projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| fb0b259e | 1 | /** @file\r |
| 2 | Header file for Terminal driver.\r | |
| 95276127 | 3 | \r |
| fb0b259e | 4 | Copyright (c) 2006 - 2008, Intel Corporation. <BR>\r |
| 5 | All rights reserved. This program and the accompanying materials\r | |
| 6 | are licensed and made available under the terms and conditions of the BSD License\r | |
| 7 | which accompanies this distribution. The full text of the license may be found at\r | |
| 8 | http://opensource.org/licenses/bsd-license.php\r | |
| 95276127 | 9 | \r |
| fb0b259e | 10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r |
| 11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
| 95276127 | 12 | \r |
| fb0b259e | 13 | **/\r |
| 95276127 | 14 | \r |
| e49ef433 | 15 | #ifndef _TERMINAL_H_\r |
| 16 | #define _TERMINAL_H_\r | |
| 95276127 | 17 | \r |
| 97a079ed | 18 | \r |
| 60c93673 | 19 | #include <Uefi.h>\r |
| 8d4cd915 | 20 | \r |
| 21 | #include <Guid/GlobalVariable.h>\r | |
| 22 | #include <Guid/PcAnsi.h>\r | |
| 23 | \r | |
| 24 | #include <Protocol/SimpleTextInExNotify.h>\r | |
| 97a079ed A |
25 | #include <Protocol/SimpleTextOut.h>\r |
| 26 | #include <Protocol/SerialIo.h>\r | |
| 97a079ed A |
27 | #include <Protocol/DevicePath.h>\r |
| 28 | #include <Protocol/SimpleTextIn.h>\r | |
| 66aa04e4 | 29 | #include <Protocol/SimpleTextInEx.h>\r |
| 8d4cd915 | 30 | \r |
| 97a079ed A |
31 | #include <Library/DebugLib.h>\r |
| 32 | #include <Library/UefiDriverEntryPoint.h>\r | |
| 33 | #include <Library/UefiLib.h>\r | |
| 34 | #include <Library/ReportStatusCodeLib.h>\r | |
| 35 | #include <Library/BaseMemoryLib.h>\r | |
| 36 | #include <Library/MemoryAllocationLib.h>\r | |
| 37 | #include <Library/UefiBootServicesTableLib.h>\r | |
| 38 | #include <Library/UefiRuntimeServicesTableLib.h>\r | |
| 39 | #include <Library/DevicePathLib.h>\r | |
| 40 | #include <Library/PcdLib.h>\r | |
| 66aa04e4 | 41 | #include <Library/BaseLib.h>\r |
| 97a079ed | 42 | \r |
| 95276127 | 43 | \r |
| 44 | #define RAW_FIFO_MAX_NUMBER 256\r | |
| 45 | #define FIFO_MAX_NUMBER 128\r | |
| 46 | \r | |
| 47 | typedef struct {\r | |
| 48 | UINT8 Head;\r | |
| 49 | UINT8 Tail;\r | |
| 50 | UINT8 Data[RAW_FIFO_MAX_NUMBER + 1];\r | |
| 51 | } RAW_DATA_FIFO;\r | |
| 52 | \r | |
| 53 | typedef struct {\r | |
| 54 | UINT8 Head;\r | |
| 55 | UINT8 Tail;\r | |
| 56 | UINT16 Data[FIFO_MAX_NUMBER + 1];\r | |
| 57 | } UNICODE_FIFO;\r | |
| 58 | \r | |
| 59 | typedef struct {\r | |
| 60 | UINT8 Head;\r | |
| 61 | UINT8 Tail;\r | |
| 62 | EFI_INPUT_KEY Data[FIFO_MAX_NUMBER + 1];\r | |
| 63 | } EFI_KEY_FIFO;\r | |
| 64 | \r | |
| f3f2e05d | 65 | #define TERMINAL_DEV_SIGNATURE SIGNATURE_32 ('t', 'm', 'n', 'l')\r |
| 95276127 | 66 | \r |
| f3f2e05d | 67 | #define TERMINAL_CONSOLE_IN_EX_NOTIFY_SIGNATURE SIGNATURE_32 ('t', 'm', 'e', 'n')\r |
| 66aa04e4 | 68 | \r |
| 69 | typedef struct _TERMINAL_CONSOLE_IN_EX_NOTIFY {\r | |
| 70 | UINTN Signature;\r | |
| 71 | EFI_HANDLE NotifyHandle;\r | |
| 72 | EFI_KEY_DATA KeyData;\r | |
| 73 | EFI_KEY_NOTIFY_FUNCTION KeyNotificationFn;\r | |
| 74 | LIST_ENTRY NotifyEntry;\r | |
| 75 | } TERMINAL_CONSOLE_IN_EX_NOTIFY;\r | |
| 95276127 | 76 | typedef struct {\r |
| 77 | UINTN Signature;\r | |
| 78 | EFI_HANDLE Handle;\r | |
| 79 | UINT8 TerminalType;\r | |
| 80 | EFI_SERIAL_IO_PROTOCOL *SerialIo;\r | |
| 81 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
| 95276127 | 82 | EFI_SIMPLE_TEXT_INPUT_PROTOCOL SimpleInput;\r |
| 83 | EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL SimpleTextOutput;\r | |
| 84 | EFI_SIMPLE_TEXT_OUTPUT_MODE SimpleTextOutputMode;\r | |
| 85 | UINTN SerialInTimeOut;\r | |
| 5c998646 | 86 | RAW_DATA_FIFO *RawFiFo;\r |
| 87 | UNICODE_FIFO *UnicodeFiFo;\r | |
| 88 | EFI_KEY_FIFO *EfiKeyFiFo;\r | |
| 95276127 | 89 | EFI_UNICODE_STRING_TABLE *ControllerNameTable;\r |
| 90 | EFI_EVENT TwoSecondTimeOut;\r | |
| 91 | UINT32 InputState;\r | |
| 6b88ceec | 92 | UINT32 ResetState;\r |
| 95276127 | 93 | \r |
| 94 | //\r | |
| 95 | // Esc could not be output to the screen by user,\r | |
| 96 | // but the terminal driver need to output it to\r | |
| 97 | // the terminal emulation software to send control sequence.\r | |
| 98 | // This boolean is used by the terminal driver only\r | |
| 99 | // to indicate whether the Esc could be sent or not.\r | |
| 100 | //\r | |
| 6b88ceec | 101 | BOOLEAN OutputEscChar;\r |
| 66aa04e4 | 102 | EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL SimpleInputEx;\r |
| 103 | LIST_ENTRY NotifyList;\r | |
| 95276127 | 104 | } TERMINAL_DEV;\r |
| 105 | \r | |
| 106 | #define INPUT_STATE_DEFAULT 0x00\r | |
| 107 | #define INPUT_STATE_ESC 0x01\r | |
| 108 | #define INPUT_STATE_CSI 0x02\r | |
| 109 | #define INPUT_STATE_LEFTOPENBRACKET 0x04\r | |
| 110 | #define INPUT_STATE_O 0x08\r | |
| 111 | #define INPUT_STATE_2 0x10\r | |
| 112 | \r | |
| 113 | #define RESET_STATE_DEFAULT 0x00\r | |
| 114 | #define RESET_STATE_ESC_R 0x01\r | |
| 115 | #define RESET_STATE_ESC_R_ESC_r 0x02\r | |
| 116 | \r | |
| 117 | #define TERMINAL_CON_IN_DEV_FROM_THIS(a) CR (a, TERMINAL_DEV, SimpleInput, TERMINAL_DEV_SIGNATURE)\r | |
| 118 | #define TERMINAL_CON_OUT_DEV_FROM_THIS(a) CR (a, TERMINAL_DEV, SimpleTextOutput, TERMINAL_DEV_SIGNATURE)\r | |
| 66aa04e4 | 119 | #define TERMINAL_CON_IN_EX_DEV_FROM_THIS(a) CR (a, TERMINAL_DEV, SimpleInputEx, TERMINAL_DEV_SIGNATURE)\r |
| 95276127 | 120 | \r |
| 121 | typedef union {\r | |
| 122 | UINT8 Utf8_1;\r | |
| 123 | UINT8 Utf8_2[2];\r | |
| 124 | UINT8 Utf8_3[3];\r | |
| 125 | } UTF8_CHAR;\r | |
| 126 | \r | |
| e49ef433 | 127 | #define PCANSITYPE 0\r |
| 128 | #define VT100TYPE 1\r | |
| 129 | #define VT100PLUSTYPE 2\r | |
| 130 | #define VTUTF8TYPE 3\r | |
| 95276127 | 131 | \r |
| 132 | #define LEFTOPENBRACKET 0x5b // '['\r | |
| 133 | #define ACAP 0x41\r | |
| 134 | #define BCAP 0x42\r | |
| 135 | #define CCAP 0x43\r | |
| 136 | #define DCAP 0x44\r | |
| 137 | \r | |
| 138 | #define MODE0_COLUMN_COUNT 80\r | |
| 139 | #define MODE0_ROW_COUNT 25\r | |
| 140 | \r | |
| 7347d5d6 | 141 | #define MODE1_COLUMN_COUNT 80\r |
| 142 | #define MODE1_ROW_COUNT 50\r | |
| 143 | \r | |
| 144 | #define MODE2_COLUMN_COUNT 100\r | |
| 145 | #define MODE2_ROW_COUNT 31\r | |
| 146 | \r | |
| 95276127 | 147 | #define BACKSPACE 8\r |
| 148 | #define ESC 27\r | |
| 149 | #define CSI 0x9B\r | |
| 150 | #define DEL 127\r | |
| 151 | #define BRIGHT_CONTROL_OFFSET 2\r | |
| 152 | #define FOREGROUND_CONTROL_OFFSET 6\r | |
| 153 | #define BACKGROUND_CONTROL_OFFSET 11\r | |
| 154 | #define ROW_OFFSET 2\r | |
| 155 | #define COLUMN_OFFSET 5\r | |
| 156 | \r | |
| 157 | typedef struct {\r | |
| 158 | UINT16 Unicode;\r | |
| 159 | CHAR8 PcAnsi;\r | |
| 160 | CHAR8 Ascii;\r | |
| 161 | } UNICODE_TO_CHAR;\r | |
| 162 | \r | |
| 95276127 | 163 | //\r |
| 164 | // Global Variables\r | |
| 165 | //\r | |
| 5bca971e | 166 | extern EFI_DRIVER_BINDING_PROTOCOL gTerminalDriverBinding;\r |
| 167 | extern EFI_COMPONENT_NAME_PROTOCOL gTerminalComponentName;\r | |
| 168 | extern EFI_COMPONENT_NAME2_PROTOCOL gTerminalComponentName2;\r | |
| 95276127 | 169 | \r |
| e49ef433 | 170 | /**\r |
| 171 | The user Entry Point for module Terminal. The user code starts with this function.\r | |
| 172 | \r | |
| 173 | @param[in] ImageHandle The firmware allocated handle for the EFI image.\r | |
| 174 | @param[in] SystemTable A pointer to the EFI System Table.\r | |
| 175 | \r | |
