel@tonic-gate void set_base_spl(void); 2537c478bd9Sstevel@tonic-gate int __ipltospl(int); 2547c478bd9Sstevel@tonic-gate 2557c478bd9Sstevel@tonic-gate void softcall_init(void); 2567c478bd9Sstevel@tonic-gate void softcall(void (*)(void *), void *); 2577c478bd9Sstevel@tonic-gate void softint(void); 2587c478bd9Sstevel@tonic-gate 2597c478bd9Sstevel@tonic-gate extern void sync_icache(caddr_t, uint_t); 2607c478bd9Sstevel@tonic-gate extern void sync_data_memory(caddr_t, size_t); 2617c478bd9Sstevel@tonic-gate extern void hot_patch_kernel_text(caddr_t, uint32_t, uint_t); 2627c478bd9Sstevel@tonic-gate 2637c478bd9Sstevel@tonic-gate void _insque(caddr_t, caddr_t); 2647c478bd9Sstevel@tonic-gate void _remque(caddr_t); 2657c478bd9Sstevel@tonic-gate 2667c478bd9Sstevel@tonic-gate /* casts to keep lint happy */ 2677c478bd9Sstevel@tonic-gate #define insque(q, p) _insque((caddr_t)q, (caddr_t)p) 2687c478bd9Sstevel@tonic-gate #define remque(q) _remque((caddr_t)q) 2697c478bd9Sstevel@tonic-gate 2707c478bd9Sstevel@tonic-gate #pragma unknown_control_flow(on_fault) 2717c478bd9Sstevel@tonic-gate 2727c478bd9Sstevel@tonic-gate struct timeval; 2737c478bd9Sstevel@tonic-gate extern void uniqtime(struct timeval *); 2747c478bd9Sstevel@tonic-gate struct timeval32; 2757c478bd9Sstevel@tonic-gate extern void uniqtime32(struct timeval32 *); 2767c478bd9Sstevel@tonic-gate 2777c478bd9Sstevel@tonic-gate uint_t page_num_pagesizes(void); 2787c478bd9Sstevel@tonic-gate size_t page_get_pagesize(uint_t n); 2797c478bd9Sstevel@tonic-gate 2807c478bd9Sstevel@tonic-gate extern int maxusers; 2817c478bd9Sstevel@tonic-gate extern int pidmax; 2827c478bd9Sstevel@tonic-gate 2837c478bd9Sstevel@tonic-gate extern void param_preset(void); 2847c478bd9Sstevel@tonic-gate extern void param_calc(int); 2857c478bd9Sstevel@tonic-gate extern void param_init(void); 2867c478bd9Sstevel@tonic-gate extern void param_check(void); 2877c478bd9Sstevel@tonic-gate 2887c478bd9Sstevel@tonic-gate #endif /* _KERNEL */ 2897c478bd9Sstevel@tonic-gate 2907c478bd9Sstevel@tonic-gate /* 2917c478bd9Sstevel@tonic-gate * Structure of the system-entry table. 2927c478bd9Sstevel@tonic-gate * 2937c478bd9Sstevel@tonic-gate * Changes to struct sysent should maintain binary compatibility with 2947c478bd9Sstevel@tonic-gate * loadable system calls, although the interface is currently private. 2957c478bd9Sstevel@tonic-gate * 2967c478bd9Sstevel@tonic-gate * This means it should only be expanded on the end, and flag values 2977c478bd9Sstevel@tonic-gate * should not be reused. 2987c478bd9Sstevel@tonic-gate * 2997c478bd9Sstevel@tonic-gate * It is desirable to keep the size of this struct a power of 2 for quick 3007c478bd9Sstevel@tonic-gate * indexing. 