kopia lustrzana https://github.com/espressif/esp-idf
refactor(usb_host): Added chapter11 header, refactor chapter9 header
Roman Leonov
Darian Leung
rodzic
78515b3fef
commit
01761f4c99
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@ -14,6 +14,7 @@ Warning: The USB Host Library API is still a beta version and may be subject to
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#include "esp_err.h"
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#include "usb/usb_types_stack.h"
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#include "usb/usb_types_ch9.h"
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#include "usb/usb_types_ch11.h"
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#ifdef __cplusplus
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extern "C" {
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@ -0,0 +1,221 @@
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/*
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* SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include <stdint.h>
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#include "esp_assert.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief USB Hub request types
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*/
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#define USB_BM_REQUEST_TYPE_HUB (USB_BM_REQUEST_TYPE_TYPE_CLASS | USB_BM_REQUEST_TYPE_RECIP_DEVICE)
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#define USB_BM_REQUEST_TYPE_PORT (USB_BM_REQUEST_TYPE_TYPE_CLASS | USB_BM_REQUEST_TYPE_RECIP_OTHER)
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/**
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* @brief USB Hub descriptor type
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*/
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#define USB_CLASS_DESCRIPTOR_TYPE_HUB 0x29
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/**
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* @brief USB Hub Class bRequest codes
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*
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* See USB 2.0 spec Table 11-16
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*/
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typedef enum {
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USB_B_REQUEST_HUB_GET_PORT_STATUS = 0x00, /**< Get port status. */
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USB_B_REQUEST_HUB_CLEAR_FEATURE = 0x01, /**< Clearing a feature disables that feature or starts a process associated with the feature. */
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USB_B_REQUEST_HUB_GET_STATE = 0x02, /**< Outdated. Used in previous specifications for GET_STATE */
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USB_B_REQUEST_HUB_SET_PORT_FEATURE = 0x03, /**< Set port feature. */
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USB_B_REQUEST_HUB_GET_DESCRIPTOR = 0x06, /**< Get HUB descriptor. */
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USB_B_REQUEST_HUB_SET_DESCRIPTOR = 0x07, /**< Set HUB descriptor. */
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USB_B_REQUEST_HUB_CLEAR_TT_BUFFER = 0x08, /**< This request clears the state of a Transaction Translator(TT) bulk/control buffer after it has been left in a busy state due to high-speed errors. */
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USB_B_REQUEST_HUB_RESET_TT = 0x09, /**< Reset TT. */
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USB_B_REQUEST_HUB_GET_TT_STATE = 0x0A, /**< Get TT state. */
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USB_B_REQUEST_HUB_STOP_TT = 0x0B, /**< Stop TT. */
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} usb_hub_class_request_t ;
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/**
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* @brief USB Hub Port feature selector codes
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*
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* See USB 2.0 spec Table 11-17
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*/
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typedef enum {
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USB_FEATURE_PORT_CONNECTION = 0x00,
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USB_FEATURE_PORT_ENABLE = 0x01,
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USB_FEATURE_PORT_SUSPEND = 0x02,
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USB_FEATURE_PORT_OVER_CURRENT = 0x03,
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USB_FEATURE_PORT_RESET = 0x04,
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USB_FEATURE_PORT_POWER = 0x08,
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USB_FEATURE_PORT_LOWSPEED = 0x09,
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USB_FEATURE_C_PORT_CONNECTION = 0x10,
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USB_FEATURE_C_PORT_ENABLE = 0x11,
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USB_FEATURE_C_PORT_SUSPEND = 0x12,
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USB_FEATURE_C_PORT_OVER_CURRENT = 0x13,
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USB_FEATURE_C_PORT_RESET = 0x14,
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USB_FEATURE_PORT_TEST = 0x15,
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USB_FEATURE_PORT_INDICATOR = 0x16,
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} usb_hub_port_feature_t;
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/**
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* @brief Size of a USB Hub Port Status and Hub Change results
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*/
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#define USB_PORT_STATUS_SIZE 4
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/**
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* @brief USB Hub Port Status and Hub Change results
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*
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* See USB 2.0 spec Table 11-19 and Table 11-20
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*/
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typedef struct {
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union {
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struct {
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uint8_t PORT_CONNECTION : 1; /**< 0 = No device is present. 1 = A device is present on this port.*/
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uint8_t PORT_ENABLE : 1; /**< 0 = Port is disabled. 1 = Port is enabled.*/
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uint8_t PORT_SUSPEND : 1; /**< 0 = Not suspended. 1 = Suspended or resuming. */
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uint8_t PORT_OVER_CURRENT : 1; /**< 0 = All no over-current condition exists on this port. 1 = An over-current condition exists on this port. */
