| 878ddf1f |
1 | /** @file\r |
| 2 | EFI_USB2_HC_PROTOCOL as defined in UEFI 2.0.\r |
| 3 | \r |
| 4 | Copyright (c) 2006, Intel Corporation \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 |
| 9 | \r |
| 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 |
| 12 | \r |
| 13 | Module Name: Usb2HostController.h\r |
| 14 | \r |
| 15 | **/\r |
| 16 | \r |
| 17 | #ifndef _USB2_HOSTCONTROLLER_H_\r |
| 18 | #define _USB2_HOSTCONTROLLER_H_\r |
| 19 | \r |
| 20 | #define EFI_USB2_HC_PROTOCOL_GUID \\r |
| 21 | { \\r |
| 22 | 0x3e745226, 0x9818, 0x45b6, {0xa2, 0xac, 0xd7, 0xcd, 0xe, 0x8b, 0xa2, 0xbc } \\r |
| 23 | }\r |
| 24 | \r |
| 25 | //\r |
| 26 | // Forward reference for pure ANSI compatability\r |
| 27 | //\r |
| 28 | typedef struct _EFI_USB2_HC_PROTOCOL EFI_USB2_HC_PROTOCOL;\r |
| 29 | \r |
| 30 | #define EFI_USB_SPEED_FULL 0x0000 // 12 Mb/s, USB 1.1 OHCI and UHCI HC.\r |
| 31 | #define EFI_USB_SPEED_LOW 0x0001 // 1 Mb/s, USB 1.1 OHCI and UHCI HC.\r |
| 32 | #define EFI_USB_SPEED_HIGH 0x0002 // 480 Mb/s, USB 2.0 EHCI HC.\r |
| 33 | \r |
| 34 | typedef struct {\r |
| 35 | UINT8 TranslatorHubAddress;\r |
| 36 | UINT8 TranslatorPortNumber;\r |
| 37 | } EFI_USB2_HC_TRANSACTION_TRANSLATOR;\r |
| 38 | \r |
| 39 | //\r |
| 40 | // Protocol definitions\r |
| 41 | //\r |
| 42 | \r |
| 43 | /**\r |
| 44 | Retrieves the Host Controller capabilities.\r |
| 45 | \r |
| 46 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
| 47 | @param MaxSpeed Host controller data transfer speed.\r |
| 48 | @param PortNumber Number of the root hub ports.\r |
| 49 | @param Is64BitCapable TRUE if controller supports 64-bit memory addressing,\r |
| 50 | FALSE otherwise.\r |
| 51 | \r |
| 52 | @retval EFI_SUCCESS The host controller capabilities were retrieved successfully.\r |
| 53 | @retval EFI_INVALID_PARAMETER One of the input args was NULL.\r |
| 54 | @retval EFI_DEVICE_ERROR An error was encountered while attempting to\r |
| 55 | retrieve the capabilities.\r |
| 56 | \r |
| 57 | **/\r |
| 58 | typedef\r |
| 59 | EFI_STATUS\r |
| 60 | (EFIAPI *EFI_USB2_HC_PROTOCOL_GET_CAPABILITY) (\r |
| 61 | IN EFI_USB2_HC_PROTOCOL *This,\r |
| 62 | OUT UINT8 *MaxSpeed,\r |
| 63 | OUT UINT8 *PortNumber,\r |
| 64 | OUT UINT8 *Is64BitCapable\r |
| 65 | )\r |
| 66 | ;\r |
| 67 | \r |
| 68 | /**\r |
| 69 | Provides software reset for the USB host controller.\r |
| 70 | \r |
| 71 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
| 72 | @param Attributes A bit mask of the reset operation to perform.\r |
| 73 | \r |
| 74 | @retval EFI_SUCCESS The reset operation succeeded.\r |
| 75 | @retval EFI_INVALID_PARAMETER Attributes is not valid.\r |
| 76 | @retval EFI_UNSUPPORTED The type of reset specified by Attributes is not currently\r |
| 77 | supported by the host controller hardware.\r |
| 78 | @retval EFI_ACCESS_DENIED Reset operation is rejected due to the debug port being configured\r |
| 79 | and active; only EFI_USB_HC_RESET_GLOBAL_WITH_DEBUG or\r |
| 80 | EFI_USB_HC_RESET_HOST_WITH_DEBUG reset Attributes can be used to\r |
| 81 | perform reset operation for this host controller.\r |
