1 /*
2 * serial167.h
3 *
4 * Richard Hirst [richard@sleepie.demon.co.uk]
5 *
6 * Based on cyclades.h
7 */
8
9 struct cyclades_monitor {
10 unsigned long int_count;
11 unsigned long char_count;
12 unsigned long char_max;
13 unsigned long char_last;
14 };
15
16 /*
17 * This is our internal structure for each serial port's state.
18 *
19 * Many fields are paralleled by the structure used by the serial_struct
20 * structure.
21 *
22 * For definitions of the flags field, see tty.h
23 */
24
25 struct cyclades_port {
26 int magic;
27 int type;
28 int card;
29 int line;
30 int flags; /* defined in tty.h */
31 struct tty_struct *tty;
32 int read_status_mask;
33 int timeout;
34 int xmit_fifo_size;
35 int cor1,cor2,cor3,cor4,cor5,cor6,cor7;
36 int tbpr,tco,rbpr,rco;
37 int ignore_status_mask;
38 int close_delay;
39 int IER; /* Interrupt Enable Register */
40 int event;
41 unsigned long last_active;
42 int count; /* # of fd on device */
43 int x_char; /* to be pushed out ASAP */
44 int x_break;
45 int blocked_open; /* # of blocked opens */
46 long session; /* Session of opening process */
47 long pgrp; /* pgrp of opening process */
48 unsigned char *xmit_buf;
49 int xmit_head;
50 int xmit_tail;
51 int xmit_cnt;
52 int default_threshold;
53 int default_timeout;
54 struct tq_struct tqueue;
55 struct termios normal_termios;
56 struct termios callout_termios;
57 wait_queue_head_t open_wait;
58 wait_queue_head_t close_wait;
59 struct cyclades_monitor mon;
60 };
61
62 #define CYCLADES_MAGIC 0x4359
63
64 #define CYGETMON 0x435901
65 #define CYGETTHRESH 0x435902
66 #define CYSETTHRESH 0x435903
67 #define CYGETDEFTHRESH 0x435904
68 #define CYSETDEFTHRESH 0x435905
69 #define CYGETTIMEOUT 0x435906
70 #define CYSETTIMEOUT 0x435907
71 #define CYGETDEFTIMEOUT 0x435908
72 #define CYSETDEFTIMEOUT 0x435909
73
74 /*
75 * Events are used to schedule things to happen at timer-interrupt
76 * time, instead of at cy interrupt time.
77 */
78 #define Cy_EVENT_READ_PROCESS 0
79 #define Cy_EVENT_WRITE_WAKEUP 1
80 #define Cy_EVENT_HANGUP 2
81 #define Cy_EVENT_BREAK 3
82 #define Cy_EVENT_OPEN_WAKEUP 4
83
84
85
86 #define CyMaxChipsPerCard 1
87
88 /**** cd2401 registers ****/
89
90 #define CyGFRCR (0x81)
91 #define CyCCR (0x13)
92 #define CyCLR_CHAN (0x40)
93 #define CyINIT_CHAN (0x20)
94 #define CyCHIP_RESET (0x10)
95 #define CyENB_XMTR (0x08)
96 #define CyDIS_XMTR (0x04)
97 #define CyENB_RCVR (0x02)
98 #define CyDIS_RCVR (0x01)
99 #define CyCAR (0xee)
100 #define CyIER (0x11)
101 #define CyMdmCh (0x80)
102 #define CyRxExc (0x20)
103 #define CyRxData (0x08)
104 #define CyTxMpty (0x02)
105 #define CyTxRdy (0x01)
106 #define CyLICR (0x26)
107 #define CyRISR (0x89)
108 #define CyTIMEOUT (0x80)
109 #define CySPECHAR (0x70)
110 #define CyOVERRUN (0x08)
111 #define CyPARITY (0x04)
112 #define CyFRAME (0x02)
113 #define CyBREAK (0x01)
114 #define CyREOIR (0x84)
115 #define CyTEOIR (0x85)
116 #define CyMEOIR (0x86)
117 #define CyNOTRANS (0x08)
118 #define CyRFOC (0x30)
119 #define CyRDR (0xf8)
120 #define CyTDR (0xf8)
121 #define CyMISR (0x8b)
122 #define CyRISR (0x89)
123 #define CyTISR (0x8a)
124 #define CyMSVR1 (0xde)
125 #define CyMSVR2 (0xdf)
126 #define CyDSR (0x80)
127 #define CyDCD (0x40)
128 #define CyCTS (0x20)
129 #define CyDTR (0x02)
130 #define CyRTS (0x01)
131 #define CyRTPRL (0x25)
132 #define CyRTPRH (0x24)
133 #define CyCOR1 (0x10)
134 #define CyPARITY_NONE (0x00)
135 #define CyPARITY_E (0x40)
136 #define CyPARITY_O (0xC0)
137 #define Cy_5_BITS (0x04)
138 #define Cy_6_BITS (0x05)
139 #define Cy_7_BITS (0x06)
140 #define Cy_8_BITS (0x07)
141 #define CyCOR2 (0x17)
142 #define CyETC (0x20)
143 #define CyCtsAE (0x02)
144 #define CyCOR3 (0x16)
145 #define Cy_1_STOP (0x02)
146 #define Cy_2_STOP (0x04)
147 #define CyCOR4 (0x15)
148 #define CyREC_FIFO (0x0F) /* Receive FIFO threshold */
149 #define CyCOR5 (0x14)
150 #define CyCOR6 (0x18)
151 #define CyCOR7 (0x07)
152 #define CyRBPR (0xcb)
153 #define CyRCOR (0xc8)
154 #define CyTBPR (0xc3)
155 #define CyTCOR (0xc0)
156 #define CySCHR1 (0x1f)
157 #define CySCHR2 (0x1e)
158 #define CyTPR (0xda)
159 #define CyPILR1 (0xe3)
160 #define CyPILR2 (0xe0)
161 #define CyPILR3 (0xe1)
162 #define CyCMR (0x1b)
163 #define CyASYNC (0x02)
164 #define CyLICR (0x26)
165 #define CyLIVR (0x09)
166 #define CySCRL (0x23)
167 #define CySCRH (0x22)
168 #define CyTFTC (0x80)
169
170
171 /* max number of chars in the FIFO */
172
173 #define CyMAX_CHAR_FIFO 12
174
175 /***************************************************************************/
176
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