Commit | Line | Data |
---|---|---|
2ef2b01e | 1 | /** @file\r |
3402aac7 | 2 | Simple Console that sits on a SerialLib.\r |
2ef2b01e | 3 | \r |
60274cca | 4 | Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r |
3402aac7 | 5 | \r |
878b807a | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
2ef2b01e A |
7 | \r |
8 | **/\r | |
9 | \r | |
3402aac7 | 10 | /*\r |
2ef2b01e A |
11 | Symbols used in table below\r |
12 | ===========================\r | |
13 | ESC = 0x1B\r | |
14 | CSI = 0x9B\r | |
15 | DEL = 0x7f\r | |
16 | ^ = CTRL\r | |
17 | \r | |
18 | +=========+======+===========+==========+==========+\r | |
19 | | | EFI | UEFI 2.0 | | |\r | |
20 | | | Scan | | VT100+ | |\r | |
21 | | KEY | Code | PC ANSI | VTUTF8 | VT100 |\r | |
22 | +=========+======+===========+==========+==========+\r | |
23 | | NULL | 0x00 | | | |\r | |
24 | | UP | 0x01 | ESC [ A | ESC [ A | ESC [ A |\r | |
25 | | DOWN | 0x02 | ESC [ B | ESC [ B | ESC [ B |\r | |
26 | | RIGHT | 0x03 | ESC [ C | ESC [ C | ESC [ C |\r | |
27 | | LEFT | 0x04 | ESC [ D | ESC [ D | ESC [ D |\r | |
28 | | HOME | 0x05 | ESC [ H | ESC h | ESC [ H |\r | |
29 | | END | 0x06 | ESC [ F | ESC k | ESC [ K |\r | |
30 | | INSERT | 0x07 | ESC [ @ | ESC + | ESC [ @ |\r | |
31 | | | | ESC [ L | | ESC [ L |\r | |
32 | | DELETE | 0x08 | ESC [ X | ESC - | ESC [ P |\r | |
33 | | PG UP | 0x09 | ESC [ I | ESC ? | ESC [ V |\r | |
34 | | | | | | ESC [ ? |\r | |
35 | | PG DOWN | 0x0A | ESC [ G | ESC / | ESC [ U |\r | |
36 | | | | | | ESC [ / |\r | |
37 | | F1 | 0x0B | ESC [ M | ESC 1 | ESC O P |\r | |
38 | | F2 | 0x0C | ESC [ N | ESC 2 | ESC O Q |\r | |
39 | | F3 | 0x0D | ESC [ O | ESC 3 | ESC O w |\r | |
40 | | F4 | 0x0E | ESC [ P | ESC 4 | ESC O x |\r | |
41 | | F5 | 0x0F | ESC [ Q | ESC 5 | ESC O t |\r | |
42 | | F6 | 0x10 | ESC [ R | ESC 6 | ESC O u |\r | |
43 | | F7 | 0x11 | ESC [ S | ESC 7 | ESC O q |\r | |
44 | | F8 | 0x12 | ESC [ T | ESC 8 | ESC O r |\r | |
45 | | F9 | 0x13 | ESC [ U | ESC 9 | ESC O p |\r | |
46 | | F10 | 0x14 | ESC [ V | ESC 0 | ESC O M |\r | |
47 | | Escape | 0x17 | ESC | ESC | ESC |\r | |
48 | | F11 | 0x15 | | ESC ! | |\r | |
49 | | F12 | 0x16 | | ESC @ | |\r | |
50 | +=========+======+===========+==========+==========+\r | |
51 | \r | |
52 | */\r | |
53 | \r | |
54 | #include <PiDxe.h>\r | |
55 | #include <Library/UefiLib.h>\r | |
56 | #include <Library/UefiBootServicesTableLib.h>\r | |
57 | #include <Library/BaseLib.h>\r | |
58 | #include <Library/MemoryAllocationLib.h>\r | |
59 | #include <Library/DebugLib.h>\r | |
60 | #include <Library/SerialPortLib.h>\r | |
026e30c4 | 61 | #include <Library/PcdLib.h>\r |
2ef2b01e A |
62 | \r |
63 | #include <Protocol/SerialIo.h>\r | |
64 | #include <Protocol/SimpleTextIn.h>\r | |
65 | #include <Protocol/SimpleTextOut.h>\r | |
026e30c4 | 66 | #include <Protocol/DevicePath.h>\r |
2ef2b01e | 67 | \r |
e7108d0e MK |
68 | #define MODE0_COLUMN_COUNT 80\r |
69 | #define MODE0_ROW_COUNT 25\r | |
