David Kuehling <dvdkhlng@gmx.de> - added jim-eventloop.c
git-svn-id: svn://svn.berlios.de/openocd/trunk@898 b42882b7-edfa-0310-969c-e2dbd0fdcd60__archive__
oharboe
parent
2cec23fc37
commit
c76b0618d7
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@ -10,7 +10,7 @@ CONFIGFILES = options.c jim.c
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endif
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libhelper_a_SOURCES = binarybuffer.c $(CONFIGFILES) configuration.c log.c command.c time_support.c \
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replacements.c fileio.c startup_tcl.c
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replacements.c fileio.c jim-eventloop.c startup_tcl.c
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noinst_HEADERS = binarybuffer.h configuration.h types.h log.h command.h \
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time_support.h replacements.h fileio.h jim.h
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@ -34,6 +34,7 @@
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#include "log.h"
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#include "time_support.h"
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#include "jim-eventloop.h"
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#include <stdlib.h>
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#include <string.h>
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@ -654,6 +655,8 @@ command_context_t* command_init()
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add_default_dirs();
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Jim_EventLoopOnLoad(interp);
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if (Jim_Eval(interp, startup_tcl)==JIM_ERR)
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{
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LOG_ERROR("Failed to run startup.tcl (embedded into OpenOCD compile time)");
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@ -705,6 +708,18 @@ int handle_fast_command(struct command_context_s *cmd_ctx, char *cmd, char **arg
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return ERROR_OK;
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}
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void process_jim_events()
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{
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static int recursion = 0;
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if (!recursion)
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{
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recursion++;
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Jim_ProcessEvents (interp, JIM_ALL_EVENTS|JIM_DONT_WAIT);
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recursion--;
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}
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}
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void register_jim(struct command_context_s *cmd_ctx, const char *name, int (*cmd)(Jim_Interp *interp, int argc, Jim_Obj *const *argv), const char *help)
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{
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Jim_CreateCommand(interp, name, cmd, NULL, NULL);
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@ -79,6 +79,8 @@ extern int command_run_line(command_context_t *context, char *line);
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extern int command_run_linef(command_context_t *context, char *format, ...);
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extern void command_output_text(command_context_t *context, const char *data);
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extern void process_jim_events();
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#define ERROR_COMMAND_CLOSE_CONNECTION (-600)
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#define ERROR_COMMAND_SYNTAX_ERROR (-601)
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#define ERROR_COMMAND_NOTFOUND (-602)
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@ -0,0 +1,545 @@
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/* Jim - A small embeddable Tcl interpreter
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*
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* Copyright 2005 Salvatore Sanfilippo <antirez@invece.org>
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* Copyright 2005 Clemens Hintze <c.hintze@gmx.net>
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* Copyright 2005 patthoyts - Pat Thoyts <patthoyts@users.sf.net>
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* Copyright 2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com
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* Copyright 2008 Andrew Lunn <andrew@lunn.ch>
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* Copyright 2008 Duane Ellis <openocd@duaneellis.com>
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* Copyright 2008 Uwe Klein <uklein@klein-messgeraete.de>
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*
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* The FreeBSD license
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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
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE JIM TCL PROJECT ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* JIM TCL PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* The views and conclusions contained in the software and documentation
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* are those of the authors and should not be interpreted as representing
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* official policies, either expressed or implied, of the Jim Tcl Project.
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**/
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/* TODO:
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*
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* - to really use flags in Jim_ProcessEvents()
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* - more complete [after] command with [after info] and other subcommands.