| 82 | @retval EFI_DEVICE_ERROR An error was encountered while attempting to\r |
| 83 | retrieve the capabilities.\r |
| 84 | \r |
| 85 | **/\r |
| 86 | typedef\r |
| 87 | EFI_STATUS\r |
| 88 | (EFIAPI *EFI_USB2_HC_PROTOCOL_RESET) (\r |
| 89 | IN EFI_USB2_HC_PROTOCOL *This,\r |
| 90 | IN UINT16 Attributes\r |
| 91 | )\r |
| 92 | ;\r |
| 93 | \r |
| 94 | /**\r |
| 95 | Retrieves current state of the USB host controller.\r |
| 96 | \r |
| 97 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
| 98 | @param State A pointer to the EFI_USB_HC_STATE data structure that\r |
| 99 | indicates current state of the USB host controller.\r |
| 100 | \r |
| 101 | @retval EFI_SUCCESS The state information of the host controller was returned in State.\r |
| 102 | @retval EFI_INVALID_PARAMETER State is NULL.\r |
| 103 | @retval EFI_DEVICE_ERROR An error was encountered while attempting to retrieve the\r |
| 511710d6 |
104 | host controller's current state.\r |
| 878ddf1f |
105 | \r |
| 106 | **/\r |
| 107 | typedef\r |
| 108 | EFI_STATUS\r |
| 109 | (EFIAPI *EFI_USB2_HC_PROTOCOL_GET_STATE) (\r |
| 110 | IN EFI_USB2_HC_PROTOCOL *This,\r |
| 111 | OUT EFI_USB_HC_STATE *State\r |
| 112 | )\r |
| 113 | ; \r |
| 114 | \r |
| 115 | /**\r |
| 116 | Sets the USB host controller to a specific state.\r |
| 117 | \r |
| 118 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
| 119 | @param State Indicates the state of the host controller that will be set.\r |
| 120 | \r |
| 121 | @retval EFI_SUCCESS The USB host controller was successfully placed in the state\r |
| 122 | specified by State.\r |
| 123 | @retval EFI_INVALID_PARAMETER State is not valid.\r |
| 124 | @retval EFI_DEVICE_ERROR Failed to set the state specified by State due to device error.\r |
| 125 | \r |
| 126 | **/\r |
| 127 | typedef\r |
| 128 | EFI_STATUS\r |
| 129 | (EFIAPI *EFI_USB2_HC_PROTOCOL_SET_STATE) (\r |
| 130 | IN EFI_USB2_HC_PROTOCOL *This,\r |
| 131 | IN EFI_USB_HC_STATE State\r |
| 132 | )\r |
| 133 | ;\r |
| 134 | \r |
| 135 | /**\r |
| 136 | Submits control transfer to a target USB device.\r |
| 137 | \r |
| 138 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
| 139 | @param DeviceAddress Represents the address of the target device on the USB.\r |
| 140 | @param DeviceSpeed Indicates device speed.\r |
| 141 | @param MaximumPacketLength Indicates the maximum packet size that the default control transfer\r |
| 142 | endpoint is capable of sending or receiving.\r |
| 143 | @param Request A pointer to the USB device request that will be sent to the USB device.\r |
| 144 | @param TransferDirection Specifies the data direction for the transfer. There are three values\r |
| 145 | available, EfiUsbDataIn, EfiUsbDataOut and EfiUsbNoData.\r |
| 146 | @param Data A pointer to the buffer of data that will be transmitted to USB device or\r |
| 147 | received from USB device.\r |
| 148 | @param DataLength On input, indicates the size, in bytes, of the data buffer specified by Data.\r |
| 149 | On output, indicates the amount of data actually transferred.\r |
