1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
|
#ifndef _MXSER_H
#define _MXSER_H
/*
* Semi-public control interfaces
*/
/*
* MOXA ioctls
*/
#define MOXA 0x400
#define MOXA_GETDATACOUNT (MOXA + 23)
#define MOXA_GET_CONF (MOXA + 35)
#define MOXA_DIAGNOSE (MOXA + 50)
#define MOXA_CHKPORTENABLE (MOXA + 60)
#define MOXA_HighSpeedOn (MOXA + 61)
#define MOXA_GET_MAJOR (MOXA + 63)
#define MOXA_GET_CUMAJOR (MOXA + 64)
#define MOXA_GETMSTATUS (MOXA + 65)
#define MOXA_SET_OP_MODE (MOXA + 66)
#define MOXA_GET_OP_MODE (MOXA + 67)
#define RS232_MODE 0
#define RS485_2WIRE_MODE 1
#define RS422_MODE 2
#define RS485_4WIRE_MODE 3
#define OP_MODE_MASK 3
// above add by Victor Yu. 01-05-2004
#define TTY_THRESHOLD_THROTTLE 128
#define LO_WATER (TTY_FLIPBUF_SIZE)
#define HI_WATER (TTY_FLIPBUF_SIZE*2*3/4)
// added by James. 03-11-2004.
#define MOXA_SDS_GETICOUNTER (MOXA + 68)
#define MOXA_SDS_RSTICOUNTER (MOXA + 69)
// (above) added by James.
#define MOXA_ASPP_OQUEUE (MOXA + 70)
#define MOXA_ASPP_SETBAUD (MOXA + 71)
#define MOXA_ASPP_GETBAUD (MOXA + 72)
#define MOXA_ASPP_MON (MOXA + 73)
#define MOXA_ASPP_LSTATUS (MOXA + 74)
#define MOXA_ASPP_MON_EXT (MOXA + 75)
#define MOXA_SET_BAUD_METHOD (MOXA + 76)
/* --------------------------------------------------- */
#define NPPI_NOTIFY_PARITY 0x01
#define NPPI_NOTIFY_FRAMING 0x02
#define NPPI_NOTIFY_HW_OVERRUN 0x04
#define NPPI_NOTIFY_SW_OVERRUN 0x08
#define NPPI_NOTIFY_BREAK 0x10
#define NPPI_NOTIFY_CTSHOLD 0x01 // Tx hold by CTS low
#define NPPI_NOTIFY_DSRHOLD 0x02 // Tx hold by DSR low
#define NPPI_NOTIFY_XOFFHOLD 0x08 // Tx hold by Xoff received
#define NPPI_NOTIFY_XOFFXENT 0x10 // Xoff Sent
//CheckIsMoxaMust return value
#define MOXA_OTHER_UART 0x00
#define MOXA_MUST_MU150_HWID 0x01
#define MOXA_MUST_MU860_HWID 0x02
// follow just for Moxa Must chip define.
//
// when LCR register (offset 0x03) write following value,
// the Must chip will enter enchance mode. And write value
// on EFR (offset 0x02) bit 6,7 to change bank.
#define MOXA_MUST_ENTER_ENCHANCE 0xBF
// when enhance mode enable, access on general bank register
#define MOXA_MUST_GDL_REGISTER 0x07
#define MOXA_MUST_GDL_MASK 0x7F
#define MOXA_MUST_GDL_HAS_BAD_DATA 0x80
#define MOXA_MUST_LSR_RERR 0x80 // error in receive FIFO
// enchance register bank select and enchance mode setting register
// when LCR register equal to 0xBF
#define MOXA_MUST_EFR_REGISTER 0x02
// enchance mode enable
#define MOXA_MUST_EFR_EFRB_ENABLE 0x10
// enchance reister bank set 0, 1, 2
#define MOXA_MUST_EFR_BANK0 0x00
#define MOXA_MUST_EFR_BANK1 0x40
#define MOXA_MUST_EFR_BANK2 0x80
#define MOXA_MUST_EFR_BANK3 0xC0
#define MOXA_MUST_EFR_BANK_MASK 0xC0
// set XON1 value register, when LCR=0xBF and change to bank0
#define MOXA_MUST_XON1_REGISTER 0x04
// set XON2 value register, when LCR=0xBF and change to bank0
#define MOXA_MUST_XON2_REGISTER 0x05
// set XOFF1 value register, when LCR=0xBF and change to bank0
#define MOXA_MUST_XOFF1_REGISTER 0x06
// set XOFF2 value register, when LCR=0xBF and change to bank0
#define MOXA_MUST_XOFF2_REGISTER 0x07
#define MOXA_MUST_RBRTL_REGISTER 0x04
#define MOXA_MUST_RBRTH_REGISTER 0x05
#define MOXA_MUST_RBRTI_REGISTER 0x06
#define MOXA_MUST_THRTL_REGISTER 0x07
#define MOXA_MUST_ENUM_REGISTER 0x04
#define MOXA_MUST_HWID_REGISTER 0x05
#define MOXA_MUST_ECR_REGISTER 0x06
#define MOXA_MUST_CSR_REGISTER 0x07
// good data mode enable
#define MOXA_MUST_FCR_GDA_MODE_ENABLE 0x20
// only good data put into RxFIFO
#define MOXA_MUST_FCR_GDA_ONLY_ENABLE 0x10
// enable CTS interrupt
#define MOXA_MUST_IER_ECTSI 0x80
// enable RTS interrupt
#define MOXA_MUST_IER_ERTSI 0x40
// enable Xon/Xoff interrupt
#define MOXA_MUST_IER_XINT 0x20
// enable GDA interrupt
#define MOXA_MUST_IER_EGDAI 0x10
#define MOXA_MUST_RECV_ISR (UART_IER_RDI | MOXA_MUST_IER_EGDAI)
