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1 #ifndef CYGONCE_DEVS_ETH_PHY_H_ |
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2 #define CYGONCE_DEVS_ETH_PHY_H_ |
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3 //========================================================================== |
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4 // |
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5 // eth_phy.h |
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6 // |
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7 // API for ethernet transciever (PHY) support |
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8 // |
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9 //========================================================================== |
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10 //####ECOSGPLCOPYRIGHTBEGIN#### |
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11 // ------------------------------------------- |
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12 // This file is part of eCos, the Embedded Configurable Operating System. |
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13 // Copyright (C) 2003 Gary Thomas |
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14 // |
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15 // eCos is free software; you can redistribute it and/or modify it under |
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16 // the terms of the GNU General Public License as published by the Free |
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17 // Software Foundation; either version 2 or (at your option) any later version. |
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18 // |
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19 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY |
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20 // WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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21 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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22 // for more details. |
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23 // |
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24 // You should have received a copy of the GNU General Public License along |
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25 // with eCos; if not, write to the Free Software Foundation, Inc., |
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26 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. |
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27 // |
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28 // As a special exception, if other files instantiate templates or use macros |
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29 // or inline functions from this file, or you compile this file and link it |
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30 // with other works to produce a work based on this file, this file does not |
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31 // by itself cause the resulting work to be covered by the GNU General Public |
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32 // License. However the source code for this file must still be made available |
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33 // in accordance with section (3) of the GNU General Public License. |
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34 // |
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35 // This exception does not invalidate any other reasons why a work based on |
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36 // this file might be covered by the GNU General Public License. |
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37 // |
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38 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc. |
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39 // at http://sources.redhat.com/ecos/ecos-license/ |
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40 // ------------------------------------------- |
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41 //####ECOSGPLCOPYRIGHTEND#### |
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42 //========================================================================== |
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43 //#####DESCRIPTIONBEGIN#### |
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44 // |
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45 // Author(s): gthomas |
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46 // Contributors: gthomas |
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47 // Date: 2003-08-01 |
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48 // Purpose: |
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49 // Description: |
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50 // |
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51 //####DESCRIPTIONEND#### |
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52 // |
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53 //========================================================================== |
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54 |
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55 |
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56 // Transceiver mode |
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57 #define PHY_BMCR 0x00 // Register number |
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58 #define PHY_BMCR_RESET 0x8000 |
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59 #define PHY_BMCR_LOOPBACK 0x4000 |
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60 #define PHY_BMCR_100MB 0x2000 |
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61 #define PHY_BMCR_AUTO_NEG 0x1000 |
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62 #define PHY_BMCR_POWER_DOWN 0x0800 |
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63 #define PHY_BMCR_ISOLATE 0x0400 |
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64 #define PHY_BMCR_RESTART 0x0200 |
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65 #define PHY_BMCR_FULL_DUPLEX 0x0100 |
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66 #define PHY_BMCR_COLL_TEST 0x0080 |
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67 |
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68 #define PHY_BMSR 0x01 // Status register |
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69 #define PHY_BMSR_AUTO_NEG 0x0020 |
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70 #define PHY_BMSR_LINK 0x0004 |
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71 |
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72 // Physical device access - defined by hardware instance |
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73 typedef struct { |
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74 void (*init)(void); |
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75 void (*set_data)(int); |
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76 int (*get_data)(void); |
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77 void (*set_clock)(int); |
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78 void (*set_dir)(int); |
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79 } eth_phy_access_t; |
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80 |
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81 #define ETH_PHY_ACCESS_FUNS(_l,_init,_set_data,_get_data,_set_clock,_set_dir) \ |
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82 static eth_phy_access_t _l = {_init, _set_data, _get_data, _set_clock, _set_dir} |
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83 |
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84 externC void _eth_phy_init(eth_phy_access_t *f); |
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85 externC void _eth_phy_write(eth_phy_access_t *f, int reg, int unit, unsigned short data); |
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86 externC bool _eth_phy_read(eth_phy_access_t *f, int reg, int unit, unsigned short *val); |
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87 |
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88 #endif // CYGONCE_DEVS_ETH_PHY_H_ |
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89 // ------------------------------------------------------------------------ |
