+ int retval;
+ static int initialized=0;
+ if (initialized)
+ return ERROR_OK;
+
+ initialized=1;
+
+ command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
+
+ atexit(exit_handler);
+
+ if (target_init(cmd_ctx) != ERROR_OK)
+ return ERROR_FAIL;
+ LOG_DEBUG("target init complete");
+
+ if ((retval=jtag_interface_init(cmd_ctx)) != ERROR_OK)
+ {
+ /* we must be able to set up the jtag interface */
+ return retval;
+ }
+ LOG_DEBUG("jtag interface init complete");
+
+ /* Try to initialize & examine the JTAG chain at this point, but
+ * continue startup regardless
+ */
+ if (jtag_init(cmd_ctx) == ERROR_OK)
+ {
+ LOG_DEBUG("jtag init complete");
+ if (target_examine(cmd_ctx) == ERROR_OK)
+ {
+ LOG_DEBUG("jtag examine complete");
+ }
+ }
+
+ if (flash_init_drivers(cmd_ctx) != ERROR_OK)
+ return ERROR_FAIL;
+ LOG_DEBUG("flash init complete");
+
+ if (nand_init(cmd_ctx) != ERROR_OK)
+ return ERROR_FAIL;
+ LOG_DEBUG("NAND init complete");
+
+ if (pld_init(cmd_ctx) != ERROR_OK)
+ return ERROR_FAIL;
+ LOG_DEBUG("pld init complete");
+
+ /* initialize tcp server */
+ server_init();
+
+ /* initialize telnet subsystem */
+ telnet_init("Open On-Chip Debugger");
+ gdb_init();
+ tcl_init(); /* allows tcl to just connect without going thru telnet */
+
+ return ERROR_OK;
+}
+
+
+Jim_Interp *interp;
+command_context_t *active_cmd_ctx;
+
+static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 val)
+{
+ char *namebuf;
+ Jim_Obj *nameObjPtr, *valObjPtr;
+ int result;
+
+ namebuf = alloc_printf("%s(%d)", varname, idx );
+
+ nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
+ valObjPtr = Jim_NewIntObj(interp, val );
+ Jim_IncrRefCount(nameObjPtr);
+ Jim_IncrRefCount(valObjPtr);
+ result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
+ Jim_DecrRefCount(interp, nameObjPtr);
+ Jim_DecrRefCount(interp, valObjPtr);
+ free(namebuf);
+ // printf( "%s = 0%08x\n", namebuf, val );
+ return result;
+}
+
+static int Jim_Command_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+{
+ target_t *target;
+ long l;
+ u32 width;
+ u32 len;
+ u32 addr;
+ u32 count;
+ u32 v;
+ const char *varname;
+ u8 buffer[4096];
+ int i,n,e,retval;
+
+ /* argv[1] = name of array to receive the data
+ * argv[2] = desired width
+ * argv[3] = memory address
+ * argv[4] = length in bytes to read
+ */
+ if( argc != 5 ){
+ Jim_WrongNumArgs( interp, 1, argv, "varname width addr nelems" );
+ return JIM_ERR;
+ }
+ varname = Jim_GetString( argv[1], &len );
+ /* given "foo" get space for worse case "foo(%d)" .. add 20 */
+
+ e = Jim_GetLong( interp, argv[2], &l );
+ width = l;
+ if( e != JIM_OK ){
+ return e;
+ }
+
+ e = Jim_GetLong( interp, argv[3], &l );
+ addr = l;
+ if( e != JIM_OK ){
+ return e;
+ }
+ e = Jim_GetLong( interp, argv[4], &l );
+ len = l;
+ if( e != JIM_OK ){
+ return e;
+ }
+ switch(width){
+ case 8:
+ width = 1;
+ break;
+ case 16:
+ width = 2;
+ break;
+ case 32:
+ width = 4;
+ break;
+ default:
+ Jim_SetResult(interp,
+ Jim_NewEmptyStringObj(interp));
+ Jim_AppendStrings( interp, Jim_GetResult(interp),
+ "Invalid width param, must be 8/16/32", NULL );
+ return JIM_ERR;
+ }
+ if( len == 0 ){
+ Jim_SetResult(interp,
+ Jim_NewEmptyStringObj(interp));
+ Jim_AppendStrings( interp, Jim_GetResult(interp),
+ "mem2array: zero width read?", NULL );
+ return JIM_ERR;
+ }
+ if( (addr + (len * width)) < addr ){
+ Jim_SetResult(interp,
+ Jim_NewEmptyStringObj(interp));
+ Jim_AppendStrings( interp, Jim_GetResult(interp),
+ "mem2array: addr + len - wraps to zero?", NULL );
+ return JIM_ERR;
+ }
+ /* absurd transfer size? */
+ if( len > 65536 ){
+ Jim_SetResult(interp,
+ Jim_NewEmptyStringObj(interp));
+ Jim_AppendStrings( interp, Jim_GetResult(interp),
+ "mem2array: absurd > 64K item request", NULL );
+ return JIM_ERR;
+ }
+
+ if( (width == 1) ||
+ ((width == 2) && ((addr & 1) == 0)) ||