| 150 | @param Translator A pointer to the transaction translator data.\r |
| 151 | @param TimeOut Indicates the maximum time, in milliseconds, which the transfer is\r |
| 152 | allowed to complete.\r |
| 153 | @param TransferResult A pointer to the detailed result information generated by this control\r |
| 154 | transfer.\r |
| 155 | \r |
| 156 | @retval EFI_SUCCESS The control transfer was completed successfully.\r |
| 157 | @retval EFI_INVALID_PARAMETER Some parameters are invalid.\r |
| 158 | @retval EFI_OUT_OF_RESOURCES The control transfer could not be completed due to a lack of resources.\r |
| 159 | @retval EFI_TIMEOUT The control transfer failed due to timeout.\r |
| 160 | @retval EFI_DEVICE_ERROR The control transfer failed due to host controller or device error.\r |
| 161 | Caller should check TransferResult for detailed error information.\r |
| 162 | \r |
| 163 | **/\r |
| 164 | typedef\r |
| 165 | EFI_STATUS\r |
| 166 | (EFIAPI *EFI_USB2_HC_PROTOCOL_CONTROL_TRANSFER) (\r |
| 167 | IN EFI_USB2_HC_PROTOCOL *This,\r |
| 168 | IN UINT8 DeviceAddress,\r |
| 169 | IN UINT8 DeviceSpeed,\r |
| 170 | IN UINTN MaximumPacketLength,\r |
| 171 | IN EFI_USB_DEVICE_REQUEST *Request,\r |
| 172 | IN EFI_USB_DATA_DIRECTION TransferDirection,\r |
| 173 | IN OUT VOID *Data OPTIONAL,\r |
| 174 | IN OUT UINTN *DataLength OPTIONAL,\r |
| 175 | IN UINTN TimeOut,\r |
| 176 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r |
| 177 | OUT UINT32 *TransferResult\r |
| 178 | )\r |
| 179 | ; \r |
| 180 | \r |
| 181 | #define EFI_USB_MAX_BULK_BUFFER_NUM 10\r |
| 182 | \r |
| 183 | /**\r |
| 184 | Submits bulk transfer to a bulk endpoint of a USB device.\r |
| 185 | \r |
| 186 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
| 187 | @param DeviceAddress Represents the address of the target device on the USB.\r |
| 188 | @param EndPointAddress The combination of an endpoint number and an endpoint direction of the\r |
| 189 | target USB device.\r |
| 190 | @param DeviceSpeed Indicates device speed.\r |
| 191 | @param MaximumPacketLength Indicates the maximum packet size the target endpoint is capable of\r |
| 192 | sending or receiving.\r |
| 193 | @param DataBuffersNumber Number of data buffers prepared for the transfer.\r |
| 194 | @param Data Array of pointers to the buffers of data that will be transmitted to USB\r |
| 195 | device or received from USB device.\r |
| 196 | @param DataLength When input, indicates the size, in bytes, of the data buffers specified by\r |
| 197 | Data. When output, indicates the actually transferred data size.\r |
| 198 | @param DataToggle A pointer to the data toggle value.\r |
| 199 | @param Translator A pointer to the transaction translator data.\r |
| 200 | @param TimeOut Indicates the maximum time, in milliseconds, which the transfer is\r |
| 201 | allowed to complete.\r |
| 202 | @param TransferResult A pointer to the detailed result information of the bulk transfer.\r |
| 203 | \r |
| 204 | @retval EFI_SUCCESS The bulk transfer was completed successfully.\r |
| 205 | @retval EFI_INVALID_PARAMETER Some parameters are invalid.\r |
