\r
Usb Bus Driver Binding and Bus IO Protocol.\r
\r
-Copyright (c) 2004 - 2007, Intel Corporation\r
-All rights reserved. This program and the accompanying materials\r
+Copyright (c) 2004 - 2010, Intel Corporation. All rights reserved.<BR>\r
+This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
http://opensource.org/licenses/bsd-license.php\r
#define _EFI_USB_BUS_H_\r
\r
\r
-#include <PiDxe.h>\r
+#include <Uefi.h>\r
\r
#include <Protocol/Usb2HostController.h>\r
#include <Protocol/UsbHostController.h>\r
#include "UsbHub.h"\r
#include "UsbEnumer.h"\r
\r
-typedef enum {\r
- USB_MAX_LANG_ID = 16,\r
- USB_MAX_INTERFACE = 16,\r
- USB_MAX_DEVICES = 128,\r
+//\r
+// USB bus timeout experience values\r
+//\r
\r
- USB_BUS_1_MILLISECOND = 1000,\r
+#define USB_MAX_LANG_ID 16\r
+#define USB_MAX_INTERFACE 16\r
+#define USB_MAX_DEVICES 128\r
\r
- //\r
- // Roothub and hub's polling interval, set by experience,\r
- // The unit of roothub is 100us, means 1s as interval, and\r
- // the unit of hub is 1ms, means 64ms as interval.\r
- //\r
- USB_ROOTHUB_POLL_INTERVAL = 1000 * 10000U,\r
- USB_HUB_POLL_INTERVAL = 64,\r
+#define USB_BUS_1_MILLISECOND 1000\r
\r
- //\r
- // Wait for port stable to work, refers to specification\r
- // [USB20-9.1.2]\r
- //\r
- USB_WAIT_PORT_STABLE_STALL = 100 * USB_BUS_1_MILLISECOND,\r
+//\r
+// Roothub and hub's polling interval, set by experience,\r
+// The unit of roothub is 100us, means 1s as interval, and\r
+// the unit of hub is 1ms, means 64ms as interval.\r
+//\r
+#define USB_ROOTHUB_POLL_INTERVAL (1000 * 10000U)\r
+#define USB_HUB_POLL_INTERVAL 64\r
\r
- //\r
- // Wait for port statue reg change, set by experience\r
- //\r
- USB_WAIT_PORT_STS_CHANGE_STALL = 5 * USB_BUS_1_MILLISECOND,\r
+//\r
+// Wait for port stable to work, refers to specification\r
+// [USB20-9.1.2]\r
+//\r
+#define USB_WAIT_PORT_STABLE_STALL (100 * USB_BUS_1_MILLISECOND)\r
\r
- //\r
- // Wait for set device address, refers to specification\r
- // [USB20-9.2.6.3, it says 2ms]\r
- //\r
- USB_SET_DEVICE_ADDRESS_STALL = 20 * USB_BUS_1_MILLISECOND,\r
+//\r
+// Wait for port statue reg change, set by experience\r
+//\r
+#define USB_WAIT_PORT_STS_CHANGE_STALL (5 * USB_BUS_1_MILLISECOND)\r
\r
- //\r
- // Wait for retry max packet size, set by experience\r
- //\r
- USB_RETRY_MAX_PACK_SIZE_STALL = 100 * USB_BUS_1_MILLISECOND,\r
+//\r
+// Wait for set device address, refers to specification\r
+// [USB20-9.2.6.3, it says 2ms]\r
+//\r
+#define USB_SET_DEVICE_ADDRESS_STALL (20 * USB_BUS_1_MILLISECOND)\r
\r
- //\r
- // Wait for hub port power-on, refers to specification\r
- // [USB20-11.23.2]\r
- //\r
- USB_SET_PORT_POWER_STALL = 2 * USB_BUS_1_MILLISECOND,\r
+//\r
+// Wait for retry max packet size, set by experience\r
+//\r
+#define USB_RETRY_MAX_PACK_SIZE_STALL (100 * USB_BUS_1_MILLISECOND)\r
\r
- //\r
- // Wait for port reset, refers to specification\r
- // [USB20-7.1.7.5, it says 10ms for hub and 50ms for\r
- // root hub]\r
- //\r
- USB_SET_PORT_RESET_STALL = 20 * USB_BUS_1_MILLISECOND,\r
- USB_SET_ROOT_PORT_RESET_STALL = 50 * USB_BUS_1_MILLISECOND,\r
+//\r
+// Wait for hub port power-on, refers to specification\r
+// [USB20-11.23.2]\r
+//\r
+#define USB_SET_PORT_POWER_STALL (2 * USB_BUS_1_MILLISECOND)\r
\r
- //\r
- // Wait for clear roothub port reset, set by experience\r
- //\r
- USB_CLR_ROOT_PORT_RESET_STALL = 1 * USB_BUS_1_MILLISECOND,\r
+//\r
+// Wait for port reset, refers to specification\r
+// [USB20-7.1.7.5, it says 10ms for hub and 50ms for\r
