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Rev | Author | Line No. | Line |
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422 | giacomo | 1 | /* |
2 | * serial167.h |
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3 | * |
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4 | * Richard Hirst [richard@sleepie.demon.co.uk] |
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5 | * |
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6 | * Based on cyclades.h |
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7 | */ |
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8 | |||
9 | struct cyclades_monitor { |
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10 | unsigned long int_count; |
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11 | unsigned long char_count; |
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12 | unsigned long char_max; |
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13 | unsigned long char_last; |
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14 | }; |
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15 | |||
16 | /* |
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17 | * This is our internal structure for each serial port's state. |
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18 | * |
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19 | * Many fields are paralleled by the structure used by the serial_struct |
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20 | * structure. |
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21 | * |
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22 | * For definitions of the flags field, see tty.h |
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23 | */ |
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24 | |||
25 | struct cyclades_port { |
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26 | int magic; |
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27 | int type; |
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28 | int card; |
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29 | int line; |
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30 | int flags; /* defined in tty.h */ |
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31 | struct tty_struct *tty; |
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32 | int read_status_mask; |
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33 | int timeout; |
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34 | int xmit_fifo_size; |
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35 | int cor1,cor2,cor3,cor4,cor5,cor6,cor7; |
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36 | int tbpr,tco,rbpr,rco; |
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37 | int ignore_status_mask; |
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38 | int close_delay; |
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39 | int IER; /* Interrupt Enable Register */ |
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40 | unsigned long event; |
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41 | unsigned long last_active; |
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42 | int count; /* # of fd on device */ |
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43 | int x_char; /* to be pushed out ASAP */ |
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44 | int x_break; |
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45 | int blocked_open; /* # of blocked opens */ |
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46 | unsigned char *xmit_buf; |
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47 | int xmit_head; |
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48 | int xmit_tail; |
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49 | int xmit_cnt; |
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50 | int default_threshold; |
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51 | int default_timeout; |
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52 | struct work_struct tqueue; |
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53 | wait_queue_head_t open_wait; |
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54 | wait_queue_head_t close_wait; |
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55 | struct cyclades_monitor mon; |
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56 | }; |
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57 | |||
58 | #define CYCLADES_MAGIC 0x4359 |
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59 | |||
60 | #define CYGETMON 0x435901 |
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61 | #define CYGETTHRESH 0x435902 |
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62 | #define CYSETTHRESH 0x435903 |
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63 | #define CYGETDEFTHRESH 0x435904 |
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64 | #define CYSETDEFTHRESH 0x435905 |
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65 | #define CYGETTIMEOUT 0x435906 |
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66 | #define CYSETTIMEOUT 0x435907 |
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67 | #define CYGETDEFTIMEOUT 0x435908 |
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68 | #define CYSETDEFTIMEOUT 0x435909 |
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69 | |||
70 | /* |
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71 | * Events are used to schedule things to happen at timer-interrupt |
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72 | * time, instead of at cy interrupt time. |
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73 | */ |
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74 | #define Cy_EVENT_READ_PROCESS 0 |
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75 | #define Cy_EVENT_WRITE_WAKEUP 1 |
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76 | #define Cy_EVENT_HANGUP 2 |
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77 | #define Cy_EVENT_BREAK 3 |
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78 | #define Cy_EVENT_OPEN_WAKEUP 4 |
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79 | |||
80 | |||
81 | |||
82 | #define CyMaxChipsPerCard 1 |
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83 | |||
84 | /**** cd2401 registers ****/ |
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85 | |||
86 | #define CyGFRCR (0x81) |
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87 | #define CyCCR (0x13) |
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88 | #define CyCLR_CHAN (0x40) |
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89 | #define CyINIT_CHAN (0x20) |
