/* * Author : Kavita Bala * Email : kaybee@lcs.mit.edu * Comment : Added the include file for the statistics system call TLBsim */ /* * Mach Operating System * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University * All Rights Reserved. * * Permission to use, copy, modify and distribute this software and its * documentation is hereby granted, provided that both the copyright * notice and this permission notice appear in all copies of the * software, derivative works or modified versions, and any portions * thereof, and that both notices appear in supporting documentation. * * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. * * Carnegie Mellon requests users of this software to return to * * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU * School of Computer Science * Carnegie Mellon University * Pittsburgh PA 15213-3890 * * any improvements or extensions that they make and grant Carnegie Mellon * the rights to redistribute these changes. */ /* * HISTORY * $Log: syscall_sw.c,v $ * Revision 2.15 92/08/03 17:39:34 jfriedl * removed silly prototypes * [92/08/02 jfriedl] * * Revision 2.14 92/05/21 17:16:12 jfriedl * tried prototypes. * [92/05/20 jfriedl] * * Revision 2.13 92/02/19 16:06:58 elf * Added syscall_thread_depress_abort. * [92/01/20 rwd] * * Revision 2.12 92/01/03 20:40:19 dbg * Use continuations always in evc_wait. * [91/12/27 af] * * Revision 2.11 91/12/13 14:54:49 jsb * Added evc_wait(). * [91/12/12 17:42:00 af] * * Revision 2.10 91/05/14 16:47:45 mrt * Correcting copyright * * Revision 2.9 91/03/16 14:52:12 rpd * Changed swtch, swtch_pri, and thread_switch to MACH_TRAP_STACK. * [91/01/17 rpd] * * Revision 2.8 91/02/05 17:29:44 mrt * Changed to new Mach copyright * [91/02/01 16:18:37 mrt] * * Revision 2.7 91/01/08 15:17:21 rpd * Changed to use MACH_TRAP_STACK appropriately. * [90/12/27 21:20:57 rpd] * * Revision 2.6 90/09/09 14:32:58 rpd * Added mach_port_allocate_name * [90/09/05 rwd] * * Revision 2.5 90/06/19 22:59:30 rpd * Added mach_port_allocate, mach_port_deallocate, mach_port_insert_right. * [90/06/02 rpd] * * Revision 2.4 90/06/02 14:56:26 rpd * Updated for new IPC and scheduling technology. * [90/03/26 22:20:34 rpd] * * Revision 2.3 90/05/29 18:36:48 rwd * New traps from rfr (vm_map, task_create etc.) * [90/04/20 rwd] * * Revision 2.2 89/10/16 15:22:13 rwd * Added debug option for kern_invalid. * [89/09/29 rwd] * * Made swtch_pri trap call swtch, ignoring priority argument (it * scrambles scheduling). * [89/02/02 dbg] * * Removed all non-MACH calls and options. * [88/10/28 dbg] * * Revision 2.1 89/08/03 15:51:36 rwd * Created. * * Revision 2.8 89/03/05 16:48:24 rpd * Renamed the obsolete msg_{send,receive,rpc} traps to * msg_{send,receive,rpc}_old. * [89/02/15 13:50:10 rpd] * * Revision 2.7 89/02/25 18:09:05 gm0w * Changes for cleanup. * * Revision 2.6 89/01/10 23:32:13 rpd * Added MACH_IPC_XXXHACK conditionals around the obsolete IPC traps. * [89/01/10 23:10:07 rpd] * * Revision 2.5 88/12/19 02:47:31 mwyoung * Removed old MACH conditionals. * [88/12/13 mwyoung] * * Revision 2.4 88/10/27 10:48:53 rpd * Changed