| 206 | @retval EFI_OUT_OF_RESOURCES The bulk transfer could not be submitted due to a lack of resources.\r |
| 207 | @retval EFI_TIMEOUT The bulk transfer failed due to timeout.\r |
| 208 | @retval EFI_DEVICE_ERROR The bulk transfer failed due to host controller or device error.\r |
| 209 | Caller should check TransferResult for detailed error information.\r |
| 210 | \r |
| 211 | **/\r |
| 212 | typedef\r |
| 213 | EFI_STATUS\r |
| 214 | (EFIAPI *EFI_USB2_HC_PROTOCOL_BULK_TRANSFER) (\r |
| 215 | IN EFI_USB2_HC_PROTOCOL *This,\r |
| 216 | IN UINT8 DeviceAddress,\r |
| 217 | IN UINT8 EndPointAddress,\r |
| 218 | IN UINT8 DeviceSpeed,\r |
| 219 | IN UINTN MaximumPacketLength,\r |
| 220 | IN UINT8 DataBuffersNumber,\r |
| 221 | IN OUT VOID *Data[EFI_USB_MAX_BULK_BUFFER_NUM],\r |
| 222 | IN OUT UINTN *DataLength,\r |
| 223 | IN OUT UINT8 *DataToggle,\r |
| 224 | IN UINTN TimeOut,\r |
| 225 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r |
| 226 | OUT UINT32 *TransferResult\r |
| 227 | )\r |
| 228 | ;\r |
| 229 | \r |
| 230 | /**\r |
| 231 | Submits an asynchronous interrupt transfer to an interrupt endpoint of a USB device.\r |
| 59a6c179 |
232 | Translator parameter doesn't exist in UEFI2.0 spec, but it will be updated in the following specification version.\r |
| 233 | \r |
| 878ddf1f |
234 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
| 235 | @param DeviceAddress Represents the address of the target device on the USB.\r |
| 236 | @param EndPointAddress The combination of an endpoint number and an endpoint direction of the\r |
| 237 | target USB device.\r |
| 238 | @param DeviceSpeed Indicates device speed.\r |
| 239 | @param MaximumPacketLength Indicates the maximum packet size the target endpoint is capable of\r |
| 240 | sending or receiving.\r |
| 241 | @param IsNewTransfer If TRUE, an asynchronous interrupt pipe is built between the host and the\r |
| 242 | target interrupt endpoint. If FALSE, the specified asynchronous interrupt\r |
| 243 | pipe is canceled. If TRUE, and an interrupt transfer exists for the target\r |
| 244 | end point, then EFI_INVALID_PARAMETER is returned.\r |
| 245 | @param DataToggle A pointer to the data toggle value.\r |
| 246 | @param PollingInterval Indicates the interval, in milliseconds, that the asynchronous interrupt\r |
| 247 | transfer is polled.\r |
| 248 | @param DataLength Indicates the length of data to be received at the rate specified by\r |
| 249 | PollingInterval from the target asynchronous interrupt endpoint.\r |
| 59a6c179 |
250 | @param Translator A pointr to the transaction translator data.\r |
| 878ddf1f |
251 | @param CallBackFunction The Callback function. This function is called at the rate specified by\r |
| 252 | PollingInterval.\r |
| 253 | @param Context The context that is passed to the CallBackFunction. This is an\r |
| 254 | optional parameter and may be NULL.\r |
| 255 | \r |
| 256 | @retval EFI_SUCCESS The asynchronous interrupt transfer request has been successfully\r |
| 257 | submitted or canceled.\r |
| 258 | @retval EFI_INVALID_PARAMETER Some parameters are invalid.\r |
