Linux kernel mirror (for testing)
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1/*
2 * serial167.h
3 *
4 * Richard Hirst [richard@sleepie.demon.co.uk]
5 *
6 * Based on cyclades.h
7 */
8
9struct 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
25struct 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 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 unsigned char *xmit_buf;
47 int xmit_head;
48 int xmit_tail;
49 int xmit_cnt;
50 int default_threshold;
51 int default_timeout;
52 struct work_struct tqueue;
53 wait_queue_head_t open_wait;
54 wait_queue_head_t close_wait;
55 struct cyclades_monitor mon;
56};
57
58#define CYCLADES_MAGIC 0x4359
59
60#define CYGETMON 0x435901
61#define CYGETTHRESH 0x435902
62#define CYSETTHRESH 0x435903
63#define CYGETDEFTHRESH 0x435904
64#define CYSETDEFTHRESH 0x435905
65#define CYGETTIMEOUT 0x435906
66#define CYSETTIMEOUT 0x435907
67#define CYGETDEFTIMEOUT 0x435908
68#define CYSETDEFTIMEOUT 0x435909
69
70/*
71 * Events are used to schedule things to happen at timer-interrupt
72 * time, instead of at cy interrupt time.
73 */
74#define Cy_EVENT_READ_PROCESS 0
75#define Cy_EVENT_WRITE_WAKEUP 1
76#define Cy_EVENT_HANGUP 2
77#define Cy_EVENT_BREAK 3
78#define Cy_EVENT_OPEN_WAKEUP 4
79
80
81
82#define CyMaxChipsPerCard 1
83
84/**** cd2401 registers ****/
85
86#define CyGFRCR (0x81)
87#define CyCCR (0x13)
88#define CyCLR_CHAN (0x40)
89#define CyINIT_CHAN (0x20)
90#define CyCHIP_RESET (0x10)
91#define CyENB_XMTR (0x08)
92#define CyDIS_XMTR (0x04)
93#define CyENB_RCVR (0x02)
94#define CyDIS_RCVR (0x01)
95#define CyCAR (0xee)
96#define CyIER (0x11)
97#define CyMdmCh (0x80)
98#define CyRxExc (0x20)
99#define CyRxData (0x08)
100#define CyTxMpty (0x02)
101#define CyTxRdy (0x01)
102#define CyLICR (0x26)
103#define CyRISR (0x89)
104#define CyTIMEOUT (0x80)
105#define CySPECHAR (0x70)
106#define CyOVERRUN (0x08)
107#define CyPARITY (0x04)
108#define CyFRAME (0x02)
109#define CyBREAK (0x01)
110#define CyREOIR (0x84)
111#define CyTEOIR (0x85)
112#define CyMEOIR (0x86)
113#define CyNOTRANS (0x08)
114#define CyRFOC (0x30)
115#define CyRDR (0xf8)
116#define CyTDR (0xf8)
117#define CyMISR (0x8b)
118#define CyRISR (0x89)
119#define CyTISR (0x8a)
120#define CyMSVR1 (0xde)
121#define CyMSVR2 (0xdf)
122#define CyDSR (0x80)
123#define CyDCD (0x40)
124#define CyCTS (0x20)
125#define CyDTR (0x02)
126#define CyRTS (0x01)
127#define CyRTPRL (0x25)
128#define CyRTPRH (0x24)
129#define CyCOR1 (0x10)
130#define CyPARITY_NONE (0x00)
131#define CyPARITY_E (0x40)
132#define CyPARITY_O (0xC0)
133#define Cy_5_BITS (0x04)
134#define Cy_6_BITS (0x05)
135#define Cy_7_BITS (0x06)
136#define Cy_8_BITS (0x07)
137#define CyCOR2 (0x17)
138#define CyETC (0x20)
139#define CyCtsAE (0x02)
140#define CyCOR3 (0x16)
141#define Cy_1_STOP (0x02)
142#define Cy_2_STOP (0x04)
143#define CyCOR4 (0x15)
144#define CyREC_FIFO (0x0F) /* Receive FIFO threshold */
145#define CyCOR5 (0x14)
146#define CyCOR6 (0x18)
147#define CyCOR7 (0x07)
148#define CyRBPR (0xcb)
149#define CyRCOR (0xc8)
150#define CyTBPR (0xc3)
151#define CyTCOR (0xc0)
152#define CySCHR1 (0x1f)
153#define CySCHR2 (0x1e)
154#define CyTPR (0xda)
155#define CyPILR1 (0xe3)
156#define CyPILR2 (0xe0)
157#define CyPILR3 (0xe1)
158#define CyCMR (0x1b)
159#define CyASYNC (0x02)
160#define CyLICR (0x26)
161#define CyLIVR (0x09)
162#define CySCRL (0x23)
163#define CySCRH (0x22)
164#define CyTFTC (0x80)
165
166
167/* max number of chars in the FIFO */
168
169#define CyMAX_CHAR_FIFO 12
170
171/***************************************************************************/