msg_{send,receive,rpc}_trap to 20, 21, 22. * [88/10/26 14:45:13 rpd] * * Revision 2.3 88/10/11 10:20:33 rpd * Changed includes to the new style. Replaced msg_receive_, * msg_rpc_ with msg_send_trap, msg_receive_trap, msg_rpc_trap. * [88/10/06 12:22:30 rpd] * * 7-Apr-88 David Black (dlb) at Carnegie-Mellon University * removed thread_times(). * * 18-Jan-88 David Golub (dbg) at Carnegie-Mellon University * Replaced task_data with thread_reply; change is invisible to * users. * * 03-Mar-88 Douglas Orr (dorr) at Carnegie-Mellon University * Added htg_unix_syscall() * * 27-Apr-87 Michael Young (mwyoung) at Carnegie-Mellon University * Added new forms of msg_receive, msg_rpc. * * 1-Apr-87 William Bolosky (bolosky) at Carnegie-Mellon University * Added "WARNING:" comment. * * 30-Mar-87 David Black (dlb) at Carnegie-Mellon University * Added kern_timestamp() * * 27-Mar-87 David Black (dlb) at Carnegie-Mellon University * Added thread_times() for MACH_TIME_NEW. Flushed MACH_TIME. * * 25-Mar-87 Avadis Tevanian (avie) at Carnegie-Mellon University * Added map_fd. * * 27-Feb-87 Michael Young (mwyoung) at Carnegie-Mellon University * MACH_IPC: Turn off Accent compatibility traps. * * 4-Feb-87 Michael Young (mwyoung) at Carnegie-Mellon University * Added ctimes() routine, to make a workable restore program. * * 10-Nov-86 Michael Young (mwyoung) at Carnegie-Mellon University * Eliminated KPortToPID. * * 7-Nov-86 Michael Young (mwyoung) at Carnegie-Mellon University * Added "init_process". * * 29-Oct-86 Michael Young (mwyoung) at Carnegie-Mellon University * Added inode_swap_preference. * * 12-Oct-86 Michael Young (mwyoung) at Carnegie-Mellon University * Major reorganization: added msg_send, msg_receive, msg_rpc; * moved real Mach traps up front; renamed table. */ #include #include #include #include /* Include declarations of the trap functions. */ #include #include #include /* KB Added the include file and the declaration of the extra system call */ #include "../mips/kb_stlb.h" extern kern_return_t TLBsim(int, int, struct kb_stlb_stats *); /* * To add a new entry: * Add an "MACH_TRAP(routine, arg count)" to the table below. * * Add trap definition to mach/syscall_sw.h and * recompile user library. * * WARNING: If you add a trap which requires more than 7 * parameters, mach/ca/syscall_sw.h and ca/trap.c both need * to be modified for it to work successfully on an * RT. Similarly, mach/mips/syscall_sw.h and mips/locore.s * need to be modified before it will work on Pmaxen. * * WARNING: Don't use numbers 0 through -9. They (along with * the positive numbers) are reserved for Unix. */ int kern_invalid_debug = 0; mach_port_t null_port() { if (kern_invalid_debug) Debugger("null_port mach trap"); return(MACH_PORT_NULL); } kern_return_t kern_invalid() { if (kern_invalid_debug) Debugger("kern_invalid mach trap"); return(KERN_INVALID_ARGUMENT); } extern kern_return_t syscall_vm_map(); extern kern_return_t syscall_vm_allocate(); extern kern_return_t syscall_vm_deallocate(); extern kern_return_t syscall_task_create(); extern kern_return_t syscall_task_terminate(); extern kern_return_t