Initial source

1 files changed, 289 insertions, 0 deletions

diff --git a/kern/syscall_sw.c b/kern/syscall_sw.c
new file mode 100644
index 0000000..41c8b2f
--- /dev/null
+++ b/kern/syscall_sw.c
@@ -0,0 +1,289 @@
+/*
+ * Mach Operating System
+ * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University.
+ * Copyright (c) 1993,1994 The University of Utah and
+ * the Computer Systems Laboratory (CSL).
+ * 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, THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF
+ * THIS SOFTWARE IN ITS "AS IS" CONDITION, AND DISCLAIM 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.
+ */
+
+#include <mach_ipc_compat.h>
+#include <net_atm.h>
+
+#include <mach/port.h>
+#include <mach/kern_return.h>
+#include <kern/syscall_sw.h>
+
+/* Include declarations of the trap functions. */
+#include <mach/mach_traps.h>
+#include <mach/message.h>
+#include <kern/syscall_subr.h>
+#include <chips/nw_mk.h>
+
+
+/*
+ *	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();
+extern	kern_return_t	evc_wait_clear();
+
+extern	kern_return_t	syscall_device_write_request();
+extern	kern_return_t	syscall_device_writev_request();
+
+#ifdef FIPC 
+extern kern_return_t	syscall_fipc_send();
+extern kern_return_t	syscall_fipc_recv();
+#endif FIPC
+
+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_STACK(evc_wait_clear, 1),	/* 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 emul: task_by_pid */
+	MACH_TRAP(kern_invalid, 0),		/* 34 emul: pid_by_task */
+	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(syscall_device_writev_request, 6),	/* 39 */
+ 	MACH_TRAP(syscall_device_write_request, 6),	/* 40 */
+
+	MACH_TRAP(kern_invalid, 0),		/* 41 emul: init_process */
+	MACH_TRAP(kern_invalid, 0),		/* 42 */
+	MACH_TRAP(kern_invalid, 0),		/* 43 emul: map_fd */
+	MACH_TRAP(kern_invalid, 0),		/* 44 emul: rfs_make_symlink */
+	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 emul: htg_syscall */
+	MACH_TRAP(kern_invalid, 0),	        /* 53 emul: set_ras_address */
+	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(kern_invalid, 0),		/* 62 */
+	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 */
+
+#if	NET_ATM
+	MACH_TRAP(mk_update,3),                       /* 80 */
+	MACH_TRAP(mk_lookup,2),                       /* 81 */
+	MACH_TRAP_STACK(mk_endpoint_allocate,4),      /* 82 */
+	MACH_TRAP_STACK(mk_endpoint_deallocate,1),    /* 83 */
+	MACH_TRAP(mk_buffer_allocate,2),              /* 84 */
+	MACH_TRAP(mk_buffer_deallocate,2),            /* 85 */
+	MACH_TRAP_STACK(mk_connection_open,4),        /* 86 */
+	MACH_TRAP_STACK(mk_connection_accept,3),      /* 87 */
+	MACH_TRAP_STACK(mk_connection_close,1),       /* 88 */
+	MACH_TRAP_STACK(mk_multicast_add,4),          /* 89 */
+	MACH_TRAP_STACK(mk_multicast_drop,4),         /* 90 */
+	MACH_TRAP(mk_endpoint_status,3),              /* 91 */
+	MACH_TRAP_STACK(mk_send,3),                   /* 92 */
+	MACH_TRAP_STACK(mk_receive,2),                /* 93 */
+	MACH_TRAP_STACK(mk_rpc,4),                    /* 94 */
+	MACH_TRAP_STACK(mk_select,3),                 /* 95 */
+#else	/* NET_ATM */
+	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 */
+#endif	/* NET_ATM */
+
+#ifdef FIPC
+	MACH_TRAP(syscall_fipc_send, 4),		      /* 96 */
+	MACH_TRAP(syscall_fipc_recv, 5),		      /* 97 */
+#else
+	MACH_TRAP(kern_invalid, 0),		      /* 96 */
+	MACH_TRAP(kern_invalid, 0),		      /* 97 */
+#endif FIPC
+
+	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]));