| 176 | @retval EFI_SUCCESS The entry point is executed successfully.\r | |
| 177 | @retval other Some error occurs when executing this entry point.\r | |
| 178 | \r | |
| 179 | **/\r | |
| 95276127 | 180 | EFI_STATUS\r |
| 181 | EFIAPI\r | |
| 182 | InitializeTerminal (\r | |
| 183 | IN EFI_HANDLE ImageHandle,\r | |
| 184 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
| ed66e1bc | 185 | );\r |
| 95276127 | 186 | \r |
| e49ef433 | 187 | /**\r |
| 188 | Implements EFI_SIMPLE_TEXT_INPUT_PROTOCOL.Reset().\r | |
| 189 | This driver only perform dependent serial device reset regardless of\r | |
| 190 | the value of ExtendeVerification\r | |
| 191 | \r | |
| 192 | @param This Indicates the calling context.\r | |
| 193 | @param ExtendedVerification Skip by this driver.\r | |
| 194 | \r | |
| 00bfdbe1 | 195 | @retval EFI_SUCCESS The reset operation succeeds.\r |
| 196 | @retval EFI_DEVICE_ERROR The dependent serial port reset fails.\r | |
| e49ef433 | 197 | \r |
| 198 | **/\r | |
| 95276127 | 199 | EFI_STATUS\r |
| 200 | EFIAPI\r | |
| 201 | TerminalConInReset (\r | |
| 202 | IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,\r | |
| 203 | IN BOOLEAN ExtendedVerification\r | |
| ed66e1bc | 204 | );\r |
| 95276127 | 205 | \r |
| e49ef433 | 206 | \r |
| 207 | /**\r | |
| 208 | Implements EFI_SIMPLE_TEXT_INPUT_PROTOCOL.ReadKeyStroke().\r | |
| 209 | \r | |
| 8fd98315 | 210 | @param This Indicates the calling context.\r |
| 211 | @param Key A pointer to a buffer that is filled in with the\r | |
| 212 | keystroke information for the key that was sent\r | |
| 213 | from terminal.\r | |
| 214 | \r | |
| 00bfdbe1 | 215 | @retval EFI_SUCCESS The keystroke information is returned successfully.\r |
| 216 | @retval EFI_NOT_READY There is no keystroke data available.\r | |
| 217 | @retval EFI_DEVICE_ERROR The dependent serial device encounters error.\r | |
| e49ef433 | 218 | \r |
| 219 | **/\r | |
| 95276127 | 220 | EFI_STATUS\r |
| 221 | EFIAPI\r | |
| 222 | TerminalConInReadKeyStroke (\r | |
| 223 | IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,\r | |
| 224 | OUT EFI_INPUT_KEY *Key\r | |
| ed66e1bc | 225 | );\r |
| 95276127 | 226 | \r |
| e49ef433 | 227 | /**\r |
| 8fd98315 | 228 | Check if the key already has been registered.\r |
| e49ef433 | 229 | \r |
| 230 | @param RegsiteredData A pointer to a buffer that is filled in with the\r | |
| 231 | keystroke state data for the key that was\r | |
| 232 | registered.\r | |
| 233 | @param InputData A pointer to a buffer that is filled in with the\r | |
| 234 | keystroke state data for the key that was\r | |
| 235 | pressed.\r | |
| 236 | \r | |
| 237 | @retval TRUE Key be pressed matches a registered key.\r | |
| 238 | @retval FLASE Match failed.\r | |
| 239 | \r | |
| 240 | **/\r | |
| 66aa04e4 | 241 | BOOLEAN\r |
| 242 | IsKeyRegistered (\r | |
| 243 | IN EFI_KEY_DATA *RegsiteredData,\r | |
| 244 | IN EFI_KEY_DATA *InputData\r | |
| ed66e1bc | 245 | );\r |
| 66aa04e4 | 246 | \r |
| e49ef433 | 247 | /**\r |
| 248 | Event notification function for EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL.WaitForKeyEx event\r | |
| 249 | Signal the event if there is key available\r | |
| 66aa04e4 | 250 | \r |
| e49ef433 | 251 | @param Event Indicates the event that invoke this function.\r |
| 252 | @param Context Indicates the calling context.\r | |
| fb0b259e | 253 | \r |
| e49ef433 | 254 | **/\r |
| 66aa04e4 | 255 | VOID\r |
| 256 | EFIAPI\r | |
| 257 | TerminalConInWaitForKeyEx (\r | |
| 258 | IN EFI_EVENT Event,\r | |
| 259 | IN VOID *Context\r | |
| ed66e1bc | 260 | );\r |
| e49ef433 | 261 | \r |
| 66aa04e4 | 262 | //\r |
| 263 | // Simple Text Input Ex protocol prototypes\r | |
| 264 | //\r | |
| 265 | \r | |
| e49ef433 | 266 | /**\r |
| 11baadb6 | 267 | Reset the input device and optionally run diagnostics\r |
| e49ef433 | 268 | \r |
| 269 | @param This Protocol instance pointer.\r | |
| 270 | @param ExtendedVerification Driver may perform diagnostics on reset.\r | |
| 271 | \r | |
| 272 | @retval EFI_SUCCESS The device was reset.\r | |
| 273 | @retval EFI_DEVICE_ERROR The device is not functioning properly and could\r | |
| 274 | not be reset.\r | |
| 275 | \r | |
| 276 | **/\r | |
| 66aa04e4 | 277 | EFI_STATUS\r |
| 278 | EFIAPI\r | |
| 279 | TerminalConInResetEx (\r | |
| 280 | IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,\r | |
| 281 | IN BOOLEAN ExtendedVerification\r | |
| ed66e1bc | 282 | );\r |
| 66aa04e4 | 283 | \r |
| e49ef433 | 284 | /**\r |
| 285 | Reads the next keystroke from the input device. The WaitForKey Event can\r | |
| 11baadb6 | 286 | be used to test for existence of a keystroke via WaitForEvent () call.\r |
| 66aa04e4 | 287 | \r |
| e49ef433 | 288 | @param This Protocol instance pointer.\r |
| 289 | @param KeyData A pointer to a buffer that is filled in with the\r | |
| 290 | keystroke state data for the key that was\r | |
| 291 | pressed.\r | |
| 66aa04e4 | 292 | \r |
| e49ef433 | 293 | @retval EFI_SUCCESS The keystroke information was returned.\r |
| 11baadb6 | 294 | @retval EFI_NOT_READY There was no keystroke data available.\r |
| e49ef433 | 295 | @retval EFI_DEVICE_ERROR The keystroke information was not returned due\r |
| 296 | to hardware errors.\r | |
| 297 | @retval EFI_INVALID_PARAMETER KeyData is NULL.\r | |
| 66aa04e4 | 298 | \r |
| e49ef433 | 299 | **/\r |
| 66aa04e4 | 300 | EFI_STATUS\r |
| 301 | EFIAPI\r | |
| 302 | TerminalConInReadKeyStrokeEx (\r | |
| 303 | IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,\r | |
| 304 | OUT EFI_KEY_DATA *KeyData\r | |
| ed66e1bc | 305 | );\r |
| 66aa04e4 | 306 | \r |
| e49ef433 | 307 | /**\r |
| 308 | Set certain state for the input device.\r | |
| 66aa04e4 | 309 | \r |
| e49ef433 | 310 | @param This Protocol instance pointer.\r |
| 311 | @param KeyToggleState A pointer to the EFI_KEY_TOGGLE_STATE to set the\r | |
| 312 | state for the input device.\r | |
| 66aa04e4 | 313 | \r |
| e49ef433 | 314 | @retval EFI_SUCCESS The device state was set successfully.\r |
| 315 | @retval EFI_DEVICE_ERROR The device is not functioning correctly and\r | |
| 316 | could not have the setting adjusted.\r | |
| 317 | @retval EFI_UNSUPPORTED The device does not have the ability to set its\r | |
| 318 | state.\r | |
| 319 | @retval EFI_INVALID_PARAMETER KeyToggleState is NULL.\r | |
| 66aa04e4 | 320 | \r |
| e49ef433 | 321 | **/\r |
| 66aa04e4 | 322 | EFI_STATUS\r |
| 323 | EFIAPI\r | |
| 324 | TerminalConInSetState (\r | |
| 325 | IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,\r | |
| 326 | IN EFI_KEY_TOGGLE_STATE *KeyToggleState\r | |
| ed66e1bc | 327 | );\r |
| 66aa04e4 | 328 | \r |
| e49ef433 | 329 | /**\r |
| 330 | Register a notification function for a particular keystroke for the input device.\r | |
| 331 | \r | |
| 332 | @param This Protocol instance pointer.\r | |
| 333 | @param KeyData A pointer to a buffer that is filled in with the\r | |
| 334 | keystroke information data for the key that was\r | |
| 335 | pressed.\r | |
| 336 | @param KeyNotificationFunction Points to the function to be called when the key\r | |
| 337 | sequence is typed specified by KeyData.\r | |
| 338 | @param NotifyHandle Points to the unique handle assigned to the\r | |
| 339 | registered notification.\r | |
| 340 | \r | |
| 341 | @retval EFI_SUCCESS The notification function was registered\r | |
| 342 | successfully.\r | |
| 343 | @retval EFI_OUT_OF_RESOURCES Unable to allocate resources for necesssary data\r | |
