#include "server.h"
#include "telnet_server.h"
#include "gdb_server.h"
+#include "tcl_server.h"
#include <sys/time.h>
#include <sys/types.h>
#include <unistd.h>
#include <errno.h>
+#ifdef __ECOS
+/* Jim is provied by eCos */
+#include <cyg/jimtcl/jim.h>
+#else
#define JIM_EMBEDDED
#include "jim.h"
+#endif
+
+
+
+
+int launchTarget(struct command_context_s *cmd_ctx)
+{
+ int retval;
+ /* Try to examine & validate jtag chain, though this may require a reset first
+ * in which case we continue setup */
+ jtag_init(cmd_ctx);
+
+ /* try to examine target at this point. If it fails, perhaps a reset will
+ * bring it up later on via a telnet/gdb session */
+ target_examine(cmd_ctx);
+ retval=flash_init_drivers(cmd_ctx);
+ if (retval!=ERROR_OK)
+ return retval;
+ LOG_DEBUG("flash init complete");
+
+ retval=nand_init(cmd_ctx);
+ if (retval!=ERROR_OK)
+ return retval;
+ LOG_DEBUG("NAND init complete");
+
+ retval=pld_init(cmd_ctx);
+ if (retval!=ERROR_OK)
+ return retval;
+ LOG_DEBUG("pld init complete");
+ return retval;
+}
/* Give TELNET a way to find out what version this is */
int handle_version_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
/* 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;
}
-/* implementations of OpenOCD that uses multithreading needs to lock OpenOCD while calling
- * OpenOCD fn's. No-op in vanilla OpenOCD
- */
-void lockBigLock()
-{
-}
-void unlockBigLock()
+void lockBigLock();
+void unlockBigLock();
+
+
+
+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));
-Jim_Interp *interp;
-command_context_t *active_cmd_ctx;
+ return JIM_OK;
+}
static void tcl_output(void *privData, const char *file, int line,
const char *function, const char *string)
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);
- active_cmd_ctx=NULL;
const char *result;
int reslen;
return retval;
}
-static int startLoop=0;
+int startLoop=0;
static int
Jim_Command_openocd_ignore(Jim_Interp *interp,
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;
+}
+
+void command_output_text( command_context_t *context, const char *data );
+
+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_InitEmbedded();
-
- /* Create an interpreter */
- interp = Jim_CreateInterp();
- /* Add all the Jim core commands */
- Jim_RegisterCoreCommands(interp);
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;
}
-int main(int argc, char *argv[])
+/* after command line parsing */
+void initJim2(void)
{
- initJim();
+ Jim_Eval(interp, "source [find tcl/commands.tcl]");
+}
+
+command_context_t *setup_command_handler()
+{
+ command_context_t *cmd_ctx;
- /* initialize commandline interface */
- command_context_t *cmd_ctx, *cfg_cmd_ctx;
cmd_ctx = command_init();
register_command(cmd_ctx, NULL, "version", handle_version_command,
server_register_commands(cmd_ctx);
telnet_register_commands(cmd_ctx);
gdb_register_commands(cmd_ctx);
+ tcl_register_commands(cmd_ctx); /* tcl server commands */
log_register_commands(cmd_ctx);
jtag_register_commands(cmd_ctx);
interpreter_register_commands(cmd_ctx);
pld_register_commands(cmd_ctx);
if (log_init(cmd_ctx) != ERROR_OK)
- return EXIT_FAILURE;
+ {
+ exit(-1);
+ }
LOG_DEBUG("log init complete");
LOG_OUTPUT( OPENOCD_VERSION "\n" );
register_command(cmd_ctx, NULL, "init", handle_init_command,
COMMAND_ANY, "initializes target and servers - nop on subsequent invocations");
+ return cmd_ctx;
+}
+
+/*
+normally this is the main() function entry, but if OpenOCD is linked
+into application, then this fn will not be invoked, but rather that
+application will have it's own implementation of main().
+*/
+int openocd_main(int argc, char *argv[])
+{
+#ifdef JIM_EMBEDDED
+ Jim_InitEmbedded();
+ /* Create an interpreter */
+ interp = Jim_CreateInterp();
+ /* Add all the Jim core commands */
+ Jim_RegisterCoreCommands(interp);
+#endif
+
+ initJim();
+
+ /* initialize commandline interface */
+ command_context_t *cmd_ctx;
+ cmd_ctx=setup_command_handler();
+
+ command_context_t *cfg_cmd_ctx;
cfg_cmd_ctx = copy_command_context(cmd_ctx);
cfg_cmd_ctx->mode = COMMAND_CONFIG;
command_set_output_handler(cfg_cmd_ctx, configuration_output_handler, NULL);
if (parse_cmdline_args(cfg_cmd_ctx, argc, argv) != ERROR_OK)
return EXIT_FAILURE;
- Jim_Eval(interp, "source [find tcl/commands.tcl]");
+ initJim2();
if (parse_config_file(cfg_cmd_ctx) != ERROR_OK)
return EXIT_FAILURE;
return EXIT_SUCCESS;
}
+
+/*
+ * Local Variables: **
+ * tab-width: 4 **
+ * c-basic-offset: 4 **
+ * End: **
+ */
+
Code Review / openocd.git / blobdiff