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804405e7 | 1 | /*++\r |
2 | \r | |
3 | Copyright (c) 2006 - 2008, Intel Corporation \r | |
4 | All rights reserved. This program and the accompanying materials \r | |
5 | are licensed and made available under the terms and conditions of the BSD License \r | |
6 | which accompanies this distribution. The full text of the license may be found at \r | |
7 | http://opensource.org/licenses/bsd-license.php \r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
11 | \r | |
12 | Module Name:\r | |
13 | \r | |
14 | UnixSerialIo.h\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | \r | |
19 | --*/\r | |
20 | \r | |
21 | #ifndef _UNIXPKG_SERIAL_IO_\r | |
22 | #define _UNIXPKG_SERIAL_IO_\r | |
23 | #include <sys/types.h>\r | |
24 | #include <sys/stat.h>\r | |
25 | #include <stdio.h>\r | |
26 | #include <stdlib.h>\r | |
27 | #include <termio.h>\r | |
28 | #include <fcntl.h>\r | |
29 | #include <errno.h>\r | |
30 | \r | |
31 | #include "PiDxe.h"\r | |
32 | #include <Protocol/SerialIo.h>\r | |
33 | #include <Protocol/DevicePath.h>\r | |
34 | \r | |
35 | #include <Library/DebugLib.h>\r | |
36 | #include <Library/BaseLib.h>\r | |
37 | #include <Library/UefiDriverEntryPoint.h>\r | |
38 | #include <Library/UefiLib.h>\r | |
39 | #include <Library/BaseMemoryLib.h>\r | |
40 | #include <Library/UefiBootServicesTableLib.h>\r | |
41 | #include <Library/DevicePathLib.h>\r | |
42 | #include <Library/MemoryAllocationLib.h>\r | |
43 | #include "UnixDxe.h"\r | |
44 | \r | |
45 | extern EFI_DRIVER_BINDING_PROTOCOL gUnixSerialIoDriverBinding;\r | |
46 | extern EFI_COMPONENT_NAME_PROTOCOL gUnixSerialIoComponentName;\r | |
47 | \r | |
48 | #define SERIAL_MAX_BUFFER_SIZE 256\r | |
49 | #define TIMEOUT_STALL_INTERVAL 10\r | |
50 | \r | |
51 | typedef struct {\r | |
52 | UINT32 First;\r | |
53 | UINT32 Last;\r | |
54 | UINT32 Surplus;\r | |
55 | UINT8 Data[SERIAL_MAX_BUFFER_SIZE];\r | |
56 | } SERIAL_DEV_FIFO;\r | |
57 | \r | |
208301e9 | 58 | #define UNIX_SERIAL_IO_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('U', 'N', 's', 'i')\r |
804405e7 | 59 | typedef struct {\r |
60 | UINT64 Signature;\r | |
61 | \r | |
62 | //\r | |
63 | // Protocol data for the new handle we are going to add\r | |
64 | //\r | |
65 | EFI_HANDLE Handle;\r | |
66 | EFI_SERIAL_IO_PROTOCOL SerialIo;\r | |
67 | EFI_SERIAL_IO_MODE SerialIoMode;\r | |
68 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
69 | \r | |
70 | //\r | |
71 | // Private Data\r | |
72 | //\r | |
73 | EFI_HANDLE ControllerHandle;\r | |
74 | EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r | |
75 | UART_DEVICE_PATH UartDevicePath;\r | |
76 | EFI_UNIX_THUNK_PROTOCOL *UnixThunk;\r | |
77 | \r | |
78 | EFI_UNICODE_STRING_TABLE *ControllerNameTable;\r | |
79 | \r | |
80 | //\r | |
81 | // Private NT type Data;\r | |
82 | //\r | |
83 | UINTN UnixHandle;\r | |
84 | struct termios UnixTermios;\r | |
85 | \r | |
86 | BOOLEAN SoftwareLoopbackEnable;\r | |
87 | BOOLEAN HardwareFlowControl;\r | |
88 | BOOLEAN HardwareLoopbackEnable;\r | |
89 | \r | |
90 | SERIAL_DEV_FIFO Fifo;\r | |
91 | \r | |
92 | } UNIX_SERIAL_IO_PRIVATE_DATA;\r | |
93 | \r | |
94 | #define UNIX_SERIAL_IO_PRIVATE_DATA_FROM_THIS(a) \\r | |
