Tried to get the Composite driver working on the LPC2148 (and failed)
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4362 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
parent
f392209c72
commit
8c4b8c77fa
@ -131,7 +131,7 @@ examples/composite
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CONFIG_CDCACM_EPBULKOUT=3
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CONFIG_USBMSC - USB mass storage device support
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CONFIG_USBMSC_COMPOSITE - USB mass storage composite device support
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CONFIG_USBMSC_COMPOSITE=y - USB mass storage composite device support
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CONFIG_USBMSC_IFNOBASE=2 - USB mass storage interfaces start with number 2
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CONFIG_USBMSC_STRBASE=4 - Base of string numbers (needed)
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CONFIG_USBMSC_EPBULKOUT=4 - Endpoint numbers must be unique
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@ -170,7 +170,7 @@ examples/composite
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CCONFIG_EXAMPLES_COMPOSITE_SERDEV - The string corresponding to
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CONFIG_EXAMPLES_COMPOSITE_TTYUSB. The default is "/dev/ttyUSB0".
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CONFIG_EXAMPLES_COMPOSITE_BUFSIZE - The size of the serial I/O buffer in
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bytes. Default 256 byters.
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bytes. Default 256 bytes.
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If CONFIG_USBDEV_TRACE is enabled (or CONFIG_DEBUG and CONFIG_DEBUG_USB), then
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the example code will also manage the USB trace output. The amount of trace output
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432
nshlib/nsh_console.c
Normal file
432
nshlib/nsh_console.c
Normal file
@ -0,0 +1,432 @@
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/****************************************************************************
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* apps/nshlib/nsh_serial.c
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*
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* Copyright (C) 2007-2009, 2011-2012 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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||||
* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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||||
* notice, this list of conditions and the following disclaimer in
|
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* the documentation and/or other materials provided with the
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||||
* distribution.
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* 3. Neither the name Gregory Nutt nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||||
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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||||
* 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
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||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <string.h>
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#include <stdarg.h>
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#include <assert.h>
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#include <errno.h>
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#include <debug.h>
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#include "nsh.h"
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#include "nsh_console.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Private Types
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****************************************************************************/
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struct serialsave_s
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{
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int cn_outfd; /* Re-directed output file descriptor */
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FILE *cn_outstream; /* Re-directed output stream */
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};
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/****************************************************************************
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* Private Function Prototypes
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****************************************************************************/
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#ifndef CONFIG_NSH_DISABLEBG
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static FAR struct nsh_vtbl_s *nsh_consoleclone(FAR struct nsh_vtbl_s *vtbl);
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#endif
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static void nsh_consolerelease(FAR struct nsh_vtbl_s *vtbl);
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static ssize_t nsh_consolewrite(FAR struct nsh_vtbl_s *vtbl, FAR const void *buffer, size_t nbytes);
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static int nsh_consoleoutput(FAR struct nsh_vtbl_s *vtbl, const char *fmt, ...);
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static FAR char *nsh_consolelinebuffer(FAR struct nsh_vtbl_s *vtbl);
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static void nsh_consoleredirect(FAR struct nsh_vtbl_s *vtbl, int fd, FAR uint8_t *save);
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static void nsh_consoleundirect(FAR struct nsh_vtbl_s *vtbl, FAR uint8_t *save);
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static void nsh_consoleexit(FAR struct nsh_vtbl_s *vtbl, int exitstatus);
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: nsh_openifnotopen
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****************************************************************************/
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static int nsh_openifnotopen(struct console_stdio_s *pstate)
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{
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/* The stream is open in a lazy fashion. This is done because the file
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* descriptor may be opened on a different task than the stream.
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*/
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if (!pstate->cn_outstream)
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{
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pstate->cn_outstream = fdopen(pstate->cn_outfd, "w");
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if (!pstate->cn_outstream)
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{
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return ERROR;
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}
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}
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return 0;
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}
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/****************************************************************************
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* Name: nsh_closeifnotclosed
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*
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* Description:
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* Close the output stream if it is not the standard output stream.
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*
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****************************************************************************/
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static void nsh_closeifnotclosed(struct console_stdio_s *pstate)
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{
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if (pstate->cn_outstream == OUTSTREAM(pstate))
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{
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fflush(OUTSTREAM(pstate));
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pstate->cn_outfd = OUTFD(pstate);
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}
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else
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{
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if (pstate->cn_outstream)
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{
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fflush(pstate->cn_outstream);
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fclose(pstate->cn_outstream);
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}
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else if (pstate->cn_outfd >= 0 && pstate->cn_outfd != OUTFD(pstate))
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{
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close(pstate->cn_outfd);
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}
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pstate->cn_outfd = -1;
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pstate->cn_outstream = NULL;
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}
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}
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/****************************************************************************
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* Name: nsh_consolewrite
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*
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* Description:
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* write a buffer to the remote shell window.