+// root hub]\r
+//\r
+#define USB_SET_PORT_RESET_STALL (20 * USB_BUS_1_MILLISECOND)\r
+#define USB_SET_ROOT_PORT_RESET_STALL (50 * USB_BUS_1_MILLISECOND)\r
\r
- //\r
- // Wait for set roothub port enable, set by experience\r
- //\r
- USB_SET_ROOT_PORT_ENABLE_STALL = 20 * USB_BUS_1_MILLISECOND,\r
+//\r
+// Wait for clear roothub port reset, set by experience\r
+//\r
+#define USB_CLR_ROOT_PORT_RESET_STALL (20 * USB_BUS_1_MILLISECOND)\r
\r
- //\r
- // Send general device request timeout, refers to\r
- // specification[USB20-11.24.1]\r
- //\r
- USB_GENERAL_DEVICE_REQUEST_TIMEOUT = 50 * USB_BUS_1_MILLISECOND,\r
+//\r
+// Wait for set roothub port enable, set by experience\r
+//\r
+#define USB_SET_ROOT_PORT_ENABLE_STALL (20 * USB_BUS_1_MILLISECOND)\r
\r
- //\r
- // Send clear feature request timeout, set by experience\r
- //\r
- USB_CLEAR_FEATURE_REQUEST_TIMEOUT = 10 * USB_BUS_1_MILLISECOND\r
-}USB_BUS_TIMEOUT_EXPERIENCE_VALUE;\r
+//\r
+// Send general device request timeout.\r
+// \r
+// The USB Specification 2.0, section 11.24.1 recommends a value of\r
+// 50 milliseconds. We use a value of 100 milliseconds to work\r
+// around slower hubs and devices.\r
+//\r
+#define USB_GENERAL_DEVICE_REQUEST_TIMEOUT 100\r
+\r
+//\r
+// Send clear feature request timeout, set by experience\r
+//\r
+#define USB_CLEAR_FEATURE_REQUEST_TIMEOUT 10\r
\r
//\r
// Bus raises TPL to TPL_NOTIFY to serialize all its operations\r
//\r
#define USB_BUS_TPL TPL_NOTIFY\r
\r
-#define USB_INTERFACE_SIGNATURE EFI_SIGNATURE_32 ('U', 'S', 'B', 'I')\r
-#define USB_BUS_SIGNATURE EFI_SIGNATURE_32 ('U', 'S', 'B', 'B')\r
+#define USB_INTERFACE_SIGNATURE SIGNATURE_32 ('U', 'S', 'B', 'I')\r
+#define USB_BUS_SIGNATURE SIGNATURE_32 ('U', 'S', 'B', 'B')\r
\r
#define USB_BIT(a) ((UINTN)(1 << (a)))\r
#define USB_BIT_IS_SET(Data, Bit) ((BOOLEAN)(((Data) & (Bit)) == (Bit)))\r
\r
#define USB_US_LAND_ID 0x0409\r
\r
-#define DEVICE_PATH_LIST_ITEM_SIGNATURE EFI_SIGNATURE_32('d','p','l','i')\r
+#define DEVICE_PATH_LIST_ITEM_SIGNATURE SIGNATURE_32('d','p','l','i')\r
typedef struct _DEVICE_PATH_LIST_ITEM{\r
UINTN Signature;\r
LIST_ENTRY Link;\r
IN EFI_USB_BUS_PROTOCOL *UsbBusId\r
);\r
\r
+/**\r
+ USB_IO function to execute a control transfer. This\r
+ function will execute the USB transfer. If transfer\r
+ successes, it will sync the internal state of USB bus\r
+ with device state.\r
+\r
+ @param This The USB_IO instance\r
+ @param Request The control transfer request\r
+ @param Direction Direction for data stage\r
+ @param Timeout The time to wait before timeout\r
+ @param Data The buffer holding the data\r
+ @param DataLength Then length of the data\r
+ @param UsbStatus USB result\r
+\r
+ @retval EFI_INVALID_PARAMETER The parameters are invalid\r
+ @retval EFI_SUCCESS The control transfer succeded.\r
+ @retval Others Failed to execute the transfer\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbIoControlTransfer (\r
+ IN EFI_USB_IO_PROTOCOL *This,\r
+ IN EFI_USB_DEVICE_REQUEST *Request,\r
+ IN EFI_USB_DATA_DIRECTION Direction,\r
+ IN UINT32 Timeout,\r
+ IN OUT VOID *Data, OPTIONAL\r
+ IN UINTN DataLength, OPTIONAL\r
+ OUT UINT32 *UsbStatus\r
+ );\r
+\r
+/**\r
+ Execute a bulk transfer to the device endpoint.\r
+\r
+ @param This The USB IO instance.\r
+ @param Endpoint The device endpoint.\r
+ @param Data The data to transfer.\r
+ @param DataLength The length of the data to transfer.\r
+ @param Timeout Time to wait before timeout.\r