3017c478bd9Sstevel@tonic-gate */ 3027c478bd9Sstevel@tonic-gate struct sysent { 3037c478bd9Sstevel@tonic-gate char sy_narg; /* total number of arguments */ 3047c478bd9Sstevel@tonic-gate #ifdef _LP64 3057c478bd9Sstevel@tonic-gate unsigned short sy_flags; /* various flags as defined below */ 3067c478bd9Sstevel@tonic-gate #else 3077c478bd9Sstevel@tonic-gate unsigned char sy_flags; /* various flags as defined below */ 3087c478bd9Sstevel@tonic-gate #endif 3097c478bd9Sstevel@tonic-gate int (*sy_call)(); /* argp, rvalp-style handler */ 3107c478bd9Sstevel@tonic-gate krwlock_t *sy_lock; /* lock for loadable system calls */ 3117c478bd9Sstevel@tonic-gate int64_t (*sy_callc)(); /* C-style call hander or wrapper */ 3127c478bd9Sstevel@tonic-gate }; 3137c478bd9Sstevel@tonic-gate 3147c478bd9Sstevel@tonic-gate extern struct sysent sysent[]; 3157c478bd9Sstevel@tonic-gate #ifdef _SYSCALL32_IMPL 3167c478bd9Sstevel@tonic-gate extern struct sysent sysent32[]; 3177c478bd9Sstevel@tonic-gate #endif 3187c478bd9Sstevel@tonic-gate 3197c478bd9Sstevel@tonic-gate extern struct sysent nosys_ent; /* entry for invalid system call */ 3207c478bd9Sstevel@tonic-gate 3217c478bd9Sstevel@tonic-gate #define NSYSCALL 256 /* number of system calls */ 3227c478bd9Sstevel@tonic-gate 3237c478bd9Sstevel@tonic-gate #define LOADABLE_SYSCALL(s) (s->sy_flags & SE_LOADABLE) 3247c478bd9Sstevel@tonic-gate #define LOADED_SYSCALL(s) (s->sy_flags & SE_LOADED) 3257c478bd9Sstevel@tonic-gate 3267c478bd9Sstevel@tonic-gate /* 3277c478bd9Sstevel@tonic-gate * sy_flags values 3287c478bd9Sstevel@tonic-gate * Values 1, 2, and 4 were used previously for SETJUMP, ASYNC, and IOSYS. 3297c478bd9Sstevel@tonic-gate */ 3307c478bd9Sstevel@tonic-gate #define SE_32RVAL1 0x0 /* handler returns int32_t in rval1 */ 3317c478bd9Sstevel@tonic-gate #define SE_32RVAL2 0x1 /* handler returns int32_t in rval2 */ 3327c478bd9Sstevel@tonic-gate #define SE_64RVAL 0x2 /* handler returns int64_t in rvals */ 3337c478bd9Sstevel@tonic-gate #define SE_RVAL_MASK 0x3 /* mask of rval_t bits */ 3347c478bd9Sstevel@tonic-gate 3357c478bd9Sstevel@tonic-gate #define SE_LOADABLE 0x08 /* syscall is loadable */ 3367c478bd9Sstevel@tonic-gate #define SE_LOADED 0x10 /* syscall is completely loaded */ 3377c478bd9Sstevel@tonic-gate #define SE_NOUNLOAD 0x20 /* syscall never needs unload */ 3387c478bd9Sstevel@tonic-gate #define SE_ARGC 0x40 /* syscall takes C-style args */ 3397c478bd9Sstevel@tonic-gate 3407c478bd9Sstevel@tonic-gate /* 3417c478bd9Sstevel@tonic-gate * Structure of the return-value parameter passed by reference to 3427c478bd9Sstevel@tonic-gate * system entries. 3437c478bd9Sstevel@tonic-gate */ 3447c478bd9Sstevel@tonic-gate union rval { 3457c478bd9Sstevel@tonic-gate struct { 3467c478bd9Sstevel@tonic-gate int r_v1; 3477c478bd9Sstevel@tonic-gate int r_v2; 3487c478bd9Sstevel@tonic-gate } r_v; 3497c478bd9Sstevel@tonic-gate off_t r_off; 3507c478bd9Sstevel@tonic-gate offset_t r_offset; 3517c478bd9Sstevel@tonic-gate time_t r_time; 3527c478bd9Sstevel@tonic-gate int64_t r_vals; 3537c478bd9Sstevel@tonic-gate }; 3547c478bd9Sstevel@tonic-gate #define r_val1 r_v.r_v1 3557c478bd9Sstevel@tonic-gate #define r_val2 r_v.r_v2 3567c478bd9Sstevel@tonic-gate 3577c478bd9Sstevel@tonic-gate typedef union rval rval_t; 3587c478bd9Sstevel@tonic-gate 