2ef2b01e A |
70 | \r |
71 | EFI_STATUS\r | |
72 | EFIAPI\r | |
e7108d0e MK |
73 | TextInReset (\r |
74 | IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,\r | |
75 | IN BOOLEAN ExtendedVerification\r | |
2ef2b01e A |
76 | );\r |
77 | \r | |
2ef2b01e A |
78 | EFI_STATUS\r |
79 | EFIAPI\r | |
e7108d0e MK |
80 | ReadKeyStroke (\r |
81 | IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,\r | |
82 | OUT EFI_INPUT_KEY *Key\r | |
2ef2b01e A |
83 | );\r |
84 | \r | |
2ef2b01e A |
85 | EFI_STATUS\r |
86 | EFIAPI\r | |
e7108d0e | 87 | TextOutReset (\r |
2ef2b01e A |
88 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r |
89 | IN BOOLEAN ExtendedVerification\r | |
90 | );\r | |
91 | \r | |
92 | CHAR8 *\r | |
93 | EFIAPI\r | |
94 | SafeUnicodeStrToAsciiStr (\r | |
e7108d0e MK |
95 | IN CONST CHAR16 *Source,\r |
96 | OUT CHAR8 *Destination\r | |
2ef2b01e A |
97 | );\r |
98 | \r | |
99 | EFI_STATUS\r | |
100 | EFIAPI\r | |
101 | OutputString (\r | |
102 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
103 | IN CHAR16 *String\r | |
104 | );\r | |
105 | \r | |
2ef2b01e A |
106 | EFI_STATUS\r |
107 | EFIAPI\r | |
108 | TestString (\r | |
109 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
110 | IN CHAR16 *String\r | |
111 | );\r | |
112 | \r | |
2ef2b01e A |
113 | EFI_STATUS\r |
114 | EFIAPI\r | |
115 | QueryMode (\r | |
116 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
117 | IN UINTN ModeNumber,\r | |
118 | OUT UINTN *Columns,\r | |
119 | OUT UINTN *Rows\r | |
120 | );\r | |
121 | \r | |
2ef2b01e A |
122 | EFI_STATUS\r |
123 | EFIAPI\r | |
e7108d0e | 124 | SetMode (\r |
2ef2b01e A |
125 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r |
126 | IN UINTN ModeNumber\r | |
127 | );\r | |
128 | \r | |
2ef2b01e A |
129 | EFI_STATUS\r |
130 | EFIAPI\r | |
e7108d0e | 131 | SetAttribute (\r |
2ef2b01e A |
132 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r |
133 | IN UINTN Attribute\r | |
134 | );\r | |
135 | \r | |
2ef2b01e A |
136 | EFI_STATUS\r |
137 | EFIAPI\r | |
138 | ClearScreen (\r | |
139 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This\r | |
140 | );\r | |
141 | \r | |
2ef2b01e A |
142 | EFI_STATUS\r |
143 | EFIAPI\r | |
144 | SetCursorPosition (\r | |
145 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
146 | IN UINTN Column,\r | |
147 | IN UINTN Row\r | |
148 | );\r | |
149 | \r | |
2ef2b01e A |
150 | EFI_STATUS\r |
151 | EFIAPI\r | |
152 | EnableCursor (\r | |
153 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
154 | IN BOOLEAN Enable\r | |
155 | );\r | |
156 | \r | |
e7108d0e | 157 | EFI_SIMPLE_TEXT_INPUT_PROTOCOL mSimpleTextIn = {\r |
2ef2b01e A |
158 | TextInReset,\r |
159 | ReadKeyStroke,\r | |
160 | NULL\r | |
161 | };\r | |
162 | \r | |
e7108d0e | 163 | EFI_SIMPLE_TEXT_OUTPUT_MODE mSimpleTextOutMode = {\r |
2ef2b01e A |
164 | 1,\r |
165 | 0,\r | |
e7108d0e | 166 | EFI_TEXT_ATTR (EFI_LIGHTGRAY,EFI_BLACK),\r |
2ef2b01e A |
