- generic Arcnet framework

- device driver for SMC COM90cx6 Arcnet network adapters

Obtained from:	NetBSD

1 files changed, 91 insertions, 0 deletions

diff --git a/sys/dev/cm/smc90cx6reg.h b/sys/dev/cm/smc90cx6reg.h
new file mode 100644
index 0000000..35e7afd
--- /dev/null
+++ b/sys/dev/cm/smc90cx6reg.h
@@ -0,0 +1,91 @@
+/*	$NetBSD: smc90cx6reg.h,v 1.7 1999/02/16 23:34:13 is Exp $ */
+/*	$FreeBSD$ */
+
+/*-
+ * Copyright (c) 1994, 1995, 1998 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Ignatios Souvatzis.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *        This product includes software developed by the NetBSD
+ *        Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * chip offsets and bits for the SMC Arcnet chipset.
+ */
+
+#ifndef _SMC90CXVAR_H_
+#define _SMC90CXVAR_H_
+
+#define CM_IO_PORTS 16
+
+/* register offsets */
+
+#define CMSTAT	0
+#define	CMCMD	1
+#define CMRESET 8
+
+/* memory offsets */
+#define CMCHECKBYTE 0
+#define CMMACOFF 1
+
+#define CM_TXDIS	0x01
+#define CM_RXDIS	0x02
+#define CM_TX(x)	(0x03 | ((x)<<3))
+#define CM_RX(x)	(0x04 | ((x)<<3))
+#define CM_RXBC(x)	(0x84 | ((x)<<3))
+
+#define CM_CONF(x)	(0x05 | (x))
+#define CLR_POR		0x08
+#define CLR_RECONFIG	0x10
+
+#define CM_CLR(x)	(0x06 | (x))
+#define CONF_LONG	0x08
+#define CONF_SHORT	0x00
+
+/*
+ * These are not in the COM90C65 docs. Derived from the arcnet.asm
+ * packet driver by Philippe Prindeville and Russel Nelson.
+ */
+
+#define CM_LDTST(x)	(0x07 | (x))
+#define TEST_ON		0x08
+#define TEST_OFF	0x00
+
+#define CM_TA		1	/* int mask also */
+#define CM_TMA		2
+#define CM_RECON	4	/* int mask also */
+#define CM_TEST	8		/* not in the COM90C65 docs (see above) */
+#define CM_POR		0x10	/* non maskable interrupt */
+#define CM_ET1		0x20	/* timeout value bits, normally 1 */
+#define CM_ET2		0x40	/* timeout value bits, normally 1 */
+#define CM_RI		0x80	/* int mask also */
+
+#endif