| 344 | structures.\r | |
| 345 | @retval EFI_INVALID_PARAMETER KeyData or NotifyHandle is NULL.\r | |
| 346 | \r | |
| 347 | **/\r | |
| 66aa04e4 | 348 | EFI_STATUS\r |
| 349 | EFIAPI\r | |
| 350 | TerminalConInRegisterKeyNotify (\r | |
| 351 | IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,\r | |
| 352 | IN EFI_KEY_DATA *KeyData,\r | |
| 353 | IN EFI_KEY_NOTIFY_FUNCTION KeyNotificationFunction,\r | |
| 354 | OUT EFI_HANDLE *NotifyHandle\r | |
| ed66e1bc | 355 | );\r |
| 66aa04e4 | 356 | \r |
| e49ef433 | 357 | /**\r |
| 358 | Remove a registered notification function from a particular keystroke.\r | |
| 66aa04e4 | 359 | \r |
| e49ef433 | 360 | @param This Protocol instance pointer.\r |
| 361 | @param NotificationHandle The handle of the notification function being\r | |
| 362 | unregistered.\r | |
| fb0b259e | 363 | \r |
| e49ef433 | 364 | @retval EFI_SUCCESS The notification function was unregistered\r |
| 365 | successfully.\r | |
| 366 | @retval EFI_INVALID_PARAMETER The NotificationHandle is invalid.\r | |
| 367 | @retval EFI_NOT_FOUND Can not find the matching entry in database.\r | |
| 66aa04e4 | 368 | \r |
| e49ef433 | 369 | **/\r |
| 66aa04e4 | 370 | EFI_STATUS\r |
| 371 | EFIAPI\r | |
| 372 | TerminalConInUnregisterKeyNotify (\r | |
| 373 | IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,\r | |
| 374 | IN EFI_HANDLE NotificationHandle\r | |
| ed66e1bc | 375 | );\r |
| 66aa04e4 | 376 | \r |
| e49ef433 | 377 | /**\r |
| 378 | Event notification function for EFI_SIMPLE_TEXT_INPUT_PROTOCOL.WaitForKey event\r | |
| 379 | Signal the event if there is key available\r | |
| 66aa04e4 | 380 | \r |
| e49ef433 | 381 | @param Event Indicates the event that invoke this function.\r |
| 382 | @param Context Indicates the calling context.\r | |
| fb0b259e | 383 | \r |
| e49ef433 | 384 | **/\r |
| 95276127 | 385 | VOID\r |
| 386 | EFIAPI\r | |
| 387 | TerminalConInWaitForKey (\r | |
| 388 | IN EFI_EVENT Event,\r | |
| 389 | IN VOID *Context\r | |
| ed66e1bc | 390 | );\r |
| 95276127 | 391 | \r |
| e49ef433 | 392 | /**\r |
| 393 | Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.Reset().\r | |
| 394 | If ExtendeVerification is TRUE, then perform dependent serial device reset,\r | |
| 395 | and set display mode to mode 0.\r | |
| 396 | If ExtendedVerification is FALSE, only set display mode to mode 0.\r | |
| 397 | \r | |
| 398 | @param This Indicates the calling context.\r | |
| 399 | @param ExtendedVerification Indicates that the driver may perform a more\r | |
| 400 | exhaustive verification operation of the device\r | |
| 401 | during reset.\r | |
| 402 | \r | |
| 00bfdbe1 | 403 | @retval EFI_SUCCESS The reset operation succeeds.\r |
| 404 | @retval EFI_DEVICE_ERROR The terminal is not functioning correctly or the serial port reset fails.\r | |
| e49ef433 | 405 | \r |
| 406 | **/\r | |
| 95276127 | 407 | EFI_STATUS\r |
| 408 | EFIAPI\r | |
| 409 | TerminalConOutReset (\r | |
| 410 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
| 411 | IN BOOLEAN ExtendedVerification\r | |
| ed66e1bc | 412 | );\r |
| 95276127 | 413 | \r |
| e49ef433 | 414 | /**\r |
| 415 | Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString().\r | |
| 416 | The Unicode string will be converted to terminal expressible data stream\r | |
| 417 | and send to terminal via serial port.\r | |
| 418 | \r | |
| 419 | @param This Indicates the calling context.\r | |
| 420 | @param WString The Null-terminated Unicode string to be displayed\r | |
| 421 | on the terminal screen.\r | |
| 422 | \r | |
| 8fd98315 | 423 | @retval EFI_SUCCESS The string is output successfully.\r |
| 424 | @retval EFI_DEVICE_ERROR The serial port fails to send the string out.\r | |
| 425 | @retval EFI_WARN_UNKNOWN_GLYPH Indicates that some of the characters in the Unicode string could not\r | |
| e49ef433 | 426 | be rendered and are skipped.\r |
| 8fd98315 | 427 | @retval EFI_UNSUPPORTED If current display mode is out of range.\r |
| e49ef433 | 428 | \r |
| 429 | **/\r | |
| 95276127 | 430 | EFI_STATUS\r |
| 431 | EFIAPI\r | |
| 432 | TerminalConOutOutputString (\r | |
| 433 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
| 434 | IN CHAR16 *WString\r | |
| ed66e1bc | 435 | );\r |
| 95276127 | 436 | \r |
| e49ef433 | 437 | /**\r |
| 438 | Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.TestString().\r | |
| 439 | If one of the characters in the *Wstring is\r | |
| 440 | neither valid Unicode drawing characters,\r | |
| 441 | not ASCII code, then this function will return\r | |
| 442 | EFI_UNSUPPORTED.\r | |
| 443 | \r | |
| 444 | @param This Indicates the calling context.\r | |
| 445 | @param WString The Null-terminated Unicode string to be tested.\r | |
| 446 | \r | |
| 00bfdbe1 | 447 | @retval EFI_SUCCESS The terminal is capable of rendering the output string.\r |
| 448 | @retval EFI_UNSUPPORTED Some of the characters in the Unicode string cannot be rendered.\r | |
| e49ef433 | 449 | \r |
| 450 | **/\r | |
| 95276127 | 451 | EFI_STATUS\r |
| 452 | EFIAPI\r | |
| 453 | TerminalConOutTestString (\r | |
| 454 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
| 455 | IN CHAR16 *WString\r | |
| ed66e1bc | 456 | );\r |
| 95276127 | 457 | \r |
| e49ef433 | 458 | /**\r |
| 459 | Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.QueryMode().\r | |
| 460 | It returns information for an available text mode\r | |
| 461 | that the terminal supports.\r | |
| 462 | In this driver, we support text mode 80x25 (mode 0),\r | |
| 463 | 80x50 (mode 1), 100x31 (mode 2).\r | |
| 464 | \r | |
| 465 | @param This Indicates the calling context.\r | |
| 466 | @param ModeNumber The mode number to return information on.\r | |
| 467 | @param Columns The returned columns of the requested mode.\r | |
| 468 | @param Rows The returned rows of the requested mode.\r | |
| 469 | \r | |
| 00bfdbe1 | 470 | @retval EFI_SUCCESS The requested mode information is returned.\r |
| 471 | @retval EFI_UNSUPPORTED The mode number is not valid.\r | |
| 472 | @retval EFI_DEVICE_ERROR\r | |
| e49ef433 | 473 | \r |
| 474 | **/\r | |
| 95276127 | 475 | EFI_STATUS\r |
| 476 | EFIAPI\r | |
| 477 | TerminalConOutQueryMode (\r | |
| 478 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
| 479 | IN UINTN ModeNumber,\r | |
| 480 | OUT UINTN *Columns,\r | |
| 481 | OUT UINTN *Rows\r | |
| ed66e1bc | 482 | );\r |
| 95276127 | 483 | \r |
| e49ef433 | 484 | /**\r |
| 485 | Implements EFI_SIMPLE_TEXT_OUT.SetMode().\r | |
| 486 | Set the terminal to a specified display mode.\r | |
| 487 | In this driver, we only support mode 0.\r | |
| 488 | \r | |
| 489 | @param This Indicates the calling context.\r | |
| 490 | @param ModeNumber The text mode to set.\r | |
| 491 | \r | |
| 00bfdbe1 | 492 | @retval EFI_SUCCESS The requested text mode is set.\r |
| 5c998646 | 493 | @retval EFI_DEVICE_ERROR The requested text mode cannot be set\r |
| e49ef433 | 494 | because of serial device error.\r |
| 00bfdbe1 | 495 | @retval EFI_UNSUPPORTED The text mode number is not valid.\r |
| e49ef433 | 496 | \r |
| 497 | **/\r | |
| 95276127 | 498 | EFI_STATUS\r |
| 499 | EFIAPI\r | |
| 500 | TerminalConOutSetMode (\r | |
| 501 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
| 502 | IN UINTN ModeNumber\r | |
| ed66e1bc | 503 | );\r |
| 95276127 | 504 | \r |
| e49ef433 | 505 | /**\r |
| 506 | Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.SetAttribute().\r | |
| 507 | \r | |