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* - Win32 port
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*/
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#define JIM_EXTENSION
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#define __JIM_EVENTLOOP_CORE__
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#ifdef __ECOS
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#include <pkgconf/jimtcl.h>
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#endif
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#ifdef __ECOS
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#include <cyg/jimtcl/jim.h>
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#include <cyg/jimtcl/jim-eventloop.h>
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#else
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#include "jim.h"
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#include "jim-eventloop.h"
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#endif
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/* POSIX includes */
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#include <sys/time.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <sys/select.h>
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#include <errno.h>
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extern int errno;
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/* --- */
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/* File event structure */
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typedef struct Jim_FileEvent {
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void *handle;
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int mask; /* one of JIM_EVENT_(READABLE|WRITABLE|EXCEPTION) */
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Jim_FileProc *fileProc;
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Jim_EventFinalizerProc *finalizerProc;
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void *clientData;
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struct Jim_FileEvent *next;
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} Jim_FileEvent;
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/* Time event structure */
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typedef struct Jim_TimeEvent {
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jim_wide id; /* time event identifier. */
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int mode; /* restart, repetitive .. UK */
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long initialms; /* initial relativ timer value UK */
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long when_sec; /* seconds */
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long when_ms; /* milliseconds */
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Jim_TimeProc *timeProc;
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Jim_EventFinalizerProc *finalizerProc;
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void *clientData;
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struct Jim_TimeEvent *next;
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} Jim_TimeEvent;
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/* Per-interp stucture containing the state of the event loop */
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typedef struct Jim_EventLoop {
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jim_wide timeEventNextId;
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Jim_FileEvent *fileEventHead;
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Jim_TimeEvent *timeEventHead;
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} Jim_EventLoop;
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void Jim_CreateFileHandler(Jim_Interp *interp, void *handle, int mask,
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Jim_FileProc *proc, void *clientData,
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Jim_EventFinalizerProc *finalizerProc)
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{
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Jim_FileEvent *fe;
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Jim_EventLoop *eventLoop = Jim_GetAssocData(interp, "eventloop");
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// fprintf(stderr,"rein\n");
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fe = Jim_Alloc(sizeof(*fe));
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fe->handle = handle;
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fe->mask = mask;
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fe->fileProc = proc;
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fe->finalizerProc = finalizerProc;
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fe->clientData = clientData;
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fe->next = eventLoop->fileEventHead;
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eventLoop->fileEventHead = fe;
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// fprintf(stderr,"raus\n");
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}
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void Jim_DeleteFileHandler(Jim_Interp *interp, void *handle)
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{
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Jim_FileEvent *fe, *prev = NULL;
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Jim_EventLoop *eventLoop = Jim_GetAssocData(interp, "eventloop");
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fe = eventLoop->fileEventHead;
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while(fe) {
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if (fe->handle == handle) {
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if (prev == NULL)
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eventLoop->fileEventHead = fe->next;
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else
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prev->next = fe->next;
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if (fe->finalizerProc)
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fe->finalizerProc(interp, fe->clientData);
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Jim_Free(fe);
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return;
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}
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prev = fe;
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fe = fe->next;
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}
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}
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// The same for signals.
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void Jim_CreateSignalHandler(Jim_Interp *interp, int signum,
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Jim_FileProc *proc, void *clientData,
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Jim_EventFinalizerProc *finalizerProc)
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{
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}
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void Jim_DeleteSignalHandler(Jim_Interp *interp, int signum)
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{
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}
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/* That's another part of this extension that needs to be ported
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* to WIN32. */
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static void JimGetTime(long *seconds, long *milliseconds)
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{
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struct timeval tv;
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gettimeofday(&tv, NULL);
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*seconds = tv.tv_sec;
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*milliseconds = tv.tv_usec/1000;
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}
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jim_wide Jim_CreateTimeHandler(Jim_Interp *interp, jim_wide milliseconds,
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Jim_TimeProc *proc, void *clientData,
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Jim_EventFinalizerProc *finalizerProc)
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{
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Jim_EventLoop *eventLoop = Jim_GetAssocData(interp, "eventloop");
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jim_wide id = eventLoop->timeEventNextId++;
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Jim_TimeEvent *te;
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long cur_sec, cur_ms;
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JimGetTime(&cur_sec, &cur_ms);
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te = Jim_Alloc(sizeof(*te));
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te->id = id;
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te->mode = 0;
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te->initialms = milliseconds;
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te->when_sec = cur_sec + milliseconds/1000;
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te->when_ms = cur_ms + milliseconds%1000;
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if (te->when_ms >= 1000) {
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te->when_sec ++;
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te->when_ms -= 1000;
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}
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te->timeProc = proc;
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te->finalizerProc = finalizerProc;
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te->clientData = clientData;
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te->next = eventLoop->timeEventHead;
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eventLoop->timeEventHead = te;
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return id;
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}
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jim_wide Jim_DeleteTimeHandler(Jim_Interp *interp, jim_wide id)
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{
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Jim_TimeEvent *te, *prev = NULL;
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Jim_EventLoop *eventLoop = Jim_GetAssocData(interp, "eventloop");
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long cur_sec, cur_ms;
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jim_wide remain ;
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JimGetTime(&cur_sec, &cur_ms);
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te = eventLoop->timeEventHead;
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if (id >= eventLoop->timeEventNextId)
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return -2; /* wrong event ID */
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while(te) {
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if (te->id == id) {
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remain = (te->when_sec - cur_sec) * 1000;
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remain += (te->when_ms - cur_ms) ;
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remain = (remain < 0) ? 0 : remain ;
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if (prev == NULL)
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eventLoop->timeEventHead = te->next;
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else
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prev->next = te->next;
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if (te->finalizerProc)
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te->finalizerProc(interp, te->clientData);
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Jim_Free(te);
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return remain;
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}
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prev = te;
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te = te->next;
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}
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return -1; /* NO event with the specified ID found */
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}
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/* Search the first timer to fire.