| 259 | @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.\r |
| 260 | \r |
| 261 | **/\r |
| 262 | typedef\r |
| 263 | EFI_STATUS\r |
| 264 | (EFIAPI *EFI_USB2_HC_PROTOCOL_ASYNC_INTERRUPT_TRANSFER) (\r |
| 265 | IN EFI_USB2_HC_PROTOCOL *This,\r |
| 266 | IN UINT8 DeviceAddress,\r |
| 267 | IN UINT8 EndPointAddress,\r |
| 268 | IN UINT8 DeviceSpeed,\r |
| 269 | IN UINTN MaxiumPacketLength,\r |
| 270 | IN BOOLEAN IsNewTransfer,\r |
| 271 | IN OUT UINT8 *DataToggle,\r |
| 272 | IN UINTN PollingInterval OPTIONAL,\r |
| 273 | IN UINTN DataLength OPTIONAL,\r |
| 562d2849 |
274 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator OPTIONAL,\r |
| 878ddf1f |
275 | IN EFI_ASYNC_USB_TRANSFER_CALLBACK CallBackFunction OPTIONAL,\r |
| 276 | IN VOID *Context OPTIONAL\r |
| 277 | )\r |
| 278 | ;\r |
| 279 | \r |
| 280 | /**\r |
| 281 | Submits synchronous interrupt transfer to an interrupt endpoint of a USB device.\r |
| 59a6c179 |
282 | Translator parameter doesn't exist in UEFI2.0 spec, but it will be updated in the following specification version.\r |
| 878ddf1f |
283 | \r |
| 284 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
| 285 | @param DeviceAddress Represents the address of the target device on the USB.\r |
| 286 | @param EndPointAddress The combination of an endpoint number and an endpoint direction of the\r |
| 287 | target USB device.\r |
| 288 | @param DeviceSpeed Indicates device speed.\r |
| 289 | @param MaximumPacketLength Indicates the maximum packet size the target endpoint is capable of\r |
| 290 | sending or receiving.\r |
| 291 | @param Data A pointer to the buffer of data that will be transmitted to USB device or\r |
| 292 | received from USB device.\r |
| 293 | @param DataLength On input, the size, in bytes, of the data buffer specified by Data. On\r |
| 294 | output, the number of bytes transferred.\r |
| 295 | @param DataToggle A pointer to the data toggle value.\r |
| 296 | @param TimeOut Indicates the maximum time, in milliseconds, which the transfer is\r |
| 297 | allowed to complete.\r |
| 59a6c179 |
298 | @param Translator A pointr to the transaction translator data.\r |
| 878ddf1f |
299 | @param TransferResult A pointer to the detailed result information from the synchronous\r |
| 300 | interrupt transfer.\r |
| 301 | \r |
| 302 | @retval EFI_SUCCESS The synchronous interrupt transfer was completed successfully.\r |
| 303 | @retval EFI_INVALID_PARAMETER Some parameters are invalid.\r |
| 304 | @retval EFI_OUT_OF_RESOURCES The synchronous interrupt transfer could not be submitted due to a lack of resources.\r |
| 305 | @retval EFI_TIMEOUT The synchronous interrupt transfer failed due to timeout.\r |
| 306 | @retval EFI_DEVICE_ERROR The synchronous interrupt transfer failed due to host controller or device error.\r |
| 307 | Caller should check TransferResult for detailed error information.\r |
| 308 | \r |
| 309 | **/\r |
| 310 | typedef\r |
| 311 | EFI_STATUS\r |
| 312 | (EFIAPI *EFI_USB2_HC_PROTOCOL_SYNC_INTERRUPT_TRANSFER) (\r |
| 562d2849 |
313 | IN EFI_USB2_HC_PROTOCOL *This,\r |