| 508 | @param This Indicates the calling context.\r | |
| 509 | @param Attribute The attribute to set. Only bit0..6 are valid, all other bits\r | |
| 510 | are undefined and must be zero.\r | |
| 511 | \r | |
| 00bfdbe1 | 512 | @retval EFI_SUCCESS The requested attribute is set.\r |
| 513 | @retval EFI_DEVICE_ERROR The requested attribute cannot be set due to serial port error.\r | |
| 514 | @retval EFI_UNSUPPORTED The attribute requested is not defined by EFI spec.\r | |
| e49ef433 | 515 | \r |
| 516 | **/\r | |
| 95276127 | 517 | EFI_STATUS\r |
| 518 | EFIAPI\r | |
| 519 | TerminalConOutSetAttribute (\r | |
| 520 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
| 521 | IN UINTN Attribute\r | |
| ed66e1bc | 522 | );\r |
| 95276127 | 523 | \r |
| e49ef433 | 524 | /**\r |
| 525 | Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.ClearScreen().\r | |
| 526 | It clears the ANSI terminal's display to the\r | |
| 527 | currently selected background color.\r | |
| 528 | \r | |
| 529 | @param This Indicates the calling context.\r | |
| 530 | \r | |
| 00bfdbe1 | 531 | @retval EFI_SUCCESS The operation completed successfully.\r |
| 532 | @retval EFI_DEVICE_ERROR The terminal screen cannot be cleared due to serial port error.\r | |
| 533 | @retval EFI_UNSUPPORTED The terminal is not in a valid display mode.\r | |
| e49ef433 | 534 | \r |
| 535 | **/\r | |
| 95276127 | 536 | EFI_STATUS\r |
| 537 | EFIAPI\r | |
| 538 | TerminalConOutClearScreen (\r | |
| 539 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This\r | |
| ed66e1bc | 540 | );\r |
| 95276127 | 541 | \r |
| e49ef433 | 542 | /**\r |
| 543 | Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.SetCursorPosition().\r | |
| 544 | \r | |
| 545 | @param This Indicates the calling context.\r | |
| 546 | @param Column The row to set cursor to.\r | |
| 547 | @param Row The column to set cursor to.\r | |
| 548 | \r | |
| 00bfdbe1 | 549 | @retval EFI_SUCCESS The operation completed successfully.\r |
| 550 | @retval EFI_DEVICE_ERROR The request fails due to serial port error.\r | |
| 551 | @retval EFI_UNSUPPORTED The terminal is not in a valid text mode, or the cursor position\r | |
| e49ef433 | 552 | is invalid for current mode.\r |
| 553 | \r | |
| 554 | **/\r | |
| 95276127 | 555 | EFI_STATUS\r |
| 556 | EFIAPI\r | |
| 557 | TerminalConOutSetCursorPosition (\r | |
| 558 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
| 559 | IN UINTN Column,\r | |
| 560 | IN UINTN Row\r | |
| ed66e1bc | 561 | );\r |
| 95276127 | 562 | \r |
| e49ef433 | 563 | /**\r |
| 564 | Implements SIMPLE_TEXT_OUTPUT.EnableCursor().\r | |
| 565 | In this driver, the cursor cannot be hidden.\r | |
| 566 | \r | |
| 567 | @param This Indicates the calling context.\r | |
| 568 | @param Visible If TRUE, the cursor is set to be visible,\r | |
| 569 | If FALSE, the cursor is set to be invisible.\r | |
| 570 | \r | |
| 00bfdbe1 | 571 | @retval EFI_SUCCESS The request is valid.\r |
| 572 | @retval EFI_UNSUPPORTED The terminal does not support cursor hidden.\r | |
| e49ef433 | 573 | \r |
| 574 | **/\r | |
| 95276127 | 575 | EFI_STATUS\r |
| 576 | EFIAPI\r | |
| 577 | TerminalConOutEnableCursor (\r | |
| 578 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
| 579 | IN BOOLEAN Visible\r | |
| ed66e1bc | 580 | );\r |
| 95276127 | 581 | \r |
| 8fd98315 | 582 | /**\r |
| 5c998646 | 583 | Test to see if this driver supports Controller.\r |
| 8fd98315 | 584 | \r |
| 585 | @param This Protocol instance pointer.\r | |
| 9e604fe4 | 586 | @param ControllerHandle Handle of device to test\r |
| 8fd98315 | 587 | @param RemainingDevicePath Optional parameter use to pick a specific child\r |
| 588 | device to start.\r | |
| 589 | \r | |
| ab76200c | 590 | @retval EFI_SUCCESS This driver supports this device.\r |
| 591 | @retval EFI_ALREADY_STARTED This driver is already running on this device.\r | |
| 592 | @retval other This driver does not support this device.\r | |
| 8fd98315 | 593 | \r |
| 594 | **/\r | |
| 95276127 | 595 | EFI_STATUS\r |
| 596 | EFIAPI\r | |
| 597 | TerminalDriverBindingSupported (\r | |
| 598 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
| ab76200c | 599 | IN EFI_HANDLE ControllerHandle,\r |
| 95276127 | 600 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r |
| 601 | );\r | |
| 602 | \r | |
| 8fd98315 | 603 | /**\r |
| ab76200c | 604 | Start this driver on Controller by opening a Serial IO protocol,\r |
| 8fd98315 | 605 | reading Device Path, and creating a child handle with a Simple Text In,\r |
| 606 | Simple Text In Ex and Simple Text Out protocol, and device path protocol.\r | |
| 607 | And store Console Device Environment Variables.\r | |
| 608 | \r | |
| 609 | @param This Protocol instance pointer.\r | |
| ab76200c | 610 | @param Controller Handle of device to bind driver to\r |
| 8fd98315 | 611 | @param RemainingDevicePath Optional parameter use to pick a specific child\r |
| 612 | device to start.\r | |
| 613 | \r | |
| ab76200c | 614 | @retval EFI_SUCCESS This driver is added to Controller.\r |
| 615 | @retval EFI_ALREADY_STARTED This driver is already running on Controller.\r | |
| 616 | @retval other This driver does not support this device.\r | |
| 8fd98315 | 617 | \r |
| 618 | **/\r | |
| 95276127 | 619 | EFI_STATUS\r |
| 620 | EFIAPI\r | |
| 621 | TerminalDriverBindingStart (\r | |
| 622 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
| 623 | IN EFI_HANDLE Controller,\r | |
| 624 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
| 625 | );\r | |
| 626 | \r | |
| ab76200c | 627 | \r |
| 8fd98315 | 628 | /**\r |
| ab76200c | 629 | Stop this driver on Controller by closing Simple Text In, Simple Text\r |
| 8fd98315 | 630 | In Ex, Simple Text Out protocol, and removing parent device path from\r |
| 5c998646 | 631 | Console Device Environment Variables.\r |
| 8fd98315 | 632 | \r |
| 633 | @param This Protocol instance pointer.\r | |
| ab76200c | 634 | @param Controller Handle of device to stop driver on\r |
| 8fd98315 | 635 | @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r |
| 636 | children is zero stop the entire bus driver.\r | |
| 637 | @param ChildHandleBuffer List of Child Handles to Stop.\r | |
| 638 | \r | |
| ab76200c | 639 | @retval EFI_SUCCESS This driver is removed Controller.\r |
| 8fd98315 | 640 | @retval other This driver could not be removed from this device.\r |
| 641 | \r | |
| 642 | **/\r | |
| 95276127 | 643 | EFI_STATUS\r |
| 644 | EFIAPI\r | |
| 645 | TerminalDriverBindingStop (\r | |
| 646 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
| 647 | IN EFI_HANDLE Controller,\r | |
| 648 | IN UINTN NumberOfChildren,\r | |
| 649 | IN EFI_HANDLE *ChildHandleBuffer\r | |
| 650 | );\r | |
| 651 | \r | |
| 11baadb6 | 652 | /**\r |
| 653 | Free notify functions list.\r | |
| 654 | \r | |
| 655 | @param ListHead The list head\r | |
| 656 | \r | |
| 657 | @retval EFI_SUCCESS Free the notify list successfully.\r | |
| 658 | @retval EFI_INVALID_PARAMETER ListHead is NULL.\r | |
| 659 | \r | |
| 660 | **/\r | |
| 661 | EFI_STATUS\r | |
| 662 | TerminalFreeNotifyList (\r | |
| 9006e2bb | 663 | IN OUT LIST_ENTRY *ListHead\r |
| 664 | );\r | |
| 11baadb6 | 665 | \r |
| 5bca971e | 666 | /**\r |
| 667 | Retrieves a Unicode string that is the user readable name of the driver.\r | |
| 668 | \r | |
| 669 | This function retrieves the user readable name of a driver in the form of a\r | |
