mirror of
https://github.com/polhenarejos/pico-hsm.git
synced 2024-09-20 03:10:09 +00:00
7785c8ff1c
Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
134 lines
3.3 KiB
C
134 lines
3.3 KiB
C
/*
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* Copyright (c) 2020 Raspberry Pi (Trading) Ltd.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef _USB_COMMON_H
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#define _USB_COMMON_H
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#include "pico/types.h"
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#include "hardware/structs/usb.h"
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// bmRequestType bit definitions
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#define USB_REQ_TYPE_STANDARD 0x00u
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#define USB_REQ_TYPE_TYPE_MASK 0x60u
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#define USB_REQ_TYPE_TYPE_CLASS 0x20u
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#define USB_REQ_TYPE_TYPE_VENDOR 0x40u
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#define USB_REQ_TYPE_RECIPIENT_MASK 0x1fu
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#define USB_REQ_TYPE_RECIPIENT_DEVICE 0x00u
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#define USB_REQ_TYPE_RECIPIENT_INTERFACE 0x01u
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#define USB_REQ_TYPE_RECIPIENT_ENDPOINT 0x02u
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#define USB_DIR_OUT 0x00u
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#define USB_DIR_IN 0x80u
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#define USB_TRANSFER_TYPE_CONTROL 0x0
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#define USB_TRANSFER_TYPE_ISOCHRONOUS 0x1
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#define USB_TRANSFER_TYPE_BULK 0x2
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#define USB_TRANSFER_TYPE_INTERRUPT 0x3
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#define USB_TRANSFER_TYPE_BITS 0x3
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// Descriptor types
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#define USB_DT_DEVICE 0x01
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#define USB_DT_CONFIG 0x02
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#define USB_DT_STRING 0x03
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#define USB_DT_INTERFACE 0x04
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#define USB_DT_ENDPOINT 0x05
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#define USB_REQUEST_GET_STATUS 0x0
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#define USB_REQUEST_CLEAR_FEATURE 0x01
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#define USB_REQUEST_SET_FEATURE 0x03
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#define USB_REQUEST_SET_ADDRESS 0x05
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#define USB_REQUEST_GET_DESCRIPTOR 0x06
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#define USB_REQUEST_SET_DESCRIPTOR 0x07
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#define USB_REQUEST_GET_CONFIGURATION 0x08
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#define USB_REQUEST_SET_CONFIGURATION 0x09
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#define USB_REQUEST_GET_INTERFACE 0x0a
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#define USB_REQUEST_SET_INTERFACE 0x0b
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#define USB_REQUEST_SYNC_FRAME 0x0c
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#define USB_REQUEST_MSC_GET_MAX_LUN 0xfe
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#define USB_REQUEST_MSC_RESET 0xff
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#define USB_FEAT_ENDPOINT_HALT 0x00
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#define USB_FEAT_DEVICE_REMOTE_WAKEUP 0x01
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#define USB_FEAT_TEST_MODE 0x02
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#define USB_DESCRIPTOR_TYPE_ENDPOINT 0x05
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struct usb_setup_packet {
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uint8_t bmRequestType;
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uint8_t bRequest;
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uint16_t wValue;
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uint16_t wIndex;
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uint16_t wLength;
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} __packed;
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struct usb_descriptor {
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uint8_t bLength;
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uint8_t bDescriptorType;
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};
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struct usb_device_descriptor {
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uint8_t bLength;
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uint8_t bDescriptorType;
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uint16_t bcdUSB;
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uint8_t bDeviceClass;
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uint8_t bDeviceSubClass;
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uint8_t bDeviceProtocol;
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uint8_t bMaxPacketSize0;
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uint16_t idVendor;
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uint16_t idProduct;
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uint16_t bcdDevice;
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uint8_t iManufacturer;
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uint8_t iProduct;
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uint8_t iSerialNumber;
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uint8_t bNumConfigurations;
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} __packed;
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struct usb_configuration_descriptor {
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uint8_t bLength;
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uint8_t bDescriptorType;
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uint16_t wTotalLength;
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uint8_t bNumInterfaces;
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uint8_t bConfigurationValue;
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uint8_t iConfiguration;
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uint8_t bmAttributes;
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uint8_t bMaxPower;
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} __packed;
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struct usb_interface_descriptor {
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uint8_t bLength;
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uint8_t bDescriptorType;
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uint8_t bInterfaceNumber;
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uint8_t bAlternateSetting;
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uint8_t bNumEndpoints;
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uint8_t bInterfaceClass;
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uint8_t bInterfaceSubClass;
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uint8_t bInterfaceProtocol;
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uint8_t iInterface;
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} __packed;
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struct usb_endpoint_descriptor {
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uint8_t bLength;
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uint8_t bDescriptorType;
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uint8_t bEndpointAddress;
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uint8_t bmAttributes;
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uint16_t wMaxPacketSize;
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uint8_t bInterval;
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} __packed;
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struct usb_endpoint_descriptor_long {
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uint8_t bLength;
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uint8_t bDescriptorType;
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uint8_t bEndpointAddress;
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uint8_t bmAttributes;
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uint16_t wMaxPacketSize;
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uint8_t bInterval;
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uint8_t bRefresh;
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uint8_t bSyncAddr;
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} __attribute__((packed));
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#endif |