3597c478bd9Sstevel@tonic-gate #ifdef _KERNEL 3607c478bd9Sstevel@tonic-gate 3617c478bd9Sstevel@tonic-gate extern void reset_syscall_args(void); 3627c478bd9Sstevel@tonic-gate extern int save_syscall_args(void); 3637c478bd9Sstevel@tonic-gate extern uint_t get_syscall_args(klwp_t *lwp, long *argp, int *nargsp); 3647c478bd9Sstevel@tonic-gate #ifdef _SYSCALL32_IMPL 3657c478bd9Sstevel@tonic-gate extern uint_t get_syscall32_args(klwp_t *lwp, int *argp, int *nargp); 3667c478bd9Sstevel@tonic-gate #endif 3677c478bd9Sstevel@tonic-gate 3687c478bd9Sstevel@tonic-gate extern uint_t set_errno(uint_t error); 3697c478bd9Sstevel@tonic-gate #pragma rarely_called(set_errno) 3707c478bd9Sstevel@tonic-gate 3717c478bd9Sstevel@tonic-gate extern int64_t syscall_ap(void); 3727c478bd9Sstevel@tonic-gate extern int64_t loadable_syscall(long, long, long, long, long, long, long, long); 3737c478bd9Sstevel@tonic-gate extern int64_t nosys(void); 3747c478bd9Sstevel@tonic-gate 3757c478bd9Sstevel@tonic-gate extern void swtch(void); 3767c478bd9Sstevel@tonic-gate 3777c478bd9Sstevel@tonic-gate extern uint_t kcpc_key; /* TSD key for performance counter context */ 3787c478bd9Sstevel@tonic-gate 3797c478bd9Sstevel@tonic-gate /* 3803f2f09c1Sdp * initname holds the path to init and is used as a point of rendezvous 3813f2f09c1Sdp * between krtld (which processes the boot arguments) and the kernel. 3827c478bd9Sstevel@tonic-gate */ 3837c478bd9Sstevel@tonic-gate #define INITNAME_SZ 32 3847c478bd9Sstevel@tonic-gate extern char initname[INITNAME_SZ]; 3857c478bd9Sstevel@tonic-gate 3863f2f09c1Sdp /* 3873f2f09c1Sdp * initargs holds the arguments to init (such as -v, -s, -r, -m verbose) and 3883f2f09c1Sdp * is a point of rendezvous between krtld (which processes the boot arguments) 3893f2f09c1Sdp * and the kernel. 3903f2f09c1Sdp */ 3913f2f09c1Sdp extern char initargs[BOOTARGS_MAX]; 3923f2f09c1Sdp 3933f2f09c1Sdp extern int exec_init(const char *, const char *); 3943f2f09c1Sdp extern int start_init_common(void); 3957c478bd9Sstevel@tonic-gate 3967c478bd9Sstevel@tonic-gate #endif /* _KERNEL */ 3977c478bd9Sstevel@tonic-gate 398*ae115bc7Smrj #if defined(_KERNEL) || defined(_BOOT) 399*ae115bc7Smrj 400*ae115bc7Smrj size_t strlcat(char *, const char *, size_t); 401*ae115bc7Smrj size_t strlen(const char *) __PURE; 402*ae115bc7Smrj char *strcat(char *, const char *); 403*ae115bc7Smrj char *strncat(char *, const char *, size_t); 404*ae115bc7Smrj char *strcpy(char *, const char *); 405*ae115bc7Smrj char *strncpy(char *, const char *, size_t); 406*ae115bc7Smrj /* Need to be consistent with <string.h> C++ definitions */ 407*ae115bc7Smrj #if __cplusplus >= 199711L 408*ae115bc7Smrj extern const char *strchr(const char *, int); 409*ae115bc7Smrj #ifndef _STRCHR_INLINE 410*ae115bc7Smrj #define _STRCHR_INLINE 411*ae115bc7Smrj extern "C++" { 412*ae115bc7Smrj inline char *strchr(char *__s, int __c) { 413*ae115bc7Smrj return (char *)strchr((const char *)__s, __c); 414*ae115bc7Smrj } 415*ae115bc7Smrj } 416*ae115bc7Smrj #endif /* _STRCHR_INLINE */ 417*ae115bc7Smrj extern const char *strrchr(const char *, int); 418*ae115bc7Smrj #ifndef _STRRCHR_INLINE 419*ae115bc7Smrj #define _STRRCHR_INLINE 420*ae115bc7Smrj extern "C++" { 421*ae115bc7Smrj inline char *strrchr(char *__s, int __c) { 422*ae115bc7Smrj return (char *)strrchr((const char *)__s, __c); 423*ae115bc7Smrj } 424*ae115bc7Smrj } 425*ae115bc7Smrj #endif /* _STRRCHR_INLINE */ 426*ae115bc7Smrj extern const char *strstr(const char *, const char *); 427*ae115bc7Smrj #ifndef _STRSTR_INLINE 428*ae115bc7Smrj #define _STRSTR_INLINE 429*ae115bc7Smrj extern "C++" { 430*ae115bc7Smrj inline char *strstr(char *__s1, const char *__s2) { 431*ae115bc7Smrj return (char *)strstr((const char *)__s1, __s2); 432*ae115bc7Smrj } 433*ae115bc7Smrj } 434*ae115bc7Smrj #endif /* _STRSTR_INLINE */ 435*ae115bc7Smrj #else /* __cplusplus >= 199711L */ 436*ae115bc7Smrj char *strchr(const char *, int); 437*ae115bc7Smrj char *strrchr(const char *, int); 438*ae115bc7Smrj char *strstr(const char *, const char *); 439*ae115bc7Smrj #endif /* __cplusplus >= 199711L */ 440*ae115bc7Smrj char *strnrchr(const char *, int, size_t); 441*ae115bc7Smrj int strcmp(const char *, const char *) __PURE; 442*ae115bc7Smrj int strncmp(const char *, const char *, size_t) __PURE; 443*ae115bc7Smrj int strcasecmp(const char *, const char *) __PURE; 444*ae115bc7Smrj int strncasecmp(const char *, const char *, size_t) __PURE; 445*ae115bc7Smrj /* Need to be consistent with <string.h> C++ definitions */ 446*ae115bc7Smrj #if __cplusplus >= 199711L 447*ae115bc7Smrj extern const char *strpbrk(const char *, const char *); 448*ae115bc7Smrj #ifndef _STRPBRK_INLINE 449*ae115bc7Smrj #define _STRPBRK_INLINE 450*ae115bc7Smrj extern "C++" { 451*ae115bc7Smrj inline char *strpbrk(char *__s1, const char *__s2) { 452*ae115bc7Smrj return (char *)strpbrk((const char *)__s1, __s2); 453*ae115bc7Smrj } 454*ae115bc7Smrj } 455*ae115bc7Smrj #endif /* _STRPBRK_INLINE */ 456*ae115bc7Smrj #else /* __cplusplus >= 199711L */ 457*ae115bc7Smrj char *strpbrk(const char *, const char *); 458*ae115bc7Smrj #endif /* __cplusplus >= 199711L */ 459*ae115bc7Smrj void bcopy(const void *, void *, size_t); 460*ae115bc7Smrj void bzero(void *, size_t); 461*ae115bc7Smrj 462*ae115bc7Smrj extern void *memset(void *, int, size_t); 463*ae115bc7Smrj extern void *memcpy(void *, const void *, size_t); 464*ae115bc7Smrj extern void *memmove(void *, const void *, size_t); 465*ae115bc7Smrj extern int memcmp(const void *, const void *, size_t); 466*ae115bc7Smrj 467*ae115bc7Smrj #ifdef __lint 468*ae115bc7Smrj extern int __lintzero; /* for spoofing lint */ 469*ae115bc7Smrj #else /* __lint */ 470*ae115bc7Smrj #define __lintzero 0 471*ae115bc7Smrj #endif /* __lint */ 472*ae115bc7Smrj #endif /* _KERNEL || _BOOT */ 473*ae115bc7Smrj 4747c478bd9Sstevel@tonic-gate #ifdef __cplusplus 4757c478bd9Sstevel@tonic-gate } 4767c478bd9Sstevel@tonic-gate #endif 4777c478bd9Sstevel@tonic-gate 4787c478bd9Sstevel@tonic-gate #endif /* _SYS_SYSTM_H */ 479