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 unsigned long last_active;
41 int count; /* # of fd on device */
42 int x_char; /* to be pushed out ASAP */
43 int x_break;
44 int blocked_open; /* # of blocked opens */
45 unsigned char *xmit_buf;
46 int xmit_head;
47 int xmit_tail;
48 int xmit_cnt;
49 int default_threshold;
50 int default_timeout;
51 wait_queue_head_t open_wait;
52 wait_queue_head_t close_wait;
53 struct cyclades_monitor mon;
54 };
55
56 #define CYCLADES_MAGIC 0x4359
57
58 #define CYGETMON 0x435901
59 #define CYGETTHRESH 0x435902
60 #define CYSETTHRESH 0x435903
61 #define CYGETDEFTHRESH 0x435904
62 #define CYSETDEFTHRESH 0x435905
63 #define CYGETTIMEOUT 0x435906
64 #define CYSETTIMEOUT 0x435907
65 #define CYGETDEFTIMEOUT 0x435908
66 #define CYSETDEFTIMEOUT 0x435909
67
68 #define CyMaxChipsPerCard 1
69
70 /**** cd2401 registers ****/
71
72 #define CyGFRCR (0x81)
73 #define CyCCR (0x13)
74 #define CyCLR_CHAN (0x40)
75 #define CyINIT_CHAN (0x20)
76 #define CyCHIP_RESET (0x10)
77 #define CyENB_XMTR (0x08)
78 #define CyDIS_XMTR (0x04)
79 #define CyENB_RCVR (0x02)
80 #define CyDIS_RCVR (0x01)
81 #define CyCAR (0xee)
82 #define CyIER (0x11)
83 #define CyMdmCh (0x80)
84 #define CyRxExc (0x20)
85 #define CyRxData (0x08)
86 #define CyTxMpty (0x02)
87 #define CyTxRdy (0x01)
88 #define CyLICR (0x26)
89 #define CyRISR (0x89)
90 #define CyTIMEOUT (0x80)
91 #define CySPECHAR (0x70)
92 #define CyOVERRUN (0x08)
93 #define CyPARITY (0x04)
94 #define CyFRAME (0x02)
95 #define CyBREAK (0x01)
96 #define CyREOIR (0x84)
97 #define CyTEOIR (0x85)
98 #define CyMEOIR (0x86)
99 #define CyNOTRANS (0x08)
100 #define CyRFOC (0x30)
101 #define CyRDR (0xf8)
102 #define CyTDR (0xf8)
103 #define CyMISR (0x8b)
104 #define CyRISR (0x89)
105 #define CyTISR (0x8a)
106 #define CyMSVR1 (0xde)
107 #define CyMSVR2 (0xdf)
108 #define CyDSR (0x80)
109 #define CyDCD (0x40)
110 #define CyCTS (0x20)
111 #define CyDTR (0x02)
112 #define CyRTS (0x01)
113 #define CyRTPRL (0x25)
114 #define CyRTPRH (0x24)
115 #define CyCOR1 (0x10)
116 #define CyPARITY_NONE (0x00)
117 #define CyPARITY_E (0x40)
118 #define CyPARITY_O (0xC0)
119 #define Cy_5_BITS (0x04)
120 #define Cy_6_BITS (0x05)
121 #define Cy_7_BITS (0x06)
122 #define Cy_8_BITS (0x07)
123 #define CyCOR2 (0x17)
124 #define CyETC (0x20)
125 #define CyCtsAE (0x02)
126 #define CyCOR3 (0x16)
127 #define Cy_1_STOP (0x02)
128 #define Cy_2_STOP (0x04)
129 #define CyCOR4 (0x15)
130 #define CyREC_FIFO (0x0F) /* Receive FIFO threshold */
131 #define CyCOR5 (0x14)
132 #define CyCOR6 (0x18)
133 #define CyCOR7 (0x07)
134 #define CyRBPR (0xcb)
135 #define CyRCOR (0xc8)
136 #define CyTBPR (0xc3)
137 #define CyTCOR (0xc0)
138 #define CySCHR1 (0x1f)
139 #define CySCHR2 (0x1e)
140 #define CyTPR (0xda)
141 #define CyPILR1 (0xe3)
142 #define CyPILR2 (0xe0)
143 #define CyPILR3 (0xe1)
144 #define CyCMR (0x1b)
145 #define CyASYNC (0x02)
146 #define CyLICR (0x26)
147 #define CyLIVR (0x09)
148 #define CySCRL (0x23)
149 #define CySCRH (0x22)
150 #define CyTFTC (0x80)
151
152
153 /* max number of chars in the FIFO */
154
155 #define CyMAX_CHAR_FIFO 12
156
157 /***************************************************************************/
158
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