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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-02-28 18:14:55 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-02-28 18:14:55 +0000 |
commit | 6875348aa9e7edca7e3404cf25135ded052cde5c (patch) | |
tree | 299af02425127a965549141a2b9155d43e99e52a /apps/examples/cdcacm/cdcacm.h | |
parent | 933dda93fc98d3cfd445371c9ea29363ce26f085 (diff) | |
download | px4-nuttx-6875348aa9e7edca7e3404cf25135ded052cde5c.tar.gz px4-nuttx-6875348aa9e7edca7e3404cf25135ded052cde5c.tar.bz2 px4-nuttx-6875348aa9e7edca7e3404cf25135ded052cde5c.zip |
Extend CDC/ACM driver so that can be connected/disconnected under software control; Add new NSH commands sercon and serdis that will connect and disconnect the CDC/ACM serial device
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4436 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'apps/examples/cdcacm/cdcacm.h')
-rw-r--r-- | apps/examples/cdcacm/cdcacm.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/apps/examples/cdcacm/cdcacm.h b/apps/examples/cdcacm/cdcacm.h new file mode 100644 index 000000000..60eada896 --- /dev/null +++ b/apps/examples/cdcacm/cdcacm.h @@ -0,0 +1,125 @@ +/**************************************************************************** + * examples/cdcacm/cdcacm.h + * + * Copyright (C) 2012 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 __EXAMPLES_CDCACM_CDCACM_H +#define __EXAMPLES_CDCACM_CDCACM_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> +#include <stdlib.h> + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/* Configuration ************************************************************/ +/* Prerequisites */ + +#ifndef CONFIG_USBDEV +# error "CONFIG_USBDEV is not defined" +#endif + +#ifndef CONFIG_CDCACM +# error "CONFIG_CDCACM is not defined" +#endif + +#ifndef CONFIG_NSH_BUILTIN_APPS +# error "This example can only be built as an NSH built-in application +#endif + +/* Default configuration values */ + +#ifndef CONFIG_EXAMPLES_CDCACM_DEVMINOR +# define CONFIG_EXAMPLES_CDCACM_DEVMINOR 0 +#endif + +/* Debug ********************************************************************/ + +#ifdef CONFIG_CPP_HAVE_VARARGS +# ifdef CONFIG_DEBUG +# define message(...) lib_lowprintf(__VA_ARGS__) +# define msgflush() +# else +# define message(...) printf(__VA_ARGS__) +# define msgflush() fflush(stdout) +# endif +#else +# ifdef CONFIG_DEBUG +# define message lib_lowprintf +# define msgflush() +# else +# define message printf +# define msgflush() fflush(stdout) +# endif +#endif + +/**************************************************************************** + * Public Types + ****************************************************************************/ + +/* All global variables used by this example are packed into a structure in + * order to avoid name collisions. + */ + +struct cdcacm_state_s +{ + /* This is the handle that references to this particular USB storage driver + * instance. It is only needed if the USB mass storage device example is + * built using CONFIG_NSH_BUILTIN_APPS. In this case, the value + * of the driver handle must be remembered between the 'sercon' and 'msdis' + * commands. + */ + + FAR void *handle; +}; + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +/* All global variables used by this example are packed into a structure in + * order to avoid name collisions. + */ + +extern struct cdcacm_state_s g_cdcacm; + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +#endif /* __EXAMPLES_CDCACM_CDCACM_H */ |