patch-2.4.22 linux-2.4.22/drivers/net/ibm_emac/ibm_ocp_zmii.h

• Lines: 110
• Date: 2003-08-25 04:44:42.000000000 -0700
• Orig file: linux-2.4.21/drivers/net/ibm_emac/ibm_ocp_zmii.h
• Orig date: 1969-12-31 16:00:00.000000000 -0800

diff -urN linux-2.4.21/drivers/net/ibm_emac/ibm_ocp_zmii.h linux-2.4.22/drivers/net/ibm_emac/ibm_ocp_zmii.h
@@ -0,0 +1,109 @@
+/*
+ * ocp_zmii.h
+ *
+ * Defines for the IBM ZMII bridge
+ *
+ *      Armin Kuster akuster@mvista.com
+ *      Dec, 2001
+ *
+ * Copyright 2001 MontaVista Softare Inc.
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED   ``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 AUTHOR  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.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *  V 1.2 (04/19/02 ) - Armin
+ *    added support for emac 2 & 3
+ */
+
+#ifndef _OCP_ZMII_H_
+#define _OCP_ZMII_H_
+
+#include <linux/config.h>
+
+/* ZMII bridge registers */
+struct zmii_regs {
+	u32 fer;		/* Function enable reg */
+	u32 ssr;		/* Spedd select reg */
+	u32 smiirs;		/* SMII status reg */
+};
+
+/* ZMII device */
+struct ibm_ocp_zmii {
+	struct zmii_regs *base;
+	int		  mode;  
+	int 		  users;/* number of EMACs using this ZMII bridge */
+};
+
+/* Fuctional Enable Reg */
+
+#define ZMII_MDI0	0x80000000
+#define ZMII_SMII0	0x40000000
+#define ZMII_RMII0	0x20000000
+#define ZMII_MII0	0x10000000
+#define ZMII_MDI1	0x08000000
+#define ZMII_SMII1	0x04000000
+#define ZMII_RMII1	0x02000000
+#define ZMII_MII1	0x01000000
+#define ZMII_MDI2	0x00800000
+#define ZMII_SMII2	0x00400000
+#define ZMII_RMII2	0x00200000
+#define ZMII_MII2	0x00100000
+#define ZMII_MDI3	0x00080000
+#define ZMII_SMII3	0x00040000
+#define ZMII_RMII3	0x00020000
+#define ZMII_MII3	0x00010000
+
+/* Speed Selection reg */
+
+#define ZMII_SCI0	0x40000000
+#define ZMII_FSS0	0x20000000
+#define ZMII_SP0	0x10000000
+#define ZMII_SCI1	0x04000000
+#define ZMII_FSS1	0x02000000
+#define ZMII_SP1	0x01000000
+#define ZMII_SCI2	0x00400000
+#define ZMII_FSS2	0x00200000
+#define ZMII_SP2	0x00100000
+#define ZMII_SCI3	0x00040000
+#define ZMII_FSS3	0x00020000
+#define ZMII_SP3	0x00010000
+
+#define ZMII_MII0_100MB	ZMII_SP0
+#define ZMII_MII0_10MB	~ZMII_SP0
+#define ZMII_MII1_100MB	ZMII_SP1
+#define ZMII_MII1_10MB	~ZMII_SP1
+#define ZMII_MII2_100MB	ZMII_SP2
+#define ZMII_MII2_10MB	~ZMII_SP2
+#define ZMII_MII3_100MB	ZMII_SP3
+#define ZMII_MII3_10MB	~ZMII_SP3
+
+/* SMII Status reg */
+
+#define ZMII_STS0 0xFF000000	/* EMAC0 smii status mask */
+#define ZMII_STS1 0x00FF0000	/* EMAC1 smii status mask */
+
+
+#define SMII	0
+#define RMII	1
+#define MII	2
+#define MDI	3
+#define ZMII_AUTO 4
+
+#endif				/* _OCP_ZMII_H_ */