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uint8_t PORT_RESET : 1; /**< 0 = Reset signaling not asserted. 1 = Reset signaling asserted. */
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uint8_t RESERVED_1 : 3; /**< Reserved field */
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uint8_t PORT_POWER : 1; /**< 0 = This port is in the Powered-off state. 1 = This port is not in the Powered-off state. */
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uint8_t PORT_LOW_SPEED : 1; /**< 0 = Full-speed or High-speed device attached to this port (determined by bit 10). 1 = Low-speed device attached to this port.*/
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uint8_t PORT_HIGH_SPEED : 1; /**< 0 = Full-speed device attached to this port. 1 = High-speed device attached to this port. */
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uint8_t PORT_TEST : 1; /**< 0 = This port is not in the Port Test Mode. 1 = This port is in Port Test Mode. */
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uint8_t PORT_INDICATOR : 1; /**< 0 = Port indicator displays default colors. 1 = Port indicator displays software controlled color. */
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uint8_t RESERVED_2 : 3; /**< Reserved field */
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};
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uint16_t val; /**< Port status value */
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} wPortStatus;
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union {
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struct {
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uint8_t C_PORT_CONNECTION : 1; /**< 0 = No change has occurred to Current Connect status. 1 = Current Connect status has changed. */
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uint8_t C_PORT_ENABLE : 1; /**< This field is set to one when a port is disabled because of a Port_Error condition */
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uint8_t C_PORT_SUSPEND : 1; /**< 0 = No change. 1 = Resume complete. */
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uint8_t C_PORT_OVER_CURRENT : 1; /**< 0 = No change has occurred to Over-Current Indicator. 1 = Over-Current Indicator has changed. */
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uint8_t C_PORT_RESET : 1; /**< This field is set when reset processing on this port is complete. 0 = No change. 1 = Reset complete.*/
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uint16_t RESERVED : 11; /**< Reserved field */
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};
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uint16_t val; /**< Port change value */
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} wPortChange;
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} __attribute__((packed)) usb_port_status_t;
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ESP_STATIC_ASSERT(sizeof(usb_port_status_t) == USB_PORT_STATUS_SIZE, "Size of usb_port_status_t incorrect");
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/**
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* @brief Size of a USB Hub Status
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*/
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#define USB_HUB_STATUS_SIZE 4
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/**
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* @brief USB Hub Status
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*/
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typedef struct {
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union {
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struct {
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uint8_t HUB_LOCAL_POWER : 1; /**< 0 = Local power supply good. 1 = Local power supply lost (inactive)*/
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uint8_t HUB_OVER_CURRENT : 1; /**< 0 = No over-current condition currently exists. 1 = A hub over-current condition exists.*/
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uint16_t RESERVED : 14; /**< Reserved fields */
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};
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uint16_t val; /**< Hub status value */
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} wHubStatus;
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union {
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struct {
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uint8_t C_HUB_LOCAL_POWER : 1; /**< 0 = No change has occurred to Local Power Status. 1 = Local Power Status has changed.*/
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uint8_t C_HUB_OVER_CURRENT : 1; /**< 0 = No change has occurred to the Over-Current Status. 1 = Over-Current Status has changed.*/
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uint16_t RESERVED : 14; /**< Reserved fields */
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};
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uint16_t val; /**< Hub change value */
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} wHubChange;
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} __attribute__((packed)) usb_hub_status_t;
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ESP_STATIC_ASSERT(sizeof(usb_hub_status_t) == USB_HUB_STATUS_SIZE, "Size of usb_hub_status_t incorrect");
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/**
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* @brief Size of a USB Hub Device descriptor
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*/
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#define USB_HUB_DESCRIPTOR_SIZE (7)
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/**
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* @brief USB Hub Device descriptor
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*/
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typedef struct {
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uint8_t bDescLength; /**< Number of bytes in this descriptor, including this byte */
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uint8_t bDescriptorType; /**< Descriptor Type, value: 29H for Hub descriptor */
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uint8_t bNbrPorts; /**< Number of downstream facing ports that this Hub supports */
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uint16_t wHubCharacteristics; /**< Logical Power Switching Mode, Compound Device, Over-current Protection Mode, TT Think Time, Port Indicators Supported */
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uint8_t bPwrOn2PwrGood; /**< Time (in 2 ms intervals) from the time the power-on sequence begins on a port until power is good on that port */