95 | CR(a, UNIX_SERIAL_IO_PRIVATE_DATA, SerialIo, UNIX_SERIAL_IO_PRIVATE_DATA_SIGNATURE)\r | |
96 | \r | |
97 | //\r | |
98 | // Global Protocol Variables\r | |
99 | //\r | |
100 | extern EFI_DRIVER_BINDING_PROTOCOL gUnixSerialIoDriverBinding;\r | |
101 | extern EFI_COMPONENT_NAME_PROTOCOL gUnixSerialIoComponentName;\r | |
102 | \r | |
103 | //\r | |
104 | // Macros to convert EFI serial types to NT serial types.\r | |
105 | //\r | |
106 | \r | |
107 | //\r | |
108 | // one second\r | |
109 | //\r | |
110 | #define SERIAL_TIMEOUT_DEFAULT (1000 * 1000) \r | |
111 | #define SERIAL_BAUD_DEFAULT 115200\r | |
112 | #define SERIAL_FIFO_DEFAULT 14\r | |
113 | #define SERIAL_DATABITS_DEFAULT 8\r | |
114 | #define SERIAL_PARITY_DEFAULT DefaultParity\r | |
115 | #define SERIAL_STOPBITS_DEFAULT DefaultStopBits\r | |
116 | \r | |
117 | #define SERIAL_CONTROL_MASK (EFI_SERIAL_CLEAR_TO_SEND | \\r | |
118 | EFI_SERIAL_DATA_SET_READY | \\r | |
119 | EFI_SERIAL_RING_INDICATE | \\r | |
120 | EFI_SERIAL_CARRIER_DETECT | \\r | |
121 | EFI_SERIAL_REQUEST_TO_SEND | \\r | |
122 | EFI_SERIAL_DATA_TERMINAL_READY | \\r | |
123 | EFI_SERIAL_INPUT_BUFFER_EMPTY)\r | |
124 | \r | |
125 | #define ConvertBaud2Nt(x) (DWORD) x\r | |
126 | #define ConvertData2Nt(x) (BYTE) x\r | |
127 | \r | |
128 | #define ConvertParity2Nt(x) \\r | |
129 | (BYTE) ( \\r | |
130 | x == DefaultParity ? NOPARITY : \\r | |
131 | x == NoParity ? NOPARITY : \\r | |
132 | x == EvenParity ? EVENPARITY : \\r | |
133 | x == OddParity ? ODDPARITY : \\r | |
134 | x == MarkParity ? MARKPARITY : \\r | |
135 | x == SpaceParity ? SPACEPARITY : 0 \\r | |
136 | )\r | |
137 | \r | |
138 | #define ConvertStop2Nt(x) \\r | |
139 | (BYTE) ( \\r | |
140 | x == DefaultParity ? ONESTOPBIT : \\r | |
141 | x == OneFiveStopBits ? ONE5STOPBITS : \\r | |
142 | x == TwoStopBits ? TWOSTOPBITS : 0 \\r | |
143 | )\r | |
144 | \r | |
145 | #define ConvertTime2Nt(x) ((x) / 1000)\r | |
146 | \r | |
147 | //\r | |
148 | // 115400 baud with rounding errors\r | |
149 | //\r | |
150 | #define SERIAL_PORT_MAX_BAUD_RATE 115400 \r | |
151 | \r | |
152 | //\r | |
153 | // Fix the differences issue of linux header files termios.h \r | |
154 | // \r | |
155 | #ifndef B460800\r | |
156 | #define B460800 0010004\r | |
157 | #endif\r | |
158 | #ifndef B500000\r | |
159 | #define B500000 0010005\r | |
160 | #endif\r | |
161 | #ifndef B576000\r | |
162 | #define B576000 0010006\r | |
163 | #endif\r | |
164 | #ifndef B921600\r | |
165 | #define B921600 0010007\r | |
166 | #endif\r | |
167 | #ifndef B1000000\r | |
168 | #define B1000000 0010010\r | |
169 | #endif\r | |
170 | #ifndef B1152000\r | |
171 | #define B1152000 0010011\r | |
172 | #endif\r | |
173 | #ifndef B1500000\r | |
174 | #define B1500000 0010012\r | |
175 | #endif\r | |
176 | #ifndef B2000000\r | |
177 | #define B2000000 0010013\r | |
178 | #endif\r | |
179 | #ifndef B2500000\r | |
180 | #define B2500000 0010014\r | |
181 | #endif\r | |
182 | #ifndef B3000000\r | |
183 | #define B3000000 0010015\r | |
184 | #endif\r | |
185 | #ifndef B3500000\r | |
186 | #define B3500000 0010016\r | |
187 | #endif\r | |
188 | #ifndef B4000000\r | |
189 | #define B4000000 0010017\r | |
190 | #endif\r | |
191 | #ifndef __MAX_BAUD\r | |
