walnux/arch/sim/src/sim/sim_usbdev.h
zhangyuan21 c61c694a77 sim/usb: add sim usb device
Signed-off-by: zhangyuan21 <zhangyuan21@xiaomi.com>
2023-03-03 14:31:30 -03:00

87 lines
3.2 KiB
C

/****************************************************************************
* arch/sim/src/sim/sim_usbdev.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __ARCH_SIM_SRC_SIM_USB_DEV_H
#define __ARCH_SIM_SRC_SIM_USB_DEV_H
/****************************************************************************
* Included Files
****************************************************************************/
#ifdef __SIM__
#include "config.h"
#endif
#include <stdint.h>
#include <stdbool.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/****************************************************************************
* Public Types
****************************************************************************/
/* NuttX Endpoint descriptor */
struct host_usb_epdesc_s
{
uint8_t len; /* Descriptor length */
uint8_t type; /* Descriptor type */
uint8_t addr; /* Endpoint address */
uint8_t attr; /* Endpoint attributes */
uint16_t mxpacketsize; /* Maximum packet size */
uint8_t interval; /* Interval */
};
/* This structure is used to send control requests to a USB device. */
struct host_usb_ctrlreq_s
{
uint8_t type; /* Matches request type */
uint8_t req; /* Matches request field */
uint16_t value;
uint16_t index;
uint16_t len;
uint8_t data[0];
};
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/* Host USB Interface */
int host_usbdev_init(uint32_t speed);
int host_usbdev_deinit(void);
int host_usbdev_pullup(bool enable);
int host_usbdev_epconfig(uint8_t epno,
const struct host_usb_epdesc_s *epdesc);
int host_usbdev_epdisable(uint8_t epno);
int host_usbdev_epstall(uint8_t epno, bool resume);
int host_usbdev_epcancel(uint8_t epno);
int host_usbdev_epwrite(uint8_t epno, uint8_t flags,
uint8_t *data, uint16_t len);
struct host_usb_ctrlreq_s *host_usbdev_ep0read(void);
uint8_t *host_usbdev_epread(uint8_t epno, uint16_t *len);
void host_usbdev_epread_end(uint8_t epno);
#endif /* __ARCH_SIM_SRC_SIM_USB_DEV_H */