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* This operation is useful to know how many time the select can be
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* put in sleep without to delay any event.
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* If there are no timers NULL is returned. */
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static Jim_TimeEvent *JimSearchNearestTimer(Jim_EventLoop *eventLoop)
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{
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Jim_TimeEvent *te = eventLoop->timeEventHead;
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Jim_TimeEvent *nearest = NULL;
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while(te) {
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if (!nearest || te->when_sec < nearest->when_sec ||
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(te->when_sec == nearest->when_sec &&
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te->when_ms < nearest->when_ms))
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nearest = te;
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te = te->next;
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}
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return nearest;
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}
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/* Process every pending time event, then every pending file event
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* (that may be registered by time event callbacks just processed).
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* Without special flags the function sleeps until some file event
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* fires, or when the next time event occurrs (if any).
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*
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* If flags is 0, the function does nothing and returns.
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* if flags has JIM_ALL_EVENTS set, all the kind of events are processed.
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* if flags has JIM_FILE_EVENTS set, file events are processed.
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* if flags has JIM_TIME_EVENTS set, time events are processed.
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* if flags has JIM_DONT_WAIT set the function returns ASAP until all
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* the events that's possible to process without to wait are processed.
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*
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* The function returns the number of events processed. */
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int Jim_ProcessEvents(Jim_Interp *interp, int flags)
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{
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int maxfd = 0, numfd = 0, processed = 0;
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fd_set rfds, wfds, efds;
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Jim_EventLoop *eventLoop = Jim_GetAssocData(interp, "eventloop");
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Jim_FileEvent *fe = eventLoop->fileEventHead;
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Jim_TimeEvent *te;
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jim_wide maxId;
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JIM_NOTUSED(flags);
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FD_ZERO(&rfds);
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FD_ZERO(&wfds);
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FD_ZERO(&efds);
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/* Check file events */
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while (fe != NULL) {
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int fd = fileno(fe->handle);
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if (fe->mask & JIM_EVENT_READABLE)
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FD_SET(fd, &rfds);
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if (fe->mask & JIM_EVENT_WRITABLE) FD_SET(fd, &wfds);
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if (fe->mask & JIM_EVENT_EXCEPTION) FD_SET(fd, &efds);
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if (maxfd < fd) maxfd = fd;
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numfd++;
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fe = fe->next;
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}
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/* Note that we want call select() even if there are no
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* file events to process as long as we want to process time
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* events, in order to sleep until the next time event is ready
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* to fire. */
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if (numfd || ((flags & JIM_TIME_EVENTS) && !(flags & JIM_DONT_WAIT))) {
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int retval;
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Jim_TimeEvent *shortest;
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struct timeval tv, *tvp;
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jim_wide dt;
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shortest = JimSearchNearestTimer(eventLoop);
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if (shortest) {
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long now_sec, now_ms;
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/* Calculate the time missing for the nearest
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* timer to fire. */
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JimGetTime(&now_sec, &now_ms);
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tvp = &tv;
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dt = 1000 * (shortest->when_sec - now_sec);