167 | 0,\r |
168 | 0,\r | |
169 | TRUE\r | |
170 | };\r | |
171 | \r | |
e7108d0e | 172 | EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL mSimpleTextOut = {\r |
2ef2b01e A |
173 | TextOutReset,\r |
174 | OutputString,\r | |
175 | TestString,\r | |
176 | QueryMode,\r | |
177 | SetMode,\r | |
178 | SetAttribute,\r | |
179 | ClearScreen,\r | |
180 | SetCursorPosition,\r | |
181 | EnableCursor,\r | |
182 | &mSimpleTextOutMode\r | |
183 | };\r | |
184 | \r | |
e7108d0e | 185 | EFI_HANDLE mInstallHandle = NULL;\r |
026e30c4 | 186 | \r |
187 | typedef struct {\r | |
e7108d0e MK |
188 | VENDOR_DEVICE_PATH Guid;\r |
189 | UART_DEVICE_PATH Uart;\r | |
190 | EFI_DEVICE_PATH_PROTOCOL End;\r | |
026e30c4 | 191 | } SIMPLE_TEXT_OUT_DEVICE_PATH;\r |
192 | \r | |
e7108d0e | 193 | SIMPLE_TEXT_OUT_DEVICE_PATH mDevicePath = {\r |
026e30c4 | 194 | {\r |
e7108d0e MK |
195 | { HARDWARE_DEVICE_PATH, HW_VENDOR_DP, { sizeof (VENDOR_DEVICE_PATH), 0 }\r |
196 | },\r | |
026e30c4 | 197 | EFI_CALLER_ID_GUID\r |
198 | },\r | |
199 | {\r | |
e7108d0e MK |
200 | { MESSAGING_DEVICE_PATH, MSG_UART_DP, { sizeof (UART_DEVICE_PATH), 0 }\r |
201 | },\r | |
202 | 0, // Reserved\r | |
203 | FixedPcdGet64 (PcdUartDefaultBaudRate), // BaudRate\r | |
204 | FixedPcdGet8 (PcdUartDefaultDataBits), // DataBits\r | |
205 | FixedPcdGet8 (PcdUartDefaultParity), // Parity (N)\r | |
206 | FixedPcdGet8 (PcdUartDefaultStopBits) // StopBits\r | |
026e30c4 | 207 | },\r |
e7108d0e MK |
208 | { END_DEVICE_PATH_TYPE, END_ENTIRE_DEVICE_PATH_SUBTYPE, { sizeof (EFI_DEVICE_PATH_PROTOCOL), 0 }\r |
209 | }\r | |
026e30c4 | 210 | };\r |
211 | \r | |
2ef2b01e A |
212 | BOOLEAN\r |
213 | TextOutIsValidAscii (\r | |
e7108d0e | 214 | IN CHAR16 Ascii\r |
2ef2b01e A |
215 | )\r |
216 | {\r | |
217 | //\r | |
218 | // valid ASCII code lies in the extent of 0x20 - 0x7F\r | |
219 | //\r | |
220 | if ((Ascii >= 0x20) && (Ascii <= 0x7F)) {\r | |
221 | return TRUE;\r | |
222 | }\r | |
223 | \r | |
224 | return FALSE;\r | |
225 | }\r | |
226 | \r | |
2ef2b01e A |
227 | BOOLEAN\r |
228 | TextOutIsValidEfiCntlChar (\r | |
e7108d0e | 229 | IN CHAR16 Char\r |
2ef2b01e A |
230 | )\r |
231 | {\r | |
232 | //\r | |
233 | // only support four control characters.\r | |
234 | //\r | |
e7108d0e MK |
235 | if ((Char == CHAR_NULL) ||\r |
236 | (Char == CHAR_BACKSPACE) ||\r | |
237 | (Char == CHAR_LINEFEED) ||\r | |
238 | (Char == CHAR_CARRIAGE_RETURN) ||\r | |
239 | (Char == CHAR_TAB))\r | |
240 | {\r | |
2ef2b01e A |
241 | return TRUE;\r |
242 | }\r | |
243 | \r | |
244 | return FALSE;\r | |
245 | }\r | |
246 | \r | |
2ef2b01e A |
247 | VOID\r |
248 | EFIAPI\r | |
249 | WaitForKeyEvent (\r | |
e7108d0e MK |
250 | IN EFI_EVENT Event,\r |
251 | IN VOID *Context\r | |
2ef2b01e A |
252 | )\r |
253 | {\r | |
e7108d0e | 254 | if (SerialPortPoll ()) {\r |
2ef2b01e A |
255 | gBS->SignalEvent (Event);\r |
256 | }\r | |
257 | }\r | |
258 | \r | |
2ef2b01e A |
259 | EFI_STATUS\r |
