diff options
Diffstat (limited to 'src/helper')
| -rw-r--r-- | src/helper/command.c | 144 | ||||
| -rw-r--r-- | src/helper/log.c | 11 | ||||
| -rw-r--r-- | src/helper/log.h | 1 |
3 files changed, 93 insertions, 63 deletions
diff --git a/src/helper/command.c b/src/helper/command.c index f46b3be8..8dde2568 100644 --- a/src/helper/command.c +++ b/src/helper/command.c @@ -56,7 +56,7 @@ int handle_fast_command(struct command_context_s *cmd_ctx, char *cmd, char **arg int run_command(command_context_t *context, command_t *c, char *words[], int num_words); 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)); @@ -76,8 +76,8 @@ static int script_command(Jim_Interp *interp, int argc, Jim_Obj *const *argv) char **words; target_call_timer_callbacks_now(); - LOG_USER_N("%s", ""); /* Keep GDB connection alive*/ - + LOG_USER_N("%s", ""); /* Keep GDB connection alive*/ + c = interp->cmdPrivData; LOG_DEBUG("script_command - %s", c->name); @@ -92,7 +92,7 @@ static int script_command(Jim_Interp *interp, int argc, Jim_Obj *const *argv) break; } words[i] = strdup(w); - if (words[i] == NULL) + if (words[i] == NULL) { return JIM_ERR; } @@ -109,16 +109,16 @@ static int script_command(Jim_Interp *interp, int argc, Jim_Obj *const *argv) */ context = global_cmd_ctx; } - + /* capture log output and return it */ Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0); /* a garbage collect can happen, so we need a reference count to this object */ Jim_IncrRefCount(tclOutput); - + log_add_callback(tcl_output, tclOutput); - + retval = run_command(context, c, words, nwords); - + log_remove_callback(tcl_output, tclOutput); /* We dump output into this local variable */ @@ -134,19 +134,19 @@ static int script_command(Jim_Interp *interp, int argc, Jim_Obj *const *argv) { *return_retval = retval; } - + return (retval==ERROR_OK)?JIM_OK:JIM_ERR; } command_t* register_command(command_context_t *context, command_t *parent, char *name, int (*handler)(struct command_context_s *context, char* name, char** args, int argc), enum command_mode mode, char *help) { command_t *c, *p; - + if (!context || !name) return NULL; - + c = malloc(sizeof(command_t)); - + c->name = strdup(name); c->parent = parent; c->children = NULL; @@ -155,7 +155,7 @@ command_t* register_command(command_context_t *context, command_t *parent, char if (!help) help=""; c->next = NULL; - + /* place command in tree */ if (parent) { @@ -185,14 +185,14 @@ command_t* register_command(command_context_t *context, command_t *parent, char context->commands = c; } } - + /* just a placeholder, no handler */ if (c->handler==NULL) return c; /* If this is a two level command, e.g. "flash banks", then the * "unknown" proc in startup.tcl must redirect to this command. - * + * * "flash banks" is translated by "unknown" to "flash_banks" * if such a proc exists */ @@ -210,27 +210,27 @@ command_t* register_command(command_context_t *context, command_t *parent, char const char *full_name=alloc_printf("ocd_%s%s%s", t1, t2, t3); Jim_CreateCommand(interp, full_name, script_command, c, NULL); free((void *)full_name); - + /* we now need to add an overrideable proc */ const char *override_name=alloc_printf("proc %s%s%s {args} {if {[catch {eval \"ocd_%s%s%s $args\"}]==0} {return \"\"} else { return -code error }", t1, t2, t3, t1, t2, t3); - Jim_Eval_Named(interp, override_name, __FILE__, __LINE__ ); + Jim_Eval_Named(interp, override_name, __FILE__, __LINE__ ); free((void *)override_name); - + /* accumulate help text in Tcl helptext list. */ Jim_Obj *helptext=Jim_GetGlobalVariableStr(interp, "ocd_helptext", JIM_ERRMSG); if (Jim_IsShared(helptext)) helptext = Jim_DuplicateObj(interp, helptext); Jim_Obj *cmd_entry=Jim_NewListObj(interp, NULL, 0); - + Jim_Obj *cmd_list=Jim_NewListObj(interp, NULL, 0); /* maximum of two levels :-) */ if (c->parent!