syscall_task_suspend(); extern kern_return_t syscall_task_set_special_port(); extern kern_return_t syscall_mach_port_allocate(); extern kern_return_t syscall_mach_port_deallocate(); extern kern_return_t syscall_mach_port_insert_right(); extern kern_return_t syscall_mach_port_allocate_name(); extern kern_return_t syscall_thread_depress_abort(); extern kern_return_t evc_wait(); mach_trap_t mach_trap_table[] = { MACH_TRAP(kern_invalid, 0), /* 0 */ /* Unix */ MACH_TRAP(kern_invalid, 0), /* 1 */ /* Unix */ MACH_TRAP(kern_invalid, 0), /* 2 */ /* Unix */ MACH_TRAP(kern_invalid, 0), /* 3 */ /* Unix */ MACH_TRAP(kern_invalid, 0), /* 4 */ /* Unix */ MACH_TRAP(kern_invalid, 0), /* 5 */ /* Unix */ MACH_TRAP(kern_invalid, 0), /* 6 */ /* Unix */ MACH_TRAP(kern_invalid, 0), /* 7 */ /* Unix */ MACH_TRAP(kern_invalid, 0), /* 8 */ /* Unix */ MACH_TRAP(kern_invalid, 0), /* 9 */ /* Unix */ #if MACH_IPC_COMPAT MACH_TRAP(task_self, 0), /* 10 */ /* obsolete */ MACH_TRAP(thread_reply, 0), /* 11 */ /* obsolete */ MACH_TRAP(task_notify, 0), /* 12 */ /* obsolete */ MACH_TRAP(thread_self, 0), /* 13 */ /* obsolete */ #else /* MACH_IPC_COMPAT */ MACH_TRAP(null_port, 0), /* 10 */ MACH_TRAP(null_port, 0), /* 11 */ MACH_TRAP(null_port, 0), /* 12 */ MACH_TRAP(null_port, 0), /* 13 */ #endif /* MACH_IPC_COMPAT */ MACH_TRAP(kern_invalid, 0), /* 14 */ MACH_TRAP(kern_invalid, 0), /* 15 */ MACH_TRAP(kern_invalid, 0), /* 16 */ MACH_TRAP_STACK(evc_wait, 1), /* 17 */ MACH_TRAP(kern_invalid, 0), /* 18 */ MACH_TRAP(kern_invalid, 0), /* 19 */ #if MACH_IPC_COMPAT MACH_TRAP(msg_send_trap, 4), /* 20 */ /* obsolete */ MACH_TRAP_STACK(msg_receive_trap, 5), /* 21 */ /* obsolete */ MACH_TRAP_STACK(msg_rpc_trap, 6), /* 22 */ /* obsolete */ #else /* MACH_IPC_COMPAT */ MACH_TRAP(kern_invalid, 0), /* 20 */ MACH_TRAP(kern_invalid, 0), /* 21 */ MACH_TRAP(kern_invalid, 0), /* 22 */ #endif /* MACH_IPC_COMPAT */ MACH_TRAP(kern_invalid, 0), /* 23 */ MACH_TRAP(kern_invalid, 0), /* 24 */ MACH_TRAP_STACK(mach_msg_trap, 7), /* 25 */ MACH_TRAP(mach_reply_port, 0), /* 26 */ MACH_TRAP(mach_thread_self, 0), /* 27 */ MACH_TRAP(mach_task_self, 0), /* 28 */ MACH_TRAP(mach_host_self, 0), /* 29 */ MACH_TRAP(kern_invalid, 0), /* 30 */ MACH_TRAP(kern_invalid, 0), /* 31 */ MACH_TRAP(kern_invalid, 0), /* 32 */ MACH_TRAP(kern_invalid, 0), /* 33 */ MACH_TRAP(kern_invalid, 0), /* 34 */ MACH_TRAP(kern_invalid, 0), /* 35 */ MACH_TRAP(kern_invalid, 0), /* 36 */ MACH_TRAP(kern_invalid, 0), /* 37 */ MACH_TRAP(kern_invalid, 0), /* 38 */ MACH_TRAP(kern_invalid, 0), /* 39 */ MACH_TRAP(kern_invalid, 0), /* 40 */ MACH_TRAP(kern_invalid, 0), /* 41 */ MACH_TRAP(kern_invalid, 0), /* 42 */ MACH_TRAP(kern_invalid, 0), /* 43 */ MACH_TRAP(kern_invalid, 0), /* 44 */ MACH_TRAP(kern_invalid, 0), /* 45 */ MACH_TRAP(kern_invalid, 0), /* 46 */ MACH_TRAP(kern_invalid, 0), /* 47 */ MACH_TRAP(kern_invalid, 0), /* 48 */ MACH_TRAP(kern_invalid, 0), /* 49 */ MACH_TRAP(kern_invalid, 0), /* 50 */ MACH_TRAP(kern_invalid, 0), /* 51 */ MACH_TRAP(kern_invalid, 0), /* 52 */ MACH_TRAP(kern_invalid, 0), /* 53 */ MACH_TRAP(kern_invalid, 0), /* 54 */ #if MACH_IPC_COMPAT