/* USB functions */ #ifndef _usb_h_ #define _usb_h_ #define USB_METHODS_INLINE #include #include "avrpins.h" #include "max3421e.h" #include "usbhost.h" #include "usb_ch9.h" #include "address.h" #include /* Common setup data constant combinations */ #define bmREQ_GET_DESCR USB_SETUP_DEVICE_TO_HOST|USB_SETUP_TYPE_STANDARD|USB_SETUP_RECIPIENT_DEVICE //get descriptor request type #define bmREQ_SET USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_STANDARD|USB_SETUP_RECIPIENT_DEVICE //set request type for all but 'set feature' and 'set interface' #define bmREQ_CL_GET_INTF USB_SETUP_DEVICE_TO_HOST|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_INTERFACE //get interface request type /* HID requests */ #define bmREQ_HIDOUT USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_INTERFACE #define bmREQ_HIDIN USB_SETUP_DEVICE_TO_HOST|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_INTERFACE #define bmREQ_HIDREPORT USB_SETUP_DEVICE_TO_HOST|USB_SETUP_TYPE_STANDARD|USB_SETUP_RECIPIENT_INTERFACE // D7 data transfer direction (0 - host-to-device, 1 - device-to-host) // D6-5 Type (0- standard, 1 - class, 2 - vendor, 3 - reserved) // D4-0 Recipient (0 - device, 1 - interface, 2 - endpoint, 3 - other, 4..31 - reserved) // USB Device Classes #define USB_CLASS_USE_CLASS_INFO 0x00 // Use Class Info in the Interface Descriptors #define USB_CLASS_AUDIO 0x01 // Audio #define USB_CLASS_COM_AND_CDC_CTRL 0x02 // Communications and CDC Control #define USB_CLASS_HID 0x03 // HID #define USB_CLASS_PHYSICAL 0x05 // Physical #define USB_CLASS_IMAGE 0x06 // Image #define USB_CLASS_PRINTER 0x07 // Printer #define USB_CLASS_MASS_STORAGE 0x08 // Mass Storage #define USB_CLASS_HUB 0x09 // Hub #define USB_CLASS_CDC_DATA 0x0a // CDC-Data #define USB_CLASS_SMART_CARD 0x0b // Smart-Card #define USB_CLASS_CONTENT_SECURITY 0x0d // Content Security #define USB_CLASS_VIDEO 0x0e // Video #define USB_CLASS_PERSONAL_HEALTH 0x0f // Personal Healthcare #define USB_CLASS_DIAGNOSTIC_DEVICE 0xdc // Diagnostic Device #define USB_CLASS_WIRELESS_CTRL 0xe0 // Wireless Controller #define USB_CLASS_MISC 0xef // Miscellaneous #define USB_CLASS_APP_SPECIFIC 0xfe // Application Specific #define USB_CLASS_VENDOR_SPECIFIC 0xff // Vendor Specific // Hub Requests #define bmREQ_CLEAR_HUB_FEATURE USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_DEVICE #define bmREQ_CLEAR_PORT_FEATURE USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_OTHER #define bmREQ_CLEAR_TT_BUFFER USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_OTHER #define bmREQ_GET_HUB_DESCRIPTOR USB_SETUP_DEVICE_TO_HOST|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_DEVICE #define bmREQ_GET_HUB_STATUS USB_SETUP_DEVICE_TO_HOST|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_DEVICE #define bmREQ_GET_PORT_STATUS USB_SETUP_DEVICE_TO_HOST|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_OTHER #define bmREQ_RESET_TT USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_OTHER #define bmREQ_SET_HUB_DESCRIPTOR USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_DEVICE #define bmREQ_SET_HUB_FEATURE USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_DEVICE #define bmREQ_SET_PORT_FEATURE USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_OTHER #define bmREQ_GET_TT_STATE USB_SETUP_DEVICE_TO_HOST|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_OTHER #define bmREQ_STOP_TT USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_OTHER // Hub Class Requests #define HUB_REQUEST_CLEAR_TT_BUFFER 8 #define HUB_REQUEST_RESET_TT 9 #define HUB_REQUEST_GET_TT_STATE 10 #define HUB_REQUEST_STOP_TT 11 // Hub Features #define HUB_FEATURE_C_HUB_LOCAL_POWER 0 #define HUB_FEATURE_C_HUB_OVER_CURRENT 1 #define HUB_FEATURE_PORT_CONNECTION 0 #define HUB_FEATURE_PORT_ENABLE 1 #define HUB_FEATURE_PORT_SUSPEND 2 #define HUB_FEATURE_PORT_OVER_CURRENT 3 #define HUB_FEATURE_PORT_RESET 4 #define HUB_FEATURE_PORT_POWER 8 #define HUB_FEATURE_PORT_LOW_SPEED 9 #define HUB_FEATURE_C_PORT_CONNECTION 16 #define HUB_FEATURE_C_PORT_ENABLE 17 #define HUB_FEATURE_C_PORT_SUSPEND 18 #define HUB_FEATURE_C_PORT_OVER_CURRENT 19 #define HUB_FEATURE_C_PORT_RESET 20 #define HUB_FEATURE_PORT_TEST 21 #define HUB_FEATURE_PORT_INDICATOR 22 // Hub Port Test Modes #define HUB_PORT_TEST_MODE_J 1 #define HUB_PORT_TEST_MODE_K 2 #define HUB_PORT_TEST_MODE_SE0_NAK 3 #define HUB_PORT_TEST_MODE_PACKET 4 #define HUB_PORT_TEST_MODE_FORCE_ENABLE 5 // Hub Port Indicator Color #define HUB_PORT_INDICATOR_AUTO 0 #define HUB_PORT_INDICATOR_AMBER 1 #define HUB_PORT_INDICATOR_GREEN 2 #define HUB_PORT_INDICATOR_OFF 3 // Hub Port Status Bitmasks #define bmHUB_PORT_STATUS_PORT_CONNECTION 0x0001 #define bmHUB_PORT_STATUS_PORT_ENABLE 0x0002 #define bmHUB_PORT_STATUS_PORT_SUSPEND 0x0004 #define bmHUB_PORT_STATUS_PORT_OVER_CURRENT 0x0008 #define bmHUB_PORT_STATUS_PORT_RESET 0x0010 #define bmHUB_PORT_STATUS_PORT_POWER 0x0100 #define bmHUB_PORT_STATUS_PORT_LOW_SPEED 0x0200 #define bmHUB_PORT_STATUS_PORT_HIGH_SPEED 0x0400 #define bmHUB_PORT_STATUS_PORT_TEST 0x0800 #define bmHUB_PORT_STATUS_PORT_INDICATOR 0x1000 // Hub Port Status Change Bitmasks (used one byte instead of two) #define bmHUB_PORT_STATUS_C_PORT_CONNECTION 0x0001 #define bmHUB_PORT_STATUS_C_PORT_ENABLE 0x0002 #define bmHUB_PORT_STATUS_C_PORT_SUSPEND 0x0004 #define bmHUB_PORT_STATUS_C_PORT_OVER_CURRENT 0x0008 #define bmHUB_PORT_STATUS_C_PORT_RESET 0x0010 // Hub Status Bitmasks (used one byte instead of two) #define bmHUB_STATUS_LOCAL_POWER_SOURCE 0x01 #define bmHUB_STATUS_OVER_CURRENT 0x12 // Hub Status Change Bitmasks (used one byte instead of two) #define bmHUB_STATUS_C_LOCAL_POWER_SOURCE 0x01 #define bmHUB_STATUS_C_OVER_CURRENT 0x12 // Additional Error Codes #define USB_DEV_CONFIG_ERROR_DEVICE_NOT_SUPPORTED 0xD1 #define USB_DEV_CONFIG_ERROR_DEVICE_INIT_INCOMPLETE 0xD2 #define USB_ERROR_UNABLE_TO_REGISTER_DEVICE_CLASS 0xD3 #define USB_ERROR_OUT_OF_ADDRESS_SPACE_IN_POOL 0xD4 #define USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL 0xD5 #define USB_ERROR_EPINFO_IS_NULL 0xD6 #define USB_ERROR_INVALID_ARGUMENT 0xD7 #define USB_ERROR_CLASS_INSTANCE_ALREADY_IN_USE 0xD8 #define USB_ERROR_INVALID_MAX_PKT_SIZE 0xD9 #define USB_ERROR_EP_NOT_FOUND_IN_TBL 0xDA class USBDeviceConfig { public: virtual uint8_t Init(uint8_t parent, uint8_t port, bool