// GDA interrupt pending
#define MOXA_MUST_IIR_GDA 0x1C
#define MOXA_MUST_IIR_RDA 0x04
#define MOXA_MUST_IIR_RTO 0x0C
#define MOXA_MUST_IIR_LSR 0x06
// recieved Xon/Xoff or specical interrupt pending
#define MOXA_MUST_IIR_XSC 0x10
// RTS/CTS change state interrupt pending
#define MOXA_MUST_IIR_RTSCTS 0x20
#define MOXA_MUST_IIR_MASK 0x3E
#define MOXA_MUST_MCR_XON_FLAG 0x40
#define MOXA_MUST_MCR_XON_ANY 0x80
#define MOXA_MUST_MCR_TX_XON 0x08
// software flow control on chip mask value
#define MOXA_MUST_EFR_SF_MASK 0x0F
// send Xon1/Xoff1
#define MOXA_MUST_EFR_SF_TX1 0x08
// send Xon2/Xoff2
#define MOXA_MUST_EFR_SF_TX2 0x04
// send Xon1,Xon2/Xoff1,Xoff2
#define MOXA_MUST_EFR_SF_TX12 0x0C
// don't send Xon/Xoff
#define MOXA_MUST_EFR_SF_TX_NO 0x00
// Tx software flow control mask
#define MOXA_MUST_EFR_SF_TX_MASK 0x0C
// don't receive Xon/Xoff
#define MOXA_MUST_EFR_SF_RX_NO 0x00
// receive Xon1/Xoff1
#define MOXA_MUST_EFR_SF_RX1 0x02
// receive Xon2/Xoff2
#define MOXA_MUST_EFR_SF_RX2 0x01
// receive Xon1,Xon2/Xoff1,Xoff2
#define MOXA_MUST_EFR_SF_RX12 0x03
// Rx software flow control mask
#define MOXA_MUST_EFR_SF_RX_MASK 0x03
//#define MOXA_MUST_MIN_XOFFLIMIT 66
//#define MOXA_MUST_MIN_XONLIMIT 20
//#define ID1_RX_TRIG 120
#define CHECK_MOXA_MUST_XOFFLIMIT(info) { \
if ( (info)->IsMoxaMustChipFlag && \
(info)->HandFlow.XoffLimit < MOXA_MUST_MIN_XOFFLIMIT ) { \
(info)->HandFlow.XoffLimit = MOXA_MUST_MIN_XOFFLIMIT; \
(info)->HandFlow.XonLimit = MOXA_MUST_MIN_XONLIMIT; \
} \
}
#define ENABLE_MOXA_MUST_ENCHANCE_MODE(baseio) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr |= MOXA_MUST_EFR_EFRB_ENABLE; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define DISABLE_MOXA_MUST_ENCHANCE_MODE(baseio) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_EFRB_ENABLE; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define SET_MOXA_MUST_XON1_VALUE(baseio, Value) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_BANK_MASK; \
__efr |= MOXA_MUST_EFR_BANK0; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb((u8)(Value), (baseio)+MOXA_MUST_XON1_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define SET_MOXA_MUST_XON2_VALUE(baseio, Value) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_BANK_MASK; \
__efr |= MOXA_MUST_EFR_BANK0; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb((u8)(Value), (baseio)+MOXA_MUST_XON2_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define SET_MOXA_MUST_XOFF1_VALUE(baseio, Value) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_BANK_MASK; \
__efr |= MOXA_MUST_EFR_BANK0; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb((u8)(Value), (baseio)+MOXA_MUST_XOFF1_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define SET_MOXA_MUST_XOFF2_VALUE(baseio, Value) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_BANK_MASK; \
__efr |= MOXA_MUST_EFR_BANK0; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb((u8)(Value), (baseio)+MOXA_MUST_XOFF2_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define SET_MOXA_MUST_RBRTL_VALUE(baseio, Value) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_BANK_MASK; \
__efr |= MOXA_MUST_EFR_BANK1; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb((u8)(Value), (baseio)+MOXA_MUST_RBRTL_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define SET_MOXA_MUST_RBRTH_VALUE(baseio, Value) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_BANK_MASK; \
__efr |= MOXA_MUST_EFR_BANK1; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb((u8)(Value), (baseio)+MOXA_MUST_RBRTH_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define SET_MOXA_MUST_RBRTI_VALUE(baseio, Value) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_BANK_MASK; \
__efr |= MOXA_MUST_EFR_BANK1; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb((u8)(Value), (baseio)+MOXA_MUST_RBRTI_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define SET_MOXA_MUST_THRTL_VALUE(baseio, Value) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_BANK_MASK; \
__efr |= MOXA_MUST_EFR_BANK1; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb((u8)(Value), (baseio)+MOXA_MUST_THRTL_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
//#define MOXA_MUST_RBRL_VALUE 4