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*
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* Currently only used by cat.
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*
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****************************************************************************/
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static ssize_t nsh_consolewrite(FAR struct nsh_vtbl_s *vtbl, FAR const void *buffer, size_t nbytes)
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{
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FAR struct console_stdio_s *pstate = (FAR struct console_stdio_s *)vtbl;
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ssize_t ret;
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/* The stream is open in a lazy fashion. This is done because the file
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* descriptor may be opened on a different task than the stream. The
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* actual open will then occur with the first output from the new task.
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*/
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if (nsh_openifnotopen(pstate) != 0)
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{
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return (ssize_t)ERROR;
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}
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/* Write the data to the output stream */
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ret = fwrite(buffer, 1, nbytes, pstate->cn_outstream);
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if (ret < 0)
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{
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dbg("[%d] Failed to send buffer: %d\n", pstate->cn_outfd, errno);
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}
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return ret;
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}
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/****************************************************************************
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* Name: nsh_consoleoutput
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*
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* Description:
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* Print a string to the currently selected stream.
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*
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****************************************************************************/
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static int nsh_consoleoutput(FAR struct nsh_vtbl_s *vtbl, const char *fmt, ...)
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{
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FAR struct console_stdio_s *pstate = (FAR struct console_stdio_s *)vtbl;
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va_list ap;
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int ret;
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/* The stream is open in a lazy fashion. This is done because the file
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* descriptor may be opened on a different task than the stream. The
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* actual open will then occur with the first output from the new task.
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*/
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if (nsh_openifnotopen(pstate) != 0)
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{
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return ERROR;
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}
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va_start(ap, fmt);
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ret = vfprintf(pstate->cn_outstream, fmt, ap);
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va_end(ap);
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return ret;
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}
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/****************************************************************************
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* Name: nsh_consolelinebuffer
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*
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* Description:
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* Return a reference to the current line buffer
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*
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****************************************************************************/
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static FAR char *nsh_consolelinebuffer(FAR struct nsh_vtbl_s *vtbl)
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{
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FAR struct console_stdio_s *pstate = (FAR struct console_stdio_s *)vtbl;
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return pstate->cn_line;
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}
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/****************************************************************************
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* Name: nsh_consoleclone
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*
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* Description:
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* Make an independent copy of the vtbl
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*
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****************************************************************************/
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#ifndef CONFIG_NSH_DISABLEBG
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static FAR struct nsh_vtbl_s *nsh_consoleclone(FAR struct nsh_vtbl_s *vtbl)
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{
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FAR struct console_stdio_s *pclone = nsh_newconsole();
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return &pclone->cn_vtbl;
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}
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#endif
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/****************************************************************************
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* Name: nsh_consolerelease
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*
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* Description:
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* Release the cloned instance
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*
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****************************************************************************/
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static void nsh_consolerelease(FAR struct nsh_vtbl_s *vtbl)
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{
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FAR struct console_stdio_s *pstate = (FAR struct console_stdio_s *)vtbl;
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/* Close the output stream */
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nsh_closeifnotclosed(pstate);
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/* Close the console stream */
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#ifdef CONFIG_NSH_CONDEV
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(void)fclose(pstate->cn_constream);
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#endif
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/* Then release the vtable container */
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free(pstate);
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}
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/****************************************************************************
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* Name: nsh_consoleredirect
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*
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* Description:
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* Set up for redirected output. This function is called from nsh_parse()
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* in two different contexts:
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*
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* 1) Redirected background commands of the form: command > xyz.text &
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*
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* In this case:
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* - vtbl: A newly allocated and initialized instance created by
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* nsh_consoleclone,
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* - fd:- The file descriptor of the redirected output
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* - save: NULL
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*
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* nsh_consolerelease() will perform the clean-up when the clone is
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* destroyed.
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*
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* 2) Redirected foreground commands of the form: command > xyz.txt
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*
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* In this case:
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* - vtbl: The current state structure,
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* - fd: The file descriptor of the redirected output
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* - save: Where to save the re-directed registers.
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*
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* nsh_consoleundirect() will perform the clean-up after the redirected
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* command completes.
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*
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****************************************************************************/
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static void nsh_consoleredirect(FAR struct nsh_vtbl_s *vtbl, int fd, FAR uint8_t *save)
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{
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FAR struct console_stdio_s *pstate = (FAR struct console_stdio_s *)vtbl;
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FAR struct serialsave_s *ssave = (FAR struct serialsave_s *)save;
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/* Case 1: Redirected foreground commands */
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if (ssave)
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{
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/* pstate->cn_outstream and cn_outfd refer refer to the
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* currently opened output stream. If the output stream is open, flush
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* any pending output.