+ @param UsbStatus The result of USB transfer.\r
+\r
+ @retval EFI_SUCCESS The bulk transfer is OK.\r
+ @retval EFI_INVALID_PARAMETER Some parameters are invalid.\r
+ @retval Others Failed to execute transfer, reason returned in\r
+ UsbStatus.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbIoBulkTransfer (\r
+ IN EFI_USB_IO_PROTOCOL *This,\r
+ IN UINT8 Endpoint,\r
+ IN OUT VOID *Data,\r
+ IN OUT UINTN *DataLength,\r
+ IN UINTN Timeout,\r
+ OUT UINT32 *UsbStatus\r
+ );\r
+\r
+/**\r
+ Execute a synchronous interrupt transfer.\r
+\r
+ @param This The USB IO instance.\r
+ @param Endpoint The device endpoint.\r
+ @param Data The data to transfer.\r
+ @param DataLength The length of the data to transfer.\r
+ @param Timeout Time to wait before timeout.\r
+ @param UsbStatus The result of USB transfer.\r
+\r
+ @retval EFI_SUCCESS The synchronous interrupt transfer is OK.\r
+ @retval EFI_INVALID_PARAMETER Some parameters are invalid.\r
+ @retval Others Failed to execute transfer, reason returned in\r
+ UsbStatus.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbIoSyncInterruptTransfer (\r
+ IN EFI_USB_IO_PROTOCOL *This,\r
+ IN UINT8 Endpoint,\r
+ IN OUT VOID *Data,\r
+ IN OUT UINTN *DataLength,\r
+ IN UINTN Timeout,\r
+ OUT UINT32 *UsbStatus\r
+ );\r
+\r
+/**\r
+ Queue a new asynchronous interrupt transfer, or remove the old\r
+ request if (IsNewTransfer == FALSE).\r
+\r
+ @param This The USB_IO instance.\r
+ @param Endpoint The device endpoint.\r
+ @param IsNewTransfer Whether this is a new request, if it's old, remove\r
+ the request.\r
+ @param PollInterval The interval to poll the transfer result, (in ms).\r
+ @param DataLength The length of perodic data transfer.\r
+ @param Callback The function to call periodicaly when transfer is\r
+ ready.\r
+ @param Context The context to the callback.\r
+\r
+ @retval EFI_SUCCESS New transfer is queued or old request is removed.\r
+ @retval EFI_INVALID_PARAMETER Some parameters are invalid.\r
+ @retval Others Failed to queue the new request or remove the old\r
+ request.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbIoAsyncInterruptTransfer (\r
+ IN EFI_USB_IO_PROTOCOL *This,\r
+ IN UINT8 Endpoint,\r
+ IN BOOLEAN IsNewTransfer,\r
+ IN UINTN PollInterval, OPTIONAL\r
+ IN UINTN DataLength, OPTIONAL\r
+ IN EFI_ASYNC_USB_TRANSFER_CALLBACK Callback, OPTIONAL\r
+ IN VOID *Context OPTIONAL\r
+ );\r
+\r
+/**\r
+ Execute a synchronous isochronous transfer.\r
+\r
+ @param This The USB IO instance.\r
+ @param DeviceEndpoint The device endpoint.\r
+ @param Data The data to transfer.\r
+ @param DataLength The length of the data to transfer.\r
+ @param UsbStatus The result of USB transfer.\r
+\r
+ @retval EFI_UNSUPPORTED Currently isochronous transfer isn't supported.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbIoIsochronousTransfer (\r
+ IN EFI_USB_IO_PROTOCOL *This,\r
+ IN UINT8 DeviceEndpoint,\r
+ IN OUT VOID *Data,\r
+ IN UINTN DataLength,\r
+ OUT UINT32 *Status\r
+ );\r
+\r
+/**\r
+ Queue an asynchronous isochronous transfer.\r
+\r
+ @param This The USB_IO instance.\r
+ @param DeviceEndpoint The device endpoint.\r
+ @param Data The data to transfer.\r
+ @param DataLength The length of perodic data transfer.\r
+ @param IsochronousCallBack The function to call periodicaly when transfer is\r
+ ready.\r
+ @param Context The context to the callback.\r
+\r
+ @retval EFI_UNSUPPORTED Currently isochronous transfer isn't supported.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbIoAsyncIsochronousTransfer (\r
+ IN EFI_USB_IO_PROTOCOL *This,\r
+ IN UINT8 DeviceEndpoint,\r
+ IN OUT VOID *Data,\r
+ IN UINTN DataLength,\r
+ IN EFI_ASYNC_USB_TRANSFER_CALLBACK IsochronousCallBack,\r
+ IN VOID *Context OPTIONAL\r
+ );\r
+\r
+/**\r
+ Retrieve the device descriptor of the device.\r
+\r
+ @param This The USB IO instance.\r
+ @param Descriptor The variable to receive the device descriptor.\r
+\r
+ @retval EFI_SUCCESS The device descriptor is returned.\r
+ @retval EFI_INVALID_PARAMETER The parameter is invalid.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbIoGetDeviceDescriptor (\r
+ IN EFI_USB_IO_PROTOCOL *This,\r
+ OUT EFI_USB_DEVICE_DESCRIPTOR *Descriptor\r
+ );\r
+\r
+/**\r
+ Return the configuration descriptor of the current active configuration.\r
+\r
+ @param This The USB IO instance.\r
+ @param Descriptor The USB configuration descriptor.\r
+\r
+ @retval EFI_SUCCESS The active configuration descriptor is returned.\r
+ @retval EFI_INVALID_PARAMETER Some parameter is invalid.\r
+ @retval EFI_NOT_FOUND Currently no active configuration is selected.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbIoGetActiveConfigDescriptor (\r
+ IN EFI_USB_IO_PROTOCOL *This,\r
+ OUT EFI_USB_CONFIG_DESCRIPTOR *Descriptor\r
+ );\r
+\r
+/**\r
+ Retrieve the active interface setting descriptor for this USB IO instance.\r
+\r
+ @param This The USB IO instance.\r
+ @param Descriptor The variable to receive active interface setting.\r
+\r
+ @retval EFI_SUCCESS The active interface setting is returned.\r
+ @retval EFI_INVALID_PARAMETER Some parameter is invalid.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbIoGetInterfaceDescriptor (\r
+ IN EFI_USB_IO_PROTOCOL *This,\r
+ OUT EFI_USB_INTERFACE_DESCRIPTOR *Descriptor\r
+ );\r
+\r
+/**\r
+ Retrieve the endpoint descriptor from this interface setting.\r
+\r
+ @param This The USB IO instance.\r
+ @param Index The index (start from zero) of the endpoint to\r
+ retrieve.\r
+ @param Descriptor The variable to receive the descriptor.\r
+\r
+ @retval EFI_SUCCESS The endpoint descriptor is returned.\r
+ @retval EFI_INVALID_PARAMETER Some parameter is invalid.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbIoGetEndpointDescriptor (\r
+ IN EFI_USB_IO_PROTOCOL *This,\r
+ IN UINT8 Index,\r
+ OUT EFI_USB_ENDPOINT_DESCRIPTOR *Descriptor\r
+ );\r
+\r
+/**\r
+ Retrieve the supported language ID table from the device.\r
+\r
+ @param This The USB IO instance.\r
+ @param LangIDTable The table to return the language IDs.\r
+ @param TableSize The number of supported languanges.\r
+\r
+ @retval EFI_SUCCESS The language ID is return.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbIoGetSupportedLanguages (\r
+ IN EFI_USB_IO_PROTOCOL *This,\r
+ OUT UINT16 **LangIDTable,\r
+ OUT UINT16 *TableSize\r
+ );\r
+\r
+/**\r
+ Retrieve an indexed string in the language of LangID.\r
+\r
+ @param This The USB IO instance.\r
+ @param LangID The language ID of the string to retrieve.\r
+ @param StringIndex The index of the string.\r
+ @param String The variable to receive the string.\r
+\r
+ @retval EFI_SUCCESS The string is returned.\r
+ @retval EFI_NOT_FOUND No such string existed.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbIoGetStringDescriptor (\r
+ IN EFI_USB_IO_PROTOCOL *This,\r
+ IN UINT16 LangID,\r
+ IN UINT8 StringIndex,\r
+ OUT CHAR16 **String\r
+ );\r
+\r
+/**\r
+ Reset the device, then if that succeeds, reconfigure the\r