+ ((width == 4) && ((addr & 3) == 0)) ){
+ /* all is well */
+ } else {
+ char buf[100];
+ Jim_SetResult(interp,
+ Jim_NewEmptyStringObj(interp));
+ sprintf( buf,
+ "mem2array address: 0x%08x is not aligned for %d byte reads",
+ addr, width );
+
+ Jim_AppendStrings( interp, Jim_GetResult(interp),
+ buf , NULL );
+ return JIM_ERR;
+ }
+
+ target = get_current_target( active_cmd_ctx );
+
+ /* Transfer loop */
+
+ /* index counter */
+ n = 0;
+ /* assume ok */
+ e = JIM_OK;
+ while( len ){
+
+ /* Slurp... in buffer size chunks */
+
+ count = len; /* in objects.. */
+ if( count > (sizeof(buffer)/width)){
+ count = (sizeof(buffer)/width);
+ }
+
+ retval = target->type->read_memory( target,
+ addr,
+ width,
+ count,
+ buffer );
+
+ if( retval != ERROR_OK ){
+ /* BOO !*/
+ LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed",
+ addr, width, count );
+ Jim_SetResult(interp,
+ Jim_NewEmptyStringObj(interp));
+ Jim_AppendStrings( interp, Jim_GetResult(interp),
+ "mem2array: cannot read memory", NULL );
+ e = JIM_ERR;
+ len = 0;
+ } else {
+ v = 0; /* shut up gcc */
+ for( i = 0 ; i < count ; i++, n++ ){
+ switch(width){
+ case 4:
+ v = target_buffer_get_u32( target, &buffer[i*width] );
+ break;
+ case 2:
+ v = target_buffer_get_u16( target, &buffer[i*width] );
+ break;
+ case 1:
+ v = buffer[i] & 0x0ff;
+ break;
+ }
+ new_int_array_element( interp, varname, n, v );
+ }
+ len -= count;
+ }
+ }
+ Jim_SetResult(interp,
+ Jim_NewEmptyStringObj(interp));
+
+ return JIM_OK;
+}
+
+static void tcl_output(void *privData, const char *file, int line, const char *function, const char *string)
+{
+ Jim_Obj *tclOutput=(Jim_Obj *)privData;
+
+ Jim_AppendString(interp, tclOutput, string, strlen(string));
+}
+
+/* try to execute as Jim command, otherwise fall back to standard command.
+
+ Note that even if the Jim command caused an error, then we succeeded
+ to execute it, hence this fn pretty much always returns ERROR_OK.
+
+ */
+int jim_command(command_context_t *context, char *line)
+{
+ int retval=ERROR_OK;
+ /* FIX!!!! in reality there is only one cmd_ctx handler, but consider
+ what might happen here if there are multiple handlers w/reentrant callback
+ fn's... shudder! */
+ active_cmd_ctx=context;
+ int retcode=Jim_Eval(interp, line);
+
+ const char *result;
+ int reslen;
+ result = Jim_GetString(Jim_GetResult(interp), &reslen);
+ if (retcode == JIM_ERR) {
+ int len, i;
+
+ LOG_USER_N("Runtime error, file \"%s\", line %d:" JIM_NL,
+ interp->errorFileName, interp->errorLine);
+ LOG_USER_N(" %s" JIM_NL,
+ Jim_GetString(interp->result, NULL));
+ Jim_ListLength(interp, interp->stackTrace, &len);
+ for (i = 0; i < len; i+= 3) {
+ Jim_Obj *objPtr;
+ const char *proc, *file, *line;
+
+ Jim_ListIndex(interp, interp->stackTrace, i, &objPtr, JIM_NONE);
+ proc = Jim_GetString(objPtr, NULL);
+ Jim_ListIndex(interp, interp->stackTrace, i+1, &objPtr,
+ JIM_NONE);
+ file = Jim_GetString(objPtr, NULL);
+ Jim_ListIndex(interp, interp->stackTrace, i+2, &objPtr,
+ JIM_NONE);
+ line = Jim_GetString(objPtr, NULL);
+ LOG_USER_N("In procedure '%s' called at file \"%s\", line %s" JIM_NL,
+ proc, file, line);
+ }
+ } else if (retcode == JIM_EXIT) {
+ // ignore.
+ //exit(Jim_GetExitCode(interp));
+ } else {
+ if (reslen) {
+ int i;
+ char buff[256+1];
+ for (i=0; i<reslen; i+=256)
+ {
+ int chunk;
+ chunk=reslen-i;
+ if (chunk>256)
+ chunk=256;
+ strncpy(buff, result, chunk);
+ buff[chunk]=0;
+ LOG_USER_N("%s", buff);
+ }
+ LOG_USER_N("%s", "\n");
+ }
+ }
+ return retval;
+}
+
+int startLoop=0;
+
+static int Jim_Command_openocd_ignore(Jim_Interp *interp, int argc, Jim_Obj *const *argv, int ignore)
+{
+ int retval;
+ char *cmd = (char*)Jim_GetString(argv[1], NULL);
+
+ Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
+
+ if (startLoop)
+ {
+ // We don't know whether or not the telnet/gdb server is running...