260 | EFIAPI\r | |
261 | TextInReset (\r | |
e7108d0e MK |
262 | IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,\r |
263 | IN BOOLEAN ExtendedVerification\r | |
2ef2b01e A |
264 | )\r |
265 | {\r | |
266 | return EFI_SUCCESS;\r | |
267 | }\r | |
268 | \r | |
2ef2b01e A |
269 | EFI_STATUS\r |
270 | EFIAPI\r | |
271 | ReadKeyStroke (\r | |
e7108d0e MK |
272 | IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,\r |
273 | OUT EFI_INPUT_KEY *Key\r | |
2ef2b01e A |
274 | )\r |
275 | {\r | |
e7108d0e | 276 | CHAR8 Char;\r |
3402aac7 | 277 | \r |
026e30c4 | 278 | if (!SerialPortPoll ()) {\r |
279 | return EFI_NOT_READY;\r | |
280 | }\r | |
3402aac7 | 281 | \r |
2ef2b01e | 282 | SerialPortRead ((UINT8 *)&Char, 1);\r |
3402aac7 | 283 | \r |
2ef2b01e | 284 | //\r |
c6a72cd7 | 285 | // Check for ESC sequence. This code is not technically correct VT100 code.\r |
2ef2b01e | 286 | // An illegal ESC sequence represents an ESC and the characters that follow.\r |
3402aac7 | 287 | // This code will eat one or two chars after an escape. This is done to\r |
2ef2b01e A |
288 | // prevent some complex FIFOing of the data. It is good enough to get\r |
289 | // the arrow and delete keys working\r | |
290 | //\r | |
291 | Key->UnicodeChar = 0;\r | |
292 | Key->ScanCode = SCAN_NULL;\r | |
293 | if (Char == 0x1b) {\r | |
294 | SerialPortRead ((UINT8 *)&Char, 1);\r | |
295 | if (Char == '[') {\r | |
296 | SerialPortRead ((UINT8 *)&Char, 1);\r | |
297 | switch (Char) {\r | |
e7108d0e MK |
298 | case 'A':\r |
299 | Key->ScanCode = SCAN_UP;\r | |
300 | break;\r | |
301 | case 'B':\r | |
302 | Key->ScanCode = SCAN_DOWN;\r | |
303 | break;\r | |
304 | case 'C':\r | |
305 | Key->ScanCode = SCAN_RIGHT;\r | |
306 | break;\r | |
307 | case 'D':\r | |
308 | Key->ScanCode = SCAN_LEFT;\r | |
309 | break;\r | |
310 | case 'H':\r | |
311 | Key->ScanCode = SCAN_HOME;\r | |
312 | break;\r | |
313 | case 'K':\r | |
314 | case 'F': // PC ANSI\r | |
315 | Key->ScanCode = SCAN_END;\r | |
316 | break;\r | |
317 | case '@':\r | |
318 | case 'L':\r | |
319 | Key->ScanCode = SCAN_INSERT;\r | |
320 | break;\r | |
321 | case 'P':\r | |
322 | case 'X': // PC ANSI\r | |
323 | Key->ScanCode = SCAN_DELETE;\r | |
324 | break;\r | |
325 | case 'U':\r | |
326 | case '/':\r | |
327 | case 'G': // PC ANSI\r | |
328 | Key->ScanCode = SCAN_PAGE_DOWN;\r | |
329 | break;\r | |
330 | case 'V':\r | |
331 | case '?':\r | |
332 | case 'I': // PC ANSI\r | |
333 | Key->ScanCode = SCAN_PAGE_UP;\r | |
334 | break;\r | |
335 | \r | |
336 | // PCANSI that does not conflict with VT100\r | |
337 | case 'M':\r | |
338 | Key->ScanCode = SCAN_F1;\r | |
339 | break;\r | |
340 | case 'N':\r | |
341 | Key->ScanCode = SCAN_F2;\r | |
342 | break;\r | |
343 | case 'O':\r | |
344 | Key->ScanCode = SCAN_F3;\r | |
345 | break;\r | |
346 | case 'Q':\r | |
347 | Key->ScanCode = SCAN_F5;\r | |
348 | break;\r | |
349 | case 'R':\r | |
350 | Key->ScanCode = SCAN_F6;\r | |
