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nuttx-apps/system/composite/composite.h

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/****************************************************************************
* system/composite/composite.h
*
* Copyright (C) 2012-2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __SYSTEM_COMPOSITE_COMPOSITE_H
#define __SYSTEM_COMPOSITE_COMPOSITE_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdlib.h>
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
/* OS/Driver configuration checkes */
#ifndef CONFIG_USBDEV
# error "USB device support is not enabled (CONFIG_USBDEV)"
#endif
#ifndef CONFIG_USBDEV_COMPOSITE
# error "USB composite device support is not enabled (CONFIG_USBDEV_COMPOSITE)"
#endif
#ifndef CONFIG_CDCACM
# error "USB CDC/ACM serial device support is not enabled (CONFIG_CDCACM)"
#endif
#ifndef CONFIG_CDCACM_COMPOSITE
# error "USB CDC/ACM serial composite device support is not enabled (CONFIG_CDCACM_COMPOSITE)"
#endif
/* Add-on Mass Storagte Class default values */
#ifndef CONFIG_SYSTEM_COMPOSITE_NLUNS
# define CONFIG_SYSTEM_COMPOSITE_NLUNS 1
#endif
#ifndef CONFIG_SYSTEM_COMPOSITE_DEVMINOR1
# define CONFIG_SYSTEM_COMPOSITE_DEVMINOR1 0
#endif
#ifndef CONFIG_SYSTEM_COMPOSITE_DEVPATH1
# define CONFIG_SYSTEM_COMPOSITE_DEVPATH1 "/dev/mmcsd0"
#endif
#if CONFIG_SYSTEM_COMPOSITE_NLUNS > 1
# ifndef CONFIG_SYSTEM_COMPOSITE_DEVMINOR2
# error "CONFIG_SYSTEM_COMPOSITE_DEVMINOR2 for LUN=2"
# endif
# ifndef CONFIG_SYSTEM_COMPOSITE_DEVPATH2
# error "CONFIG_SYSTEM_COMPOSITE_DEVPATH2 for LUN=2"
# endif
# if CONFIG_SYSTEM_COMPOSITE_NLUNS > 2
# ifndef CONFIG_SYSTEM_COMPOSITE_DEVMINOR3
# error "CONFIG_SYSTEM_COMPOSITE_DEVMINOR2 for LUN=3"
# endif
# ifndef CONFIG_SYSTEM_COMPOSITE_DEVPATH2
# error "CONFIG_SYSTEM_COMPOSITE_DEVPATH2 for LUN=3"
# endif
# if CONFIG_SYSTEM_COMPOSITE_NLUNS > 3
# error "CONFIG_SYSTEM_COMPOSITE_NLUNS must be {1,2,3}"
# endif
# endif
#endif
/* Add-on CDC/ACM default values */
#ifndef CONFIG_SYSTEM_COMPOSITE_TTYUSB
# define CONFIG_SYSTEM_COMPOSITE_TTYUSB 0
#endif
#ifndef CONFIG_SYSTEM_COMPOSITE_SERDEV
# if CONFIG_SYSTEM_COMPOSITE_TTYUSB != 0
# error "Serial device unknown (CONFIG_SYSTEM_COMPOSITE_SERDEV)"
# elif defined(CONFIG_CDCACM)
# define CONFIG_SYSTEM_COMPOSITE_SERDEV "/dev/ttyACM0"
# else
# define CONFIG_SYSTEM_COMPOSITE_SERDEV "/dev/ttyUSB0"
# endif
#endif
#ifndef CONFIG_SYSTEM_COMPOSITE_BUFSIZE
# define CONFIG_SYSTEM_COMPOSITE_BUFSIZE 256
#endif
/* Trace initialization *****************************************************/
#ifndef CONFIG_USBDEV_TRACE_INITIALIDSET
# define CONFIG_USBDEV_TRACE_INITIALIDSET 0
#endif
#ifdef CONFIG_SYSTEM_COMPOSITE_TRACEINIT
# define TRACE_INIT_BITS (TRACE_INIT_BIT)
#else
# define TRACE_INIT_BITS (0)
#endif
#define TRACE_ERROR_BITS (TRACE_DEVERROR_BIT|TRACE_CLSERROR_BIT)
#ifdef CONFIG_SYSTEM_COMPOSITE_TRACECLASS
# define TRACE_CLASS_BITS (TRACE_CLASS_BIT|TRACE_CLASSAPI_BIT|TRACE_CLASSSTATE_BIT)
#else
# define TRACE_CLASS_BITS (0)
#endif
#ifdef CONFIG_SYSTEM_COMPOSITE_TRACETRANSFERS
# define TRACE_TRANSFER_BITS (TRACE_OUTREQQUEUED_BIT|TRACE_INREQQUEUED_BIT|TRACE_READ_BIT|\
TRACE_WRITE_BIT|TRACE_COMPLETE_BIT)
#else
# define TRACE_TRANSFER_BITS (0)
#endif
#ifdef CONFIG_SYSTEM_COMPOSITE_TRACECONTROLLER
# define TRACE_CONTROLLER_BITS (TRACE_EP_BIT|TRACE_DEV_BIT)
#else
# define TRACE_CONTROLLER_BITS (0)
#endif
#ifdef CONFIG_SYSTEM_COMPOSITE_TRACEINTERRUPTS
# define TRACE_INTERRUPT_BITS (TRACE_INTENTRY_BIT|TRACE_INTDECODE_BIT|TRACE_INTEXIT_BIT)
#else
# define TRACE_INTERRUPT_BITS (0)
#endif
#define TRACE_BITSET (TRACE_INIT_BITS|TRACE_ERROR_BITS|TRACE_CLASS_BITS|\
TRACE_TRANSFER_BITS|TRACE_CONTROLLER_BITS|TRACE_INTERRUPT_BITS)
/****************************************************************************
* Public Types
****************************************************************************/
/* All global variables used by this add-on are packed into a structure in
* order to avoid name collisions.
*/
struct composite_state_s
{
/* This is the handle that references to this particular USB composite
* driver instance. It is only needed if the add-on is built using
* CONFIG_NSH_BUILTIN_APPS. In this case, the value of the driver handle
* must be remembered between the 'conn' and 'disconn' commands.
*/
FAR void *cmphandle; /* Composite device handle */
/* Serial file descriptors */
#if !defined(CONFIG_NSH_BUILTIN_APPS) || defined(CONFIG_DISABLE_SIGNALS)
int outfd; /* Blocking write-only */
int infd; /* Non-blockig read-only */
#endif
/* Heap usage samples. These are useful for checking USB storage memory
* usage and for tracking down memoryh leaks.
*/
#ifdef CONFIG_SYSTEM_COMPOSITE_DEBUGMM
struct mallinfo mmstart; /* Memory usage before the connection */
struct mallinfo mmprevious; /* The last memory usage sample */
struct mallinfo mmcurrent; /* The current memory usage sample */
#endif
/* Serial I/O buffer */
#if !defined(CONFIG_NSH_BUILTIN_APPS) || defined(CONFIG_DISABLE_SIGNALS)
uint8_t serbuf[CONFIG_SYSTEM_COMPOSITE_BUFSIZE];
#endif
};
/****************************************************************************
* Public Data
****************************************************************************/
/* All global variables used by this add-on are packed into a structure in
* order to avoid name collisions.
*/
extern struct composite_state_s g_composite;
/****************************************************************************
* Public Functions
****************************************************************************/
#endif /* __SYSTEM_COMPOSITE_COMPOSITE_H */
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