192 | #define __MAX_BAUD B4000000\r | |
193 | #endif\r | |
194 | #ifndef CMSPAR\r | |
195 | #define CMSPAR 010000000000 /* mark or space (stick) parity */\r | |
196 | #endif\r | |
197 | #ifndef FIONREAD\r | |
198 | #define FIONREAD 0x541B\r | |
199 | #endif\r | |
200 | //\r | |
201 | // Function Prototypes\r | |
202 | //\r | |
203 | EFI_STATUS\r | |
204 | EFIAPI\r | |
205 | InitializeUnixSerialIo (\r | |
206 | IN EFI_HANDLE ImageHandle,\r | |
207 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
208 | )\r | |
209 | /*++\r | |
210 | \r | |
211 | Routine Description:\r | |
212 | \r | |
213 | TODO: Add function description\r | |
214 | \r | |
215 | Arguments:\r | |
216 | \r | |
217 | ImageHandle - TODO: add argument description\r | |
218 | SystemTable - TODO: add argument description\r | |
219 | \r | |
220 | Returns:\r | |
221 | \r | |
222 | TODO: add return values\r | |
223 | \r | |
224 | --*/\r | |
225 | ;\r | |
226 | \r | |
227 | EFI_STATUS\r | |
228 | EFIAPI\r | |
229 | UnixSerialIoDriverBindingSupported (\r | |
230 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
231 | IN EFI_HANDLE Handle,\r | |
232 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
233 | )\r | |
234 | /*++\r | |
235 | \r | |
236 | Routine Description:\r | |
237 | \r | |
238 | TODO: Add function description\r | |
239 | \r | |
240 | Arguments:\r | |
241 | \r | |
242 | This - TODO: add argument description\r | |
243 | Handle - TODO: add argument description\r | |
244 | RemainingDevicePath - TODO: add argument description\r | |
245 | \r | |
246 | Returns:\r | |
247 | \r | |
248 | TODO: add return values\r | |
249 | \r | |
250 | --*/\r | |
251 | ;\r | |
252 | \r | |
253 | EFI_STATUS\r | |
254 | EFIAPI\r | |
255 | UnixSerialIoDriverBindingStart (\r | |
256 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
257 | IN EFI_HANDLE Handle,\r | |
258 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
259 | )\r | |
260 | /*++\r | |
261 | \r | |
262 | Routine Description:\r | |
263 | \r | |
264 | TODO: Add function description\r | |
265 | \r | |
266 | Arguments:\r | |
267 | \r | |
268 | This - TODO: add argument description\r | |
269 | Handle - TODO: add argument description\r | |
270 | RemainingDevicePath - TODO: add argument description\r | |
271 | \r | |
272 | Returns:\r | |
273 | \r | |
274 | TODO: add return values\r | |
275 | \r | |
276 | --*/\r | |
277 | ;\r | |
278 | \r | |
279 | EFI_STATUS\r | |
280 | EFIAPI\r | |
281 | UnixSerialIoDriverBindingStop (\r | |
282 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
283 | IN EFI_HANDLE Handle,\r | |
284 | IN UINTN NumberOfChildren,\r | |
285 | IN EFI_HANDLE *ChildHandleBuffer\r | |
286 | )\r | |
287 | /*++\r | |
288 | \r | |
289 | Routine Description:\r | |
290 | \r | |
291 | TODO: Add function description\r | |
292 | \r | |
293 | Arguments:\r | |
294 | \r | |
295 | This - TODO: add argument description\r | |
296 | Handle - TODO: add argument description\r | |
297 | NumberOfChildren - TODO: add argument description\r | |
298 | ChildHandleBuffer - TODO: add argument description\r | |
299 | \r | |
300 | Returns:\r | |
301 | \r | |
302 | TODO: add return values\r | |
303 | \r | |
304 | --*/\r | |
305 | ;\r | |
306 | \r | |
307 | EFI_STATUS\r | |
308 | EFIAPI\r | |