lowspeed) = 0; virtual uint8_t Release() = 0; virtual uint8_t Poll() = 0; virtual uint8_t GetAddress() = 0; }; #define USB_XFER_TIMEOUT 5000 //USB transfer timeout in milliseconds, per section 9.2.6.1 of USB 2.0 spec #define USB_NAK_LIMIT 32000 //NAK limit for a transfer. o meand NAKs are not counted #define USB_RETRY_LIMIT 3 //retry limit for a transfer #define USB_SETTLE_DELAY 200 //settle delay in milliseconds #define USB_NAK_NOWAIT 1 //used in Richard's PS2/Wiimote code #define USB_NUMDEVICES 64 //number of USB devices #define HUB_MAX_HUBS 7 // maximum number of hubs that can be attached to the host controller #define HUB_PORT_RESET_DELAY 20 // hub port reset delay 10 ms recomended, can be up to 20 ms /* USB state machine states */ #define USB_STATE_MASK 0xf0 #define USB_STATE_DETACHED 0x10 #define USB_DETACHED_SUBSTATE_INITIALIZE 0x11 #define USB_DETACHED_SUBSTATE_WAIT_FOR_DEVICE 0x12 #define USB_DETACHED_SUBSTATE_ILLEGAL 0x13 #define USB_ATTACHED_SUBSTATE_SETTLE 0x20 #define USB_ATTACHED_SUBSTATE_RESET_DEVICE 0x30 #define USB_ATTACHED_SUBSTATE_WAIT_RESET_COMPLETE 0x40 #define USB_ATTACHED_SUBSTATE_WAIT_SOF 0x50 #define USB_ATTACHED_SUBSTATE_GET_DEVICE_DESCRIPTOR_SIZE 0x60 #define USB_STATE_ADDRESSING 0x70 #define USB_STATE_CONFIGURING 0x80 #define USB_STATE_RUNNING 0x90 #define USB_STATE_ERROR 0xa0 // byte usb_task_state = USB_DETACHED_SUBSTATE_INITIALIZE /* USB Setup Packet Structure */ typedef struct { union { // offset description uint8_t bmRequestType; // 0 Bit-map of request type struct { uint8_t recipient: 5; // Recipient of the request uint8_t type: 2; // Type of request uint8_t direction: 1; // Direction of data X-fer }; }ReqType_u; uint8_t bRequest; // 1 Request union { unsigned int wValue; // 2 Depends on bRequest struct { uint8_t wValueLo; uint8_t wValueHi; }; }wVal_u; unsigned int wIndex; // 4 Depends on bRequest unsigned int wLength; // 6 Depends on bRequest } SETUP_PKT, *PSETUP_PKT; ///* device record structure */ //typedef struct //{ // EpInfo *epinfo; //device endpoint information // uint8_t devclass; //device class //} DEV_RECORD; struct HubDescriptor { uint8_t bDescLength; // descriptor length uint8_t bDescriptorType; // descriptor type uint8_t bNbrPorts; // number of ports a hub equiped with struct { uint16_t LogPwrSwitchMode : 2; uint16_t CompoundDevice : 1; uint16_t OverCurrentProtectMode : 2; uint16_t TTThinkTime : 2; uint16_t PortIndicatorsSupported : 1; uint16_t Reserved : 8; }; uint8_t bPwrOn2PwrGood; uint8_t bHubContrCurrent; }; // Base class for incomming data parser class UsbReadParser { public: virtual void Parse(const uint8_t len, const uint8_t *pbuf, const uint16_t &offset) = 0; }; //typedef MAX3421e MAX3421E; // Black Widdow typedef MAX3421e MAX3421E; // Duemielanove class USB : public MAX3421E { AddressPoolImpl addrPool; USBDeviceConfig* devConfig[USB_NUMDEVICES]; uint8_t devConfigIndex; uint8_t bmHubPre; public: USB( void ); void SetHubPreMask() { bmHubPre |= bmHUBPRE; }; void ResetHubPreMask() { bmHubPre &= (~bmHUBPRE); }; AddressPool& GetAddressPool() { return (AddressPool&)addrPool; }; uint8_t RegisterDeviceClass(USBDeviceConfig *pdev) { for (uint8_t i=0; i