1 files changed, 114 insertions, 0 deletions
diff --git a/usr/src/uts/common/sys/audiodebug.h b/usr/src/uts/common/sys/audiodebug.h
new file mode 100644
index 0000000000..f8a46dbde1
--- /dev/null
+++ b/usr/src/uts/common/sys/audiodebug.h
@@ -0,0 +1,114 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License, Version 1.0 only
+ * (the "License").  You may not use this file except in compliance
+ * with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright (c) 1992-2001 by Sun Microsystems, Inc.
+ * All rights reserved.
+ */
+
+#ifndef _SYS_AUDIODEBUG_H
+#define	_SYS_AUDIODEBUG_H
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * Audio debugging macros
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if defined(AUDIOTRACE) || defined(DBRITRACE)
+
+#ifndef NAUDIOTRACE
+#define	NAUDIOTRACE 1024
+#endif
+
+struct audiotrace {
+	int count;
+	int function;		/* address of function */
+	int trace_action;	/* descriptive 4 characters */
+	int object;		/* object operated on */
+};
+
+extern struct audiotrace audiotrace_buffer[];
+extern struct audiotrace *audiotrace_ptr;
+extern int audiotrace_count;
+
+#define	ATRACEINIT() {				\
+	if (audiotrace_ptr == NULL)		\
+		audiotrace_ptr = audiotrace_buffer; \
+	}
+
+#define	LOCK_TRACE()	(uint_t)ddi_enter_critical()
+#define	UNLOCK_TRACE(x)	ddi_exit_critical((uint_t)x)
+
+#if defined(AUDIOTRACE)
+#define	ATRACE(func, act, obj) {		\
+	int __s = LOCK_TRACE();			\
+	int *_p = &audiotrace_ptr->count;	\
+	*_p++ = ++audiotrace_count;		\
+	*_p++ = (int)(func);			\
+	*_p++ = (int)(act);			\
+	*_p++ = (int)(obj);			\
+	if ((struct audiotrace *)(void *)_p >= &audiotrace_buffer[NAUDIOTRACE])\
+		audiotrace_ptr = audiotrace_buffer; \
+	else					\
+		audiotrace_ptr = (struct audiotrace *)(void *)_p; \
+	UNLOCK_TRACE(__s);			\
+	}
+#else
+#define	ATRACE(a, b, c)
+#endif
+
+#if defined(DBRITRACE)
+#define	DTRACE(func, act, obj) {		\
+	int __s = LOCK_TRACE();			\
+	int *_p = &audiotrace_ptr->count;	\
+	*_p++ = ++audiotrace_count;		\
+	*_p++ = (int)(func);			\
+	*_p++ = (int)(act);			\
+	*_p++ = (int)(obj);			\
+	if ((struct audiotrace *)(void *)_p >= &audiotrace_buffer[NAUDIOTRACE])\
+		audiotrace_ptr = audiotrace_buffer; \
+	else					\
+		audiotrace_ptr = (struct audiotrace *)(void *)_p; \
+	UNLOCK_TRACE(__s);			\
+	}
+#else
+#define	DTRACE(a, b, c)
+#endif
+
+#else	/* !AUDIOTRACE */
+
+/* If no tracing, define no-ops */
+#define	ATRACEINIT()
+#define	ATRACE(a, b, c)
+#define	DTRACE(a, b, c)
+
+#endif	/* !AUDIOTRACE */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif	/* _SYS_AUDIODEBUG_H */