MACH_TRAP(host_self, 0), /* 55 */ #else /* MACH_IPC_COMPAT */ MACH_TRAP(null_port, 0), /* 55 */ #endif /* MACH_IPC_COMPAT */ MACH_TRAP(null_port, 0), /* 56 */ MACH_TRAP(kern_invalid, 0), /* 57 */ MACH_TRAP(kern_invalid, 0), /* 58 */ MACH_TRAP_STACK(swtch_pri, 1), /* 59 */ MACH_TRAP_STACK(swtch, 0), /* 60 */ MACH_TRAP_STACK(thread_switch, 3), /* 61 */ MACH_TRAP(TLBsim, 3), /* 62 RAU */ MACH_TRAP(kern_invalid, 0), /* 63 */ MACH_TRAP(syscall_vm_map, 11), /* 64 */ MACH_TRAP(syscall_vm_allocate, 4), /* 65 */ MACH_TRAP(syscall_vm_deallocate, 3), /* 66 */ MACH_TRAP(kern_invalid, 0), /* 67 */ MACH_TRAP(syscall_task_create, 3), /* 68 */ MACH_TRAP(syscall_task_terminate, 1), /* 69 */ MACH_TRAP(syscall_task_suspend, 1), /* 70 */ MACH_TRAP(syscall_task_set_special_port, 3), /* 71 */ MACH_TRAP(syscall_mach_port_allocate, 3), /* 72 */ MACH_TRAP(syscall_mach_port_deallocate, 2), /* 73 */ MACH_TRAP(syscall_mach_port_insert_right, 4), /* 74 */ MACH_TRAP(syscall_mach_port_allocate_name, 3), /* 75 */ MACH_TRAP(syscall_thread_depress_abort, 1), /* 76 */ MACH_TRAP(kern_invalid, 0), /* 77 */ MACH_TRAP(kern_invalid, 0), /* 78 */ MACH_TRAP(kern_invalid, 0), /* 79 */ MACH_TRAP(kern_invalid, 0), /* 80 */ MACH_TRAP(kern_invalid, 0), /* 81 */ MACH_TRAP(kern_invalid, 0), /* 82 */ MACH_TRAP(kern_invalid, 0), /* 83 */ MACH_TRAP(kern_invalid, 0), /* 84 */ MACH_TRAP(kern_invalid, 0), /* 85 */ MACH_TRAP(kern_invalid, 0), /* 86 */ MACH_TRAP(kern_invalid, 0), /* 87 */ MACH_TRAP(kern_invalid, 0), /* 88 */ MACH_TRAP(kern_invalid, 0), /* 89 */ MACH_TRAP(kern_invalid, 0), /* 90 */ MACH_TRAP(kern_invalid, 0), /* 91 */ MACH_TRAP(kern_invalid, 0), /* 92 */ MACH_TRAP(kern_invalid, 0), /* 93 */ MACH_TRAP(kern_invalid, 0), /* 94 */ MACH_TRAP(kern_invalid, 0), /* 95 */ MACH_TRAP(kern_invalid, 0), /* 96 */ MACH_TRAP(kern_invalid, 0), /* 97 */ MACH_TRAP(kern_invalid, 0), /* 98 */ MACH_TRAP(kern_invalid, 0), /* 99 */ MACH_TRAP(kern_invalid, 0), /* 100 */ MACH_TRAP(kern_invalid, 0), /* 101 */ MACH_TRAP(kern_invalid, 0), /* 102 */ MACH_TRAP(kern_invalid, 0), /* 103 */ MACH_TRAP(kern_invalid, 0), /* 104 */ MACH_TRAP(kern_invalid, 0), /* 105 */ MACH_TRAP(kern_invalid, 0), /* 106 */ MACH_TRAP(kern_invalid, 0), /* 107 */ MACH_TRAP(kern_invalid, 0), /* 108 */ MACH_TRAP(kern_invalid, 0), /* 109 */ MACH_TRAP(kern_invalid, 0), /* 110 */ MACH_TRAP(kern_invalid, 0), /* 111 */ MACH_TRAP(kern_invalid, 0), /* 112 */ MACH_TRAP(kern_invalid, 0), /* 113 */ MACH_TRAP(kern_invalid, 0), /* 114 */ MACH_TRAP(kern_invalid, 0), /* 115 */ MACH_TRAP(kern_invalid, 0), /* 116 */ MACH_TRAP(kern_invalid, 0), /* 117 */ MACH_TRAP(kern_invalid, 0), /* 118 */ MACH_TRAP(kern_invalid, 0), /* 119 */ MACH_TRAP(kern_invalid, 0), /* 120 */ MACH_TRAP(kern_invalid, 0), /* 121 */ MACH_TRAP(kern_invalid, 0), /* 122 */ MACH_TRAP(kern_invalid, 0), /* 123 */ MACH_TRAP(kern_invalid, 0), /* 124 */ MACH_TRAP(kern_invalid, 0), /* 125 */ MACH_TRAP(kern_invalid, 0), /* 126 */ MACH_TRAP(kern_invalid, 0), /* 127 */ MACH_TRAP(kern_invalid, 0), /* 128 */ MACH_TRAP(kern_invalid, 0), /* 129 */ }; int mach_trap_count = (sizeof(mach_trap_table) / sizeof(mach_trap_table[0]));