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Diffstat (limited to 'Marlin/src/HAL/DUE/usb/usb_protocol.h')
| -rw-r--r-- | Marlin/src/HAL/DUE/usb/usb_protocol.h | 496 |
1 files changed, 496 insertions, 0 deletions
diff --git a/Marlin/src/HAL/DUE/usb/usb_protocol.h b/Marlin/src/HAL/DUE/usb/usb_protocol.h new file mode 100644 index 0000000..ea51a86 --- /dev/null +++ b/Marlin/src/HAL/DUE/usb/usb_protocol.h @@ -0,0 +1,496 @@ +/** + * \file + * + * \brief USB protocol definitions. + * + * This file contains the USB definitions and data structures provided by the + * USB 2.0 specification. + * + * Copyright (c) 2009-2015 Atmel Corporation. All rights reserved. + * + * \asf_license_start + * + * \page License + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * 3. The name of Atmel may not be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * 4. This software may only be redistributed and used in connection with an + * Atmel microcontroller product. + * + * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE + * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR + * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * \asf_license_stop + * + */ +/* + * Support and FAQ: visit <a href="https://www.atmel.com/design-support/">Atmel Support</a> + */ + +#ifndef _USB_PROTOCOL_H_ +#define _USB_PROTOCOL_H_ + +/** + * \ingroup usb_group + * \defgroup usb_protocol_group USB Protocol Definitions + * + * This module defines constants and data structures provided by the USB + * 2.0 specification. + * + * @{ + */ + +//! Value for field bcdUSB +#define USB_V2_0 0x0200 //!< USB Specification version 2.00 +#define USB_V2_1 0x0201 //!< USB Specification version 2.01 + +/*! \name Generic definitions (Class, subclass and protocol) + */ +//! @{ +#define NO_CLASS 0x00 +#define CLASS_VENDOR_SPECIFIC 0xFF +#define NO_SUBCLASS 0x00 +#define NO_PROTOCOL 0x00 +//! @} + +//! \name IAD (Interface Association Descriptor) constants +//! @{ +#define CLASS_IAD 0xEF +#define SUB_CLASS_IAD 0x02 +#define PROTOCOL_IAD 0x01 +//! @} + +/** + * \brief USB request data transfer direction (bmRequestType) + */ +#define USB_REQ_DIR_OUT (0<<7) //!< Host to device +#define USB_REQ_DIR_IN (1<<7) //!< Device to host +#define USB_REQ_DIR_MASK (1<<7) //!< Mask + +/** + * \brief USB request types (bmRequestType) + */ +#define USB_REQ_TYPE_STANDARD (0<<5) //!< Standard request +#define USB_REQ_TYPE_CLASS (1<<5) //!< Class-specific request +#define USB_REQ_TYPE_VENDOR (2<<5) //!< Vendor-specific request +#define USB_REQ_TYPE_MASK (3<<5) //!< Mask + +/** + * \brief USB recipient codes (bmRequestType) + */ +#define USB_REQ_RECIP_DEVICE (0<<0) //!< Recipient device +#define USB_REQ_RECIP_INTERFACE (1<<0) //!< Recipient interface +#define USB_REQ_RECIP_ENDPOINT (2<<0) //!< Recipient endpoint +#define USB_REQ_RECIP_OTHER (3<<0) //!< Recipient other +#define USB_REQ_RECIP_MASK (0x1F) //!