patch-2.4.10 linux/include/linux/dp83840.h

• Lines: 42
• Date: Thu Sep 13 16:15:56 2001
• Orig file: v2.4.9/linux/include/linux/dp83840.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.9/linux/include/linux/dp83840.h linux/include/linux/dp83840.h
@@ -0,0 +1,41 @@
+/*
+ * linux/dp83840.h: definitions for DP83840 MII-compatible transceivers
+ *
+ * Copyright (C) 1996, 1999 David S. Miller (davem@redhat.com)
+ */
+#ifndef __LINUX_DP83840_H
+#define __LINUX_DP83840_H
+
+#include <linux/mii.h>
+
+/*
+ * Data sheets and programming docs for the DP83840 are available at
+ * from http://www.national.com/
+ *
+ * The DP83840 is capable of both 10 and 100Mbps ethernet, in both
+ * half and full duplex mode.  It also supports auto negotiation.
+ *
+ * But.... THIS THING IS A PAIN IN THE ASS TO PROGRAM!
+ * Debugging eeprom burnt code is more fun than programming this chip!
+ */
+
+/* First, the MII register numbers (actually DP83840 register numbers). */
+#define MII_CSCONFIG        0x17        /* CS configuration            */
+
+/* The Carrier Sense config register. */
+#define CSCONFIG_RESV1          0x0001  /* Unused...                   */
+#define CSCONFIG_LED4           0x0002  /* Pin for full-dplx LED4      */
+#define CSCONFIG_LED1           0x0004  /* Pin for conn-status LED1    */
+#define CSCONFIG_RESV2          0x0008  /* Unused...                   */
+#define CSCONFIG_TCVDISAB       0x0010  /* Turns off the transceiver   */
+#define CSCONFIG_DFBYPASS       0x0020  /* Bypass disconnect function  */
+#define CSCONFIG_GLFORCE        0x0040  /* Good link force for 100mbps */
+#define CSCONFIG_CLKTRISTATE    0x0080  /* Tristate 25m clock          */
+#define CSCONFIG_RESV3          0x0700  /* Unused...                   */
+#define CSCONFIG_ENCODE         0x0800  /* 1=MLT-3, 0=binary           */
+#define CSCONFIG_RENABLE        0x1000  /* Repeater mode enable        */
+#define CSCONFIG_TCDISABLE      0x2000  /* Disable timeout counter     */
+#define CSCONFIG_RESV4          0x4000  /* Unused...                   */
+#define CSCONFIG_NDISABLE       0x8000  /* Disable NRZI                */
+
+#endif /* __LINUX_DP83840_H */