+ target_call_timer_callbacks_now();
+ }
+
+ log_add_callback(tcl_output, tclOutput);
+ retval=command_run_line_internal(active_cmd_ctx, cmd);
+
+ if (startLoop)
+ {
+ target_call_timer_callbacks_now();
+ }
+ log_remove_callback(tcl_output, tclOutput);
+
+ Jim_SetResult(interp, tclOutput);
+
+ return (ignore||(retval==ERROR_OK))?JIM_OK:JIM_ERR;
+}
+
+static int Jim_Command_openocd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+{
+ return Jim_Command_openocd_ignore(interp, argc, argv, 1);
+}
+
+static int Jim_Command_openocd_throw(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+{
+ return Jim_Command_openocd_ignore(interp, argc, argv, 0);
+}
+
+/* find full path to file */
+static int Jim_Command_find(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+{
+ if (argc!=2)
+ return JIM_ERR;
+ char *file = (char*)Jim_GetString(argv[1], NULL);
+ char *full_path=find_file(file);
+ if (full_path==NULL)
+ return JIM_ERR;
+ Jim_Obj *result = Jim_NewStringObj(interp, full_path, strlen(full_path));
+ free(full_path);
+
+ Jim_SetResult(interp, result);
+ return JIM_OK;
+}
+
+static int Jim_Command_echo(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+{
+ if (argc!=2)
+ return JIM_ERR;
+ char *str = (char*)Jim_GetString(argv[1], NULL);
+ LOG_USER("%s", str);
+ return JIM_OK;
+}
+
+static size_t openocd_jim_fwrite(const void *_ptr, size_t size, size_t n, void *cookie)
+{
+ size_t nbytes;
+ const char *ptr;
+
+ /* make it a char easier to read code */
+ ptr = _ptr;
+
+ nbytes = size * n;
+ if( nbytes == 0 ){
+ return 0;
+ }
+
+ if( !active_cmd_ctx ){
+ /* FIXME: Where should this go? */
+ return n;
+ }
+
+ /* do we have to chunk it? */
+ if( ptr[ nbytes ] == 0 ){
+ /* no it is a C style string */
+ command_output_text( active_cmd_ctx, ptr );
+ return strlen(ptr);
+ }
+ /* GRR we must chunk - not null terminated */
+ while( nbytes ){
+ char chunk[128+1];
+ int x;
+
+ x = nbytes;
+ if( x > 128 ){
+ x = 128;
+ }
+ /* copy it */
+ memcpy( chunk, ptr, x );
+ /* terminate it */
+ chunk[n] = 0;
+ /* output it */
+ command_output_text( active_cmd_ctx, chunk );
+ ptr += x;
+ nbytes -= x;
+ }
+
+ return n;
+}
+
+static size_t openocd_jim_fread(void *ptr, size_t size, size_t n, void *cookie )
+{
+ /* TCL wants to read... tell him no */
+ return 0;
+}
+
+static int openocd_jim_vfprintf(void *cookie, const char *fmt, va_list ap)
+{
+ char *cp;
+ int n;
+
+ n = -1;
+ if( active_cmd_ctx ){
+ cp = alloc_vprintf( fmt, ap );
+ if( cp ){
+ command_output_text( active_cmd_ctx, cp );
+ n = strlen(cp);
+ free(cp);
+ }
+ }
+ return n;
+}
+
+static int openocd_jim_fflush(void *cookie)
+{
+ /* nothing to flush */
+ return 0;
+}
+
+static char* openocd_jim_fgets(char *s, int size, void *cookie)
+{
+ /* not supported */
+ errno = ENOTSUP;
+ return NULL;
+}
+
+void initJim(void)
+{
+ Jim_CreateCommand(interp, "openocd", Jim_Command_openocd, NULL, NULL);
+ Jim_CreateCommand(interp, "openocd_throw", Jim_Command_openocd_throw, NULL, NULL);
+ Jim_CreateCommand(interp, "find", Jim_Command_find, NULL, NULL);
+ Jim_CreateCommand(interp, "echo", Jim_Command_echo, NULL, NULL);
+ Jim_CreateCommand(interp, "mem2array", Jim_Command_mem2array, NULL, NULL );
+
+ /* Set Jim's STDIO */
+ interp->cookie_stdin = NULL;
+ interp->cookie_stdout = NULL;
+ interp->cookie_stderr = NULL;
+ interp->cb_fwrite = openocd_jim_fwrite;
+ interp->cb_fread = openocd_jim_fread ;
+ interp->cb_vfprintf = openocd_jim_vfprintf;
+ interp->cb_fflush = openocd_jim_fflush;
+ interp->cb_fgets = openocd_jim_fgets;
+}
+
+/* after command line parsing */
+void initJim2(void)
+{
+ Jim_Eval(interp, "source [find tcl/commands.tcl]");
+}
+
+command_context_t *setup_command_handler()
+{
+ command_context_t *cmd_ctx;
+