< Mask + +/** + * \brief Standard USB requests (bRequest) + */ +enum usb_reqid { + USB_REQ_GET_STATUS = 0, + USB_REQ_CLEAR_FEATURE = 1, + USB_REQ_SET_FEATURE = 3, + USB_REQ_SET_ADDRESS = 5, + USB_REQ_GET_DESCRIPTOR = 6, + USB_REQ_SET_DESCRIPTOR = 7, + USB_REQ_GET_CONFIGURATION = 8, + USB_REQ_SET_CONFIGURATION = 9, + USB_REQ_GET_INTERFACE = 10, + USB_REQ_SET_INTERFACE = 11, + USB_REQ_SYNCH_FRAME = 12, +}; + +/** + * \brief Standard USB device status flags + * + */ +enum usb_device_status { + USB_DEV_STATUS_BUS_POWERED = 0, + USB_DEV_STATUS_SELF_POWERED = 1, + USB_DEV_STATUS_REMOTEWAKEUP = 2 +}; + +/** + * \brief Standard USB Interface status flags + * + */ +enum usb_interface_status { + USB_IFACE_STATUS_RESERVED = 0 +}; + +/** + * \brief Standard USB endpoint status flags + * + */ +enum usb_endpoint_status { + USB_EP_STATUS_HALTED = 1, +}; + +/** + * \brief Standard USB device feature flags + * + * \note valid for SetFeature request. + */ +enum usb_device_feature { + USB_DEV_FEATURE_REMOTE_WAKEUP = 1, //!< Remote wakeup enabled + USB_DEV_FEATURE_TEST_MODE = 2, //!< USB test mode + USB_DEV_FEATURE_OTG_B_HNP_ENABLE = 3, + USB_DEV_FEATURE_OTG_A_HNP_SUPPORT = 4, + USB_DEV_FEATURE_OTG_A_ALT_HNP_SUPPORT = 5 +}; + +/** + * \brief Test Mode possible on HS USB device + * + * \note valid for USB_DEV_FEATURE_TEST_MODE request. + */ +enum usb_device_hs_test_mode { + USB_DEV_TEST_MODE_J = 1, + USB_DEV_TEST_MODE_K = 2, + USB_DEV_TEST_MODE_SE0_NAK = 3, + USB_DEV_TEST_MODE_PACKET = 4, + USB_DEV_TEST_MODE_FORCE_ENABLE = 5, +}; + +/** + * \brief Standard USB endpoint feature/status flags + */ +enum usb_endpoint_feature { + USB_EP_FEATURE_HALT = 0, +}; + +/** + * \brief Standard USB Test Mode Selectors + */ +enum usb_test_mode_selector { + USB_TEST_J = 0x01, + USB_TEST_K = 0x02, + USB_TEST_SE0_NAK = 0x03, + USB_TEST_PACKET = 0x04, + USB_TEST_FORCE_ENABLE = 0x05, +}; + +/** + * \brief Standard USB descriptor types + */ +enum usb_descriptor_type { + USB_DT_DEVICE = 1, + USB_DT_CONFIGURATION = 2, + USB_DT_STRING = 3, + USB_DT_INTERFACE = 4, + USB_DT_ENDPOINT = 5, + USB_DT_DEVICE_QUALIFIER = 6, + USB_DT_OTHER_SPEED_CONFIGURATION = 7, + USB_DT_INTERFACE_POWER = 8, + USB_DT_OTG = 9, + USB_DT_IAD = 0x0B, + USB_DT_BOS = 0x0F, + USB_DT_DEVICE_CAPABILITY = 0x10, +}; + +/** + * \brief USB Device Capability types + */ +enum usb_capability_type { + USB_DC_USB20_EXTENSION = 0x02, +}; + +/** + * \brief USB Device Capability - USB 2.0 Extension + * To fill bmAttributes field of usb_capa_ext_desc_t structure. + */ +enum usb_capability_extension_attr { + USB_DC_EXT_LPM = 0x00000002, +}; + +#define HIRD_50_US 0 +#define HIRD_125_US 1 +#define HIRD_200_US 2 +#define HIRD_275_US 3 +#define HIRD_350_US 4 +#define HIRD_425_US 5 +#define HIRD_500_US 6 +#define HIRD_575_US 7 +#define HIRD_650_US 8 +#define HIRD_725_US 9 +#define HIRD_800_US 10 +#define HIRD_875_US 11 +#define HIRD_950_US 12 +#define HIRD_1025_US 13 +#define HIRD_1100_US 14 +#define HIRD_1175_US 15 + +/** Fields definition from a LPM TOKEN */ +#define USB_LPM_ATTRIBUT_BLINKSTATE_MASK (0xF << 0) +#define USB_LPM_ATTRIBUT_FIRD_MASK (0xF << 4) +#define USB_LPM_ATTRIBUT_REMOTEWAKE_MASK (1 << 8) +#define USB_LPM_ATTRIBUT_BLINKSTATE(value) ((value & 0xF) << 0) +#define USB_LPM_ATTRIBUT_FIRD(value) ((value & 0xF) << 4) +#define USB_LPM_ATTRIBUT_REMOTEWAKE(value) ((value & 1) << 8) +#define USB_LPM_ATTRIBUT_BLINKSTATE_L1 USB_LPM_ATTRIBUT_BLINKSTATE(1) + +/** + * \brief Standard USB endpoint transfer types + */ +enum usb_ep_type { + USB_EP_TYPE_CONTROL = 0x00, + USB_EP_TYPE_ISOCHRONOUS = 0x01, + USB_EP_TYPE_BULK = 0x02, + USB_EP_TYPE_INTERRUPT = 0x03, + USB_EP_TYPE_MASK = 0x03, +}; + +/** + * \brief Standard USB language IDs for string descriptors + */ +enum usb_langid { + USB_LANGID_EN_US = 0x0409, //!