| 670 | Unicode string. If the driver specified by This has a user readable name in\r | |
| 671 | the language specified by Language, then a pointer to the driver name is\r | |
| 672 | returned in DriverName, and EFI_SUCCESS is returned. If the driver specified\r | |
| 673 | by This does not support the language specified by Language,\r | |
| 674 | then EFI_UNSUPPORTED is returned.\r | |
| 675 | \r | |
| 676 | @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r | |
| 677 | EFI_COMPONENT_NAME_PROTOCOL instance.\r | |
| 678 | \r | |
| 679 | @param Language[in] A pointer to a Null-terminated ASCII string\r | |
| 680 | array indicating the language. This is the\r | |
| 681 | language of the driver name that the caller is\r | |
| 682 | requesting, and it must match one of the\r | |
| 683 | languages specified in SupportedLanguages. The\r | |
| 684 | number of languages supported by a driver is up\r | |
| 685 | to the driver writer. Language is specified\r | |
| 686 | in RFC 3066 or ISO 639-2 language code format.\r | |
| 687 | \r | |
| 688 | @param DriverName[out] A pointer to the Unicode string to return.\r | |
| 689 | This Unicode string is the name of the\r | |
| 690 | driver specified by This in the language\r | |
| 691 | specified by Language.\r | |
| 692 | \r | |
| 693 | @retval EFI_SUCCESS The Unicode string for the Driver specified by\r | |
| 694 | This and the language specified by Language was\r | |
| 695 | returned in DriverName.\r | |
| 696 | \r | |
| 697 | @retval EFI_INVALID_PARAMETER Language is NULL.\r | |
| 698 | \r | |
| 699 | @retval EFI_INVALID_PARAMETER DriverName is NULL.\r | |
| 700 | \r | |
| 701 | @retval EFI_UNSUPPORTED The driver specified by This does not support\r | |
| 702 | the language specified by Language.\r | |
| 703 | \r | |
| 704 | **/\r | |
| 95276127 | 705 | EFI_STATUS\r |
| 706 | EFIAPI\r | |
| 707 | TerminalComponentNameGetDriverName (\r | |
| 708 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
| 709 | IN CHAR8 *Language,\r | |
| 710 | OUT CHAR16 **DriverName\r | |
| 711 | );\r | |
| 712 | \r | |
| 5bca971e | 713 | \r |
| 714 | /**\r | |
| 715 | Retrieves a Unicode string that is the user readable name of the controller\r | |
| 716 | that is being managed by a driver.\r | |
| 717 | \r | |
| 718 | This function retrieves the user readable name of the controller specified by\r | |
| 719 | ControllerHandle and ChildHandle in the form of a Unicode string. If the\r | |
| 720 | driver specified by This has a user readable name in the language specified by\r | |
| 721 | Language, then a pointer to the controller name is returned in ControllerName,\r | |
| 722 | and EFI_SUCCESS is returned. If the driver specified by This is not currently\r | |
| 723 | managing the controller specified by ControllerHandle and ChildHandle,\r | |
| 724 | then EFI_UNSUPPORTED is returned. If the driver specified by This does not\r | |
| 725 | support the language specified by Language, then EFI_UNSUPPORTED is returned.\r | |
| 726 | \r | |
| 727 | @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r | |
| 728 | EFI_COMPONENT_NAME_PROTOCOL instance.\r | |
| 729 | \r | |
| 730 | @param ControllerHandle[in] The handle of a controller that the driver\r | |
| 731 | specified by This is managing. This handle\r | |
| 732 | specifies the controller whose name is to be\r | |
| 733 | returned.\r | |
| 734 | \r | |
| 735 | @param ChildHandle[in] The handle of the child controller to retrieve\r | |
| 736 | the name of. This is an optional parameter that\r | |
| 737 | may be NULL. It will be NULL for device\r | |
| 738 | drivers. It will also be NULL for a bus drivers\r | |
| 739 | that wish to retrieve the name of the bus\r | |
| 740 | controller. It will not be NULL for a bus\r | |
| 741 | driver that wishes to retrieve the name of a\r | |
| 742 | child controller.\r | |
| 743 | \r | |
| 744 | @param Language[in] A pointer to a Null-terminated ASCII string\r | |
| 745 | array indicating the language. This is the\r | |
| 746 | language of the driver name that the caller is\r | |
| 747 | requesting, and it must match one of the\r | |
| 748 | languages specified in SupportedLanguages. The\r | |
| 749 | number of languages supported by a driver is up\r | |
| 750 | to the driver writer. Language is specified in\r | |
| 751 | RFC 3066 or ISO 639-2 language code format.\r | |
| 752 | \r | |
| 753 | @param ControllerName[out] A pointer to the Unicode string to return.\r | |
| 754 | This Unicode string is the name of the\r | |
| 755 | controller specified by ControllerHandle and\r | |
| 756 | ChildHandle in the language specified by\r | |
| 757 | Language from the point of view of the driver\r | |
| 758 | specified by This.\r | |
| 759 | \r | |
| 760 | @retval EFI_SUCCESS The Unicode string for the user readable name in\r | |
| 761 | the language specified by Language for the\r | |
| 762 | driver specified by This was returned in\r | |
| 763 | DriverName.\r | |
| 764 | \r | |
| 765 | @retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.\r | |
| 766 | \r | |
| 767 | @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid\r | |
| 768 | EFI_HANDLE.\r | |
| 769 | \r | |
| 770 | @retval EFI_INVALID_PARAMETER Language is NULL.\r | |
| 771 | \r | |
| 772 | @retval EFI_INVALID_PARAMETER ControllerName is NULL.\r | |
| 773 | \r | |
| 774 | @retval EFI_UNSUPPORTED The driver specified by This is not currently\r | |
| 775 | managing the controller specified by\r | |
| 776 | ControllerHandle and ChildHandle.\r | |
| 777 | \r | |
| 778 | @retval EFI_UNSUPPORTED The driver specified by This does not support\r | |
| 779 | the language specified by Language.\r | |
| 780 | \r | |
| 781 | **/\r | |
| 95276127 | 782 | EFI_STATUS\r |
| 783 | EFIAPI\r | |
| 784 | TerminalComponentNameGetControllerName (\r | |
| 785 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
| 786 | IN EFI_HANDLE ControllerHandle,\r | |
| 787 | IN EFI_HANDLE ChildHandle OPTIONAL,\r | |
| 788 | IN CHAR8 *Language,\r | |
| 789 | OUT CHAR16 **ControllerName\r | |
| 790 | );\r | |
| 791 | \r | |
| 5bca971e | 792 | \r |
| 95276127 | 793 | //\r |
| 794 | // internal functions\r | |
| 795 | //\r | |
| e49ef433 | 796 | \r |
| 797 | /**\r | |
| 798 | Check for a pending key in the Efi Key FIFO or Serial device buffer.\r | |
| 799 | \r | |
| 800 | @param This Indicates the calling context.\r | |
| 801 | \r | |
| 8fd98315 | 802 | @retval EFI_SUCCESS There is key pending.\r |
| 803 | @retval EFI_NOT_READY There is no key pending.\r | |
| 11baadb6 | 804 | @retval EFI_DEVICE_ERROR If Serial IO is not attached to serial device.\r |
| e49ef433 | 805 | \r |
| 806 | **/\r | |
| 95276127 | 807 | EFI_STATUS\r |
| 808 | TerminalConInCheckForKey (\r | |
| 809 | IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This\r | |
| ed66e1bc | 810 | );\r |
| 95276127 | 811 | \r |
| 8fd98315 | 812 | /**\r |
| 813 | Update terminal device path in Console Device Environment Variables.\r | |
| 814 | \r | |
| 815 | @param VariableName The Console Device Environment Variable.\r | |
| 11baadb6 | 816 | @param ParentDevicePath The terminal device path to be updated.\r |
| 8fd98315 | 817 | \r |
| 818 | @return None.\r | |
| 819 | \r | |
| 820 | **/\r | |
| 95276127 | 821 | VOID\r |
| 822 | TerminalUpdateConsoleDevVariable (\r | |
| 823 | IN CHAR16 *VariableName,\r | |
| 824 | IN EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath\r | |
| ed66e1bc | 825 | );\r |
| 95276127 | 826 | \r |