#define SET_MOXA_MUST_FIFO_VALUE(info) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((info)->base+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (info)->base+UART_LCR); \
__efr = inb((info)->base+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_BANK_MASK; \
__efr |= MOXA_MUST_EFR_BANK1; \
outb(__efr, (info)->base+MOXA_MUST_EFR_REGISTER); \
outb((u8)((info)->rx_high_water), (info)->base+MOXA_MUST_RBRTH_REGISTER); \
outb((u8)((info)->rx_trigger), (info)->base+MOXA_MUST_RBRTI_REGISTER); \
outb((u8)((info)->rx_low_water), (info)->base+MOXA_MUST_RBRTL_REGISTER); \
outb(__oldlcr, (info)->base+UART_LCR); \
}
#define SET_MOXA_MUST_ENUM_VALUE(baseio, Value) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_BANK_MASK; \
__efr |= MOXA_MUST_EFR_BANK2; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb((u8)(Value), (baseio)+MOXA_MUST_ENUM_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define GET_MOXA_MUST_HARDWARE_ID(baseio, pId) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_BANK_MASK; \
__efr |= MOXA_MUST_EFR_BANK2; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
*pId = inb((baseio)+MOXA_MUST_HWID_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define SET_MOXA_MUST_NO_SOFTWARE_FLOW_CONTROL(baseio) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_SF_MASK; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define SET_MOXA_MUST_JUST_TX_SOFTWARE_FLOW_CONTROL(baseio) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_SF_MASK; \
__efr |= MOXA_MUST_EFR_SF_TX1; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define ENABLE_MOXA_MUST_TX_SOFTWARE_FLOW_CONTROL(baseio) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_SF_TX_MASK; \
__efr |= MOXA_MUST_EFR_SF_TX1; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define DISABLE_MOXA_MUST_TX_SOFTWARE_FLOW_CONTROL(baseio) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_SF_TX_MASK; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define SET_MOXA_MUST_JUST_RX_SOFTWARE_FLOW_CONTROL(baseio) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_SF_MASK; \
__efr |= MOXA_MUST_EFR_SF_RX1; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define ENABLE_MOXA_MUST_RX_SOFTWARE_FLOW_CONTROL(baseio) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_SF_RX_MASK; \
__efr |= MOXA_MUST_EFR_SF_RX1; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define DISABLE_MOXA_MUST_RX_SOFTWARE_FLOW_CONTROL(baseio) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_SF_RX_MASK; \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define ENABLE_MOXA_MUST_TX_RX_SOFTWARE_FLOW_CONTROL(baseio) { \
u8 __oldlcr, __efr; \
__oldlcr = inb((baseio)+UART_LCR); \
outb(MOXA_MUST_ENTER_ENCHANCE, (baseio)+UART_LCR); \
__efr = inb((baseio)+MOXA_MUST_EFR_REGISTER); \
__efr &= ~MOXA_MUST_EFR_SF_MASK; \
__efr |= (MOXA_MUST_EFR_SF_RX1|MOXA_MUST_EFR_SF_TX1); \
outb(__efr, (baseio)+MOXA_MUST_EFR_REGISTER); \
outb(__oldlcr, (baseio)+UART_LCR); \
}
#define ENABLE_MOXA_MUST_XON_ANY_FLOW_CONTROL(baseio) { \
u8 __oldmcr; \
__oldmcr = inb((baseio)+UART_MCR); \
__oldmcr |= MOXA_MUST_MCR_XON_ANY; \
outb(__oldmcr, (baseio)+UART_MCR); \
}
#define DISABLE_MOXA_MUST_XON_ANY_FLOW_CONTROL(baseio) { \
u8 __oldmcr; \
__oldmcr = inb((baseio)+UART_MCR); \
__oldmcr &= ~MOXA_MUST_MCR_XON_ANY; \
outb(__oldmcr, (baseio)+UART_MCR); \
}
#define READ_MOXA_MUST_GDL(baseio) inb((baseio)+MOXA_MUST_GDL_REGISTER)
#endif
|