309 | UnixSerialIoReset (\r | |
310 | IN EFI_SERIAL_IO_PROTOCOL *This\r | |
311 | )\r | |
312 | /*++\r | |
313 | \r | |
314 | Routine Description:\r | |
315 | \r | |
316 | TODO: Add function description\r | |
317 | \r | |
318 | Arguments:\r | |
319 | \r | |
320 | This - TODO: add argument description\r | |
321 | \r | |
322 | Returns:\r | |
323 | \r | |
324 | TODO: add return values\r | |
325 | \r | |
326 | --*/\r | |
327 | ;\r | |
328 | \r | |
329 | EFI_STATUS\r | |
330 | EFIAPI\r | |
331 | UnixSerialIoSetAttributes (\r | |
332 | IN EFI_SERIAL_IO_PROTOCOL *This,\r | |
333 | IN UINT64 BaudRate,\r | |
334 | IN UINT32 ReceiveFifoDepth,\r | |
335 | IN UINT32 Timeout,\r | |
336 | IN EFI_PARITY_TYPE Parity,\r | |
337 | IN UINT8 DataBits,\r | |
338 | IN EFI_STOP_BITS_TYPE StopBits\r | |
339 | )\r | |
340 | /*++\r | |
341 | \r | |
342 | Routine Description:\r | |
343 | \r | |
344 | TODO: Add function description\r | |
345 | \r | |
346 | Arguments:\r | |
347 | \r | |
348 | This - TODO: add argument description\r | |
349 | BaudRate - TODO: add argument description\r | |
350 | ReceiveFifoDepth - TODO: add argument description\r | |
351 | Timeout - TODO: add argument description\r | |
352 | Parity - TODO: add argument description\r | |
353 | DataBits - TODO: add argument description\r | |
354 | StopBits - TODO: add argument description\r | |
355 | \r | |
356 | Returns:\r | |
357 | \r | |
358 | TODO: add return values\r | |
359 | \r | |
360 | --*/\r | |
361 | ;\r | |
362 | \r | |
363 | EFI_STATUS\r | |
364 | EFIAPI\r | |
365 | UnixSerialIoSetControl (\r | |
366 | IN EFI_SERIAL_IO_PROTOCOL *This,\r | |
367 | IN UINT32 Control\r | |
368 | )\r | |
369 | /*++\r | |
370 | \r | |
371 | Routine Description:\r | |
372 | \r | |
373 | TODO: Add function description\r | |
374 | \r | |
375 | Arguments:\r | |
376 | \r | |
377 | This - TODO: add argument description\r | |
378 | Control - TODO: add argument description\r | |
379 | \r | |
380 | Returns:\r | |
381 | \r | |
382 | TODO: add return values\r | |
383 | \r | |
384 | --*/\r | |
385 | ;\r | |
386 | \r | |
387 | EFI_STATUS\r | |
388 | EFIAPI\r | |
389 | UnixSerialIoGetControl (\r | |
390 | IN EFI_SERIAL_IO_PROTOCOL *This,\r | |
391 | OUT UINT32 *Control\r | |
392 | )\r | |
393 | /*++\r | |
394 | \r | |
395 | Routine Description:\r | |
396 | \r | |
397 | TODO: Add function description\r | |
398 | \r | |
399 | Arguments:\r | |
400 | \r | |
401 | This - TODO: add argument description\r | |
402 | Control - TODO: add argument description\r | |
403 | \r | |
404 | Returns:\r | |
405 | \r | |
406 | TODO: add return values\r | |
407 | \r | |
408 | --*/\r | |
409 | ;\r | |
410 | \r | |
411 | EFI_STATUS\r | |
412 | EFIAPI\r | |
413 | UnixSerialIoWrite (\r | |
414 | IN EFI_SERIAL_IO_PROTOCOL *This,\r | |
415 | IN OUT UINTN *BufferSize,\r | |
416 | IN VOID *Buffer\r | |
417 | )\r | |
418 | /*++\r | |
419 | \r | |
420 | Routine Description:\r | |
421 | \r | |
422 | TODO: Add function description\r | |
423 | \r | |
424 | Arguments:\r | |
425 | \r | |
426 | This - TODO: add argument description\r | |
427 | BufferSize - TODO: add argument description\r | |
428 | Buffer - TODO: add argument description\r | |
429 | \r | |
430 | Returns:\r | |
431 | \r | |
432 | TODO: add return values\r | |