+ device with its address and current active configuration.\r
+\r
+ @param This The USB IO instance.\r
+\r
+ @retval EFI_SUCCESS The device is reset and configured.\r
+ @retval Others Failed to reset the device.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbIoPortReset (\r
+ IN EFI_USB_IO_PROTOCOL *This\r
+ );\r
+\r
+/**\r
+ Install Usb Bus Protocol on host controller, and start the Usb bus.\r
+\r
+ @param This The USB bus driver binding instance.\r
+ @param Controller The controller to check.\r
+ @param RemainingDevicePath The remaining device patch.\r
+\r
+ @retval EFI_SUCCESS The controller is controlled by the usb bus.\r
+ @retval EFI_ALREADY_STARTED The controller is already controlled by the usb bus.\r
+ @retval EFI_OUT_OF_RESOURCES Failed to allocate resources.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbBusBuildProtocol (\r
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
+ IN EFI_HANDLE Controller,\r
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
+ );\r
+\r
+/**\r
+ The USB bus driver entry pointer.\r
+\r
+ @param ImageHandle The driver image handle.\r
+ @param SystemTable The system table.\r
+\r
+ @return EFI_SUCCESS The component name protocol is installed.\r
+ @return Others Failed to init the usb driver.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbBusDriverEntryPoint (\r
+ IN EFI_HANDLE ImageHandle,\r
+ IN EFI_SYSTEM_TABLE *SystemTable\r
+ );\r
+\r
+/**\r
+ Check whether USB bus driver support this device.\r
+\r
+ @param This The USB bus driver binding protocol.\r
+ @param Controller The controller handle to check.\r
+ @param RemainingDevicePath The remaining device path.\r
+\r
+ @retval EFI_SUCCESS The bus supports this controller.\r
+ @retval EFI_UNSUPPORTED This device isn't supported.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbBusControllerDriverSupported (\r
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
+ IN EFI_HANDLE Controller,\r
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
+ );\r
+\r
+/**\r
+ Start to process the controller.\r
+\r
+ @param This The USB bus driver binding instance.\r
+ @param Controller The controller to check.\r
+ @param RemainingDevicePath The remaining device patch.\r
+\r
+ @retval EFI_SUCCESS The controller is controlled by the usb bus.\r
+ @retval EFI_ALREADY_STARTED The controller is already controlled by the usb\r
+ bus.\r
+ @retval EFI_OUT_OF_RESOURCES Failed to allocate resources.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbBusControllerDriverStart (\r
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
+ IN EFI_HANDLE Controller,\r
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
+ );\r
+\r
+/**\r
+ Stop handle the controller by this USB bus driver.\r
+\r
+ @param This The USB bus driver binding protocol.\r
+ @param Controller The controller to release.\r
+ @param NumberOfChildren The child of USB bus that opened controller\r
+ BY_CHILD.\r
+ @param ChildHandleBuffer The array of child handle.\r
+\r
+ @retval EFI_SUCCESS The controller or children are stopped.\r
+ @retval EFI_DEVICE_ERROR Failed to stop the driver.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UsbBusControllerDriverStop (\r
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
+ IN EFI_HANDLE Controller,\r
+ IN UINTN NumberOfChildren,\r
+ IN EFI_HANDLE *ChildHandleBuffer\r
+ );\r
+\r
extern EFI_USB_IO_PROTOCOL mUsbIoProtocol;\r
extern EFI_DRIVER_BINDING_PROTOCOL mUsbBusDriverBinding;\r
extern EFI_COMPONENT_NAME_PROTOCOL mUsbBusComponentName;\r