| 314 | IN UINT8 DeviceAddress,\r |
| 315 | IN UINT8 EndPointAddress,\r |
| 316 | IN UINT8 DeviceSpeed,\r |
| 317 | IN UINTN MaximumPacketLength,\r |
| 318 | IN OUT VOID *Data,\r |
| 319 | IN OUT UINTN *DataLength,\r |
| 320 | IN OUT UINT8 *DataToggle,\r |
| 321 | IN UINTN TimeOut,\r |
| 322 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r |
| 323 | OUT UINT32 *TransferResult\r |
| 878ddf1f |
324 | )\r |
| 325 | ;\r |
| 326 | \r |
| 327 | #define EFI_USB_MAX_ISO_BUFFER_NUM 7\r |
| 328 | #define EFI_USB_MAX_ISO_BUFFER_NUM1 2\r |
| 329 | \r |
| 330 | /**\r |
| 331 | Submits isochronous transfer to an isochronous endpoint of a USB device.\r |
| 332 | \r |
| 333 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
| 334 | @param DeviceAddress Represents the address of the target device on the USB.\r |
| 335 | @param EndPointAddress The combination of an endpoint number and an endpoint direction of the\r |
| 336 | target USB device.\r |
| 337 | @param DeviceSpeed Indicates device speed.\r |
| 338 | @param MaximumPacketLength Indicates the maximum packet size the target endpoint is capable of\r |
| 339 | sending or receiving.\r |
| 340 | @param DataBuffersNumber Number of data buffers prepared for the transfer.\r |
| 341 | @param Data Array of pointers to the buffers of data that will be transmitted to USB\r |
| 342 | device or received from USB device.\r |
| 343 | @param DataLength Specifies the length, in bytes, of the data to be sent to or received from\r |
| 344 | the USB device.\r |
| 345 | @param Translator A pointer to the transaction translator data.\r |
| 346 | @param TransferResult A pointer to the detailed result information of the isochronous transfer.\r |
| 347 | \r |
| 348 | @retval EFI_SUCCESS The isochronous transfer was completed successfully.\r |
| 349 | @retval EFI_INVALID_PARAMETER Some parameters are invalid.\r |
| 350 | @retval EFI_OUT_OF_RESOURCES The isochronous transfer could not be submitted due to a lack of resources.\r |
| 351 | @retval EFI_TIMEOUT The isochronous transfer cannot be completed within the one USB frame time.\r |
| 352 | @retval EFI_DEVICE_ERROR The isochronous transfer failed due to host controller or device error.\r |
| 353 | Caller should check TransferResult for detailed error information.\r |
| 354 | \r |
| 355 | **/\r |
| 356 | typedef\r |
| 357 | EFI_STATUS\r |
| 358 | (EFIAPI *EFI_USB2_HC_PROTOCOL_ISOCHRONOUS_TRANSFER) (\r |
| 359 | IN EFI_USB2_HC_PROTOCOL *This,\r |
| 360 | IN UINT8 DeviceAddress,\r |
| 361 | IN UINT8 EndPointAddress,\r |
| 362 | IN UINT8 DeviceSpeed,\r |
| 363 | IN UINTN MaximumPacketLength,\r |
| 364 | IN UINT8 DataBuffersNumber,\r |
| 365 | IN OUT VOID *Data[EFI_USB_MAX_ISO_BUFFER_NUM],\r |
| 366 | IN UINTN DataLength,\r |
| 367 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r |
| 368 | OUT UINT32 *TransferResult\r |
| 369 | )\r |
| 370 | ;\r |
| 371 | \r |
| 372 | /**\r |
| 373 | Submits nonblocking isochronous transfer to an isochronous endpoint of a USB device.\r |
| 374 | \r |
| 375 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
