incubator-nuttx/drivers/usbdev/composite.h

222 lines
6.9 KiB
C

/****************************************************************************
* drivers/usbdev/composite.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 __DRIVERS_USBDEV_COMPOSITE_H
#define __DRIVERS_USBDEV_COMPOSITE_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include <stdint.h>
#include <nuttx/usb/usb.h>
#include <nuttx/usb/usbdev.h>
#include <nuttx/usb/usbdev_trace.h>
#ifdef CONFIG_USBDEV_COMPOSITE
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
/* Packet sizes */
#ifndef CONFIG_COMPOSITE_EP0MAXPACKET
# define CONFIG_COMPOSITE_EP0MAXPACKET 64
#endif
/* Vendor and product IDs and strings */
#ifndef CONFIG_COMPOSITE_COMPOSITE
# ifndef CONFIG_COMPOSITE_VENDORID
# warning "CONFIG_COMPOSITE_VENDORID not defined"
# define CONFIG_COMPOSITE_VENDORID 0x03eb
# endif
# ifndef CONFIG_COMPOSITE_PRODUCTID
# warning "CONFIG_COMPOSITE_PRODUCTID not defined"
# define CONFIG_COMPOSITE_PRODUCTID 0x2022
# endif
# ifndef CONFIG_COMPOSITE_VERSIONNO
# define CONFIG_COMPOSITE_VERSIONNO (0x0101)
# endif
# ifndef CONFIG_COMPOSITE_VENDORSTR
# warning "No Vendor string specified"
# define CONFIG_COMPOSITE_VENDORSTR "NuttX"
# endif
# ifndef CONFIG_COMPOSITE_PRODUCTSTR
# warning "No Product string specified"
# define CONFIG_COMPOSITE_PRODUCTSTR "Composite Device"
# endif
# undef CONFIG_COMPOSITE_SERIALSTR
# define CONFIG_COMPOSITE_SERIALSTR "0101"
#endif
#undef CONFIG_COMPOSITE_CONFIGSTR
#define CONFIG_COMPOSITE_CONFIGSTR "Composite"
#ifdef CONFIG_USBDEV_SELFPOWERED
# define COMPOSITE_SELFPOWERED USB_CONFIG_ATTR_SELFPOWER
#else
# define COMPOSITE_SELFPOWERED (0)
#endif
#ifdef CONFIG_USBDEV_REMOTEWAKEUP
# define COMPOSITE_REMOTEWAKEUP USB_CONFIG_ATTR_WAKEUP
#else
# define COMPOSITE_REMOTEWAKEUP (0)
#endif
#define NUM_DEVICES_TO_HANDLE (4)
/* Descriptors **************************************************************/
/* These settings are not modifiable via the NuttX configuration */
#define COMPOSITE_CONFIGIDNONE (0) /* Config ID = 0 means to return to address mode */
#define COMPOSITE_CONFIGID (1) /* The only supported configuration ID */
/* String language */
#define COMPOSITE_STR_LANGUAGE (0x0409) /* en-us */
/* Descriptor strings */
#define COMPOSITE_MANUFACTURERSTRID (1)
#define COMPOSITE_PRODUCTSTRID (2)
#define COMPOSITE_SERIALSTRID (3)
#define COMPOSITE_CONFIGSTRID (4)
/* Everpresent MIN/MAX macros ***********************************************/
#ifndef MIN
# define MIN(a,b) ((a) < (b) ? (a) : (b))
#endif
#ifndef MAX
# define MAX(a,b) ((a) > (b) ? (a) : (b))
#endif
/****************************************************************************
* Public Types
****************************************************************************/
struct composite_devobj_s
{
/* Device description given by the user code in the dynamic
* configuration.
*/
struct composite_devdesc_s compdesc;
/* Pointer to device class */
FAR struct usbdevclass_driver_s *dev;
};
/* This structure describes the internal state of the driver */
struct composite_dev_s
{
FAR struct usbdev_s *usbdev; /* usbdev driver pointer */
uint8_t config; /* Configuration number */
FAR struct usbdev_req_s *ctrlreq; /* Allocated control request */
uint8_t ndevices; /* Num devices in this composite device */
int cfgdescsize; /* Total size of the configuration descriptor: */
int ninterfaces; /* The total number of interfaces in this composite device */
struct composite_devobj_s device[NUM_DEVICES_TO_HANDLE]; /* Device class object */
};
/****************************************************************************
* Public Data
****************************************************************************/
extern const char g_compvendorstr[];
extern const char g_compproductstr[];
extern const char g_compserialstr[];
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/****************************************************************************
* Name: composite_mkstrdesc
*
* Description:
* Construct a string descriptor
*
****************************************************************************/
int composite_mkstrdesc(uint8_t id, struct usb_strdesc_s *strdesc);
/****************************************************************************
* Name: composite_getepdesc
*
* Description:
* Return a pointer to the composite device descriptor
*
****************************************************************************/
#ifndef CONFIG_COMPOSITE_COMPOSITE
FAR const struct usb_devdesc_s *composite_getdevdesc(void);
#endif
/****************************************************************************
* Name: composite_mkcfgdesc
*
* Description:
* Construct the composite configuration descriptor
*
****************************************************************************/
#ifdef CONFIG_USBDEV_DUALSPEED
int16_t composite_mkcfgdesc(FAR struct composite_dev_s *priv,
FAR uint8_t *buf, uint8_t speed, uint8_t type);
#else
int16_t composite_mkcfgdesc(FAR struct composite_dev_s *priv,
FAR uint8_t *buf);
#endif
/****************************************************************************
* Name: composite_getqualdesc
*
* Description:
* Return a pointer to the composite qual descriptor
*
****************************************************************************/
#ifdef CONFIG_USBDEV_DUALSPEED
FAR const struct usb_qualdesc_s *composite_getqualdesc(void);
#endif
#endif /* CONFIG_USBDEV_COMPOSITE */
#endif /* __DRIVERS_USBDEV_COMPOSITE_H */