< English (United States) +}; + +/** + * \brief Mask selecting the index part of an endpoint address + */ +#define USB_EP_ADDR_MASK 0x0F + +//! \brief USB address identifier +typedef uint8_t usb_add_t; + +/** + * \brief Endpoint transfer direction is IN + */ +#define USB_EP_DIR_IN 0x80 + +/** + * \brief Endpoint transfer direction is OUT + */ +#define USB_EP_DIR_OUT 0x00 + +//! \brief Endpoint identifier +typedef uint8_t usb_ep_t; + +/** + * \brief Maximum length in bytes of a USB descriptor + * + * The maximum length of a USB descriptor is limited by the 8-bit + * bLength field. + */ +#define USB_MAX_DESC_LEN 255 + +/* + * 2-byte alignment requested for all USB structures. + */ +COMPILER_PACK_SET(1) + +/** + * \brief A USB Device SETUP request + * + * The data payload of SETUP packets always follows this structure. + */ +typedef struct { + uint8_t bmRequestType; + uint8_t bRequest; + le16_t wValue; + le16_t wIndex; + le16_t wLength; +} usb_setup_req_t; + +/** + * \brief Standard USB device descriptor structure + */ +typedef struct { + uint8_t bLength; + uint8_t bDescriptorType; + le16_t bcdUSB; + uint8_t bDeviceClass; + uint8_t bDeviceSubClass; + uint8_t bDeviceProtocol; + uint8_t bMaxPacketSize0; + le16_t idVendor; + le16_t idProduct; + le16_t bcdDevice; + uint8_t iManufacturer; + uint8_t iProduct; + uint8_t iSerialNumber; + uint8_t bNumConfigurations; +} usb_dev_desc_t; + +/** + * \brief Standard USB device qualifier descriptor structure + * + * This descriptor contains information about the device when running at + * the "other" speed (i.e. if the device is currently operating at high + * speed, this descriptor can be used to determine what would change if + * the device was operating at full speed.) + */ +typedef struct { + uint8_t bLength; + uint8_t bDescriptorType; + le16_t bcdUSB; + uint8_t bDeviceClass; + uint8_t bDeviceSubClass; + uint8_t bDeviceProtocol; + uint8_t bMaxPacketSize0; + uint8_t bNumConfigurations; + uint8_t bReserved; +} usb_dev_qual_desc_t; + +/** + * \brief USB Device BOS descriptor structure + * + * The BOS descriptor (Binary device Object Store) defines a root + * descriptor that is similar to the configuration descriptor, and is + * the base descriptor for accessing a family of related descriptors. + * A host can read a BOS descriptor and learn from the wTotalLength field + * the entire size of the device-level descriptor set, or it can read in + * the entire BOS descriptor set of device capabilities. + * The host accesses this descriptor using the GetDescriptor() request. + * The descriptor type in the GetDescriptor() request is set to BOS. + */ +typedef struct { + uint8_t bLength; + uint8_t bDescriptorType; + le16_t wTotalLength; + uint8_t bNumDeviceCaps; +} usb_dev_bos_desc_t; + + +/** + * \brief USB Device Capabilities - USB 2.0 Extension Descriptor structure + * + * Defines