351 | break;\r | |
352 | case 'S':\r | |
353 | Key->ScanCode = SCAN_F7;\r | |
354 | break;\r | |
355 | case 'T':\r | |
356 | Key->ScanCode = SCAN_F8;\r | |
357 | break;\r | |
358 | \r | |
359 | default:\r | |
360 | Key->UnicodeChar = Char;\r | |
361 | break;\r | |
2ef2b01e A |
362 | }\r |
363 | } else if (Char == '0') {\r | |
364 | SerialPortRead ((UINT8 *)&Char, 1);\r | |
365 | switch (Char) {\r | |
e7108d0e MK |
366 | case 'P':\r |
367 | Key->ScanCode = SCAN_F1;\r | |
368 | break;\r | |
369 | case 'Q':\r | |
370 | Key->ScanCode = SCAN_F2;\r | |
371 | break;\r | |
372 | case 'w':\r | |
373 | Key->ScanCode = SCAN_F3;\r | |
374 | break;\r | |
375 | case 'x':\r | |
376 | Key->ScanCode = SCAN_F4;\r | |
377 | break;\r | |
378 | case 't':\r | |
379 | Key->ScanCode = SCAN_F5;\r | |
380 | break;\r | |
381 | case 'u':\r | |
382 | Key->ScanCode = SCAN_F6;\r | |
383 | break;\r | |
384 | case 'q':\r | |
385 | Key->ScanCode = SCAN_F7;\r | |
386 | break;\r | |
387 | case 'r':\r | |
388 | Key->ScanCode = SCAN_F8;\r | |
389 | break;\r | |
390 | case 'p':\r | |
391 | Key->ScanCode = SCAN_F9;\r | |
392 | break;\r | |
393 | case 'm':\r | |
394 | Key->ScanCode = SCAN_F10;\r | |
395 | break;\r | |
396 | default:\r | |
397 | break;\r | |
2ef2b01e A |
398 | }\r |
399 | }\r | |
400 | } else if (Char < ' ') {\r | |
3402aac7 RC |
401 | if ((Char == CHAR_BACKSPACE) ||\r |
402 | (Char == CHAR_TAB) ||\r | |
403 | (Char == CHAR_LINEFEED) ||\r | |
e7108d0e MK |
404 | (Char == CHAR_CARRIAGE_RETURN))\r |
405 | {\r | |
2ef2b01e | 406 | // Only let through EFI required control characters\r |
3402aac7 | 407 | Key->UnicodeChar = (CHAR16)Char;\r |
2ef2b01e A |
408 | }\r |
409 | } else if (Char == 0x7f) {\r | |
410 | Key->ScanCode = SCAN_DELETE;\r | |
411 | } else {\r | |
412 | Key->UnicodeChar = (CHAR16)Char;\r | |
413 | }\r | |
414 | \r | |
415 | return EFI_SUCCESS;\r | |
416 | }\r | |
417 | \r | |
2ef2b01e A |
418 | EFI_STATUS\r |
419 | EFIAPI\r | |
420 | TextOutReset (\r | |
421 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
422 | IN BOOLEAN ExtendedVerification\r | |
423 | )\r | |
424 | {\r | |
e7108d0e | 425 | EFI_STATUS Status;\r |
2ef2b01e | 426 | \r |
e7108d0e MK |
427 | This->SetAttribute (\r |
428 | This,\r | |
429 | EFI_TEXT_ATTR (This->Mode->Attribute & 0x0F, EFI_BACKGROUND_BLACK)\r | |
430 | );\r | |
2ef2b01e A |
431 | \r |
432 | Status = This->SetMode (This, 0);\r | |
433 | \r | |
434 | return Status;\r | |
435 | }\r | |
436 | \r | |
437 | CHAR8 *\r | |
438 | EFIAPI\r | |
439 | SafeUnicodeStrToAsciiStr (\r | |
e7108d0e MK |
440 | IN CONST CHAR16 *Source,\r |
441 | OUT CHAR8 *Destination\r | |
2ef2b01e A |
442 | )\r |
443 | {\r | |
e7108d0e | 444 | CHAR8 *ReturnValue;\r |
2ef2b01e A |
445 | \r |
446 | ASSERT (Destination != NULL);\r | |
447 | \r | |
448 | //\r | |
449 | // ASSERT if Source is long than PcdMaximumUnicodeStringLength.\r | |
450 | // Length tests are performed inside StrLen().\r | |
