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Add support for a login script (in addition to the init script); Add logic so that a USB console session can connect and reconnect to the USB serial device

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git-svn-id: http://svn.code.sf.net/p/nuttx/code/trunk@5582 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2013-01-29 22:11:04 +00:00
parent 6ebd56f299
commit 7f22c14077
11 changed files with 735 additions and 218 deletions
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apps/include/nsh.h
+58 -13
View File
@@ -1,7 +1,7 @@
/****************************************************************************
* apps/include/nsh.h
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Copyright (C) 2011, 2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
@@ -45,6 +45,31 @@
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
/* If a USB device is selected for the NSH console then we need to handle some
* special start-up conditions.
*/
#undef HAVE_USB_CONSOLE
#if defined(CONFIG_USBDEV)
/* Check for a PL2303 serial console. Use console device "/dev/console". */
# if defined(CONFIG_PL2303) && defined(CONFIG_PL2303_CONSOLE)
# define HAVE_USB_CONSOLE 1
/* Check for a CDC/ACM serial console. Use console device "/dev/console". */
# elif defined(CONFIG_CDCACM) && defined(CONFIG_CDCACM_CONSOLE)
# define HAVE_USB_CONSOLE 1
/* Check for a generic USB console. In this case, the USB console device
* must be provided in CONFIG_NSH_CONDEV.
*/
# elif defined(CONFIG_NSH_USBCONSOLE)
# define HAVE_USB_CONSOLE 1
# endif
#endif
#if CONFIG_RR_INTERVAL > 0
# define SCHED_NSH SCHED_RR
@@ -58,7 +83,8 @@
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C" {
extern "C"
{
#else
#define EXTERN extern
#endif
@@ -83,35 +109,54 @@ extern "C" {
*
****************************************************************************/
EXTERN void nsh_initialize(void);
void nsh_initialize(void);
/****************************************************************************
* Name: nsh_consolemain
*
* Description:
* This interfaces maybe to called or started with task_start to start a
* single an NSH instance that operates on stdin and stdout (/dev/console).
* This function does not return.
* single an NSH instance that operates on stdin and stdout. This
* function does not return.
*
* This function handles generic /dev/console character devices, or
* special USB console devices. The USB console requires some special
* operations to handle the cases where the session is lost when the
* USB device is unplugged and restarted when the USB device is plugged
* in again.
*
* Input Parameters:
* Standard task start-up arguements. These are not used. argc may be
* Standard task start-up arguments. These are not used. argc may be
* zero and argv may be NULL.
*
* Returned Values:
* This function does not normally return. exit() is usually called to
* terminate the NSH session. This function will return in the event of
* an error. In that case, a nonzero value is returned (1).
* an error. In that case, a nonzero value is returned (EXIT_FAILURE=1).
*
****************************************************************************/
EXTERN int nsh_consolemain(int argc, char *argv[]);
int nsh_consolemain(int argc, char *argv[]);
/* nsh_telnetstart() starts a telnet daemon that will allow multiple
* NSH connections via telnet. This function returns immediately after
* the daemon has been started.
*/
/****************************************************************************
* Name: nsh_telnetstart
*
* Description:
* nsh_telnetstart() starts the Telnet daemon that will allow multiple
* NSH connections via Telnet. This function returns immediately after
* the daemon has been started.
*
* Input Parameters:
* None. All of the properties of the Telnet daemon are controlled by
* NuttX configuration setting.
*
* Returned Values:
* The task ID of the Telnet daemon was successfully started. A negated
* errno value will be returned on failure.
*
****************************************************************************/
EXTERN int nsh_telnetstart(void);
int nsh_telnetstart(void);
#undef EXTERN
#ifdef __cplusplus