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dt += ( shortest->when_ms - now_ms);
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if (dt < 0) {
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dt = 1;
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}
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tvp->tv_sec = dt / 1000;
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tvp->tv_usec = dt % 1000;
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// fprintf(stderr,"Next %d.% 8d\n",(int)tvp->tv_sec,(int)tvp->tv_usec);
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} else {
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tvp = NULL; /* wait forever */
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// fprintf(stderr,"No Event\n");
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}
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retval = select(maxfd+1, &rfds, &wfds, &efds, tvp);
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if (retval < 0) {
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switch (errno) {
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case EINTR: fprintf(stderr,"select EINTR\n"); break;
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case EINVAL: fprintf(stderr,"select EINVAL\n"); break;
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case ENOMEM: fprintf(stderr,"select ENOMEM\n"); break;
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}
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} else if (retval > 0) {
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fe = eventLoop->fileEventHead;
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while(fe != NULL) {
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int fd = fileno(fe->handle);
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// fprintf(stderr,"fd: %d mask: %02x \n",fd,fe->mask);
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if ((fe->mask & JIM_EVENT_READABLE && FD_ISSET(fd, &rfds)) ||
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(fe->mask & JIM_EVENT_WRITABLE && FD_ISSET(fd, &wfds)) ||
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(fe->mask & JIM_EVENT_EXCEPTION && FD_ISSET(fd, &efds)))
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{
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int mask = 0;
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if (fe->mask & JIM_EVENT_READABLE && FD_ISSET(fd, &rfds)) {
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mask |= JIM_EVENT_READABLE;
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if ((fe->mask & JIM_EVENT_FEOF) && feof((FILE *)fe->handle))
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mask |= JIM_EVENT_FEOF;
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}
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if (fe->mask & JIM_EVENT_WRITABLE && FD_ISSET(fd, &wfds))
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mask |= JIM_EVENT_WRITABLE;
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if (fe->mask & JIM_EVENT_EXCEPTION && FD_ISSET(fd, &efds))
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mask |= JIM_EVENT_EXCEPTION;
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if (fe->fileProc(interp, fe->clientData, mask) == JIM_ERR) {
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/* Remove the element on handler error */
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Jim_DeleteFileHandler(interp, fe->handle);
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}
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processed++;
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/* After an event is processed our file event list
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* may no longer be the same, so what we do
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* is to clear the bit for this file descriptor and
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* restart again from the head. */
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fe = eventLoop->fileEventHead;
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FD_CLR(fd, &rfds);
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FD_CLR(fd, &wfds);
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FD_CLR(fd, &efds);
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} else {
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fe = fe->next;
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}
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}
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}
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}
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/* Check time events */
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te = eventLoop->timeEventHead;
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maxId = eventLoop->timeEventNextId-1;
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while(te) {
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long now_sec, now_ms;
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jim_wide id;
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if (te->id > maxId) {
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te = te->next;
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continue;
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}
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JimGetTime(&now_sec, &now_ms);
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if (now_sec > te->when_sec ||
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(now_sec == te->when_sec && now_ms >= te->when_ms))
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{
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id = te->id;
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te->timeProc(interp, te->clientData);
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/* After an event is processed our time event list may
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* no longer be the same, so we restart from head.