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90 | #define CyCHIP_RESET (0x10) |
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91 | #define CyENB_XMTR (0x08) |
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92 | #define CyDIS_XMTR (0x04) |
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93 | #define CyENB_RCVR (0x02) |
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94 | #define CyDIS_RCVR (0x01) |
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95 | #define CyCAR (0xee) |
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96 | #define CyIER (0x11) |
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97 | #define CyMdmCh (0x80) |
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98 | #define CyRxExc (0x20) |
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99 | #define CyRxData (0x08) |
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100 | #define CyTxMpty (0x02) |
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101 | #define CyTxRdy (0x01) |
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102 | #define CyLICR (0x26) |
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103 | #define CyRISR (0x89) |
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104 | #define CyTIMEOUT (0x80) |
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105 | #define CySPECHAR (0x70) |
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106 | #define CyOVERRUN (0x08) |
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107 | #define CyPARITY (0x04) |
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108 | #define CyFRAME (0x02) |
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109 | #define CyBREAK (0x01) |
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110 | #define CyREOIR (0x84) |
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111 | #define CyTEOIR (0x85) |
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112 | #define CyMEOIR (0x86) |
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113 | #define CyNOTRANS (0x08) |
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114 | #define CyRFOC (0x30) |
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115 | #define CyRDR (0xf8) |
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116 | #define CyTDR (0xf8) |
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117 | #define CyMISR (0x8b) |
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118 | #define CyRISR (0x89) |
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119 | #define CyTISR (0x8a) |
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120 | #define CyMSVR1 (0xde) |
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121 | #define CyMSVR2 (0xdf) |
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122 | #define CyDSR (0x80) |
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123 | #define CyDCD (0x40) |
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124 | #define CyCTS (0x20) |
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125 | #define CyDTR (0x02) |
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126 | #define CyRTS (0x01) |
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127 | #define CyRTPRL (0x25) |
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128 | #define CyRTPRH (0x24) |
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129 | #define CyCOR1 (0x10) |
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130 | #define CyPARITY_NONE (0x00) |
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131 | #define CyPARITY_E (0x40) |
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132 | #define CyPARITY_O (0xC0) |
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133 | #define Cy_5_BITS (0x04) |
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134 | #define Cy_6_BITS (0x05) |
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135 | #define Cy_7_BITS (0x06) |
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136 | #define Cy_8_BITS (0x07) |
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137 | #define CyCOR2 (0x17) |
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138 | #define CyETC (0x20) |
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139 | #define CyCtsAE (0x02) |
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140 | #define CyCOR3 (0x16) |
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141 | #define Cy_1_STOP (0x02) |
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142 | #define Cy_2_STOP (0x04) |
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143 | #define CyCOR4 (0x15) |
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144 | #define CyREC_FIFO (0x0F) /* Receive FIFO threshold */ |
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145 | #define CyCOR5 (0x14) |
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146 | #define CyCOR6 (0x18) |
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147 | #define CyCOR7 (0x07) |
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148 | #define CyRBPR (0xcb) |
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149 | #define CyRCOR (0xc8) |
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150 | #define CyTBPR (0xc3) |
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151 | #define CyTCOR (0xc0) |
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152 | #define CySCHR1 (0x1f) |
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153 | #define CySCHR2 (0x1e) |
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154 | #define CyTPR (0xda) |
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155 | #define CyPILR1 (0xe3) |
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156 | #define CyPILR2 (0xe0) |
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157 | #define CyPILR3 (0xe1) |
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158 | #define CyCMR (0x1b) |
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159 | #define CyASYNC (0x02) |
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160 | #define CyLICR (0x26) |
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161 | #define CyLIVR (0x09) |
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162 | #define CySCRL (0x23) |
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163 | #define CySCRH (0x22) |
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164 | #define CyTFTC (0x80) |
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165 | |||
166 | |||
167 | /* max number of chars in the FIFO */ |
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168 | |||
169 | #define CyMAX_CHAR_FIFO 12 |
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170 | |||
171 | /***************************************************************************/ |