| e49ef433 | 827 | /**\r |
| 828 | Remove console device variable.\r | |
| 829 | \r | |
| 830 | @param VariableName A pointer to the variable name.\r | |
| 831 | @param ParentDevicePath A pointer to the parent device path.\r | |
| 832 | \r | |
| e49ef433 | 833 | **/\r |
| 95276127 | 834 | VOID\r |
| 835 | TerminalRemoveConsoleDevVariable (\r | |
| 836 | IN CHAR16 *VariableName,\r | |
| 837 | IN EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath\r | |
| ed66e1bc | 838 | );\r |
| 95276127 | 839 | \r |
| e49ef433 | 840 | /**\r |
| 841 | Read the EFI variable (VendorGuid/Name) and return a dynamically allocated\r | |
| 842 | buffer, and the size of the buffer. On failure return NULL.\r | |
| 843 | \r | |
| 844 | @param Name String part of EFI variable name\r | |
| 845 | @param VendorGuid GUID part of EFI variable name\r | |
| 846 | @param VariableSize Returns the size of the EFI variable that was read\r | |
| 847 | \r | |
| 848 | @return Dynamically allocated memory that contains a copy of the EFI variable.\r | |
| 5c998646 | 849 | Caller is repsoncible freeing the buffer. If variable was not read,\r |
| ab76200c | 850 | NULL regturned.\r |
| e49ef433 | 851 | \r |
| 852 | **/\r | |
| 00bfdbe1 | 853 | VOID *\r |
| 95276127 | 854 | TerminalGetVariableAndSize (\r |
| 855 | IN CHAR16 *Name,\r | |
| 856 | IN EFI_GUID *VendorGuid,\r | |
| 857 | OUT UINTN *VariableSize\r | |
| ed66e1bc | 858 | );\r |
| 95276127 | 859 | \r |
| 8fd98315 | 860 | /**\r |
| 861 | Build termial device path according to terminal type.\r | |
| 862 | \r | |
| 863 | @param TerminalType The terminal type is PC ANSI, VT100, VT100+ or VT-UTF8.\r | |
| 11baadb6 | 864 | @param ParentDevicePath Parent device path.\r |
| 8fd98315 | 865 | @param TerminalDevicePath Returned terminal device path, if building successfully.\r |
| 866 | \r | |
| 867 | @retval EFI_UNSUPPORTED Terminal does not belong to the supported type.\r | |
| 868 | @retval EFI_OUT_OF_RESOURCES Generate terminal device path failed.\r | |
| 869 | @retval EFI_SUCCESS Build terminal device path successfully.\r | |
| 870 | \r | |
| 871 | **/\r | |
| 95276127 | 872 | EFI_STATUS\r |
| 873 | SetTerminalDevicePath (\r | |
| 874 | IN UINT8 TerminalType,\r | |
| 875 | IN EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath,\r | |
| 876 | OUT EFI_DEVICE_PATH_PROTOCOL **TerminalDevicePath\r | |
| ed66e1bc | 877 | );\r |
| 95276127 | 878 | \r |
| e49ef433 | 879 | /**\r |
| 880 | Get one key out of serial buffer.\r | |
| 881 | \r | |
| 882 | @param SerialIo Serial I/O protocl attached to the serial device.\r | |
| 883 | @param Input The fetched key.\r | |
| 884 | \r | |
| 00bfdbe1 | 885 | @retval EFI_NOT_READY If serial buffer is empty.\r |
| 886 | @retval EFI_DEVICE_ERROR If reading serial buffer encounter error.\r | |
| 887 | @retval EFI_SUCCESS If reading serial buffer successfully, put\r | |
| e49ef433 | 888 | the fetched key to the parameter output.\r |
| 889 | \r | |
| 890 | **/\r | |
| 95276127 | 891 | EFI_STATUS\r |
| 892 | GetOneKeyFromSerial (\r | |
| 893 | EFI_SERIAL_IO_PROTOCOL *SerialIo,\r | |
| 894 | UINT8 *Input\r | |
| ed66e1bc | 895 | );\r |
| 95276127 | 896 | \r |
| e49ef433 | 897 | /**\r |
| 898 | Insert one byte raw data into the Raw Data FIFO.\r | |
| 899 | \r | |
| 900 | @param TerminalDevice Terminal driver private structure.\r | |
| 901 | @param Input The key will be input.\r | |
| 902 | \r | |
| 00bfdbe1 | 903 | @retval TRUE If insert successfully.\r |
| 904 | @retval FLASE If Raw Data buffer is full before key insertion,\r | |
| e49ef433 | 905 | and the key is lost.\r |
| 906 | \r | |
| 907 | **/\r | |
| 95276127 | 908 | BOOLEAN\r |
| 909 | RawFiFoInsertOneKey (\r | |
| 910 | TERMINAL_DEV *TerminalDevice,\r | |
| 911 | UINT8 Input\r | |
| ed66e1bc | 912 | );\r |
| 95276127 | 913 | \r |
| e49ef433 | 914 | /**\r |
| 915 | Remove one pre-fetched key out of the Raw Data FIFO.\r | |
| 916 | \r | |
| 917 | @param TerminalDevice Terminal driver private structure.\r | |
| 918 | @param Output The key will be removed.\r | |
| 919 | \r | |
| 00bfdbe1 | 920 | @retval TRUE If insert successfully.\r |
| 921 | @retval FLASE If Raw Data FIFO buffer is empty before remove operation.\r | |
| e49ef433 | 922 | \r |
| 923 | **/\r | |
| 95276127 | 924 | BOOLEAN\r |
| 925 | RawFiFoRemoveOneKey (\r | |
| 926 | TERMINAL_DEV *TerminalDevice,\r | |
| 927 | UINT8 *Output\r | |
| ed66e1bc | 928 | );\r |
| 95276127 | 929 | \r |
| e49ef433 | 930 | /**\r |
| 931 | Clarify whether Raw Data FIFO buffer is empty.\r | |
| 932 | \r | |
| 933 | @param TerminalDevice Terminal driver private structure\r | |
| 934 | \r | |
| 00bfdbe1 | 935 | @retval TRUE If Raw Data FIFO buffer is empty.\r |
| 936 | @retval FLASE If Raw Data FIFO buffer is not empty.\r | |
| e49ef433 | 937 | \r |
| 938 | **/\r | |
| 95276127 | 939 | BOOLEAN\r |
| 940 | IsRawFiFoEmpty (\r | |
| 941 | TERMINAL_DEV *TerminalDevice\r | |
| ed66e1bc | 942 | );\r |
| 95276127 | 943 | \r |
| e49ef433 | 944 | /**\r |
| 945 | Clarify whether Raw Data FIFO buffer is full.\r | |
| 946 | \r | |
| 947 | @param TerminalDevice Terminal driver private structure\r | |
| 948 | \r | |
| 00bfdbe1 | 949 | @retval TRUE If Raw Data FIFO buffer is full.\r |
| 950 | @retval FLASE If Raw Data FIFO buffer is not full.\r | |
| e49ef433 | 951 | \r |
| 952 | **/\r | |
| 95276127 | 953 | BOOLEAN\r |
| 954 | IsRawFiFoFull (\r | |
| 955 | TERMINAL_DEV *TerminalDevice\r | |
| ed66e1bc | 956 | );\r |
| 95276127 | 957 | \r |
| e49ef433 | 958 | /**\r |
| 959 | Insert one pre-fetched key into the FIFO buffer.\r | |
| 960 | \r | |
| 961 | @param TerminalDevice Terminal driver private structure.\r | |
| 962 | @param Key The key will be input.\r | |
| 963 | \r | |
| 00bfdbe1 | 964 | @retval TRUE If insert successfully.\r |
| 965 | @retval FLASE If FIFO buffer is full before key insertion,\r | |
| e49ef433 | 966 | and the key is lost.\r |
| 967 | \r | |
| 968 | **/\r | |
| 95276127 | 969 | BOOLEAN\r |
| 970 | EfiKeyFiFoInsertOneKey (\r | |
| 971 | TERMINAL_DEV *TerminalDevice,\r | |
| 972 | EFI_INPUT_KEY Key\r | |
| ed66e1bc | 973 | );\r |
| 95276127 | 974 | \r |
| e49ef433 | 975 | /**\r |
| 976 | Remove one pre-fetched key out of the FIFO buffer.\r | |
| 977 | \r | |
| 978 | @param TerminalDevice Terminal driver private structure.\r | |
| 979 | @param Output The key will be removed.\r | |
| 980 | \r | |
| 00bfdbe1 | 981 | @retval TRUE If insert successfully.\r |
| 982 | @retval FLASE If FIFO buffer is empty before remove operation.\r | |
| e49ef433 | 983 | \r |
| 984 | **/\r | |
| 95276127 | 985 | BOOLEAN\r |
| 986 | EfiKeyFiFoRemoveOneKey (\r | |
| 987 | TERMINAL_DEV *TerminalDevice,\r | |
| 988 | EFI_INPUT_KEY *Output\r | |
| ed66e1bc | 989 | );\r |
| 95276127 | 990 | \r |
| e49ef433 | 991 | /**\r |
| 992 | Clarify whether FIFO buffer is empty.\r | |
| 993 | \r | |
| 994 | @param TerminalDevice Terminal driver private structure\r | |
| 995 | \r | |
| 00bfdbe1 | 996 | @retval TRUE If FIFO buffer is empty.\r |
| 997 | @retval FLASE If FIFO buffer is not empty.\r | |
| e49ef433 | 998 | \r |
| 999 | **/\r | |
| 95276127 | 1000 | BOOLEAN\r |
| 1001 | IsEfiKeyFiFoEmpty (\r | |
| 1002 | TERMINAL_DEV *TerminalDevice\r | |
| ed66e1bc | 1003 | );\r |
| 95276127 | 1004 | \r |
| e49ef433 | 1005 | /**\r |
| 1006 | Clarify whether FIFO buffer is full.\r | |
| 1007 | \r | |
| 1008 | @param TerminalDevice Terminal driver private structure\r | |
| 1009 | \r | |
| 00bfdbe1 | 1010 | @retval TRUE If FIFO buffer is full.\r |