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* Still we make sure to don't process events registered
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* by event handlers itself in order to don't loop forever
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* even in case an [after 0] that continuously register
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* itself. To do so we saved the max ID we want to handle. */
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Jim_DeleteTimeHandler(interp, id);
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te = eventLoop->timeEventHead;
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} else {
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te = te->next;
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}
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}
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return processed;
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}
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/* ---------------------------------------------------------------------- */
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void JimELAssocDataDeleProc(Jim_Interp *interp, void *data)
|
||||
{
|
||||
void *next;
|
||||
Jim_FileEvent *fe;
|
||||
Jim_TimeEvent *te;
|
||||
Jim_EventLoop *eventLoop = data;
|
||||
|
||||
fe = eventLoop->fileEventHead;
|
||||
while(fe) {
|
||||
next = fe->next;
|
||||
if (fe->finalizerProc)
|
||||
fe->finalizerProc(interp, fe->clientData);
|
||||
Jim_Free(fe);
|
||||
fe = next;
|
||||
}
|
||||
|
||||
te = eventLoop->timeEventHead;
|
||||
while(te) {
|
||||
next = te->next;
|
||||
if (te->finalizerProc)
|
||||
te->finalizerProc(interp, te->clientData);
|
||||
Jim_Free(te);
|
||||
te = next;
|
||||
}
|
||||
Jim_Free(data);
|
||||
}
|
||||
|
||||
static int JimELVwaitCommand(Jim_Interp *interp, int argc,
|
||||
Jim_Obj *const *argv)
|
||||
{
|
||||
Jim_Obj *oldValue;
|
||||
|
||||
if (argc != 2) {
|
||||
Jim_WrongNumArgs(interp, 1, argv, "name");
|
||||
return JIM_ERR;
|
||||
}
|
||||
oldValue = Jim_GetGlobalVariable(interp, argv[1], JIM_NONE);
|
||||
if (oldValue) Jim_IncrRefCount(oldValue);
|
||||
while (1) {
|
||||
Jim_Obj *currValue;
|
||||
|
||||
Jim_ProcessEvents(interp, JIM_ALL_EVENTS);
|
||||
currValue = Jim_GetGlobalVariable(interp, argv[1], JIM_NONE);
|
||||
/* Stop the loop if the vwait-ed variable changed value,
|
||||
* or if was unset and now is set (or the contrary). */
|
||||
if ((oldValue && !currValue) ||
|
||||
(!oldValue && currValue) ||
|
||||
(oldValue && currValue &&
|
||||
!Jim_StringEqObj(oldValue, currValue, JIM_CASESENS)))
|
||||
break;
|
||||
}
|
||||
if (oldValue) Jim_DecrRefCount(interp, oldValue);
|
||||
return JIM_OK;
|
||||
}
|
||||
|
||||
void JimAfterTimeHandler(Jim_Interp *interp, void *clientData)
|
||||
{
|
||||
Jim_Obj *objPtr = clientData;
|
||||
|
||||
Jim_EvalObjBackground(interp, objPtr);
|
||||
}
|
||||
|
||||
void JimAfterTimeEventFinalizer(Jim_Interp *interp, void *clientData)
|
||||
{
|
||||
Jim_Obj *objPtr = clientData;
|
||||
|
||||
Jim_DecrRefCount(interp, objPtr);
|
||||
}
|
||||
|
||||
static int JimELAfterCommand(Jim_Interp *interp, int argc,
|
||||
Jim_Obj *const *argv)
|
||||
{
|
||||
jim_wide ms, id;
|
||||
Jim_Obj *objPtr, *idObjPtr;
|
||||
const char *options[] = {
|
||||
"info", "cancel", "restart", "expire", NULL
|
||||
};
|
||||
enum {INFO, CANCEL, RESTART, EXPIRE, CREATE };
|
||||
int option = CREATE ;
|
||||
|
||||
if (argc < 3) {
|
||||
Jim_WrongNumArgs(interp, 1, argv, "<after milliseconds> script");
|
||||
return JIM_ERR;
|
||||
}
|
||||
if (Jim_GetWide(interp, argv[1], &ms) != JIM_OK)
|
||||
if (Jim_GetEnum(interp, argv[1], options, &option, "after options",
|
||||
JIM_ERRMSG) != JIM_OK)
|
||||
return JIM_ERR;
|
||||
switch (option) {
|
||||
case CREATE:
|
||||