the set of USB 1.1-specific device level capabilities. + */ +typedef struct { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bDevCapabilityType; + le32_t bmAttributes; +} usb_dev_capa_ext_desc_t; + +/** + * \brief USB Device LPM Descriptor structure + * + * The BOS descriptor and capabilities descriptors for LPM. + */ +typedef struct { + usb_dev_bos_desc_t bos; + usb_dev_capa_ext_desc_t capa_ext; +} usb_dev_lpm_desc_t; + +/** + * \brief Standard USB Interface Association Descriptor structure + */ +typedef struct { + uint8_t bLength; //!< size of this descriptor in bytes + uint8_t bDescriptorType; //!< INTERFACE descriptor type + uint8_t bFirstInterface; //!< Number of interface + uint8_t bInterfaceCount; //!< value to select alternate setting + uint8_t bFunctionClass; //!< Class code assigned by the USB + uint8_t bFunctionSubClass;//!< Sub-class code assigned by the USB + uint8_t bFunctionProtocol;//!< Protocol code assigned by the USB + uint8_t iFunction; //!< Index of string descriptor +} usb_association_desc_t; + + +/** + * \brief Standard USB configuration descriptor structure + */ +typedef struct { + uint8_t bLength; + uint8_t bDescriptorType; + le16_t wTotalLength; + uint8_t bNumInterfaces; + uint8_t bConfigurationValue; + uint8_t iConfiguration; + uint8_t bmAttributes; + uint8_t bMaxPower; +} usb_conf_desc_t; + + +#define USB_CONFIG_ATTR_MUST_SET (1 << 7) //!< Must always be set +#define USB_CONFIG_ATTR_BUS_POWERED (0 << 6) //!< Bus-powered +#define USB_CONFIG_ATTR_SELF_POWERED (1 << 6) //!< Self-powered +#define USB_CONFIG_ATTR_REMOTE_WAKEUP (1 << 5) //!< remote wakeup supported + +#define USB_CONFIG_MAX_POWER(ma) (((ma) + 1) / 2) //!< Max power in mA + +/** + * \brief Standard USB association descriptor structure + */ +typedef struct { + uint8_t bLength; //!< Size of this descriptor in bytes + uint8_t bDescriptorType; //!< Interface descriptor type + uint8_t bFirstInterface; //!< Number of interface + uint8_t bInterfaceCount; //!< value to select alternate setting + uint8_t bFunctionClass; //!< Class code assigned by the USB + uint8_t bFunctionSubClass; //!< Sub-class code assigned by the USB + uint8_t bFunctionProtocol; //!< Protocol code assigned by the USB + uint8_t iFunction; //!< Index of string descriptor +} usb_iad_desc_t; + +/** + * \brief Standard USB interface descriptor structure + */ +typedef struct { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bInterfaceNumber; + uint8_t bAlternateSetting; + uint8_t bNumEndpoints; + uint8_t bInterfaceClass; + uint8_t bInterfaceSubClass; + uint8_t bInterfaceProtocol; + uint8_t iInterface; +} usb_iface_desc_t; + +/** + * \brief Standard USB endpoint descriptor structure + */ +typedef struct { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bEndpointAddress; + uint8_t bmAttributes; + le16_t wMaxPacketSize; + uint8_t bInterval; +} usb_ep_desc_t; + + +/** + * \brief A standard USB string descriptor structure + */ +typedef struct { + uint8_t bLength; + uint8_t bDescriptorType; +} usb_str_desc_t; + +typedef struct { + usb_str_desc_t desc; + le16_t string[1]; +} usb_str_lgid_desc_t; + +COMPILER_PACK_RESET() + +//! @} + +#endif /* _USB_PROTOCOL_H_ */ |