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uint8_t bHubContrCurrent; /**< Maximum current requirements of the Hub Controller electronics in mA. */
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} __attribute__((packed)) usb_hub_descriptor_t;
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ESP_STATIC_ASSERT(sizeof(usb_hub_descriptor_t) == USB_HUB_DESCRIPTOR_SIZE, "Size of usb_hub_descriptor_t incorrect");
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/**
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* @brief Initializer for a request to get HUB descriptor
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*/
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#define USB_SETUP_PACKET_INIT_GET_HUB_DESCRIPTOR(setup_pkt_ptr) ({ \
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(setup_pkt_ptr)->bmRequestType = USB_BM_REQUEST_TYPE_DIR_IN | USB_BM_REQUEST_TYPE_HUB; \
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(setup_pkt_ptr)->bRequest = USB_B_REQUEST_HUB_GET_DESCRIPTOR; \
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(setup_pkt_ptr)->wValue = (USB_CLASS_DESCRIPTOR_TYPE_HUB << 8); \
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(setup_pkt_ptr)->wIndex = 0; \
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(setup_pkt_ptr)->wLength = sizeof(usb_hub_descriptor_t); \
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})
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/**
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* @brief Initializer for a request to get HUB status
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*/
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#define USB_SETUP_PACKET_INIT_GET_HUB_STATUS(setup_pkt_ptr) ({ \
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(setup_pkt_ptr)->bmRequestType = USB_BM_REQUEST_TYPE_DIR_IN | USB_BM_REQUEST_TYPE_HUB; \
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(setup_pkt_ptr)->bRequest = USB_B_REQUEST_HUB_GET_PORT_STATUS; \
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(setup_pkt_ptr)->wValue = 0; \
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(setup_pkt_ptr)->wIndex = 0; \
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(setup_pkt_ptr)->wLength = sizeof(usb_hub_status_t); \
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})
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/**
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* @brief Initializer for a request to get port status
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*/
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#define USB_SETUP_PACKET_INIT_GET_PORT_STATUS(setup_pkt_ptr, port) ({ \
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(setup_pkt_ptr)->bmRequestType = USB_BM_REQUEST_TYPE_DIR_IN | USB_BM_REQUEST_TYPE_PORT; \
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(setup_pkt_ptr)->bRequest = USB_B_REQUEST_HUB_GET_PORT_STATUS; \
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(setup_pkt_ptr)->wValue = 0; \
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(setup_pkt_ptr)->wIndex = (port); \
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(setup_pkt_ptr)->wLength = sizeof(usb_port_status_t); \
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})
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/**
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* @brief Initializer for a set port feature
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*/
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#define USB_SETUP_PACKET_INIT_SET_PORT_FEATURE(setup_pkt_ptr, port, feature) ({ \
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(setup_pkt_ptr)->bmRequestType = USB_BM_REQUEST_TYPE_DIR_OUT | USB_BM_REQUEST_TYPE_PORT; \
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(setup_pkt_ptr)->bRequest = USB_B_REQUEST_HUB_SET_PORT_FEATURE; \
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(setup_pkt_ptr)->wValue = (feature); \
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(setup_pkt_ptr)->wIndex = (port); \
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(setup_pkt_ptr)->wLength = 0; \
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})
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/**
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* @brief Initializer for a clear port feature
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*/
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#define USB_SETUP_PACKET_INIT_CLEAR_PORT_FEATURE(setup_pkt_ptr, port, feature) ({ \
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(setup_pkt_ptr)->bmRequestType = USB_BM_REQUEST_TYPE_DIR_OUT | USB_BM_REQUEST_TYPE_PORT; \
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(setup_pkt_ptr)->bRequest = USB_B_REQUEST_HUB_CLEAR_FEATURE; \
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(setup_pkt_ptr)->wValue = (feature); \
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(setup_pkt_ptr)->wIndex = (port); \
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(setup_pkt_ptr)->wLength = 0; \
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})
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/**
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* @brief Get Port Number from a setup packet
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*/
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#define USB_SETUP_PACKET_GET_PORT(setup_pkt_ptr) ({ \
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(setup_pkt_ptr)->wIndex; \
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})
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#ifdef __cplusplus
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}
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#endif //__cplusplus
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@ -96,7 +96,7 @@ typedef union {
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uint16_t wValue; /**< Word-sized field that varies according to request */
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uint16_t wIndex; /**< Word-sized field that varies according to request; typically used to pass an index or offset */
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uint16_t wLength; /**< Number of bytes to transfer if there is a data stage */
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} __attribute__((packed));
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} USB_DESC_ATTR; /**< USB descriptor attributes */
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uint8_t val[USB_SETUP_PACKET_SIZE]; /**< Descriptor value */
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} usb_setup_packet_t;
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ESP_STATIC_ASSERT(sizeof(usb_setup_packet_t) == USB_SETUP_PACKET_SIZE, "Size of usb_setup_packet_t incorrect");
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