--- /dev/null
+/*++\r
+\r
+Copyright (c) 2004 - 2006, Intel Corporation \r
+All rights reserved. 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
+ \r
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
+\r
+Module Name:\r
+\r
+ usb.h\r
+\r
+Abstract:\r
+ Support for USB 1.1 standard.\r
+\r
+\r
+\r
+\r
+Revision History\r
+\r
+--*/\r
+\r
+#ifndef _USB_H\r
+#define _USB_H\r
+//\r
+// USB Descriptor types\r
+//\r
+#define USB_DT_DEVICE 0x01\r
+#define USB_DT_CONFIG 0x02\r
+#define USB_DT_STRING 0x03\r
+#define USB_DT_INTERFACE 0x04\r
+#define USB_DT_ENDPOINT 0x05\r
+#define USB_DT_HUB 0x29\r
+#define USB_DT_HID 0x21\r
+\r
+//\r
+// USB request type\r
+//\r
+#define USB_TYPE_STANDARD (0x00 << 5)\r
+#define USB_TYPE_CLASS (0x01 << 5)\r
+#define USB_TYPE_VENDOR (0x02 << 5)\r
+#define USB_TYPE_RESERVED (0x03 << 5)\r
+\r
+//\r
+// USB request targer device\r
+//\r
+#define USB_RECIP_DEVICE 0x00\r
+#define USB_RECIP_INTERFACE 0x01\r
+#define USB_RECIP_ENDPOINT 0x02\r
+#define USB_RECIP_OTHER 0x03\r
+\r
+//\r
+// Request target types.\r
+//\r
+#define USB_RT_DEVICE 0x00\r
+#define USB_RT_INTERFACE 0x01\r
+#define USB_RT_ENDPOINT 0x02\r
+#define USB_RT_HUB (USB_TYPE_CLASS | USB_RECIP_DEVICE)\r
+#define USB_RT_PORT (USB_TYPE_CLASS | USB_RECIP_OTHER)\r
+\r
+//\r
+// USB Transfer Results\r
+//\r
+#define EFI_USB_NOERROR 0x00\r
+#define EFI_USB_ERR_NOTEXECUTE 0x01\r
+#define EFI_USB_ERR_STALL 0x02\r
+#define EFI_USB_ERR_BUFFER 0x04\r
+#define EFI_USB_ERR_BABBLE 0x08\r
+#define EFI_USB_ERR_NAK 0x10\r
+#define EFI_USB_ERR_CRC 0x20\r
+#define EFI_USB_ERR_TIMEOUT 0x40\r
+#define EFI_USB_ERR_BITSTUFF 0x80\r
+#define EFI_USB_ERR_SYSTEM 0x100\r
+\r
+//\r
+//Use 200 ms to increase the error handling response time\r
+//\r
+#define EFI_USB_INTERRUPT_DELAY 2000000\r
+\r
+//\r
+// USB transation direction\r
+//\r
+typedef enum {\r
+ EfiUsbDataIn,\r
+ EfiUsbDataOut,\r
+ EfiUsbNoData\r
+} EFI_USB_DATA_DIRECTION;\r
+\r
+//\r
+// Usb Data recipient type\r
+//\r
+typedef enum {\r
+ EfiUsbDevice,\r
+ EfiUsbInterface,\r
+ EfiUsbEndpoint\r
+} EFI_USB_RECIPIENT;\r
+\r
+typedef enum {\r
+ EfiUsbEndpointHalt,\r
+ EfiUsbDeviceRemoteWakeup\r
+} EFI_USB_STANDARD_FEATURE_SELECTOR;\r
+\r
+#pragma pack(1)\r
+//\r
+// Usb device request structure\r
+//\r
+typedef struct {\r
+ UINT8 RequestType;\r
+ UINT8 Request;\r
+ UINT16 Value;\r
+ UINT16 Index;\r
+ UINT16 Length;\r
+} EFI_USB_DEVICE_REQUEST;\r
+\r
+//\r
+// Standard USB request\r
+//\r
+#define USB_DEV_GET_STATUS 0x00\r
+\r
+#define USB_DEV_CLEAR_FEATURE 0x01\r
+\r
+#define USB_DEV_SET_FEATURE 0x03\r
+\r
+#define USB_DEV_SET_ADDRESS 0x05\r
+#define USB_DEV_SET_ADDRESS_REQ_TYPE 0x00\r
+\r
+#define USB_DEV_GET_DESCRIPTOR 0x06\r
+#define USB_DEV_GET_DESCRIPTOR_REQ_TYPE 0x80\r
+\r
+#define USB_DEV_SET_DESCRIPTOR 0x07\r
+#define USB_DEV_SET_DESCRIPTOR_REQ_TYPE 0x00\r
+\r
+#define USB_DEV_GET_CONFIGURATION 0x08\r
+#define USB_DEV_GET_CONFIGURATION_REQ_TYPE 0x80\r
+\r
+#define USB_DEV_SET_CONFIGURATION 0x09\r
+#define USB_DEV_SET_CONFIGURATION_REQ_TYPE 0x00\r
+\r
+#define USB_DEV_GET_INTERFACE 0x0A\r
+#define USB_DEV_GET_INTERFACE_REQ_TYPE 0x81\r
+\r
+#define USB_DEV_SET_INTERFACE 0x0B\r
+#define USB_DEV_SET_INTERFACE_REQ_TYPE 0x01\r
+\r
+#define USB_DEV_SYNCH_FRAME 0x0C\r
+#define USB_DEV_SYNCH_FRAME_REQ_TYPE 0x82\r