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*/
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if (pstate->cn_outstream)
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{
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fflush(pstate->cn_outstream);
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}
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/* Save the current fd and stream values. These will be restored
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* when nsh_consoleundirect() is called.
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*/
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ssave->cn_outfd = pstate->cn_outfd;
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ssave->cn_outstream = pstate->cn_outstream;
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}
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else
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{
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/* nsh_consoleclone() set pstate->cn_outfd and cn_outstream to refer
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* to standard out. We just want to leave these alone and overwrite
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* them with the fd for the re-directed stream.
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*/
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}
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/* In either case, set the fd of the new, re-directed output and nullify
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* the output stream (it will be fdopen'ed if it is used).
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*/
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pstate->cn_outfd = fd;
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pstate->cn_outstream = NULL;
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||||
}
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||||
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/****************************************************************************
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||||
* Name: nsh_consoleundirect
|
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*
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* Description:
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* Set up for redirected output
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||||
*
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****************************************************************************/
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static void nsh_consoleundirect(FAR struct nsh_vtbl_s *vtbl, FAR uint8_t *save)
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{
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FAR struct console_stdio_s *pstate = (FAR struct console_stdio_s *)vtbl;
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FAR struct serialsave_s *ssave = (FAR struct serialsave_s *)save;
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nsh_closeifnotclosed(pstate);
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pstate->cn_outfd = ssave->cn_outfd;
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pstate->cn_outstream = ssave->cn_outstream;
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}
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||||
|
||||
/****************************************************************************
|
||||
* Name: nsh_consoleexit
|
||||
*
|
||||
* Description:
|
||||
* Exit the shell task
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||||
*
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||||
****************************************************************************/
|
||||
|
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static void nsh_consoleexit(FAR struct nsh_vtbl_s *vtbl, int exitstatus)
|
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{
|
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/* Destroy ourself then exit with the provided status */
|
||||
|
||||
nsh_consolerelease(vtbl);
|
||||
exit(exitstatus);
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: nsh_newconsole
|
||||
****************************************************************************/
|
||||
|
||||
FAR struct console_stdio_s *nsh_newconsole(void)
|
||||
{
|
||||
struct console_stdio_s *pstate = (struct console_stdio_s *)zalloc(sizeof(struct console_stdio_s));
|
||||
if (pstate)
|
||||
{
|
||||
/* Initialize the call table */
|
||||
|
||||
#ifndef CONFIG_NSH_DISABLEBG
|
||||
pstate->cn_vtbl.clone = nsh_consoleclone;
|
||||
pstate->cn_vtbl.release = nsh_consolerelease;
|
||||
#endif
|
||||
pstate->cn_vtbl.write = nsh_consolewrite;
|
||||
pstate->cn_vtbl.output = nsh_consoleoutput;
|
||||
pstate->cn_vtbl.linebuffer = nsh_consolelinebuffer;
|
||||
pstate->cn_vtbl.redirect = nsh_consoleredirect;
|
||||
pstate->cn_vtbl.undirect = nsh_consoleundirect;
|
||||
pstate->cn_vtbl.exit = nsh_consoleexit;
|
||||
|
||||
/* (Re-) open the console input device */
|
||||
|
||||
#ifdef CONFIG_NSH_CONDEV
|
||||
pstate->cn_confd = open(CONFIG_NSH_CONDEV, O_RDWR);
|
||||
if (pstate->cn_confd < 0)
|
||||
{
|
||||
free(pstate);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
/* Create a standard C stream on the console device */
|
||||
|
||||
pstate->cn_constream = fdopen(pstate->cn_confd, "r+");
|
||||
if (!pstate->cn_constream)
|
||||
{
|
||||
close(pstate->cn_confd);
|
||||
free(pstate);
|
||||
return NULL;
|
||||
}
|
||||
#endif
|
||||
|
||||
/* Initialize the output stream */
|
||||
|
||||
pstate->cn_outfd = OUTFD(pstate);
|
||||
pstate->cn_outstream = OUTSTREAM(pstate);
|
||||
}
|
||||
return pstate;
|
||||
}
|
||||
159
nshlib/nsh_console.h
Normal file
159
nshlib/nsh_console.h
Normal file
@ -0,0 +1,159 @@
|
||||
/****************************************************************************
|
||||
* apps/nshlib/nsh_console.h
|
||||
*
|
||||
* Copyright (C) 2007-2012 Gregory Nutt. All rights reserved.