| 1011 | @retval FLASE If FIFO buffer is not full.\r | |
| e49ef433 | 1012 | \r |
| 1013 | **/\r | |
| 95276127 | 1014 | BOOLEAN\r |
| 1015 | IsEfiKeyFiFoFull (\r | |
| 1016 | TERMINAL_DEV *TerminalDevice\r | |
| ed66e1bc | 1017 | );\r |
| 95276127 | 1018 | \r |
| e49ef433 | 1019 | /**\r |
| 1020 | Insert one pre-fetched key into the Unicode FIFO buffer.\r | |
| 1021 | \r | |
| 1022 | @param TerminalDevice Terminal driver private structure.\r | |
| 1023 | @param Input The key will be input.\r | |
| 1024 | \r | |
| 00bfdbe1 | 1025 | @retval TRUE If insert successfully.\r |
| 1026 | @retval FLASE If Unicode FIFO buffer is full before key insertion,\r | |
| e49ef433 | 1027 | and the key is lost.\r |
| 1028 | \r | |
| 1029 | **/\r | |
| 95276127 | 1030 | BOOLEAN\r |
| 1031 | UnicodeFiFoInsertOneKey (\r | |
| 1032 | TERMINAL_DEV *TerminalDevice,\r | |
| 1033 | UINT16 Input\r | |
| ed66e1bc | 1034 | );\r |
| 95276127 | 1035 | \r |
| e49ef433 | 1036 | /**\r |
| 1037 | Remove one pre-fetched key out of the Unicode FIFO buffer.\r | |
| 1038 | \r | |
| 1039 | @param TerminalDevice Terminal driver private structure.\r | |
| 1040 | @param Output The key will be removed.\r | |
| 1041 | \r | |
| 00bfdbe1 | 1042 | @retval TRUE If insert successfully.\r |
| 1043 | @retval FLASE If Unicode FIFO buffer is empty before remove operation.\r | |
| e49ef433 | 1044 | \r |
| 1045 | **/\r | |
| 95276127 | 1046 | BOOLEAN\r |
| 1047 | UnicodeFiFoRemoveOneKey (\r | |
| 1048 | TERMINAL_DEV *TerminalDevice,\r | |
| 1049 | UINT16 *Output\r | |
| ed66e1bc | 1050 | );\r |
| 95276127 | 1051 | \r |
| e49ef433 | 1052 | /**\r |
| 1053 | Clarify whether Unicode FIFO buffer is empty.\r | |
| 1054 | \r | |
| 1055 | @param TerminalDevice Terminal driver private structure\r | |
| 1056 | \r | |
| 00bfdbe1 | 1057 | @retval TRUE If Unicode FIFO buffer is empty.\r |
| 1058 | @retval FLASE If Unicode FIFO buffer is not empty.\r | |
| e49ef433 | 1059 | \r |
| 1060 | **/\r | |
| 95276127 | 1061 | BOOLEAN\r |
| 1062 | IsUnicodeFiFoEmpty (\r | |
| 1063 | TERMINAL_DEV *TerminalDevice\r | |
| ed66e1bc | 1064 | );\r |
| 95276127 | 1065 | \r |
| e49ef433 | 1066 | /**\r |
| 1067 | Clarify whether Unicode FIFO buffer is full.\r | |
| 1068 | \r | |
| 1069 | @param TerminalDevice Terminal driver private structure\r | |
| 1070 | \r | |
| 00bfdbe1 | 1071 | @retval TRUE If Unicode FIFO buffer is full.\r |
| 1072 | @retval FLASE If Unicode FIFO buffer is not full.\r | |
| e49ef433 | 1073 | \r |
| 1074 | **/\r | |
| 95276127 | 1075 | BOOLEAN\r |
| 1076 | IsUnicodeFiFoFull (\r | |
| 1077 | TERMINAL_DEV *TerminalDevice\r | |
| ed66e1bc | 1078 | );\r |
| 95276127 | 1079 | \r |
| 8fd98315 | 1080 | /**\r |
| 1081 | Count Unicode FIFO buffer.\r | |
| 1082 | \r | |
| 1083 | @param TerminalDevice Terminal driver private structure\r | |
| 1084 | \r | |
| 1085 | @return The count in bytes of Unicode FIFO.\r | |
| 1086 | \r | |
| 1087 | **/\r | |
| 95276127 | 1088 | UINT8\r |
| 1089 | UnicodeFiFoGetKeyCount (\r | |
| 1090 | TERMINAL_DEV *TerminalDevice\r | |
| ed66e1bc | 1091 | );\r |
| 95276127 | 1092 | \r |
| 8fd98315 | 1093 | /**\r |
| 5c998646 | 1094 | Translate raw data into Unicode (according to different encode), and\r |
| 1095 | translate Unicode into key information. (according to different standard).\r | |
| 8fd98315 | 1096 | \r |
| 1097 | @param TerminalDevice Terminal driver private structure.\r | |
| 1098 | \r | |
| 8fd98315 | 1099 | **/\r |
| 95276127 | 1100 | VOID\r |
| 1101 | TranslateRawDataToEfiKey (\r | |
| 1102 | IN TERMINAL_DEV *TerminalDevice\r | |
| ed66e1bc | 1103 | );\r |
| 95276127 | 1104 | \r |
| 1105 | //\r | |
| 1106 | // internal functions for PC ANSI\r | |
| 1107 | //\r | |
| 8fd98315 | 1108 | \r |
| 1109 | /**\r | |
| 1110 | Translate all raw data in the Raw FIFI into unicode, and insert\r | |
| 1111 | them into Unicode FIFO.\r | |
| 1112 | \r | |
| 1113 | @param TerminalDevice The terminal device.\r | |
| 1114 | \r | |
| 8fd98315 | 1115 | **/\r |
| 95276127 | 1116 | VOID\r |
| 1117 | AnsiRawDataToUnicode (\r | |
| 8fd98315 | 1118 | IN TERMINAL_DEV *TerminalDevice\r |
| ed66e1bc | 1119 | );\r |
| 95276127 | 1120 | \r |
| 8fd98315 | 1121 | /**\r |
| 1122 | Converts a stream of Unicode characters from a terminal input device into EFI Keys that\r | |
| 5c998646 | 1123 | can be read through the Simple Input Protocol.\r |
| 1124 | \r | |
| 8fd98315 | 1125 | The table below shows the keyboard input mappings that this function supports.\r |
| 1126 | If the ESC sequence listed in one of the columns is presented, then it is translated\r | |
| 1127 | into the coorespoding EFI Scan Code. If a matching sequence is not found, then the raw\r | |
| 1128 | key strokes are converted into EFI Keys.\r | |
| 1129 | \r | |
| 1130 | 2 seconds are allowed for an ESC sequence to be completed. If the ESC sequence is not\r | |
| 1131 | completed in 2 seconds, then the raw key strokes of the partial ESC sequence are\r | |
| 1132 | converted into EFI Keys.\r | |
| 1133 | There is one special input sequence that will force the system to reset.\r | |
| 1134 | This is ESC R ESC r ESC R.\r | |
| 1135 | \r | |
| 1136 | Symbols used in table below\r | |
| 1137 | ===========================\r | |
| 1138 | ESC = 0x1B\r | |
| 1139 | CSI = 0x9B\r | |
| 1140 | DEL = 0x7f\r | |
| 1141 | ^ = CTRL\r | |
| 1142 | +=========+======+===========+==========+==========+\r | |
| 1143 | | | EFI | UEFI 2.0 | | |\r | |
| 1144 | | | Scan | | VT100+ | |\r | |
| 1145 | | KEY | Code | PC ANSI | VTUTF8 | VT100 |\r | |
| 1146 | +=========+======+===========+==========+==========+\r | |
| 1147 | | NULL | 0x00 | | | |\r | |
| 1148 | | UP | 0x01 | ESC [ A | ESC [ A | ESC [ A |\r | |
| 1149 | | DOWN | 0x02 | ESC [ B | ESC [ B | ESC [ B |\r | |
| 1150 | | RIGHT | 0x03 | ESC [ C | ESC [ C | ESC [ C |\r | |
| 1151 | | LEFT | 0x04 | ESC [ D | ESC [ D | ESC [ D |\r | |
| 1152 | | HOME | 0x05 | ESC [ H | ESC h | ESC [ H |\r | |
| 1153 | | END | 0x06 | ESC [ F | ESC k | ESC [ K |\r | |
| 1154 | | INSERT | 0x07 | ESC [ @ | ESC + | ESC [ @ |\r | |
| 1155 | | | | ESC [ L | | ESC [ L |\r | |
| 1156 | | DELETE | 0x08 | ESC [ X | ESC - | ESC [ P |\r | |
| 1157 | | PG UP | 0x09 | ESC [ I | ESC ? | ESC [ V |\r | |
| 1158 | | | | | | ESC [ ? |\r | |
| 1159 | | PG DOWN | 0x0A | ESC [ G | ESC / | ESC [ U |\r | |
| 1160 | | | | | | ESC [ / |\r | |
| 1161 | | F1 | 0x0B | ESC [ M | ESC 1 | ESC O P |\r | |
| 1162 | | F2 | 0x0C | ESC [ N | ESC 2 | ESC O Q |\r | |
| 1163 | | F3 | 0x0D | ESC [ O | ESC 3 | ESC O w |\r | |
| 1164 | | F4 | 0x0E | ESC [ P | ESC 4 | ESC O x |\r | |
| 1165 | | F5 | 0x0F | ESC [ Q | ESC 5 | ESC O t |\r | |
| 1166 | | F6 | 0x10 | ESC [ R | ESC 6 | ESC O u |\r | |
| 1167 | | F7 | 0x11 | ESC [ S | ESC 7 | ESC O q |\r | |
| 1168 | | F8 | 0x12 | ESC [ T | ESC 8 | ESC O r |\r | |
| 1169 | | F9 | 0x13 | ESC [ U | ESC 9 | ESC O p |\r | |
| 1170 | | F10 | 0x14 | ESC [ V | ESC 0 | ESC O M |\r | |
| 1171 | | Escape | 0x17 | ESC | ESC | ESC |\r | |
| 1172 | | F11 | 0x15 | | ESC ! | |\r | |
| 1173 | | F12 | 0x16 | | ESC @ | |\r | |
| 1174 | +=========+======+===========+==========+==========+\r | |
| 5c998646 | 1175 | \r |
| 8fd98315 | 1176 | Special Mappings\r |
| 1177 | ================\r | |
| 1178 | ESC R ESC r ESC R = Reset System\r | |
| 1179 | \r | |
| 1180 | \r | |
| 1181 | @param TerminalDevice The terminal device to use to translate raw input into EFI Keys\r | |
| 1182 | \r | |