451 | //\r | |
452 | ASSERT (StrSize (Source) != 0);\r | |
453 | \r | |
454 | //\r | |
455 | // Source and Destination should not overlap\r | |
456 | //\r | |
e7108d0e MK |
457 | ASSERT ((UINTN)((CHAR16 *)Destination - Source) > StrLen (Source));\r |
458 | ASSERT ((UINTN)((CHAR8 *)Source - Destination) > StrLen (Source));\r | |
2ef2b01e A |
459 | \r |
460 | ReturnValue = Destination;\r | |
461 | while (*Source != '\0') {\r | |
462 | //\r | |
463 | // If any non-ascii characters in Source then replace it with '?'.\r | |
464 | //\r | |
465 | if (*Source < 0x80) {\r | |
e7108d0e | 466 | *Destination = (CHAR8)*Source;\r |
2ef2b01e A |
467 | } else {\r |
468 | *Destination = '?';\r | |
469 | \r | |
e7108d0e | 470 | // Surrogate pair check.\r |
2ef2b01e A |
471 | if ((*Source >= 0xD800) && (*Source <= 0xDFFF)) {\r |
472 | Source++;\r | |
473 | }\r | |
474 | }\r | |
475 | \r | |
476 | Destination++;\r | |
477 | Source++;\r | |
478 | }\r | |
479 | \r | |
480 | *Destination = '\0';\r | |
481 | \r | |
482 | //\r | |
483 | // ASSERT Original Destination is less long than PcdMaximumAsciiStringLength.\r | |
484 | // Length tests are performed inside AsciiStrLen().\r | |
485 | //\r | |
486 | ASSERT (AsciiStrSize (ReturnValue) != 0);\r | |
487 | \r | |
488 | return ReturnValue;\r | |
489 | }\r | |
490 | \r | |
491 | EFI_STATUS\r | |
492 | EFIAPI\r | |
493 | OutputString (\r | |
494 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
495 | IN CHAR16 *String\r | |
496 | )\r | |
497 | {\r | |
e7108d0e MK |
498 | UINTN Size;\r |
499 | CHAR8 *OutputString;\r | |
500 | EFI_STATUS Status;\r | |
501 | EFI_SIMPLE_TEXT_OUTPUT_MODE *Mode;\r | |
502 | UINTN MaxColumn;\r | |
503 | UINTN MaxRow;\r | |
504 | \r | |
505 | Size = StrLen (String) + 1;\r | |
506 | OutputString = AllocatePool (Size);\r | |
507 | \r | |
508 | // If there is any non-ascii characters in String buffer then replace it with '?'\r | |
509 | // Eventually, UnicodeStrToAsciiStr API should be fixed.\r | |
510 | SafeUnicodeStrToAsciiStr (String, OutputString);\r | |
2ef2b01e A |
511 | SerialPortWrite ((UINT8 *)OutputString, Size - 1);\r |
512 | \r | |
56226bf7 | 513 | //\r |
514 | // Parse each character of the string to output\r | |
515 | // to update the cursor position information\r | |
516 | //\r | |
517 | Mode = This->Mode;\r | |
518 | \r | |
519 | Status = This->QueryMode (\r | |
520 | This,\r | |
521 | Mode->Mode,\r | |
522 | &MaxColumn,\r | |
523 | &MaxRow\r | |
524 | );\r | |
525 | if (EFI_ERROR (Status)) {\r | |
526 | return Status;\r | |
527 | }\r | |
528 | \r | |
e7108d0e | 529 | for ( ; *String != CHAR_NULL; String++) {\r |
56226bf7 | 530 | switch (*String) {\r |
e7108d0e MK |
531 | case CHAR_BACKSPACE:\r |
532 | if (Mode->CursorColumn > 0) {\r | |
533 | Mode->CursorColumn--;\r | |
534 | }\r | |
56226bf7 | 535 | \r |
e7108d0e | 536 | break;\r |
56226bf7 | 537 | \r |
e7108d0e MK |
538 | case CHAR_LINEFEED:\r |