| 376 | @param DeviceAddress Represents the address of the target device on the USB.\r |
| 377 | @param EndPointAddress The combination of an endpoint number and an endpoint direction of the\r |
| 378 | target USB device.\r |
| 379 | @param DeviceSpeed Indicates device speed.\r |
| 380 | @param MaximumPacketLength Indicates the maximum packet size the target endpoint is capable of\r |
| 381 | sending or receiving.\r |
| 382 | @param DataBuffersNumber Number of data buffers prepared for the transfer.\r |
| 383 | @param Data Array of pointers to the buffers of data that will be transmitted to USB\r |
| 384 | device or received from USB device.\r |
| 385 | @param DataLength Specifies the length, in bytes, of the data to be sent to or received from\r |
| 386 | the USB device.\r |
| 387 | @param Translator A pointer to the transaction translator data.\r |
| 388 | @param IsochronousCallback The Callback function. This function is called if the requested\r |
| 389 | isochronous transfer is completed.\r |
| 390 | @param Context Data passed to the IsochronousCallback function. This is an\r |
| 391 | optional parameter and may be NULL.\r |
| 392 | \r |
| 393 | @retval EFI_SUCCESS The asynchronous isochronous transfer request has been successfully\r |
| 394 | submitted or canceled.\r |
| 395 | @retval EFI_INVALID_PARAMETER Some parameters are invalid.\r |
| 396 | @retval EFI_OUT_OF_RESOURCES The asynchronous isochronous transfer could not be submitted due to\r |
| 397 | a lack of resources.\r |
| 398 | \r |
| 399 | **/\r |
| 400 | typedef\r |
| 401 | EFI_STATUS\r |
| 402 | (EFIAPI *EFI_USB2_HC_PROTOCOL_ASYNC_ISOCHRONOUS_TRANSFER) (\r |
| 403 | IN EFI_USB2_HC_PROTOCOL *This,\r |
| 404 | IN UINT8 DeviceAddress,\r |
| 405 | IN UINT8 EndPointAddress,\r |
| 406 | IN UINT8 DeviceSpeed,\r |
| 407 | IN UINTN MaximumPacketLength,\r |
| 408 | IN UINT8 DataBuffersNumber,\r |
| 409 | IN OUT VOID *Data[EFI_USB_MAX_ISO_BUFFER_NUM],\r |
| 410 | IN UINTN DataLength,\r |
| 411 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r |
| 412 | IN EFI_ASYNC_USB_TRANSFER_CALLBACK IsochronousCallBack,\r |
| 413 | IN VOID *Context OPTIONAL\r |
| 414 | )\r |
| 415 | ;\r |
| 416 | \r |
| 417 | /**\r |
| 418 | Retrieves the current status of a USB root hub port.\r |
| 419 | \r |
| 420 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
| 421 | @param PortNumber Specifies the root hub port from which the status is to be retrieved.\r |
| 422 | This value is zero based.\r |
| 423 | @param PortStatus A pointer to the current port status bits and port status change bits.\r |
| 424 | \r |
| 425 | @retval EFI_SUCCESS The status of the USB root hub port specified by PortNumber\r |
| 426 | was returned in PortStatus.\r |
| 427 | @retval EFI_INVALID_PARAMETER PortNumber is invalid.\r |
| 428 | \r |
| 429 | **/\r |
| 430 | typedef\r |
| 431 | EFI_STATUS\r |
| 432 | (EFIAPI *EFI_USB2_HC_PROTOCOL_GET_ROOTHUB_PORT_STATUS) (\r |
| 433 | IN EFI_USB2_HC_PROTOCOL *This,\r |
| 434 | IN UINT8 PortNumber,\r |
| 435 | OUT EFI_USB_PORT_STATUS *PortStatus\r |
| 436 | )\r |
| 437 | ; \r |
| 438 | \r |
| 439 | /**\r |