Jim_IncrRefCount(argv[2]);
|
||||
id = Jim_CreateTimeHandler(interp, ms, JimAfterTimeHandler, argv[2],
|
||||
JimAfterTimeEventFinalizer);
|
||||
objPtr = Jim_NewStringObj(interp, NULL, 0);
|
||||
Jim_AppendString(interp, objPtr, "after#", -1);
|
||||
idObjPtr = Jim_NewIntObj(interp, id);
|
||||
Jim_IncrRefCount(idObjPtr);
|
||||
Jim_AppendObj(interp, objPtr, idObjPtr);
|
||||
Jim_DecrRefCount(interp, idObjPtr);
|
||||
Jim_SetResult(interp, objPtr);
|
||||
return JIM_OK;
|
||||
case CANCEL:
|
||||
{
|
||||
int tlen ;
|
||||
jim_wide remain = 0;
|
||||
const char *tok = Jim_GetString(argv[2], &tlen);
|
||||
if ( sscanf(tok,"after#%lld",&id) == 1) {
|
||||
remain = Jim_DeleteTimeHandler(interp, id);
|
||||
if (remain > -2) {
|
||||
Jim_SetResult(interp, Jim_NewIntObj(interp, remain));
|
||||
return JIM_OK;
|
||||
}
|
||||
}
|
||||
Jim_SetResultString(interp, "invalid event" , -1);
|
||||
return JIM_ERR;
|
||||
}
|
||||
default:
|
||||
fprintf(stderr,"unserviced option to after %d\n",option);
|
||||
}
|
||||
return JIM_OK;
|
||||
}
|
||||
|
||||
/* This extension is not dynamically loaded, instead it's linked statically,
|
||||
which is why we shouldn't use the unspecific 'Jim_OnLoad' name */
|
||||
#define Jim_OnLoad Jim_EventLoopOnLoad
|
||||
|
||||
int Jim_OnLoad(Jim_Interp *interp)
|
||||
{
|
||||
Jim_EventLoop *eventLoop;
|
||||
|
||||
Jim_InitExtension(interp);
|
||||
if (Jim_PackageProvide(interp, "eventloop", "1.0", JIM_ERRMSG) != JIM_OK)
|
||||
return JIM_ERR;
|
||||
|
||||
eventLoop = Jim_Alloc(sizeof(*eventLoop));
|
||||
eventLoop->fileEventHead = NULL;
|
||||
eventLoop->timeEventHead = NULL;
|
||||
eventLoop->timeEventNextId = 1;
|
||||
Jim_SetAssocData(interp, "eventloop", JimELAssocDataDeleProc, eventLoop);
|
||||
|
||||
Jim_CreateCommand(interp, "vwait", JimELVwaitCommand, NULL, NULL);
|
||||
Jim_CreateCommand(interp, "after", JimELAfterCommand, NULL, NULL);
|
||||
|
||||
/* Export events API */
|
||||
Jim_RegisterApi(interp, "Jim_CreateFileHandler", Jim_CreateFileHandler);
|
||||
Jim_RegisterApi(interp, "Jim_DeleteFileHandler", Jim_DeleteFileHandler);
|
||||
Jim_RegisterApi(interp, "Jim_CreateTimeHandler", Jim_CreateTimeHandler);
|
||||
Jim_RegisterApi(interp, "Jim_DeleteTimeHandler", Jim_DeleteTimeHandler);
|
||||
Jim_RegisterApi(interp, "Jim_ProcessEvents", Jim_ProcessEvents);
|
||||
return JIM_OK;
|
||||
}
|
||||
|
|
@ -0,0 +1,110 @@
|
|||
/* Jim - A small embeddable Tcl interpreter
|
||||
*
|
||||
* Copyright 2005 Salvatore Sanfilippo <antirez@invece.org>
|
||||
* Copyright 2005 Clemens Hintze <c.hintze@gmx.net>
|
||||
* Copyright 2005 patthoyts - Pat Thoyts <patthoyts@users.sf.net>
|
||||
* Copyright 2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com
|
||||
* Copyright 2008 Andrew Lunn <andrew@lunn.ch>
|
||||
* Copyright 2008 Duane Ellis <openocd@duaneellis.com>
|
||||
* Copyright 2008 Uwe Klein <uklein@klein-messgeraete.de>
|
||||
*
|
||||
* The FreeBSD license
|
||||
*
|
||||
* 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.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE JIM TCL PROJECT ``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
|
||||
* JIM TCL PROJECT 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.
|
||||
*
|
||||
* The views and conclusions contained in the software and documentation
|
||||
* are those of the authors and should not be interpreted as representing
|
||||
* official policies, either expressed or implied, of the Jim Tcl Project.
|
||||
**/
|
||||
/* ------ USAGE -------
|
||||
*
|
||||
* In order to use this file from other extensions include it in every
|
||||
* file where you need to call the eventloop API, also in the init
|
||||
* function of your extension call Jim_ImportEventloopAPI(interp)
|
||||
* after the Jim_InitExtension() call.
|
||||
*
|
||||
* See the UDP extension as example.