539 | if (Mode->CursorRow < (INT32)(MaxRow - 1)) {\r | |
56226bf7 | 540 | Mode->CursorRow++;\r |
541 | }\r | |
e7108d0e MK |
542 | \r |
543 | break;\r | |
544 | \r | |
545 | case CHAR_CARRIAGE_RETURN:\r | |
56226bf7 | 546 | Mode->CursorColumn = 0;\r |
e7108d0e MK |
547 | break;\r |
548 | \r | |
549 | default:\r | |
550 | if (Mode->CursorColumn >= (INT32)(MaxColumn - 1)) {\r | |
551 | // Move the cursor as if we print CHAR_CARRIAGE_RETURN & CHAR_LINE_FEED\r | |
552 | // CHAR_LINEFEED\r | |
553 | if (Mode->CursorRow < (INT32)(MaxRow - 1)) {\r | |
554 | Mode->CursorRow++;\r | |
555 | }\r | |
556 | \r | |
557 | // CHAR_CARIAGE_RETURN\r | |
558 | Mode->CursorColumn = 0;\r | |
559 | } else {\r | |
560 | Mode->CursorColumn++;\r | |
561 | }\r | |
562 | \r | |
563 | break;\r | |
56226bf7 | 564 | }\r |
565 | }\r | |
566 | \r | |
e7108d0e | 567 | FreePool (OutputString);\r |
2ef2b01e A |
568 | \r |
569 | return EFI_SUCCESS;\r | |
570 | }\r | |
571 | \r | |
2ef2b01e A |
572 | EFI_STATUS\r |
573 | EFIAPI\r | |
574 | TestString (\r | |
575 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
576 | IN CHAR16 *String\r | |
577 | )\r | |
578 | {\r | |
e7108d0e | 579 | CHAR8 Character;\r |
2ef2b01e A |
580 | \r |
581 | for ( ; *String != CHAR_NULL; String++) {\r | |
582 | Character = (CHAR8)*String;\r | |
583 | if (!(TextOutIsValidAscii (Character) || TextOutIsValidEfiCntlChar (Character))) {\r | |
584 | return EFI_UNSUPPORTED;\r | |
585 | }\r | |
586 | }\r | |
587 | \r | |
588 | return EFI_SUCCESS;\r | |
589 | }\r | |
590 | \r | |
2ef2b01e A |
591 | EFI_STATUS\r |
592 | EFIAPI\r | |
593 | QueryMode (\r | |
594 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
595 | IN UINTN ModeNumber,\r | |
e7108d0e MK |
596 | OUT UINTN *Columns,\r |
597 | OUT UINTN *Rows\r | |
2ef2b01e A |
598 | )\r |
599 | {\r | |
600 | if (This->Mode->MaxMode > 1) {\r | |
601 | return EFI_DEVICE_ERROR;\r | |
602 | }\r | |
603 | \r | |
604 | if (ModeNumber == 0) {\r | |
e7108d0e MK |
605 | *Columns = MODE0_COLUMN_COUNT;\r |
606 | *Rows = MODE0_ROW_COUNT;\r | |
2ef2b01e A |
607 | return EFI_SUCCESS;\r |
608 | }\r | |
609 | \r | |
610 | return EFI_UNSUPPORTED;\r | |
611 | }\r | |
612 | \r | |
2ef2b01e A |
613 | EFI_STATUS\r |
614 | EFIAPI\r | |
615 | SetMode (\r | |
e7108d0e MK |
616 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r |
617 | IN UINTN ModeNumber\r | |
2ef2b01e A |
618 | )\r |
619 | {\r | |
620 | if (ModeNumber != 0) {\r | |
621 | return EFI_UNSUPPORTED;\r | |
622 | }\r | |
623 | \r | |
624 | This->Mode->Mode = 0;\r | |
625 | This->ClearScreen (This);\r | |
626 | return EFI_SUCCESS;\r | |
627 | }\r | |
628 | \r | |
2ef2b01e A |
629 | EFI_STATUS\r |
630 | EFIAPI\r | |
e7108d0e MK |
631 | SetAttribute (\r |
632 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
633 | IN UINTN Attribute\r | |
2ef2b01e A |
634 | )\r |
635 | {\r | |
636 | This->Mode->Attribute = (INT32)Attribute;\r | |
637 | return EFI_SUCCESS;\r | |
638 | }\r | |