+\r
+//\r
+// Device descriptor. refer USB1.1\r
+//\r
+typedef struct usb_device_descriptor {\r
+ UINT8 Length;\r
+ UINT8 DescriptorType;\r
+ UINT16 BcdUSB;\r
+ UINT8 DeviceClass;\r
+ UINT8 DeviceSubClass;\r
+ UINT8 DeviceProtocol;\r
+ UINT8 MaxPacketSize0;\r
+ UINT16 IdVendor;\r
+ UINT16 IdProduct;\r
+ UINT16 BcdDevice;\r
+ UINT8 StrManufacturer;\r
+ UINT8 StrProduct;\r
+ UINT8 StrSerialNumber;\r
+ UINT8 NumConfigurations;\r
+} EFI_USB_DEVICE_DESCRIPTOR;\r
+\r
+//\r
+// Endpoint descriptor\r
+//\r
+typedef struct {\r
+ UINT8 Length;\r
+ UINT8 DescriptorType;\r
+ UINT8 EndpointAddress;\r
+ UINT8 Attributes;\r
+ UINT16 MaxPacketSize;\r
+ UINT8 Interval;\r
+} EFI_USB_ENDPOINT_DESCRIPTOR;\r
+\r
+//\r
+// Interface descriptor\r
+//\r
+typedef struct {\r
+ UINT8 Length;\r
+ UINT8 DescriptorType;\r
+ UINT8 InterfaceNumber;\r
+ UINT8 AlternateSetting;\r
+ UINT8 NumEndpoints;\r
+ UINT8 InterfaceClass;\r
+ UINT8 InterfaceSubClass;\r
+ UINT8 InterfaceProtocol;\r
+ UINT8 Interface;\r
+} EFI_USB_INTERFACE_DESCRIPTOR;\r
+\r
+//\r
+// USB alternate setting\r
+//\r
+typedef struct {\r
+ EFI_USB_INTERFACE_DESCRIPTOR *Interface;\r
+} USB_ALT_SETTING;\r
+\r
+//\r
+// Configuration descriptor\r
+//\r
+typedef struct {\r
+ UINT8 Length;\r
+ UINT8 DescriptorType;\r
+ UINT16 TotalLength;\r
+ UINT8 NumInterfaces;\r
+ UINT8 ConfigurationValue;\r
+ UINT8 Configuration;\r
+ UINT8 Attributes;\r
+ UINT8 MaxPower;\r
+} EFI_USB_CONFIG_DESCRIPTOR;\r
+\r
+//\r
+// Supported String Languages\r
+//\r
+typedef struct {\r
+ UINT8 Length;\r
+ UINT8 DescriptorType;\r
+ UINT16 SupportedLanID[1];\r
+} EFI_USB_SUPPORTED_LANGUAGES;\r
+\r
+//\r
+// String descriptor\r
+//\r
+typedef struct {\r
+ UINT8 Length;\r
+ UINT8 DescriptorType;\r
+ CHAR16 String[1];\r
+} EFI_USB_STRING_DESCRIPTOR;\r
+\r
+//\r
+// Hub descriptor\r
+//\r
+#define MAXBYTES 8\r
+typedef struct {\r
+ UINT8 Length;\r
+ UINT8 DescriptorType;\r
+ UINT8 NbrPorts;\r
+ UINT8 HubCharacteristics[2];\r
+ UINT8 PwrOn2PwrGood;\r
+ UINT8 HubContrCurrent;\r
+ UINT8 Filler[MAXBYTES];\r
+} EFI_USB_HUB_DESCRIPTOR;\r
+\r
+typedef struct {\r
+ UINT16 PortStatus;\r
+ UINT16 PortChangeStatus;\r
+} EFI_USB_PORT_STATUS;\r
+\r
+//\r
+// Constant value for Port Status & Port Change Status\r
+//\r
+#define USB_PORT_STAT_CONNECTION 0x0001\r
+#define USB_PORT_STAT_ENABLE 0x0002\r
+#define USB_PORT_STAT_SUSPEND 0x0004\r
+#define USB_PORT_STAT_OVERCURRENT 0x0008\r
+#define USB_PORT_STAT_RESET 0x0010\r
+#define USB_PORT_STAT_POWER 0x0100\r
+#define USB_PORT_STAT_LOW_SPEED 0x0200\r
+#define USB_PORT_STAT_HIGH_SPEED 0x0400\r
+#define USB_PORT_STAT_OWNER 0x0800\r
+\r
+#define USB_PORT_STAT_C_CONNECTION 0x0001\r
+#define USB_PORT_STAT_C_ENABLE 0x0002\r
+#define USB_PORT_STAT_C_SUSPEND 0x0004\r
+#define USB_PORT_STAT_C_OVERCURRENT 0x0008\r
+#define USB_PORT_STAT_C_RESET 0x0010\r
+\r
+//\r
+// Used for set/clear port feature request\r
+//\r
+typedef enum {\r
+ EfiUsbPortEnable = 1,\r
+ EfiUsbPortSuspend = 2,\r
+ EfiUsbPortReset = 4,\r
+ EfiUsbPortPower = 8,\r
+ EfiUsbPortOwner = 13,\r
+ EfiUsbPortConnectChange = 16,\r
+ EfiUsbPortEnableChange = 17,\r
+ EfiUsbPortSuspendChange = 18,\r
+ EfiUsbPortOverCurrentChange = 19,\r
+ EfiUsbPortResetChange = 20\r
+} EFI_USB_PORT_FEATURE;\r
+\r
+#pragma pack()\r
+\r
+#endif\r