|
||||
*/
|
||||
|
||||
|
||||
#ifndef __JIM_EVENTLOOP_H__
|
||||
#define __JIM_EVENTLOOP_H__
|
||||
|
||||
typedef int Jim_FileProc(Jim_Interp *interp, void *clientData, int mask);
|
||||
typedef int Jim_SignalProc(Jim_Interp *interp, void *clientData, void *msg);
|
||||
typedef void Jim_TimeProc(Jim_Interp *interp, void *clientData);
|
||||
typedef void Jim_EventFinalizerProc(Jim_Interp *interp, void *clientData);
|
||||
|
||||
/* File event structure */
|
||||
#define JIM_EVENT_READABLE 1
|
||||
#define JIM_EVENT_WRITABLE 2
|
||||
#define JIM_EVENT_EXCEPTION 4
|
||||
#define JIM_EVENT_FEOF 8
|
||||
|
||||
#define JIM_API(x) x
|
||||
#define JIM_STATIC
|
||||
|
||||
/* --- POSIX version of Jim_ProcessEvents, for now the only available --- */
|
||||
#define JIM_FILE_EVENTS 1
|
||||
#define JIM_TIME_EVENTS 2
|
||||
#define JIM_ALL_EVENTS (JIM_FILE_EVENTS|JIM_TIME_EVENTS)
|
||||
#define JIM_DONT_WAIT 4
|
||||
|
||||
JIM_STATIC void JIM_API(Jim_CreateFileHandler) (Jim_Interp *interp,
|
||||
void *handle, int mask,
|
||||
Jim_FileProc *proc, void *clientData,
|
||||
Jim_EventFinalizerProc *finalizerProc);
|
||||
JIM_STATIC void JIM_API(Jim_DeleteFileHandler) (Jim_Interp *interp,
|
||||
void *handle);
|
||||
JIM_STATIC jim_wide JIM_API(Jim_CreateTimeHandler) (Jim_Interp *interp,
|
||||
jim_wide milliseconds,
|
||||
Jim_TimeProc *proc, void *clientData,
|
||||
Jim_EventFinalizerProc *finalizerProc);
|
||||
JIM_STATIC jim_wide JIM_API(Jim_DeleteTimeHandler) (Jim_Interp *interp, jim_wide id);
|
||||
JIM_STATIC int JIM_API(Jim_ProcessEvents) (Jim_Interp *interp, int flags);
|
||||
|
||||
#undef JIM_STATIC
|
||||
#undef JIM_API
|
||||
|
||||
#ifndef __JIM_EVENTLOOP_CORE__
|
||||
|
||||
#define JIM_GET_API(name) \
|
||||
Jim_GetApi(interp, "Jim_" #name, ((void *)&Jim_ ## name))
|
||||
|
||||
#if defined(JIM_EXTENSION) || defined(JIM_EMBEDDED)
|
||||
/* This must be included "inline" inside the extension */
|
||||
static void Jim_ImportEventloopAPI(Jim_Interp *interp)
|
||||
{
|
||||
JIM_GET_API(CreateFileHandler);
|
||||
JIM_GET_API(DeleteFileHandler);
|
||||
JIM_GET_API(CreateTimeHandler);
|
||||
JIM_GET_API(DeleteTimeHandler);
|
||||
JIM_GET_API(ProcessEvents);
|
||||
}
|
||||
#endif /* defined JIM_EXTENSION || defined JIM_EMBEDDED */
|
||||
#undef JIM_GET_API
|
||||
#endif /* __JIM_EVENTLOOP_CORE__ */
|
||||
|
||||
#endif /* __JIM_EVENTLOOP_H__ */
|
||||
|
|
@ -50,6 +50,7 @@ extern "C" {
|
|||
#include <limits.h>
|
||||
#include <stdio.h> /* for the FILE typedef definition */
|
||||
#include <stdlib.h> /* In order to export the Jim_Free() macro */
|
||||
#include <stdarg.h> /* In order to get type va_list */
|
||||
|
||||
/* -----------------------------------------------------------------------------
|
||||
* Some /very/ old compiler maybe do not know how to
|
||||
|
|
|
|||
|
|
@ -27,6 +27,7 @@
|
|||
#include "log.h"
|
||||
#include "configuration.h"
|
||||
#include "time_support.h"
|
||||
#include "command.h"
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
|
|
@ -368,6 +369,11 @@ void keep_alive()
|
|||