639 | \r | |
2ef2b01e A |
640 | EFI_STATUS\r |
641 | EFIAPI\r | |
642 | ClearScreen (\r | |
e7108d0e | 643 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This\r |
2ef2b01e A |
644 | )\r |
645 | {\r | |
e7108d0e | 646 | EFI_STATUS Status;\r |
2ef2b01e A |
647 | \r |
648 | Status = This->SetCursorPosition (This, 0, 0);\r | |
649 | return Status;\r | |
650 | }\r | |
651 | \r | |
2ef2b01e A |
652 | EFI_STATUS\r |
653 | EFIAPI\r | |
654 | SetCursorPosition (\r | |
e7108d0e MK |
655 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r |
656 | IN UINTN Column,\r | |
657 | IN UINTN Row\r | |
2ef2b01e A |
658 | )\r |
659 | {\r | |
e7108d0e MK |
660 | EFI_SIMPLE_TEXT_OUTPUT_MODE *Mode;\r |
661 | EFI_STATUS Status;\r | |
662 | UINTN MaxColumn;\r | |
663 | UINTN MaxRow;\r | |
2ef2b01e A |
664 | \r |
665 | Mode = This->Mode;\r | |
666 | \r | |
e7108d0e MK |
667 | Status = This->QueryMode (\r |
668 | This,\r | |
669 | Mode->Mode,\r | |
670 | &MaxColumn,\r | |
671 | &MaxRow\r | |
672 | );\r | |
673 | if (EFI_ERROR (Status)) {\r | |
2ef2b01e A |
674 | return EFI_UNSUPPORTED;\r |
675 | }\r | |
676 | \r | |
677 | if ((Column >= MaxColumn) || (Row >= MaxRow)) {\r | |
678 | return EFI_UNSUPPORTED;\r | |
679 | }\r | |
680 | \r | |
681 | Mode->CursorColumn = (INT32)Column;\r | |
e7108d0e | 682 | Mode->CursorRow = (INT32)Row;\r |
2ef2b01e A |
683 | \r |
684 | return EFI_SUCCESS;\r | |
685 | }\r | |
686 | \r | |
2ef2b01e A |
687 | EFI_STATUS\r |
688 | EFIAPI\r | |
689 | EnableCursor (\r | |
690 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
691 | IN BOOLEAN Enable\r | |
692 | )\r | |
693 | {\r | |
694 | if (!Enable) {\r | |
695 | return EFI_UNSUPPORTED;\r | |
696 | }\r | |
697 | \r | |
698 | return EFI_SUCCESS;\r | |
699 | }\r | |
700 | \r | |
2ef2b01e A |
701 | EFI_STATUS\r |
702 | EFIAPI\r | |
703 | SimpleTextInOutEntryPoint (\r | |
e7108d0e MK |
704 | IN EFI_HANDLE ImageHandle,\r |
705 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
2ef2b01e A |
706 | )\r |
707 | {\r | |
e7108d0e | 708 | EFI_STATUS Status;\r |
2ef2b01e A |
709 | \r |
710 | Status = gBS->CreateEvent (\r | |
711 | EVT_NOTIFY_WAIT,\r | |
712 | TPL_NOTIFY,\r | |
713 | WaitForKeyEvent,\r | |
714 | NULL,\r | |
715 | &mSimpleTextIn.WaitForKey\r | |
716 | );\r | |
717 | ASSERT_EFI_ERROR (Status);\r | |
3402aac7 | 718 | \r |
e7108d0e | 719 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
2ef2b01e | 720 | &mInstallHandle,\r |
e7108d0e MK |
721 | &gEfiSimpleTextInProtocolGuid,\r |
722 | &mSimpleTextIn,\r | |
723 | &gEfiSimpleTextOutProtocolGuid,\r | |
724 | &mSimpleTextOut,\r | |
725 | &gEfiDevicePathProtocolGuid,\r | |
726 | &mDevicePath,\r | |
026e30c4 | 727 | NULL\r |
2ef2b01e A |
728 | );\r |
729 | if (!EFI_ERROR (Status)) {\r | |
730 | gST->ConOut = &mSimpleTextOut;\r | |
e7108d0e | 731 | gST->ConIn = &mSimpleTextIn;\r |
2ef2b01e | 732 | }\r |
3402aac7 | 733 | \r |
2ef2b01e A |
734 | return Status;\r |
735 | }\r |