433 | \r | |
434 | --*/\r | |
435 | ;\r | |
436 | \r | |
437 | EFI_STATUS\r | |
438 | EFIAPI\r | |
439 | UnixSerialIoRead (\r | |
440 | IN EFI_SERIAL_IO_PROTOCOL *This,\r | |
441 | IN OUT UINTN *BufferSize,\r | |
442 | OUT VOID *Buffer\r | |
443 | )\r | |
444 | /*++\r | |
445 | \r | |
446 | Routine Description:\r | |
447 | \r | |
448 | TODO: Add function description\r | |
449 | \r | |
450 | Arguments:\r | |
451 | \r | |
452 | This - TODO: add argument description\r | |
453 | BufferSize - TODO: add argument description\r | |
454 | Buffer - TODO: add argument description\r | |
455 | \r | |
456 | Returns:\r | |
457 | \r | |
458 | TODO: add return values\r | |
459 | \r | |
460 | --*/\r | |
461 | ;\r | |
462 | \r | |
463 | BOOLEAN\r | |
464 | IsaSerialFifoFull (\r | |
465 | IN SERIAL_DEV_FIFO *Fifo\r | |
466 | )\r | |
467 | /*++\r | |
468 | \r | |
469 | Routine Description:\r | |
470 | \r | |
471 | TODO: Add function description\r | |
472 | \r | |
473 | Arguments:\r | |
474 | \r | |
475 | Fifo - TODO: add argument description\r | |
476 | \r | |
477 | Returns:\r | |
478 | \r | |
479 | TODO: add return values\r | |
480 | \r | |
481 | --*/\r | |
482 | ;\r | |
483 | \r | |
484 | BOOLEAN\r | |
485 | IsaSerialFifoEmpty (\r | |
486 | IN SERIAL_DEV_FIFO *Fifo\r | |
487 | )\r | |
488 | /*++\r | |
489 | \r | |
490 | Routine Description:\r | |
491 | \r | |
492 | TODO: Add function description\r | |
493 | \r | |
494 | Arguments:\r | |
495 | \r | |
496 | Fifo - TODO: add argument description\r | |
497 | \r | |
498 | Returns:\r | |
499 | \r | |
500 | TODO: add return values\r | |
501 | \r | |
502 | --*/\r | |
503 | ;\r | |
504 | \r | |
505 | EFI_STATUS\r | |
506 | IsaSerialFifoAdd (\r | |
507 | IN SERIAL_DEV_FIFO *Fifo,\r | |
508 | IN UINT8 Data\r | |
509 | )\r | |
510 | /*++\r | |
511 | \r | |
512 | Routine Description:\r | |
513 | \r | |
514 | TODO: Add function description\r | |
515 | \r | |
516 | Arguments:\r | |
517 | \r | |
518 | Fifo - TODO: add argument description\r | |
519 | Data - TODO: add argument description\r | |
520 | \r | |
521 | Returns:\r | |
522 | \r | |
523 | TODO: add return values\r | |
524 | \r | |
525 | --*/\r | |
526 | ;\r | |
527 | \r | |
528 | EFI_STATUS\r | |
529 | IsaSerialFifoRemove (\r | |
530 | IN SERIAL_DEV_FIFO *Fifo,\r | |
531 | OUT UINT8 *Data\r | |
532 | )\r | |
533 | /*++\r | |
534 | \r | |
535 | Routine Description:\r | |
536 | \r | |
537 | TODO: Add function description\r | |
538 | \r | |
539 | Arguments:\r | |
540 | \r | |
541 | Fifo - TODO: add argument description\r | |
542 | Data - TODO: add argument description\r | |
543 | \r | |
544 | Returns:\r | |
545 | \r | |
546 | TODO: add return values\r | |
547 | \r | |
548 | --*/\r | |
549 | ;\r | |
550 | \r | |
551 | EFI_STATUS\r | |
552 | IsaSerialReceiveTransmit (\r | |
553 | UNIX_SERIAL_IO_PRIVATE_DATA *Private\r | |
554 | )\r | |
555 | /*++\r | |
556 | \r | |
557 | Routine Description:\r | |
558 | \r | |
559 | TODO: Add function description\r | |
560 | \r | |
561 | Arguments:\r | |
562 | \r | |
563 | Private - TODO: add argument description\r | |
564 | \r | |
565 | Returns:\r | |
566 | \r | |
567 | TODO: add return values\r | |
568 | \r | |
569 | --*/\r | |
570 | ;\r | |
571 | \r | |
572 | #endif\r |