init gnumach copy

1 files changed, 80 insertions, 0 deletions

diff --git a/ddb/db_watch.h b/ddb/db_watch.h
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+/*
+ * Mach Operating System
+ * Copyright (c) 1991,1990 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.
+ */
+/*
+ * 	Author: David B. Golub, Carnegie Mellon University
+ *	Date:	10/90
+ */
+
+#if MACH_KDB
+
+#ifndef	_DDB_DB_WATCH_
+#define	_DDB_DB_WATCH_
+
+#include <mach/machine/vm_types.h>
+#include <kern/task.h>
+#include <machine/db_machdep.h>
+
+/*
+ * Watchpoint.
+ */
+
+typedef struct db_watchpoint {
+	task_t    task;			/* in this map */
+	db_addr_t loaddr;		/* from this address */
+	db_addr_t hiaddr;		/* to this address */
+	struct db_watchpoint *link;	/* link in in-use or free chain */
+} *db_watchpoint_t;
+
+extern boolean_t db_find_watchpoint(vm_map_t map, db_addr_t addr,
+				    db_regs_t *regs);
+extern void db_set_watchpoints(void);
+extern void db_clear_watchpoints(void);
+
+extern void db_set_watchpoint(const task_t task, db_addr_t addr, vm_size_t size);
+extern void db_delete_watchpoint(const task_t task, db_addr_t addr);
+extern void db_list_watchpoints(void);
+
+void db_listwatch_cmd(
+	db_expr_t	addr,
+	boolean_t	have_addr,
+	db_expr_t	count,
+	const char *	modif);
+
+void db_deletewatch_cmd(
+	db_expr_t	addr,
+	int		have_addr,
+	db_expr_t	count,
+	const char *	modif);
+
+void db_watchpoint_cmd(
+	db_expr_t	addr,
+	int		have_addr,
+	db_expr_t	count,
+	const char *	modif);
+
+#endif	/* _DDB_DB_WATCH_ */
+
+#endif /* MACH_KDB */