| 440 | Sets a feature for the specified root hub port.\r |
| 441 | \r |
| 442 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
| 443 | @param PortNumber Specifies the root hub port whose feature is requested to be set. This\r |
| 444 | value is zero based.\r |
| 445 | @param PortFeature Indicates the feature selector associated with the feature set request.\r |
| 446 | \r |
| 447 | @retval EFI_SUCCESS The feature specified by PortFeature was set for the USB\r |
| 448 | root hub port specified by PortNumber.\r |
| 449 | @retval EFI_INVALID_PARAMETER PortNumber is invalid or PortFeature is invalid for this function.\r |
| 450 | \r |
| 451 | **/\r |
| 452 | typedef\r |
| 453 | EFI_STATUS\r |
| 454 | (EFIAPI *EFI_USB2_HC_PROTOCOL_SET_ROOTHUB_PORT_FEATURE) (\r |
| 455 | IN EFI_USB2_HC_PROTOCOL *This,\r |
| 456 | IN UINT8 PortNumber,\r |
| 457 | IN EFI_USB_PORT_FEATURE PortFeature\r |
| 458 | )\r |
| 459 | ; \r |
| 460 | \r |
| 461 | /**\r |
| 462 | Clears a feature for the specified root hub port.\r |
| 463 | \r |
| 464 | @param This A pointer to the EFI_USB2_HC_PROTOCOL instance.\r |
| 465 | @param PortNumber Specifies the root hub port whose feature is requested to be cleared. This\r |
| 466 | value is zero based.\r |
| 467 | @param PortFeature Indicates the feature selector associated with the feature clear request.\r |
| 468 | \r |
| 469 | @retval EFI_SUCCESS The feature specified by PortFeature was cleared for the USB\r |
| 470 | root hub port specified by PortNumber.\r |
| 471 | @retval EFI_INVALID_PARAMETER PortNumber is invalid or PortFeature is invalid for this function.\r |
| 472 | \r |
| 473 | **/\r |
| 474 | typedef\r |
| 475 | EFI_STATUS\r |
| 476 | (EFIAPI *EFI_USB2_HC_PROTOCOL_CLEAR_ROOTHUB_PORT_FEATURE) (\r |
| 477 | IN EFI_USB2_HC_PROTOCOL *This,\r |
| 478 | IN UINT8 PortNumber,\r |
| 479 | IN EFI_USB_PORT_FEATURE PortFeature\r |
| 480 | )\r |
| 481 | ; \r |
| 482 | \r |
| 483 | struct _EFI_USB2_HC_PROTOCOL {\r |
| 484 | EFI_USB2_HC_PROTOCOL_GET_CAPABILITY GetCapability;\r |
| 485 | EFI_USB2_HC_PROTOCOL_RESET Reset;\r |
| 486 | EFI_USB2_HC_PROTOCOL_GET_STATE GetState;\r |
| 487 | EFI_USB2_HC_PROTOCOL_SET_STATE SetState;\r |
| 488 | EFI_USB2_HC_PROTOCOL_CONTROL_TRANSFER ControlTransfer;\r |
| 489 | EFI_USB2_HC_PROTOCOL_BULK_TRANSFER BulkTransfer;\r |
| 490 | EFI_USB2_HC_PROTOCOL_ASYNC_INTERRUPT_TRANSFER AsyncInterruptTransfer;\r |
| 491 | EFI_USB2_HC_PROTOCOL_SYNC_INTERRUPT_TRANSFER SyncInterruptTransfer;\r |
| 492 | EFI_USB2_HC_PROTOCOL_ISOCHRONOUS_TRANSFER IsochronousTransfer;\r |
| 493 | EFI_USB2_HC_PROTOCOL_ASYNC_ISOCHRONOUS_TRANSFER AsyncIsochronousTransfer;\r |
| 494 | EFI_USB2_HC_PROTOCOL_GET_ROOTHUB_PORT_STATUS GetRootHubPortStatus;\r |
| 495 | EFI_USB2_HC_PROTOCOL_SET_ROOTHUB_PORT_FEATURE SetRootHubPortFeature;\r |
| 496 | EFI_USB2_HC_PROTOCOL_CLEAR_ROOTHUB_PORT_FEATURE ClearRootHubPortFeature;\r |
| 497 | UINT16 MajorRevision;\r |
| 498 | UINT16 MinorRevision;\r |
| 499 | };\r |
| 500 | \r |
| 501 | extern EFI_GUID gEfiUsb2HcProtocolGuid;\r |
| 502 | \r |
| 503 | #endif\r |
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