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mirror of https://github.com/trezor/trezor-firmware.git synced 2024-11-23 07:58:09 +00:00
trezor-firmware/embed/trezorhal/usb.h

126 lines
2.8 KiB
C

/*
* Copyright (c) Jan Pochyla, SatoshiLabs
*
* Licensed under TREZOR License
* see LICENSE file for details
*/
#ifndef __TREZORHAL_USB_H__
#define __TREZORHAL_USB_H__
#include <stdint.h>
#include "secbool.h"
#define USB_EP_DIR_OUT 0x00
#define USB_EP_DIR_IN 0x80
#define USB_EP_DIR_MSK 0x80
typedef struct __attribute__((packed)) {
uint8_t bLength;
uint8_t bDescriptorType;
uint16_t bcdUSB;
uint8_t bDeviceClass;
uint8_t bDeviceSubClass;
uint8_t bDeviceProtocol;
uint8_t bMaxPacketSize0;
uint16_t idVendor;
uint16_t idProduct;
uint16_t bcdDevice;
uint8_t iManufacturer;
uint8_t iProduct;
uint8_t iSerialNumber;
uint8_t bNumConfigurations;
} usb_device_descriptor_t;
typedef struct __attribute__((packed)) {
uint8_t bLength;
uint8_t bDescriptorType;
uint16_t wData;
} usb_langid_descriptor_t;
typedef struct __attribute__((packed)) {
uint8_t bLength;
uint8_t bDescriptorType;
uint16_t wTotalLength;
uint8_t bNumInterfaces;
uint8_t bConfigurationValue;
uint8_t iConfiguration;
uint8_t bmAttributes;
uint8_t bMaxPower;
} usb_config_descriptor_t;
typedef struct __attribute__((packed)) {
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_interface_descriptor_t;
typedef struct __attribute__((packed)) {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bFirstInterface;
uint8_t bInterfaceCount;
uint8_t bFunctionClass;
uint8_t bFunctionSubClass;
uint8_t bFunctionProtocol;
uint8_t iFunction;
} usb_interface_assoc_descriptor_t;
typedef struct __attribute__((packed)) {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bEndpointAddress;
uint8_t bmAttributes;
uint16_t wMaxPacketSize;
uint8_t bInterval;
} usb_endpoint_descriptor_t;
typedef enum {
USB_LANGID_ENGLISH_US = 0x409,
} usb_language_id_t;
typedef struct {
const uint8_t *manufacturer;
const uint8_t *product;
const uint8_t *serial_number;
} usb_dev_string_table_t;
typedef struct {
uint16_t vendor_id;
uint16_t product_id;
uint16_t release_num;
const uint8_t *manufacturer;
const uint8_t *product;
const uint8_t *serial_number;
} usb_dev_info_t;
typedef enum {
USB_IFACE_TYPE_DISABLED = 0,
USB_IFACE_TYPE_VCP = 1,
USB_IFACE_TYPE_HID = 2,
} usb_iface_type_t;
#include "usb_hid-defs.h"
#include "usb_vcp-defs.h"
typedef struct {
union {
usb_hid_state_t hid;
usb_vcp_state_t vcp;
};
usb_iface_type_t type;
} usb_iface_t;
void usb_init(const usb_dev_info_t *dev_info);
void usb_deinit(void);
void usb_start(void);
void usb_stop(void);
#endif