LOG_USER_N("%s", "");
|
||||
last_time=current_time;
|
||||
}
|
||||
|
||||
/* also process TCL events (we have to do this from 'log.c' since its
|
||||
* keep_alive() is the only routine guaranteed to be called at least
|
||||
* once per second :( */
|
||||
process_jim_events ();
|
||||
}
|
||||
|
||||
/* reset keep alive timer without sending message */
|
||||
|
|
|
|||
|
|
@ -346,6 +346,7 @@ int server_loop(command_context_t *command_context)
|
|||
}
|
||||
|
||||
target_call_timer_callbacks();
|
||||
process_jim_events ();
|
||||
|
||||
if (retval == 0)
|
||||
{
|
||||
|
|
@ -455,6 +456,7 @@ int server_init(void)
|
|||
signal(SIGBREAK, sig_handler);
|
||||
signal(SIGABRT, sig_handler);
|
||||
#endif
|
||||
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
|
@ -486,3 +488,5 @@ int handle_shutdown_command(struct command_context_s *cmd_ctx, char *cmd, char *
|
|||
|
||||
return ERROR_COMMAND_CLOSE_CONNECTION;
|
||||
}
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -37,5 +37,5 @@ nobase_dist_pkglib_DATA = xscale/debug_handler.bin event/at91eb40a_reset.script
|
|||
interface/signalyzer.cfg event/eir-sam7se512_reset.script target/eir-sam7se512.cfg \
|
||||
event/hammer_reset.script interface/flyswatter.cfg target/hammer.cfg target/mx31.cfg \
|
||||
event/str730_program.script event/str750_program.script interface/olimex-jtag-tiny-a.cfg \
|
||||
target/pic32mx.cfg
|
||||
target/pic32mx.cfg target/aduc702x.cfg interface/dummy.cfg interface/olimex-arm-usb-ocd.cfg
|
||||
|
||||
|
|
|
|||
|
|
@ -0,0 +1 @@
|
|||
interface dummy
|
||||
|
|
@ -0,0 +1,4 @@
|
|||
interface ft2232
|
||||
ft2232_device_desc "Olimex OpenOCD JTAG"
|
||||
ft2232_layout olimex-jtag
|
||||
ft2232_vid_pid 0x15ba 0x0003
|
||||
|
|
@ -0,0 +1,38 @@
|
|||
## -*- tcl -*-
|
||||
##
|
||||
|
||||
# This is for the case that TRST/SRST is not wired on your JTAG adaptor.
|
||||
# Don't really need them anyways.
|
||||
reset_config none
|
||||
|
||||
## JTAG scan chain
|
||||
#format L IRC IRCM IDCODE (Length, IR Capture, IR Capture Mask, IDCODE)
|
||||
jtag_device 4 0x1 0xf 0xe
|
||||
|
||||
##
|
||||
## Target configuration
|
||||
##
|
||||
target arm7tdmi little 0
|
||||
|
||||
## software initiated reset (if your SRST isn't wired)
|
||||
#proc target_0_reset {} { mwb 0x0ffff0230 04 }
|
||||
|
||||
# use top 1k of SRAM for as temporary JTAG memory
|
||||
#working_area 0 0x11C00 0x400 backup
|
||||
|
||||
## flash configuration
|
||||
## AdUC702x not yet spported :(
|
||||
|
||||
## If you use the watchdog, the following code makes sure that the board
|
||||
## doesn't reboot when halted via JTAG. Yes, on the older generation
|
||||
## AdUC702x, timer3 continues running even when the CPU is halted.
|
||||
|
||||
proc watchdog_service {} {
|
||||
global watchdog_hdl
|
||||
mww 0xffff036c 0
|
||||
# puts "watchdog!!"
|
||||
set watchdog_hdl [after 500 watchdog_service]
|
||||
}
|
||||
|
||||
proc target_0_post_halt {} { watchdog_service }
|
||||
proc arget_0_pre_resume {} { global watchdog_hdl; after cancel $watchdog_hdl }
|
||||
Loading…
Reference in New Issue