|
||||
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
|
||||
*
|
||||
* 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 __APPS_NSHLIB_NSH_CONSOLE_H
|
||||
#define __APPS_NSHLIB_NSH_CONSOLE_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#include <sys/types.h>
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdint.h>
|
||||
#include <stdbool.h>
|
||||
#include <errno.h>
|
||||
|
||||
/****************************************************************************
|
||||
* Definitions
|
||||
****************************************************************************/
|
||||
/* Method access macros */
|
||||
|
||||
#define nsh_clone(v) (v)->clone(v)
|
||||
#define nsh_release(v) (v)->release(v)
|
||||
#define nsh_write(v,b,n) (v)->write(v,b,n)
|
||||
#define nsh_linebuffer(v) (v)->linebuffer(v)
|
||||
#define nsh_redirect(v,f,s) (v)->redirect(v,f,s)
|
||||
#define nsh_undirect(v,s) (v)->undirect(v,s)
|
||||
#define nsh_exit(v,s) (v)->exit(v,s)
|
||||
|
||||
#ifdef CONFIG_CPP_HAVE_VARARGS
|
||||
# define nsh_output(v, fmt...) (v)->output(v, ##fmt)
|
||||
#else
|
||||
# define nsh_output vtbl->output
|
||||
#endif
|
||||
|
||||
/* Size of info to be saved in call to nsh_redirect */
|
||||
|
||||
#define SAVE_SIZE (sizeof(int) + sizeof(FILE*) + sizeof(bool))
|
||||
|
||||
/* Are we using the NuttX console for I/O? Or some other character device? */
|
||||
|
||||
#ifdef CONFIG_NSH_CONDEV
|
||||
# define INFD(p) ((p)->cn_confd)
|
||||
# define INSTREAM(p) ((p)->cn_constream)
|
||||
# define OUTFD(p) ((p)->cn_confd)
|
||||
# define OUTSTREAM(p) ((p)->cn_constream)
|
||||
#else
|
||||
# define INFD(p) 0
|
||||
# define INSTREAM(p) stdin
|
||||
# define OUTFD(p) 1
|
||||
# define OUTSTREAM(p) stdout
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Public Types
|
||||
****************************************************************************/
|
||||
/* This describes a generic console front-end */
|
||||
|
||||
struct nsh_vtbl_s
|
||||
{
|
||||
/* This function pointers are "hooks" into the front end logic to
|
||||
* handle things like output of command results, redirection, etc.
|
||||
* -- all of which must be done in a way that is unique to the nature
|
||||
* of the front end.
|
||||
*/
|
||||
|
||||
#ifndef CONFIG_NSH_DISABLEBG
|
||||
FAR struct nsh_vtbl_s *(*clone)(FAR struct nsh_vtbl_s *vtbl);
|
||||
void (*addref)(FAR struct nsh_vtbl_s *vtbl);
|
||||
void (*release)(FAR struct nsh_vtbl_s *vtbl);
|
||||
#endif
|
||||
ssize_t (*write)(FAR struct nsh_vtbl_s *vtbl, FAR const void *buffer, size_t nbytes);
|
||||
int (*output)(FAR struct nsh_vtbl_s *vtbl, const char *fmt, ...);
|
||||
FAR char *(*linebuffer)(FAR struct nsh_vtbl_s *vtbl);
|
||||
void (*redirect)(FAR struct nsh_vtbl_s *vtbl, int fd, FAR uint8_t *save);
|
||||
void (*undirect)(FAR struct nsh_vtbl_s *vtbl, FAR uint8_t *save);
|
||||
void (*exit)(FAR struct nsh_vtbl_s *vtbl, int exitstatus);
|
||||
|
||||
/* Parser state data */
|
||||
|
||||
struct nsh_parser_s np;
|
||||
};
|
||||
|
||||
/* This structure describes a console front-end that is based on stdin and
|
||||
* stdout (which is all of the supported console types at the time being).
|
||||
*/
|
||||
|
||||
struct console_stdio_s
|
||||
{
|
||||
/* NSH front-end call table */
|
||||
|
||||
struct nsh_vtbl_s cn_vtbl;
|
||||
|
||||
/* NSH input/output streams */
|
||||
|
||||
#ifdef CONFIG_NSH_CONDEV
|
||||
int cn_confd; /* Console I/O file descriptor */
|
||||
#endif
|
||||
int cn_outfd; /* Output file descriptor (possibly redirected) */
|
||||
#ifdef CONFIG_NSH_CONDEV
|
||||
FILE *cn_constream; /* Console I/O stream (possibly redirected) */
|
||||
#endif
|
||||
FILE *cn_outstream; /* Output stream */
|
||||
|
||||
/* Line input buffer */
|
||||
|
||||
char cn_line[CONFIG_NSH_LINELEN];
|
||||
};
|
||||
|
||||
|
||||
|
||||
/****************************************************************************
|
||||
* Public Data
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Function Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
/* Defined in nsh_console.c *************************************************/
|
||||
|
||||
FAR struct console_stdio_s *nsh_newconsole(void);
|
||||
|
||||
#endif /* __APPS_NSHLIB_NSH_CONSOLE_H */
|
||||
Loading…
x
Reference in New Issue
Block a user