| 8fd98315 | 1183 | **/\r |
| 95276127 | 1184 | VOID\r |
| 1185 | UnicodeToEfiKey (\r | |
| ab76200c | 1186 | IN TERMINAL_DEV *TerminalDevice\r |
| ed66e1bc | 1187 | );\r |
| 95276127 | 1188 | \r |
| 8fd98315 | 1189 | /**\r |
| 1190 | Check if input string is valid Ascii string, valid EFI control characters\r | |
| 1191 | or valid text graphics.\r | |
| 1192 | \r | |
| 1193 | @param TerminalDevice The terminal device.\r | |
| 5c998646 | 1194 | @param WString The input string.\r |
| 1195 | \r | |
| 8fd98315 | 1196 | @retval EFI_UNSUPPORTED If not all input characters are valid.\r |
| 1197 | @retval EFI_SUCCESS If all input characters are valid.\r | |
| 1198 | \r | |
| 1199 | **/\r | |
| 95276127 | 1200 | EFI_STATUS\r |
| 1201 | AnsiTestString (\r | |
| 1202 | IN TERMINAL_DEV *TerminalDevice,\r | |
| 95276127 | 1203 | IN CHAR16 *WString\r |
| ed66e1bc | 1204 | );\r |
| 95276127 | 1205 | \r |
| 1206 | //\r | |
| 1207 | // internal functions for VTUTF8\r | |
| 1208 | //\r | |
| 8fd98315 | 1209 | \r |
| 1210 | /**\r | |
| 5c998646 | 1211 | Translate all VT-UTF8 characters in the Raw FIFI into unicode characters,\r |
| 8fd98315 | 1212 | and insert them into Unicode FIFO.\r |
| 1213 | \r | |
| 1214 | @param VtUtf8Device The terminal device.\r | |
| 1215 | \r | |
| 8fd98315 | 1216 | **/\r |
| 95276127 | 1217 | VOID\r |
| 1218 | VTUTF8RawDataToUnicode (\r | |
| 1219 | IN TERMINAL_DEV *VtUtf8Device\r | |
| ed66e1bc | 1220 | );\r |
| 95276127 | 1221 | \r |
| 8fd98315 | 1222 | /**\r |
| 1223 | Check if input string is valid VT-UTF8 string.\r | |
| 1224 | \r | |
| 1225 | @param TerminalDevice The terminal device.\r | |
| 5c998646 | 1226 | @param WString The input string.\r |
| 1227 | \r | |
| 8fd98315 | 1228 | @retval EFI_SUCCESS If all input characters are valid.\r |
| 1229 | \r | |
| 1230 | **/\r | |
| 95276127 | 1231 | EFI_STATUS\r |
| 1232 | VTUTF8TestString (\r | |
| 1233 | IN TERMINAL_DEV *TerminalDevice,\r | |
| 1234 | IN CHAR16 *WString\r | |
| ed66e1bc | 1235 | );\r |
| 95276127 | 1236 | \r |
| 5c998646 | 1237 | /**\r |
| 8fd98315 | 1238 | Translate one Unicode character into VT-UTF8 characters.\r |
| 1239 | \r | |
| 1240 | UTF8 Encoding Table\r | |
| 1241 | Bits per Character | Unicode Character Range | Unicode Binary Encoding | UTF8 Binary Encoding\r | |
| 11baadb6 | 1242 | 0-7 | 0x0000 - 0x007F | 00000000 0xxxxxxx | 0xxxxxxx\r |
| 1243 | 8-11 | 0x0080 - 0x07FF | 00000xxx xxxxxxxx | 110xxxxx 10xxxxxx\r | |
| 1244 | 12-16 | 0x0800 - 0xFFFF | xxxxxxxx xxxxxxxx | 1110xxxx 10xxxxxx 10xxxxxx\r | |
| 8fd98315 | 1245 | \r |
| 1246 | \r | |
| 1247 | @param Unicode Unicode character need translating.\r | |
| 1248 | @param Utf8Char Return VT-UTF8 character set.\r | |
| 1249 | @param ValidBytes The count of valid VT-UTF8 characters. If\r | |
| 1250 | ValidBytes is zero, no valid VT-UTF8 returned.\r | |
| 8fd98315 | 1251 | \r |
| 1252 | **/\r | |
| 95276127 | 1253 | VOID\r |
| 1254 | UnicodeToUtf8 (\r | |
| 1255 | IN CHAR16 Unicode,\r | |
| 1256 | OUT UTF8_CHAR *Utf8Char,\r | |
| 1257 | OUT UINT8 *ValidBytes\r | |
| ed66e1bc | 1258 | );\r |
| 95276127 | 1259 | \r |
| 8fd98315 | 1260 | /**\r |
| 1261 | Get one valid VT-UTF8 characters set from Raw Data FIFO.\r | |
| 1262 | \r | |
| 1263 | @param Utf8Device The terminal device.\r | |
| 1264 | @param Utf8Char Returned valid VT-UTF8 characters set.\r | |
| 5c998646 | 1265 | @param ValidBytes The count of returned VT-VTF8 characters.\r |
| 8fd98315 | 1266 | If ValidBytes is zero, no valid VT-UTF8 returned.\r |
| 1267 | \r | |
| 8fd98315 | 1268 | **/\r |
| 95276127 | 1269 | VOID\r |
| 1270 | GetOneValidUtf8Char (\r | |
| 1271 | IN TERMINAL_DEV *Utf8Device,\r | |
| 1272 | OUT UTF8_CHAR *Utf8Char,\r | |
| 1273 | OUT UINT8 *ValidBytes\r | |
| ed66e1bc | 1274 | );\r |
| 95276127 | 1275 | \r |
| 5c998646 | 1276 | /**\r |
| 8fd98315 | 1277 | Translate VT-UTF8 characters into one Unicode character.\r |
| 1278 | \r | |
| 1279 | UTF8 Encoding Table\r | |
| 1280 | Bits per Character | Unicode Character Range | Unicode Binary Encoding | UTF8 Binary Encoding\r | |
| 11baadb6 | 1281 | 0-7 | 0x0000 - 0x007F | 00000000 0xxxxxxx | 0xxxxxxx\r |
| 1282 | 8-11 | 0x0080 - 0x07FF | 00000xxx xxxxxxxx | 110xxxxx 10xxxxxx\r | |
| 1283 | 12-16 | 0x0800 - 0xFFFF | xxxxxxxx xxxxxxxx | 1110xxxx 10xxxxxx 10xxxxxx\r | |
| 8fd98315 | 1284 | \r |
| 1285 | \r | |
| 1286 | @param Utf8Char VT-UTF8 character set needs translating.\r | |
| 1287 | @param ValidBytes The count of valid VT-UTF8 characters.\r | |
| 5c998646 | 1288 | @param UnicodeChar Returned unicode character.\r |
| 8fd98315 | 1289 | \r |
| 1290 | **/\r | |
| 95276127 | 1291 | VOID\r |
| 1292 | Utf8ToUnicode (\r | |
| 1293 | IN UTF8_CHAR Utf8Char,\r | |
| 1294 | IN UINT8 ValidBytes,\r | |
| 1295 | OUT CHAR16 *UnicodeChar\r | |
| ed66e1bc | 1296 | );\r |
| 95276127 | 1297 | \r |
| 1298 | //\r | |
| 1299 | // functions for boxdraw unicode\r | |
| 1300 | //\r | |
| 8fd98315 | 1301 | \r |
| 1302 | /**\r | |
| 1303 | Detects if a Unicode char is for Box Drawing text graphics.\r | |
| 1304 | \r | |
| 1305 | @param Graphic Unicode char to test.\r | |
| 1306 | @param PcAnsi Optional pointer to return PCANSI equivalent of\r | |
| 1307 | Graphic.\r | |
| 1308 | @param Ascii Optional pointer to return ASCII equivalent of\r | |
| 1309 | Graphic.\r | |
| 1310 | \r | |
| 00bfdbe1 | 1311 | @retval TRUE If Graphic is a supported Unicode Box Drawing character.\r |
| 8fd98315 | 1312 | \r |
| 1313 | **/\r | |
| 95276127 | 1314 | BOOLEAN\r |
| 1315 | TerminalIsValidTextGraphics (\r | |
| 1316 | IN CHAR16 Graphic,\r | |
| 1317 | OUT CHAR8 *PcAnsi, OPTIONAL\r | |
| 1318 | OUT CHAR8 *Ascii OPTIONAL\r | |
| ed66e1bc | 1319 | );\r |
| 95276127 | 1320 | \r |
| 8fd98315 | 1321 | /**\r |
| 1322 | Detects if a valid ASCII char.\r | |
| 1323 | \r | |
| 1324 | @param Ascii An ASCII character.\r | |
| 5c998646 | 1325 | \r |
| 8fd98315 | 1326 | @retval TRUE If it is a valid ASCII character.\r |
| 1327 | @retval FALSE If it is not a valid ASCII character.\r | |
| 1328 | \r | |
| 1329 | **/\r | |
| 95276127 | 1330 | BOOLEAN\r |
| 1331 | TerminalIsValidAscii (\r | |
| 1332 | IN CHAR16 Ascii\r | |
| ed66e1bc | 1333 | );\r |
| 95276127 | 1334 | \r |
| 8fd98315 | 1335 | /**\r |
| 1336 | Detects if a valid EFI control character.\r | |
| 1337 | \r | |
| 1338 | @param CharC An input EFI Control character.\r | |
| 5c998646 | 1339 | \r |
| 8fd98315 | 1340 | @retval TRUE If it is a valid EFI control character.\r |
| 1341 | @retval FALSE If it is not a valid EFI control character.\r | |
| 1342 | \r | |
| 1343 | **/\r | |
| 95276127 | 1344 | BOOLEAN\r |
| 1345 | TerminalIsValidEfiCntlChar (\r | |
| 1346 | IN CHAR16 CharC\r | |
| ed66e1bc | 1347 | );\r |
| 95276127 | 1348 | \r |
| aa8f4f55 | 1349 | /**\r |
| 1350 | Check if the device supports hot-plug through its device path.\r | |
| 1351 | \r | |
| 1352 | This function could be updated to check more types of Hot Plug devices.\r | |
| 1353 | Currently, it checks USB and PCCard device.\r | |
| 1354 | \r | |
| 1355 | @param DevicePath Pointer to device's device path.\r | |
| 1356 | \r | |
| 1357 | @retval TRUE The devcie is a hot-plug device\r | |
| 1358 | @retval FALSE The devcie is not a hot-plug device.\r | |
| 1359 | \r | |
| 1360 | **/\r | |
| 1361 | BOOLEAN\r | |
| 1362 | IsHotPlugDevice (\r | |
| 1363 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePath\r | |
| 1364 | );\r | |
| 1365 | \r | |
| 95276127 | 1366 | #endif\r |