1 | /* |
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2 | * $Id$ |
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3 | */ |
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4 | |
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5 | #ifndef _SMC91111_CONFIG_H_ |
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6 | #define _SMC91111_CONFIG_H_ |
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7 | |
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8 | /* |
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9 | * RTEMS event used by interrupt handler to signal driver tasks. |
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10 | * This must not be any of the events used by the network task synchronization. |
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11 | */ |
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12 | #define INTERRUPT_EVENT RTEMS_EVENT_1 |
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13 | |
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14 | /* |
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15 | * RTEMS event used to start transmit daemon. |
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16 | * This must not be the same as INTERRUPT_EVENT. |
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17 | */ |
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18 | #define START_TRANSMIT_EVENT RTEMS_EVENT_2 |
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19 | |
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20 | /* event to send when tx buffers become available */ |
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21 | #define SMC91111_TX_WAIT_EVENT RTEMS_EVENT_3 |
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22 | |
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23 | |
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24 | /* Number of OCs supported by this driver*/ |
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25 | #define NOCDRIVER 1 |
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26 | |
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27 | /* Receive buffer size -- Allow for a full ethernet packet including CRC */ |
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28 | #define RBUF_SIZE 1536 |
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29 | |
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30 | #define ET_MINLEN 64 /* minimum message length */ |
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31 | |
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32 | #if (MCLBYTES < RBUF_SIZE) |
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33 | # error "Driver must have MCLBYTES > RBUF_SIZE" |
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34 | #endif |
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35 | |
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36 | /* ----------------- cygdriver params ----------------- */ |
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37 | |
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38 | #define LAN91CXX_32BIT_RX |
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39 | #define LAN91CXX_IS_LAN91C111 |
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40 | |
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41 | /* ----------------- compat layer ----------------- */ |
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42 | |
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43 | #include <stdint.h> |
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44 | |
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45 | typedef uint32_t CYG_WORD; |
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46 | typedef uint8_t CYG_BYTE; |
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47 | typedef uint16_t CYG_WORD16; |
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48 | typedef uint32_t CYG_WORD32; |
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49 | |
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50 | #ifndef CYG_SWAP16 |
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51 | # define CYG_SWAP16(_x_) \ |
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52 | ({ uint16_t _x = (_x_); ((_x << 8) | (_x >> 8)); }) |
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53 | #endif |
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54 | |
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55 | #ifndef CYG_SWAP32 |
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56 | # define CYG_SWAP32(_x_) \ |
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57 | ({ uint32_t _x = (_x_); \ |
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58 | ((_x << 24) | \ |
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59 | ((0x0000FF00UL & _x) << 8) | \ |
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60 | ((0x00FF0000UL & _x) >> 8) | \ |
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61 | (_x >> 24)); }) |
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62 | #endif |
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63 | |
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64 | # define CYG_CPU_TO_BE16(_x_) (_x_) |
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65 | # define CYG_CPU_TO_BE32(_x_) (_x_) |
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66 | # define CYG_BE16_TO_CPU(_x_) (_x_) |
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67 | # define CYG_BE32_TO_CPU(_x_) (_x_) |
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68 | |
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69 | # define CYG_CPU_TO_LE16(_x_) CYG_SWAP16((_x_)) |
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70 | # define CYG_CPU_TO_LE32(_x_) CYG_SWAP32((_x_)) |
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71 | # define CYG_LE16_TO_CPU(_x_) CYG_SWAP16((_x_)) |
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72 | # define CYG_LE32_TO_CPU(_x_) CYG_SWAP32((_x_)) |
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73 | |
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74 | #define CYG_MACRO_START do { |
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75 | #define CYG_MACRO_END } while (0) |
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76 | #define HAL_IO_BARRIER() \ |
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77 | asm volatile ( "" : : : "memory" ) |
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78 | |
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79 | #define HAL_READ_UINT8( _register_, _value_ ) \ |
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80 | CYG_MACRO_START \ |
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81 | ((_value_) = *((volatile CYG_BYTE *)(_register_))); \ |
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82 | HAL_IO_BARRIER (); \ |
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83 | CYG_MACRO_END |
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84 | |
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85 | #define HAL_WRITE_UINT8( _register_, _value_ ) \ |
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86 | CYG_MACRO_START \ |
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87 | (*((volatile CYG_BYTE *)(_register_)) = (_value_)); \ |
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88 | HAL_IO_BARRIER (); \ |
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89 | CYG_MACRO_END |
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90 | |
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91 | #define HAL_READ_UINT16( _register_, _value_ ) \ |
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92 | CYG_MACRO_START \ |
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93 | ((_value_) = *((volatile CYG_WORD16 *)(_register_))); \ |
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94 | HAL_IO_BARRIER (); \ |
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95 | CYG_MACRO_END |
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96 | |
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97 | #define HAL_WRITE_UINT16( _register_, _value_ ) \ |
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98 | CYG_MACRO_START \ |
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99 | (*((volatile CYG_WORD16 *)(_register_)) = (_value_)); \ |
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100 | HAL_IO_BARRIER (); \ |
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101 | CYG_MACRO_END |
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102 | |
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103 | #define HAL_READ_UINT32( _register_, _value_ ) \ |
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104 | CYG_MACRO_START \ |
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105 | ((_value_) = *((volatile CYG_WORD32 *)(_register_))); \ |
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106 | HAL_IO_BARRIER (); \ |
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107 | CYG_MACRO_END |
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108 | |
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109 | #define HAL_READ_UINT16( _register_, _value_ ) \ |
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110 | CYG_MACRO_START \ |
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111 | ((_value_) = *((volatile CYG_WORD16 *)(_register_))); \ |
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112 | HAL_IO_BARRIER (); \ |
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113 | CYG_MACRO_END |
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114 | |
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115 | #define CYG_ASSERT(c,p) do { if (!(c)) { while(1) { printf(p);} }; } while(0) |
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116 | |
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117 | #define HAL_DELAY_US(p) rtems_task_wake_after (RTEMS_MICROSECONDS_TO_TICKS (p)) |
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118 | |
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119 | |
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120 | #endif /* _SMC_91111_CONFIG_H_ */ |
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121 | |
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122 | |
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