=NULL) { Jim_ListAppendElement(interp, cmd_list, Jim_NewStringObj(interp, c->parent->name, -1)); - } + } Jim_ListAppendElement(interp, cmd_list, Jim_NewStringObj(interp, c->name, -1)); - + Jim_ListAppendElement(interp, cmd_entry, cmd_list); Jim_ListAppendElement(interp, cmd_entry, Jim_NewStringObj(interp, help, -1)); Jim_ListAppendElement(interp, helptext, cmd_entry); @@ -240,14 +240,14 @@ command_t* register_command(command_context_t *context, command_t *parent, char int unregister_all_commands(command_context_t *context) { command_t *c, *c2; - + if (context == NULL) return ERROR_OK; - + while(NULL != context->commands) { c = context->commands; - + while(NULL != c->children) { c2 = c->children; @@ -257,25 +257,25 @@ int unregister_all_commands(command_context_t *context) free(c2); c2 = NULL; } - + context->commands = context->commands->next; - + free(c->name); c->name = NULL; free(c); - c = NULL; + c = NULL; } - + return ERROR_OK; } int unregister_command(command_context_t *context, char *name) { command_t *c, *p = NULL, *c2; - + if ((!context) || (!name)) return ERROR_INVALID_ARGUMENTS; - + /* find command */ for (c = context->commands; c; c = c->next) { @@ -290,7 +290,7 @@ int unregister_command(command_context_t *context, char *name) { context->commands = c->next; } - + /* unregister children */ if (c->children) { @@ -300,16 +300,16 @@ int unregister_command(command_context_t *context, char *name) free(c2); } } - + /* delete command */ free(c->name); free(c); } - + /* remember the last command for unlinking */ p = c; } - + return ERROR_OK; } @@ -323,7 +323,7 @@ void command_output_text(command_context_t *context, const char *data) void command_print_n(command_context_t *context, char *format, ...) { char *string; - + va_list ap; va_start(ap, format); @@ -332,7 +332,7 @@ void command_print_n(command_context_t *context, char *format, ...) { /* we want this collected in the log + we also want to pick it up as a tcl return * value. - * + * * The latter bit isn't precisely neat, but will do for now. */ LOG_USER_N("%s", string); @@ -357,7 +357,7 @@ void command_print(command_context_t *context, char *format, ...) strcat(string, "\n"); /* alloc_vprintf guaranteed the buffer to be at least one char longer */ /* we want this collected in the log + we also want to pick it up as a tcl return * value. - * + * * The latter bit isn't precisely neat, but will do for now. */ LOG_USER_N("%s", string); @@ -378,7 +378,7 @@ int run_command(command_context_t *context, command_t *c, char *words[], int num LOG_ERROR("Illegal mode for command"); return ERROR_FAIL; } - + int retval = c->handler(context, c->name, words + start_word + 1, num_words - start_word - 1); if (retval == ERROR_COMMAND_SYNTAX_ERROR) { @@ -404,10 +404,10 @@ int run_command(command_context_t *context, command_t *c, char *words[], int num /* we do not print out an error message because the command *should* * have printed out an error */ - LOG_DEBUG("Command failed with error code %d", retval); + LOG_DEBUG("Command failed with error code %d", retval); } - - return retval; + + return retval; } int command_run_line(command_context_t *context, char *line) @@ -434,9 +434,9 @@ int command_run_line(command_context_t *context, char *line) if (retcode == JIM_OK) { retcode = Jim_Eval_Named(interp, line, __FILE__, __LINE__ ); - + Jim_DeleteAssocData(interp, "retval"); - } + } Jim_DeleteAssocData(interp, "context"); } if (retcode == JIM_ERR) { @@ -448,7 +448,7 @@ int command_run_line(command_context_t *context, char *line) if (retval==ERROR_OK) { /* It wasn't a low level OpenOCD command that failed */ - return ERROR_FAIL; + return ERROR_FAIL; } return retval; } else if (retcode == JIM_EXIT) { @@ -469,7 +469,7 @@ int command_run_line(command_context_t *context, char *line) if (chunk > 256) chunk = 256; strncpy(buff, result+i, chunk); - buff[chunk] = 0; + buff[chunk] = 0; LOG_USER_N("%s", buff); } LOG_USER_N("%s", "\n"); @@ -512,7 +512,7 @@ int command_done(command_context_t *context) { free(context); context = NULL; - + return ERROR_OK; } @@ -527,7 +527,7 @@ static int jim_find(Jim_Interp *interp, int argc, Jim_Obj *const *argv) return JIM_ERR; Jim_Obj *result = Jim_NewStringObj(interp, full_path, strlen(full_path)); free(full_path); - + Jim_SetResult(interp, result); return JIM_OK; } @@ -580,7 +580,7 @@ static size_t openocd_jim_fwrite(const void *_ptr, size_t size, size_t n, void * ptr += x; nbytes -= x; } - + return n; } @@ -655,7 +655,7 @@ command_context_t* command_init() interp->cb_vfprintf = openocd_jim_vfprintf; interp->cb_fflush = openocd_jim_fflush; interp->cb_fgets = openocd_jim_fgets; - + add_default_dirs(); #ifdef JIM_EMBEDDED @@ -669,11 +669,11 @@ command_context_t* command_init() } register_command(context, NULL, "sleep", handle_sleep_command, - COMMAND_ANY, "sleep for <n> milliseconds"); - + COMMAND_ANY, "<n> [busy] - sleep for n milliseconds. \"busy\" means busy wait"); + register_command(context, NULL, "fast", handle_fast_command, COMMAND_ANY, "fast <enable/disable> - place at beginning of config files. Sets defaults to fast and dangerous."); - + return context; } @@ -692,10 +692,28 @@ int command_context_mode(command_context_t *cmd_ctx, enum command_mode mode) int handle_sleep_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { unsigned long duration = 0; - - if (argc == 1) + int busy = 0; + + if (argc==1) + { + + } else if (argc==2) + { + if (strcmp(args[1], "busy")!=0) + return ERROR_COMMAND_SYNTAX_ERROR; + busy = 1; + } else + { + return ERROR_COMMAND_SYNTAX_ERROR; + } + + duration = strtoul(args[0], NULL, 0); + + if (busy) + { + busy_sleep(duration); + } else { - duration = strtoul(args[0], NULL, 0); alive_sleep(duration); } @@ -706,18 +724,18 @@ int handle_fast_command(struct command_context_s *cmd_ctx, char *cmd, char **arg { if (argc!=1) return ERROR_COMMAND_SYNTAX_ERROR; - + fast_and_dangerous = strcmp("enable", args[0])==0; - + return ERROR_OK; } -void process_jim_events(void) +void process_jim_events(void) { #ifdef JIM_EMBEDDED static int recursion = 0; - if (!recursion) + if (!recursion) { recursion++; Jim_ProcessEvents (interp, JIM_ALL_EVENTS|JIM_DONT_WAIT); @@ -730,17 +748,17 @@ void register_jim(struct command_context_s *cmd_ctx, const char *name, int (*cmd { Jim_CreateCommand(interp, name, cmd, NULL, NULL); - /* FIX!!! it would be prettier to invoke add_help_text... + /* FIX!!! it would be prettier to invoke add_help_text... accumulate help text in Tcl helptext list. */ Jim_Obj *helptext=Jim_GetGlobalVariableStr(interp, "ocd_helptext", JIM_ERRMSG); if (Jim_IsShared(helptext)) helptext = Jim_DuplicateObj(interp, helptext); - + Jim_Obj *cmd_entry=Jim_NewListObj(interp, NULL, 0); - + Jim_Obj *cmd_list=Jim_NewListObj(interp, NULL, 0); Jim_ListAppendElement(interp, cmd_list, Jim_NewStringObj(interp, name, -1)); - + Jim_ListAppendElement(interp, cmd_entry, cmd_list); Jim_ListAppendElement(interp, cmd_entry, Jim_NewStringObj(interp, help, -1)); Jim_ListAppendElement(interp, helptext, cmd_entry); diff --git a/src/helper/log.c b/src/helper/log.c index e5f6d3d6..f7b2fc96 100644 --- a/src/helper/log.c +++ b/src/helper/log.c @@ -412,3 +412,14 @@ void alive_sleep(int ms) keep_alive(); } } + + +void busy_sleep(int ms) +{ + long long then; + then=timeval_ms(); + while ((timeval_ms()-then)<ms) + { + /* busy wait */ + } +} diff --git a/src/helper/log.h b/src/helper/log.h index 6b81e41e..93318f94 100644 --- a/src/helper/log.h +++ b/src/helper/log.h @@ -65,6 +65,7 @@ extern int set_log_output(struct command_context_s *cmd_ctx, FILE *output); extern void keep_alive(void); extern void kept_alive(void); extern void alive_sleep(int ms); +extern void busy_sleep(int ms); typedef void (*log_callback_fn)(void *priv, const char *file, int line, const char *function, const char *string); |