diff packages/devs/eth/phy/current/include/eth_phy.h @ 1170:719dd033d039

New API for handling ethernet PHY devices
author gthomas
date Tue, 19 Aug 2003 17:26:48 +0000
parents
children 0832585993c1
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+++ b/packages/devs/eth/phy/current/include/eth_phy.h
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+#ifndef CYGONCE_DEVS_ETH_PHY_H_
+#define CYGONCE_DEVS_ETH_PHY_H_
+//==========================================================================
+//
+//      eth_phy.h
+//
+//      API for ethernet transciever (PHY) support
+//
+//==========================================================================
+//####ECOSGPLCOPYRIGHTBEGIN####
+// -------------------------------------------
+// This file is part of eCos, the Embedded Configurable Operating System.
+// Copyright (C) 2003 Gary Thomas
+//
+// eCos 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 or (at your option) any later version.
+//
+// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+// for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with eCos; if not, write to the Free Software Foundation, Inc.,
+// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+//
+// As a special exception, if other files instantiate templates or use macros
+// or inline functions from this file, or you compile this file and link it
+// with other works to produce a work based on this file, this file does not
+// by itself cause the resulting work to be covered by the GNU General Public
+// License. However the source code for this file must still be made available
+// in accordance with section (3) of the GNU General Public License.
+//
+// This exception does not invalidate any other reasons why a work based on
+// this file might be covered by the GNU General Public License.
+//
+// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
+// at http://sources.redhat.com/ecos/ecos-license/
+// -------------------------------------------
+//####ECOSGPLCOPYRIGHTEND####
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):    gthomas
+// Contributors: gthomas
+// Date:         2003-08-01
+// Purpose:      
+// Description:  
+//              
+//####DESCRIPTIONEND####
+//
+//==========================================================================
+
+
+// Transceiver mode
+#define PHY_BMCR             0x00    // Register number
+#define PHY_BMCR_RESET       0x8000
+#define PHY_BMCR_LOOPBACK    0x4000
+#define PHY_BMCR_100MB       0x2000
+#define PHY_BMCR_AUTO_NEG    0x1000
+#define PHY_BMCR_POWER_DOWN  0x0800
+#define PHY_BMCR_ISOLATE     0x0400
+#define PHY_BMCR_RESTART     0x0200
+#define PHY_BMCR_FULL_DUPLEX 0x0100
+#define PHY_BMCR_COLL_TEST   0x0080
+
+#define PHY_BMSR             0x01    // Status register
+#define PHY_BMSR_AUTO_NEG    0x0020  
+#define PHY_BMSR_LINK        0x0004
+
+// Physical device access - defined by hardware instance
+typedef struct {
+    void (*init)(void);
+    void (*set_data)(int);
+    int  (*get_data)(void);
+    void (*set_clock)(int);
+    void (*set_dir)(int);
+} eth_phy_access_t;
+
+#define ETH_PHY_ACCESS_FUNS(_l,_init,_set_data,_get_data,_set_clock,_set_dir) \
+static eth_phy_access_t _l = {_init, _set_data, _get_data, _set_clock, _set_dir}
+
+externC void _eth_phy_init(eth_phy_access_t *f);
+externC void _eth_phy_write(eth_phy_access_t *f, int reg, int unit, unsigned short data);
+externC bool _eth_phy_read(eth_phy_access_t *f, int reg, int unit, unsigned short *val);
+
+#endif  // CYGONCE_DEVS_ETH_PHY_H_
+// ------------------------------------------------------------------------